| 1 | /***************************************************************************\r |
| 2 | draw.c - description\r |
| 3 | -------------------\r |
| 4 | begin : Sun Mar 08 2009\r |
| 5 | copyright : (C) 1999-2009 by Pete Bernert\r |
| 6 | web : www.pbernert.com \r |
| 7 | ***************************************************************************/\r |
| 8 | \r |
| 9 | /***************************************************************************\r |
| 10 | * *\r |
| 11 | * This program is free software; you can redistribute it and/or modify *\r |
| 12 | * it under the terms of the GNU General Public License as published by *\r |
| 13 | * the Free Software Foundation; either version 2 of the License, or *\r |
| 14 | * (at your option) any later version. See also the license.txt file for *\r |
| 15 | * additional informations. *\r |
| 16 | * *\r |
| 17 | ***************************************************************************/\r |
| 18 | \r |
| 19 | //*************************************************************************// \r |
| 20 | // History of changes:\r |
| 21 | //\r |
| 22 | // 2009/03/08 - Pete \r |
| 23 | // - generic cleanup for the Peops release\r |
| 24 | //\r |
| 25 | //*************************************************************************// \r |
| 26 | \r |
| 27 | \r |
| 28 | #define _IN_DRAW\r |
| 29 | \r |
| 30 | #ifdef _WINDOWS\r |
| 31 | #include "stdafx.h"\r |
| 32 | #include <stdio.h>\r |
| 33 | #include <stdlib.h>\r |
| 34 | #include <math.h>\r |
| 35 | #include "externals.h"\r |
| 36 | #include "gpu.h"\r |
| 37 | #include "draw.h"\r |
| 38 | #include "prim.h"\r |
| 39 | #include "texture.h"\r |
| 40 | #else\r |
| 41 | #include "gpuExternals.h"\r |
| 42 | #include "gpuPlugin.h"\r |
| 43 | #include "gpuDraw.h"\r |
| 44 | #include "gpuPrim.h"\r |
| 45 | #include "gpuTexture.h"\r |
| 46 | #include "gpuStdafx.h"\r |
| 47 | \r |
| 48 | #include <stdio.h>\r |
| 49 | #include <stdlib.h>\r |
| 50 | #include <math.h>\r |
| 51 | #endif\r |
| 52 | //#include "menu.h"\r |
| 53 | \r |
| 54 | ////////////////////////////////////////////////////////////////////////////////////\r |
| 55 | // defines\r |
| 56 | \r |
| 57 | #define SIGNBIT 0x800\r |
| 58 | #define S_MASK 0xf000\r |
| 59 | #define L_MASK 0xfffff000\r |
| 60 | \r |
| 61 | // ownscale: some ogl drivers have buggy texture matrix funcs, so it\r |
| 62 | // is safer to calc sow/tow ourselves\r |
| 63 | \r |
| 64 | #ifdef OWNSCALE\r |
| 65 | \r |
| 66 | ///////////////////////////////////////////////////////////////\r |
| 67 | \r |
| 68 | #define ST_FACSPRITE 255.99f\r |
| 69 | #define ST_BFFACSPRITE 0.5f/256.0f\r |
| 70 | #define ST_BFFACSPRITESORT 0.333f/256.0f\r |
| 71 | \r |
| 72 | #define ST_OFFSET 0.5f/256.0f;\r |
| 73 | \r |
| 74 | #define ST_FAC 255.99f\r |
| 75 | #define ST_BFFAC 0.5f/256.0f\r |
| 76 | #define ST_BFFACSORT 0.333f/256.0f\r |
| 77 | \r |
| 78 | #define ST_FACTRI 255.99f\r |
| 79 | #define ST_BFFACTRI 0.5f/256.0f\r |
| 80 | #define ST_BFFACTRISORT 0.333f/256.0f\r |
| 81 | \r |
| 82 | #define ST_FACVRAMX 255.0f\r |
| 83 | #define ST_FACVRAM 256.0f\r |
| 84 | \r |
| 85 | ///////////////////////////////////////////////////////////////\r |
| 86 | \r |
| 87 | #else\r |
| 88 | \r |
| 89 | #define ST_BFFACSPRITE 0.5f\r |
| 90 | #define ST_BFFACSPRITESORT 0.333f\r |
| 91 | \r |
| 92 | #define ST_BFFAC 0.5f\r |
| 93 | #define ST_BFFACSORT 0.333f\r |
| 94 | \r |
| 95 | #define ST_BFFACTRI 0.5f\r |
| 96 | #define ST_BFFACTRISORT 0.333f\r |
| 97 | \r |
| 98 | #define ST_OFFSET 0.5f;\r |
| 99 | \r |
| 100 | #endif\r |
| 101 | \r |
| 102 | ////////////////////////////////////////////////////////////////////////////////////\r |
| 103 | // draw globals\r |
| 104 | \r |
| 105 | #ifdef _WINDOWS\r |
| 106 | HDC dcGlobal=NULL;\r |
| 107 | HWND hWWindow;\r |
| 108 | #else\r |
| 109 | void glBlendEquationEXT(GLenum mode);\r |
| 110 | void glColorTableEXT(GLenum target, GLenum internalFormat, GLsizei width, GLenum format,GLenum type, const GLvoid *data);\r |
| 111 | #endif\r |
| 112 | \r |
| 113 | // draw globals; most will be initialized again later (by config or checks) \r |
| 114 | \r |
| 115 | BOOL bIsFirstFrame=TRUE;\r |
| 116 | \r |
| 117 | // resolution/ratio vars\r |
| 118 | \r |
| 119 | int iResX;\r |
| 120 | int iResY;\r |
| 121 | BOOL bKeepRatio=FALSE;\r |
| 122 | RECT rRatioRect;\r |
| 123 | \r |
| 124 | // psx mask related vars\r |
| 125 | \r |
