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

annotate src/video/win32/SDL_gdirender.c @ 3534:9d129e1d0782

Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer.

author	Sam Lantinga <slouken@libsdl.org>
date	Mon, 07 Dec 2009 09:44:55 +0000
parents	83518f8fcd61
children	b403f790df65

rev	line source
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
2859 99210400e8b9 Updated copyright date Sam Lantinga <slouken@libsdl.org> parents: 2811 diff changeset	3 Copyright (C) 1997-2009 Sam Lantinga
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Lesser General Public License for more details.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free Software
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22 #include "SDL_config.h"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 #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"
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	29 #include "../SDL_alphamult.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	30
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	31 #ifdef _WIN32_WCE
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	32 #define NO_GETDIBBITS 1
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	33 #endif
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	34
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	35 /* 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	36
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	37 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	38 static int GDI_DisplayModeChanged(SDL_Renderer * renderer);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	39 static int GDI_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	40 static int GDI_QueryTexturePixels(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	41 SDL_Texture * texture, void **pixels,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	42 int *pitch);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	43 static int GDI_SetTexturePalette(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	44 SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	45 const SDL_Color * colors, int firstcolor,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	46 int ncolors);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	47 static int GDI_GetTexturePalette(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	48 SDL_Texture * texture, SDL_Color * colors,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	49 int firstcolor, int ncolors);
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	50 static int GDI_SetTextureAlphaMod(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	51 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	52 static int GDI_SetTextureBlendMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	53 SDL_Texture * texture);
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	54 static int GDI_SetTextureScaleMode(SDL_Renderer * renderer,
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	55 SDL_Texture * texture);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	56 static int GDI_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	57 const SDL_Rect * rect, const void *pixels,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	58 int pitch);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	59 static int GDI_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	60 const SDL_Rect * rect, int markDirty,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	61 void *pixels, int pitch);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	62 static void GDI_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
2927 2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	63 static int GDI_SetDrawBlendMode(SDL_Renderer * renderer);
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	64 static int GDI_RenderPoint(SDL_Renderer * renderer, int x, int y);
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	65 static int GDI_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2,
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	66 int y2);
2919 2f91a3847ae8 Fixed compiling Windows renderers. Lines and points will be implemented later. Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	67 static int GDI_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	68 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	69 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
3534 9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	70 static int GDI_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	71 Uint32 format, void * pixels, int pitch);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	72 static int GDI_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	73 Uint32 format, const void * pixels, int pitch);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	74 static void GDI_RenderPresent(SDL_Renderer * renderer);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	75 static void GDI_DestroyTexture(SDL_Renderer * renderer,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	76 SDL_Texture * texture);
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	77 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	78
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	80 SDL_RenderDriver GDI_RenderDriver = {
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	81 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	82 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83 "gdi",
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	84 (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	85 SDL_RENDERER_PRESENTFLIP2 \| SDL_RENDERER_PRESENTFLIP3 \|
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	86 SDL_RENDERER_PRESENTDISCARD \| SDL_RENDERER_ACCELERATED),
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	87 (SDL_TEXTUREMODULATE_NONE \| SDL_TEXTUREMODULATE_ALPHA),
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	88 (SDL_BLENDMODE_NONE \| SDL_BLENDMODE_MASK),
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	89 (SDL_TEXTURESCALEMODE_NONE \| SDL_TEXTURESCALEMODE_FAST),
2811 7af2419ad5b0 Fixed the list of supported YUV formats Sam Lantinga <slouken@libsdl.org> parents: 2810 diff changeset	90 14,
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91 {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	92 SDL_PIXELFORMAT_INDEX8,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	93 SDL_PIXELFORMAT_RGB555,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	94 SDL_PIXELFORMAT_RGB565,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	95 SDL_PIXELFORMAT_RGB888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	96 SDL_PIXELFORMAT_BGR888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	97 SDL_PIXELFORMAT_ARGB8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	98 SDL_PIXELFORMAT_RGBA8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	99 SDL_PIXELFORMAT_ABGR8888,
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	100 SDL_PIXELFORMAT_BGRA8888,
2811 7af2419ad5b0 Fixed the list of supported YUV formats Sam Lantinga <slouken@libsdl.org> parents: 2810 diff changeset	101 SDL_PIXELFORMAT_YV12,
7af2419ad5b0 Fixed the list of supported YUV formats Sam Lantinga <slouken@libsdl.org> parents: 2810 diff changeset	102 SDL_PIXELFORMAT_IYUV,
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	103 SDL_PIXELFORMAT_YUY2,
2810 27cb878a278e Implemented the X11 (non-OpenGL) renderer, no alpha or scaling available. Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	104 SDL_PIXELFORMAT_UYVY,
27cb878a278e Implemented the X11 (non-OpenGL) renderer, no alpha or scaling available. Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	105 SDL_PIXELFORMAT_YVYU},
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	106 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	107 0}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	108 };
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	109
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110 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	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 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	113 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	114 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	115 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	116 HDC current_hdc;
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	117 #ifndef NO_GETDIBBITS
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118 LPBITMAPINFO bmi;
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	119 #endif
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	120 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	121 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	122 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	123 SDL_bool makedirty;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	124 } 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	125
