| 1 | |
| 2 | #include <stdlib.h> |
| 3 | #include <stdio.h> |
| 4 | #include <math.h> |
| 5 | #include <string.h> |
| 6 | #include <time.h> |
| 7 | #include <unistd.h> |
| 8 | |
| 9 | //// paulscode, added for SDL linkage: |
| 10 | #ifdef USE_SDL |
| 11 | #include <SDL.h> |
| 12 | // TODO: Remove this bandaid for SDL 2.0 compatibility (needed for SDL_SetVideoMode) |
| 13 | #if SDL_VERSION_ATLEAST(2,0,0) |
| 14 | #include "sdl2_compat.h" // Slightly hacked version of core/vidext_sdl2_compat.h |
| 15 | #endif |
| 16 | #include "eglport.h" |
| 17 | #endif |
| 18 | //// |
| 19 | |
| 20 | #include "Common.h" |
| 21 | #include "gles2N64.h" |
| 22 | #include "OpenGL.h" |
| 23 | #include "Types.h" |
| 24 | #include "N64.h" |
| 25 | #include "gSP.h" |
| 26 | #include "gDP.h" |
| 27 | #include "Textures.h" |
| 28 | #include "ShaderCombiner.h" |
| 29 | #include "VI.h" |
| 30 | #include "RSP.h" |
| 31 | #include "Config.h" |
| 32 | #include "ticks.h" |
| 33 | |
| 34 | #include "FrameSkipper.h" |
| 35 | |
| 36 | //#include "ae_bridge.h" |
| 37 | |
| 38 | //// paulscode, function prototype missing from Yongzh's code |
| 39 | void OGL_UpdateDepthUpdate(); |
| 40 | //// |
| 41 | |
| 42 | #ifdef TEXTURECACHE_TEST |
| 43 | int TextureCacheTime = 0; |
| 44 | #endif |
| 45 | |
| 46 | |
| 47 | #ifdef RENDERSTATE_TEST |
| 48 | int StateChanges = 0; |
| 49 | #endif |
| 50 | |
| 51 | #ifdef SHADER_TEST |
| 52 | int ProgramSwaps = 0; |
| 53 | #endif |
| 54 | |
| 55 | #ifdef BATCH_TEST |
| 56 | int TotalDrawTime = 0; |
| 57 | int TotalTriangles = 0; |
| 58 | int TotalDrawCalls = 0; |
| 59 | #define glDrawElements(A,B,C,D) \ |
| 60 | TotalTriangles += B; TotalDrawCalls++; int t = ticksGetTicks(); glDrawElements(A,B,C,D); TotalDrawTime += (ticksGetTicks() - t); |
| 61 | #define glDrawArrays(A,B,C) \ |
| 62 | TotalTriangles += C; TotalDrawCalls++; int t = ticksGetTicks(); glDrawArrays(A,B,C); TotalDrawTime += (ticksGetTicks() - t); |
| 63 | |
| 64 | #endif |
| 65 | |
| 66 | GLInfo OGL; |
| 67 | |
| 68 | const char _default_vsh[] = " \n\t" \ |
| 69 | "attribute highp vec2 aPosition; \n\t" \ |
| 70 | "attribute highp vec2 aTexCoord; \n\t" \ |
| 71 | "varying mediump vec2 vTexCoord; \n\t" \ |
| 72 | "void main(){ \n\t" \ |
| 73 | "gl_Position = vec4(aPosition.x, aPosition.y, 0.0, 1.0);\n\t" \ |
| 74 | "vTexCoord = aTexCoord; \n\t" \ |
| 75 | "} \n\t"; |
| 76 | |
| 77 | const char _default_fsh[] = " \n\t" \ |
| 78 | "uniform sampler2D uTex; \n\t" \ |
| 79 | "varying mediump vec2 vTexCoord; \n\t" \ |
| 80 | "void main(){ \n\t" \ |
| 81 | "gl_FragColor = texture2D(uTex, vTexCoord); \n\t" \ |
| 82 | "} \n\t"; |
| 83 | |
| 84 | void OGL_EnableRunfast() |
| 85 | { |
| 86 | #ifdef ARM_ASM |
| 87 | static const unsigned int x = 0x04086060; |
| 88 | static const unsigned int y = 0x03000000; |
| 89 | int r; |
| 90 | asm volatile ( |
| 91 | "fmrx %0, fpscr \n\t" //r0 = FPSCR |
| 92 | "and %0, %0, %1 \n\t" //r0 = r0 & 0x04086060 |
| 93 | "orr %0, %0, %2 \n\t" //r0 = r0 | 0x03000000 |
| 94 | "fmxr fpscr, %0 \n\t" //FPSCR = r0 |
| 95 | : "=r"(r) |
| 96 | : "r"(x), "r"(y) |
| 97 | ); |
| 98 | #endif |
| 99 | } |
| 100 | |
| 101 | int OGL_IsExtSupported( const char *extension ) |
| 102 | { |
| 103 | const GLubyte *extensions = NULL; |
| 104 | const GLubyte *start; |
| 105 | GLubyte *where, *terminator; |
| 106 | |
| 107 | where = (GLubyte *) strchr(extension, ' '); |
| 108 | if (where || *extension == '\0') |
| 109 | return 0; |
| 110 | |
| 111 | extensions = glGetString(GL_EXTENSIONS); |
| 112 | |
| 113 | if (!extensions) return 0; |
| 114 | |
| 115 | start = extensions; |
| 116 | for (;;) |
| 117 | { |
| 118 | where = (GLubyte *) strstr((const char *) start, extension); |
| 119 | if (!where) |
| 120 | break; |
| 121 | |
| 122 | terminator = where + strlen(extension); |
| 123 | if (where == start || *(where - 1) == ' ') |
| 124 | if (*terminator == ' ' || *terminator == '\0') |
| 125 | return 1; |
| 126 | |
| 127 | start = terminator; |
| 128 | } |
| 129 | |
| 130 | return 0; |
| 131 | } |
| 132 | |
| 133 | extern void _glcompiler_error(GLint shader); |
| 134 | |
| 135 | void OGL_InitStates() |
| 136 | { |
| 137 | GLint success; |
| 138 | |
| 139 | glEnable( GL_CULL_FACE ); |
| 140 | glEnableVertexAttribArray( SC_POSITION ); |
| 141 | glEnable( GL_DEPTH_TEST ); |
| 142 | glDepthFunc( GL_ALWAYS ); |
| 143 | glDepthMask( GL_FALSE ); |
| 144 | glEnable( GL_SCISSOR_TEST ); |
| 145 | |
| 146 | ///// paulscode, fixes missing graphics on Qualcomm, Adreno: |
| 147 | glDepthRangef(0.0f, 1.0f); |
| 148 | |
| 149 | // default values (only seem to work on OMAP!) |
| 150 | glPolygonOffset(0.2f, 0.2f); |
| 151 | |
| 152 | //// paulscode, added for different configurations based on hardware |
| 153 | // (part of the missing shadows and stars bug fix) |
| 154 | /* int hardwareType = Android_JNI_GetHardwareType(); |
| 155 | float f1, f2; |
| 156 | Android_JNI_GetPolygonOffset(hardwareType, 1, &f1, &f2); |
| 157 | glPolygonOffset( f1, f2 ); |
| 158 | */ //// |
| 159 | |
| 160 | // some other settings that have been tried, which do not work: |
| 161 | //glDepthRangef(1.0f, 0.0f); // reverses depth-order on OMAP3 chipsets |
| 162 | //glPolygonOffset(-0.2f, -0.2f); |
| 163 | //glDepthRangef( 0.09f, (float)0x7FFF ); // should work, but not on Adreno |
| 164 | //glPolygonOffset( -0.2f, 0.2f ); |
| 165 | //glDepthRangef(0.0f, (float)0x7FFF); // what Yongzh used, broken on Adreno |
| 166 | //glPolygonOffset(0.2f, 0.2f); |
| 167 | ///// |
| 168 | |
| 169 | |
| 170 | glViewport(config.framebuffer.xpos, config.framebuffer.ypos, config.framebuffer.width, config.framebuffer.height); |
| 171 | |
| 172 | //create default shader program |
| 173 | LOG( LOG_VERBOSE, "Generate Default Shader Program.\n" ); |
| 174 | |
| 175 | const char *src[1]; |
| 176 | src[0] = _default_fsh; |
| 177 | OGL.defaultFragShader = glCreateShader( GL_FRAGMENT_SHADER ); |
| 178 | glShaderSource( OGL.defaultFragShader, 1, (const char**) src, NULL ); |
| 179 | glCompileShader( OGL.defaultFragShader ); |
| 180 | glGetShaderiv( OGL.defaultFragShader, GL_COMPILE_STATUS, &success ); |
| 181 | if (!success) |
| 182 | { |
| 183 | LOG(LOG_ERROR, "Failed to produce default fragment shader.\n"); |
| 184 | } |
| 185 | |
| 186 | src[0] = _default_vsh; |
| 187 | OGL.defaultVertShader = glCreateShader( GL_VERTEX_SHADER ); |
| 188 | glShaderSource( OGL.defaultVertShader, 1, (const char**) src, NULL ); |