| 126 | BOOL bCheckMask=FALSE;\r |
| 127 | int iUseMask=0;\r |
| 128 | int iSetMask=0;\r |
| 129 | unsigned short sSetMask=0;\r |
| 130 | unsigned long lSetMask=0;\r |
| 131 | \r |
| 132 | // drawing/coord vars\r |
| 133 | \r |
| 134 | OGLVertex vertex[4];\r |
| 135 | GLubyte gl_ux[8];\r |
| 136 | GLubyte gl_vy[8];\r |
| 137 | short sprtY,sprtX,sprtH,sprtW;\r |
| 138 | \r |
| 139 | // drawing options\r |
| 140 | \r |
| 141 | BOOL bOpaquePass;\r |
| 142 | BOOL bAdvancedBlend;\r |
| 143 | \r |
| 144 | // OGL extension support\r |
| 145 | \r |
| 146 | \r |
| 147 | // gfx card buffer infos\r |
| 148 | \r |
| 149 | int iDepthFunc=0;\r |
| 150 | int iZBufferDepth=0;\r |
| 151 | GLbitfield uiBufferBits=GL_COLOR_BUFFER_BIT;\r |
| 152 | \r |
| 153 | ////////////////////////////////////////////////////////////////////////\r |
| 154 | ////////////////////////////////////////////////////////////////////////\r |
| 155 | ////////////////////////////////////////////////////////////////////////\r |
| 156 | \r |
| 157 | ////////////////////////////////////////////////////////////////////////\r |
| 158 | // Set OGL pixel format\r |
| 159 | ////////////////////////////////////////////////////////////////////////\r |
| 160 | \r |
| 161 | #ifdef _WINDOWS\r |
| 162 | BOOL bSetupPixelFormat(HDC hDC)\r |
| 163 | {\r |
| 164 | int pixelformat;\r |
| 165 | static PIXELFORMATDESCRIPTOR pfd = \r |
| 166 | {\r |
| 167 | sizeof(PIXELFORMATDESCRIPTOR), // size of this pfd\r |
| 168 | 1, // version number\r |
| 169 | PFD_DRAW_TO_WINDOW | // support window\r |
| 170 | PFD_SUPPORT_OPENGL | // support OpenGL\r |
| 171 | PFD_DOUBLEBUFFER, // double buffered\r |
| 172 | PFD_TYPE_RGBA, // RGBA type\r |
| 173 | 16, // 16-bit color depth (adjusted later)\r |
| 174 | 0, 0, 0, 0, 0, 0, // color bits ignored\r |
| 175 | 0, // no alpha buffer\r |
| 176 | 0, // shift bit ignored\r |
| 177 | 0, // no accumulation buffer\r |
| 178 | 0, 0, 0, 0, // accum bits ignored\r |
| 179 | 0, // z-buffer \r |
| 180 | 0,\r |
| 181 | 0, // no auxiliary buffer\r |
| 182 | PFD_MAIN_PLANE, // main layer\r |
| 183 | 0, // reserved\r |
| 184 | 0, 0, 0 // layer masks ignored\r |
| 185 | };\r |
| 186 | \r |
| 187 | pfd.cColorBits=iColDepth; // set user color depth\r |
| 188 | pfd.cDepthBits=iZBufferDepth; // set user zbuffer (by psx mask)\r |
| 189 | \r |
| 190 | if((pixelformat=ChoosePixelFormat(hDC,&pfd))==0) \r |
| 191 | {\r |
| 192 | MessageBox(NULL,"ChoosePixelFormat failed","Error",MB_OK);\r |
| 193 | return FALSE;\r |
| 194 | }\r |
| 195 | \r |
| 196 | if(SetPixelFormat(hDC,pixelformat, &pfd)==FALSE)\r |
| 197 | {\r |
| 198 | MessageBox(NULL,"SetPixelFormat failed","Error",MB_OK);\r |
| 199 | return FALSE;\r |
| 200 | }\r |
| 201 | \r |
| 202 | return TRUE;\r |
| 203 | }\r |
| 204 | #endif\r |
| 205 | \r |
| 206 | ////////////////////////////////////////////////////////////////////////\r |
| 207 | // Get extension infos (f.e. pal textures / packed pixels)\r |
| 208 | ////////////////////////////////////////////////////////////////////////\r |
| 209 | \r |
| 210 | void GetExtInfos(void) \r |
| 211 | {\r |
| 212 | BOOL bPacked=FALSE; // default: no packed pixel support\r |
| 213 | \r |
| 214 | if(strstr((s8 *)glGetString(GL_EXTENSIONS), // packed pixels available?\r |
| 215 | "GL_EXT_packed_pixels")) \r |
| 216 | bPacked=TRUE; // -> ok\r |
| 217 | \r |
| 218 | \r |
| 219 | #ifdef _WINDOWS\r |
| 220 | iClampType=GL_CLAMP;\r |
| 221 | #else\r |
| 222 | iClampType=GL_CLAMP_TO_EDGE;\r |
| 223 | #endif\r |
| 224 | }\r |
| 225 | \r |
| 226 | ////////////////////////////////////////////////////////////////////////\r |
| 227 | // Setup some stuff depending on user settings or in-game toggle\r |
| 228 | ////////////////////////////////////////////////////////////////////////\r |
| 229 | \r |
| 230 | void SetExtGLFuncs(void)\r |
| 231 | {\r |
| 232 | //----------------------------------------------------//\r |
| 233 | \r |
| 234 | SetFixes(); // update fix infos\r |
| 235 | \r |
| 236 | //----------------------------------------------------//\r |
| 237 | \r |
| 238 | {\r |
| 239 | if(bAdvancedBlend) bUseMultiPass=TRUE; // -> pseudo-advanced with 2 passes\r |
| 240 | else bUseMultiPass=FALSE; // -> or simple 'bright color' mode\r |
| 241 | // bGLBlend=FALSE; // -> no ext blending!\r |
| 242 | \r |
| 243 | glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); \r |
| 244 | }\r |
| 245 | \r |
| 246 | if(bOpaquePass) // opaque mode?\r |
