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annotate src/video/qnxgf/SDL_gf_render.c @ 5151:5429daf5e3f9

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The DrawRect API is implemented using lines
author Sam Lantinga <slouken@libsdl.org>
date Tue, 01 Feb 2011 20:50:04 -0800
parents 31e7f523ab3d
children be02be2ea897
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2010 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 QNX Graphics Framework SDL driver
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23 Copyright (C) 2009 Mike Gorchak
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24 (mike@malva.ua, lestat@i.com.ua)
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25 */
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26
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27 #include "SDL_config.h"
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28
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29 #include "../SDL_pixels_c.h"
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30 #include "../SDL_yuv_sw_c.h"
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31
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32 #include "SDL_video.h"
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33
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34 #include "SDL_gf_render.h"
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35 #include "SDL_qnxgf.h"
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36
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37 static SDL_Renderer *gf_createrenderer(SDL_Window * window, Uint32 flags);
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38 static int gf_displaymodechanged(SDL_Renderer * renderer);
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39 static int gf_activaterenderer(SDL_Renderer * renderer);
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40 static int gf_createtexture(SDL_Renderer * renderer, SDL_Texture * texture);
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41 static int gf_querytexturepixels(SDL_Renderer * renderer,
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42 SDL_Texture * texture, void **pixels,
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43 int *pitch);
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44 static int gf_settexturepalette(SDL_Renderer * renderer,
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45 SDL_Texture * texture,
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46 const SDL_Color * colors, int firstcolor,
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47 int ncolors);
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48 static int gf_gettexturepalette(SDL_Renderer * renderer,
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49 SDL_Texture * texture, SDL_Color * colors,
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50 int firstcolor, int ncolors);
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51 static int gf_updatetexture(SDL_Renderer * renderer, SDL_Texture * texture,
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52 const SDL_Rect * rect, const void *pixels,
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53 int pitch);
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54 static int gf_locktexture(SDL_Renderer * renderer, SDL_Texture * texture,
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55 const SDL_Rect * rect, int markDirty, void **pixels,
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56 int *pitch);
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57 static void gf_unlocktexture(SDL_Renderer * renderer, SDL_Texture * texture);
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58 static void gf_dirtytexture(SDL_Renderer * renderer, SDL_Texture * texture,
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59 int numrects, const SDL_Rect * rects);
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60 static int gf_renderpoint(SDL_Renderer * renderer, int x, int y);
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61 static int gf_renderline(SDL_Renderer * renderer, int x1, int y1, int x2,
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62 int y2);
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63 static int gf_renderfill(SDL_Renderer * renderer, const SDL_Rect * rect);
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64 static int gf_rendercopy(SDL_Renderer * renderer, SDL_Texture * texture,
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65 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
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66 static void gf_renderpresent(SDL_Renderer * renderer);
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67 static void gf_destroytexture(SDL_Renderer * renderer, SDL_Texture * texture);
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68 static void gf_destroyrenderer(SDL_Renderer * renderer);
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69
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70 SDL_RenderDriver gf_renderdriver = {
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71 gf_createrenderer,
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72 {
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73 "qnxgf",
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74 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
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75 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
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76 SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_PRESENTDISCARD |
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77 SDL_RENDERER_ACCELERATED),
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78 13,
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79 {
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80 SDL_PIXELFORMAT_INDEX8,
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81 SDL_PIXELFORMAT_RGB555,
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82 SDL_PIXELFORMAT_RGB565,
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83 SDL_PIXELFORMAT_RGB888,
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84 SDL_PIXELFORMAT_BGR888,
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85 SDL_PIXELFORMAT_ARGB8888,
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86 SDL_PIXELFORMAT_RGBA8888,
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87 SDL_PIXELFORMAT_ABGR8888,
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88 SDL_PIXELFORMAT_BGRA8888,
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89 SDL_PIXELFORMAT_YV12,
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90 SDL_PIXELFORMAT_YUY2,
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91 SDL_PIXELFORMAT_UYVY,
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92 SDL_PIXELFORMAT_YVYU},
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93 0,
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94 0}
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95 };
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96
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97 static SDL_Renderer *
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98 gf_createrenderer(SDL_Window * window, Uint32 flags)
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99 {
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100 SDL_VideoDisplay *display = window->display;
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101 SDL_DisplayData *didata = (SDL_DisplayData *) display->driverdata;
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102 SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
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103 SDL_Renderer *renderer = NULL;
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104 SDL_RenderData *rdata = NULL;
