sdl-ios-xcode: src/video/SDL_renderer

annotate src/video/SDL_renderer_sw.c @ 3542:97eae5a705f9

Make sure we fully clip the first point before starting to adjust the second point.

author	Sam Lantinga <slouken@libsdl.org>
date	Fri, 11 Dec 2009 09:57:54 +0000
parents	0267b8b1595c
children	f638ded38b8a

rev	line source
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
2859 99210400e8b9 Updated copyright date Sam Lantinga <slouken@libsdl.org> parents: 2811 diff changeset	3 Copyright (C) 1997-2009 Sam Lantinga
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Lesser General Public License for more details.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free Software
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22 #include "SDL_config.h"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 #include "SDL_video.h"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	25 #include "SDL_sysvideo.h"
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	26 #include "SDL_pixels_c.h"
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	27 #include "SDL_rect_c.h"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	28 #include "SDL_yuv_sw_c.h"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	29
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	30
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	31 /* SDL surface based renderer implementation */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	32
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	33 static SDL_Renderer SW_CreateRenderer(SDL_Window window, Uint32 flags);
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	34 static int SW_ActivateRenderer(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	35 static int SW_DisplayModeChanged(SDL_Renderer * renderer);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	36 static int SW_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	37 static int SW_QueryTexturePixels(SDL_Renderer * renderer,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	38 SDL_Texture * texture, void **pixels,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	39 int *pitch);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	40 static int SW_SetTexturePalette(SDL_Renderer * renderer,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	41 SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	42 const SDL_Color * colors, int firstcolor,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	43 int ncolors);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	44 static int SW_GetTexturePalette(SDL_Renderer * renderer,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	45 SDL_Texture * texture, SDL_Color * colors,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	46 int firstcolor, int ncolors);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	47 static int SW_SetTextureColorMod(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	48 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	49 static int SW_SetTextureAlphaMod(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	50 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	51 static int SW_SetTextureBlendMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	52 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	53 static int SW_SetTextureScaleMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	54 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	55 static int SW_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	56 const SDL_Rect * rect, const void *pixels,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	57 int pitch);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	58 static int SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	59 const SDL_Rect * rect, int markDirty, void **pixels,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	60 int *pitch);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	61 static void SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	62 static int SW_RenderPoints(SDL_Renderer * renderer, const SDL_Point * points,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	63 int count);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	64 static int SW_RenderLines(SDL_Renderer * renderer, const SDL_Point * points,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	65 int count);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	66 static int SW_RenderRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	67 int count);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	68 static int SW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	69 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	70 static int SW_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
3435 9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	71 Uint32 format, void * pixels, int pitch);
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	72 static int SW_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
3435 9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	73 Uint32 format, const void * pixels, int pitch);
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	74 static void SW_RenderPresent(SDL_Renderer * renderer);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	75 static void SW_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture);
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	76 static void SW_DestroyRenderer(SDL_Renderer * renderer);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	79 SDL_RenderDriver SW_RenderDriver = {
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	80 SW_CreateRenderer,
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 "software",
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	83 (SDL_RENDERER_SINGLEBUFFER \| SDL_RENDERER_PRESENTCOPY \|
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	84 SDL_RENDERER_PRESENTFLIP2 \| SDL_RENDERER_PRESENTFLIP3 \|
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	85 SDL_RENDERER_PRESENTDISCARD \| SDL_RENDERER_PRESENTVSYNC),
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	86 (SDL_TEXTUREMODULATE_NONE \| SDL_TEXTUREMODULATE_COLOR \|
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	87 SDL_TEXTUREMODULATE_ALPHA),
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2859 diff changeset	88 (SDL_BLENDMODE_NONE \| SDL_BLENDMODE_MASK \|
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2859 diff changeset	89 SDL_BLENDMODE_BLEND \| SDL_BLENDMODE_ADD \| SDL_BLENDMODE_MOD),
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	90 (SDL_TEXTURESCALEMODE_NONE \| SDL_TEXTURESCALEMODE_FAST),
2811 7af2419ad5b0 Fixed the list of supported YUV formats Sam Lantinga <slouken@libsdl.org> parents: 2810 diff changeset	91 14,
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	92 {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	93 SDL_PIXELFORMAT_INDEX8,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	94 SDL_PIXELFORMAT_RGB555,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	95 SDL_PIXELFORMAT_RGB565,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	96 SDL_PIXELFORMAT_RGB888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	97 SDL_PIXELFORMAT_BGR888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	98 SDL_PIXELFORMAT_ARGB8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	99 SDL_PIXELFORMAT_RGBA8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	100 SDL_PIXELFORMAT_ABGR8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	101 SDL_PIXELFORMAT_BGRA8888,
2811 7af2419ad5b0 Fixed the list of supported YUV formats Sam Lantinga <slouken@libsdl.org> parents: 2810 diff changeset	102 SDL_PIXELFORMAT_YV12,
7af2419ad5b0 Fixed the list of supported YUV formats Sam Lantinga <slouken@libsdl.org> parents: 2810 diff changeset	103 SDL_PIXELFORMAT_IYUV,
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	104 SDL_PIXELFORMAT_YUY2,
2810 27cb878a278e Implemented the X11 (non-OpenGL) renderer, no alpha or scaling available. Sam Lantinga <slouken@libsdl.org> parents: 2802 diff changeset	105 SDL_PIXELFORMAT_UYVY,
27cb878a278e Implemented the X11 (non-OpenGL) renderer, no alpha or scaling available. Sam Lantinga <slouken@libsdl.org> parents: 2802 diff changeset	106 SDL_PIXELFORMAT_YVYU},
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	107 0,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	108 0}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	109 };
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	111 typedef struct
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	112 {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	113 Uint32 format;
1972 a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	114 SDL_bool updateSize;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	115 int current_texture;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	116 SDL_Texture *texture[3];
