Mercurial > sdl-ios-xcode
annotate src/video/qnxgf/SDL_gf_render.c @ 4524:a256e1dadf3f
Zero any fields not explicitly filled in.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 14 Jul 2010 07:25:07 -0700 |
| parents | f7b03b6838cb |
| children | aa8888658021 |
| rev | line source |
|---|---|
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1 /* |
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2 SDL - Simple DirectMedia Layer |
| 3697 | 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 |
| 3139 | 37 static SDL_Renderer *gf_createrenderer(SDL_Window * window, Uint32 flags); |
| 38 static int gf_displaymodechanged(SDL_Renderer * renderer); | |
| 39 static int gf_activaterenderer(SDL_Renderer * renderer); | |
| 40 static int gf_createtexture(SDL_Renderer * renderer, SDL_Texture * texture); | |
| 41 static int gf_querytexturepixels(SDL_Renderer * renderer, | |
| 42 SDL_Texture * texture, void **pixels, | |
| 43 int *pitch); | |
| 44 static int gf_settexturepalette(SDL_Renderer * renderer, | |
| 45 SDL_Texture * texture, | |
| 46 const SDL_Color * colors, int firstcolor, | |
| 47 int ncolors); | |
| 48 static int gf_gettexturepalette(SDL_Renderer * renderer, | |
| 49 SDL_Texture * texture, SDL_Color * colors, | |
| 50 int firstcolor, int ncolors); | |
| 51 static int gf_settexturecolormod(SDL_Renderer * renderer, | |
| 52 SDL_Texture * texture); | |
| 53 static int gf_settexturealphamod(SDL_Renderer * renderer, | |
| 54 SDL_Texture * texture); | |
| 55 static int gf_settextureblendmode(SDL_Renderer * renderer, | |
| 56 SDL_Texture * texture); | |
| 57 static int gf_settexturescalemode(SDL_Renderer * renderer, | |
| 58 SDL_Texture * texture); | |
| 59 static int gf_updatetexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 60 const SDL_Rect * rect, const void *pixels, | |
| 61 int pitch); | |
| 62 static int gf_locktexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 63 const SDL_Rect * rect, int markDirty, void **pixels, | |
| 64 int *pitch); | |
| 65 static void gf_unlocktexture(SDL_Renderer * renderer, SDL_Texture * texture); | |
| 66 static void gf_dirtytexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 67 int numrects, const SDL_Rect * rects); | |
| 68 static int gf_renderpoint(SDL_Renderer * renderer, int x, int y); | |
| 69 static int gf_renderline(SDL_Renderer * renderer, int x1, int y1, int x2, | |
| 70 int y2); | |
| 71 static int gf_renderfill(SDL_Renderer * renderer, const SDL_Rect * rect); | |
| 72 static int gf_rendercopy(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 73 const SDL_Rect * srcrect, const SDL_Rect * dstrect); | |
| 74 static void gf_renderpresent(SDL_Renderer * renderer); | |
| 75 static void gf_destroytexture(SDL_Renderer * renderer, SDL_Texture * texture); | |
| 76 static void gf_destroyrenderer(SDL_Renderer * renderer); | |
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77 |
| 3139 | 78 SDL_RenderDriver gf_renderdriver = { |
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79 gf_createrenderer, |
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80 { |
| 3139 | 81 "qnxgf", |
| 82 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY | | |
| 83 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 | | |
| 84 SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_PRESENTDISCARD | | |
| 85 SDL_RENDERER_ACCELERATED), | |
| 86 (SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR | | |
| 87 SDL_TEXTUREMODULATE_ALPHA), | |
| 88 (SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK | | |
| 89 SDL_BLENDMODE_BLEND | SDL_BLENDMODE_ADD | SDL_BLENDMODE_MOD), | |
| 90 (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_SLOW), | |
| 91 13, | |
| 92 { | |
| 93 SDL_PIXELFORMAT_INDEX8, | |
| 94 SDL_PIXELFORMAT_RGB555, | |
| 95 SDL_PIXELFORMAT_RGB565, | |
| 96 SDL_PIXELFORMAT_RGB888, | |
| 97 SDL_PIXELFORMAT_BGR888, | |
| 98 SDL_PIXELFORMAT_ARGB8888, | |
| 99 SDL_PIXELFORMAT_RGBA8888, | |
| 100 SDL_PIXELFORMAT_ABGR8888, | |
| 101 SDL_PIXELFORMAT_BGRA8888, | |
| 102 SDL_PIXELFORMAT_YV12, | |
| 103 SDL_PIXELFORMAT_YUY2, | |
| 104 SDL_PIXELFORMAT_UYVY, | |
| 105 SDL_PIXELFORMAT_YVYU}, | |
| 106 0, | |
| 107 0} | |
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108 }; |
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109 |
| 3139 | 110 static SDL_Renderer * |
| 111 gf_createrenderer(SDL_Window * window, Uint32 flags) | |
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112 { |
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113 SDL_VideoDisplay *display = window->display; |
| 3139 | 114 SDL_DisplayData *didata = (SDL_DisplayData *) display->driverdata; |
| 115 SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata; | |
| 116 SDL_Renderer *renderer = NULL; | |
| 117 SDL_RenderData *rdata = NULL; | |
| 118 uint32_t it; | |
| 119 int32_t jt; | |
| 120 int32_t status; | |
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121 |
| 3139 | 122 /* Check if it is OpenGL ES window */ |
| 123 if ((window->flags & SDL_WINDOW_OPENGL) == SDL_WINDOW_OPENGL) { | |
| 124 /* No error, just no need to create 2D renderer for OpenGL ES window */ | |