| 189 | glCompileShader( OGL.defaultVertShader ); |
| 190 | glGetShaderiv( OGL.defaultVertShader, GL_COMPILE_STATUS, &success ); |
| 191 | if( !success ) |
| 192 | { |
| 193 | LOG( LOG_ERROR, "Failed to produce default vertex shader.\n" ); |
| 194 | _glcompiler_error( OGL.defaultVertShader ); |
| 195 | } |
| 196 | |
| 197 | OGL.defaultProgram = glCreateProgram(); |
| 198 | glBindAttribLocation( OGL.defaultProgram, 0, "aPosition" ); |
| 199 | glBindAttribLocation( OGL.defaultProgram, 1, "aTexCoord" ); |
| 200 | glAttachShader( OGL.defaultProgram, OGL.defaultFragShader ); |
| 201 | glAttachShader( OGL.defaultProgram, OGL.defaultVertShader ); |
| 202 | glLinkProgram( OGL.defaultProgram ); |
| 203 | glGetProgramiv( OGL.defaultProgram, GL_LINK_STATUS, &success ); |
| 204 | if( !success ) |
| 205 | { |
| 206 | LOG( LOG_ERROR, "Failed to link default program.\n" ); |
| 207 | _glcompiler_error( OGL.defaultFragShader ); |
| 208 | } |
| 209 | glUniform1i( glGetUniformLocation( OGL.defaultProgram, "uTex" ), 0 ); |
| 210 | glUseProgram( OGL.defaultProgram ); |
| 211 | |
| 212 | } |
| 213 | |
| 214 | void OGL_UpdateScale() |
| 215 | { |
| 216 | OGL.scaleX = (float)config.framebuffer.width / (float)VI.width; |
| 217 | OGL.scaleY = (float)config.framebuffer.height / (float)VI.height; |
| 218 | } |
| 219 | |
| 220 | void OGL_ResizeWindow(int x, int y, int width, int height) |
| 221 | { |
| 222 | config.window.xpos = x; |
| 223 | config.window.ypos = y; |
| 224 | config.window.width = width; |
| 225 | config.window.height = height; |
| 226 | |
| 227 | config.framebuffer.xpos = x; |
| 228 | config.framebuffer.ypos = y; |
| 229 | config.framebuffer.width = width; |
| 230 | config.framebuffer.height = height; |
| 231 | OGL_UpdateScale(); |
| 232 | |
| 233 | glViewport(config.framebuffer.xpos, config.framebuffer.ypos, |
| 234 | config.framebuffer.width, config.framebuffer.height); |
| 235 | } |
| 236 | |
| 237 | ////// paulscode, added for SDL linkage |
| 238 | #ifdef USE_SDL |
| 239 | bool OGL_SDL_Start() |
| 240 | { |
| 241 | /* Initialize SDL */ |
| 242 | LOG(LOG_MINIMAL, "Initializing SDL video subsystem...\n" ); |
| 243 | if (SDL_InitSubSystem( SDL_INIT_VIDEO ) == -1) |
| 244 | { |
| 245 | LOG(LOG_ERROR, "Error initializing SDL video subsystem: %s\n", SDL_GetError() ); |
| 246 | return FALSE; |
| 247 | } |
| 248 | /*SEB* |
| 249 | int current_w = config.window.width; |
| 250 | int current_h = config.window.height; |
| 251 | */ |
| 252 | int current_w = 800; |
| 253 | int current_h = 480; |
| 254 | /* Set the video mode */ |
| 255 | LOG(LOG_MINIMAL, "Setting video mode %dx%d...\n", current_w, current_h ); |
| 256 | |
| 257 | // TODO: I should actually check what the pixelformat is, rather than assuming 16 bpp (RGB_565) or 32 bpp (RGBA_8888): |
| 258 | //// paulscode, added for switching between modes RGBA8888 and RGB565 |
| 259 | // (part of the color banding fix) |
| 260 | int bitsPP; |
| 261 | /*if( Android_JNI_UseRGBA8888() ) |
| 262 | bitsPP = 32; |
| 263 | else*/ |
| 264 | bitsPP = 16; |
| 265 | //// |
| 266 | |
| 267 | // TODO: Replace SDL_SetVideoMode with something that is SDL 2.0 compatible |
| 268 | // Better yet, eliminate all SDL calls by using the Mupen64Plus core api |
| 269 | if (!(OGL.hScreen = SDL_SetVideoMode( current_w, current_h, bitsPP, SDL_HWSURFACE ))) |
| 270 | { |
| 271 | LOG(LOG_ERROR, "Problem setting videomode %dx%d: %s\n", current_w, current_h, SDL_GetError() ); |
| 272 | SDL_QuitSubSystem( SDL_INIT_VIDEO ); |
| 273 | return FALSE; |
| 274 | } |
| 275 | |
| 276 | //// paulscode, fixes the screen-size problem |
| 277 | const float ratio = ( config.romPAL ? 9.0f/11.0f : 0.75f ); |
| 278 | int videoWidth = config.window.refwidth; |
| 279 | int videoHeight = config.window.refheight; |
| 280 | int x = 0; |
| 281 | int y = 0; |
| 282 | |
| 283 | //re-scale width and height on per-rom basis |
| 284 | float width = /*(float)videoWidth * (float)config.window.refwidth /*/ 800.f; |
| 285 | float height = /*(float)videoHeight * (float)config.window.refheight / */480.f; |
| 286 | |
| 287 | if (!config.stretchVideo) { |
| 288 | /* if ((float)videoWith*480.0f/(float)videoHeight/800.0f>1.0f) { |
| 289 | //scale by Width |
| 290 | } else { |
| 291 | //scale by Height |
| 292 | }*/ |
| 293 | videoWidth = (int) (height / ratio); |
| 294 | if (videoWidth > width) { |
| 295 | videoWidth = width; |
| 296 | videoHeight = (int) (width * ratio); |
| 297 | } |
| 298 | } else { |
| 299 | videoWidth=800; |
| 300 | videoHeight=480; |
| 301 | } |
| 302 | x = (width - videoWidth) / 2; |
| 303 | y = (height - videoHeight) / 2; |
| 304 | |
| 305 | //set xpos and ypos |
| 306 | config.window.xpos = x; |
| 307 | config.window.ypos = y; |
| 308 | config.framebuffer.xpos = x; |
| 309 | config.framebuffer.ypos = y; |
| 310 | |
| 311 | //set width and height |
| 312 | config.window.width = (int)videoWidth; |
| 313 | config.window.height = (int)videoHeight; |
| 314 | config.framebuffer.width = (int)videoWidth; |
| 315 | config.framebuffer.height = (int)videoHeight; |
| 316 | |
| 317 | EGL_Open(800, 480); |
| 318 | //// |
| 319 | return true; |
| 320 | } |
| 321 | #endif |
| 322 | ////// |
| 323 | |
| 324 | #ifdef USE_SDL |
| 325 | void Android_JNI_SwapWindow() |
| 326 | { |
| 327 | EGL_SwapBuffers(); |
| 328 | } |
| 329 | #endif |
| 330 | |
| 331 | |
| 332 | bool OGL_Start() |
| 333 | { |
| 334 | // paulscode, initialize SDL |
| 335 | #ifdef USE_SDL |
| 336 | if (!OGL_SDL_Start()) |
| 337 | return false; |
| 338 | #endif |
| 339 | // |
| 340 | |
| 341 | OGL_InitStates(); |
| 342 | |
| 343 | #ifdef USE_SDL |
| 344 | /////// paulscode, graphics bug-fixes |
| 345 | float depth = gDP.fillColor.z ; |
| 346 | glDisable( GL_SCISSOR_TEST ); |
| 347 | glDepthMask( GL_TRUE ); // fixes side-bar graphics glitches |
| 348 | // glClearDepthf( depth ); // broken on Qualcomm Adreno |
| 349 | glClearDepthf( 1.0f ); // fixes missing graphics on Qualcomm Adreno |
| 350 | glClearColor( 0, 0, 0, 1 ); |
| 351 | glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); |
| 352 | glFinish(); |
| 353 | Android_JNI_SwapWindow(); // paulscode, fix for black-screen bug |
| 354 | glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); |
| 355 | glFinish(); |
| 356 | OGL_UpdateDepthUpdate(); |
| 357 | glEnable( GL_SCISSOR_TEST ); |
| 358 | //////// |
| 359 | #endif |