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	117 SDL_Surface surface;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118 SDL_Renderer *renderer;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	119 SDL_DirtyRectList dirty;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	120 } SW_RenderData;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	121
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	122 static SDL_Texture *
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	123 CreateTexture(SDL_Renderer * renderer, Uint32 format, int w, int h)
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	124 {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	125 SDL_Texture *texture;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	126
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: 1918 diff changeset	127 texture = (SDL_Texture ) SDL_calloc(1, sizeof(texture));
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	128 if (!texture) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	129 SDL_OutOfMemory();
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	130 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	131 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	132
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	133 texture->format = format;
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 2130 diff changeset	134 texture->access = SDL_TEXTUREACCESS_STREAMING;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	135 texture->w = w;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	136 texture->h = h;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	137 texture->renderer = renderer;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	138
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	139 if (renderer->CreateTexture(renderer, texture) < 0) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	140 SDL_free(texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	141 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	142 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	143 return texture;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	144 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	145
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	146 static void
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	147 DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	148 {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	149 renderer->DestroyTexture(renderer, texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	150 SDL_free(texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	151 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	152
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	153 static int
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	154 DisplayPaletteChanged(void userdata, SDL_Palette palette)
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	155 {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	156 SW_RenderData data = (SW_RenderData ) userdata;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	157 int i;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	158
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	159 for (i = 0; i < SDL_arraysize(data->texture); ++i) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	160 if (data->texture[i] && data->renderer->SetTexturePalette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	161 data->renderer->SetTexturePalette(data->renderer,
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	162 data->texture[i],
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	163 palette->colors, 0,
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	164 palette->ncolors);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	165 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	166 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	167 return 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	168 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	169
2227 b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	170 void
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	171 Setup_SoftwareRenderer(SDL_Renderer * renderer)
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	172 {
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	173 renderer->CreateTexture = SW_CreateTexture;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	174 renderer->QueryTexturePixels = SW_QueryTexturePixels;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	175 renderer->SetTexturePalette = SW_SetTexturePalette;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	176 renderer->GetTexturePalette = SW_GetTexturePalette;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	177 renderer->SetTextureColorMod = SW_SetTextureColorMod;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	178 renderer->SetTextureAlphaMod = SW_SetTextureAlphaMod;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	179 renderer->SetTextureBlendMode = SW_SetTextureBlendMode;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	180 renderer->SetTextureScaleMode = SW_SetTextureScaleMode;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	181 renderer->UpdateTexture = SW_UpdateTexture;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	182 renderer->LockTexture = SW_LockTexture;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	183 renderer->UnlockTexture = SW_UnlockTexture;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	184 renderer->DestroyTexture = SW_DestroyTexture;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	185
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	186 renderer->info.mod_modes = SW_RenderDriver.info.mod_modes;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	187 renderer->info.blend_modes = SW_RenderDriver.info.blend_modes;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	188 renderer->info.scale_modes = SW_RenderDriver.info.scale_modes;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	189 renderer->info.num_texture_formats =
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	190 SW_RenderDriver.info.num_texture_formats;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	191 SDL_memcpy(renderer->info.texture_formats,
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	192 SW_RenderDriver.info.texture_formats,
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	193 sizeof(renderer->info.texture_formats));;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	194 renderer->info.max_texture_width = SW_RenderDriver.info.max_texture_width;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	195 renderer->info.max_texture_height =
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	196 SW_RenderDriver.info.max_texture_height;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	197 }
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	198
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 SDL_Renderer *
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	200 SW_CreateRenderer(SDL_Window * window, Uint32 flags)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 SDL_DisplayMode *displayMode = &display->current_mode;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 SDL_Renderer *renderer;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	205 SW_RenderData *data;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	206 int i, n;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	207 int bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	208 Uint32 Rmask, Gmask, Bmask, Amask;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	209 Uint32 renderer_flags;
1929 595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	210 const char *desired_driver;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	211
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	212 if (!SDL_PixelFormatEnumToMasks
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	213 (displayMode->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	214 SDL_SetError("Unknown display format");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	215 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	216 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	217
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	218 renderer = (SDL_Renderer ) SDL_calloc(1, sizeof(renderer));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	219 if (!renderer) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	220 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	221 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	222 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	223
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: 1918 diff changeset	224 data = (SW_RenderData ) SDL_calloc(1, sizeof(data));
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	225 if (!data) {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	226 SW_DestroyRenderer(renderer);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	227 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	228 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	229 }
