sdl-ios-xcode: src/video/win32/SDL

annotate src/video/win32/SDL_gdirender.c @ 2378:d76ecec0c3f7 gsoc2008_iphone

iPhone SDL 1.3 demos go here. All these demos are written using pure SDL 1.3 code. No compatibility calls! Perhaps if they are any good they could be use as tests for the SDL 1.3 release.

author	Holmes Futrell <hfutrell@umail.ucsb.edu>
date	Fri, 18 Jul 2008 20:46:02 +0000
parents	926294b2bb4e
children	e1da92da346c

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
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	3 Copyright (C) 1997-2006 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	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 #if SDL_VIDEO_RENDER_GDI
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
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	26 #include "SDL_win32video.h"
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	27 #include "../SDL_rect_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	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 /* GDI 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	31
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	32 static SDL_Renderer GDI_CreateRenderer(SDL_Window window, Uint32 flags);
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	33 static int GDI_DisplayModeChanged(SDL_Renderer * renderer);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	34 static int GDI_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	35 static int GDI_QueryTexturePixels(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	36 SDL_Texture * texture, void **pixels,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	37 int *pitch);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	38 static int GDI_SetTexturePalette(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	39 SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	40 const SDL_Color * colors, int firstcolor,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	41 int ncolors);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	42 static int GDI_GetTexturePalette(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	43 SDL_Texture * texture, SDL_Color * colors,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	44 int firstcolor, int ncolors);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	45 static int GDI_SetTextureAlphaMod(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	46 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	47 static int GDI_SetTextureBlendMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	48 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	49 static int GDI_SetTextureScaleMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	50 SDL_Texture * texture);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	51 static int GDI_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	52 const SDL_Rect * rect, const void *pixels,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	53 int pitch);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	54 static int GDI_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	55 const SDL_Rect * rect, int markDirty,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	56 void *pixels, int pitch);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	57 static void GDI_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	58 static void GDI_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	59 int numrects, const SDL_Rect * rects);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	60 static int GDI_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	61 Uint8 a, const SDL_Rect * rect);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	62 static int GDI_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	63 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	64 static void GDI_RenderPresent(SDL_Renderer * renderer);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	65 static void GDI_DestroyTexture(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	66 SDL_Texture * texture);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	67 static void GDI_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	68
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	69
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	70 SDL_RenderDriver GDI_RenderDriver = {
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	71 GDI_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	72 {
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	73 "gdi",
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	74 (SDL_RENDERER_SINGLEBUFFER \| SDL_RENDERER_PRESENTCOPY \|
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	75 SDL_RENDERER_PRESENTFLIP2 \| SDL_RENDERER_PRESENTFLIP3 \|
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	76 SDL_RENDERER_PRESENTDISCARD \| SDL_RENDERER_ACCELERATED),
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	77 (SDL_TEXTUREMODULATE_NONE \| SDL_TEXTUREMODULATE_ALPHA),
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	78 (SDL_TEXTUREBLENDMODE_NONE \| SDL_TEXTUREBLENDMODE_MASK \|
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	79 SDL_TEXTUREBLENDMODE_BLEND),
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	80 (SDL_TEXTURESCALEMODE_NONE \| SDL_TEXTURESCALEMODE_FAST),
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 11,
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 {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	83 SDL_PIXELFORMAT_INDEX8,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	84 SDL_PIXELFORMAT_RGB555,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	85 SDL_PIXELFORMAT_RGB565,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	86 SDL_PIXELFORMAT_RGB888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	87 SDL_PIXELFORMAT_BGR888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	88 SDL_PIXELFORMAT_ARGB8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	89 SDL_PIXELFORMAT_RGBA8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	90 SDL_PIXELFORMAT_ABGR8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	91 SDL_PIXELFORMAT_BGRA8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	92 SDL_PIXELFORMAT_YUY2,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	93 SDL_PIXELFORMAT_UYVY},
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	94 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	95 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	96 };
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	97
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	98 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	99 {
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	100 HWND hwnd;
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	101 HDC window_hdc;
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	102 HDC render_hdc;
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	103 HDC memory_hdc;
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	104 HDC current_hdc;
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	105 LPBITMAPINFO bmi;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	106 HBITMAP hbm[3];
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	107 int current_hbm;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	108 SDL_DirtyRectList dirty;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	109 SDL_bool makedirty;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	110 } GDI_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	111
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 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	113 {
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	114 SDL_SW_YUVTexture *yuv;
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	115 Uint32 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	116 HPALETTE hpal;
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	117 HBITMAP hbm;
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 void *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	119 int pitch;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	120 } GDI_TextureData;
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
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	122 static void
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	123 UpdateYUVTextureData(SDL_Texture * texture)
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	124 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	125 GDI_TextureData data = (GDI_TextureData ) texture->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	126 SDL_Rect rect;
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	127
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	128 rect.x = 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	129 rect.y = 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	130 rect.w = texture->w;
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	131 rect.h = texture->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	132 SDL_SW_CopyYUVToRGB(data->yuv, &rect, data->format, texture->w,
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	133 texture->h, data->pixels, data->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	134 }