| 360 | |
| 361 | //create framebuffer |
| 362 | if (config.framebuffer.enable) |
| 363 | { |
| 364 | LOG(LOG_VERBOSE, "Create offscreen framebuffer. \n"); |
| 365 | if (config.framebuffer.width == config.window.width && config.framebuffer.height == config.window.height) |
| 366 | { |
| 367 | LOG(LOG_WARNING, "There's no point in using a offscreen framebuffer when the window and screen dimensions are the same\n"); |
| 368 | } |
| 369 | |
| 370 | glGenFramebuffers(1, &OGL.framebuffer.fb); |
| 371 | glGenRenderbuffers(1, &OGL.framebuffer.depth_buffer); |
| 372 | glGenTextures(1, &OGL.framebuffer.color_buffer); |
| 373 | glBindRenderbuffer(GL_RENDERBUFFER, OGL.framebuffer.depth_buffer); |
| 374 | glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24_OES, config.framebuffer.width, config.framebuffer.height); |
| 375 | glBindTexture(GL_TEXTURE_2D, OGL.framebuffer.color_buffer); |
| 376 | glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, config.framebuffer.width, config.framebuffer.height, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, NULL); |
| 377 | glBindFramebuffer(GL_FRAMEBUFFER, OGL.framebuffer.fb); |
| 378 | glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, OGL.framebuffer.color_buffer, 0); |
| 379 | glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, OGL.framebuffer.depth_buffer); |
| 380 | |
| 381 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); |
| 382 | |
| 383 | if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) |
| 384 | { |
| 385 | LOG(LOG_ERROR, "Incomplete Framebuffer Object: "); |
| 386 | switch(glCheckFramebufferStatus(GL_FRAMEBUFFER)) |
| 387 | { |
| 388 | case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT: |
| 389 | printf("Incomplete Attachment. \n"); break; |
| 390 | case GL_FRAMEBUFFER_UNSUPPORTED: |
| 391 | printf("Framebuffer Unsupported. \n"); break; |
| 392 | case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS: |
| 393 | printf("Incomplete Dimensions. \n"); break; |
| 394 | } |
| 395 | config.framebuffer.enable = 0; |
| 396 | glBindFramebuffer(GL_FRAMEBUFFER, 0); |
| 397 | } |
| 398 | } |
| 399 | |
| 400 | //check extensions |
| 401 | if ((config.texture.maxAnisotropy>0) && !OGL_IsExtSupported("GL_EXT_texture_filter_anistropic")) |
| 402 | { |
| 403 | LOG(LOG_WARNING, "Anistropic Filtering is not supported.\n"); |
| 404 | config.texture.maxAnisotropy = 0; |
| 405 | } |
| 406 | |
| 407 | float f = 0; |
| 408 | glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &f); |
| 409 | if (config.texture.maxAnisotropy > ((int)f)) |
| 410 | { |
| 411 | LOG(LOG_WARNING, "Clamping max anistropy to %ix.\n", (int)f); |
| 412 | config.texture.maxAnisotropy = (int)f; |
| 413 | } |
| 414 | |
| 415 | //Print some info |
| 416 | LOG(LOG_VERBOSE, "Width: %i Height:%i \n", config.framebuffer.width, config.framebuffer.height); |
| 417 | LOG(LOG_VERBOSE, "[gles2n64]: Enable Runfast... \n"); |
| 418 | |
| 419 | OGL_EnableRunfast(); |
| 420 | OGL_UpdateScale(); |
| 421 | |
| 422 | //We must have a shader bound before binding any textures: |
| 423 | ShaderCombiner_Init(); |
| 424 | ShaderCombiner_Set(EncodeCombineMode(0, 0, 0, TEXEL0, 0, 0, 0, TEXEL0, 0, 0, 0, TEXEL0, 0, 0, 0, TEXEL0)); |
| 425 | ShaderCombiner_Set(EncodeCombineMode(0, 0, 0, SHADE, 0, 0, 0, 1, 0, 0, 0, SHADE, 0, 0, 0, 1)); |
| 426 | |
| 427 | TextureCache_Init(); |
| 428 | |
| 429 | memset(OGL.triangles.vertices, 0, VERTBUFF_SIZE * sizeof(SPVertex)); |
| 430 | memset(OGL.triangles.elements, 0, ELEMBUFF_SIZE * sizeof(GLubyte)); |
| 431 | OGL.triangles.num = 0; |
| 432 | |
| 433 | #ifdef __TRIBUFFER_OPT |
| 434 | __indexmap_init(); |
| 435 | #endif |
| 436 | |
| 437 | OGL.frameSkipped = 0; |
| 438 | for(int i = 0; i < OGL_FRAMETIME_NUM; i++) OGL.frameTime[i] = 0; |
| 439 | |
| 440 | OGL.renderingToTexture = false; |
| 441 | OGL.renderState = RS_NONE; |
| 442 | gSP.changed = gDP.changed = 0xFFFFFFFF; |
| 443 | VI.displayNum = 0; |
| 444 | glGetError(); |
| 445 | |
| 446 | return TRUE; |
| 447 | } |
| 448 | |
| 449 | void OGL_Stop() |
| 450 | { |
| 451 | LOG(LOG_MINIMAL, "Stopping OpenGL\n"); |
| 452 | |
| 453 | #ifdef USE_SDL |
| 454 | EGL_Close(); |
| 455 | SDL_QuitSubSystem( SDL_INIT_VIDEO ); |
| 456 | #endif |
| 457 | |
| 458 | if (config.framebuffer.enable) |
| 459 | { |
| 460 | glDeleteFramebuffers(1, &OGL.framebuffer.fb); |
| 461 | glDeleteTextures(1, &OGL.framebuffer.color_buffer); |
| 462 | glDeleteRenderbuffers(1, &OGL.framebuffer.depth_buffer); |
| 463 | } |
| 464 | |
| 465 | glDeleteShader(OGL.defaultFragShader); |
| 466 | glDeleteShader(OGL.defaultVertShader); |
| 467 | glDeleteProgram(OGL.defaultProgram); |
| 468 | |
| 469 | ShaderCombiner_Destroy(); |
| 470 | TextureCache_Destroy(); |
| 471 | } |
| 472 | |
| 473 | void OGL_UpdateCullFace() |
| 474 | { |
| 475 | if (config.enableFaceCulling && (gSP.geometryMode & G_CULL_BOTH)) |
| 476 | { |
| 477 | glEnable( GL_CULL_FACE ); |
| 478 | if ((gSP.geometryMode & G_CULL_BACK) && (gSP.geometryMode & G_CULL_FRONT)) |
| 479 | glCullFace(GL_FRONT_AND_BACK); |
| 480 | else if (gSP.geometryMode & G_CULL_BACK) |
| 481 | glCullFace(GL_BACK); |
| 482 | else |
| 483 | glCullFace(GL_FRONT); |
| 484 | } |
| 485 | else |
| 486 | glDisable(GL_CULL_FACE); |
| 487 | } |
| 488 | |
| 489 | void OGL_UpdateViewport() |
| 490 | { |
| 491 | int x, y, w, h; |
| 492 | x = config.framebuffer.xpos + (int)(gSP.viewport.x * OGL.scaleX); |
| 493 | y = config.framebuffer.ypos + (int)((VI.height - (gSP.viewport.y + gSP.viewport.height)) * OGL.scaleY); |
| 494 | w = (int)(gSP.viewport.width * OGL.scaleX); |
| 495 | h = (int)(gSP.viewport.height * OGL.scaleY); |
| 496 | |
| 497 | glViewport(x, y, w, h); |
| 498 | } |
| 499 | |
| 500 | void OGL_UpdateDepthUpdate() |
| 501 | { |
| 502 | if (gDP.otherMode.depthUpdate) |
| 503 | glDepthMask(GL_TRUE); |
| 504 | else |
| 505 | glDepthMask(GL_FALSE); |
| 506 | } |
| 507 | |
| 508 | void OGL_UpdateScissor() |
| 509 | { |
| 510 | int x, y, w, h; |
| 511 | x = config.framebuffer.xpos + (int)(gDP.scissor.ulx * OGL.scaleX); |
| 512 | y = config.framebuffer.ypos + (int)((VI.height - gDP.scissor.lry) * OGL.scaleY); |
| 513 | w = (int)((gDP.scissor.lrx - gDP.scissor.ulx) * OGL.scaleX); |
| 514 | h = (int)((gDP.scissor.lry - gDP.scissor.uly) * OGL.scaleY); |
| 515 | glScissor(x, y, w, h); |
| 516 | } |
| 517 | |
| 518 | //copied from RICE VIDEO |
| 519 | void OGL_SetBlendMode() |