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	230 renderer->ActivateRenderer = SW_ActivateRenderer;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	231 renderer->DisplayModeChanged = SW_DisplayModeChanged;
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2859 diff changeset	232
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	233 renderer->RenderPoints = SW_RenderPoints;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	234 renderer->RenderLines = SW_RenderLines;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	235 renderer->RenderRects = SW_RenderRects;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	236 renderer->RenderCopy = SW_RenderCopy;
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	237 renderer->RenderReadPixels = SW_RenderReadPixels;
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	238 renderer->RenderWritePixels = SW_RenderWritePixels;
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	239 renderer->RenderPresent = SW_RenderPresent;
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	240 renderer->DestroyRenderer = SW_DestroyRenderer;
2227 b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	241 renderer->info.name = SW_RenderDriver.info.name;
b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	242 renderer->info.flags = 0;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	243 renderer->window = window->id;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	244 renderer->driverdata = data;
2227 b252359547ed Exported the software renderer texture functions to make easier to create Sam Lantinga <slouken@libsdl.org> parents: 2222 diff changeset	245 Setup_SoftwareRenderer(renderer);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	246
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	247 if (flags & SDL_RENDERER_PRESENTFLIP2) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	248 renderer->info.flags \|= SDL_RENDERER_PRESENTFLIP2;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	249 n = 2;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	250 } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	251 renderer->info.flags \|= SDL_RENDERER_PRESENTFLIP3;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	252 n = 3;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	253 } else {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	254 renderer->info.flags \|= SDL_RENDERER_PRESENTCOPY;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	255 n = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	256 }
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	257 data->format = displayMode->format;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	258
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	259 /* Find a render driver that we can use to display data */
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	260 renderer_flags = (SDL_RENDERER_SINGLEBUFFER \|
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	261 SDL_RENDERER_PRESENTDISCARD);
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	262 if (flags & SDL_RENDERER_PRESENTVSYNC) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	263 renderer_flags \|= SDL_RENDERER_PRESENTVSYNC;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	264 }
1929 595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	265 desired_driver = SDL_getenv("SDL_VIDEO_RENDERER_SWDRIVER");
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266 for (i = 0; i < display->num_render_drivers; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267 SDL_RenderDriver *driver = &display->render_drivers[i];
1929 595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	268 if (driver->info.name == SW_RenderDriver.info.name) {
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	269 continue;
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	270 }
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	271 if (desired_driver
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	272 && SDL_strcasecmp(desired_driver, driver->info.name) != 0) {
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	273 continue;
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	274 }
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	275 data->renderer = driver->CreateRenderer(window, renderer_flags);
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	276 if (data->renderer) {
595ac54a8f9f Added an environment variable to select which driver the software renderer will use. Sam Lantinga <slouken@libsdl.org> parents: 1920 diff changeset	277 break;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	280 if (i == display->num_render_drivers) {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	281 SW_DestroyRenderer(renderer);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 SDL_SetError("Couldn't find display render driver");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	284 }
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	285 if (data->renderer->info.flags & SDL_RENDERER_PRESENTVSYNC) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	286 renderer->info.flags \|= SDL_RENDERER_PRESENTVSYNC;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	287 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	288
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	289 /* Create the textures we'll use for display */
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	290 for (i = 0; i < n; ++i) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	291 data->texture[i] =
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	292 CreateTexture(data->renderer, data->format, window->w, window->h);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	293 if (!data->texture[i]) {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	294 SW_DestroyRenderer(renderer);
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	295 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	296 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	297 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	298 data->current_texture = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	299
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	300 /* Create a surface we'll use for rendering */
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	301 data->surface.flags = SDL_PREALLOC;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	302 data->surface.format = SDL_AllocFormat(bpp, Rmask, Gmask, Bmask, Amask);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	303 if (!data->surface.format) {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	304 SW_DestroyRenderer(renderer);
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	305 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	306 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	307 SDL_SetSurfacePalette(&data->surface, display->palette);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	308
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	309 /* Set up a palette watch on the display palette */
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	310 if (display->palette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	311 SDL_AddPaletteWatch(display->palette, DisplayPaletteChanged, data);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	312 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	313
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	314 return renderer;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317 static int
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	318 SW_ActivateRenderer(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	319 {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	320 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
1972 a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	321 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	322 int i, n;
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	323
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	324 if (data->renderer && data->renderer->ActivateRenderer) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	325 if (data->renderer->ActivateRenderer(data->renderer) < 0) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	326 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	327 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	328 }
1972 a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	329 if (data->updateSize) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	330 /* Recreate the textures for the new window size */
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	331 if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	332 n = 2;
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	333 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	334 n = 3;
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	335 } else {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	336 n = 1;
