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annotate src/video/dummy/SDL_nullrender.c @ 1971:5432b63cc919

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Added window resize support for the software renderer
author Sam Lantinga <slouken@libsdl.org>
date Sun, 06 Aug 2006 04:57:28 +0000
parents a788656ca29a
children 8055185ae4ed
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #include "SDL_video.h"
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25 #include "../SDL_sysvideo.h"
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26 #include "../SDL_yuv_sw_c.h"
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27
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28
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29 /* SDL surface based renderer implementation */
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30
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31 static SDL_Renderer *SDL_DUMMY_CreateRenderer(SDL_Window * window,
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32 Uint32 flags);
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33 static int SDL_DUMMY_CreateTexture(SDL_Renderer * renderer,
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34 SDL_Texture * texture);
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35 static int SDL_DUMMY_QueryTexturePixels(SDL_Renderer * renderer,
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36 SDL_Texture * texture, void **pixels,
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37 int *pitch);
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38 static int SDL_DUMMY_SetTexturePalette(SDL_Renderer * renderer,
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39 SDL_Texture * texture,
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40 const SDL_Color * colors,
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41 int firstcolor, int ncolors);
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42 static int SDL_DUMMY_GetTexturePalette(SDL_Renderer * renderer,
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43 SDL_Texture * texture,
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44 SDL_Color * colors, int firstcolor,
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45 int ncolors);
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46 static int SDL_DUMMY_UpdateTexture(SDL_Renderer * renderer,
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47 SDL_Texture * texture,
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48 const SDL_Rect * rect, const void *pixels,
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49 int pitch);
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50 static int SDL_DUMMY_LockTexture(SDL_Renderer * renderer,
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51 SDL_Texture * texture, const SDL_Rect * rect,
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52 int markDirty, void **pixels, int *pitch);
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53 static void SDL_DUMMY_UnlockTexture(SDL_Renderer * renderer,
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54 SDL_Texture * texture);
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55 static void SDL_DUMMY_DirtyTexture(SDL_Renderer * renderer,
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56 SDL_Texture * texture, int numrects,
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57 const SDL_Rect * rects);
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58 static void SDL_DUMMY_SelectRenderTexture(SDL_Renderer * renderer,
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59 SDL_Texture * texture);
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60 static int SDL_DUMMY_RenderFill(SDL_Renderer * renderer,
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61 const SDL_Rect * rect, Uint32 color);
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62 static int SDL_DUMMY_RenderCopy(SDL_Renderer * renderer,
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63 SDL_Texture * texture,
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64 const SDL_Rect * srcrect,
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65 const SDL_Rect * dstrect, int blendMode,
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66 int scaleMode);
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67 static int SDL_DUMMY_RenderReadPixels(SDL_Renderer * renderer,
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68 const SDL_Rect * rect, void *pixels,
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69 int pitch);
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70 static int SDL_DUMMY_RenderWritePixels(SDL_Renderer * renderer,
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71 const SDL_Rect * rect,
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72 const void *pixels, int pitch);
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73 static void SDL_DUMMY_RenderPresent(SDL_Renderer * renderer);
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74 static void SDL_DUMMY_DestroyTexture(SDL_Renderer * renderer,
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75 SDL_Texture * texture);
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76 static void SDL_DUMMY_DestroyRenderer(SDL_Renderer * renderer);
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77
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78
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79 SDL_RenderDriver SDL_DUMMY_RenderDriver = {
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80 SDL_DUMMY_CreateRenderer,
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81 {
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82 "dummy",
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83 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
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84 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
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85 SDL_RENDERER_PRESENTDISCARD),
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86 (SDL_TEXTUREBLENDMODE_NONE | SDL_TEXTUREBLENDMODE_MASK |
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87 SDL_TEXTUREBLENDMODE_BLEND),
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88 (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST),
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89 11,
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90 {
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91 SDL_PIXELFORMAT_INDEX8,
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92 SDL_PIXELFORMAT_RGB555,
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93 SDL_PIXELFORMAT_RGB565,
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94 SDL_PIXELFORMAT_RGB888,
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95 SDL_PIXELFORMAT_BGR888,
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96 SDL_PIXELFORMAT_ARGB8888,
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97 SDL_PIXELFORMAT_RGBA8888,
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98 SDL_PIXELFORMAT_ABGR8888,
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99 SDL_PIXELFORMAT_BGRA8888,
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100 SDL_PIXELFORMAT_YUY2,
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101 SDL_PIXELFORMAT_UYVY},
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102 0,
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103 0}
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104 };
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105
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106 typedef struct
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107 {
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108 int current_screen;
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109 SDL_Surface *screens[3];
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110 } SDL_DUMMY_RenderData;
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111
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112 SDL_Renderer *
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113 SDL_DUMMY_CreateRenderer(SDL_Window * window, Uint32 flags)
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114 {
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115 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
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116 SDL_DisplayMode *displayMode = &display->current_mode;
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117 SDL_Renderer *renderer;
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118 SDL_DUMMY_RenderData *data;