c121d94672cb 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 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	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 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	129 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	130 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	131 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	132 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	133 int pitch;
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	134 SDL_bool premultiplied;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	135 } 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	136
c121d94672cb 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 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	138 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	139 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	140 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	141 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	142
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143 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	144 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	145 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	146 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	147 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	148 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	149 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150
c121d94672cb 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 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	152 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	153 {
3520 83518f8fcd61 Fixed calls to SDL_AddRenderDriver() Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	154 int i;
83518f8fcd61 Fixed calls to SDL_AddRenderDriver() Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	155 for (i = 0; i < _this->num_displays; ++i) {
83518f8fcd61 Fixed calls to SDL_AddRenderDriver() Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	156 SDL_AddRenderDriver(&_this->displays[i], &GDI_RenderDriver);
83518f8fcd61 Fixed calls to SDL_AddRenderDriver() Sam Lantinga <slouken@libsdl.org> parents: 3139 diff changeset	157 }
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	158 }
c121d94672cb 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
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160 SDL_Renderer *
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	161 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	162 {
c121d94672cb 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 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	164 SDL_Renderer *renderer;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	165 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	166 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	167 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	168 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	169
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	170 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	171 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	172 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	173 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	174 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	175
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	176 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	177 if (!data) {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	178 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	179 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	180 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	181 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	183 renderer->DisplayModeChanged = GDI_DisplayModeChanged;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	184 renderer->CreateTexture = GDI_CreateTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	185 renderer->QueryTexturePixels = GDI_QueryTexturePixels;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	186 renderer->SetTexturePalette = GDI_SetTexturePalette;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	187 renderer->GetTexturePalette = GDI_GetTexturePalette;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	188 renderer->SetTextureAlphaMod = GDI_SetTextureAlphaMod;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	189 renderer->SetTextureBlendMode = GDI_SetTextureBlendMode;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	190 renderer->SetTextureScaleMode = GDI_SetTextureScaleMode;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	191 renderer->UpdateTexture = GDI_UpdateTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	192 renderer->LockTexture = GDI_LockTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	193 renderer->UnlockTexture = GDI_UnlockTexture;
2927 2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	194 renderer->SetDrawBlendMode = GDI_SetDrawBlendMode;
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	195 renderer->RenderPoint = GDI_RenderPoint;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	196 renderer->RenderLine = GDI_RenderLine;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	197 renderer->RenderFill = GDI_RenderFill;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	198 renderer->RenderCopy = GDI_RenderCopy;
3534 9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	199 renderer->RenderReadPixels = GDI_RenderReadPixels;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	200 renderer->RenderWritePixels = GDI_RenderWritePixels;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	201 renderer->RenderPresent = GDI_RenderPresent;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	202 renderer->DestroyTexture = GDI_DestroyTexture;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	203 renderer->DestroyRenderer = GDI_DestroyRenderer;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	204 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	205 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	206 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	207
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	208 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	209
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	210 data->hwnd = windowdata->hwnd;
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	211 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	212 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	213 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	214
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	215 #ifndef NO_GETDIBBITS
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	216 /* 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	217 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	218 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	219 if (!data->bmi) {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	220 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	221 SDL_OutOfMemory();
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	222 return NULL;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	223 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	224 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	225
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	226 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	227 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	228 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	229 DeleteObject(hbm);
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	230 #endif
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	231
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	232 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	233 renderer->info.flags \|=
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	234 (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	235 n = 0;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	236 } else if (flags & SDL_RENDERER_PRESENTFLIP2) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	237 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	238 n = 2;
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	239 } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	240 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	241 n = 3;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	242 } else {
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	243 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	244 n = 1;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	245 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	246 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	247 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	248 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	249 if (!data->hbm[i]) {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	250 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	251 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	252 return NULL;