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	337 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	338 for (i = 0; i < n; ++i) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	339 if (data->texture[i]) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	340 DestroyTexture(data->renderer, data->texture[i]);
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	341 data->texture[i] = 0;
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	342 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	343 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	344 for (i = 0; i < n; ++i) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	345 data->texture[i] =
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	346 CreateTexture(data->renderer, data->format, window->w,
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	347 window->h);
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	348 if (!data->texture[i]) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	349 return -1;
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	350 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	351 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	352 data->updateSize = SDL_FALSE;
a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	353 }
1970 db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	354 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	355 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	356
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	357 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	358 SW_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	359 {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	360 SW_RenderData data = (SW_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	361
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	362 if (data->renderer && data->renderer->DisplayModeChanged) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	363 if (data->renderer->DisplayModeChanged(data->renderer) < 0) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	364 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	365 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	366 }
2905 d214e791c77c Fixed crash when resizing the window with the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2904 diff changeset	367 /* Rebind the context to the window area */
1972 a0e278364188 Fixed bug recreating OpenGL textures on window resize Sam Lantinga <slouken@libsdl.org> parents: 1971 diff changeset	368 data->updateSize = SDL_TRUE;
2905 d214e791c77c Fixed crash when resizing the window with the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2904 diff changeset	369 return SW_ActivateRenderer(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	370 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	371
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes. Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	372 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	373 SW_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	374 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	375 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2786 6bacfecbf27e indent Sam Lantinga <slouken@libsdl.org> parents: 2781 diff changeset	376 texture->driverdata =
6bacfecbf27e indent Sam Lantinga <slouken@libsdl.org> parents: 2781 diff changeset	377 SDL_SW_CreateYUVTexture(texture->format, texture->w, texture->h);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	378 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	379 int bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	380 Uint32 Rmask, Gmask, Bmask, Amask;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	381
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	382 if (!SDL_PixelFormatEnumToMasks
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	383 (texture->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	384 SDL_SetError("Unknown texture format");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	385 return -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	386 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	387
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388 texture->driverdata =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	389 SDL_CreateRGBSurface(0, texture->w, texture->h, bpp, Rmask, Gmask,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	390 Bmask, Amask);
3053 aa34d1180d30 When creating a software texture, synchronize the surface with the texture. Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	391 SDL_SetSurfaceColorMod(texture->driverdata, texture->r, texture->g,
aa34d1180d30 When creating a software texture, synchronize the surface with the texture. Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	392 texture->b);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture. Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	393 SDL_SetSurfaceAlphaMod(texture->driverdata, texture->a);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture. Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	394 SDL_SetSurfaceBlendMode(texture->driverdata, texture->blendMode);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture. Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	395 SDL_SetSurfaceScaleMode(texture->driverdata, texture->scaleMode);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture. Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	396
2802 c2834344ca44 Fixed SW_SetTextureScaleMode() Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	397 if (texture->access == SDL_TEXTUREACCESS_STATIC) {
c2834344ca44 Fixed SW_SetTextureScaleMode() Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	398 SDL_SetSurfaceRLE(texture->driverdata, 1);
c2834344ca44 Fixed SW_SetTextureScaleMode() Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	399 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	401
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	402 if (!texture->driverdata) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	403 return -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	404 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	405 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	406 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	407
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	408 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	409 SW_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	410 void *pixels, int pitch)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	411 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	412 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2735 204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	413 return SDL_SW_QueryYUVTexturePixels((SDL_SW_YUVTexture *)
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	414 texture->driverdata, pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	415 pitch);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	416 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	417 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	418
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	419 *pixels = surface->pixels;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	420 *pitch = surface->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	421 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	422 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	423 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	424
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	425 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	426 SW_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	427 const SDL_Color * colors, int firstcolor, int ncolors)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	428 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	429 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	430 SDL_SetError("YUV textures don't have a palette");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	431 return -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	432 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	433 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	434
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	435 return SDL_SetPaletteColors(surface->format->palette, colors,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	436 firstcolor, ncolors);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	437 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	440 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	441 SW_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	442 SDL_Color * colors, int firstcolor, int ncolors)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	443 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	444 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	445 SDL_SetError("YUV textures don't have a palette");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	446 return -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	447 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	448 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	449