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	135
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	136 void
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	137 GDI_AddRenderDriver(_THIS)
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	138 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	139 SDL_AddRenderDriver(0, &GDI_RenderDriver);
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	140 }
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	141
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	142 SDL_Renderer *
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	143 GDI_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	144 {
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	145 SDL_WindowData windowdata = (SDL_WindowData ) window->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	146 SDL_Renderer *renderer;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	147 GDI_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	148 int bmi_size;
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	149 HBITMAP hbm;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	150 int i, n;
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	151
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	152 renderer = (SDL_Renderer ) SDL_calloc(1, sizeof(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	153 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	154 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	155 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	156 }
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	157
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	158 data = (GDI_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	159 if (!data) {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	160 GDI_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	161 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	162 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	163 }
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	164
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	165 renderer->DisplayModeChanged = GDI_DisplayModeChanged;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	166 renderer->CreateTexture = GDI_CreateTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	167 renderer->QueryTexturePixels = GDI_QueryTexturePixels;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	168 renderer->SetTexturePalette = GDI_SetTexturePalette;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	169 renderer->GetTexturePalette = GDI_GetTexturePalette;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	170 renderer->SetTextureAlphaMod = GDI_SetTextureAlphaMod;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	171 renderer->SetTextureBlendMode = GDI_SetTextureBlendMode;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	172 renderer->SetTextureScaleMode = GDI_SetTextureScaleMode;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	173 renderer->UpdateTexture = GDI_UpdateTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	174 renderer->LockTexture = GDI_LockTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	175 renderer->UnlockTexture = GDI_UnlockTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	176 renderer->DirtyTexture = GDI_DirtyTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	177 renderer->RenderFill = GDI_RenderFill;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	178 renderer->RenderCopy = GDI_RenderCopy;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	179 renderer->RenderPresent = GDI_RenderPresent;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	180 renderer->DestroyTexture = GDI_DestroyTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	181 renderer->DestroyRenderer = GDI_DestroyRenderer;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	182 renderer->info = GDI_RenderDriver.info;
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	183 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	184 renderer->driverdata = 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	185
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	186 renderer->info.flags = SDL_RENDERER_ACCELERATED;
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	187
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	188 data->hwnd = windowdata->hwnd;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	189 data->window_hdc = windowdata->hdc;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	190 data->render_hdc = CreateCompatibleDC(data->window_hdc);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	191 data->memory_hdc = CreateCompatibleDC(data->window_hdc);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	192
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	193 /* Fill in the compatible bitmap info */
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	194 bmi_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD);
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	195 data->bmi = (LPBITMAPINFO) SDL_calloc(1, bmi_size);
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	196 if (!data->bmi) {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	197 GDI_DestroyRenderer(renderer);
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	198 SDL_OutOfMemory();
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	199 return NULL;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	200 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	201 data->bmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	202
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	203 hbm = CreateCompatibleBitmap(data->window_hdc, 1, 1);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	204 GetDIBits(data->window_hdc, hbm, 0, 1, NULL, data->bmi, DIB_RGB_COLORS);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	205 GetDIBits(data->window_hdc, hbm, 0, 1, NULL, data->bmi, DIB_RGB_COLORS);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	206 DeleteObject(hbm);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	207
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	208 if (flags & SDL_RENDERER_SINGLEBUFFER) {
1907 06c27a737b7a Streamlined the API a bit and optimized the software renderer. Sam Lantinga <slouken@libsdl.org> parents: 1905 diff changeset	209 renderer->info.flags \|=
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	210 (SDL_RENDERER_SINGLEBUFFER \| SDL_RENDERER_PRESENTCOPY);
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	211 n = 0;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	212 } else if (flags & SDL_RENDERER_PRESENTFLIP2) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	213 renderer->info.flags \|= SDL_RENDERER_PRESENTFLIP2;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	214 n = 2;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	215 } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	216 renderer->info.flags \|= SDL_RENDERER_PRESENTFLIP3;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	217 n = 3;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	218 } else {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	219 renderer->info.flags \|= SDL_RENDERER_PRESENTCOPY;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	220 n = 1;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	221 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	222 for (i = 0; i < n; ++i) {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	223 data->hbm[i] =
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	224 CreateCompatibleBitmap(data->window_hdc, window->w, window->h);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	225 if (!data->hbm[i]) {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	226 GDI_DestroyRenderer(renderer);
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	227 WIN_SetError("CreateCompatibleBitmap()");
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	228 return NULL;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	229 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	230 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	231 if (n > 0) {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	232 SelectObject(data->render_hdc, data->hbm[0]);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	233 data->current_hdc = data->render_hdc;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	234 data->makedirty = SDL_TRUE;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	235 } else {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	236 data->current_hdc = data->window_hdc;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	237 data->makedirty = SDL_FALSE;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	238 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	239 data->current_hbm = 0;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	240
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	241 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	242 }
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
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 static int
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	245 GDI_DisplayModeChanged(SDL_Renderer * renderer)
