annotate src/video/SDL_renderer_sw.c @ 2925:7e21f7662208

Swapped functions to match the other renderer files
author Sam Lantinga <slouken@libsdl.org>
date Tue, 30 Dec 2008 04:22:24 +0000
parents d214e791c77c
children 2133d2d300fd
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_SetDrawColor(SDL_Renderer * renderer);
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63 static int SW_SetDrawBlendMode(SDL_Renderer * renderer);
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64 static int SW_RenderPoint(SDL_Renderer * renderer, int x, int y);
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65 static int SW_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2,
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66 int y2);
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67 static int SW_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect);
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68 static int SW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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69 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
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70 static void SW_RenderPresent(SDL_Renderer * renderer);
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71 static void SW_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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72 static void SW_DestroyRenderer(SDL_Renderer * renderer);
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73
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74
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75 SDL_RenderDriver SW_RenderDriver = {
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76 SW_CreateRenderer,
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77 {
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78 "software",
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79 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
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80 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
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81 SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_PRESENTVSYNC),
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82 (SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR |
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83 SDL_TEXTUREMODULATE_ALPHA),
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84 (SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK |
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85 SDL_BLENDMODE_BLEND | SDL_BLENDMODE_ADD | SDL_BLENDMODE_MOD),
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86 (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST),
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87 14,
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88 {
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89 SDL_PIXELFORMAT_INDEX8,
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90 SDL_PIXELFORMAT_RGB555,
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91 SDL_PIXELFORMAT_RGB565,
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92 SDL_PIXELFORMAT_RGB888,
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93 SDL_PIXELFORMAT_BGR888,
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94 SDL_PIXELFORMAT_ARGB8888,
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95 SDL_PIXELFORMAT_RGBA8888,
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96 SDL_PIXELFORMAT_ABGR8888,
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97 SDL_PIXELFORMAT_BGRA8888,
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98 SDL_PIXELFORMAT_YV12,
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99 SDL_PIXELFORMAT_IYUV,
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100 SDL_PIXELFORMAT_YUY2,
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101 SDL_PIXELFORMAT_UYVY,
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102 SDL_PIXELFORMAT_YVYU},
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103 0,
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104 0}
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105 };
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106
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107 typedef struct
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108 {
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109 Uint32 format;
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110 SDL_bool updateSize;
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111 int current_texture;
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112 SDL_Texture *texture[3];
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113 SDL_Surface surface;
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114 SDL_Renderer *renderer;
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115 SDL_DirtyRectList dirty;
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116 } SW_RenderData;
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117
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118 static SDL_Texture *
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119 CreateTexture(SDL_Renderer * renderer, Uint32 format, int w, int h)
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120 {
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121 SDL_Texture *texture;
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122
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123 texture = (SDL_Texture *) SDL_calloc(1, sizeof(*texture));
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124 if (!texture) {
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125 SDL_OutOfMemory();
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126 return NULL;
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127 }
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128
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129 texture->format = format;
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130 texture->access = SDL_TEXTUREACCESS_STREAMING;
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06c27a737b7a Streamlined the API a bit and optimized the software renderer.
