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annotate src/video/SDL_renderer_sw.c @ 3197:434ce3242e1c

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Alexei Tereschenko Why not to use hardware vertex processing instead of software one if it is available in D3D render driver? With hardware processing testsprite2 runs three times faster on all videocards which I could test.
author Sam Lantinga <slouken@libsdl.org>
date Tue, 16 Jun 2009 14:34:15 +0000
parents aa34d1180d30
children 36cf454ba065
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 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_pixels_c.h"
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27 #include "SDL_rect_c.h"
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28 #include "SDL_yuv_sw_c.h"
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29
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30
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31 /* SDL surface based renderer implementation */
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32
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33 static SDL_Renderer *SW_CreateRenderer(SDL_Window * window, Uint32 flags);
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34 static int SW_ActivateRenderer(SDL_Renderer * renderer);
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35 static int SW_DisplayModeChanged(SDL_Renderer * renderer);
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36 static int SW_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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37 static int SW_QueryTexturePixels(SDL_Renderer * renderer,
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38 SDL_Texture * texture, void **pixels,
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39 int *pitch);
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40 static int SW_SetTexturePalette(SDL_Renderer * renderer,
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41 SDL_Texture * texture,
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42 const SDL_Color * colors, int firstcolor,
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43 int ncolors);
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44 static int SW_GetTexturePalette(SDL_Renderer * renderer,
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45 SDL_Texture * texture, SDL_Color * colors,
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46 int firstcolor, int ncolors);
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47 static int SW_SetTextureColorMod(SDL_Renderer * renderer,
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48 SDL_Texture * texture);
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49 static int SW_SetTextureAlphaMod(SDL_Renderer * renderer,
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50 SDL_Texture * texture);
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51 static int SW_SetTextureBlendMode(SDL_Renderer * renderer,
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52 SDL_Texture * texture);
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53 static int SW_SetTextureScaleMode(SDL_Renderer * renderer,
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54 SDL_Texture * texture);
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55 static int SW_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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56 const SDL_Rect * rect, const void *pixels,
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57 int pitch);
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58 static int SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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59 const SDL_Rect * rect, int markDirty, void **pixels,
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60 int *pitch);
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61 static void SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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62 static int SW_RenderPoint(SDL_Renderer * renderer, int x, int y);
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63 static int SW_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2,
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64 int y2);
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65 static int SW_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect);
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66 static int SW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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67 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
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68 static void SW_RenderPresent(SDL_Renderer * renderer);
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69 static void SW_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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70 static void SW_DestroyRenderer(SDL_Renderer * renderer);
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71
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72
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73 SDL_RenderDriver SW_RenderDriver = {
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74 SW_CreateRenderer,
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75 {
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76 "software",
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77 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
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78 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
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79 SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_PRESENTVSYNC),
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80 (SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR |
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81 SDL_TEXTUREMODULATE_ALPHA),
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82 (SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK |
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83 SDL_BLENDMODE_BLEND | SDL_BLENDMODE_ADD | SDL_BLENDMODE_MOD),
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84 (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST),
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85 14,
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86 {
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87 SDL_PIXELFORMAT_INDEX8,
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88 SDL_PIXELFORMAT_RGB555,
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89 SDL_PIXELFORMAT_RGB565,
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90 SDL_PIXELFORMAT_RGB888,
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91 SDL_PIXELFORMAT_BGR888,
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92 SDL_PIXELFORMAT_ARGB8888,
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93 SDL_PIXELFORMAT_RGBA8888,
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94 SDL_PIXELFORMAT_ABGR8888,
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95 SDL_PIXELFORMAT_BGRA8888,
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96 SDL_PIXELFORMAT_YV12,
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97 SDL_PIXELFORMAT_IYUV,
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98 SDL_PIXELFORMAT_YUY2,
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99 SDL_PIXELFORMAT_UYVY,
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100 SDL_PIXELFORMAT_YVYU},
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101 0,
