sdl-ios-xcode: src/video/SDL_renderer

annotate src/video/SDL_renderer_gl.c @ 2925:7e21f7662208

Swapped functions to match the other renderer files

author	Sam Lantinga <slouken@libsdl.org>
date	Tue, 30 Dec 2008 04:22:24 +0000
parents	dc4523c7c22d
children	2133d2d300fd

rev	line source
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
2858 a38fcb093081 A little cleanup for SDL snapshot release Sam Lantinga <slouken@libsdl.org> parents: 2848 diff changeset	3 Copyright (C) 1997-2009 Sam Lantinga
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Lesser General Public License for more details.
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free Software
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22 #include "SDL_config.h"
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23
1952 420716272158 Implemented X11 OpenGL support. Sam Lantinga <slouken@libsdl.org> parents: 1928 diff changeset	24 #if SDL_VIDEO_RENDER_OGL
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	25
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	26 #include "SDL_video.h"
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	27 #include "SDL_opengl.h"
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	28 #include "SDL_sysvideo.h"
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	29 #include "SDL_pixels_c.h"
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	30 #include "SDL_rect_c.h"
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	31 #include "SDL_yuv_sw_c.h"
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	32
2246 75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	33 #ifdef __MACOSX__
75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	34 #include <OpenGL/OpenGL.h>
75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	35 #endif
75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	36
2778 38dfc890ee6b Preliminary support for YUV textures Sam Lantinga <slouken@libsdl.org> parents: 2328 diff changeset	37
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	38 /* OpenGL renderer implementation */
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	39
2230 9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	40 /* Details on optimizing the texture path on Mac OS X:
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	41 http://developer.apple.com/documentation/GraphicsImaging/Conceptual/OpenGL-MacProgGuide/opengl_texturedata/chapter_10_section_2.html
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	42 */
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	43
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	44 /* !!! FIXME: this should go in a higher level than the GL renderer. */
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	45 static __inline__ int
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	46 bytes_per_pixel(const Uint32 format)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	47 {
2839 f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	48 if (!SDL_ISPIXELFORMAT_FOURCC(format)) {
f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	49 return SDL_BYTESPERPIXEL(format);
f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	50 }
f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	51
f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	52 /* FOURCC format */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	53 switch (format) {
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	54 case SDL_PIXELFORMAT_YV12:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	55 case SDL_PIXELFORMAT_IYUV:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	56 case SDL_PIXELFORMAT_YUY2:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	57 case SDL_PIXELFORMAT_UYVY:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	58 case SDL_PIXELFORMAT_YVYU:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	59 return 2;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	60 default:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	61 return 1; /* shouldn't ever hit this. */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	62 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	63 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	64
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	65
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	66 static const float inv255f = 1.0f / 255.0f;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	67
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 static SDL_Renderer GL_CreateRenderer(SDL_Window window, Uint32 flags);
1923 d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	69 static int GL_ActivateRenderer(SDL_Renderer * renderer);
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	70 static int GL_DisplayModeChanged(SDL_Renderer * renderer);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	71 static int GL_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	72 static int GL_QueryTexturePixels(SDL_Renderer * renderer,
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	73 SDL_Texture * texture, void **pixels,
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	74 int *pitch);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	75 static int GL_SetTexturePalette(SDL_Renderer * renderer,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76 SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77 const SDL_Color * colors, int firstcolor,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 int ncolors);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 static int GL_GetTexturePalette(SDL_Renderer * renderer,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	80 SDL_Texture * texture, SDL_Color * colors,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 int firstcolor, int ncolors);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	82 static int GL_SetTextureColorMod(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	83 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	84 static int GL_SetTextureAlphaMod(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	85 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	86 static int GL_SetTextureBlendMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	87 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	88 static int GL_SetTextureScaleMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	89 SDL_Texture * texture);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90 static int GL_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91 const SDL_Rect * rect, const void *pixels,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	92 int pitch);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93 static int GL_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	94 const SDL_Rect * rect, int markDirty, void **pixels,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	95 int *pitch);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96 static void GL_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97 static void GL_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98 int numrects, const SDL_Rect * rects);
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	99 static int GL_SetDrawColor(SDL_Renderer * renderer);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	100 static int GL_SetDrawBlendMode(SDL_Renderer * renderer);
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	101 static int GL_RenderPoint(SDL_Renderer * renderer, int x, int y);
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	102 static int GL_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2,
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	103 int y2);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	104 static int GL_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	105 static int GL_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	106 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	107
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	108 static void GL_RenderPresent(SDL_Renderer * renderer);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	109 static void GL_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110 static void GL_DestroyRenderer(SDL_Renderer * renderer);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	111
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	112
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	113 SDL_RenderDriver GL_RenderDriver = {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	114 GL_CreateRenderer,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116 "opengl",
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	117 (SDL_RENDERER_SINGLEBUFFER \| SDL_RENDERER_PRESENTDISCARD \|
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	118 SDL_RENDERER_PRESENTVSYNC \| SDL_RENDERER_ACCELERATED),
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	119 (SDL_TEXTUREMODULATE_NONE \| SDL_TEXTUREMODULATE_COLOR \|
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	120 SDL_TEXTUREMODULATE_ALPHA),
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	121 (SDL_BLENDMODE_NONE \| SDL_BLENDMODE_MASK \|
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	122 SDL_BLENDMODE_BLEND \| SDL_BLENDMODE_ADD \| SDL_BLENDMODE_MOD),
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	123 (SDL_TEXTURESCALEMODE_NONE \| SDL_TEXTURESCALEMODE_FAST \|
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	124 SDL_TEXTURESCALEMODE_SLOW),
2813 49243a6e9ff1 Removed the hacky stuff for YUV OpenGL textures, since Ryan's pixel shader code Sam Lantinga <slouken@libsdl.org> parents: 2812 diff changeset	125 15,
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	126 {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	127 SDL_PIXELFORMAT_INDEX1LSB,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	128 SDL_PIXELFORMAT_INDEX1MSB,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	129 SDL_PIXELFORMAT_INDEX8,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	130 SDL_PIXELFORMAT_RGB332,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	131 SDL_PIXELFORMAT_RGB444,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	132 SDL_PIXELFORMAT_RGB555,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	133 SDL_PIXELFORMAT_ARGB4444,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	134 SDL_PIXELFORMAT_ARGB1555,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	135 SDL_PIXELFORMAT_RGB565,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	136 SDL_PIXELFORMAT_RGB24,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	137 SDL_PIXELFORMAT_BGR24,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	138 SDL_PIXELFORMAT_RGB888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	139 SDL_PIXELFORMAT_BGR888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	140 SDL_PIXELFORMAT_ARGB8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	141 SDL_PIXELFORMAT_ABGR8888,
2813 49243a6e9ff1 Removed the hacky stuff for YUV OpenGL textures, since Ryan's pixel shader code Sam Lantinga <slouken@libsdl.org> parents: 2812 diff changeset	142 SDL_PIXELFORMAT_ARGB2101010},
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143 0,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144 0}
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145 };
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	146
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	147 typedef struct
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	148 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	149 SDL_GLContext context;
2833 c2e182a37f5f Whoops, can't call glOrtho() repeatedly Sam Lantinga <slouken@libsdl.org> parents: 2832 diff changeset	150 SDL_bool updateSize;
2233 fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	151 SDL_bool GL_ARB_texture_rectangle_supported;
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	152 SDL_bool GL_EXT_paletted_texture_supported;
2845 1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	153 SDL_bool GL_APPLE_ycbcr_422_supported;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	154 SDL_bool GL_MESA_ycbcr_texture_supported;
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	155 SDL_bool GL_ARB_fragment_program_supported;
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	156 int blendMode;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	157 int scaleMode;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	158
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	159 /* OpenGL functions */
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	160 #define SDL_PROC(ret,func,params) ret (APIENTRY *func) params;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	161 #include "SDL_glfuncs.h"
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	162 #undef SDL_PROC
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	163
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	164 PFNGLCOLORTABLEEXTPROC glColorTableEXT;
2233 fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	165 void (*glTextureRangeAPPLE) (GLenum target, GLsizei length,
fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	166 const GLvoid * pointer);
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	167
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	168 PFNGLGETPROGRAMIVARBPROC glGetProgramivARB;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	169 PFNGLGETPROGRAMSTRINGARBPROC glGetProgramStringARB;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	170 PFNGLPROGRAMLOCALPARAMETER4FVARBPROC glProgramLocalParameter4fvARB;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	171 PFNGLDELETEPROGRAMSARBPROC glDeleteProgramsARB;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	172 PFNGLGENPROGRAMSARBPROC glGenProgramsARB;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	173 PFNGLBINDPROGRAMARBPROC glBindProgramARB;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	174 PFNGLPROGRAMSTRINGARBPROC glProgramStringARB;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	175