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119 int i, n;
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120 int bpp;
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121 Uint32 Rmask, Gmask, Bmask, Amask;
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122
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123 if (!SDL_PixelFormatEnumToMasks
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124 (displayMode->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
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125 SDL_SetError("Unknown display format");
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126 return NULL;
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127 }
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128
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129 renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
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130 if (!renderer) {
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131 SDL_OutOfMemory();
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132 return NULL;
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133 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 data = (SDL_DUMMY_RenderData *) SDL_malloc(sizeof(*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
136 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
137 SDL_DUMMY_DestroyRenderer(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
138 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
139 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
140 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 SDL_zerop(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
142
1908
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
143 renderer->CreateTexture = SDL_DUMMY_CreateTexture;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
144 renderer->QueryTexturePixels = SDL_DUMMY_QueryTexturePixels;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
145 renderer->SetTexturePalette = SDL_DUMMY_SetTexturePalette;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
146 renderer->GetTexturePalette = SDL_DUMMY_GetTexturePalette;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
147 renderer->UpdateTexture = SDL_DUMMY_UpdateTexture;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
148 renderer->LockTexture = SDL_DUMMY_LockTexture;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
149 renderer->UnlockTexture = SDL_DUMMY_UnlockTexture;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
150 renderer->DirtyTexture = SDL_DUMMY_DirtyTexture;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
151 renderer->RenderFill = SDL_DUMMY_RenderFill;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
152 renderer->RenderCopy = SDL_DUMMY_RenderCopy;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 renderer->RenderPresent = SDL_DUMMY_RenderPresent;
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
154 renderer->DestroyTexture = SDL_DUMMY_DestroyTexture;
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
155 renderer->DestroyRenderer = SDL_DUMMY_DestroyRenderer;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 renderer->info = SDL_DUMMY_RenderDriver.info;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 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
158 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
159
1908
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parents: 1907
diff changeset
160 renderer->info.flags = 0;
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
161
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
162 if (flags & SDL_RENDERER_PRESENTFLIP2) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
163 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2;
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
164 n = 2;
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
165 } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
166 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3;
1908
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parents: 1907
diff changeset
167 n = 3;
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
168 } else {
1965
a788656ca29a SDL constants are all uppercase.
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parents: 1912
diff changeset
169 renderer->info.flags |= SDL_RENDERER_PRESENTCOPY;
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
170 n = 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
171 }
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
172 for (i = 0; i < n; ++i) {
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
173 data->screens[i] =
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
174 SDL_CreateRGBSurface(0, window->w, window->h, bpp, Rmask, Gmask,
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
175 Bmask, Amask);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
176 if (!data->screens[i]) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
177 SDL_DUMMY_DestroyRenderer(renderer);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
178 return NULL;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
179 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
180 SDL_SetSurfacePalette(data->screens[i], display->palette);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
181 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
182 data->current_screen = 0;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 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
185 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186
1908
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
187 static int
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
188 SDL_DUMMY_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
189 {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
190 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
191 texture->driverdata = SDL_SW_CreateYUVTexture(texture);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
192 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
193 int bpp;
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
194 Uint32 Rmask, Gmask, Bmask, Amask;
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parents: 1907
diff changeset
195
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
196 if (!SDL_PixelFormatEnumToMasks
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
197 (texture->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
198 SDL_SetError("Unknown texture format");
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
199 return -1;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
200 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
201
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
202 texture->driverdata =
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
203 SDL_CreateRGBSurface(0, texture->w, texture->h, bpp, Rmask, Gmask,
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
204 Bmask, Amask);
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
205 }
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
206
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
207 if (!texture->driverdata) {
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
208 return -1;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
209 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
210 return 0;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
211 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
212
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
213 static int
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
214 SDL_DUMMY_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
215 void **pixels, int *pitch)
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
216 {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
217 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
218 return SDL_SW_QueryYUVTexturePixels((SDL_SW_YUVTexture *) texture->
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
219 driverdata, pixels, pitch);
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
220 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
221 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
222
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
223 *pixels = surface->pixels;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
224 *pitch = surface->pitch;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
225 return 0;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
226 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
227 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
228