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	253 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	254 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	255 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	256 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	257 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	258 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	259 } else {
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	260 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	261 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	262 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	263 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	264
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	265 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	266 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268 static int
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	269 GDI_DisplayModeChanged(SDL_Renderer * renderer)
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	270 {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	271 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	272 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	273 int i, n;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	274
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	275 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	276 n = 0;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	277 } 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	278 n = 2;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	279 } 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	280 n = 3;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	281 } else {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	282 n = 1;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	283 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	284 for (i = 0; i < n; ++i) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	285 if (data->hbm[i]) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	286 DeleteObject(data->hbm[i]);
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	287 data->hbm[i] = NULL;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	288 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	289 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	290 for (i = 0; i < n; ++i) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	291 data->hbm[i] =
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	292 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	293 if (!data->hbm[i]) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	294 WIN_SetError("CreateCompatibleBitmap()");
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	295 return -1;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	296 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	297 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	298 if (n > 0) {
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	299 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	300 }
2810 27cb878a278e Implemented the X11 (non-OpenGL) renderer, no alpha or scaling available. Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	301 data->current_hbm = 0;
27cb878a278e Implemented the X11 (non-OpenGL) renderer, no alpha or scaling available. Sam Lantinga <slouken@libsdl.org> parents: 2786 diff changeset	302
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	303 return 0;
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	304 }
ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	305
3534 9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	306 static HBITMAP
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	307 GDI_CreateDIBSection(HDC hdc, int w, int h, int pitch, Uint32 format,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	308 HPALETTE * hpal, void ** pixels)
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	309 {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	310 int bmi_size;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	311 LPBITMAPINFO bmi;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	312
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	313 bmi_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	314 bmi = (LPBITMAPINFO) SDL_calloc(1, bmi_size);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	315 if (!bmi) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	316 SDL_OutOfMemory();
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	317 return NULL;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	318 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	319 bmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	320 bmi->bmiHeader.biWidth = w;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	321 bmi->bmiHeader.biHeight = -h; /* topdown bitmap */
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	322 bmi->bmiHeader.biPlanes = 1;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	323 bmi->bmiHeader.biSizeImage = h * pitch;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	324 bmi->bmiHeader.biXPelsPerMeter = 0;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	325 bmi->bmiHeader.biYPelsPerMeter = 0;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	326 bmi->bmiHeader.biClrUsed = 0;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	327 bmi->bmiHeader.biClrImportant = 0;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	328 bmi->bmiHeader.biBitCount = SDL_BYTESPERPIXEL(format) * 8;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	329 if (SDL_ISPIXELFORMAT_INDEXED(format)) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	330 bmi->bmiHeader.biCompression = BI_RGB;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	331 if (hpal) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	332 int i, ncolors;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	333 LOGPALETTE *palette;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	334
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	335 ncolors = (1 << SDL_BITSPERPIXEL(format));
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	336 palette =
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	337 (LOGPALETTE ) SDL_malloc(sizeof(palette) +
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	338 ncolors * sizeof(PALETTEENTRY));
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	339 if (!palette) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	340 SDL_free(bmi);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	341 SDL_OutOfMemory();
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	342 return NULL;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	343 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	344 palette->palVersion = 0x300;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	345 palette->palNumEntries = ncolors;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	346 for (i = 0; i < ncolors; ++i) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	347 palette->palPalEntry[i].peRed = 0xFF;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	348 palette->palPalEntry[i].peGreen = 0xFF;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	349 palette->palPalEntry[i].peBlue = 0xFF;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	350 palette->palPalEntry[i].peFlags = 0;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	351 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	352 *hpal = CreatePalette(palette);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	353 SDL_free(palette);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	354 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	355 } else {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	356 int bpp;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	357 Uint32 Rmask, Gmask, Bmask, Amask;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	358
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	359 bmi->bmiHeader.biCompression = BI_BITFIELDS;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	360 SDL_PixelFormatEnumToMasks(format, &bpp, &Rmask, &Gmask, &Bmask,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	361 &Amask);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	362 ((Uint32 *) bmi->bmiColors)[0] = Rmask;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	363 ((Uint32 *) bmi->bmiColors)[1] = Gmask;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	364 ((Uint32 *) bmi->bmiColors)[2] = Bmask;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	365 if (hpal) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	366 *hpal = NULL;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	367 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	368 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	369 return CreateDIBSection(hdc, bmi, DIB_RGB_COLORS, pixels, NULL, 0);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	370 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	371