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	176 /* (optional) fragment programs */
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	177 GLuint fragment_program_UYVY;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178 } GL_RenderData;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	179
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	180 typedef struct
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182 GLuint texture;
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	183 GLuint shader;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	184 GLenum type;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185 GLfloat texw;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 GLfloat texh;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	187 GLenum format;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	188 GLenum formattype;
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	189 Uint8 *palette;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 void *pixels;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191 int pitch;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	192 SDL_DirtyRectList dirty;
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	193 int HACK_RYAN_FIXME;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	194 } GL_TextureData;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	195
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	196
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	197 static void
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	198 GL_SetError(const char *prefix, GLenum result)
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	199 {
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	200 const char *error;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	201
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	202 switch (result) {
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	203 case GL_NO_ERROR:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	204 error = "GL_NO_ERROR";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	205 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	206 case GL_INVALID_ENUM:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	207 error = "GL_INVALID_ENUM";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	208 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	209 case GL_INVALID_VALUE:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	210 error = "GL_INVALID_VALUE";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	211 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	212 case GL_INVALID_OPERATION:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	213 error = "GL_INVALID_OPERATION";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	214 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	215 case GL_STACK_OVERFLOW:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	216 error = "GL_STACK_OVERFLOW";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	217 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	218 case GL_STACK_UNDERFLOW:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	219 error = "GL_STACK_UNDERFLOW";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	220 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	221 case GL_OUT_OF_MEMORY:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	222 error = "GL_OUT_OF_MEMORY";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	223 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	224 case GL_TABLE_TOO_LARGE:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	225 error = "GL_TABLE_TOO_LARGE";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	226 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	227 default:
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	228 error = "UNKNOWN";
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	229 break;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	230 }
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	231 SDL_SetError("%s: %s", prefix, error);
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	232 }
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	233
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	234 static int
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	235 GL_LoadFunctions(GL_RenderData * data)
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	236 {
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	237 #if defined(__QNXNTO__) && (_NTO_VERSION < 630)
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	238 #define __SDL_NOGETPROCADDR__
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	239 #elif defined(__MINT__)
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	240 #define __SDL_NOGETPROCADDR__
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	241 #endif
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	242 #ifdef __SDL_NOGETPROCADDR__
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	243 #define SDL_PROC(ret,func,params) data->func=func;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	244 #else
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	245 #define SDL_PROC(ret,func,params) \
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	246 do { \
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	247 data->func = SDL_GL_GetProcAddress(#func); \
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	248 if ( ! data->func ) { \
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	249 SDL_SetError("Couldn't load GL function %s: %s\n", #func, SDL_GetError()); \
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	250 return -1; \
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	251 } \
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	252 } while ( 0 );
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	253 #endif /* __SDL_NOGETPROCADDR__ */
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	254
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	255 #include "SDL_glfuncs.h"
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	256 #undef SDL_PROC
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	257 return 0;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	258 }
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	259
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	260 void
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	261 GL_AddRenderDriver(_THIS)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	262 {
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	263 if (_this->GL_CreateContext) {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	264 SDL_AddRenderDriver(0, &GL_RenderDriver);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	265 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268 SDL_Renderer *
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	269 GL_CreateRenderer(SDL_Window * window, Uint32 flags)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	270 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	271 SDL_Renderer *renderer;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	272 GL_RenderData *data;
1952 420716272158 Implemented X11 OpenGL support. Sam Lantinga <slouken@libsdl.org> parents: 1928 diff changeset	273 GLint value;
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	274 int doublebuffer;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	275
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	276 /* Render directly to the window, unless we're compositing */
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	277 #ifndef __MACOSX__
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	278 if (flags & SDL_RENDERER_SINGLEBUFFER) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	279 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 0);
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	280 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	281 #endif
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 if (!(window->flags & SDL_WINDOW_OPENGL)) {
1928 861bc36f0ab3 Fixed crash with multiple windows Sam Lantinga <slouken@libsdl.org> parents: 1927 diff changeset	283 if (SDL_RecreateWindow(window, window->flags \| SDL_WINDOW_OPENGL) < 0) {
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	284 return NULL;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	285 }
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	286 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	288 renderer = (SDL_Renderer ) SDL_calloc(1, sizeof(renderer));
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	289 if (!renderer) {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	290 SDL_OutOfMemory();
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291 return NULL;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	294 data = (GL_RenderData ) SDL_calloc(1, sizeof(data));
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	295 if (!data) {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 GL_DestroyRenderer(renderer);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	297 SDL_OutOfMemory();
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	298 return NULL;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	300
1923 d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	301 renderer->ActivateRenderer = GL_ActivateRenderer;
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	302 renderer->DisplayModeChanged = GL_DisplayModeChanged;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	303 renderer->CreateTexture = GL_CreateTexture;
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	304 renderer->QueryTexturePixels = GL_QueryTexturePixels;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	305 renderer->SetTexturePalette = GL_SetTexturePalette;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	306 renderer->GetTexturePalette = GL_GetTexturePalette;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	307 renderer->SetTextureColorMod = GL_SetTextureColorMod;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	308 renderer->SetTextureAlphaMod = GL_SetTextureAlphaMod;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	309 renderer->SetTextureBlendMode = GL_SetTextureBlendMode;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	310 renderer->SetTextureScaleMode = GL_SetTextureScaleMode;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311 renderer->UpdateTexture = GL_UpdateTexture;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 renderer->LockTexture = GL_LockTexture;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	313 renderer->UnlockTexture = GL_UnlockTexture;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	314 renderer->DirtyTexture = GL_DirtyTexture;
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	315 renderer->SetDrawColor = GL_SetDrawColor;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	316 renderer->SetDrawBlendMode = GL_SetDrawBlendMode;
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	317 renderer->RenderPoint = GL_RenderPoint;
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	318 renderer->RenderLine = GL_RenderLine;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	319 renderer->RenderFill = GL_RenderFill;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 renderer->RenderCopy = GL_RenderCopy;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321 renderer->RenderPresent = GL_RenderPresent;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322 renderer->DestroyTexture = GL_DestroyTexture;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 renderer->DestroyRenderer = GL_DestroyRenderer;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324 renderer->info = GL_RenderDriver.info;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325 renderer->window = window->id;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	326 renderer->driverdata = data;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	328 renderer->info.flags =
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	329 (SDL_RENDERER_PRESENTDISCARD \| SDL_RENDERER_ACCELERATED);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	330
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	331 if (GL_LoadFunctions(data) < 0) {
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	332 GL_DestroyRenderer(renderer);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	333 return NULL;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	334 }
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	335
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	336 data->context = SDL_GL_CreateContext(window->id);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	337 if (!data->context) {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	338 GL_DestroyRenderer(renderer);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	339 return NULL;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	341 if (SDL_GL_MakeCurrent(window->id, data->context) < 0) {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	342 GL_DestroyRenderer(renderer);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	343 return NULL;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 }
2246 75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	345 #ifdef __MACOSX__
75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	346 /* Enable multi-threaded rendering */
75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	347 /* Disabled until Ryan finishes his VBO/PBO code...