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parents: 1897
diff changeset
131 texture->w = w;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
132 texture->h = h;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
133 texture->renderer = renderer;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
134
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
135 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
136 SDL_free(texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
137 return NULL;
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 return texture;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
140 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
141
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
142 static void
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
143 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
144 {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
145 renderer->DestroyTexture(renderer, texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
146 SDL_free(texture);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
147 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
148
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
149 static int
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
150 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
151 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
152 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
153 int i;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
154
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
155 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
156 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
157 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
158 data->texture[i],
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
159 palette->colors, 0,
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
160 palette->ncolors);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
161 }
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 return 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
164 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
165
2227
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
166 void
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
167 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
168 {
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
169 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
170 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
171 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
172 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
173 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
174 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
175 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
176 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
177 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
178 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
179 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
180 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
181
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
182 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
183 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
184 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
185 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
186 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
187 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
188 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
189 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
190 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
191 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
192 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
193 }
b252359547ed Exported the software renderer texture functions to make easier to create
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
194
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 SDL_Renderer *
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
196 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
197 {
c121d94672cb 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_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
199 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
200 SDL_Renderer *renderer;
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
201 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
202 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
203 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
204 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
205 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
206 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
207
c121d94672cb 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 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
209 (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
210 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
211 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
212 }
c121d94672cb 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
c121d94672cb 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 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
215 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
216 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
217 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
218 }
c121d94672cb 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
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
220 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
221 if (!data) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
222 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
223 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
224 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
225 }
1970
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
226 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
227 renderer->DisplayModeChanged = SW_DisplayModeChanged;
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
228
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
229 renderer->SetDrawColor = SW_SetDrawColor;
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
230 renderer->SetDrawBlendMode = SW_SetDrawBlendMode;
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
231 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
232 renderer->RenderLine = SW_RenderLine;
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
233 renderer->RenderFill = SW_RenderFill;
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
234 renderer->RenderCopy = SW_RenderCopy;
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
235 renderer->RenderPresent = SW_RenderPresent;
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
236 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
237 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
238 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
239 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
240 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
241 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
242
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
243 if (flags & SDL_RENDERER_PRESENTFLIP2) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
244 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
245 n = 2;
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
246 } else if (flags & SDL_RENDERER_PRESENTFLIP3) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
247 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
248 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
249 } else {
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
250 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
251 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
252 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
253 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
254
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 /* 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
256 renderer_flags = (SDL_RENDERER_SINGLEBUFFER |
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
257 SDL_RENDERER_PRESENTDISCARD);
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
258 if (flags & SDL_RENDERER_PRESENTVSYNC) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
259 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
260 }
1929
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
261 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
262 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
263 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
264 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
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 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
268 && 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
269 continue;
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
270 }
595ac54a8f9f Added an environment variable to select which driver the software renderer will use.
Sam Lantinga <slouken@libsdl.org>
parents: 1920
diff changeset
271 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
272 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
273 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
274 }
c121d94672cb 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 }
c121d94672cb 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 if (i == display->num_render_drivers) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
277 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
278 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
279 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
280 }
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
281 if (data->renderer->info.flags & SDL_RENDERER_PRESENTVSYNC) {
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
282 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
283 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
284
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
285 /* 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
286 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
287 data->texture[i] =
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
288 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
289 if (!data->texture[i]) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
290 SW_DestroyRenderer(renderer);
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
291 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
292 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
293 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
294 data->current_texture = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
295
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
296 /* 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
297 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
298 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
299 if (!data->surface.format) {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
300 SW_DestroyRenderer(renderer);
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
301 return NULL;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
302 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
303 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
304
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
305 /* 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
306 if (display->palette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
307 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
308 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
309
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
310 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
311 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 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
314 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
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 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
317 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
318 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
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 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
321 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
322 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
323 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
324 }
1972
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
325 if (data->updateSize) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
326 /* 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
327 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
328 n = 2;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
329 } 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
330 n = 3;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
331 } else {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
332 n = 1;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
333 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
334 for (i = 0; i < n; ++i) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
335 if (data->texture[i]) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
336 DestroyTexture(data->renderer, data->texture[i]);
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
337 data->texture[i] = 0;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
338 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
339 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
340 for (i = 0; i < n; ++i) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
341 data->texture[i] =
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
342 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
343 window->h);
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
344 if (!data->texture[i]) {
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
345 return -1;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
346 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
347 }
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
348 data->updateSize = SDL_FALSE;
a0e278364188 Fixed bug recreating OpenGL textures on window resize
Sam Lantinga <slouken@libsdl.org>
parents: 1971
diff changeset
349 }
1970
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
350 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
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
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
353 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
354 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
355 {
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
356 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
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 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