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	450 SDL_memcpy(colors, &surface->format->palette->colors[firstcolor],
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	451 ncolors * sizeof(*colors));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	453 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	454 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	455
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	456 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	457 SW_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	458 {
2267 c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	459 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	460 return SDL_SetSurfaceColorMod(surface, texture->r, texture->g,
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	461 texture->b);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	462 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	463
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	464 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	465 SW_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	466 {
2267 c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	467 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	468 return SDL_SetSurfaceAlphaMod(surface, texture->a);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	469 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	470
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	471 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	472 SW_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	473 {
2267 c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	474 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	475 return SDL_SetSurfaceBlendMode(surface, texture->blendMode);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	476 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	477
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	478 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	479 SW_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	480 {
2267 c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	481 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
2802 c2834344ca44 Fixed SW_SetTextureScaleMode() Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	482 return SDL_SetSurfaceScaleMode(surface, texture->scaleMode);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	483 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	484
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	485 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	486 SW_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	487 const SDL_Rect * rect, const void *pixels, int pitch)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	488 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	489 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2735 204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	490 return SDL_SW_UpdateYUVTexture((SDL_SW_YUVTexture *)
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	491 texture->driverdata, rect, pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	492 pitch);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	493 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	494 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	495 Uint8 src, dst;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	496 int row;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	497 size_t length;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	498
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	499 src = (Uint8 *) pixels;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	500 dst =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	501 (Uint8 ) surface->pixels + rect->y surface->pitch +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	502 rect->x * surface->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	503 length = rect->w * surface->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	504 for (row = 0; row < rect->h; ++row) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	505 SDL_memcpy(dst, src, length);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	506 src += pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	507 dst += surface->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	508 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	509 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	510 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	511 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	512
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	513 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	514 SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	515 const SDL_Rect * rect, int markDirty, void **pixels,
092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	516 int *pitch)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	517 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	518 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2735 204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	519 return SDL_SW_LockYUVTexture((SDL_SW_YUVTexture *)
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	520 texture->driverdata, rect, markDirty,
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	521 pixels, pitch);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	522 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	523 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	524
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	525 *pixels =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	526 (void ) ((Uint8 ) surface->pixels + rect->y * surface->pitch +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	527 rect->x * surface->format->BytesPerPixel);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	528 *pitch = surface->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	529 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	530 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	531 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	532
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	533 static void
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	534 SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	535 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	536 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	537 SDL_SW_UnlockYUVTexture((SDL_SW_YUVTexture *) texture->driverdata);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	538 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	539 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	540
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	541 static int
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	542 SW_RenderPoints(SDL_Renderer * renderer, const SDL_Point * points, int count)
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	543 {
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	544 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	545 SDL_Texture *texture = data->texture[data->current_texture];
2904 fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	546 SDL_Rect rect;
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	547 int i;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	548 int x, y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	549 int status = 0;
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	550
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	551 /* Get the smallest rectangle that contains everything */
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	552 rect.x = 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	553 rect.y = 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	554 rect.w = texture->w;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	555 rect.h = texture->h;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	556 if (!SDL_EnclosePoints(points, count, &rect, &rect)) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	557 /* Nothing to draw */
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	558 return 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	559 }
2904 fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	560
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	561 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	562 SDL_AddDirtyRect(&data->dirty, &rect);
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	563 }
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	564
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	565 if (data->renderer->LockTexture(data->renderer, texture, &rect, 1,
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	566 &data->surface.pixels,