2295 dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	348 CGLEnable(CGLGetCurrentContext(), kCGLCEMPEngine);
dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	349 */
2246 75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	350 #endif
75daa0792bd1 Added code to enable multi-threaded OpenGL on Mac OS X, pending Ryan's PBO/VBO Sam Lantinga <slouken@libsdl.org> parents: 2237 diff changeset	351
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	352 if (flags & SDL_RENDERER_PRESENTVSYNC) {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	353 SDL_GL_SetSwapInterval(1);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	354 } else {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	355 SDL_GL_SetSwapInterval(0);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	356 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	357 if (SDL_GL_GetSwapInterval() > 0) {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	358 renderer->info.flags \|= SDL_RENDERER_PRESENTVSYNC;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	359 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	361 if (SDL_GL_GetAttribute(SDL_GL_DOUBLEBUFFER, &doublebuffer) == 0) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	362 if (!doublebuffer) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	363 renderer->info.flags \|= SDL_RENDERER_SINGLEBUFFER;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	364 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	365 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	366
1952 420716272158 Implemented X11 OpenGL support. Sam Lantinga <slouken@libsdl.org> parents: 1928 diff changeset	367 data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
420716272158 Implemented X11 OpenGL support. Sam Lantinga <slouken@libsdl.org> parents: 1928 diff changeset	368 renderer->info.max_texture_width = value;
420716272158 Implemented X11 OpenGL support. Sam Lantinga <slouken@libsdl.org> parents: 1928 diff changeset	369 data->glGetIntegerv(GL_MAX_TEXTURE_SIZE, &value);
420716272158 Implemented X11 OpenGL support. Sam Lantinga <slouken@libsdl.org> parents: 1928 diff changeset	370 renderer->info.max_texture_height = value;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	371
1926 307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	372 if (SDL_GL_ExtensionSupported("GL_ARB_texture_rectangle")
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	373 \|\| SDL_GL_ExtensionSupported("GL_EXT_texture_rectangle")) {
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	374 data->GL_ARB_texture_rectangle_supported = SDL_TRUE;
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	375 }
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	376 if (SDL_GL_ExtensionSupported("GL_EXT_paletted_texture")) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	377 data->GL_EXT_paletted_texture_supported = SDL_TRUE;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	378 data->glColorTableEXT =
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	379 (PFNGLCOLORTABLEEXTPROC) SDL_GL_GetProcAddress("glColorTableEXT");
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	380 } else {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	381 /* Don't advertise support for 8-bit indexed texture format */
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	382 Uint32 i, j;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	383 SDL_RendererInfo *info = &renderer->info;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	384 for (i = 0, j = 0; i < info->num_texture_formats; ++i) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	385 if (info->texture_formats[i] != SDL_PIXELFORMAT_INDEX8) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	386 info->texture_formats[j++] = info->texture_formats[i];
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	387 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	388 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	389 --info->num_texture_formats;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	390 }
2845 1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	391 if (SDL_GL_ExtensionSupported("GL_APPLE_ycbcr_422")) {
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	392 data->GL_APPLE_ycbcr_422_supported = SDL_TRUE;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	393 }
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	394 if (SDL_GL_ExtensionSupported("GL_MESA_ycbcr_texture")) {
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	395 data->GL_MESA_ycbcr_texture_supported = SDL_TRUE;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	396 }
2233 fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	397 if (SDL_GL_ExtensionSupported("GL_APPLE_texture_range")) {
fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	398 data->glTextureRangeAPPLE =
fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	399 (void ()(GLenum, GLsizei, const GLvoid ))
fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	400 SDL_GL_GetProcAddress("glTextureRangeAPPLE");
fb01ee9716bc Test using glTextureRangeAPPLE Sam Lantinga <slouken@libsdl.org> parents: 2230 diff changeset	401 }
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	402
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	403 /* we might use fragment programs for YUV data, etc. */
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	404 if (SDL_GL_ExtensionSupported("GL_ARB_fragment_program")) {
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	405 /* !!! FIXME: this doesn't check for errors. */
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	406 /* !!! FIXME: this should really reuse the glfuncs.h stuff. */
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	407 data->glGetProgramivARB = (PFNGLGETPROGRAMIVARBPROC)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	408 SDL_GL_GetProcAddress("glGetProgramivARB");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	409 data->glGetProgramStringARB = (PFNGLGETPROGRAMSTRINGARBPROC)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	410 SDL_GL_GetProcAddress("glGetProgramStringARB");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	411 data->glProgramLocalParameter4fvARB =
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	412 (PFNGLPROGRAMLOCALPARAMETER4FVARBPROC)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	413 SDL_GL_GetProcAddress("glProgramLocalParameter4fvARB");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	414 data->glDeleteProgramsARB = (PFNGLDELETEPROGRAMSARBPROC)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	415 SDL_GL_GetProcAddress("glDeleteProgramsARB");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	416 data->glGenProgramsARB = (PFNGLGENPROGRAMSARBPROC)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	417 SDL_GL_GetProcAddress("glGenProgramsARB");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	418 data->glBindProgramARB = (PFNGLBINDPROGRAMARBPROC)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	419 SDL_GL_GetProcAddress("glBindProgramARB");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	420 data->glProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC)
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	421 SDL_GL_GetProcAddress("glProgramStringARB");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	422 data->GL_ARB_fragment_program_supported = SDL_TRUE;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	423 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	424
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	425 /* Set up parameters for rendering */
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	426 data->blendMode = -1;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	427 data->scaleMode = -1;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	428 data->glDisable(GL_DEPTH_TEST);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	429 data->glDisable(GL_CULL_FACE);
2893 e67f3f3bf221 Turn on line antialiasing (requires blending to be enabled) Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	430 data->glEnable(GL_LINE_SMOOTH);
1926 307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	431 if (data->GL_ARB_texture_rectangle_supported) {
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	432 data->glEnable(GL_TEXTURE_RECTANGLE_ARB);
1926 307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	433 } else {
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	434 data->glEnable(GL_TEXTURE_2D);
1926 307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	435 }
2833 c2e182a37f5f Whoops, can't call glOrtho() repeatedly Sam Lantinga <slouken@libsdl.org> parents: 2832 diff changeset	436 data->updateSize = SDL_TRUE;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	437
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 return renderer;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	440
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	441 static void
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	442 SetBlendMode(GL_RenderData * data, int blendMode)
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	443 {
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	444 if (blendMode != data->blendMode) {
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	445 switch (blendMode) {
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	446 case SDL_BLENDMODE_NONE:
2922 dc4523c7c22d Significant performance boost with blend mode none Sam Lantinga <slouken@libsdl.org> parents: 2918 diff changeset	447 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	448 data->glDisable(GL_BLEND);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	449 break;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	450 case SDL_BLENDMODE_MASK:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	451 case SDL_BLENDMODE_BLEND:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	452 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	453 data->glEnable(GL_BLEND);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	454 data->glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	455 break;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	456 case SDL_BLENDMODE_ADD:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	457 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	458 data->glEnable(GL_BLEND);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	459 data->glBlendFunc(GL_SRC_ALPHA, GL_ONE);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	460 break;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	461 case SDL_BLENDMODE_MOD:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	462 data->glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	463 data->glEnable(GL_BLEND);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	464 data->glBlendFunc(GL_ZERO, GL_SRC_COLOR);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	465 break;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	466 }