| 247 | {\r |
| 248 | if(dwActFixes&32) \r |
| 249 | {\r |
| 250 | TCF[0]=CP8RGBA_0;\r |
| 251 | PalTexturedColourFn=CP8RGBA; // -> init col func\r |
| 252 | }\r |
| 253 | else\r |
| 254 | {\r |
| 255 | TCF[0]=XP8RGBA_0;\r |
| 256 | PalTexturedColourFn=XP8RGBA; // -> init col func\r |
| 257 | }\r |
| 258 | \r |
| 259 | TCF[1]=XP8RGBA_1;\r |
| 260 | glAlphaFuncx(GL_GREATER,0.49f);\r |
| 261 | }\r |
| 262 | else // no opaque mode?\r |
| 263 | {\r |
| 264 | TCF[0]=TCF[1]=P8RGBA;\r |
| 265 | PalTexturedColourFn=P8RGBA; // -> init col func\r |
| 266 | glAlphaFuncx(GL_NOTEQUAL,0); // --> set alpha func\r |
| 267 | }\r |
| 268 | \r |
| 269 | //----------------------------------------------------//\r |
| 270 | \r |
| 271 | LoadSubTexFn=LoadSubTexturePageSort; // init load tex ptr\r |
| 272 | \r |
| 273 | bBlendEnable=FALSE; // init blending: off\r |
| 274 | glDisable(GL_BLEND);\r |
| 275 | \r |
| 276 | SetScanTrans(); // init scan lines (if wanted)\r |
| 277 | }\r |
| 278 | \r |
| 279 | ////////////////////////////////////////////////////////////////////////\r |
| 280 | // setup scan lines\r |
| 281 | ////////////////////////////////////////////////////////////////////////\r |
| 282 | \r |
| 283 | #define R_TSP 0x00,0x45,0x00,0xff\r |
| 284 | #define G_TSP 0x00,0x00,0x45,0xff\r |
| 285 | #define B_TSP 0x45,0x00,0x00,0xff\r |
| 286 | #define O_TSP 0x45,0x45,0x45,0xff\r |
| 287 | #define N_TSP 0x00,0x00,0x00,0xff\r |
| 288 | \r |
| 289 | GLuint gTexScanName=0;\r |
| 290 | \r |
| 291 | GLubyte texscan[4][16]= \r |
| 292 | {\r |
| 293 | {R_TSP, G_TSP, B_TSP, N_TSP},\r |
| 294 | {O_TSP, N_TSP, O_TSP, N_TSP},\r |
| 295 | {B_TSP, N_TSP, R_TSP, G_TSP},\r |
| 296 | {O_TSP, N_TSP, O_TSP, N_TSP}\r |
| 297 | };\r |
| 298 | \r |
| 299 | void CreateScanLines(void)\r |
| 300 | {\r |
| 301 | }\r |
| 302 | \r |
| 303 | ////////////////////////////////////////////////////////////////////////\r |
| 304 | // Initialize OGL\r |
| 305 | ////////////////////////////////////////////////////////////////////////\r |
| 306 | \r |
| 307 | #ifdef _WINDOWS \r |
| 308 | HGLRC GLCONTEXT=NULL;\r |
| 309 | #endif\r |
| 310 | \r |
| 311 | #ifdef MAEMO_CHANGES\r |
| 312 | #define MODE_RAW 0\r |
| 313 | #define MODE_X11 1\r |
| 314 | #define MODE_SDL 2\r |
| 315 | int pandora_driver_mode = MODE_RAW;\r |
| 316 | int use_fsaa = 0;\r |
| 317 | \r |
| 318 | EGLDisplay display;\r |
| 319 | EGLConfig config;\r |
| 320 | EGLContext context;\r |
| 321 | EGLSurface surface;\r |
| 322 | \r |
| 323 | #if defined(USE_X11)\r |
| 324 | #include "X11/Xlib.h"\r |
| 325 | #include "X11/Xutil.h"\r |
| 326 | #include "X11/Xatom.h"\r |
| 327 | \r |
| 328 | Window x11Window = 0;\r |
| 329 | Display* x11Display = 0;\r |
| 330 | long x11Screen = 0;\r |
| 331 | XVisualInfo x11Visual;\r |
| 332 | XVisualInfo* px11Visual = 0;\r |
| 333 | Colormap x11Colormap = 0;\r |
| 334 | #endif\r |
| 335 | \r |
| 336 | EGLint attrib_list_fsaa[] =\r |
| 337 | {\r |
| 338 | EGL_SURFACE_TYPE, EGL_WINDOW_BIT,\r |
| 339 | EGL_BUFFER_SIZE, 0,\r |
| 340 | EGL_DEPTH_SIZE, 16,\r |
| 341 | EGL_SAMPLE_BUFFERS, 1,\r |
| 342 | EGL_SAMPLES, 4,\r |
| 343 | EGL_NONE\r |
| 344 | };\r |
| 345 | \r |
| 346 | EGLint attrib_list[] =\r |
| 347 | {\r |
| 348 | EGL_SURFACE_TYPE, EGL_WINDOW_BIT,\r |
| 349 | EGL_BUFFER_SIZE, 0,\r |
| 350 | EGL_DEPTH_SIZE, 16,\r |
| 351 | EGL_NONE\r |
| 352 | };\r |
| 353 | \r |
| 354 | bool TestEGLError(const char* pszLocation)\r |
| 355 | {\r |
| 356 | /*\r |
| 357 | eglGetError returns the last error that has happened using egl,\r |
| 358 | not the status of the last called function. The user has to\r |
| 359 | check after every single egl call or at least once every frame.\r |
| 360 | */\r |
| 361 | EGLint iErr = eglGetError();\r |
| 362 | if (iErr != EGL_SUCCESS)\r |
| 363 | {\r |
| 364 | printf("%s failed (%d).\n", pszLocation, iErr);\r |
| 365 | return FALSE;\r |
| 366 | }\r |
| 367 | \r |
| 368 | return TRUE;\r |
| 369 | }\r |
| 370 | \r |
| 371 | void maemoGLinit(){\r |
| 372 | printf ("GL init\n");\r |
| 373 | \r |
| 374 | EGLint numConfigs;\r |
| 375 | EGLint majorVersion;\r |
| 376 | EGLint minorVersion;\r |
| 377 | #if defined(USE_X11)\r |
| 378 | enum\r |
| 379 | {\r |
| 380 | _NET_WM_STATE_REMOVE =0,\r |
| 381 | _NET_WM_STATE_ADD = 1,\r |
| 382 | _NET_WM_STATE_TOGGLE =2\r |
| 383 | };\r |
| 384 | \r |
| 385 | Window sRootWindow;\r |
| 386 | XSetWindowAttributes sWA;\r |
| 387 | unsigned int ui32Mask;\r |