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	567 &data->surface.pitch) < 0) {
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	568 return -1;
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	569 }
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	570
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	571 data->surface.clip_rect.w = data->surface.w = rect.w;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	572 data->surface.clip_rect.h = data->surface.h = rect.h;
2904 fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	573
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	574 /* Draw the points! */
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	575 if (renderer->blendMode == SDL_BLENDMODE_NONE \|\|
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	576 renderer->blendMode == SDL_BLENDMODE_MASK) {
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	577 Uint32 color = SDL_MapRGBA(data->surface.format,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	578 renderer->r, renderer->g, renderer->b,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	579 renderer->a);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	580
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	581 for (i = 0; i < count; ++i) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	582 x = points[i].x - rect.x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	583 y = points[i].y - rect.y;
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	584
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	585 status = SDL_DrawPoint(&data->surface, x, y, color);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	586 }
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	587 } else {
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	588 for (i = 0; i < count; ++i) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	589 x = points[i].x - rect.x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	590 y = points[i].y - rect.y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	591
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	592 status = SDL_BlendPoint(&data->surface, x, y,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	593 renderer->blendMode,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	594 renderer->r, renderer->g, renderer->b,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	595 renderer->a);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	596 }
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	597 }
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	598
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	599 data->renderer->UnlockTexture(data->renderer, texture);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	600
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	601 return status;
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	602 }
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	603
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	604 static int
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	605 SW_RenderLines(SDL_Renderer * renderer, const SDL_Point * points, int count)
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	606 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	607 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	608 SDL_Texture *texture = data->texture[data->current_texture];
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	609 SDL_Rect clip, rect;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	610 int i;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	611 int x1, y1, x2, y2;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	612 int status = 0;
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	613
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	614 /* Get the smallest rectangle that contains everything */
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	615 clip.x = 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	616 clip.y = 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	617 clip.w = texture->w;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	618 clip.h = texture->h;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	619 SDL_EnclosePoints(points, count, NULL, &rect);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	620 if (!SDL_IntersectRect(&rect, &clip, &rect)) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	621 /* Nothing to draw */
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	622 return 0;
2904 fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	623 }
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	624
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	625 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	626 SDL_AddDirtyRect(&data->dirty, &rect);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	627 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	628
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	629 if (data->renderer->LockTexture(data->renderer, texture, &rect, 1,
2891 3e7856518a34 indent Sam Lantinga <slouken@libsdl.org> parents: 2889 diff changeset	630 &data->surface.pixels,
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	631 &data->surface.pitch) < 0) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	632 return -1;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	633 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	634
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	635 data->surface.clip_rect.w = data->surface.w = rect.w;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	636 data->surface.clip_rect.h = data->surface.h = rect.h;
2904 fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer. Sam Lantinga <slouken@libsdl.org> parents: 2901 diff changeset	637
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	638 /* Draw the points! */
2901 133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	639 if (renderer->blendMode == SDL_BLENDMODE_NONE \|\|
133601e3b255 Added RenderPiont() API Sam Lantinga <slouken@libsdl.org> parents: 2891 diff changeset	640 renderer->blendMode == SDL_BLENDMODE_MASK) {
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	641 Uint32 color = SDL_MapRGBA(data->surface.format,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	642 renderer->r, renderer->g, renderer->b,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	643 renderer->a);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	644
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	645 for (i = 1; i < count; ++i) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	646 x1 = points[i-1].x - rect.x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	647 y1 = points[i-1].y - rect.y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	648 x2 = points[i].x - rect.x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	649 y2 = points[i].y - rect.y;
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	650
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	651 status = SDL_DrawLine(&data->surface, x1, y1, x2, y2, color);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	652 }
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	653 } else {
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	654 for (i = 1; i < count; ++i) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	655 x1 = points[i-1].x - rect.x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	656 y1 = points[i-1].y - rect.y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	657 x2 = points[i].x - rect.x;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	658 y2 = points[i].y - rect.y;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	659
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	660 status = SDL_BlendLine(&data->surface, x1, y1, x2, y2,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	661 renderer->blendMode,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	662 renderer->r, renderer->g, renderer->b,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	663 renderer->a);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	664 }
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	665 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	666
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	667 data->renderer->UnlockTexture(data->renderer, texture);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	668
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	669 return status;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	670 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	671
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	672 static int
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	673 SW_RenderRects(SDL_Renderer * renderer, const SDL_Rect ** rects, int count)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	674 {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	675 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	676 SDL_Texture *texture = data->texture[data->current_texture];