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	467 data->blendMode = blendMode;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	468 }
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	469 }
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	470
1923 d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	471 static int
d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	472 GL_ActivateRenderer(SDL_Renderer * renderer)
d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	473 {
d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	474 GL_RenderData data = (GL_RenderData ) renderer->driverdata;
d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	475 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	476
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	477 if (SDL_GL_MakeCurrent(window->id, data->context) < 0) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	478 return -1;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	479 }
2833 c2e182a37f5f Whoops, can't call glOrtho() repeatedly Sam Lantinga <slouken@libsdl.org> parents: 2832 diff changeset	480 if (data->updateSize) {
2836 b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	481 data->glMatrixMode(GL_PROJECTION);
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	482 data->glLoadIdentity();
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	483 data->glMatrixMode(GL_MODELVIEW);
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	484 data->glLoadIdentity();
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	485 data->glViewport(0, 0, window->w, window->h);
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	486 data->glOrtho(0.0, (GLdouble) window->w, (GLdouble) window->h, 0.0,
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	487 0.0, 1.0);
2833 c2e182a37f5f Whoops, can't call glOrtho() repeatedly Sam Lantinga <slouken@libsdl.org> parents: 2832 diff changeset	488 data->updateSize = SDL_FALSE;
c2e182a37f5f Whoops, can't call glOrtho() repeatedly Sam Lantinga <slouken@libsdl.org> parents: 2832 diff changeset	489 }
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	490 return 0;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	491 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	492
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	493 static int
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	494 GL_DisplayModeChanged(SDL_Renderer * renderer)
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	495 {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	496 GL_RenderData data = (GL_RenderData ) renderer->driverdata;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	497
2836 b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	498 /* Rebind the context to the window area and update matrices */
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	499 data->updateSize = SDL_TRUE;
b128b94ed31e Rebind the context to the window area and update matrices when the window size changes Sam Lantinga <slouken@libsdl.org> parents: 2835 diff changeset	500 return GL_ActivateRenderer(renderer);
1923 d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	501 }
d4572b97b08f Switch OpenGL contexts when switching render contexts. Sam Lantinga <slouken@libsdl.org> parents: 1922 diff changeset	502
1922 4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	503 static __inline__ int
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	504 power_of_2(int input)
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	505 {
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	506 int value = 1;
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	507
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	508 while (value < input) {
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	509 value <<= 1;
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	510 }
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	511 return value;
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	512 }
4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	513
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	514
2858 a38fcb093081 A little cleanup for SDL snapshot release Sam Lantinga <slouken@libsdl.org> parents: 2848 diff changeset	515 //#define DEBUG_PROGRAM_COMPILE 1
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	516
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	517 static GLuint
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	518 compile_shader(GL_RenderData * data, GLenum shader_type, const char *_code)
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	519 {
2847 7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	520 const int have_texture_rects = data->GL_ARB_texture_rectangle_supported;
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	521 const char *replacement = have_texture_rects ? "RECT" : "2D";
2918 bd518fc76f28 Updated to build on Windows Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	522 const size_t replacementlen = SDL_strlen(replacement);
2847 7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	523 const char *token = "%TEXTURETARGET%";
2918 bd518fc76f28 Updated to build on Windows Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	524 const size_t tokenlen = SDL_strlen(token);
2847 7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	525 char *code = NULL;
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	526 char *ptr = NULL;
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	527 GLuint program = 0;
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	528
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	529 /*
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	530 * The TEX instruction needs a different target depending on what we use.
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	531 * To handle this, we use "%TEXTURETARGET%" and replace the string before
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	532 * compiling the shader.
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	533 */
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	534 code = SDL_strdup(_code);
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	535 if (code == NULL)
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	536 return 0;
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	537
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	538 for (ptr = SDL_strstr(code, token); ptr; ptr = SDL_strstr(ptr + 1, token)) {
2918 bd518fc76f28 Updated to build on Windows Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	539 SDL_memcpy(ptr, replacement, replacementlen);
bd518fc76f28 Updated to build on Windows Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	540 SDL_memmove(ptr + replacementlen, ptr + tokenlen,
bd518fc76f28 Updated to build on Windows Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	541 SDL_strlen(ptr + tokenlen) + 1);
2847 7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	542 }
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	543
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	544 #if DEBUG_PROGRAM_COMPILE
2847 7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	545 printf("compiling shader:\n%s\n\n", code);
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	546 #endif
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	547
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	548 data->glGetError(); /* flush any existing error state. */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	549 data->glGenProgramsARB(1, &program);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	550 data->glBindProgramARB(shader_type, program);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	551 data->glProgramStringARB(shader_type, GL_PROGRAM_FORMAT_ASCII_ARB,
2847 7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	552 SDL_strlen(code), code);
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	553
7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	554 SDL_free(code);
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	555
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	556 if (data->glGetError() == GL_INVALID_OPERATION) {
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	557 #if DEBUG_PROGRAM_COMPILE
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	558 GLint pos = 0;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	559 const GLubyte *errstr;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	560 data->glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &pos);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	561 errstr = data->glGetString(GL_PROGRAM_ERROR_STRING_ARB);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	562 printf("program compile error at position %d: %s\n\n",
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	563 (int) pos, (const char *) errstr);
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	564 #endif
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	565 data->glBindProgramARB(shader_type, 0);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	566 data->glDeleteProgramsARB(1, &program);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	567 return 0;
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	568 }
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	569
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	570 return program;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	571 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	572
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	573
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	574 /*
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	575 * Fragment program that renders from UYVY textures.
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	576 * The UYVY to RGB equasion is:
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	577 * R = 1.164(Y-16) + 1.596(Cr-128)
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	578 * G = 1.164(Y-16) - 0.813(Cr-128) - 0.391(Cb-128)
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	579 * B = 1.164(Y-16) + 2.018(Cb-128)
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	580 * Byte layout is Cb, Y1, Cr, Y2, stored in the R, G, B, A channels.
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	581 * 4 bytes == 2 pixels: Y1/Cb/Cr, Y2/Cb/Cr
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	582 *
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	583 * !!! FIXME: this ignores blendmodes, etc.
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	584 * !!! FIXME: this could be more efficient...use a dot product for green, etc.