| 520 | { |
| 521 | |
| 522 | u32 blender = gDP.otherMode.l >> 16; |
| 523 | u32 blendmode_1 = blender&0xcccc; |
| 524 | u32 blendmode_2 = blender&0x3333; |
| 525 | |
| 526 | glEnable(GL_BLEND); |
| 527 | switch(gDP.otherMode.cycleType) |
| 528 | { |
| 529 | case G_CYC_FILL: |
| 530 | glDisable(GL_BLEND); |
| 531 | break; |
| 532 | |
| 533 | case G_CYC_COPY: |
| 534 | glBlendFunc(GL_ONE, GL_ZERO); |
| 535 | break; |
| 536 | |
| 537 | case G_CYC_2CYCLE: |
| 538 | if (gDP.otherMode.forceBlender && gDP.otherMode.depthCompare) |
| 539 | { |
| 540 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| 541 | break; |
| 542 | } |
| 543 | |
| 544 | switch(blendmode_1+blendmode_2) |
| 545 | { |
| 546 | case BLEND_PASS+(BLEND_PASS>>2): // In * 0 + In * 1 |
| 547 | case BLEND_FOG_APRIM+(BLEND_PASS>>2): |
| 548 | case BLEND_FOG_MEM_FOG_MEM + (BLEND_OPA>>2): |
| 549 | case BLEND_FOG_APRIM + (BLEND_OPA>>2): |
| 550 | case BLEND_FOG_ASHADE + (BLEND_OPA>>2): |
| 551 | case BLEND_BI_AFOG + (BLEND_OPA>>2): |
| 552 | case BLEND_FOG_ASHADE + (BLEND_NOOP>>2): |
| 553 | case BLEND_NOOP + (BLEND_OPA>>2): |
| 554 | case BLEND_NOOP4 + (BLEND_NOOP>>2): |
| 555 | case BLEND_FOG_ASHADE+(BLEND_PASS>>2): |
| 556 | case BLEND_FOG_3+(BLEND_PASS>>2): |
| 557 | glDisable(GL_BLEND); |
| 558 | break; |
| 559 | |
| 560 | case BLEND_PASS+(BLEND_OPA>>2): |
| 561 | if (gDP.otherMode.cvgXAlpha && gDP.otherMode.alphaCvgSel) |
| 562 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| 563 | else |
| 564 | glDisable(GL_BLEND); |
| 565 | break; |
| 566 | |
| 567 | case BLEND_PASS + (BLEND_XLU>>2): |
| 568 | case BLEND_FOG_ASHADE + (BLEND_XLU>>2): |
| 569 | case BLEND_FOG_APRIM + (BLEND_XLU>>2): |
| 570 | case BLEND_FOG_MEM_FOG_MEM + (BLEND_PASS>>2): |
| 571 | case BLEND_XLU + (BLEND_XLU>>2): |
| 572 | case BLEND_BI_AFOG + (BLEND_XLU>>2): |
| 573 | case BLEND_XLU + (BLEND_FOG_MEM_IN_MEM>>2): |
| 574 | case BLEND_PASS + (BLEND_FOG_MEM_IN_MEM>>2): |
| 575 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| 576 | break; |
| 577 | |
| 578 | case BLEND_FOG_ASHADE+0x0301: |
| 579 | glBlendFunc(GL_SRC_ALPHA, GL_ZERO); |
| 580 | break; |
| 581 | |
| 582 | case 0x0c08+0x1111: |
| 583 | glBlendFunc(GL_ZERO, GL_DST_ALPHA); |
| 584 | break; |
| 585 | |
| 586 | default: |
| 587 | if (blendmode_2 == (BLEND_PASS>>2)) |
| 588 | glDisable(GL_BLEND); |
| 589 | else |
| 590 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| 591 | break; |
| 592 | } |
| 593 | break; |
| 594 | |
| 595 | default: |
| 596 | |
| 597 | if (gDP.otherMode.forceBlender && gDP.otherMode.depthCompare && blendmode_1 != BLEND_FOG_ASHADE ) |
| 598 | { |
| 599 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| 600 | break; |
| 601 | } |
| 602 | |
| 603 | switch (blendmode_1) |
| 604 | { |
| 605 | case BLEND_XLU: |
| 606 | case BLEND_BI_AIN: |
| 607 | case BLEND_FOG_MEM: |
| 608 | case BLEND_FOG_MEM_IN_MEM: |
| 609 | case BLEND_BLENDCOLOR: |
| 610 | case 0x00c0: |
| 611 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| 612 | break; |
| 613 | |
| 614 | case BLEND_MEM_ALPHA_IN: |
| 615 | glBlendFunc(GL_ZERO, GL_DST_ALPHA); |
| 616 | break; |
| 617 | |
| 618 | case BLEND_OPA: |
| 619 | //if( options.enableHackForGames == HACK_FOR_MARIO_TENNIS ) |
| 620 | //{ |
| 621 | // glBlendFunc(BLEND_SRCALPHA, BLEND_INVSRCALPHA); |
| 622 | //} |
| 623 | |
| 624 | glDisable(GL_BLEND); |
| 625 | break; |
| 626 | |
| 627 | case BLEND_PASS: |
| 628 | case BLEND_NOOP: |
| 629 | case BLEND_FOG_ASHADE: |
| 630 | case BLEND_FOG_MEM_3: |
| 631 | case BLEND_BI_AFOG: |
| 632 | glDisable(GL_BLEND); |
| 633 | break; |
| 634 | |
| 635 | case BLEND_FOG_APRIM: |
| 636 | glBlendFunc(GL_ONE_MINUS_SRC_ALPHA, GL_ZERO); |
| 637 | break; |
| 638 | |
| 639 | case BLEND_NOOP3: |
| 640 | case BLEND_NOOP5: |
| 641 | case BLEND_MEM: |
| 642 | glBlendFunc(GL_ZERO, GL_ONE); |
| 643 | break; |
| 644 | |
| 645 | default: |
| 646 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| 647 | } |
| 648 | } |
| 649 | |
| 650 | } |
| 651 | |
| 652 | void OGL_UpdateStates() |
| 653 | { |
| 654 | if (gDP.otherMode.cycleType == G_CYC_COPY) |
| 655 | ShaderCombiner_Set(EncodeCombineMode(0, 0, 0, TEXEL0, 0, 0, 0, TEXEL0, 0, 0, 0, TEXEL0, 0, 0, 0, TEXEL0)); |
| 656 | else if (gDP.otherMode.cycleType == G_CYC_FILL) |
| 657 | ShaderCombiner_Set(EncodeCombineMode(0, 0, 0, SHADE, 0, 0, 0, 1, 0, 0, 0, SHADE, 0, 0, 0, 1)); |
| 658 | else |
| 659 | ShaderCombiner_Set(gDP.combine.mux); |
| 660 | |
| 661 | #ifdef SHADER_TEST |
| 662 | ProgramSwaps += scProgramChanged; |
| 663 | #endif |
| 664 | |
| 665 | if (gSP.changed & CHANGED_GEOMETRYMODE) |
| 666 | { |
| 667 | OGL_UpdateCullFace(); |
| 668 | |
| 669 | if (gSP.geometryMode & G_ZBUFFER) |
| 670 | glEnable(GL_DEPTH_TEST); |
| 671 | else |
| 672 | glDisable(GL_DEPTH_TEST); |
| 673 | |
| 674 | } |
| 675 | |
| 676 | if (gDP.changed & CHANGED_CONVERT) |
| 677 | { |
| 678 | SC_SetUniform1f(uK4, gDP.convert.k4); |
| 679 | SC_SetUniform1f(uK5, gDP.convert.k5); |
| 680 | } |
| 681 | |
| 682 | if (gDP.changed & CHANGED_RENDERMODE || gDP.changed & CHANGED_CYCLETYPE) |
| 683 | { |
| 684 | if (gDP.otherMode.cycleType == G_CYC_1CYCLE || gDP.otherMode.cycleType == G_CYC_2CYCLE) |
| 685 | { |
| 686 | //glDepthFunc((gDP.otherMode.depthCompare) ? GL_GEQUAL : GL_ALWAYS); |
| 687 | glDepthFunc((gDP.otherMode.depthCompare) ? GL_LESS : GL_ALWAYS); |
| 688 | glDepthMask((gDP.otherMode.depthUpdate) ? GL_TRUE : GL_FALSE); |
| 689 | |
| 690 | if (gDP.otherMode.depthMode == ZMODE_DEC) |
| 691 | glEnable(GL_POLYGON_OFFSET_FILL); |
| 692 | else |
| 693 | glDisable(GL_POLYGON_OFFSET_FILL); |
| 694 | } |
| 695 | else |
| 696 | { |
| 697 | glDepthFunc(GL_ALWAYS); |
| 698 | glDepthMask(GL_FALSE); |
| 699 | } |
| 700 | } |
| 701 | |
| 702 | if ((gDP.changed & CHANGED_BLENDCOLOR) || (gDP.changed & CHANGED_RENDERMODE)) |
| 703 | SC_SetUniform1f(uAlphaRef, (gDP.otherMode.cvgXAlpha) ? 0.5f : gDP.blendColor.a); |
| 704 | |
| 705 | if (gDP.changed & CHANGED_SCISSOR) |
| 706 | OGL_UpdateScissor(); |
| 707 | |
| 708 | if (gSP.changed & CHANGED_VIEWPORT) |
| 709 | OGL_UpdateViewport(); |
| 710 | |
| 711 | if (gSP.changed & CHANGED_FOGPOSITION) |
| 712 | { |
| 713 | SC_SetUniform1f(uFogMultiplier, (float) gSP.fog.multiplier / 255.0f); |
| 714 | SC_SetUniform1f(uFogOffset, (float) gSP.fog.offset / 255.0f); |
| 715 | } |
| 716 | |
| 717 | if (gSP.changed & CHANGED_TEXTURESCALE) |
| 718 | { |