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102 0}
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103 };
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104
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105 typedef struct
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106 {
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107 Uint32 format;
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108 SDL_bool updateSize;
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109 int current_texture;
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110 SDL_Texture *texture[3];
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111 SDL_Surface surface;
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112 SDL_Renderer *renderer;
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113 SDL_DirtyRectList dirty;
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114 } SW_RenderData;
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115
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116 static SDL_Texture *
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117 CreateTexture(SDL_Renderer * renderer, Uint32 format, int w, int h)
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118 {
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119 SDL_Texture *texture;
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120
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121 texture = (SDL_Texture *) SDL_calloc(1, sizeof(*texture));
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122 if (!texture) {
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123 SDL_OutOfMemory();
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124 return NULL;
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125 }
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126
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127 texture->format = format;
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128 texture->access = SDL_TEXTUREACCESS_STREAMING;
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129 texture->w = w;
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diff changeset
130 texture->h = h;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
131 texture->renderer = renderer;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
132
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
133 if (renderer->CreateTexture(renderer, texture) < 0) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
134 SDL_free(texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
135 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
136 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
137 return texture;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
138 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
139
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
140 static void
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
141 DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
142 {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
143 renderer->DestroyTexture(renderer, texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
144 SDL_free(texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
145 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
146
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
147 static int
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
148 DisplayPaletteChanged(void *userdata, SDL_Palette * palette)
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
149 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
150 SW_RenderData *data = (SW_RenderData *) userdata;
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
151 int i;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
152
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
153 for (i = 0; i < SDL_arraysize(data->texture); ++i) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
154 if (data->texture[i] && data->renderer->SetTexturePalette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
155 data->renderer->SetTexturePalette(data->renderer,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
156 data->texture[i],
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
157 palette->colors, 0,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
158 palette->ncolors);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
159 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
160 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
161 return 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
162 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
163
2227
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
164 void
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
165 Setup_SoftwareRenderer(SDL_Renderer * renderer)
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
166 {
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
167 renderer->CreateTexture = SW_CreateTexture;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
168 renderer->QueryTexturePixels = SW_QueryTexturePixels;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
169 renderer->SetTexturePalette = SW_SetTexturePalette;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
170 renderer->GetTexturePalette = SW_GetTexturePalette;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
171 renderer->SetTextureColorMod = SW_SetTextureColorMod;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
172 renderer->SetTextureAlphaMod = SW_SetTextureAlphaMod;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
173 renderer->SetTextureBlendMode = SW_SetTextureBlendMode;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
174 renderer->SetTextureScaleMode = SW_SetTextureScaleMode;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
175 renderer->UpdateTexture = SW_UpdateTexture;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
176 renderer->LockTexture = SW_LockTexture;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
177 renderer->UnlockTexture = SW_UnlockTexture;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
178 renderer->DestroyTexture = SW_DestroyTexture;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
179
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
180 renderer->info.mod_modes = SW_RenderDriver.info.mod_modes;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
181 renderer->info.blend_modes = SW_RenderDriver.info.blend_modes;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
182 renderer->info.scale_modes = SW_RenderDriver.info.scale_modes;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
183 renderer->info.num_texture_formats =
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
184 SW_RenderDriver.info.num_texture_formats;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
185 SDL_memcpy(renderer->info.texture_formats,
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
186 SW_RenderDriver.info.texture_formats,
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
187 sizeof(renderer->info.texture_formats));;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
188 renderer->info.max_texture_width = SW_RenderDriver.info.max_texture_width;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
189 renderer->info.max_texture_height =
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
190 SW_RenderDriver.info.max_texture_height;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
191 }
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
192
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
193 SDL_Renderer *