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	372 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	373 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	374 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	375 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	376 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	377 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	378 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	379
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	380 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	381 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	382 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	383 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	384 }
c121d94672cb 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 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	387
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2786 6bacfecbf27e indent Sam Lantinga <slouken@libsdl.org> parents: 2781 diff changeset	389 data->yuv =
6bacfecbf27e indent Sam Lantinga <slouken@libsdl.org> parents: 2781 diff changeset	390 SDL_SW_CreateYUVTexture(texture->format, texture->w, texture->h);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	391 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	392 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	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 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	395 } 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	396 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	397 }
c121d94672cb 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 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	399
2222 926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture Sam Lantinga <slouken@libsdl.org> parents: 1985 diff changeset	400 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	401 \|\| texture->format != display->current_mode.format) {
3534 9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	402 data->hbm = GDI_CreateDIBSection(renderdata->memory_hdc,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	403 texture->w, texture->h,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	404 data->pitch, data->format,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	405 &data->hpal, &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	406 } else {
3534 9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	407 data->hbm = CreateCompatibleBitmap(renderdata->window_hdc,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	408 texture->w, texture->h);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	409 }
c121d94672cb 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 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	411 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	412 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	413 }
c121d94672cb 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 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	415 }
c121d94672cb 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
c121d94672cb 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 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	418 GDI_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	419 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	420 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	421 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	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 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	424 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	425 } 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	426 *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	427 *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	428 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	429 }
c121d94672cb 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 }
c121d94672cb 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
c121d94672cb 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 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	433 GDI_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	434 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	435 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	436 GDI_RenderData renderdata = (GDI_RenderData ) renderer->driverdata;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	437 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	438
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439 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	440 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	441 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	442 } 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	443 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	444 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	445
c121d94672cb 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 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	447 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	448 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	449 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	450 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	451 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 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	453 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	454 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	455 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	456 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	457 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	458 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	459
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	460 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	461 GDI_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	462 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	463 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	464 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	465
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	466 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	467 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	468 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	469 } 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	470 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	471 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	472
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	473 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	474 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	475 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	476 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	477 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	478 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	479 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	480 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	481 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	482 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	483 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	484 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	485
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	486 static int
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	487 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	488 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	489 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	490 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	491
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	492 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	493 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	494 {
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	495 GDI_TextureData data = (GDI_TextureData ) texture->driverdata;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	496
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	497 switch (texture->blendMode) {
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2859 diff changeset	498 case SDL_BLENDMODE_NONE:
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	499 if (data->premultiplied) {
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	500 /* Crap, we've lost the original pixel data... sigh */
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	501 }
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	502 return 0;
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3097 diff changeset	503 #ifndef _WIN32_WCE /* WinCE has no alphablend */
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2859 diff changeset	504 case SDL_BLENDMODE_MASK:
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2859 diff changeset	505 case SDL_BLENDMODE_BLEND:
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	506 if (!data->premultiplied && data->pixels) {
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	507 switch (texture->format) {
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	508 case SDL_PIXELFORMAT_ARGB8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	509 SDL_PreMultiplyAlphaARGB8888(texture->w, texture->h,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	510 (Uint32 *) data->pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	511 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	512 data->premultiplied = SDL_TRUE;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	513 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	514 case SDL_PIXELFORMAT_RGBA8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	515 SDL_PreMultiplyAlphaRGBA8888(texture->w, texture->h,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	516 (Uint32 *) data->pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	517 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	518 data->premultiplied = SDL_TRUE;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	519 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	520 case SDL_PIXELFORMAT_ABGR8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	521 SDL_PreMultiplyAlphaABGR8888(texture->w, texture->h,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	522 (Uint32 *) data->pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	523 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	524 data->premultiplied = SDL_TRUE;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	525 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	526 case SDL_PIXELFORMAT_BGRA8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	527 SDL_PreMultiplyAlphaBGRA8888(texture->w, texture->h,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	528 (Uint32 *) data->pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	529 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	530 data->premultiplied = SDL_TRUE;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	531 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	532 }
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	533 }
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	534 return 0;
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	535 #endif
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	536 default:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	537 SDL_Unsupported();
2884 9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 2859 diff changeset	538 texture->blendMode = SDL_BLENDMODE_NONE;
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	539 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	540 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	541 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	542
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	543 static int
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	544 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	545 {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	546 switch (texture->scaleMode) {
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	547 case SDL_TEXTURESCALEMODE_NONE:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	548 case SDL_TEXTURESCALEMODE_FAST:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	549 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	550 case SDL_TEXTURESCALEMODE_SLOW:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	551 case SDL_TEXTURESCALEMODE_BEST:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	552 SDL_Unsupported();
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	553 texture->scaleMode = SDL_TEXTURESCALEMODE_FAST;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	554 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	555 default:
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	556 SDL_Unsupported();
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	557 texture->scaleMode = SDL_TEXTURESCALEMODE_NONE;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	558 return -1;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	559 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	560 return 0;
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	561 }
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	562
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	563 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	564 GDI_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	565 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	566 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	567 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	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 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	570 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	571 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	572 }
c121d94672cb 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 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	574 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	575 } else {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	576 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	577
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	578 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	579 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	580 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	581 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	582
c121d94672cb 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 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	584 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	585 (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	586 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	587 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	588 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	589 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	590 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	591 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	592 }
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	593 if (data->premultiplied) {
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	594 Uint32 *pixels =
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	595 (Uint32 ) data->pixels + rect->y (data->pitch / 4) +
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	596 rect->x;
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	597 switch (texture->format) {
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	598 case SDL_PIXELFORMAT_ARGB8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	599 SDL_PreMultiplyAlphaARGB8888(rect->w, rect->h, pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	600 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	601 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	602 case SDL_PIXELFORMAT_RGBA8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	603 SDL_PreMultiplyAlphaRGBA8888(rect->w, rect->h, pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	604 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	605 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	606 case SDL_PIXELFORMAT_ABGR8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	607 SDL_PreMultiplyAlphaABGR8888(rect->w, rect->h, pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	608 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	609 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	610 case SDL_PIXELFORMAT_BGRA8888:
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	611 SDL_PreMultiplyAlphaBGRA8888(rect->w, rect->h, pixels,
cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	612 data->pitch);
3054 8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	613 break;
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	614 }
8d93bfecb9dc Fixed alpha blending textures with the GDI renderer Sam Lantinga <slouken@libsdl.org> parents: 2929 diff changeset	615 }
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	616 } else if (rect->w == texture->w && pitch == data->pitch) {
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	617 #ifndef NO_GETDIBBITS
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 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	619 (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	620 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	621 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	622 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	623 }
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	624 #else
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	625 SDL_SetError("FIXME: Update Texture");
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	626 return -1;
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	627 #endif