359 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
360 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
361 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
362 }
2905
d214e791c77c Fixed crash when resizing the window with the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2904
diff changeset
363 /* 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
364 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
365 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
366 }
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
367
db3ba6c0d0df Allow the render context to do necessary work when the video mode changes.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
368 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
369 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
370 {
c121d94672cb 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 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2786
Sam Lantinga <slouken@libsdl.org>
parents: 2781
diff changeset
372 texture->driverdata =
Sam Lantinga <slouken@libsdl.org>
parents: 2781
diff changeset
373 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
374 } 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
375 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
376 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
377
c121d94672cb 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 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
379 (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
380 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
381 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
382 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 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
385 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
386 Bmask, Amask);
2802
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
387 if (texture->access == SDL_TEXTUREACCESS_STATIC) {
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
388 SDL_SetSurfaceRLE(texture->driverdata, 1);
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
389 }
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
390 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
391
c121d94672cb 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 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
393 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
394 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 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
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
c121d94672cb 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 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
399 SW_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
400 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
401 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 if (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
403 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
404 texture->driverdata, pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
405 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
406 } 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
407 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
408
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 *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
410 *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
411 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
412 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414
c121d94672cb 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 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
416 SW_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
417 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
418 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419 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
420 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
421 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
422 } 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
423 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
424
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 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
426 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
427 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429
c121d94672cb 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 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
431 SW_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
432 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
433 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 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
435 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
436 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
437 } 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
438 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
439
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 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
441 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
442 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
443 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 }
c121d94672cb 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
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
446 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
447 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
448 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
449 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
450 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
451 texture->b);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
452 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
453
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
454 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
455 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
456 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
457 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
458 return SDL_SetSurfaceAlphaMod(surface, texture->a);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
459 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
460
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
461 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
462 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
463 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
464 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
465 return SDL_SetSurfaceBlendMode(surface, texture->blendMode);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
466 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
467
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
468 static int
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
469 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
470 {
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
471 SDL_Surface *surface = (SDL_Surface *) texture->driverdata;
2802
c2834344ca44 Fixed SW_SetTextureScaleMode()
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
472 return SDL_SetSurfaceScaleMode(surface, texture->scaleMode);
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
473 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
474
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
475 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
476 SW_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
477 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
478 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
479 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
480 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
481 texture->driverdata, rect, pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
482 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
483 } 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
484 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
485 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
486 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
487 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
488
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 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
490 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
491 (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
492 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
493 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
494 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
495 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
496 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
497 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
498 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 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
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 }
c121d94672cb 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 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
504 SW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
505 const SDL_Rect * rect, int markDirty, void **pixels,
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
506 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
507 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
508 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
509 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
510 texture->driverdata, rect, markDirty,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
511 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
512 } 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
513 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
514
c121d94672cb 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 *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
516 (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
517 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
518 *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
519 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
520 }
c121d94672cb 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 }
c121d94672cb 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 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
524 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
525 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
526 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
527 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
528 }
c121d94672cb 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 }
c121d94672cb 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 static int
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
532 SW_SetDrawColor(SDL_Renderer * renderer)
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
533 {
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
534 return 0;
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
535 }
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
536
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
537 static int
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
538 SW_SetDrawBlendMode(SDL_Renderer * renderer)
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
539 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
540 return 0;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
541 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
542
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
543 static int
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
544 SW_RenderPoint(SDL_Renderer * renderer, int x, int y)
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
545 {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
546 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
547 SDL_Rect rect;
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
548 int status;
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
549
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
550 rect.x = x;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
551 rect.y = y;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
552 rect.w = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
553 rect.h = 1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
554
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
555 if (data->renderer->info.flags & SDL_RENDERER_PRESENTCOPY) {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
556 SDL_AddDirtyRect(&data->dirty, &rect);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
557 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
558
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
559 if (data->renderer->LockTexture(data->renderer,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
560 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
561 &rect, 1,
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
562 &data->surface.pixels,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
563 &data->surface.pitch) < 0) {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
564 return -1;
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
565 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
566
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
567 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
568 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
569 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
570 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
571
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
572 if (renderer->blendMode == SDL_BLENDMODE_NONE ||
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
573 renderer->blendMode == SDL_BLENDMODE_MASK) {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
574 Uint32 color =
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
575 SDL_MapRGBA(data->surface.format, renderer->r, renderer->g,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
576 renderer->b, renderer->a);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
577
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
578 status = SDL_DrawPoint(&data->surface, 0, 0, color);
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
579 } else {
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
580 status =
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
581 SDL_BlendPoint(&data->surface, 0, 0, renderer->blendMode,
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
582 renderer->r, renderer->g, renderer->b,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
583 renderer->a);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
584 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
585
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
586 data->renderer->UnlockTexture(data->renderer,
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
587 data->texture[data->current_texture]);
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
588 return status;