| 125 return NULL; | |
| 126 } | |
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127 |
| 3139 | 128 /* Allocate new renderer structure */ |
| 129 renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(SDL_Renderer)); | |
| 130 if (renderer == NULL) { | |
| 131 SDL_OutOfMemory(); | |
| 132 return NULL; | |
| 133 } | |
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134 |
| 3139 | 135 /* Allocate renderer data */ |
| 136 rdata = (SDL_RenderData *) SDL_calloc(1, sizeof(SDL_RenderData)); | |
| 137 if (rdata == NULL) { | |
| 138 SDL_free(renderer); | |
| 139 SDL_OutOfMemory(); | |
| 140 return NULL; | |
| 141 } | |
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142 |
| 3139 | 143 renderer->DisplayModeChanged = gf_displaymodechanged; |
| 144 renderer->ActivateRenderer = gf_activaterenderer; | |
| 145 renderer->CreateTexture = gf_createtexture; | |
| 146 renderer->QueryTexturePixels = gf_querytexturepixels; | |
| 147 renderer->SetTexturePalette = gf_settexturepalette; | |
| 148 renderer->GetTexturePalette = gf_gettexturepalette; | |
| 149 renderer->SetTextureAlphaMod = gf_settexturealphamod; | |
| 150 renderer->SetTextureColorMod = gf_settexturecolormod; | |
| 151 renderer->SetTextureBlendMode = gf_settextureblendmode; | |
| 152 renderer->SetTextureScaleMode = gf_settexturescalemode; | |
| 153 renderer->UpdateTexture = gf_updatetexture; | |
| 154 renderer->LockTexture = gf_locktexture; | |
| 155 renderer->UnlockTexture = gf_unlocktexture; | |
| 156 renderer->DirtyTexture = gf_dirtytexture; | |
| 157 renderer->RenderPoint = gf_renderpoint; | |
| 158 renderer->RenderLine = gf_renderline; | |
| 159 renderer->RenderFill = gf_renderfill; | |
| 160 renderer->RenderCopy = gf_rendercopy; | |
| 161 renderer->RenderPresent = gf_renderpresent; | |
| 162 renderer->DestroyTexture = gf_destroytexture; | |
| 163 renderer->DestroyRenderer = gf_destroyrenderer; | |
| 164 renderer->info = gf_renderdriver.info; | |
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165 renderer->window = window; |
| 3139 | 166 renderer->driverdata = rdata; |
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167 |
| 3139 | 168 /* Set render acceleration flag in case it is accelerated */ |
| 169 if ((didata->caps & SDL_GF_ACCELERATED) == SDL_GF_ACCELERATED) { | |
| 170 renderer->info.flags = SDL_RENDERER_ACCELERATED; | |
| 171 } else { | |
| 172 renderer->info.flags &= ~(SDL_RENDERER_ACCELERATED); | |
| 173 } | |
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174 |
| 3139 | 175 rdata->window = window; |
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176 |
| 3139 | 177 /* Check if upper level requested synchronization on vsync signal */ |
| 178 if ((flags & SDL_RENDERER_PRESENTVSYNC) == SDL_RENDERER_PRESENTVSYNC) { | |
| 179 rdata->enable_vsync = SDL_TRUE; | |
| 180 } else { | |
| 181 rdata->enable_vsync = SDL_FALSE; | |
| 182 } | |
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183 |
| 3139 | 184 /* Check what buffer copy/flip scheme is requested */ |
| 185 rdata->surfaces_count = 0; | |
| 186 if ((flags & SDL_RENDERER_SINGLEBUFFER) == SDL_RENDERER_SINGLEBUFFER) { | |
| 187 if ((flags & SDL_RENDERER_PRESENTDISCARD) == | |
| 188 SDL_RENDERER_PRESENTDISCARD) { | |
| 189 renderer->info.flags |= | |
| 190 SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTDISCARD; | |
| 191 } else { | |
| 192 renderer->info.flags |= | |
| 193 SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY; | |
| 194 } | |
| 195 rdata->surfaces_count = 1; | |
| 196 rdata->surface_visible_idx = 0; | |
| 197 rdata->surface_render_idx = 0; | |
| 198 } else { | |
| 199 if ((flags & SDL_RENDERER_PRESENTFLIP2) == SDL_RENDERER_PRESENTFLIP2) { | |
| 200 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2; | |
| 201 rdata->surfaces_count = 2; | |
| 202 rdata->surface_visible_idx = 0; | |
| 203 rdata->surface_render_idx = 1; | |
| 204 } else { | |
| 205 if ((flags & SDL_RENDERER_PRESENTFLIP3) == | |
| 206 SDL_RENDERER_PRESENTFLIP3) { | |
| 207 renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3; | |
| 208 rdata->surfaces_count = 3; | |
| 209 rdata->surface_visible_idx = 0; | |
| 210 rdata->surface_render_idx = 1; | |
| 211 } else { | |
| 212 renderer->info.flags |= | |
| 213 SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY; | |
| 214 rdata->surfaces_count = 1; | |
| 215 rdata->surface_visible_idx = 0; | |
| 216 rdata->surface_render_idx = 0; | |
| 217 } | |
| 218 } | |
| 219 } | |
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220 |
| 3139 | 221 /* Create layer surfaces, which could be visible */ |
| 222 for (it = 0; it < rdata->surfaces_count; it++) { | |
| 223 /* TODO: add palette creation */ | |
| 224 | |
| 225 /* Create displayable surfaces */ | |
| 226 status = | |
| 227 gf_surface_create_layer(&rdata->surface[it], &didata->layer, 1, 0, | |
| 228 didata->current_mode.w, | |
| 229 didata->current_mode.h, | |
| 230 qnxgf_sdl_to_gf_pixelformat(didata-> | |
| 231 current_mode. | |
| 232 format), NULL, | |
| 233 GF_SURFACE_CREATE_2D_ACCESSIBLE); | |
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234 |
| 3139 | 235 if (status != GF_ERR_OK) { |