| 719 | if (scProgramCurrent->usesT0 || scProgramCurrent->usesT1) |
| 720 | SC_SetUniform2f(uTexScale, gSP.texture.scales, gSP.texture.scalet); |
| 721 | } |
| 722 | |
| 723 | if ((gSP.changed & CHANGED_TEXTURE) || (gDP.changed & CHANGED_TILE) || (gDP.changed & CHANGED_TMEM)) |
| 724 | { |
| 725 | //For some reason updating the texture cache on the first frame of LOZ:OOT causes a NULL Pointer exception... |
| 726 | if (scProgramCurrent) |
| 727 | { |
| 728 | if (scProgramCurrent->usesT0) |
| 729 | { |
| 730 | #ifdef TEXTURECACHE_TEST |
| 731 | unsigned t = ticksGetTicks(); |
| 732 | TextureCache_Update(0); |
| 733 | TextureCacheTime += (ticksGetTicks() - t); |
| 734 | #else |
| 735 | TextureCache_Update(0); |
| 736 | #endif |
| 737 | SC_ForceUniform2f(uTexOffset[0], gSP.textureTile[0]->fuls, gSP.textureTile[0]->fult); |
| 738 | SC_ForceUniform2f(uCacheShiftScale[0], cache.current[0]->shiftScaleS, cache.current[0]->shiftScaleT); |
| 739 | SC_ForceUniform2f(uCacheScale[0], cache.current[0]->scaleS, cache.current[0]->scaleT); |
| 740 | SC_ForceUniform2f(uCacheOffset[0], cache.current[0]->offsetS, cache.current[0]->offsetT); |
| 741 | } |
| 742 | //else TextureCache_ActivateDummy(0); |
| 743 | |
| 744 | //Note: enabling dummies makes some F-zero X textures flicker.... strange. |
| 745 | |
| 746 | if (scProgramCurrent->usesT1) |
| 747 | { |
| 748 | #ifdef TEXTURECACHE_TEST |
| 749 | unsigned t = ticksGetTicks(); |
| 750 | TextureCache_Update(1); |
| 751 | TextureCacheTime += (ticksGetTicks() - t); |
| 752 | #else |
| 753 | TextureCache_Update(1); |
| 754 | #endif |
| 755 | SC_ForceUniform2f(uTexOffset[1], gSP.textureTile[1]->fuls, gSP.textureTile[1]->fult); |
| 756 | SC_ForceUniform2f(uCacheShiftScale[1], cache.current[1]->shiftScaleS, cache.current[1]->shiftScaleT); |
| 757 | SC_ForceUniform2f(uCacheScale[1], cache.current[1]->scaleS, cache.current[1]->scaleT); |
| 758 | SC_ForceUniform2f(uCacheOffset[1], cache.current[1]->offsetS, cache.current[1]->offsetT); |
| 759 | } |
| 760 | //else TextureCache_ActivateDummy(1); |
| 761 | } |
| 762 | } |
| 763 | |
| 764 | if ((gDP.changed & CHANGED_FOGCOLOR) && config.enableFog) |
| 765 | SC_SetUniform4fv(uFogColor, &gDP.fogColor.r ); |
| 766 | |
| 767 | if (gDP.changed & CHANGED_ENV_COLOR) |
| 768 | SC_SetUniform4fv(uEnvColor, &gDP.envColor.r); |
| 769 | |
| 770 | if (gDP.changed & CHANGED_PRIM_COLOR) |
| 771 | { |
| 772 | SC_SetUniform4fv(uPrimColor, &gDP.primColor.r); |
| 773 | SC_SetUniform1f(uPrimLODFrac, gDP.primColor.l); |
| 774 | } |
| 775 | |
| 776 | if ((gDP.changed & CHANGED_RENDERMODE) || (gDP.changed & CHANGED_CYCLETYPE)) |
| 777 | { |
| 778 | #ifndef OLD_BLENDMODE |
| 779 | OGL_SetBlendMode(); |
| 780 | #else |
| 781 | if ((gDP.otherMode.forceBlender) && |
| 782 | (gDP.otherMode.cycleType != G_CYC_COPY) && |
| 783 | (gDP.otherMode.cycleType != G_CYC_FILL) && |
| 784 | !(gDP.otherMode.alphaCvgSel)) |
| 785 | { |
| 786 | glEnable( GL_BLEND ); |
| 787 | |
| 788 | switch (gDP.otherMode.l >> 16) |
| 789 | { |
| 790 | case 0x0448: // Add |
| 791 | case 0x055A: |
| 792 | glBlendFunc( GL_ONE, GL_ONE ); |
| 793 | break; |
| 794 | case 0x0C08: // 1080 Sky |
| 795 | case 0x0F0A: // Used LOTS of places |
| 796 | glBlendFunc( GL_ONE, GL_ZERO ); |
| 797 | break; |
| 798 | |
| 799 | case 0x0040: // Fzero |
| 800 | case 0xC810: // Blends fog |
| 801 | case 0xC811: // Blends fog |
| 802 | case 0x0C18: // Standard interpolated blend |
| 803 | case 0x0C19: // Used for antialiasing |
| 804 | case 0x0050: // Standard interpolated blend |
| 805 | case 0x0055: // Used for antialiasing |
| 806 | glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA ); |
| 807 | break; |
| 808 | |
| 809 | case 0x0FA5: // Seems to be doing just blend color - maybe combiner can be used for this? |
| 810 | case 0x5055: // Used in Paper Mario intro, I'm not sure if this is right... |
| 811 | glBlendFunc( GL_ZERO, GL_ONE ); |
| 812 | break; |
| 813 | |
| 814 | default: |
| 815 | LOG(LOG_VERBOSE, "Unhandled blend mode=%x", gDP.otherMode.l >> 16); |
| 816 | glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA ); |
| 817 | break; |
| 818 | } |
| 819 | } |
| 820 | else |
| 821 | { |
| 822 | glDisable( GL_BLEND ); |
| 823 | } |
| 824 | |
| 825 | if (gDP.otherMode.cycleType == G_CYC_FILL) |
| 826 | { |
| 827 | glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA ); |
| 828 | glEnable( GL_BLEND ); |
| 829 | } |
| 830 | #endif |
| 831 | } |
| 832 | |
| 833 | gDP.changed &= CHANGED_TILE | CHANGED_TMEM; |
| 834 | gSP.changed &= CHANGED_TEXTURE | CHANGED_MATRIX; |
| 835 | } |
| 836 | |
| 837 | void OGL_DrawTriangle(SPVertex *vertices, int v0, int v1, int v2) |
| 838 | { |
| 839 | |
| 840 | } |
| 841 | |
| 842 | void OGL_AddTriangle(int v0, int v1, int v2) |
| 843 | { |
| 844 | OGL.triangles.elements[OGL.triangles.num++] = v0; |
| 845 | OGL.triangles.elements[OGL.triangles.num++] = v1; |
| 846 | OGL.triangles.elements[OGL.triangles.num++] = v2; |
| 847 | } |
| 848 | |
| 849 | void OGL_SetColorArray() |
| 850 | { |
| 851 | if (scProgramCurrent->usesCol) |
| 852 | glEnableVertexAttribArray(SC_COLOR); |
| 853 | else |
| 854 | glDisableVertexAttribArray(SC_COLOR); |
| 855 | } |
| 856 | |
| 857 | void OGL_SetTexCoordArrays() |
| 858 | { |
| 859 | if (scProgramCurrent->usesT0) |
| 860 | glEnableVertexAttribArray(SC_TEXCOORD0); |
| 861 | else |
| 862 | glDisableVertexAttribArray(SC_TEXCOORD0); |
| 863 | |
| 864 | if (scProgramCurrent->usesT1) |
| 865 | glEnableVertexAttribArray(SC_TEXCOORD1); |
| 866 | else |
| 867 | glDisableVertexAttribArray(SC_TEXCOORD1); |
| 868 | } |
| 869 | |
| 870 | void OGL_DrawTriangles() |
| 871 | { |
| 872 | if (OGL.renderingToTexture && config.ignoreOffscreenRendering) |
| 873 | { |
| 874 | OGL.triangles.num = 0; |
| 875 | return; |
| 876 | } |
| 877 | |
| 878 | if (OGL.triangles.num == 0) return; |
| 879 | |
| 880 | if ((config.updateMode == SCREEN_UPDATE_AT_1ST_PRIMITIVE) && OGL.screenUpdate) |
| 881 | OGL_SwapBuffers(); |
| 882 | |
| 883 | if (gSP.changed || gDP.changed) |
| 884 | OGL_UpdateStates(); |
| 885 | |
| 886 | if (OGL.renderState != RS_TRIANGLE || scProgramChanged) |
| 887 | { |
| 888 | OGL_SetColorArray(); |
| 889 | OGL_SetTexCoordArrays(); |
| 890 | glDisableVertexAttribArray(SC_TEXCOORD1); |
| 891 | SC_ForceUniform1f(uRenderState, RS_TRIANGLE); |
| 892 | } |
| 893 | |
| 894 | if (OGL.renderState != RS_TRIANGLE) |