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
589 }
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
590
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
591 static int
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
592 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
593 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
594 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
595 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
596 int status;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
597
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
598 if (x1 < x2) {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
599 rect.x = x1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
600 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
601 x2 -= x1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
602 x1 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
603 } else {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
604 rect.x = x2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
605 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
606 x1 -= x2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
607 x2 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
608 }
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
609 if (y1 < y2) {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
610 rect.y = y1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
611 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
612 y2 -= y1;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
613 y1 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
614 } else {
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
615 rect.y = y2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
616 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
617 y1 -= y2;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
618 y2 = 0;
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
619 }
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
620
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
621 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
622 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
623 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
624
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
625 if (data->renderer->LockTexture(data->renderer,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
626 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
627 &rect, 1,
2891
Sam Lantinga <slouken@libsdl.org>
parents: 2889
diff changeset
628 &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
629 &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
630 return -1;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
631 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
632
2904
fa81cc1ef3d0 Fixed clip_rect when drawing points and lines with software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 2901
diff changeset
633 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
634 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
635 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
636 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
637
2901
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
638 if (renderer->blendMode == SDL_BLENDMODE_NONE ||
133601e3b255 Added RenderPiont() API
Sam Lantinga <slouken@libsdl.org>
parents: 2891
diff changeset
639 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
640 Uint32 color =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
641 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
642 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
643
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
644 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
645 } else {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
646 status =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
647 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
648 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
649 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
650
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
651 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
652 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
653 return status;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
654 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
655
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
656 static int
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2859
diff changeset
657 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
658 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
659 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
660 SDL_Rect real_rect;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
661 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
662
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
663 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
664 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
665 }
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
666
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
667 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
668 data->texture[data->current_texture],
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
669 rect, 1, &data->surface.pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
670 &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
671 return -1;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
672 }
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
673
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
674 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
675 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
676 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
677 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
678 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
679
2888
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
680 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
681 Uint32 color =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
682 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
683 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
684
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
685 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
686 } else {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
687 status =
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents: 2884
diff changeset
688 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
689 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
690 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
691
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
692 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
693 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
694 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
695 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
696
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
697 static int
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
698 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
699 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
700 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
701 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
702 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
703 int status;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
704
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
705 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
706 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
707 }
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
708
2735
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
709 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
710 data->texture[data->current_texture],
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
711 dstrect, 1, &data->surface.pixels,
204be4fc2726 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents: 2267
diff changeset
712 &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
713 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
714 }
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
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
716 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
717 status =
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
718 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
719 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
720 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
721 } 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
722 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
723 SDL_Rect real_srcrect = *srcrect;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
724 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
725
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
726 data->surface.w = dstrect->w;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
727 data->surface.h = dstrect->h;
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
728 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
729 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
730 real_dstrect = data->surface.clip_rect;
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
731
2267
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
732 status =
c785543d1843 Okay, still some bugs, but everything builds again...
Sam Lantinga <slouken@libsdl.org>
parents: 2262
diff changeset
733 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
734 &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
735 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
736 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
737 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
738 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
739 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
740
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
741 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
742 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
743 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
744 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
745 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
746
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
747 /* Send the data to the display */
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
748 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
749 SDL_DirtyRect *dirty;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
750 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
751 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
752 &dirty->rect);
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
753 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
754 SDL_ClearDirtyRects(&data->dirty);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
755 } else {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
756 SDL_Rect rect;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
757 rect.x = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
758 rect.y = 0;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
759 rect.w = texture->w;
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
760 rect.h = texture->h;
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1972
diff changeset
761 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
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 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
764
c121d94672cb 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 /* Update the flipping chain, if any */
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
766 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
767 data->current_texture = (data->current_texture + 1) % 2;
1965
a788656ca29a SDL constants are all uppercase.
Sam Lantinga <slouken@libsdl.org>
parents: 1930
diff changeset
768 } 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
769 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
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 }
c121d94672cb 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 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
774 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
775 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
776 if (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
777 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
778 } 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
779 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
780
c121d94672cb 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 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
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 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
784
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
785 static void
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
786 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
787 {
1918
092bd3a019c5 Starting on the OpenGL renderer...
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
788 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
789 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
790 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
791 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
792
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
793 if (data) {
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
794 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
795 if (data->texture[i]) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
796 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
797 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
798 }
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
799 if (data->surface.format) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
800 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
801 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
802 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
803 if (display->palette) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
804 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
805 data);
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
806 }
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
807 if (data->renderer) {
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 1897
diff changeset
808 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
809 }
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
810 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
811 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
812 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
813 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
814 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
815
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
816 /* vi: set ts=4 sw=4 expandtab: */