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	677 SDL_Rect clip, rect;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	678 Uint32 color = 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	679 int i;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	680 int status = 0;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	681
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	682 clip.x = 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	683 clip.y = 0;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	684 clip.w = texture->w;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	685 clip.h = texture->h;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	686
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	687 if (renderer->blendMode == SDL_BLENDMODE_NONE \|\|
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	688 renderer->blendMode == SDL_BLENDMODE_MASK) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	689 color = SDL_MapRGBA(data->surface.format,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	690 renderer->r, renderer->g, renderer->b,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	691 renderer->a);
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	692 }
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	693
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	694 for (i = 0; i < count; ++i) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	695 if (!SDL_IntersectRect(rects[i], &clip, &rect)) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	696 /* Nothing to draw */
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	697 continue;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	698 }
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	699
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	700 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	701 SDL_AddDirtyRect(&data->dirty, &rect);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	702 }
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	703
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	704 if (data->renderer->LockTexture(data->renderer, texture, &rect, 1,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	705 &data->surface.pixels,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	706 &data->surface.pitch) < 0) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	707 return -1;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	708 }
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	709
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	710 data->surface.clip_rect.w = data->surface.w = rect.w;
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	711 data->surface.clip_rect.h = data->surface.h = rect.h;
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	712
3536 0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	713 if (renderer->blendMode == SDL_BLENDMODE_NONE \|\|
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	714 renderer->blendMode == SDL_BLENDMODE_MASK) {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	715 status = SDL_FillRect(&data->surface, NULL, color);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	716 } else {
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	717 status = SDL_BlendRect(&data->surface, NULL,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	718 renderer->blendMode,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	719 renderer->r, renderer->g, renderer->b,
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	720 renderer->a);
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	721 }
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	722
0267b8b1595c Added interfaces for batch drawing of points, lines and rects: Sam Lantinga <slouken@libsdl.org> parents: 3435 diff changeset	723 data->renderer->UnlockTexture(data->renderer, texture);
2888 32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	724 }
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	725 return status;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	726 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	727
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	728 static int
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	729 SW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	730 const SDL_Rect * srcrect, const SDL_Rect * dstrect)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	731 {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	732 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	733 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	734 int status;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	735
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	736 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	737 SDL_AddDirtyRect(&data->dirty, dstrect);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	738 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	739
2735 204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	740 if (data->renderer->LockTexture(data->renderer,
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	741 data->texture[data->current_texture],
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	742 dstrect, 1, &data->surface.pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work... Sam Lantinga <slouken@libsdl.org> parents: 2267 diff changeset	743 &data->surface.pitch) < 0) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	744 return -1;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	745 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	746
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	747 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	748 status =
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	749 SDL_SW_CopyYUVToRGB((SDL_SW_YUVTexture *) texture->driverdata,
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	750 srcrect, data->format, dstrect->w, dstrect->h,
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	751 data->surface.pixels, data->surface.pitch);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	752 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	753 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
2267 c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	754 SDL_Rect real_srcrect = *srcrect;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	755 SDL_Rect real_dstrect;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	756
2267 c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	757 data->surface.w = dstrect->w;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	758 data->surface.h = dstrect->h;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	759 data->surface.clip_rect.w = dstrect->w;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	760 data->surface.clip_rect.h = dstrect->h;
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	761 real_dstrect = data->surface.clip_rect;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	762
2267 c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	763 status =
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	764 SDL_LowerBlit(surface, &real_srcrect, &data->surface,
c785543d1843 Okay, still some bugs, but everything builds again... Sam Lantinga <slouken@libsdl.org> parents: 2262 diff changeset	765 &real_dstrect);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	766 }
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	767 data->renderer->UnlockTexture(data->renderer,
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	768 data->texture[data->current_texture]);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	769 return status;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	770 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	771
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	772 static int
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	773 SW_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
3435 9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	774 Uint32 format, void * pixels, int pitch)
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	775 {
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	776 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	777
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	778 if (data->renderer->LockTexture(data->renderer,
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	779 data->texture[data->current_texture],
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	780 rect, 0, &data->surface.pixels,
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	781 &data->surface.pitch) < 0) {
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	782 return -1;
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	783 }
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	784
3435 9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	785 SDL_ConvertPixels(rect->w, rect->h,