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105 uint32_t it;
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106 int32_t jt;
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107 int32_t status;
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108
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109 /* Check if it is OpenGL ES window */
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110 if ((window->flags & SDL_WINDOW_OPENGL) == SDL_WINDOW_OPENGL) {
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111 /* No error, just no need to create 2D renderer for OpenGL ES window */
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112 return NULL;
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113 }
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114
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115 /* Allocate new renderer structure */
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116 renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(SDL_Renderer));
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117 if (renderer == NULL) {
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118 SDL_OutOfMemory();
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119 return NULL;
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120 }
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121
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122 /* Allocate renderer data */
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123 rdata = (SDL_RenderData *) SDL_calloc(1, sizeof(SDL_RenderData));
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124 if (rdata == NULL) {
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125 SDL_free(renderer);
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126 SDL_OutOfMemory();
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127 return NULL;
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128 }
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129
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130 renderer->DisplayModeChanged = gf_displaymodechanged;
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131 renderer->ActivateRenderer = gf_activaterenderer;
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132 renderer->CreateTexture = gf_createtexture;
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133 renderer->QueryTexturePixels = gf_querytexturepixels;
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134 renderer->SetTexturePalette = gf_settexturepalette;
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135 renderer->GetTexturePalette = gf_gettexturepalette;
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136 renderer->UpdateTexture = gf_updatetexture;
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137 renderer->LockTexture = gf_locktexture;
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138 renderer->UnlockTexture = gf_unlocktexture;
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139 renderer->DirtyTexture = gf_dirtytexture;
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140 renderer->RenderPoint = gf_renderpoint;
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141 renderer->RenderLine = gf_renderline;
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142 renderer->RenderFill = gf_renderfill;
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143 renderer->RenderCopy = gf_rendercopy;
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144 renderer->RenderPresent = gf_renderpresent;
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145 renderer->DestroyTexture = gf_destroytexture;
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146 renderer->DestroyRenderer = gf_destroyrenderer;
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147 renderer->info = gf_renderdriver.info;
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148 renderer->window = window;
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149 renderer->driverdata = rdata;
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150
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151 /* Set render acceleration flag in case it is accelerated */
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152 if ((didata->caps & SDL_GF_ACCELERATED) == SDL_GF_ACCELERATED) {
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153 renderer->info.flags = SDL_RENDERER_ACCELERATED;
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154 } else {
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155 renderer->info.flags &= ~(SDL_RENDERER_ACCELERATED);
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156 }
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157
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158 rdata->window = window;
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159
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160 /* Check if upper level requested synchronization on vsync signal */
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161 if ((flags & SDL_RENDERER_PRESENTVSYNC) == SDL_RENDERER_PRESENTVSYNC) {
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162 rdata->enable_vsync = SDL_TRUE;
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163 } else {
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164 rdata->enable_vsync = SDL_FALSE;
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165 }
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166
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diff changeset
167 /* Check what buffer copy/flip scheme is requested */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
168 rdata->surfaces_count = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
169 if ((flags & SDL_RENDERER_SINGLEBUFFER) == SDL_RENDERER_SINGLEBUFFER) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
170 if ((flags & SDL_RENDERER_PRESENTDISCARD) ==
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
171 SDL_RENDERER_PRESENTDISCARD) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
172 renderer->info.flags |=
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
173 SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTDISCARD;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
174 } else {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
175 renderer->info.flags |=
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
176 SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
177 }
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
178 rdata->surfaces_count = 1;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
179 rdata->surface_visible_idx = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
180 rdata->surface_render_idx = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
181 } else {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
182 if ((flags & SDL_RENDERER_PRESENTFLIP2) == SDL_RENDERER_PRESENTFLIP2) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
183 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
184 rdata->surfaces_count = 2;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
185 rdata->surface_visible_idx = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
186 rdata->surface_render_idx = 1;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
187 } else {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
188 if ((flags & SDL_RENDERER_PRESENTFLIP3) ==
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
189 SDL_RENDERER_PRESENTFLIP3) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
190 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
191 rdata->surfaces_count = 3;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
192 rdata->surface_visible_idx = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
193 rdata->surface_render_idx = 1;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
194 } else {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
195 renderer->info.flags |=