| 388 | int i32Depth;\r |
| 389 | #endif\r |
| 390 | \r |
| 391 | EGLint *attribList = NULL;\r |
| 392 | if (use_fsaa)\r |
| 393 | {\r |
| 394 | printf( "GLES: Using Full Scene Antialiasing\n" );\r |
| 395 | attribList = attrib_list_fsaa;\r |
| 396 | }\r |
| 397 | else\r |
| 398 | {\r |
| 399 | attribList = attrib_list;\r |
| 400 | }\r |
| 401 | \r |
| 402 | #if defined(USE_X11)\r |
| 403 | pandora_driver_mode = MODE_X11; // TODO make configurable\r |
| 404 | #else\r |
| 405 | pandora_driver_mode = MODE_RAW; // TODO make configurable\r |
| 406 | #endif\r |
| 407 | \r |
| 408 | switch(pandora_driver_mode)\r |
| 409 | { \r |
| 410 | #if defined(USE_X11)\r |
| 411 | case MODE_X11:\r |
| 412 | // Initializes the display and screen\r |
| 413 | x11Display = XOpenDisplay( ":0" );\r |
| 414 | if (!x11Display)\r |
| 415 | {\r |
| 416 | printf("GLES Error: Unable to open X display\n");\r |
| 417 | }\r |
| 418 | x11Screen = XDefaultScreen( x11Display );\r |
| 419 | \r |
| 420 | // Gets the display parameters so we can pass the same parameters to the window to be created.\r |
| 421 | sRootWindow = RootWindow(x11Display, x11Screen);\r |
| 422 | i32Depth = DefaultDepth(x11Display, x11Screen);\r |
| 423 | px11Visual = &x11Visual;\r |
| 424 | XMatchVisualInfo( x11Display, x11Screen, i32Depth, TrueColor, px11Visual);\r |
| 425 | if (!px11Visual)\r |
| 426 | {\r |
| 427 | printf("GLES Error: Unable to acquire visual\n");\r |
| 428 | }\r |
| 429 | // Colormap of the specified visual type for the display.\r |
| 430 | x11Colormap = XCreateColormap( x11Display, sRootWindow, px11Visual->visual, AllocNone );\r |
| 431 | sWA.colormap = x11Colormap;\r |
| 432 | \r |
| 433 | // List of events to be handled by the application. Add to these for handling other events.\r |
| 434 | sWA.event_mask = StructureNotifyMask | ExposureMask | ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask;\r |
| 435 | \r |
| 436 | // Display capabilities list.\r |
| 437 | ui32Mask = CWBackPixel | CWBorderPixel | CWEventMask | CWColormap;\r |
| 438 | \r |
| 439 | // Creates the X11 window\r |
| 440 | x11Window = XCreateWindow( x11Display, RootWindow(x11Display, x11Screen), 0, 0, iResX, iResY,\r |
| 441 | 0, CopyFromParent, InputOutput, CopyFromParent, ui32Mask, &sWA);\r |
| 442 | \r |
| 443 | // Make the window viewable and flush the output buffer.\r |
| 444 | XMapWindow(x11Display, x11Window);\r |
| 445 | XFlush(x11Display);\r |
| 446 | \r |
| 447 | // Make the window fullscreen\r |
| 448 | unsigned char fullScreen = 1;\r |
| 449 | Atom wmState = XInternAtom(x11Display, "_NET_WM_STATE", False);\r |
| 450 | Atom wmFullScreen = XInternAtom(x11Display,"_NET_WM_STATE_FULLSCREEN", False);\r |
| 451 | \r |
| 452 | XEvent xev;\r |
| 453 | xev.xclient.type = ClientMessage;\r |
| 454 | xev.xclient.serial = 0;\r |
| 455 | xev.xclient.send_event = True;\r |
| 456 | xev.xclient.window = x11Window;\r |
| 457 | xev.xclient.message_type = wmState;\r |
| 458 | xev.xclient.format = 32;\r |
| 459 | xev.xclient.data.l[0] = (fullScreen ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE);\r |
| 460 | xev.xclient.data.l[1] = wmFullScreen;\r |
| 461 | xev.xclient.data.l[2] = 0;\r |
| 462 | \r |
| 463 | XSendEvent(x11Display, DefaultRootWindow(x11Display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);\r |
| 464 | \r |
| 465 | display = eglGetDisplay( (EGLNativeDisplayType)x11Display );\r |
| 466 | break;\r |
| 467 | #endif\r |
| 468 | case MODE_RAW:\r |
| 469 | default:\r |
| 470 | display = eglGetDisplay( (EGLNativeDisplayType)0 );\r |
| 471 | break;\r |
| 472 | }\r |
| 473 | \r |
| 474 | if( display == EGL_NO_DISPLAY )\r |
| 475 | {\r |
| 476 | printf( "GLES EGL Error: GL No Display\n" );\r |
| 477 | }\r |
| 478 | \r |
| 479 | if( !eglInitialize( display, &majorVersion, &minorVersion ) )\r |
| 480 | {\r |
| 481 | printf( "GLES EGL Error: eglInitialize failed\n" );\r |
| 482 | }\r |
| 483 | \r |
| 484 | if( !eglChooseConfig( display, attribList, &config, 1, &numConfigs ) )\r |
| 485 | {\r |
| 486 | printf( "GLES EGL Error: eglChooseConfig failed\n" );\r |
| 487 | }\r |
| 488 | \r |
| 489 | context = eglCreateContext( display, config, NULL, NULL );\r |
| 490 | if( context==0 )\r |
| 491 | {\r |
| 492 | printf( "GLES EGL Error: eglCreateContext failed\n" );\r |
| 493 | }\r |
| 494 | \r |
| 495 | switch(pandora_driver_mode)\r |
| 496 | {\r |
| 497 | #if defined(USE_X11)\r |