| 236 /* Free already allocated surfaces */ | |
| 237 for (jt = it - 1; jt > 0; jt--) { | |
| 238 gf_surface_free(rdata->surface[jt]); | |
| 239 rdata->surface[jt] = NULL; | |
| 240 } | |
| 241 SDL_free(rdata); | |
| 242 SDL_free(renderer); | |
| 243 if (status == GF_ERR_MEM) { | |
| 244 SDL_SetError("unsufficient free video memory"); | |
| 245 } else { | |
| 246 SDL_SetError("error during displayable surface creation"); | |
| 247 } | |
| 248 return NULL; | |
| 249 } | |
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250 |
| 3139 | 251 /* Get detailed information about allocated surface */ |
| 252 gf_surface_get_info(rdata->surface[it], &rdata->surface_info[it]); | |
| 253 } | |
| 254 | |
| 255 return renderer; | |
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256 } |
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257 |
| 3139 | 258 void |
| 259 gf_addrenderdriver(_THIS) | |
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260 { |
| 3139 | 261 uint32_t it; |
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262 |
| 3139 | 263 for (it = 0; it < _this->num_displays; it++) { |
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264 SDL_AddRenderDriver(&_this->displays[it], &gf_renderdriver); |
| 3139 | 265 } |
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266 } |
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267 |
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268 /****************************************************************************/ |
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269 /* SDL render interface */ |
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270 /****************************************************************************/ |
| 3139 | 271 static int |
| 272 gf_displaymodechanged(SDL_Renderer * renderer) | |
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273 { |
| 3139 | 274 SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata; |
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275 |
| 3139 | 276 /* Remove all allocated surfaces, they are no more valid */ |
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277 |
| 3139 | 278 /* TODO: Add video mode change detection and new parameters detection */ |
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279 |
| 3139 | 280 return 0; |
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281 } |
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282 |
| 3139 | 283 static int |
| 284 gf_activaterenderer(SDL_Renderer * renderer) | |
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285 { |
| 3139 | 286 SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata; |
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287 SDL_VideoDisplay *display = rdata->window->display; |
| 3139 | 288 SDL_DisplayData *didata = (SDL_DisplayData *) display->driverdata; |
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289 |
| 3139 | 290 /* Setup current surface as visible */ |
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291 // gf_layer_set_surfaces(didata->layer, &rdata->surface[rdata->surface_visible_idx], 1); |
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292 |
| 3139 | 293 /* Set visible surface when hardware in idle state */ |
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294 // gf_layer_update(didata->layer, GF_LAYER_UPDATE_NO_WAIT_IDLE); |
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295 |
| 3139 | 296 return 0; |
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297 } |
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298 |
| 3139 | 299 static int |
| 300 gf_createtexture(SDL_Renderer * renderer, SDL_Texture * texture) | |
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301 { |
| 3139 | 302 SDL_RenderData *renderdata = (SDL_RenderData *) renderer->driverdata; |
| 303 SDL_Window *window = SDL_GetWindowFromID(renderer->window); | |
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304 SDL_VideoDisplay *display = window->display; |
| 3139 | 305 SDL_TextureData *tdata = NULL; |
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306 |
| 3139 | 307 /* Allocate texture driver data */ |
| 308 tdata = (SDL_TextureData *) SDL_calloc(1, sizeof(SDL_TextureData)); | |
| 309 if (tdata == NULL) { | |
| 310 SDL_OutOfMemory(); | |
| 311 return -1; | |
| 312 } | |
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313 |
| 3139 | 314 /* Set texture driver data */ |
| 315 texture->driverdata = tdata; | |
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316 |
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317 } |
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318 |
| 3139 | 319 static int |
| 320 gf_querytexturepixels(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 321 void **pixels, int *pitch) | |
| 322 { | |
| 323 } | |
| 324 | |
| 325 static int | |
| 326 gf_settexturepalette(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 327 const SDL_Color * colors, int firstcolor, int ncolors) | |
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328 { |
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329 } |