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
229 static int
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
230 SDL_DUMMY_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
231 const SDL_Color * colors, int firstcolor,
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
232 int ncolors)
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
233 {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
234 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
235 SDL_SetError("YUV textures don't have a palette");
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
236 return -1;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
237 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
238 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
239
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
240 return SDL_SetPaletteColors(surface->format->palette, colors,
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
241 firstcolor, ncolors);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
242 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
243 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
244
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
245 static int
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
246 SDL_DUMMY_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
247 SDL_Color * colors, int firstcolor, int ncolors)
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
248 {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
249 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
250 SDL_SetError("YUV textures don't have a palette");
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
251 return -1;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
252 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
253 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
254
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
255 SDL_memcpy(colors, &surface->format->palette->colors[firstcolor],
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
256 ncolors * sizeof(*colors));
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
257 return 0;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
258 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
259 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
260
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
261 static int
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
262 SDL_DUMMY_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
263 const SDL_Rect * rect, const void *pixels, int pitch)
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
264 {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
265 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
266 return SDL_SW_UpdateYUVTexture((SDL_SW_YUVTexture *) texture->
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
267 driverdata, rect, pixels, pitch);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
268 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
269 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
270 Uint8 *src, *dst;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
271 int row;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
272 size_t length;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
273
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
274 src = (Uint8 *) pixels;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
275 dst =
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
276 (Uint8 *) surface->pixels + rect->y * surface->pitch +
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
277 rect->x * surface->format->BytesPerPixel;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
278 length = rect->w * surface->format->BytesPerPixel;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
279 for (row = 0; row < rect->h; ++row) {
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
280 SDL_memcpy(dst, src, length);
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parents: 1907
diff changeset
281 src += pitch;
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parents: 1907
diff changeset
282 dst += surface->pitch;
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parents: 1907
diff changeset
283 }
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parents: 1907
diff changeset
284 return 0;
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parents: 1907
diff changeset
285 }
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
286 }
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parents: 1907
diff changeset
287
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parents: 1907
diff changeset
288 static int
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parents: 1907
diff changeset
289 SDL_DUMMY_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
1912
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
290 const SDL_Rect * rect, int markDirty, void **pixels,
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
291 int *pitch)
1908
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diff changeset
292 {
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
293 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
294 return SDL_SW_LockYUVTexture((SDL_SW_YUVTexture *) texture->
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parents: 1907
diff changeset
295 driverdata, rect, markDirty, pixels,
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parents: 1907
diff changeset
296 pitch);
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parents: 1907
diff changeset
297 } else {
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
298 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
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parents: 1907
diff changeset
299
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parents: 1907
diff changeset
300 *pixels =
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
301 (void *) ((Uint8 *) surface->pixels + rect->y * surface->pitch +
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
302 rect->x * surface->format->BytesPerPixel);
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
303 *pitch = surface->pitch;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
304 return 0;
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
305 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
306 }
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parents: 1907
diff changeset
307
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parents: 1907
diff changeset
308 static void
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
309 SDL_DUMMY_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
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parents: 1907
diff changeset
310 {
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
311 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
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diff changeset
312 SDL_SW_UnlockYUVTexture((SDL_SW_YUVTexture *) texture->driverdata);
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parents: 1907
diff changeset
313 }
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
314 }
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parents: 1907
diff changeset
315
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
316 static void
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parents: 1907
diff changeset
317 SDL_DUMMY_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
1912
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
318 int numrects, const SDL_Rect * rects)
1908
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parents: 1907
diff changeset
319 {
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parents: 1907
diff changeset
320 }
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Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
321
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parents: 1907
diff changeset
322 static int
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parents: 1907
diff changeset
323 SDL_DUMMY_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect,
1912
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
324 Uint32 color)
1908
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
325 {
1912
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
326 SDL_DUMMY_RenderData *data =
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
327 (SDL_DUMMY_RenderData *) renderer->driverdata;
1908
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
328 SDL_Surface *target = data->screens[data->current_screen];
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
329 SDL_Rect real_rect = *rect;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