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	628 } 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	629 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	630 ("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	631 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	632 }
c121d94672cb 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 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	634 }
c121d94672cb 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 }
c121d94672cb 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
c121d94672cb 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 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	638 GDI_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	639 const SDL_Rect * rect, int markDirty, void **pixels,
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	640 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	641 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	642 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	643
c121d94672cb 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 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	645 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	646 pitch);
1898 f89e49e51e89 Playing around, trying to find a fast path with GDI Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	647 } else if (data->pixels) {
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	648 #ifndef _WIN32_WCE
3139 7f684f249ec9 indent Sam Lantinga <slouken@libsdl.org> parents: 3097 diff changeset	649 /* WinCE has no GdiFlush */
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	650 GdiFlush();
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	651 #endif
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	652 *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	653 (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	654 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	655 *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	656 return 0;
1898 f89e49e51e89 Playing around, trying to find a fast path with GDI Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	657 } else {
f89e49e51e89 Playing around, trying to find a fast path with GDI Sam Lantinga <slouken@libsdl.org> parents: 1897 diff changeset	658 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	659 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	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
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	663 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	664 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	665 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	666 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	667
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	668 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	669 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	670 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	671 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	672 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	673
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	674 static int
2927 2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	675 GDI_SetDrawBlendMode(SDL_Renderer * renderer)
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	676 {
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	677 switch (renderer->blendMode) {
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	678 case SDL_BLENDMODE_NONE:
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	679 return 0;
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	680 default:
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	681 SDL_Unsupported();
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	682 renderer->blendMode = SDL_BLENDMODE_NONE;
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	683 return -1;
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	684 }
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	685 }
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	686
2133d2d300fd SetDrawColor() and SetDrawBlendMode() are optional Sam Lantinga <slouken@libsdl.org> parents: 2926 diff changeset	687 static int
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	688 GDI_RenderPoint(SDL_Renderer * renderer, int x, int y)
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	689 {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	690 GDI_RenderData data = (GDI_RenderData ) renderer->driverdata;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	691
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	692 if (data->makedirty) {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	693 SDL_Rect rect;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	694
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	695 rect.x = x;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	696 rect.y = y;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	697 rect.w = 1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	698 rect.h = 1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	699
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	700 SDL_AddDirtyRect(&data->dirty, &rect);
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	701 }
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	702
2929 81fc47035302 indent Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	703 SetPixel(data->current_hdc, x, y,
81fc47035302 indent Sam Lantinga <slouken@libsdl.org> parents: 2927 diff changeset	704 RGB(renderer->r, renderer->g, renderer->b));
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	705 return 0;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	706 }
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	707
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	708 static int
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	709 GDI_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	710 {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	711 GDI_RenderData data = (GDI_RenderData ) renderer->driverdata;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	712 POINT points[2];
3056 a434fe6360df Oh, Polyline() uses a pen, not a brush. Doh! :) Sam Lantinga <slouken@libsdl.org> parents: 3055 diff changeset	713 HPEN pen;
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	714 BOOL status;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	715
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	716 if (data->makedirty) {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	717 SDL_Rect rect;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	718
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	719 if (x1 < x2) {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	720 rect.x = x1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	721 rect.w = (x2 - x1) + 1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	722 } else {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	723 rect.x = x2;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	724 rect.w = (x1 - x2) + 1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	725 }
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	726 if (y1 < y2) {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	727 rect.y = y1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	728 rect.h = (y2 - y1) + 1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	729 } else {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	730 rect.y = y2;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	731 rect.h = (y1 - y2) + 1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	732 }
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	733 SDL_AddDirtyRect(&data->dirty, &rect);
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	734 }
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	735
3056 a434fe6360df Oh, Polyline() uses a pen, not a brush. Doh! :) Sam Lantinga <slouken@libsdl.org> parents: 3055 diff changeset	736 /* Should we cache the pen? .. it looks like GDI does for us. :) */
a434fe6360df Oh, Polyline() uses a pen, not a brush. Doh! :) Sam Lantinga <slouken@libsdl.org> parents: 3055 diff changeset	737 pen = CreatePen(PS_SOLID, 1, RGB(renderer->r, renderer->g, renderer->b));
a434fe6360df Oh, Polyline() uses a pen, not a brush. Doh! :) Sam Lantinga <slouken@libsdl.org> parents: 3055 diff changeset	738 SelectObject(data->current_hdc, pen);
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	739 points[0].x = x1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	740 points[0].y = y1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	741 points[1].x = x2;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	742 points[1].y = y2;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	743 status = Polyline(data->current_hdc, points, 2);
3056 a434fe6360df Oh, Polyline() uses a pen, not a brush. Doh! :) Sam Lantinga <slouken@libsdl.org> parents: 3055 diff changeset	744 DeleteObject(pen);
2926 27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	745