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	585 */
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	586 static const char *fragment_program_UYVY_source_code = "!!ARBfp1.0\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	587 /* outputs... */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	588 "OUTPUT outcolor = result.color;\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	589 /* scratch registers... */
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	590 "TEMP uyvy;\n" "TEMP luminance;\n" "TEMP work;\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	591 /* Halve the coordinates to grab the correct 32 bits for the fragment. */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	592 "MUL work, fragment.texcoord, { 0.5, 1.0, 1.0, 1.0 };\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	593 /* Sample the YUV texture. Cb, Y1, Cr, Y2, are stored in x, y, z, w. */
2847 7d020441fa81 Don't hardcode RECT for fragment program texture targets. Ryan C. Gordon <icculus@icculus.org> parents: 2846 diff changeset	594 "TEX uyvy, work, texture[0], %TEXTURETARGET%;\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	595 /* Do subtractions (128/255, 16/255, 128/255, 16/255) */
2846 3d7833d5a4be Slight optimization of the shader, no need to scale into 0..255 Sam Lantinga <slouken@libsdl.org> parents: 2845 diff changeset	596 "SUB uyvy, uyvy, { 0.501960784313726, 0.06274509803922, 0.501960784313726, 0.06274509803922 };\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	597 /* Choose the luminance component by texcoord. */
8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	598 /* !!! FIXME: laziness wins out for now... just average Y1 and Y2. */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	599 "ADD luminance, uyvy.yyyy, uyvy.wwww;\n"
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	600 "MUL luminance, luminance, { 0.5, 0.5, 0.5, 0.5 };\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	601 /* Multiply luminance by its magic value. */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	602 "MUL luminance, luminance, { 1.164, 1.164, 1.164, 1.164 };\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	603 /* uyvy.xyzw becomes Cr/Cr/Cb/Cb, with multiplications. */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	604 "MUL uyvy, uyvy.zzxx, { 1.596, -0.813, 2.018, -0.391 };\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	605 /* Add luminance to Cr and Cb, store to RGB channels. */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	606 "ADD work.rgb, luminance, uyvy;\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	607 /* Do final addition for Green channel. (!!! FIXME: this should be a DPH?) */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	608 "ADD work.g, work.g, uyvy.w;\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	609 /* Make sure alpha channel is fully opaque. (!!! FIXME: blend modes!) */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	610 "MOV work.a, { 1.0 };\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	611 /* Store out the final fragment color... */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	612 "MOV outcolor, work;\n"
2848 8a3aa505ecba Comment cleanup. Ryan C. Gordon <icculus@icculus.org> parents: 2847 diff changeset	613 /* ...and we're done! */
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	614 "END\n";
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	615
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	616
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	617 static int
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	618 GL_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	619 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	620 GL_RenderData renderdata = (GL_RenderData ) renderer->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	621 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	622 GL_TextureData *data;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	623 GLint internalFormat;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	624 GLenum format, type;
1922 4905cac7a4bd Fixed OpenGL blend modes, added power of 2 texture code Sam Lantinga <slouken@libsdl.org> parents: 1921 diff changeset	625 int texture_w, texture_h;
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	626 GLuint shader = 0;
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	627 GLenum result;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	628
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	629 switch (texture->format) {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	630 case SDL_PIXELFORMAT_INDEX1LSB:
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	631 case SDL_PIXELFORMAT_INDEX1MSB:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	632 internalFormat = GL_RGB;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	633 format = GL_COLOR_INDEX;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	634 type = GL_BITMAP;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	635 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	636 case SDL_PIXELFORMAT_INDEX8:
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	637 if (!renderdata->GL_EXT_paletted_texture_supported) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	638 SDL_SetError("Unsupported texture format");
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	639 return -1;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	640 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	641 internalFormat = GL_COLOR_INDEX8_EXT;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	642 format = GL_COLOR_INDEX;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	643 type = GL_UNSIGNED_BYTE;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	644 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	645 case SDL_PIXELFORMAT_RGB332:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	646 internalFormat = GL_R3_G3_B2;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	647 format = GL_RGB;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	648 type = GL_UNSIGNED_BYTE_3_3_2;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	649 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	650 case SDL_PIXELFORMAT_RGB444:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	651 internalFormat = GL_RGB4;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	652 format = GL_RGB;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	653 type = GL_UNSIGNED_SHORT_4_4_4_4;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	654 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	655 case SDL_PIXELFORMAT_RGB555:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	656 internalFormat = GL_RGB5;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	657 format = GL_RGB;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	658 type = GL_UNSIGNED_SHORT_5_5_5_1;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	659 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	660 case SDL_PIXELFORMAT_ARGB4444:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	661 internalFormat = GL_RGBA4;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	662 format = GL_BGRA;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	663 type = GL_UNSIGNED_SHORT_4_4_4_4_REV;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	664 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	665 case SDL_PIXELFORMAT_ARGB1555:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	666 internalFormat = GL_RGB5_A1;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	667 format = GL_BGRA;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	668 type = GL_UNSIGNED_SHORT_1_5_5_5_REV;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	669 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	670 case SDL_PIXELFORMAT_RGB565:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	671 internalFormat = GL_RGB8;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	672 format = GL_RGB;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	673 type = GL_UNSIGNED_SHORT_5_6_5;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	674 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	675 case SDL_PIXELFORMAT_RGB24:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	676 internalFormat = GL_RGB8;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	677 format = GL_RGB;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	678 type = GL_UNSIGNED_BYTE;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	679 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	680 case SDL_PIXELFORMAT_RGB888:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	681 internalFormat = GL_RGB8;
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	682 format = GL_BGRA;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	683 type = GL_UNSIGNED_BYTE;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	684 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	685 case SDL_PIXELFORMAT_BGR24:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	686 internalFormat = GL_RGB8;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	687 format = GL_BGR;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	688 type = GL_UNSIGNED_BYTE;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	689 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	690 case SDL_PIXELFORMAT_BGR888:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	691 internalFormat = GL_RGB8;
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	692 format = GL_RGBA;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	693 type = GL_UNSIGNED_BYTE;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	694 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	695 case SDL_PIXELFORMAT_ARGB8888:
2230 9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	696 #ifdef __MACOSX__
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	697 internalFormat = GL_RGBA;
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	698 format = GL_BGRA;
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	699 type = GL_UNSIGNED_INT_8_8_8_8_REV;
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	700 #else
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	701 internalFormat = GL_RGBA8;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	702 format = GL_BGRA;
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	703 type = GL_UNSIGNED_BYTE;
2230 9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	704 #endif
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	705 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	706 case SDL_PIXELFORMAT_ABGR8888:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	707 internalFormat = GL_RGBA8;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	708 format = GL_RGBA;
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	709 type = GL_UNSIGNED_BYTE;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	710 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	711 case SDL_PIXELFORMAT_ARGB2101010:
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	712 internalFormat = GL_RGB10_A2;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	713 format = GL_BGRA;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	714 type = GL_UNSIGNED_INT_2_10_10_10_REV;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	715 break;
2845 1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	716 case SDL_PIXELFORMAT_UYVY:
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	717 if (renderdata->GL_APPLE_ycbcr_422_supported) {
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	718 internalFormat = GL_RGB;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	719 format = GL_YCBCR_422_APPLE;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	720 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	721 type = GL_UNSIGNED_SHORT_8_8_APPLE;
2844 70b63882d2ef The YCbCr texture extension works now that bytes_per_pixel() returns the Sam Lantinga <slouken@libsdl.org> parents: 2843 diff changeset	722 #else
2845 1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	723 type = GL_UNSIGNED_SHORT_8_8_REV_APPLE;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	724 #endif
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	725 } else if (renderdata->GL_MESA_ycbcr_texture_supported) {
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	726 internalFormat = GL_RGB;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	727 format = GL_YCBCR_MESA;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	728 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	729 type = GL_UNSIGNED_SHORT_8_8_MESA;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	730 #else
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	731 type = GL_UNSIGNED_SHORT_8_8_REV_MESA;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	732 #endif
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	733 } else if (renderdata->GL_ARB_fragment_program_supported) {
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	734 if (renderdata->fragment_program_UYVY == 0) {
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	735 renderdata->fragment_program_UYVY =
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	736 compile_shader(renderdata, GL_FRAGMENT_PROGRAM_ARB,
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	737 fragment_program_UYVY_source_code);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	738 if (renderdata->fragment_program_UYVY == 0) {
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	739 SDL_SetError("Fragment program compile error");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	740 return -1;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	741 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	742 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	743 shader = renderdata->fragment_program_UYVY;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	744 internalFormat = GL_RGBA;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	745 format = GL_RGBA;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	746 type = GL_UNSIGNED_BYTE;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	747 } else {
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	748 SDL_SetError("Unsupported texture format");
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	749 return -1;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	750 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	751 break;
2845 1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	752 case SDL_PIXELFORMAT_YUY2:
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	753 if (renderdata->GL_APPLE_ycbcr_422_supported) {
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	754 internalFormat = GL_RGB;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	755 format = GL_YCBCR_422_APPLE;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	756 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	757 type = GL_UNSIGNED_SHORT_8_8_REV_APPLE;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	758 #else
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	759 type = GL_UNSIGNED_SHORT_8_8_APPLE;