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
194 SW_CreateRenderer(SDL_Window * window, Uint32 flags)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 SDL_DisplayMode *displayMode = &display->current_mode;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 SDL_Renderer *renderer;
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
199 SW_RenderData *data;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 int i, n;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 int bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 Uint32 Rmask, Gmask, Bmask, Amask;
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
203 Uint32 renderer_flags;
1929
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
204 const char *desired_driver;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205
c121d94672cb 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 if (!SDL_PixelFormatEnumToMasks
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 (displayMode->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 SDL_SetError("Unknown display format");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 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
210 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 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
214 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
215 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217
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 = (SW_RenderData *) SDL_calloc(1, sizeof(*data));
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 if (!data) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
220 SW_DestroyRenderer(renderer);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 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
222 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
223 }
1970
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
224 renderer->ActivateRenderer = SW_ActivateRenderer;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
225 renderer->DisplayModeChanged = SW_DisplayModeChanged;
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
226
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
227 renderer->RenderPoint = SW_RenderPoint;
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
228 renderer->RenderLine = SW_RenderLine;
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
229 renderer->RenderFill = SW_RenderFill;
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
230 renderer->RenderCopy = SW_RenderCopy;
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
231 renderer->RenderPresent = SW_RenderPresent;
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
232 renderer->DestroyRenderer = SW_DestroyRenderer;
2227
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
233 renderer->info.name = SW_RenderDriver.info.name;
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
234 renderer->info.flags = 0;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 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
236 renderer->driverdata = data;
2227
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
237 Setup_SoftwareRenderer(renderer);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
239 if (flags & SDL_RENDERER_PRESENTFLIP2) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
240 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 n = 2;
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
242 } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
243 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 n = 3;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 } else {
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
246 renderer->info.flags |= SDL_RENDERER_PRESENTCOPY;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 n = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
249 data->format = displayMode->format;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 /* Find a render driver that we can use to display data */
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
252 renderer_flags = (SDL_RENDERER_SINGLEBUFFER |
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
253 SDL_RENDERER_PRESENTDISCARD);
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
254 if (flags & SDL_RENDERER_PRESENTVSYNC) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
255 renderer_flags |= SDL_RENDERER_PRESENTVSYNC;
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
256 }
1929
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
257 desired_driver = SDL_getenv("SDL_VIDEO_RENDERER_SWDRIVER");
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 for (i = 0; i < display->num_render_drivers; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 SDL_RenderDriver *driver = &display->render_drivers[i];
1929
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
260 if (driver->info.name == SW_RenderDriver.info.name) {
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
261 continue;
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
262 }
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
263 if (desired_driver
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
264 && SDL_strcasecmp(desired_driver, driver->info.name) != 0) {
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
265 continue;
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
266 }
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
267 data->renderer = driver->CreateRenderer(window, renderer_flags);
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
268 if (data->renderer) {
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
269 break;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 if (i == display->num_render_drivers) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
273 SW_DestroyRenderer(renderer);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 SDL_SetError("Couldn't find display render driver");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 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
276 }
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
277 if (data->renderer->info.flags & SDL_RENDERER_PRESENTVSYNC) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
278 renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC;
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
279 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
280
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
281 /* Create the textures we'll use for display */
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
282 for (i = 0; i < n; ++i) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
283 data->texture[i] =
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
284 CreateTexture(data->renderer, data->format, window->w, window->h);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
285 if (!data->texture[i]) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
286 SW_DestroyRenderer(renderer);
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
287 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
288 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
289 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
290 data->current_texture = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
291
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
292 /* Create a surface we'll use for rendering */
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
293 data->surface.flags = SDL_PREALLOC;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
294 data->surface.format = SDL_AllocFormat(bpp, Rmask, Gmask, Bmask, Amask);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