| 498 | case MODE_X11:\r |
| 499 | surface = eglCreateWindowSurface( display, config, (EGLNativeDisplayType)x11Window, NULL );\r |
| 500 | break;\r |
| 501 | #endif\r |
| 502 | case MODE_RAW:\r |
| 503 | default:\r |
| 504 | surface = eglCreateWindowSurface( display, config, (EGLNativeDisplayType)0, NULL );\r |
| 505 | break;\r |
| 506 | }\r |
| 507 | \r |
| 508 | eglMakeCurrent( display, surface, surface, context );\r |
| 509 | if (!TestEGLError("eglMakeCurrent"))\r |
| 510 | printf("error eglMakeCurrent");\r |
| 511 | else\r |
| 512 | printf("GLES Window Opened\n");\r |
| 513 | }\r |
| 514 | #endif\r |
| 515 | \r |
| 516 | int GLinitialize() \r |
| 517 | {\r |
| 518 | //----------------------------------------------------// \r |
| 519 | #ifdef _WINDOWS\r |
| 520 | HGLRC objectRC;\r |
| 521 | // init\r |
| 522 | dcGlobal = GetDC(hWWindow); // FIRST: dc/rc stuff\r |
| 523 | objectRC = wglCreateContext(dcGlobal); \r |
| 524 | GLCONTEXT=objectRC;\r |
| 525 | wglMakeCurrent(dcGlobal, objectRC);\r |
| 526 | // CheckWGLExtensions(dcGlobal);\r |
| 527 | if(bWindowMode) ReleaseDC(hWWindow,dcGlobal); // win mode: release dc again\r |
| 528 | #endif\r |
| 529 | #ifdef MAEMO_CHANGES\r |
| 530 | maemoGLinit();\r |
| 531 | #endif\r |
| 532 | //----------------------------------------------------// \r |
| 533 | \r |
| 534 | glViewport(rRatioRect.left, // init viewport by ratio rect\r |
| 535 | iResY-(rRatioRect.top+rRatioRect.bottom),\r |
| 536 | rRatioRect.right, \r |
| 537 | rRatioRect.bottom); \r |
| 538 | \r |
| 539 | glScissor(0, 0, iResX, iResY); // init clipping (fullscreen)\r |
| 540 | glEnable(GL_SCISSOR_TEST); \r |
| 541 | \r |
| 542 | #ifndef OWNSCALE\r |
| 543 | glMatrixMode(GL_TEXTURE); // init psx tex sow and tow if not "ownscale"\r |
| 544 | glLoadIdentity();\r |
| 545 | glScalef(1.0f/255.99f,1.0f/255.99f,1.0f); // geforce precision hack\r |
| 546 | #endif \r |
| 547 | \r |
| 548 | glMatrixMode(GL_PROJECTION); // init projection with psx resolution\r |
| 549 | glLoadIdentity();\r |
| 550 | glOrtho(0,PSXDisplay.DisplayMode.x,\r |
| 551 | PSXDisplay.DisplayMode.y, 0, -1, 1);\r |
| 552 | \r |
| 553 | if(iZBufferDepth) // zbuffer?\r |
| 554 | {\r |
| 555 | uiBufferBits=GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT;\r |
| 556 | glEnable(GL_DEPTH_TEST); \r |
| 557 | glDepthFunc(GL_ALWAYS);\r |
| 558 | iDepthFunc=1;\r |
| 559 | }\r |
| 560 | else // no zbuffer?\r |
| 561 | {\r |
| 562 | uiBufferBits=GL_COLOR_BUFFER_BIT;\r |
| 563 | glDisable(GL_DEPTH_TEST);\r |
| 564 | }\r |
| 565 | \r |
| 566 | glClearColor(0.0f, 0.0f, 0.0f, 0.0f); // first buffer clear\r |
| 567 | glClear(uiBufferBits);\r |
| 568 | \r |
| 569 | GetExtInfos(); // get ext infos\r |
| 570 | SetExtGLFuncs(); // init all kind of stuff (tex function pointers)\r |
| 571 | \r |
| 572 | glEnable(GL_ALPHA_TEST); // wanna alpha test\r |
| 573 | \r |
| 574 | {\r |
| 575 | glDisable(GL_LINE_SMOOTH);\r |
| 576 | glDisable(GL_POINT_SMOOTH);\r |
| 577 | }\r |
| 578 | \r |
| 579 | ubGloAlpha=127; // init some drawing vars\r |
| 580 | ubGloColAlpha=127;\r |
| 581 | TWin.UScaleFactor = 1;\r |
| 582 | TWin.VScaleFactor = 1;\r |
| 583 | bDrawMultiPass=FALSE;\r |
| 584 | bTexEnabled=FALSE;\r |
| 585 | bUsingTWin=FALSE;\r |
| 586 | \r |
| 587 | if(bDrawDither) glEnable(GL_DITHER); // dither mode\r |
| 588 | else glDisable(GL_DITHER); \r |
| 589 | \r |
| 590 | glDisable(GL_FOG); // turn all (currently) unused modes off\r |
| 591 | glDisable(GL_LIGHTING); \r |
| 592 | glDisable(GL_STENCIL_TEST); \r |
| 593 | glDisable(GL_TEXTURE_2D);\r |
| 594 | glDisable(GL_CULL_FACE);\r |
| 595 | \r |
| 596 | glFlush(); // we are done...\r |
| 597 | glFinish(); \r |
| 598 | \r |
| 599 | CreateScanLines(); // setup scanline stuff (if wanted)\r |
| 600 | \r |
| 601 | CheckTextureMemory(); // check available tex memory\r |
| 602 | \r |
| 603 | if(bKeepRatio) SetAspectRatio(); // set ratio\r |
| 604 | \r |
| 605 | \r |
| 606 | bIsFirstFrame = FALSE; // we have survived the first frame :)\r |
| 607 | \r |
| 608 | return 0;\r |
| 609 | }\r |
| 610 | \r |
| 611 | ////////////////////////////////////////////////////////////////////////\r |
| 612 | // clean up OGL stuff\r |
| 613 | ////////////////////////////////////////////////////////////////////////\r |
| 614 | \r |
| 615 | void GLcleanup() \r |
| 616 | { \r |
| 617 | CleanupTextureStore(); // bye textures\r |
| 618 | \r |
| 619 | #ifdef _WINDOWS \r |