2844 70b63882d2ef The YCbCr texture extension works now that bytes_per_pixel() returns the Sam Lantinga <slouken@libsdl.org> parents: 2843 diff changeset	760 #endif
2845 1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	761 } else if (renderdata->GL_MESA_ycbcr_texture_supported) {
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	762 internalFormat = GL_RGB;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	763 format = GL_YCBCR_MESA;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	764 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	765 type = GL_UNSIGNED_SHORT_8_8_REV_MESA;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	766 #else
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	767 type = GL_UNSIGNED_SHORT_8_8_MESA;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	768 #endif
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	769 } else {
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	770 SDL_SetError("Unsupported texture format");
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	771 return -1;
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	772 }
1cc5d5b164e2 Added official support for GL_APPLE_ycbcr_422 and GL_MESA_ycbcr_texture Sam Lantinga <slouken@libsdl.org> parents: 2844 diff changeset	773 break;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	774 default:
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	775 SDL_SetError("Unsupported texture format");
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	776 return -1;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	777 }
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	778
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	779 data = (GL_TextureData ) SDL_calloc(1, sizeof(data));
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	780 if (!data) {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	781 SDL_OutOfMemory();
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	782 return -1;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	783 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	784
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	785 data->shader = shader;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	786
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	787 if (texture->format == SDL_PIXELFORMAT_INDEX8) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	788 data->palette = (Uint8 ) SDL_malloc(3 256 * sizeof(Uint8));
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	789 if (!data->palette) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	790 SDL_OutOfMemory();
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	791 SDL_free(data);
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	792 return -1;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	793 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	794 SDL_memset(data->palette, 0xFF, 3 * 256 * sizeof(Uint8));
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	795 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	796
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	797 if (texture->access == SDL_TEXTUREACCESS_STREAMING) {
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	798 data->pitch = texture->w * bytes_per_pixel(texture->format);
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	799 data->pixels = SDL_malloc(texture->h * data->pitch);
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	800 if (!data->pixels) {
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	801 SDL_OutOfMemory();
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	802 SDL_free(data);
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	803 return -1;
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	804 }
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	805 }
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	806
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	807 texture->driverdata = data;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	808
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	809 renderdata->glGetError();
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	810 renderdata->glGenTextures(1, &data->texture);
1926 307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	811 if (renderdata->GL_ARB_texture_rectangle_supported) {
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	812 data->type = GL_TEXTURE_RECTANGLE_ARB;
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	813 texture_w = texture->w;
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	814 texture_h = texture->h;
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	815 data->texw = (GLfloat) texture_w;
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	816 data->texh = (GLfloat) texture_h;
1926 307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	817 } else {
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	818 data->type = GL_TEXTURE_2D;
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	819 texture_w = power_of_2(texture->w);
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	820 texture_h = power_of_2(texture->h);
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	821 data->texw = (GLfloat) (texture->w) / texture_w;
1926 307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	822 data->texh = (GLfloat) texture->h / texture_h;
307355678142 Added SDL_GL_ExtensionSupported() Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	823 }
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	824
2839 f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	825 /* YUV formats use RGBA but are really two bytes per pixel */
f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	826 if (internalFormat == GL_RGBA && bytes_per_pixel(texture->format) < 4) {
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	827 data->HACK_RYAN_FIXME = 2;
2843 e919f2e3700d Fixed the shader fragment problems using 2 byte YUV data in a 4 byte RGB Sam Lantinga <slouken@libsdl.org> parents: 2840 diff changeset	828 } else {
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	829 data->HACK_RYAN_FIXME = 1;
2839 f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	830 }
2843 e919f2e3700d Fixed the shader fragment problems using 2 byte YUV data in a 4 byte RGB Sam Lantinga <slouken@libsdl.org> parents: 2840 diff changeset	831 texture_w /= data->HACK_RYAN_FIXME;
2839 f89700cc9272 Progress, maybe. :) Sam Lantinga <slouken@libsdl.org> parents: 2836 diff changeset	832
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	833 data->format = format;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	834 data->formattype = type;
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	835 renderdata->glEnable(data->type);
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	836 renderdata->glBindTexture(data->type, data->texture);
2230 9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	837 renderdata->glTexParameteri(data->type, GL_TEXTURE_MIN_FILTER,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	838 GL_NEAREST);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	839 renderdata->glTexParameteri(data->type, GL_TEXTURE_MAG_FILTER,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	840 GL_NEAREST);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	841 renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_S,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	842 GL_CLAMP_TO_EDGE);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	843 renderdata->glTexParameteri(data->type, GL_TEXTURE_WRAP_T,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	844 GL_CLAMP_TO_EDGE);
2840 53ca0d758b0a The previous checkin fixes the crash, so at least we're not overrunning Sam Lantinga <slouken@libsdl.org> parents: 2839 diff changeset	845 #ifdef __MACOSX__
2230 9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	846 #ifndef GL_TEXTURE_STORAGE_HINT_APPLE
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	847 #define GL_TEXTURE_STORAGE_HINT_APPLE 0x85BC
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	848 #endif
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	849 #ifndef STORAGE_CACHED_APPLE
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	850 #define STORAGE_CACHED_APPLE 0x85BE
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	851 #endif
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	852 #ifndef STORAGE_SHARED_APPLE
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	853 #define STORAGE_SHARED_APPLE 0x85BF
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	854 #endif
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	855 if (texture->access == SDL_TEXTUREACCESS_STREAMING) {
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	856 renderdata->glTexParameteri(data->type, GL_TEXTURE_STORAGE_HINT_APPLE,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	857 GL_STORAGE_SHARED_APPLE);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	858 } else {
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	859 renderdata->glTexParameteri(data->type, GL_TEXTURE_STORAGE_HINT_APPLE,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	860 GL_STORAGE_CACHED_APPLE);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	861 }
2809 7e257c3a3bf0 Temporary fix for Mac OS X crash in textoverlay Sam Lantinga <slouken@libsdl.org> parents: 2808 diff changeset	862 /* This causes a crash in testoverlay for some reason. Apple bug? */
7e257c3a3bf0 Temporary fix for Mac OS X crash in textoverlay Sam Lantinga <slouken@libsdl.org> parents: 2808 diff changeset	863 #if 0
2295 dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	864 if (texture->access == SDL_TEXTUREACCESS_STREAMING
dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	865 && texture->format == SDL_PIXELFORMAT_ARGB8888) {
2237 e57a883ffa86 Advertise the most efficient format for the screen. Of course SDL code needs Sam Lantinga <slouken@libsdl.org> parents: 2236 diff changeset	866 /*
2295 dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	867 if (renderdata->glTextureRangeAPPLE) {
dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	868 renderdata->glTextureRangeAPPLE(data->type,
dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	869 texture->h * data->pitch,
dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	870 data->pixels);
dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	871 }
dbc6d1893869 Checking in Christian Walther's patch for x11 keyboard input. Minor code tweaks by Bob. Bob Pendleton <bob@pendleton.com> parents: 2275 diff changeset	872 */
2230 9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	873 renderdata->glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	874 renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	875 texture_h, 0, format, type, data->pixels);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	876 } else
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	877 #endif
2809 7e257c3a3bf0 Temporary fix for Mac OS X crash in textoverlay Sam Lantinga <slouken@libsdl.org> parents: 2808 diff changeset	878 #endif
2230 9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	879 {
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	880 renderdata->glTexImage2D(data->type, 0, internalFormat, texture_w,
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	881 texture_h, 0, format, type, NULL);
9b7d29d2432b Optimized OpenGL renderer for Mac OS X. Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	882 }
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	883 result = renderdata->glGetError();
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	884 if (result != GL_NO_ERROR) {
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	885 GL_SetError("glTexImage2D()", result);
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	886 return -1;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	887 }
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	888 return 0;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	889 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	890
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	891 static int
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	892 GL_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	893 void *pixels, int pitch)
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	894 {
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	895 GL_TextureData data = (GL_TextureData ) texture->driverdata;
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	896
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	897 *pixels = data->pixels;
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	898 *pitch = data->pitch;
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	899 return 0;
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	900 }
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	901
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1986 diff changeset	902 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	903 GL_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	904 const SDL_Color * colors, int firstcolor, int ncolors)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	905 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	906 GL_RenderData renderdata = (GL_RenderData ) renderer->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	907 GL_TextureData data = (GL_TextureData ) texture->driverdata;
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	908 Uint8 *palette;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	909
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	910 if (!data->palette) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	911 SDL_SetError("Texture doesn't have a palette");
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	912 return -1;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	913 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	914 palette = data->palette + firstcolor * 3;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	915 while (ncolors--) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	916 *palette++ = colors->r;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	917 *palette++ = colors->g;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	918 *palette++ = colors->b;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	919 ++colors;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	920 }
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	921 renderdata->glEnable(data->type);
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	922 renderdata->glBindTexture(data->type, data->texture);
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	923 renderdata->glColorTableEXT(data->type, GL_RGB8, 256, GL_RGB,
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	924 GL_UNSIGNED_BYTE, data->palette);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	925 return 0;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	926 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	927
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	928 static int
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	929 GL_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	930 SDL_Color * colors, int firstcolor, int ncolors)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	931 {