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
196 SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
197 rdata->surfaces_count = 1;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
198 rdata->surface_visible_idx = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
199 rdata->surface_render_idx = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
200 }
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
201 }
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
202 }
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parents: 3087
diff changeset
203
3139
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parents: 3109
diff changeset
204 /* Create layer surfaces, which could be visible */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
205 for (it = 0; it < rdata->surfaces_count; it++) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
206 /* TODO: add palette creation */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
207
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
208 /* Create displayable surfaces */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
209 status =
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
210 gf_surface_create_layer(&rdata->surface[it], &didata->layer, 1, 0,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
211 didata->current_mode.w,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
212 didata->current_mode.h,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
213 qnxgf_sdl_to_gf_pixelformat(didata->
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
214 current_mode.
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
215 format), NULL,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
216 GF_SURFACE_CREATE_2D_ACCESSIBLE);
3092
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Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
217
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
218 if (status != GF_ERR_OK) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
219 /* Free already allocated surfaces */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
220 for (jt = it - 1; jt > 0; jt--) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
221 gf_surface_free(rdata->surface[jt]);
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
222 rdata->surface[jt] = NULL;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
223 }
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
224 SDL_free(rdata);
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
225 SDL_free(renderer);
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
226 if (status == GF_ERR_MEM) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
227 SDL_SetError("unsufficient free video memory");
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
228 } else {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
229 SDL_SetError("error during displayable surface creation");
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
230 }
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
231 return NULL;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
232 }
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
233
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
234 /* Get detailed information about allocated surface */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
235 gf_surface_get_info(rdata->surface[it], &rdata->surface_info[it]);
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
236 }
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
237
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
238 return renderer;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
239 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
240
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
241 void
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
242 gf_addrenderdriver(_THIS)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
243 {
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
244 uint32_t it;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
245
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
246 for (it = 0; it < _this->num_displays; it++) {
3500
4b594623401b Work in progress on multi-display support:
Sam Lantinga <slouken@libsdl.org>
parents: 3139
diff changeset
247 SDL_AddRenderDriver(&_this->displays[it], &gf_renderdriver);
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
248 }
3092
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Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
249 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
250
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
251 /****************************************************************************/
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
252 /* SDL render interface */
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
253 /****************************************************************************/
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
254 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
255 gf_displaymodechanged(SDL_Renderer * renderer)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
256 {
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
257 SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
258
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
259 /* Remove all allocated surfaces, they are no more valid */
3092
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Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
260
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
261 /* TODO: Add video mode change detection and new parameters detection */
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
262
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
263 return 0;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
264 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
265
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
266 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
267 gf_activaterenderer(SDL_Renderer * renderer)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
268 {
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
269 SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata;
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3500
diff changeset
270 SDL_VideoDisplay *display = rdata->window->display;
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
271 SDL_DisplayData *didata = (SDL_DisplayData *) display->driverdata;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
272
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
273 /* Setup current surface as visible */
3109
7b3a09fb9c8b Support for HID devices (mice and keyboards only for now) has been added
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
274 // gf_layer_set_surfaces(didata->layer, &rdata->surface[rdata->surface_visible_idx], 1);
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
275
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
276 /* Set visible surface when hardware in idle state */
3109
7b3a09fb9c8b Support for HID devices (mice and keyboards only for now) has been added
Mike Gorchak <lestat@i.com.ua>
parents: 3099
diff changeset
277 // gf_layer_update(didata->layer, GF_LAYER_UPDATE_NO_WAIT_IDLE);
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
278
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
279 return 0;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
280 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
281
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
282 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
283 gf_createtexture(SDL_Renderer * renderer, SDL_Texture * texture)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
284 {
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
285 SDL_RenderData *renderdata = (SDL_RenderData *) renderer->driverdata;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