| 620 | wglMakeCurrent(NULL, NULL); // bye context\r |
| 621 | if(GLCONTEXT) wglDeleteContext(GLCONTEXT);\r |
| 622 | if(!bWindowMode && dcGlobal) \r |
| 623 | ReleaseDC(hWWindow,dcGlobal);\r |
| 624 | #endif\r |
| 625 | \r |
| 626 | eglMakeCurrent( display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );\r |
| 627 | eglDestroySurface( display, surface );\r |
| 628 | eglDestroyContext( display, context );\r |
| 629 | eglTerminate( display );\r |
| 630 | \r |
| 631 | #if defined(USE_X11)\r |
| 632 | if (pandora_driver_mode == MODE_X11)\r |
| 633 | {\r |
| 634 | if (x11Window) XDestroyWindow(x11Display, x11Window);\r |
| 635 | if (x11Colormap) XFreeColormap( x11Display, x11Colormap );\r |
| 636 | if (x11Display) XCloseDisplay(x11Display);\r |
| 637 | }\r |
| 638 | #endif\r |
| 639 | }\r |
| 640 | \r |
| 641 | ////////////////////////////////////////////////////////////////////////\r |
| 642 | ////////////////////////////////////////////////////////////////////////\r |
| 643 | ////////////////////////////////////////////////////////////////////////\r |
| 644 | \r |
| 645 | ////////////////////////////////////////////////////////////////////////\r |
| 646 | ////////////////////////////////////////////////////////////////////////\r |
| 647 | ////////////////////////////////////////////////////////////////////////\r |
| 648 | \r |
| 649 | ////////////////////////////////////////////////////////////////////////\r |
| 650 | // Offset stuff\r |
| 651 | ////////////////////////////////////////////////////////////////////////\r |
| 652 | \r |
| 653 | // please note: it is hardly do-able in a hw/accel plugin to get the \r |
| 654 | // real psx polygon coord mapping right... the following\r |
| 655 | // works not to bad with many games, though\r |
| 656 | \r |
| 657 | __inline BOOL CheckCoord4()\r |
| 658 | {\r |
| 659 | if(lx0<0)\r |
| 660 | {\r |
| 661 | if(((lx1-lx0)>CHKMAX_X) ||\r |
| 662 | ((lx2-lx0)>CHKMAX_X)) \r |
| 663 | {\r |
| 664 | if(lx3<0)\r |
| 665 | {\r |
| 666 | if((lx1-lx3)>CHKMAX_X) return TRUE;\r |
| 667 | if((lx2-lx3)>CHKMAX_X) return TRUE;\r |
| 668 | }\r |
| 669 | }\r |
| 670 | }\r |
| 671 | if(lx1<0)\r |
| 672 | {\r |
| 673 | if((lx0-lx1)>CHKMAX_X) return TRUE;\r |
| 674 | if((lx2-lx1)>CHKMAX_X) return TRUE;\r |
| 675 | if((lx3-lx1)>CHKMAX_X) return TRUE;\r |
| 676 | }\r |
| 677 | if(lx2<0)\r |
| 678 | {\r |
| 679 | if((lx0-lx2)>CHKMAX_X) return TRUE;\r |
| 680 | if((lx1-lx2)>CHKMAX_X) return TRUE;\r |
| 681 | if((lx3-lx2)>CHKMAX_X) return TRUE;\r |
| 682 | }\r |
| 683 | if(lx3<0)\r |
| 684 | {\r |
| 685 | if(((lx1-lx3)>CHKMAX_X) ||\r |
| 686 | ((lx2-lx3)>CHKMAX_X))\r |
| 687 | {\r |
| 688 | if(lx0<0)\r |
| 689 | {\r |
| 690 | if((lx1-lx0)>CHKMAX_X) return TRUE;\r |
| 691 | if((lx2-lx0)>CHKMAX_X) return TRUE;\r |
| 692 | }\r |
| 693 | }\r |
| 694 | }\r |
| 695 | \r |
| 696 | \r |
| 697 | if(ly0<0)\r |
| 698 | {\r |
| 699 | if((ly1-ly0)>CHKMAX_Y) return TRUE;\r |
| 700 | if((ly2-ly0)>CHKMAX_Y) return TRUE;\r |
| 701 | }\r |
| 702 | if(ly1<0)\r |
| 703 | {\r |
| 704 | if((ly0-ly1)>CHKMAX_Y) return TRUE;\r |
| 705 | if((ly2-ly1)>CHKMAX_Y) return TRUE;\r |
| 706 | if((ly3-ly1)>CHKMAX_Y) return TRUE;\r |
| 707 | }\r |
| 708 | if(ly2<0)\r |
| 709 | {\r |
| 710 | if((ly0-ly2)>CHKMAX_Y) return TRUE;\r |
| 711 | if((ly1-ly2)>CHKMAX_Y) return TRUE;\r |
| 712 | if((ly3-ly2)>CHKMAX_Y) return TRUE;\r |
| 713 | }\r |
| 714 | if(ly3<0)\r |
| 715 | {\r |
| 716 | if((ly1-ly3)>CHKMAX_Y) return TRUE;\r |
| 717 | if((ly2-ly3)>CHKMAX_Y) return TRUE;\r |
| 718 | }\r |
| 719 | \r |
| 720 | return FALSE;\r |
| 721 | }\r |
| 722 | \r |
| 723 | __inline BOOL CheckCoord3()\r |
| 724 | {\r |
| 725 | if(lx0<0)\r |
| 726 | {\r |
| 727 | if((lx1-lx0)>CHKMAX_X) return TRUE;\r |
| 728 | if((lx2-lx0)>CHKMAX_X) return TRUE;\r |
| 729 | }\r |
| 730 | if(lx1<0)\r |
| 731 | {\r |
| 732 | if((lx0-lx1)>CHKMAX_X) return TRUE;\r |
| 733 | if((lx2-lx1)>CHKMAX_X) return TRUE;\r |
| 734 | }\r |
| 735 | if(lx2<0)\r |
| 736 | {\r |
| 737 | if((lx0-lx2)>CHKMAX_X) return TRUE;\r |
| 738 | if((lx1-lx2)>CHKMAX_X) return TRUE;\r |
| 739 | }\r |
| 740 | if(ly0<0)\r |
| 741 | {\r |
| 742 | if((ly1-ly0)>CHKMAX_Y) return TRUE;\r |
| 743 | if((ly2-ly0)>CHKMAX_Y) return TRUE;\r |
| 744 | }\r |
| 745 | if(ly1<0)\r |
| 746 | {\r |
| 747 | if((ly0-ly1)>CHKMAX_Y) return TRUE;\r |
| 748 | if((ly2-ly1)>CHKMAX_Y) return TRUE;\r |
| 749 | }\r |
| 750 | if(ly2<0)\r |
| 751 | {\r |
| 752 | if((ly0-ly2)>CHKMAX_Y) return TRUE;\r |