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	932 GL_RenderData renderdata = (GL_RenderData ) renderer->driverdata;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	933 GL_TextureData data = (GL_TextureData ) texture->driverdata;
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	934 Uint8 *palette;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	935
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	936 if (!data->palette) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	937 SDL_SetError("Texture doesn't have a palette");
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	938 return -1;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	939 }
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	940 palette = data->palette + firstcolor * 3;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	941 while (ncolors--) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	942 colors->r = *palette++;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	943 colors->g = *palette++;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	944 colors->b = *palette++;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	945 colors->unused = SDL_ALPHA_OPAQUE;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	946 ++colors;
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	947 }
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	948 return 0;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	949 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	950
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	951 static void
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	952 SetupTextureUpdate(GL_RenderData * renderdata, SDL_Texture * texture,
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	953 int pitch)
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	954 {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	955 if (texture->format == SDL_PIXELFORMAT_INDEX1LSB) {
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	956 renderdata->glPixelStorei(GL_UNPACK_LSB_FIRST, 1);
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	957 } else if (texture->format == SDL_PIXELFORMAT_INDEX1MSB) {
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	958 renderdata->glPixelStorei(GL_UNPACK_LSB_FIRST, 0);
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	959 }
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	960 renderdata->glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
2808 368410632f2d Whoops, we need this for subrect updates (testsprite) Sam Lantinga <slouken@libsdl.org> parents: 2804 diff changeset	961 renderdata->glPixelStorei(GL_UNPACK_ROW_LENGTH,
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	962 (pitch / bytes_per_pixel(texture->format)) /
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	963 ((GL_TextureData *) texture->driverdata)->
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	964 HACK_RYAN_FIXME);
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	965 }
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	966
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	967 static int
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	968 GL_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	969 {
1986 f4c65e3bfaed Cleanup for the last checkin Sam Lantinga <slouken@libsdl.org> parents: 1985 diff changeset	970 return 0;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	971 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	972
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	973 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	974 GL_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	975 {
1986 f4c65e3bfaed Cleanup for the last checkin Sam Lantinga <slouken@libsdl.org> parents: 1985 diff changeset	976 return 0;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	977 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	978
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	979 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	980 GL_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	981 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	982 switch (texture->blendMode) {
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	983 case SDL_BLENDMODE_NONE:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	984 case SDL_BLENDMODE_MASK:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	985 case SDL_BLENDMODE_BLEND:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	986 case SDL_BLENDMODE_ADD:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	987 case SDL_BLENDMODE_MOD:
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	988 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	989 default:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	990 SDL_Unsupported();
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	991 texture->blendMode = SDL_BLENDMODE_NONE;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	992 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	993 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	994 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	995
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	996 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	997 GL_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	998 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	999 switch (texture->scaleMode) {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1000 case SDL_TEXTURESCALEMODE_NONE:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1001 case SDL_TEXTURESCALEMODE_FAST:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1002 case SDL_TEXTURESCALEMODE_SLOW:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1003 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1004 case SDL_TEXTURESCALEMODE_BEST:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1005 SDL_Unsupported();
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1006 texture->scaleMode = SDL_TEXTURESCALEMODE_SLOW;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1007 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1008 default:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1009 SDL_Unsupported();
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1010 texture->scaleMode = SDL_TEXTURESCALEMODE_NONE;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1011 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1012 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1013 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1014
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1015 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1016 GL_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1017 const SDL_Rect * rect, const void *pixels, int pitch)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1018 {
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1019 GL_RenderData renderdata = (GL_RenderData ) renderer->driverdata;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1020 GL_TextureData data = (GL_TextureData ) texture->driverdata;
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	1021 GLenum result;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1022
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1023 renderdata->glGetError();
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1024 SetupTextureUpdate(renderdata, texture, pitch);
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1025 renderdata->glEnable(data->type);
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1026 renderdata->glBindTexture(data->type, data->texture);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1027 renderdata->glTexSubImage2D(data->type, 0, rect->x, rect->y, rect->w,
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1028 rect->h, data->format, data->formattype,
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1029 pixels);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1030 result = renderdata->glGetError();
1924 69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	1031 if (result != GL_NO_ERROR) {
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	1032 GL_SetError("glTexSubImage2D()", result);
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	1033 return -1;
69217fdd2c0a If the OpenGL renderer is selected for a non-OpenGL window, recreate the window with OpenGL enabled. Sam Lantinga <slouken@libsdl.org> parents: 1923 diff changeset	1034 }
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1035 return 0;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1036 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1037
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1038 static int
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1039 GL_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1040 const SDL_Rect * rect, int markDirty, void **pixels,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1041 int *pitch)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1042 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1043 GL_TextureData data = (GL_TextureData ) texture->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1044
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1045 if (markDirty) {
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1046 SDL_AddDirtyRect(&data->dirty, rect);
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1047 }
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1048
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1049 *pixels =
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1050 (void ) ((Uint8 ) data->pixels + rect->y * data->pitch +
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1051 rect->x * bytes_per_pixel(texture->format));
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1052 *pitch = data->pitch;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1053 return 0;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1054 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1055
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1056 static void
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1057 GL_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1058 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1059 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1060
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1061 static void
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1062 GL_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1063 const SDL_Rect * rects)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1064 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1065 GL_TextureData data = (GL_TextureData ) texture->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1066 int i;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1067
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1068 for (i = 0; i < numrects; ++i) {
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1069 SDL_AddDirtyRect(&data->dirty, &rects[i]);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1070 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1071 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1072
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1073 static int
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1074 GL_SetDrawColor(SDL_Renderer * renderer)
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1075 {
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1076 return 0;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1077 }
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1078
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1079 static int
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1080 GL_SetDrawBlendMode(SDL_Renderer * renderer)
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1081 {
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1082 return 0;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1083 }
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1084
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1085 static int
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1086 GL_RenderPoint(SDL_Renderer * renderer, int x, int y)
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1087 {
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1088 GL_RenderData data = (GL_RenderData ) renderer->driverdata;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1089
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1090 SetBlendMode(data, renderer->blendMode);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1091
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1092 data->glColor4f((GLfloat) renderer->r * inv255f,
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1093 (GLfloat) renderer->g * inv255f,
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1094 (GLfloat) renderer->b * inv255f,
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1095 (GLfloat) renderer->a * inv255f);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1096
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1097 data->glBegin(GL_POINTS);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1098 data->glVertex2i(x, y);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1099 data->glEnd();
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1100
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1101 return 0;
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1102 }
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1103
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1104 static int
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1105 GL_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1106 {
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1107 GL_RenderData data = (GL_RenderData ) renderer->driverdata;
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1108
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1109 SetBlendMode(data, renderer->blendMode);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1110
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1111 data->glColor4f((GLfloat) renderer->r * inv255f,
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1112 (GLfloat) renderer->g * inv255f,
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1113 (GLfloat) renderer->b * inv255f,
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1114 (GLfloat) renderer->a * inv255f);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1115
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1116 data->glBegin(GL_LINES);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1117 data->glVertex2i(x1, y1);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1118 data->glVertex2i(x2, y2);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1119 data->glEnd();
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2893 diff changeset	1120
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1121 return 0;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1122 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1123
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1124 static int