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	246 {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	247 GDI_RenderData data = (GDI_RenderData ) renderer->driverdata;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	248 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	249 int i, n;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	250
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	251 if (renderer->info.flags & SDL_RENDERER_SINGLEBUFFER) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	252 n = 0;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	253 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	254 n = 2;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	255 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	256 n = 3;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	257 } else {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	258 n = 1;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	259 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	260 for (i = 0; i < n; ++i) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	261 if (data->hbm[i]) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	262 DeleteObject(data->hbm[i]);
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	263 data->hbm[i] = NULL;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	264 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	265 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	266 for (i = 0; i < n; ++i) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	267 data->hbm[i] =
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	268 CreateCompatibleBitmap(data->window_hdc, window->w, window->h);
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	269 if (!data->hbm[i]) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	270 WIN_SetError("CreateCompatibleBitmap()");
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	271 return -1;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	272 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	273 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	274 if (n > 0) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	275 SelectObject(data->render_hdc, data->hbm[0]);
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	276 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	277 return 0;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	278 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	279
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	280 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	281 GDI_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	282 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	283 GDI_RenderData renderdata = (GDI_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	284 SDL_Window *window = SDL_GetWindowFromID(renderer->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	285 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	286 GDI_TextureData *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	287
1920 8a162bfdc838 Convert SDL_malloc to SDL_calloc if appropriate, slightly faster on operating systems which map the zero page for memory allocations. Sam Lantinga <slouken@libsdl.org> parents: 1918 diff changeset	288 data = (GDI_TextureData ) 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	289 if (!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	290 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	291 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	292 }
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	293
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	294 texture->driverdata = 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	295
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	296 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	297 data->yuv = SDL_SW_CreateYUVTexture(texture);
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	298 if (!data->yuv) {
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	299 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	300 }
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	301 data->format = display->current_mode.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	302 } 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	303 data->format = 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	304 }
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	305 data->pitch = (texture->w * SDL_BYTESPERPIXEL(data->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	306
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1985 diff changeset	307 if (data->yuv \|\| texture->access == SDL_TEXTUREACCESS_STREAMING
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	308 \|\| texture->format != display->current_mode.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	309 int bmi_size;
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	310 LPBITMAPINFO bmi;
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	311
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	312 bmi_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD);
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	313 bmi = (LPBITMAPINFO) SDL_calloc(1, bmi_size);
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 if (!bmi) {
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 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	316 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	317 }
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	318 bmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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	319 bmi->bmiHeader.biWidth = texture->w;
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	320 bmi->bmiHeader.biHeight = -texture->h; /* topdown bitmap */
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	321 bmi->bmiHeader.biPlanes = 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	322 bmi->bmiHeader.biSizeImage = texture->h * data->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	323 bmi->bmiHeader.biXPelsPerMeter = 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	324 bmi->bmiHeader.biYPelsPerMeter = 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	325 bmi->bmiHeader.biClrUsed = 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	326 bmi->bmiHeader.biClrImportant = 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	327 bmi->bmiHeader.biBitCount = SDL_BYTESPERPIXEL(data->format) * 8;
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	328 if (SDL_ISPIXELFORMAT_INDEXED(data->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	329 int i, 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	330 LOGPALETTE *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	331
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	332 bmi->bmiHeader.biCompression = BI_RGB;
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	333 ncolors = (1 << SDL_BITSPERPIXEL(data->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	334 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	335 (LOGPALETTE ) SDL_malloc(sizeof(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	336 ncolors * sizeof(PALETTEENTRY));
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	337 if (!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	338 SDL_free(bmi);
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	339 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	340 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	341 }
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	342 palette->palVersion = 0x300;
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	343 palette->palNumEntries = 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	344 for (i = 0; i < ncolors; ++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	345 palette->palPalEntry[i].peRed = 0xFF;
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	346 palette->palPalEntry[i].peGreen = 0xFF;
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	347 palette->palPalEntry[i].peBlue = 0xFF;
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	348 palette->palPalEntry[i].peFlags = 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	349 }
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	350 data->hpal = CreatePalette(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	351 SDL_free(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	352 } 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	353 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	354 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	355
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	356 bmi->bmiHeader.biCompression = BI_BITFIELDS;
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	357 SDL_PixelFormatEnumToMasks(data->format, &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	358 &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	359 ((Uint32 *) bmi->bmiColors)[0] = Rmask;
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	360 ((Uint32 *) bmi->bmiColors)[1] = 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	361 ((Uint32 *) bmi->bmiColors)[2] = Bmask;