| 753 | if((ly1-ly2)>CHKMAX_Y) return TRUE;\r |
| 754 | }\r |
| 755 | \r |
| 756 | return FALSE;\r |
| 757 | }\r |
| 758 | \r |
| 759 | \r |
| 760 | __inline BOOL CheckCoord2()\r |
| 761 | {\r |
| 762 | if(lx0<0)\r |
| 763 | {\r |
| 764 | if((lx1-lx0)>CHKMAX_X) return TRUE;\r |
| 765 | }\r |
| 766 | if(lx1<0)\r |
| 767 | {\r |
| 768 | if((lx0-lx1)>CHKMAX_X) return TRUE;\r |
| 769 | }\r |
| 770 | if(ly0<0)\r |
| 771 | {\r |
| 772 | if((ly1-ly0)>CHKMAX_Y) return TRUE;\r |
| 773 | }\r |
| 774 | if(ly1<0)\r |
| 775 | {\r |
| 776 | if((ly0-ly1)>CHKMAX_Y) return TRUE;\r |
| 777 | }\r |
| 778 | \r |
| 779 | return FALSE;\r |
| 780 | }\r |
| 781 | \r |
| 782 | // Pete's way: a very easy (and hopefully fast) approach for lines\r |
| 783 | // without sqrt... using a small float -> short cast trick :)\r |
| 784 | \r |
| 785 | #define VERTEX_OFFX 0.2f\r |
| 786 | #define VERTEX_OFFY 0.2f\r |
| 787 | \r |
| 788 | BOOL offsetline(void) \r |
| 789 | {\r |
| 790 | short x0,x1,y0,y1,dx,dy;float px,py;\r |
| 791 | \r |
| 792 | if(bDisplayNotSet)\r |
| 793 | SetOGLDisplaySettings(1);\r |
| 794 | \r |
| 795 | if(!(dwActFixes&16))\r |
| 796 | {\r |
| 797 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 798 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 799 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 800 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 801 | \r |
| 802 | if(CheckCoord2()) return TRUE;\r |
| 803 | }\r |
| 804 | \r |
| 805 | x0 = (lx0 + PSXDisplay.CumulOffset.x)+1;\r |
| 806 | x1 = (lx1 + PSXDisplay.CumulOffset.x)+1;\r |
| 807 | y0 = (ly0 + PSXDisplay.CumulOffset.y)+1;\r |
| 808 | y1 = (ly1 + PSXDisplay.CumulOffset.y)+1;\r |
| 809 | \r |
| 810 | dx=x1-x0;\r |
| 811 | dy=y1-y0;\r |
| 812 | \r |
| 813 | if(dx>=0)\r |
| 814 | {\r |
| 815 | if(dy>=0)\r |
| 816 | {\r |
| 817 | px=0.5f;\r |
| 818 | if(dx>dy) py=-0.5f;\r |
| 819 | else if(dx<dy) py= 0.5f;\r |
| 820 | else py= 0.0f;\r |
| 821 | }\r |
| 822 | else\r |
| 823 | {\r |
| 824 | py=-0.5f;\r |
| 825 | dy=-dy;\r |
| 826 | if(dx>dy) px= 0.5f;\r |
| 827 | else if(dx<dy) px=-0.5f;\r |
| 828 | else px= 0.0f;\r |
| 829 | }\r |
| 830 | }\r |
| 831 | else\r |
| 832 | {\r |
| 833 | if(dy>=0)\r |
| 834 | {\r |
| 835 | py=0.5f;\r |
| 836 | dx=-dx;\r |
| 837 | if(dx>dy) px=-0.5f;\r |
| 838 | else if(dx<dy) px= 0.5f;\r |
| 839 | else px= 0.0f;\r |
| 840 | }\r |
| 841 | else\r |
| 842 | {\r |
| 843 | px=-0.5f;\r |
| 844 | if(dx>dy) py=-0.5f;\r |
| 845 | else if(dx<dy) py= 0.5f;\r |
| 846 | else py= 0.0f;\r |
| 847 | }\r |
| 848 | } \r |
| 849 | \r |
| 850 | vertex[0].x=(short)((float)x0-px);\r |
| 851 | vertex[3].x=(short)((float)x0+py);\r |
| 852 | \r |
| 853 | vertex[0].y=(short)((float)y0-py);\r |
| 854 | vertex[3].y=(short)((float)y0-px);\r |
| 855 | \r |
| 856 | vertex[1].x=(short)((float)x1-py);\r |
| 857 | vertex[2].x=(short)((float)x1+px);\r |
| 858 | \r |
| 859 | vertex[1].y=(short)((float)y1+px);\r |
| 860 | vertex[2].y=(short)((float)y1+py);\r |
| 861 | \r |
| 862 | if(vertex[0].x==vertex[3].x && // ortho rect? done\r |
| 863 | vertex[1].x==vertex[2].x &&\r |
| 864 | vertex[0].y==vertex[1].y &&\r |
| 865 | vertex[2].y==vertex[3].y) return FALSE;\r |
| 866 | if(vertex[0].x==vertex[1].x &&\r |
| 867 | vertex[2].x==vertex[3].x &&\r |
| 868 | vertex[0].y==vertex[3].y &&\r |
| 869 | vertex[1].y==vertex[2].y) return FALSE;\r |
| 870 | \r |
| 871 | vertex[0].x-=VERTEX_OFFX; // otherwise a small offset\r |
| 872 | vertex[0].y-=VERTEX_OFFY; // to get better accuracy\r |
| 873 | vertex[1].x-=VERTEX_OFFX;\r |
| 874 | vertex[1].y-=VERTEX_OFFY;\r |
| 875 | vertex[2].x-=VERTEX_OFFX;\r |
| 876 | vertex[2].y-=VERTEX_OFFY;\r |
| 877 | vertex[3].x-=VERTEX_OFFX;\r |
| 878 | vertex[3].y-=VERTEX_OFFY;\r |
| 879 | \r |
| 880 | return FALSE;\r |
| 881 | }\r |
| 882 | \r |
| 883 | ///////////////////////////////////////////////////////// \r |
| 884 | \r |
| 885 | BOOL offset2(void)\r |
| 886 | {\r |
| 887 | if(bDisplayNotSet)\r |
| 888 | SetOGLDisplaySettings(1);\r |
| 889 | \r |
| 890 | if(!(dwActFixes&16))\r |
| 891 | {\r |
| 892 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 893 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 894 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 895 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 896 | \r |
| 897 | if(CheckCoord2()) return TRUE;\r |
| 898 | }\r |
| 899 | \r |
| 900 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