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	746 if (!status) {
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	747 WIN_SetError("FillRect()");
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	748 return -1;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	749 }
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	750 return 0;
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	751 }
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	752
27f2b5e7e899 In theory this implements GDI rendering, but it doesn't work for some reason. Sam Lantinga <slouken@libsdl.org> parents: 2919 diff changeset	753 static int
2919 2f91a3847ae8 Fixed compiling Windows renderers. Lines and points will be implemented later. Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	754 GDI_RenderFill(SDL_Renderer * renderer, 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	755 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	756 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	757 RECT rc;
1899 6a11e61bf805 debug cleanup Sam Lantinga <slouken@libsdl.org> parents: 1898 diff changeset	758 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	759 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	760
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	761 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	762 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	763 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	764
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	765 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	766 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	767 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	768 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	769
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	770 /* Should we cache the brushes? .. it looks like GDI does for us. :) */
2919 2f91a3847ae8 Fixed compiling Windows renderers. Lines and points will be implemented later. Sam Lantinga <slouken@libsdl.org> parents: 2884 diff changeset	771 brush = CreateSolidBrush(RGB(renderer->r, renderer->g, renderer->b));
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	772 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	773 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	774 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	775
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	776 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	777 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	778 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	779 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	780 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	781 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	782
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	783 static int
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	784 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	785 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	786 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	787 GDI_RenderData data = (GDI_RenderData ) renderer->driverdata;
83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	788 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	789
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	790 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	791 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	792 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	793
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	794 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	795 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	796 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	797 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	798 }
3055 cd863dd2082b indent Sam Lantinga <slouken@libsdl.org> parents: 3054 diff changeset	799 if (texture->blendMode & (SDL_BLENDMODE_MASK \| SDL_BLENDMODE_BLEND)) {
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	800 #ifdef _WIN32_WCE
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	801 SDL_SetError("Texture has blendmode not supported under WinCE");
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	802 return -1;
0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	803 #else
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	804 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	805 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	806 0,
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1975 diff changeset	807 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	808 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	809 };
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	810 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	811 (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	812 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	813 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	814 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	815 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	816 }
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	817 #endif
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	818 } 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	819 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	820 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	821 (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	822 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	823 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	824 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	825 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	826 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	827 } 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	828 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	829 (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	830 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	831 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	832 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	833 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	834 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	835 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	836 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	837 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	838 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	839
3534 9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	840 static int
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	841 GDI_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	842 Uint32 format, void * pixels, int pitch)
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	843 {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	844 GDI_RenderData renderdata = (GDI_RenderData ) renderer->driverdata;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	845 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	846 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	847 struct {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	848 HBITMAP hbm;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	849 void *pixels;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	850 int pitch;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	851 Uint32 format;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	852 } data;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	853
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	854 data.format = display->current_mode.format;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	855 data.pitch = (rect->w * SDL_BYTESPERPIXEL(data.format));
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	856
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	857 data.hbm = GDI_CreateDIBSection(renderdata->memory_hdc, rect->w, rect->h,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	858 data.pitch, data.format, NULL,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	859 &data.pixels);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	860 if (!data.hbm) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	861 WIN_SetError("Couldn't create bitmap");
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	862 return -1;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	863 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	864
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	865 SelectObject(renderdata->memory_hdc, data.hbm);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	866 if (!BitBlt(renderdata->memory_hdc, 0, 0, rect->w, rect->h,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	867 renderdata->current_hdc, rect->x, rect->y, SRCCOPY)) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	868 WIN_SetError("BitBlt()");
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	869 DeleteObject(data.hbm);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	870 return -1;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	871 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	872