295 if (!data->surface.format) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
296 SW_DestroyRenderer(renderer);
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
297 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
298 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
299 SDL_SetSurfacePalette(&data->surface, display->palette);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
300
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
301 /* Set up a palette watch on the display palette */
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
302 if (display->palette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
303 SDL_AddPaletteWatch(display->palette, DisplayPaletteChanged, data);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
304 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
305
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
306 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
307 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 static int
1970
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
310 SW_ActivateRenderer(SDL_Renderer * renderer)
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
311 {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
312 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
1972
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
313 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
314 int i, n;
1970
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
315
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
316 if (data->renderer && data->renderer->ActivateRenderer) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
317 if (data->renderer->ActivateRenderer(data->renderer) < 0) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
318 return -1;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
319 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
320 }
1972
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
321 if (data->updateSize) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
322 /* Recreate the textures for the new window size */
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
323 if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
324 n = 2;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
325 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
326 n = 3;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
327 } else {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
328 n = 1;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
329 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
330 for (i = 0; i < n; ++i) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
331 if (data->texture[i]) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
332 DestroyTexture(data->renderer, data->texture[i]);
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
333 data->texture[i] = 0;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
334 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
335 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
336 for (i = 0; i < n; ++i) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
337 data->texture[i] =
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
338 CreateTexture(data->renderer, data->format, window->w,
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
339 window->h);
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
340 if (!data->texture[i]) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
341 return -1;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
342 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
343 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
344 data->updateSize = SDL_FALSE;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
345 }
1970
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
346 return 0;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
347 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
348
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
349 static int
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
350 SW_DisplayModeChanged(SDL_Renderer * renderer)
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
351 {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
352 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
353
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
354 if (data->renderer && data->renderer->DisplayModeChanged) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
355 if (data->renderer->DisplayModeChanged(data->renderer) < 0) {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
356 return -1;
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
357 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
358 }
2905
d214e791c77c Fixed crash when resizing the window with the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2904
diff changeset
359 /* Rebind the context to the window area */
1972
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
360 data->updateSize = SDL_TRUE;
2905
d214e791c77c Fixed crash when resizing the window with the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2904
diff changeset
361 return SW_ActivateRenderer(renderer);
1970
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
362 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
363
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
364 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
365 SW_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2786
Sam Lantinga <slouken@libsdl.org>
parents: 2781
diff changeset
368 texture->driverdata =
Sam Lantinga <slouken@libsdl.org>
parents: 2781
diff changeset
369 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
370 } 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
371 int bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372 Uint32 Rmask, Gmask, Bmask, Amask;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373
c121d94672cb 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 if (!SDL_PixelFormatEnumToMasks
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 (texture->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 SDL_SetError("Unknown texture format");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 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
378 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 texture->driverdata =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 SDL_CreateRGBSurface(0, texture->w, texture->h, bpp, Rmask, Gmask,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 Bmask, Amask);
3053
aa34d1180d30 When creating a software texture, synchronize the surface with the texture.
Sam Lantinga <slouken@libsdl.org>
parents: 2927
diff changeset
383 SDL_SetSurfaceColorMod(texture->driverdata, texture->r, texture->g,
aa34d1180d30 When creating a software texture, synchronize the surface with the texture.
Sam Lantinga <slouken@libsdl.org>
parents: 2927
diff changeset
384 texture->b);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture.
Sam Lantinga <slouken@libsdl.org>
parents: 2927
diff changeset
385 SDL_SetSurfaceAlphaMod(texture->driverdata, texture->a);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture.
Sam Lantinga <slouken@libsdl.org>
parents: 2927
diff changeset
386 SDL_SetSurfaceBlendMode(texture->driverdata, texture->blendMode);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture.
Sam Lantinga <slouken@libsdl.org>
parents: 2927
diff changeset
387 SDL_SetSurfaceScaleMode(texture->driverdata, texture->scaleMode);
aa34d1180d30 When creating a software texture, synchronize the surface with the texture.