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	362 data->hpal = 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	363 }
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	364 data->hbm =
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	365 CreateDIBSection(renderdata->memory_hdc, bmi, DIB_RGB_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	366 &data->pixels, NULL, 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	367 } 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	368 data->hbm =
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	369 CreateCompatibleBitmap(renderdata->window_hdc, texture->w,
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	370 texture->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	371 data->pixels = 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	372 }
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	373 if (!data->hbm) {
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 WIN_SetError("Couldn't create bitmap");
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 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	376 }
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	377 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	378 }
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
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 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	381 GDI_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	382 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	383 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	384 GDI_TextureData data = (GDI_TextureData ) texture->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	385
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 if (data->yuv) {
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 return SDL_SW_QueryYUVTexturePixels(data->yuv, pixels, 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	388 } 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	389 *pixels = data->pixels;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	390 *pitch = data->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	391 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	392 }
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	393 }
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	394
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	395 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	396 GDI_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	397 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	398 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	399 GDI_RenderData renderdata = (GDI_RenderData ) renderer->driverdata;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	400 GDI_TextureData data = (GDI_TextureData ) texture->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	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 (data->yuv) {
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 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	404 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	405 } 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	406 PALETTEENTRY entries[256];
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 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	408
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	409 for (i = 0; i < ncolors; ++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	410 entries[i].peRed = colors[i].r;
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 entries[i].peGreen = colors[i].g;
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 entries[i].peBlue = colors[i].b;
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	413 entries[i].peFlags = 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	414 }
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	415 if (!SetPaletteEntries(data->hpal, firstcolor, ncolors, entries)) {
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 WIN_SetError("SetPaletteEntries()");
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 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	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 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	420 }
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 }
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 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	424 GDI_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	425 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	426 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	427 GDI_TextureData data = (GDI_TextureData ) texture->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	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 (data->yuv) {
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 PALETTEENTRY entries[256];
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 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	435
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 if (!GetPaletteEntries(data->hpal, firstcolor, ncolors, entries)) {
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 WIN_SetError("GetPaletteEntries()");
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 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	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 for (i = 0; i < ncolors; ++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	441 colors[i].r = entries[i].peRed;
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	442 colors[i].g = entries[i].peGreen;
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 colors[i].b = entries[i].peBlue;
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 }
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 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	446 }
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 }
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
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 static int
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	450 GDI_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	451 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	452 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	453 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	454
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	455 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	456 GDI_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	457 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	458 switch (texture->blendMode) {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	459 case SDL_TEXTUREBLENDMODE_NONE:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	460 case SDL_TEXTUREBLENDMODE_MASK:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	461 case SDL_TEXTUREBLENDMODE_BLEND:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	462 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	463 default:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	464 SDL_Unsupported();
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	465 texture->blendMode = SDL_TEXTUREBLENDMODE_NONE;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	466 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	467 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	468 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	469
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	470 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	471 GDI_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	472 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	473 switch (texture->scaleMode) {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	474 case SDL_TEXTURESCALEMODE_NONE:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	475 case SDL_TEXTURESCALEMODE_FAST:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	476 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	477 case SDL_TEXTURESCALEMODE_SLOW:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	478 case SDL_TEXTURESCALEMODE_BEST:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	479 SDL_Unsupported();
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	480 texture->scaleMode = SDL_TEXTURESCALEMODE_FAST;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	481 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	482 default:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	483 SDL_Unsupported();
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	484 texture->scaleMode = SDL_TEXTURESCALEMODE_NONE;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	485 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	486 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	487 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	488 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	489
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	490 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	491 GDI_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	492 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	493 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	494 GDI_TextureData data = (GDI_TextureData ) texture->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	495