| 895 | { |
| 896 | #ifdef RENDERSTATE_TEST |
| 897 | StateChanges++; |
| 898 | #endif |
| 899 | glVertexAttribPointer(SC_POSITION, 4, GL_FLOAT, GL_FALSE, sizeof(SPVertex), &OGL.triangles.vertices[0].x); |
| 900 | glVertexAttribPointer(SC_COLOR, 4, GL_FLOAT, GL_FALSE, sizeof(SPVertex), &OGL.triangles.vertices[0].r); |
| 901 | glVertexAttribPointer(SC_TEXCOORD0, 2, GL_FLOAT, GL_FALSE, sizeof(SPVertex), &OGL.triangles.vertices[0].s); |
| 902 | |
| 903 | OGL_UpdateCullFace(); |
| 904 | OGL_UpdateViewport(); |
| 905 | glEnable(GL_SCISSOR_TEST); |
| 906 | OGL.renderState = RS_TRIANGLE; |
| 907 | } |
| 908 | |
| 909 | glDrawElements(GL_TRIANGLES, OGL.triangles.num, GL_UNSIGNED_BYTE, OGL.triangles.elements); |
| 910 | OGL.triangles.num = 0; |
| 911 | |
| 912 | #ifdef __TRIBUFFER_OPT |
| 913 | __indexmap_clear(); |
| 914 | #endif |
| 915 | } |
| 916 | |
| 917 | void OGL_DrawLine(int v0, int v1, float width ) |
| 918 | { |
| 919 | if (OGL.renderingToTexture && config.ignoreOffscreenRendering) return; |
| 920 | |
| 921 | if ((config.updateMode == SCREEN_UPDATE_AT_1ST_PRIMITIVE) && OGL.screenUpdate) |
| 922 | OGL_SwapBuffers(); |
| 923 | |
| 924 | if (gSP.changed || gDP.changed) |
| 925 | OGL_UpdateStates(); |
| 926 | |
| 927 | if (OGL.renderState != RS_LINE || scProgramChanged) |
| 928 | { |
| 929 | #ifdef RENDERSTATE_TEST |
| 930 | StateChanges++; |
| 931 | #endif |
| 932 | OGL_SetColorArray(); |
| 933 | glDisableVertexAttribArray(SC_TEXCOORD0); |
| 934 | glDisableVertexAttribArray(SC_TEXCOORD1); |
| 935 | glVertexAttribPointer(SC_POSITION, 4, GL_FLOAT, GL_FALSE, sizeof(SPVertex), &OGL.triangles.vertices[0].x); |
| 936 | glVertexAttribPointer(SC_COLOR, 4, GL_FLOAT, GL_FALSE, sizeof(SPVertex), &OGL.triangles.vertices[0].r); |
| 937 | |
| 938 | SC_ForceUniform1f(uRenderState, RS_LINE); |
| 939 | OGL_UpdateCullFace(); |
| 940 | OGL_UpdateViewport(); |
| 941 | OGL.renderState = RS_LINE; |
| 942 | } |
| 943 | |
| 944 | unsigned short elem[2]; |
| 945 | elem[0] = v0; |
| 946 | elem[1] = v1; |
| 947 | glLineWidth( width * OGL.scaleX ); |
| 948 | glDrawElements(GL_LINES, 2, GL_UNSIGNED_SHORT, elem); |
| 949 | } |
| 950 | |
| 951 | void OGL_DrawRect( int ulx, int uly, int lrx, int lry, float *color) |
| 952 | { |
| 953 | if (OGL.renderingToTexture && config.ignoreOffscreenRendering) return; |
| 954 | |
| 955 | if ((config.updateMode == SCREEN_UPDATE_AT_1ST_PRIMITIVE) && OGL.screenUpdate) |
| 956 | OGL_SwapBuffers(); |
| 957 | |
| 958 | if (gSP.changed || gDP.changed) |
| 959 | OGL_UpdateStates(); |
| 960 | |
| 961 | if (OGL.renderState != RS_RECT || scProgramChanged) |
| 962 | { |
| 963 | glDisableVertexAttribArray(SC_COLOR); |
| 964 | glDisableVertexAttribArray(SC_TEXCOORD0); |
| 965 | glDisableVertexAttribArray(SC_TEXCOORD1); |
| 966 | SC_ForceUniform1f(uRenderState, RS_RECT); |
| 967 | } |
| 968 | |
| 969 | if (OGL.renderState != RS_RECT) |
| 970 | { |
| 971 | #ifdef RENDERSTATE_TEST |
| 972 | StateChanges++; |
| 973 | #endif |
| 974 | glVertexAttrib4f(SC_POSITION, 0, 0, gSP.viewport.nearz, 1.0); |
| 975 | glVertexAttribPointer(SC_POSITION, 2, GL_FLOAT, GL_FALSE, sizeof(GLVertex), &OGL.rect[0].x); |
| 976 | OGL.renderState = RS_RECT; |
| 977 | } |
| 978 | |
| 979 | glViewport(config.framebuffer.xpos, config.framebuffer.ypos, config.framebuffer.width, config.framebuffer.height ); |
| 980 | glDisable(GL_SCISSOR_TEST); |
| 981 | glDisable(GL_CULL_FACE); |
| 982 | |
| 983 | OGL.rect[0].x = (float) ulx * (2.0f * VI.rwidth) - 1.0; |
| 984 | OGL.rect[0].y = (float) uly * (-2.0f * VI.rheight) + 1.0; |
| 985 | OGL.rect[1].x = (float) (lrx+1) * (2.0f * VI.rwidth) - 1.0; |
| 986 | OGL.rect[1].y = OGL.rect[0].y; |
| 987 | OGL.rect[2].x = OGL.rect[0].x; |
| 988 | OGL.rect[2].y = (float) (lry+1) * (-2.0f * VI.rheight) + 1.0; |
| 989 | OGL.rect[3].x = OGL.rect[1].x; |
| 990 | OGL.rect[3].y = OGL.rect[2].y; |
| 991 | |
| 992 | glVertexAttrib4fv(SC_COLOR, color); |
| 993 | glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); |
| 994 | glEnable(GL_SCISSOR_TEST); |
| 995 | OGL_UpdateViewport(); |
| 996 | |
| 997 | } |
| 998 | |
| 999 | void OGL_DrawTexturedRect( float ulx, float uly, float lrx, float lry, float uls, float ult, float lrs, float lrt, bool flip ) |
| 1000 | { |
| 1001 | if (config.hackBanjoTooie) |
| 1002 | { |
| 1003 | if (gDP.textureImage.width == gDP.colorImage.width && |
| 1004 | gDP.textureImage.format == G_IM_FMT_CI && |
| 1005 | gDP.textureImage.size == G_IM_SIZ_8b) |
| 1006 | { |
| 1007 | return; |
| 1008 | } |
| 1009 | } |
| 1010 | |
| 1011 | if (OGL.renderingToTexture && config.ignoreOffscreenRendering) return; |
| 1012 | |
| 1013 | if ((config.updateMode == SCREEN_UPDATE_AT_1ST_PRIMITIVE) && OGL.screenUpdate) |
| 1014 | OGL_SwapBuffers(); |
| 1015 | |
| 1016 | if (gSP.changed || gDP.changed) |
| 1017 | OGL_UpdateStates(); |
| 1018 | |
| 1019 | if (OGL.renderState != RS_TEXTUREDRECT || scProgramChanged) |
| 1020 | { |
| 1021 | glDisableVertexAttribArray(SC_COLOR); |
| 1022 | OGL_SetTexCoordArrays(); |
| 1023 | SC_ForceUniform1f(uRenderState, RS_TEXTUREDRECT); |
| 1024 | } |
| 1025 | |
| 1026 | if (OGL.renderState != RS_TEXTUREDRECT) |
| 1027 | { |
| 1028 | #ifdef RENDERSTATE_TEST |
| 1029 | StateChanges++; |
| 1030 | #endif |
| 1031 | glVertexAttrib4f(SC_COLOR, 0, 0, 0, 0); |
| 1032 | glVertexAttrib4f(SC_POSITION, 0, 0, (gDP.otherMode.depthSource == G_ZS_PRIM) ? gDP.primDepth.z : gSP.viewport.nearz, 1.0); |
| 1033 | glVertexAttribPointer(SC_POSITION, 2, GL_FLOAT, GL_FALSE, sizeof(GLVertex), &OGL.rect[0].x); |
| 1034 | glVertexAttribPointer(SC_TEXCOORD0, 2, GL_FLOAT, GL_FALSE, sizeof(GLVertex), &OGL.rect[0].s0); |
| 1035 | glVertexAttribPointer(SC_TEXCOORD1, 2, GL_FLOAT, GL_FALSE, sizeof(GLVertex), &OGL.rect[0].s1); |
| 1036 | OGL.renderState = RS_TEXTUREDRECT; |
| 1037 | } |
| 1038 | |
| 1039 | glViewport(config.framebuffer.xpos, config.framebuffer.ypos, config.framebuffer.width, config.framebuffer.height); |
| 1040 | glDisable(GL_CULL_FACE); |
| 1041 | |
| 1042 | OGL.rect[0].x = (float) ulx * (2.0f * VI.rwidth) - 1.0f; |
| 1043 | OGL.rect[0].y = (float) uly * (-2.0f * VI.rheight) + 1.0f; |
| 1044 | OGL.rect[1].x = (float) (lrx) * (2.0f * VI.rwidth) - 1.0f; |
| 1045 | OGL.rect[1].y = OGL.rect[0].y; |
| 1046 | OGL.rect[2].x = OGL.rect[0].x; |
| 1047 | OGL.rect[2].y = (float) (lry) * (-2.0f * VI.rheight) + 1.0f; |
| 1048 | OGL.rect[3].x = OGL.rect[1].x; |