Sam Lantinga <slouken@libsdl.org>
parents: 2927
diff changeset
388
2802
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
389 if (texture->access == SDL_TEXTUREACCESS_STATIC) {
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
390 SDL_SetSurfaceRLE(texture->driverdata, 1);
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
391 }
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
392 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
393
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
394 if (!texture->driverdata) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 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
396 }
c121d94672cb 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 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
398 }
c121d94672cb 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
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
401 SW_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
402 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
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 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
405 return SDL_SW_QueryYUVTexturePixels((SDL_SW_YUVTexture *)
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
406 texture->driverdata, pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
407 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
408 } 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
409 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410
c121d94672cb 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 *pixels = surface->pixels;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 *pitch = surface->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 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
414 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 }
c121d94672cb 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
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
418 SW_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
419 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
420 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
421 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422 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
423 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
424 } 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
425 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 return SDL_SetPaletteColors(surface->format->palette, colors,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 firstcolor, ncolors);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
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
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
433 SW_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
434 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 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 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
438 return -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 } 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
440 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441
c121d94672cb 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 SDL_memcpy(colors, &surface->format->palette->colors[firstcolor],
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443 ncolors * sizeof(*colors));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 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
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 }
c121d94672cb 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
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
448 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
449 SW_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
450 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
451 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
452 return SDL_SetSurfaceColorMod(surface, texture->r, texture->g,
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
453 texture->b);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
454 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
455
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
456 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
457 SW_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
458 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
459 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
460 return SDL_SetSurfaceAlphaMod(surface, texture->a);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
461 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
462
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
463 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
464 SW_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
465 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
466 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
467 return SDL_SetSurfaceBlendMode(surface, texture->blendMode);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
468 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
469
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
470 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
471 SW_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
472 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
473 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
2802
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
474 return SDL_SetSurfaceScaleMode(surface, texture->scaleMode);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
475 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
476
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
477 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
478 SW_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
479 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
480 {
c121d94672cb 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 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
482 return SDL_SW_UpdateYUVTexture((SDL_SW_YUVTexture *)
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
483 texture->driverdata, rect, pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
484 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
485 } 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
486 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 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
488 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
489 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
490
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 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
492 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
493 (Uint8 *) surface->pixels + rect->y * surface->pitch +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494 rect->x * surface->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 length = rect->w * surface->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 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
497 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
498 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
499 dst += surface->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
504
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
506 SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
507 const SDL_Rect * rect, int markDirty, void **pixels,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
508 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
509 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
511 return SDL_SW_LockYUVTexture((SDL_SW_YUVTexture *)
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
512 texture->driverdata, rect, markDirty,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
513 pixels, pitch);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
514 } 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
515 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
516
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
517 *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
518 (void *) ((Uint8 *) surface->pixels + rect->y * surface->pitch +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
519 rect->x * surface->format->BytesPerPixel);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520 *pitch = surface->pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 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
522 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
525 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
526 SW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
529 SDL_SW_UnlockYUVTexture((SDL_SW_YUVTexture *) texture->driverdata);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
530 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
531 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
532
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
533 static int
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
534 SW_RenderPoint(SDL_Renderer * renderer, int x, int y)
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
535 {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
536 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
537 SDL_Rect rect;
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
538 int status;
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
539
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
540 rect.x = x;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
541 rect.y = y;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
542 rect.w = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
543 rect.h = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
544
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
545 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
546 SDL_AddDirtyRect(&data->dirty, &rect);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
547 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