9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	786 data->format, data->surface.pixels, data->surface.pitch,
9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	787 format, pixels, pitch);
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	788
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	789 data->renderer->UnlockTexture(data->renderer,
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	790 data->texture[data->current_texture]);
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	791 return 0;
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	792 }
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	793
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	794 static int
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	795 SW_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
3435 9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	796 Uint32 format, const void * pixels, int pitch)
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	797 {
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	798 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	799
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	800 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	801 SDL_AddDirtyRect(&data->dirty, rect);
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	802 }
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	803
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	804 if (data->renderer->LockTexture(data->renderer,
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	805 data->texture[data->current_texture],
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	806 rect, 1, &data->surface.pixels,
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	807 &data->surface.pitch) < 0) {
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	808 return -1;
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	809 }
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	810
3435 9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	811 SDL_ConvertPixels(rect->w, rect->h, format, pixels, pitch,
9f62f47d989b You can specify the format for pixel data in SDL_RenderReadPixels() and SDL_RenderWritePixels() Sam Lantinga <slouken@libsdl.org> parents: 3427 diff changeset	812 data->format, data->surface.pixels, data->surface.pitch);
3427 36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	813
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	814 data->renderer->UnlockTexture(data->renderer,
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	815 data->texture[data->current_texture]);
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	816 return 0;
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	817 }
36cf454ba065 Work in progress on implementation of SDL_RenderReadPixels() and SDL_RenderWritePixels(), code untested. Sam Lantinga <slouken@libsdl.org> parents: 3053 diff changeset	818
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	819 static void
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	820 SW_RenderPresent(SDL_Renderer * renderer)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	821 {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	822 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	823 SDL_Texture *texture = data->texture[data->current_texture];
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	824
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	825 /* Send the data to the display */
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	826 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	827 SDL_DirtyRect *dirty;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	828 for (dirty = data->dirty.list; dirty; dirty = dirty->next) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	829 data->renderer->RenderCopy(data->renderer, texture, &dirty->rect,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	830 &dirty->rect);
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	831 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	832 SDL_ClearDirtyRects(&data->dirty);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	833 } else {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	834 SDL_Rect rect;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	835 rect.x = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	836 rect.y = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	837 rect.w = texture->w;
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	838 rect.h = texture->h;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1972 diff changeset	839 data->renderer->RenderCopy(data->renderer, texture, &rect, &rect);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	840 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	841 data->renderer->RenderPresent(data->renderer);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	842
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	843 /* Update the flipping chain, if any */
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	844 if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	845 data->current_texture = (data->current_texture + 1) % 2;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1930 diff changeset	846 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	847 data->current_texture = (data->current_texture + 1) % 3;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	848 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	849 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	850
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	851 static void
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	852 SW_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	853 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	854 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	855 SDL_SW_DestroyYUVTexture((SDL_SW_YUVTexture *) texture->driverdata);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	856 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	857 SDL_Surface surface = (SDL_Surface ) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	858
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	859 SDL_FreeSurface(surface);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	860 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	861 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	862
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	863 static void
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	864 SW_DestroyRenderer(SDL_Renderer * renderer)
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	865 {
1918 092bd3a019c5 Starting on the OpenGL renderer... Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	866 SW_RenderData data = (SW_RenderData ) renderer->driverdata;
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	867 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	868 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	869 int i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	870
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	871 if (data) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	872 for (i = 0; i < SDL_arraysize(data->texture); ++i) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	873 if (data->texture[i]) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	874 DestroyTexture(data->renderer, data->texture[i]);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	875 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	876 }
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	877 if (data->surface.format) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	878 SDL_SetSurfacePalette(&data->surface, NULL);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	879 SDL_FreeFormat(data->surface.format);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	880 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	881 if (display->palette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	882 SDL_DelPaletteWatch(display->palette, DisplayPaletteChanged,
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	883 data);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	884 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	885 if (data->renderer) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	886 data->renderer->DestroyRenderer(data->renderer);
06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	887 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	888 SDL_FreeDirtyRects(&data->dirty);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	889 SDL_free(data);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	890 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	891 SDL_free(renderer);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	892 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	893
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	894 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/video/SDL_renderer_sw.c @ 3542:97eae5a705f9