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330 |
| 3139 | 331 static int |
| 332 gf_gettexturepalette(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 333 SDL_Color * colors, int firstcolor, int ncolors) | |
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334 { |
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335 } |
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336 |
| 3139 | 337 static int |
| 338 gf_settexturecolormod(SDL_Renderer * renderer, SDL_Texture * texture) | |
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339 { |
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340 } |
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341 |
| 3139 | 342 static int |
| 343 gf_settexturealphamod(SDL_Renderer * renderer, SDL_Texture * texture) | |
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344 { |
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345 } |
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346 |
| 3139 | 347 static int |
| 348 gf_settextureblendmode(SDL_Renderer * renderer, SDL_Texture * texture) | |
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349 { |
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350 } |
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351 |
| 3139 | 352 static int |
| 353 gf_settexturescalemode(SDL_Renderer * renderer, SDL_Texture * texture) | |
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354 { |
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355 } |
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356 |
| 3139 | 357 static int |
| 358 gf_updatetexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 359 const SDL_Rect * rect, const void *pixels, int pitch) | |
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360 { |
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361 } |
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362 |
| 3139 | 363 static int |
| 364 gf_locktexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 365 const SDL_Rect * rect, int markDirty, void **pixels, | |
| 366 int *pitch) | |
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367 { |
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368 } |
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369 |
| 3139 | 370 static void |
| 371 gf_unlocktexture(SDL_Renderer * renderer, SDL_Texture * texture) | |
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372 { |
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373 } |
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374 |
| 3139 | 375 static void |
| 376 gf_dirtytexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects, | |
| 377 const SDL_Rect * rects) | |
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378 { |
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379 } |
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380 |
| 3139 | 381 static int |
| 382 gf_renderpoint(SDL_Renderer * renderer, int x, int y) | |
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383 { |
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384 } |
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385 |
| 3139 | 386 static int |
| 387 gf_renderline(SDL_Renderer * renderer, int x1, int y1, int x2, int y2) | |
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388 { |
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389 } |
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390 |
| 3139 | 391 static int |
| 392 gf_renderfill(SDL_Renderer * renderer, const SDL_Rect * rect) | |
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393 { |
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394 } |
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395 |
| 3139 | 396 static int |
| 397 gf_rendercopy(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 398 const SDL_Rect * srcrect, const SDL_Rect * dstrect) | |
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399 { |
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400 } |
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401 |
| 3139 | 402 static void |
| 403 gf_renderpresent(SDL_Renderer * renderer) | |
| 404 { | |
| 405 } | |
| 406 | |
| 407 static void | |
| 408 gf_destroytexture(SDL_Renderer * renderer, SDL_Texture * texture) | |
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409 { |
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410 } |
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411 |
| 3139 | 412 static void |
| 413 gf_destroyrenderer(SDL_Renderer * renderer) | |
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414 { |
| 3139 | 415 SDL_RenderData *rdata = (SDL_RenderData *) renderer->driverdata; |
| 416 uint32_t it; | |
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417 |
| 3139 | 418 for (it = 0; it < rdata->surfaces_count; it++) { |
| 419 if (rdata->surface[it] != NULL) { | |
| 420 gf_surface_free(rdata->surface[it]); | |
| 421 } | |
| 422 } | |
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423 } |
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424 |
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425 /* vi: set ts=4 sw=4 expandtab: */ |