2925 7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1125 GL_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect)
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1126 {
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1127 GL_RenderData data = (GL_RenderData ) renderer->driverdata;
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1128 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1129
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1130 data->glColor4f((GLfloat) renderer->r * inv255f,
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1131 (GLfloat) renderer->g * inv255f,
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1132 (GLfloat) renderer->b * inv255f,
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1133 (GLfloat) renderer->a * inv255f);
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1134 SetBlendMode(data, renderer->blendMode);
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1135 data->glRecti(rect->x, rect->y, rect->x + rect->w, rect->y + rect->h);
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1136
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1137 return 0;
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1138 }
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1139
7e21f7662208 Swapped functions to match the other renderer files Sam Lantinga <slouken@libsdl.org> parents: 2922 diff changeset	1140 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1141 GL_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1142 const SDL_Rect * srcrect, const SDL_Rect * dstrect)
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1143 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1144 GL_RenderData data = (GL_RenderData ) renderer->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1145 GL_TextureData texturedata = (GL_TextureData ) texture->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1146 int minx, miny, maxx, maxy;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1147 GLfloat minu, maxu, minv, maxv;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1148
2275 12ea0fdc0df2 Split out the SDL_rect and SDL_surface functions into their own headers. Sam Lantinga <slouken@libsdl.org> parents: 2246 diff changeset	1149 if (texturedata->dirty.list) {
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1150 SDL_DirtyRect *dirty;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1151 void *pixels;
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1152 int bpp = bytes_per_pixel(texture->format);
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1153 int pitch = texturedata->pitch;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1154
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1155 SetupTextureUpdate(data, texture, pitch);
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1156 data->glEnable(texturedata->type);
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1157 data->glBindTexture(texturedata->type, texturedata->texture);
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1158 for (dirty = texturedata->dirty.list; dirty; dirty = dirty->next) {
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1159 SDL_Rect *rect = &dirty->rect;
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1160 pixels =
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1161 (void ) ((Uint8 ) texturedata->pixels + rect->y * pitch +
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1162 rect->x * bpp);
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1163 data->glTexSubImage2D(texturedata->type, 0, rect->x, rect->y,
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1164 rect->w / texturedata->HACK_RYAN_FIXME,
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1165 rect->h, texturedata->format,
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1166 texturedata->formattype, pixels);
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1167 }
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1168 SDL_ClearDirtyRects(&texturedata->dirty);
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1169 }
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1170
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1171 minx = dstrect->x;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1172 miny = dstrect->y;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1173 maxx = dstrect->x + dstrect->w;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1174 maxy = dstrect->y + dstrect->h;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1175
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1176 minu = (GLfloat) srcrect->x / texture->w;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1177 minu *= texturedata->texw;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1178 maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1179 maxu *= texturedata->texw;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1180 minv = (GLfloat) srcrect->y / texture->h;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1181 minv *= texturedata->texh;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1182 maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h;
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1183 maxv *= texturedata->texh;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1184
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1185 data->glEnable(texturedata->type);
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1186 data->glBindTexture(texturedata->type, texturedata->texture);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1187
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1188 if (texture->modMode) {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1189 data->glColor4f((GLfloat) texture->r * inv255f,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1190 (GLfloat) texture->g * inv255f,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1191 (GLfloat) texture->b * inv255f,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1192 (GLfloat) texture->a * inv255f);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1193 } else {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1194 data->glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1195 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1196
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1197 SetBlendMode(data, texture->blendMode);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1198
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1199 if (texture->scaleMode != data->scaleMode) {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1200 switch (texture->scaleMode) {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	1201 case SDL_TEXTURESCALEMODE_NONE:
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	1202 case SDL_TEXTURESCALEMODE_FAST:
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1203 data->glTexParameteri(texturedata->type, GL_TEXTURE_MIN_FILTER,
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1204 GL_NEAREST);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1205 data->glTexParameteri(texturedata->type, GL_TEXTURE_MAG_FILTER,
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1206 GL_NEAREST);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1207 break;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	1208 case SDL_TEXTURESCALEMODE_SLOW:
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1952 diff changeset	1209 case SDL_TEXTURESCALEMODE_BEST:
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1210 data->glTexParameteri(texturedata->type, GL_TEXTURE_MIN_FILTER,
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1211 GL_LINEAR);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1212 data->glTexParameteri(texturedata->type, GL_TEXTURE_MAG_FILTER,
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1213 GL_LINEAR);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1214 break;
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1215 }
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	1216 data->scaleMode = texture->scaleMode;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1217 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1218
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1219 if (texturedata->shader != 0) {
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1220 data->glEnable(GL_FRAGMENT_PROGRAM_ARB);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1221 data->glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, texturedata->shader);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1222 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1223
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1224 data->glBegin(GL_TRIANGLE_STRIP);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1225 data->glTexCoord2f(minu, minv);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1226 data->glVertex2i(minx, miny);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1227 data->glTexCoord2f(maxu, minv);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1228 data->glVertex2i(maxx, miny);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1229 data->glTexCoord2f(minu, maxv);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1230 data->glVertex2i(minx, maxy);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1231 data->glTexCoord2f(maxu, maxv);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1232 data->glVertex2i(maxx, maxy);
aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1233 data->glEnd();
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1234
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1235 if (texturedata->shader != 0) {
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1236 data->glDisable(GL_FRAGMENT_PROGRAM_ARB);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1237 }
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1238
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1239 data->glDisable(texturedata->type);
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1240
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1241 return 0;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1242 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1243
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1244 static void
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1245 GL_RenderPresent(SDL_Renderer * renderer)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1246 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1247 SDL_GL_SwapWindow(renderer->window);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1248 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1249
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1250 static void
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1251 GL_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1252 {
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1253 GL_RenderData renderdata = (GL_RenderData ) renderer->driverdata;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1254 GL_TextureData data = (GL_TextureData ) texture->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1255
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1256 if (!data) {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1257 return;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1258 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1259 if (data->texture) {
1927 aeb8263d377a OpenGL renderer is feature complete! Sam Lantinga <slouken@libsdl.org> parents: 1926 diff changeset	1260 renderdata->glDeleteTextures(1, &data->texture);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1261 }
1974 70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	1262 if (data->palette) {
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	1263 SDL_free(data->palette);
70deaf574153 Added paletted OpenGL texture support. Sam Lantinga <slouken@libsdl.org> parents: 1970 diff changeset	1264 }
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1265 if (data->pixels) {
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1266 SDL_free(data->pixels);
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1267 }
8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1268 SDL_FreeDirtyRects(&data->dirty);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1269 SDL_free(data);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1270 texture->driverdata = NULL;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1271 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1272
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1974 diff changeset	1273 static void
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1274 GL_DestroyRenderer(SDL_Renderer * renderer)
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1275 {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1276 GL_RenderData data = (GL_RenderData ) renderer->driverdata;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1277
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1278 if (data) {
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1279 if (data->context) {
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1280 if (data->GL_ARB_fragment_program_supported) {
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1281 data->glDisable(GL_FRAGMENT_PROGRAM_ARB);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1282 data->glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, 0);
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1283 if (data->fragment_program_UYVY != 0) {
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1284 data->glDeleteProgramsARB(1,
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2858 diff changeset	1285 &data->fragment_program_UYVY);
2835 f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1286 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1287 }
f38257b5d936 Initial pixel shader support for YUV textures in the GL renderer. Ryan C. Gordon <icculus@icculus.org> parents: 2833 diff changeset	1288
2328 91e601d9df8b re: bug#563. checking in some commented out trace code and a fix so that the in testalpha.c the background only flashes when alpha == 255. The problem that is being Bob Pendleton <bob@pendleton.com> parents: 2295 diff changeset	1289 /* SDL_GL_MakeCurrent(0, NULL); // doesn't do anything */
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1919 diff changeset	1290 SDL_GL_DeleteContext(data->context);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1291 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1292 SDL_free(data);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1293 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1294 SDL_free(renderer);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1295 }
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1296
1952 420716272158 Implemented X11 OpenGL support. Sam Lantinga <slouken@libsdl.org> parents: 1928 diff changeset	1297 #endif /* SDL_VIDEO_RENDER_OGL */
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1298
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1299 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/video/SDL_renderer_gl.c @ 2925:7e21f7662208