548
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
549 if (data->renderer->LockTexture(data->renderer,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
550 data->texture[data->current_texture],
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
551 &rect, 1,
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
552 &data->surface.pixels,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
553 &data->surface.pitch) < 0) {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
554 return -1;
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
555 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
556
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
557 data->surface.w = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
558 data->surface.h = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
559 data->surface.clip_rect.w = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
560 data->surface.clip_rect.h = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
561
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
562 if (renderer->blendMode == SDL_BLENDMODE_NONE ||
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
563 renderer->blendMode == SDL_BLENDMODE_MASK) {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
564 Uint32 color =
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
565 SDL_MapRGBA(data->surface.format, renderer->r, renderer->g,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
566 renderer->b, renderer->a);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
567
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
568 status = SDL_DrawPoint(&data->surface, 0, 0, color);
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
569 } else {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
570 status =
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
571 SDL_BlendPoint(&data->surface, 0, 0, renderer->blendMode,
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
572 renderer->r, renderer->g, renderer->b,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
573 renderer->a);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
574 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
575
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
576 data->renderer->UnlockTexture(data->renderer,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
577 data->texture[data->current_texture]);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
578 return status;
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
579 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
580
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
581 static int
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
582 SW_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
583 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
584 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
585 SDL_Rect rect;
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
586 int status;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
587
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
588 if (x1 < x2) {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
589 rect.x = x1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
590 rect.w = (x2 - x1) + 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
591 x2 -= x1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
592 x1 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
593 } else {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
594 rect.x = x2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
595 rect.w = (x1 - x2) + 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
596 x1 -= x2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
597 x2 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
598 }
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
599 if (y1 < y2) {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
600 rect.y = y1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
601 rect.h = (y2 - y1) + 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
602 y2 -= y1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
603 y1 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
604 } else {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
605 rect.y = y2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
606 rect.h = (y1 - y2) + 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
607 y1 -= y2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
608 y2 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
609 }
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
610
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
611 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
612 SDL_AddDirtyRect(&data->dirty, &rect);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
613 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
614
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
615 if (data->renderer->LockTexture(data->renderer,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
616 data->texture[data->current_texture],
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
617 &rect, 1,
2891
Sam Lantinga <slouken@libsdl.org>
parents: 2889
diff changeset
618 &data->surface.pixels,
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
619 &data->surface.pitch) < 0) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
620 return -1;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
621 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
622
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
623 data->surface.w = rect.w;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
624 data->surface.h = rect.h;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
625 data->surface.clip_rect.w = rect.w;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
626 data->surface.clip_rect.h = rect.h;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
627
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
628 if (renderer->blendMode == SDL_BLENDMODE_NONE ||
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
629 renderer->blendMode == SDL_BLENDMODE_MASK) {
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
630 Uint32 color =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
631 SDL_MapRGBA(data->surface.format, renderer->r, renderer->g,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
632 renderer->b, renderer->a);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
633
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
634 status = SDL_DrawLine(&data->surface, x1, y1, x2, y2, color);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
635 } else {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
636 status =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
637 SDL_BlendLine(&data->surface, x1, y1, x2, y2, renderer->blendMode,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
638 renderer->r, renderer->g, renderer->b, renderer->a);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
639 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
640
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
641 data->renderer->UnlockTexture(data->renderer,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
642 data->texture[data->current_texture]);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
643 return status;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
644 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
645
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
646 static int
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
647 SW_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
648 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
649 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
650 SDL_Rect real_rect;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
651 int status;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
652
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
653 if (data->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
654 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
655 }
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
656
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
657 if (data->renderer->LockTexture(data->renderer,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
658 data->texture[data->current_texture],
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
659 rect, 1, &data->surface.pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
660 &data->surface.pitch) < 0) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
661 return -1;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
662 }
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
663
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
664 data->surface.w = rect->w;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
665 data->surface.h = rect->h;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
666 data->surface.clip_rect.w = rect->w;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
667 data->surface.clip_rect.h = rect->h;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
668 real_rect = data->surface.clip_rect;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
669
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
670 if (renderer->blendMode == SDL_BLENDMODE_NONE) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
671 Uint32 color =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
672 SDL_MapRGBA(data->surface.format, renderer->r, renderer->g,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
673 renderer->b, renderer->a);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
674
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
675 status = SDL_FillRect(&data->surface, &real_rect, color);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
676 } else {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
677 status =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