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 if (data->yuv) {
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 if (SDL_SW_UpdateYUVTexture(data->yuv, rect, pixels, pitch) < 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	498 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	499 }
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 UpdateYUVTextureData(texture);
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 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	502 } else {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	503 GDI_RenderData renderdata = (GDI_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	504
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 if (data->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	506 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	507 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	508 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	509
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 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	511 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	512 (Uint8 ) data->pixels + rect->y data->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	513 rect->x * SDL_BYTESPERPIXEL(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	514 length = rect->w * SDL_BYTESPERPIXEL(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	515 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	516 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	517 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	518 dst += data->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	519 }
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	520 } else if (rect->w == texture->w && pitch == data->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	521 if (!SetDIBits
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 (renderdata->window_hdc, data->hbm, rect->y, rect->h, 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	523 renderdata->bmi, DIB_RGB_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	524 WIN_SetError("SetDIBits()");
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 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	526 }
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 } 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	528 SDL_SetError
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 ("FIXME: Need to allocate temporary memory and do GetDIBits() followed by SetDIBits(), since we can only set blocks of scanlines at a time");
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 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	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 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	533 }
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	534 }
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 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	537 GDI_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	538 const SDL_Rect * rect, int markDirty, void **pixels,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	539 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	540 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	541 GDI_TextureData data = (GDI_TextureData ) texture->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	542
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	543 if (data->yuv) {
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	544 return SDL_SW_LockYUVTexture(data->yuv, rect, markDirty, 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	545 pitch);
1898 f89e49e51e89 Playing around, trying to find a fast path with GDI Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	546 } else if (data->pixels) {
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	547 GdiFlush();
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	548 *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	549 (void ) ((Uint8 ) data->pixels + rect->y * data->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	550 rect->x * SDL_BYTESPERPIXEL(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	551 *pitch = data->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	552 return 0;
1898 f89e49e51e89 Playing around, trying to find a fast path with GDI Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	553 } else {
f89e49e51e89 Playing around, trying to find a fast path with GDI Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	554 SDL_SetError("No pixels available");
f89e49e51e89 Playing around, trying to find a fast path with GDI Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	555 return -1;
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	556 }
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	557 }
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	558
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	559 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	560 GDI_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	561 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	562 GDI_TextureData data = (GDI_TextureData ) texture->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	563
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	564 if (data->yuv) {
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	565 SDL_SW_UnlockYUVTexture(data->yuv);
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	566 UpdateYUVTextureData(texture);
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	567 }
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	568 }
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	569
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	570 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	571 GDI_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	572 const SDL_Rect * rects)
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	573 {
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	574 }
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	575
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	576 static int
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	577 GDI_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	578 const SDL_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	579 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	580 GDI_RenderData data = (GDI_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	581 RECT rc;
1899 6a11e61bf805 debug cleanup Sam Lantinga <slouken@libsdl.org> parents: 1898 diff changeset	582 HBRUSH brush;
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	583 int status;
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	584
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	585 if (data->makedirty) {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	586 SDL_AddDirtyRect(&data->dirty, rect);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	587 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	588
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	589 rc.left = rect->x;
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	590 rc.top = rect->y;
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	591 rc.right = rect->x + rect->w + 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	592 rc.bottom = rect->y + rect->h + 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	593
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	594 /* Should we cache the brushes? .. it looks like GDI does for us. :) */
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	595 brush = CreateSolidBrush(RGB(r, g, b));
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	596 SelectObject(data->current_hdc, brush);
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	597 status = FillRect(data->current_hdc, &rc, brush);
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	598 DeleteObject(brush);
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	599
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	600 if (!status) {
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	601 WIN_SetError("FillRect()");
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	602 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	603 }
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	604 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	605 }
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	606
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	607 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	608 GDI_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	609 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	610 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	611 GDI_RenderData data = (GDI_RenderData ) renderer->driverdata;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	612 GDI_TextureData texturedata = (GDI_TextureData ) texture->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	613
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	614 if (data->makedirty) {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	615 SDL_AddDirtyRect(&data->dirty, dstrect);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	616 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	617