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	873 SDL_ConvertPixels(rect->w, rect->h,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	874 data.format, data.pixels, data.pitch,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	875 format, pixels, pitch);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	876
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	877 DeleteObject(data.hbm);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	878 return 0;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	879 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	880
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	881 static int
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	882 GDI_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	883 Uint32 format, const void * pixels, int pitch)
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	884 {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	885 GDI_RenderData renderdata = (GDI_RenderData ) renderer->driverdata;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	886 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	887 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	888 struct {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	889 HBITMAP hbm;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	890 void *pixels;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	891 int pitch;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	892 Uint32 format;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	893 } data;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	894
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	895 data.format = display->current_mode.format;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	896 data.pitch = (rect->w * SDL_BYTESPERPIXEL(data.format));
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	897
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	898 data.hbm = GDI_CreateDIBSection(renderdata->memory_hdc, rect->w, rect->h,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	899 data.pitch, data.format,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	900 NULL, &data.pixels);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	901 if (!data.hbm) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	902 WIN_SetError("Couldn't create bitmap");
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	903 return -1;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	904 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	905
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	906 SDL_ConvertPixels(rect->w, rect->h, format, pixels, pitch,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	907 data.format, data.pixels, data.pitch);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	908
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	909 SelectObject(renderdata->memory_hdc, data.hbm);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	910 if (!BitBlt(renderdata->current_hdc, rect->x, rect->y, rect->w, rect->h,
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	911 renderdata->memory_hdc, 0, 0, SRCCOPY)) {
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	912 WIN_SetError("BitBlt()");
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	913 DeleteObject(data.hbm);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	914 return -1;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	915 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	916
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	917 DeleteObject(data.hbm);
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	918 return 0;
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	919 }
9d129e1d0782 Implemented RenderReadPixels() and RenderWritePixels() for GDI renderer. Sam Lantinga <slouken@libsdl.org> parents: 3520 diff changeset	920
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	921 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	922 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	923 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	924 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	925 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	926
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	927 /* Send the data to the display */
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	928 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	929 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	930 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	931 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	932 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	933 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	934 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	935 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	936
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	937 /* Update the flipping chain, if any */
1965 a788656ca29a SDL constants are all uppercase. Sam Lantinga <slouken@libsdl.org> parents: 1924 diff changeset	938 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	939 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	940 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	941 } 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	942 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	943 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	944 }
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	945 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	946
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	947 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	948 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	949 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	950 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	951
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	952 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	953 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	954 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	955 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	956 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	957 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	958 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	959 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	960 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	961 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	962 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	963 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	964 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	965 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	966 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	967
1975 ccef0d0c40c6 Added resize support for GDI and Direct3D renderers Sam Lantinga <slouken@libsdl.org> parents: 1965 diff changeset	968 static void
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	969 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	970 {
1913 83420da906a5 Implemented Windows OpenGL support Sam Lantinga <slouken@libsdl.org> parents: 1907 diff changeset	971 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	972 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	973
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	974 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	975 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	976 DeleteDC(data->memory_hdc);
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	977 #ifndef NO_GETDIBBITS
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	978 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	979 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	980 }
3097 0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100 Sam Lantinga <slouken@libsdl.org> parents: 3056 diff changeset	981 #endif
1897 c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	982 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	983 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	984 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	985 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	986 }
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered Sam Lantinga <slouken@libsdl.org> parents: 1895 diff changeset	987 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	988 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	989 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	990 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	991 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	992
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	993 #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	994
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	995 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/video/win32/SDL_gdirender.c @ 3534:9d129e1d0782