678 SDL_BlendRect(&data->surface, &real_rect, renderer->blendMode,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
679 renderer->r, renderer->g, renderer->b, renderer->a);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
680 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
681
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
682 data->renderer->UnlockTexture(data->renderer,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
683 data->texture[data->current_texture]);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
684 return status;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
685 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
686
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
687 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
688 SW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
689 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
690 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
691 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
692 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
693 int status;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
694
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
695 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
696 SDL_AddDirtyRect(&data->dirty, dstrect);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
697 }
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
698
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
699 if (data->renderer->LockTexture(data->renderer,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
700 data->texture[data->current_texture],
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
701 dstrect, 1, &data->surface.pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
702 &data->surface.pitch) < 0) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
703 return -1;
1897
c2a27da60b18 Solved the performance problems by introducing the concept of a single-buffered
Sam Lantinga <slouken@libsdl.org>
parents: 1895
diff changeset
704 }
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
705
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
706 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
707 status =
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
708 SDL_SW_CopyYUVToRGB((SDL_SW_YUVTexture *) texture->driverdata,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
709 srcrect, data->format, dstrect->w, dstrect->h,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
710 data->surface.pixels, data->surface.pitch);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
711 } 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
712 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
713 SDL_Rect real_srcrect = *srcrect;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
714 SDL_Rect real_dstrect;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
715
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
716 data->surface.w = dstrect->w;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
717 data->surface.h = dstrect->h;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
718 data->surface.clip_rect.w = dstrect->w;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
719 data->surface.clip_rect.h = dstrect->h;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
720 real_dstrect = data->surface.clip_rect;
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
721
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
722 status =
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
723 SDL_LowerBlit(surface, &real_srcrect, &data->surface,
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
724 &real_dstrect);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
725 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
726 data->renderer->UnlockTexture(data->renderer,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
727 data->texture[data->current_texture]);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
728 return status;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
729 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
730
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
731 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
732 SW_RenderPresent(SDL_Renderer * renderer)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
733 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
734 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
735 SDL_Texture *texture = data->texture[data->current_texture];
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
736
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
737 /* Send the data to the display */
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
738 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
739 SDL_DirtyRect *dirty;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
740 for (dirty = data->dirty.list; dirty; dirty = dirty->next) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
741 data->renderer->RenderCopy(data->renderer, texture, &dirty->rect,
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
742 &dirty->rect);
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
743 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
744 SDL_ClearDirtyRects(&data->dirty);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
745 } else {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
746 SDL_Rect rect;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
747 rect.x = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
748 rect.y = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
749 rect.w = texture->w;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
750 rect.h = texture->h;
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
751 data->renderer->RenderCopy(data->renderer, texture, &rect, &rect);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
752 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
753 data->renderer->RenderPresent(data->renderer);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
754
c121d94672cb 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 /* Update the flipping chain, if any */
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
756 if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
757 data->current_texture = (data->current_texture + 1) % 2;
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
758 } else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
759 data->current_texture = (data->current_texture + 1) % 3;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
760 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
761 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
762
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
763 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
764 SW_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
765 {
c121d94672cb 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 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
767 SDL_SW_DestroyYUVTexture((SDL_SW_YUVTexture *) texture->driverdata);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
768 } 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
769 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
770
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
771 SDL_FreeSurface(surface);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
772 }
c121d94672cb 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 }
c121d94672cb 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
c121d94672cb 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 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
776 SW_DestroyRenderer(SDL_Renderer * renderer)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
777 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
778 SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
779 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
780 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
781 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
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 if (data) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
784 for (i = 0; i < SDL_arraysize(data->texture); ++i) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
785 if (data->texture[i]) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
786 DestroyTexture(data->renderer, data->texture[i]);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
787 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
788 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
789 if (data->surface.format) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
790 SDL_SetSurfacePalette(&data->surface, NULL);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
791 SDL_FreeFormat(data->surface.format);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
792 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
793 if (display->palette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
794 SDL_DelPaletteWatch(display->palette, DisplayPaletteChanged,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
795 data);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
796 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
797 if (data->renderer) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
798 data->renderer->DestroyRenderer(data->renderer);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
799 }
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
800 SDL_FreeDirtyRects(&data->dirty);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
801 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
802 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
803 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
804 }
c121d94672cb 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
c121d94672cb 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 /* vi: set ts=4 sw=4 expandtab: */