| 1049 | OGL.rect[3].y = OGL.rect[2].y; |
| 1050 | |
| 1051 | if (scProgramCurrent->usesT0 && cache.current[0] && gSP.textureTile[0]) |
| 1052 | { |
| 1053 | OGL.rect[0].s0 = uls * cache.current[0]->shiftScaleS - gSP.textureTile[0]->fuls; |
| 1054 | OGL.rect[0].t0 = ult * cache.current[0]->shiftScaleT - gSP.textureTile[0]->fult; |
| 1055 | OGL.rect[3].s0 = (lrs + 1.0f) * cache.current[0]->shiftScaleS - gSP.textureTile[0]->fuls; |
| 1056 | OGL.rect[3].t0 = (lrt + 1.0f) * cache.current[0]->shiftScaleT - gSP.textureTile[0]->fult; |
| 1057 | |
| 1058 | if ((cache.current[0]->maskS) && !(cache.current[0]->mirrorS) && (fmod( OGL.rect[0].s0, cache.current[0]->width ) == 0.0f)) |
| 1059 | { |
| 1060 | OGL.rect[3].s0 -= OGL.rect[0].s0; |
| 1061 | OGL.rect[0].s0 = 0.0f; |
| 1062 | } |
| 1063 | |
| 1064 | if ((cache.current[0]->maskT) && !(cache.current[0]->mirrorT) && (fmod( OGL.rect[0].t0, cache.current[0]->height ) == 0.0f)) |
| 1065 | { |
| 1066 | OGL.rect[3].t0 -= OGL.rect[0].t0; |
| 1067 | OGL.rect[0].t0 = 0.0f; |
| 1068 | } |
| 1069 | |
| 1070 | glActiveTexture( GL_TEXTURE0); |
| 1071 | if ((OGL.rect[0].s0 >= 0.0f) && (OGL.rect[3].s0 <= cache.current[0]->width)) |
| 1072 | glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE ); |
| 1073 | |
| 1074 | if ((OGL.rect[0].t0 >= 0.0f) && (OGL.rect[3].t0 <= cache.current[0]->height)) |
| 1075 | glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE ); |
| 1076 | |
| 1077 | OGL.rect[0].s0 *= cache.current[0]->scaleS; |
| 1078 | OGL.rect[0].t0 *= cache.current[0]->scaleT; |
| 1079 | OGL.rect[3].s0 *= cache.current[0]->scaleS; |
| 1080 | OGL.rect[3].t0 *= cache.current[0]->scaleT; |
| 1081 | } |
| 1082 | |
| 1083 | if (scProgramCurrent->usesT1 && cache.current[1] && gSP.textureTile[1]) |
| 1084 | { |
| 1085 | OGL.rect[0].s1 = uls * cache.current[1]->shiftScaleS - gSP.textureTile[1]->fuls; |
| 1086 | OGL.rect[0].t1 = ult * cache.current[1]->shiftScaleT - gSP.textureTile[1]->fult; |
| 1087 | OGL.rect[3].s1 = (lrs + 1.0f) * cache.current[1]->shiftScaleS - gSP.textureTile[1]->fuls; |
| 1088 | OGL.rect[3].t1 = (lrt + 1.0f) * cache.current[1]->shiftScaleT - gSP.textureTile[1]->fult; |
| 1089 | |
| 1090 | if ((cache.current[1]->maskS) && (fmod( OGL.rect[0].s1, cache.current[1]->width ) == 0.0f) && !(cache.current[1]->mirrorS)) |
| 1091 | { |
| 1092 | OGL.rect[3].s1 -= OGL.rect[0].s1; |
| 1093 | OGL.rect[0].s1 = 0.0f; |
| 1094 | } |
| 1095 | |
| 1096 | if ((cache.current[1]->maskT) && (fmod( OGL.rect[0].t1, cache.current[1]->height ) == 0.0f) && !(cache.current[1]->mirrorT)) |
| 1097 | { |
| 1098 | OGL.rect[3].t1 -= OGL.rect[0].t1; |
| 1099 | OGL.rect[0].t1 = 0.0f; |
| 1100 | } |
| 1101 | |
| 1102 | glActiveTexture( GL_TEXTURE1); |
| 1103 | if ((OGL.rect[0].s1 == 0.0f) && (OGL.rect[3].s1 <= cache.current[1]->width)) |
| 1104 | glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE ); |
| 1105 | |
| 1106 | if ((OGL.rect[0].t1 == 0.0f) && (OGL.rect[3].t1 <= cache.current[1]->height)) |
| 1107 | glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE ); |
| 1108 | |
| 1109 | OGL.rect[0].s1 *= cache.current[1]->scaleS; |
| 1110 | OGL.rect[0].t1 *= cache.current[1]->scaleT; |
| 1111 | OGL.rect[3].s1 *= cache.current[1]->scaleS; |
| 1112 | OGL.rect[3].t1 *= cache.current[1]->scaleT; |
| 1113 | } |
| 1114 | |
| 1115 | if ((gDP.otherMode.cycleType == G_CYC_COPY) && !config.texture.forceBilinear) |
| 1116 | { |
| 1117 | glActiveTexture(GL_TEXTURE0); |
| 1118 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST ); |
| 1119 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST ); |
| 1120 | } |
| 1121 | |
| 1122 | if (flip) |
| 1123 | { |
| 1124 | OGL.rect[1].s0 = OGL.rect[0].s0; |
| 1125 | OGL.rect[1].t0 = OGL.rect[3].t0; |
| 1126 | OGL.rect[1].s1 = OGL.rect[0].s1; |
| 1127 | OGL.rect[1].t1 = OGL.rect[3].t1; |
| 1128 | OGL.rect[2].s0 = OGL.rect[3].s0; |
| 1129 | OGL.rect[2].t0 = OGL.rect[0].t0; |
| 1130 | OGL.rect[2].s1 = OGL.rect[3].s1; |
| 1131 | OGL.rect[2].t1 = OGL.rect[0].t1; |
| 1132 | } |
| 1133 | else |
| 1134 | { |
| 1135 | OGL.rect[1].s0 = OGL.rect[3].s0; |
| 1136 | OGL.rect[1].t0 = OGL.rect[0].t0; |
| 1137 | OGL.rect[1].s1 = OGL.rect[3].s1; |
| 1138 | OGL.rect[1].t1 = OGL.rect[0].t1; |
| 1139 | OGL.rect[2].s0 = OGL.rect[0].s0; |
| 1140 | OGL.rect[2].t0 = OGL.rect[3].t0; |
| 1141 | OGL.rect[2].s1 = OGL.rect[0].s1; |
| 1142 | OGL.rect[2].t1 = OGL.rect[3].t1; |
| 1143 | } |
| 1144 | |
| 1145 | glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); |
| 1146 | OGL_UpdateViewport(); |
| 1147 | } |
| 1148 | |
| 1149 | void OGL_ClearDepthBuffer() |
| 1150 | { |
| 1151 | if (OGL.renderingToTexture && config.ignoreOffscreenRendering) return; |
| 1152 | |
| 1153 | if ((config.updateMode == SCREEN_UPDATE_AT_1ST_PRIMITIVE) && OGL.screenUpdate) |
| 1154 | OGL_SwapBuffers(); |
| 1155 | |
| 1156 | //float depth = 1.0 - (gDP.fillColor.z / ((float)0x3FFF)); // broken on OMAP3 |
| 1157 | float depth = gDP.fillColor.z ; |
| 1158 | |
| 1159 | /////// paulscode, graphics bug-fixes |
| 1160 | glDisable( GL_SCISSOR_TEST ); |
| 1161 | glDepthMask( GL_TRUE ); // fixes side-bar graphics glitches |
| 1162 | // glClearDepthf( depth ); // broken on Qualcomm Adreno |
| 1163 | glClearDepthf( 1.0f ); // fixes missing graphics on Qualcomm Adreno |
| 1164 | glClearColor( 0, 0, 0, 1 ); |
| 1165 | glClear( GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT ); |
| 1166 | OGL_UpdateDepthUpdate(); |
| 1167 | glEnable( GL_SCISSOR_TEST ); |
| 1168 | //////// |
| 1169 | } |
| 1170 | |
| 1171 | void OGL_ClearColorBuffer( float *color ) |
| 1172 | { |
| 1173 | if (OGL.renderingToTexture && config.ignoreOffscreenRendering) return; |
| 1174 | |
| 1175 | if ((config.updateMode == SCREEN_UPDATE_AT_1ST_PRIMITIVE) && OGL.screenUpdate) |
| 1176 | OGL_SwapBuffers(); |
| 1177 | |
| 1178 | glScissor(config.framebuffer.xpos, config.framebuffer.ypos, config.framebuffer.width, config.framebuffer.height); |
| 1179 | glClearColor( color[0], color[1], color[2], color[3] ); |
| 1180 | glClear( GL_COLOR_BUFFER_BIT ); |
| 1181 | OGL_UpdateScissor(); |
| 1182 | |
| 1183 | } |
| 1184 | |
| 1185 | int OGL_CheckError() |
| 1186 | { |
| 1187 | GLenum e = glGetError(); |
| 1188 | if (e != GL_NO_ERROR) |
| 1189 | { |
| 1190 | printf("GL Error: "); |
| 1191 | switch(e) |
| 1192 | { |
| 1193 | case GL_INVALID_ENUM: printf("INVALID ENUM"); break; |