286 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3500
diff changeset
287 SDL_VideoDisplay *display = window->display;
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
288 SDL_TextureData *tdata = NULL;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
289
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
290 /* Allocate texture driver data */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
291 tdata = (SDL_TextureData *) SDL_calloc(1, sizeof(SDL_TextureData));
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
292 if (tdata == NULL) {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
293 SDL_OutOfMemory();
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
294 return -1;
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
295 }
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
296
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
297 /* Set texture driver data */
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
298 texture->driverdata = tdata;
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
299
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
300 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
301
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
302 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
303 gf_querytexturepixels(SDL_Renderer * renderer, SDL_Texture * texture,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
304 void **pixels, int *pitch)
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
305 {
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
306 }
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
307
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
308 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
309 gf_settexturepalette(SDL_Renderer * renderer, SDL_Texture * texture,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
310 const SDL_Color * colors, int firstcolor, int ncolors)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
311 {
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
312 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
313
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
314 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
315 gf_gettexturepalette(SDL_Renderer * renderer, SDL_Texture * texture,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
316 SDL_Color * colors, int firstcolor, int ncolors)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
317 {
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
318 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
319
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
320 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
321 gf_updatetexture(SDL_Renderer * renderer, SDL_Texture * texture,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
322 const SDL_Rect * rect, const void *pixels, int pitch)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
323 {
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
324 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
325
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
326 static int
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
327 gf_locktexture(SDL_Renderer * renderer, SDL_Texture * texture,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
328 const SDL_Rect * rect, int markDirty, void **pixels,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
329 int *pitch)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
330 {
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
331 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
332
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
333 static void
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
334 gf_unlocktexture(SDL_Renderer * renderer, SDL_Texture * texture)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
335 {
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
336 }
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
337
3139
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
338 static void
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
339 gf_dirtytexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects,
Sam Lantinga <slouken@libsdl.org>
parents: 3109
diff changeset
340 const SDL_Rect * rects)
3092
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 3087
diff changeset
341 {
cad1aefa2ed9 Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
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342 }
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343
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344 static int
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345 gf_renderpoint(SDL_Renderer * renderer, int x, int y)
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346 {
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347 }
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348
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349 static int
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350 gf_renderline(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
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351 {
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352 }
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353
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354 static int
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355 gf_renderfill(SDL_Renderer * renderer, const SDL_Rect * rect)
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356 {
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357 }
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358
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359 static int
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360 gf_rendercopy(SDL_Renderer * renderer, SDL_Texture * texture,
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361 const SDL_Rect * srcrect, const SDL_Rect * dstrect)
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362 {
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363 }
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364
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365 static void
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366 gf_renderpresent(SDL_Renderer * renderer)
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367 {
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368 }
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369
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370 static void
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371 gf_destroytexture(SDL_Renderer * renderer, SDL_Texture * texture)
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372 {
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373 }
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374
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375 static void
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376 gf_destroyrenderer(SDL_Renderer * renderer)
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377 {
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378 SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata;
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379 uint32_t it;
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380
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381 for (it = 0; it < rdata->surfaces_count; it++) {
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382 if (rdata->surface[it] != NULL) {
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383 gf_surface_free(rdata->surface[it]);
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384 }
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385 }
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386 }
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387
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388 /* vi: set ts=4 sw=4 expandtab: */