330 Uint8 r, g, b, a;
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
331
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
332 a = (Uint8) ((color >> 24) & 0xFF);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
333 r = (Uint8) ((color >> 16) & 0xFF);
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
334 g = (Uint8) ((color >> 8) & 0xFF);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
335 b = (Uint8) (color & 0xFF);
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
336 color = SDL_MapRGBA(target->format, r, g, b, a);
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
337
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
338 return SDL_FillRect(target, &real_rect, color);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
339 }
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
340
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
341 static int
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
342 SDL_DUMMY_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1912
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
343 const SDL_Rect * srcrect, const SDL_Rect * dstrect,
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
344 int blendMode, int scaleMode)
1908
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
345 {
1912
8d384b647307 Setting up the OpenGL support
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diff changeset
346 SDL_DUMMY_RenderData *data =
8d384b647307 Setting up the OpenGL support
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parents: 1908
diff changeset
347 (SDL_DUMMY_RenderData *) renderer->driverdata;
1908
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
348 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
349 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
350
e079dafea2bf Implemented fully featured dummy renderer
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parents: 1907
diff changeset
351 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
352 SDL_Surface *target = data->screens[data->current_screen];
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
353 void *pixels =
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
354 (Uint8 *) target->pixels + dstrect->y * target->pitch +
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
355 dstrect->x * target->format->BytesPerPixel;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
356 return SDL_SW_CopyYUVToRGB((SDL_SW_YUVTexture *) texture->driverdata,
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
357 srcrect, display->current_mode.format,
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
358 dstrect->w, dstrect->h, pixels,
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
359 target->pitch);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
360 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
361 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
362 SDL_Surface *target = data->screens[data->current_screen];
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
363 SDL_Rect real_srcrect = *srcrect;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
364 SDL_Rect real_dstrect = *dstrect;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
365
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
366 if (blendMode &
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
367 (SDL_TEXTUREBLENDMODE_MASK | SDL_TEXTUREBLENDMODE_BLEND)) {
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
368 SDL_SetAlpha(surface, SDL_SRCALPHA, 0);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
369 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
370 SDL_SetAlpha(surface, 0, 0);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
371 }
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
372 if (scaleMode != SDL_TEXTURESCALEMODE_NONE &&
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
373 (srcrect->w != dstrect->w || srcrect->h != dstrect->h)) {
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
374 return SDL_SoftStretch(surface, &real_srcrect, target,
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
375 &real_dstrect);
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
376 } else {
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
377 return SDL_LowerBlit(surface, &real_srcrect, target,
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
378 &real_dstrect);
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
379 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
380 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
381 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
382
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
383 static void
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
384 SDL_DUMMY_RenderPresent(SDL_Renderer * renderer)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
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 static int frame_number;
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
387 SDL_DUMMY_RenderData *data =
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
388 (SDL_DUMMY_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
389
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
390 /* Send the data to the display */
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 (SDL_getenv("SDL_VIDEO_DUMMY_SAVE_FRAMES")) {
c121d94672cb 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 char file[128];
c121d94672cb 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 SDL_snprintf(file, sizeof(file), "SDL_window%d-%8.8d.bmp",
c121d94672cb 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 renderer->window, ++frame_number);
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
395 SDL_SaveBMP(data->screens[data->current_screen], file);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
396 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
397
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
398 /* Update the flipping chain, if any */
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
399 if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
400 data->current_screen = (data->current_screen + 1) % 2;
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1912
diff changeset
401 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
402 data->current_screen = (data->current_screen + 1) % 3;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
404 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
406 static void
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
407 SDL_DUMMY_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
408 {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
409 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
410 SDL_SW_DestroyYUVTexture((SDL_SW_YUVTexture *) texture->driverdata);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
411 } else {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
412 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
413
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
414 SDL_FreeSurface(surface);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
415 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
416 }
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
417
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
418 static void
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
419 SDL_DUMMY_DestroyRenderer(SDL_Renderer * renderer)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420 {
1912
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
421 SDL_DUMMY_RenderData *data =
8d384b647307 Setting up the OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents: 1908
diff changeset
422 (SDL_DUMMY_RenderData *) renderer->driverdata;
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
423 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
424
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 if (data) {
1908
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
426 for (i = 0; i < SDL_arraysize(data->screens); ++i) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
427 if (data->screens[i]) {
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
428 SDL_FreeSurface(data->screens[i]);
e079dafea2bf Implemented fully featured dummy renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
429 }
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
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 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
432 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 SDL_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
434 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 /* vi: set ts=4 sw=4 expandtab: */