| 1194 | case GL_INVALID_VALUE: printf("INVALID VALUE"); break; |
| 1195 | case GL_INVALID_OPERATION: printf("INVALID OPERATION"); break; |
| 1196 | case GL_OUT_OF_MEMORY: printf("OUT OF MEMORY"); break; |
| 1197 | } |
| 1198 | printf("\n"); |
| 1199 | return 1; |
| 1200 | } |
| 1201 | return 0; |
| 1202 | } |
| 1203 | |
| 1204 | void OGL_UpdateFrameTime() |
| 1205 | { |
| 1206 | unsigned ticks = ticksGetTicks(); |
| 1207 | static unsigned lastFrameTicks = 0; |
| 1208 | for(int i = OGL_FRAMETIME_NUM-1; i > 0; i--) OGL.frameTime[i] = OGL.frameTime[i-1]; |
| 1209 | OGL.frameTime[0] = ticks - lastFrameTicks; |
| 1210 | lastFrameTicks = ticks; |
| 1211 | } |
| 1212 | |
| 1213 | void OGL_SwapBuffers() |
| 1214 | { |
| 1215 | //OGL_DrawTriangles(); |
| 1216 | scProgramChanged = 0; |
| 1217 | #if 0 |
| 1218 | static int frames = 0; |
| 1219 | static unsigned lastTicks = 0; |
| 1220 | unsigned ticks = ticksGetTicks(); |
| 1221 | |
| 1222 | frames++; |
| 1223 | if (ticks >= (lastTicks + 1000)) |
| 1224 | { |
| 1225 | |
| 1226 | float fps = 1000.0f * (float) frames / (ticks - lastTicks); |
| 1227 | LOG(LOG_MINIMAL, "fps = %.2f \n", fps); |
| 1228 | LOG(LOG_MINIMAL, "skipped frame = %i of %i \n", OGL.frameSkipped, frames + OGL.frameSkipped); |
| 1229 | |
| 1230 | OGL.frameSkipped = 0; |
| 1231 | |
| 1232 | #ifdef BATCH_TEST |
| 1233 | LOG(LOG_MINIMAL, "time spent in draw calls per frame = %.2f ms\n", (float)TotalDrawTime / frames); |
| 1234 | LOG(LOG_MINIMAL, "average draw calls per frame = %.0f\n", (float)TotalDrawCalls / frames); |
| 1235 | LOG(LOG_MINIMAL, "average vertices per draw call = %.2f\n", (float)TotalTriangles / TotalDrawCalls); |
| 1236 | TotalDrawCalls = 0; |
| 1237 | TotalTriangles = 0; |
| 1238 | TotalDrawTime = 0; |
| 1239 | #endif |
| 1240 | |
| 1241 | #ifdef SHADER_TEST |
| 1242 | LOG(LOG_MINIMAL, "average shader changes per frame = %f\n", (float)ProgramSwaps / frames); |
| 1243 | ProgramSwaps = 0; |
| 1244 | #endif |
| 1245 | |
| 1246 | #ifdef TEXTURECACHE_TEST |
| 1247 | LOG(LOG_MINIMAL, "texture cache time per frame: %.2f ms\n", (float)TextureCacheTime/ frames); |
| 1248 | LOG(LOG_MINIMAL, "texture cache per frame: hits=%.2f misses=%.2f\n", (float)cache.hits / frames, |
| 1249 | (float)cache.misses / frames); |
| 1250 | cache.hits = cache.misses = 0; |
| 1251 | TextureCacheTime = 0; |
| 1252 | |
| 1253 | #endif |
| 1254 | frames = 0; |
| 1255 | lastTicks = ticks; |
| 1256 | } |
| 1257 | #endif |
| 1258 | |
| 1259 | |
| 1260 | #ifdef PROFILE_GBI |
| 1261 | u32 profileTicks = ticksGetTicks(); |
| 1262 | static u32 profileLastTicks = 0; |
| 1263 | if (profileTicks >= (profileLastTicks + 5000)) |
| 1264 | { |
| 1265 | LOG(LOG_MINIMAL, "GBI PROFILE DATA: %i ms \n", profileTicks - profileLastTicks); |
| 1266 | LOG(LOG_MINIMAL, "=========================================================\n"); |
| 1267 | GBI_ProfilePrint(stdout); |
| 1268 | LOG(LOG_MINIMAL, "=========================================================\n"); |
| 1269 | GBI_ProfileReset(); |
| 1270 | profileLastTicks = profileTicks; |
| 1271 | } |
| 1272 | #endif |
| 1273 | |
| 1274 | if (config.framebuffer.enable) |
| 1275 | { |
| 1276 | glBindFramebuffer(GL_FRAMEBUFFER, 0); |
| 1277 | glClearColor( 0, 0, 0, 1 ); |
| 1278 | glClear( GL_COLOR_BUFFER_BIT ); |
| 1279 | |
| 1280 | glUseProgram(OGL.defaultProgram); |
| 1281 | glDisable(GL_SCISSOR_TEST); |
| 1282 | glDisable(GL_DEPTH_TEST); |
| 1283 | glViewport(config.window.xpos, config.window.ypos, config.window.width, config.window.height); |
| 1284 | |
| 1285 | static const float vert[] = |
| 1286 | { |
| 1287 | -1.0, -1.0, +0.0, +0.0, |
| 1288 | +1.0, -1.0, +1.0, +0.0, |
| 1289 | -1.0, +1.0, +0.0, +1.0, |
| 1290 | +1.0, +1.0, +1.0, +1.0 |
| 1291 | }; |
| 1292 | |
| 1293 | glActiveTexture(GL_TEXTURE0); |
| 1294 | glBindTexture(GL_TEXTURE_2D, OGL.framebuffer.color_buffer); |
| 1295 | if (config.framebuffer.bilinear) |
| 1296 | { |
| 1297 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
| 1298 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| 1299 | } |
| 1300 | else |
| 1301 | { |
| 1302 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); |
| 1303 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); |
| 1304 | } |
| 1305 | |
| 1306 | glEnableVertexAttribArray(0); |
| 1307 | glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float), (float*)vert); |
| 1308 | glEnableVertexAttribArray(1); |
| 1309 | glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float), (float*)vert + 2); |
| 1310 | glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); |
| 1311 | |
| 1312 | Android_JNI_SwapWindow(); // paulscode, fix for black-screen bug |
| 1313 | |
| 1314 | glBindFramebuffer(GL_FRAMEBUFFER, OGL.framebuffer.fb); |
| 1315 | OGL_UpdateViewport(); |
| 1316 | if (scProgramCurrent) glUseProgram(scProgramCurrent->program); |
| 1317 | OGL.renderState = RS_NONE; |
| 1318 | } |
| 1319 | else |
| 1320 | { |
| 1321 | Android_JNI_SwapWindow(); // paulscode, fix for black-screen bug |
| 1322 | } |
| 1323 | |
| 1324 | // if emulator defined a render callback function, call it before |
| 1325 | // buffer swap |
| 1326 | if (renderCallback) (*renderCallback)(); |
| 1327 | |
| 1328 | OGL.screenUpdate = false; |
| 1329 | |
| 1330 | if (config.forceBufferClear) |
| 1331 | { |
| 1332 | /////// paulscode, graphics bug-fixes |
| 1333 | float depth = gDP.fillColor.z ; |
| 1334 | glDisable( GL_SCISSOR_TEST ); |
| 1335 | glDepthMask( GL_TRUE ); // fixes side-bar graphics glitches |
| 1336 | // glClearDepthf( depth ); // broken on Qualcomm Adreno |
| 1337 | glClearDepthf( 1.0f ); // fixes missing graphics on Qualcomm Adreno |
| 1338 | glClearColor( 0, 0, 0, 1 ); |
| 1339 | glClear( GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT ); |
| 1340 | OGL_UpdateDepthUpdate(); |
| 1341 | glEnable( GL_SCISSOR_TEST ); |
| 1342 | /////// |
| 1343 | } |
| 1344 | |
| 1345 | } |
| 1346 | |
| 1347 | void OGL_ReadScreen( void *dest, int *width, int *height ) |
| 1348 | { |
| 1349 | if (width) |
| 1350 | *width = config.framebuffer.width; |
| 1351 | if (height) |
| 1352 | *height = config.framebuffer.height; |
| 1353 | |
| 1354 | if (dest == NULL) |
| 1355 | return; |
| 1356 | |
| 1357 | glReadPixels( config.framebuffer.xpos, config.framebuffer.ypos, |
| 1358 | config.framebuffer.width, config.framebuffer.height, |
| 1359 | GL_RGBA, GL_UNSIGNED_BYTE, dest ); |
| 1360 | } |
| 1361 | |