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	618 SelectObject(data->memory_hdc, texturedata->hbm);
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	619 if (texturedata->hpal) {
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	620 SelectPalette(data->memory_hdc, texturedata->hpal, TRUE);
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	621 RealizePalette(data->memory_hdc);
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	622 }
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	623 if (texture->
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	624 blendMode & (SDL_TEXTUREBLENDMODE_MASK \| SDL_TEXTUREBLENDMODE_BLEND))
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	625 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	626 BLENDFUNCTION blendFunc = {
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	627 AC_SRC_OVER,
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	628 0,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	629 texture->a,
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	630 AC_SRC_ALPHA
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	631 };
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	632 /* FIXME: GDI uses premultiplied alpha! */
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	633 if (!AlphaBlend
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	634 (data->current_hdc, dstrect->x, dstrect->y, dstrect->w,
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	635 dstrect->h, data->memory_hdc, srcrect->x, srcrect->y, srcrect->w,
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	636 srcrect->h, blendFunc)) {
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	637 WIN_SetError("AlphaBlend()");
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	638 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	639 }
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	640 } 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	641 if (srcrect->w == dstrect->w && srcrect->h == dstrect->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	642 if (!BitBlt
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	643 (data->current_hdc, dstrect->x, dstrect->y, dstrect->w,
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	644 srcrect->h, data->memory_hdc, srcrect->x, srcrect->y,
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	645 SRCCOPY)) {
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	646 WIN_SetError("BitBlt()");
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	647 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	648 }
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	649 } 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	650 if (!StretchBlt
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	651 (data->current_hdc, dstrect->x, dstrect->y, dstrect->w,
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	652 dstrect->h, data->memory_hdc, srcrect->x, srcrect->y,
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	653 srcrect->w, srcrect->h, SRCCOPY)) {
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	654 WIN_SetError("StretchBlt()");
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	655 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	656 }
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	657 }
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	658 }
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	659 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	660 }
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	661
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	662 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	663 GDI_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	664 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	665 GDI_RenderData data = (GDI_RenderData ) renderer->driverdata;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	666 SDL_DirtyRect *dirty;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	667
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	668 /* Send the data to the display */
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	669 if (!(renderer->info.flags & SDL_RENDERER_SINGLEBUFFER)) {
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	670 for (dirty = data->dirty.list; dirty; dirty = dirty->next) {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	671 const SDL_Rect *rect = &dirty->rect;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	672 BitBlt(data->window_hdc, rect->x, rect->y, rect->w, rect->h,
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	673 data->render_hdc, rect->x, rect->y, SRCCOPY);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	674 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	675 SDL_ClearDirtyRects(&data->dirty);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	676 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	677
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	678 /* Update the flipping chain, if any */
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	679 if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	680 data->current_hbm = (data->current_hbm + 1) % 2;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	681 SelectObject(data->render_hdc, data->hbm[data->current_hbm]);
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	682 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	683 data->current_hbm = (data->current_hbm + 1) % 3;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	684 SelectObject(data->render_hdc, data->hbm[data->current_hbm]);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	685 }
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 }
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	687
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	688 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	689 GDI_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	690 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	691 GDI_TextureData data = (GDI_TextureData ) texture->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	692
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	693 if (!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	694 return;
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	695 }
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	696 if (data->yuv) {
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	697 SDL_SW_DestroyYUVTexture(data->yuv);
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	698 }
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	699 if (data->hpal) {
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	700 DeleteObject(data->hpal);
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	701 }
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	702 if (data->hbm) {
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	703 DeleteObject(data->hbm);
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	704 }
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	705 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	706 texture->driverdata = 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	707 }
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	708
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	709 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	710 GDI_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	711 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	712 GDI_RenderData data = (GDI_RenderData ) renderer->driverdata;
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	713 int 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	714
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	715 if (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	716 DeleteDC(data->render_hdc);
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	717 DeleteDC(data->memory_hdc);
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	718 if (data->bmi) {
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	719 SDL_free(data->bmi);
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	720 }
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	721 for (i = 0; i < SDL_arraysize(data->hbm); ++i) {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	722 if (data->hbm[i]) {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	723 DeleteObject(data->hbm[i]);
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	724 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	725 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	726 SDL_FreeDirtyRects(&data->dirty);
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	727 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	728 }
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	729 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	730 }
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
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	732 #endif /* SDL_VIDEO_RENDER_GDI */
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
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	734 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/video/win32/SDL_gdirender.c @ 2378:d76ecec0c3f7 gsoc2008_iphone