| 901 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
| 902 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
| 903 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
| 904 | \r |
| 905 | return FALSE;\r |
| 906 | }\r |
| 907 | \r |
| 908 | ///////////////////////////////////////////////////////// \r |
| 909 | \r |
| 910 | BOOL offset3(void)\r |
| 911 | {\r |
| 912 | if(bDisplayNotSet)\r |
| 913 | SetOGLDisplaySettings(1);\r |
| 914 | \r |
| 915 | if(!(dwActFixes&16))\r |
| 916 | {\r |
| 917 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 918 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 919 | lx2=(short)(((int)lx2<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 920 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 921 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 922 | ly2=(short)(((int)ly2<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 923 | \r |
| 924 | if(CheckCoord3()) return TRUE;\r |
| 925 | }\r |
| 926 | \r |
| 927 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
| 928 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
| 929 | vertex[2].x=lx2+PSXDisplay.CumulOffset.x;\r |
| 930 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
| 931 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
| 932 | vertex[2].y=ly2+PSXDisplay.CumulOffset.y;\r |
| 933 | \r |
| 934 | return FALSE;\r |
| 935 | }\r |
| 936 | \r |
| 937 | ///////////////////////////////////////////////////////// \r |
| 938 | \r |
| 939 | BOOL offset4(void)\r |
| 940 | {\r |
| 941 | if(bDisplayNotSet)\r |
| 942 | SetOGLDisplaySettings(1);\r |
| 943 | \r |
| 944 | if(!(dwActFixes&16))\r |
| 945 | {\r |
| 946 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 947 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 948 | lx2=(short)(((int)lx2<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 949 | lx3=(short)(((int)lx3<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 950 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 951 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 952 | ly2=(short)(((int)ly2<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 953 | ly3=(short)(((int)ly3<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 954 | \r |
| 955 | if(CheckCoord4()) return TRUE;\r |
| 956 | }\r |
| 957 | \r |
| 958 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
| 959 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
| 960 | vertex[2].x=lx2+PSXDisplay.CumulOffset.x;\r |
| 961 | vertex[3].x=lx3+PSXDisplay.CumulOffset.x;\r |
| 962 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
| 963 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
| 964 | vertex[2].y=ly2+PSXDisplay.CumulOffset.y;\r |
| 965 | vertex[3].y=ly3+PSXDisplay.CumulOffset.y;\r |
| 966 | \r |
| 967 | return FALSE;\r |
| 968 | }\r |
| 969 | \r |
| 970 | ///////////////////////////////////////////////////////// \r |
| 971 | \r |
| 972 | void offsetST(void)\r |
| 973 | {\r |
| 974 | if(bDisplayNotSet)\r |
| 975 | SetOGLDisplaySettings(1);\r |
| 976 | \r |
| 977 | if(!(dwActFixes&16))\r |
| 978 | {\r |
| 979 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 980 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
| 981 | \r |
| 982 | if(lx0<-512 && PSXDisplay.DrawOffset.x<=-512)\r |
| 983 | lx0+=2048;\r |
| 984 | \r |
| 985 | if(ly0<-512 && PSXDisplay.DrawOffset.y<=-512)\r |
| 986 | ly0+=2048;\r |
| 987 | }\r |
| 988 | \r |
| 989 | ly1 = ly0;\r |
| 990 | ly2 = ly3 = ly0+sprtH;\r |
| 991 | lx3 = lx0;\r |
| 992 | lx1 = lx2 = lx0+sprtW;\r |
| 993 | \r |
| 994 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
| 995 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
| 996 | vertex[2].x=lx2+PSXDisplay.CumulOffset.x;\r |
| 997 | vertex[3].x=lx3+PSXDisplay.CumulOffset.x;\r |
| 998 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
| 999 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
| 1000 | vertex[2].y=ly2+PSXDisplay.CumulOffset.y;\r |
| 1001 | vertex[3].y=ly3+PSXDisplay.CumulOffset.y;\r |
| 1002 | }\r |
| 1003 | \r |
| 1004 | ///////////////////////////////////////////////////////// \r |
| 1005 | \r |
| 1006 | void offsetScreenUpload(long Position)\r |
| 1007 | {\r |
| 1008 | if(bDisplayNotSet)\r |
| 1009 | SetOGLDisplaySettings(1);\r |
| 1010 | \r |
| 1011 | if(Position==-1)\r |
| 1012 | {\r |
| 1013 | long lmdx,lmdy;\r |
| 1014 | \r |
| 1015 | lmdx=xrUploadArea.x0;\r |
| 1016 | lmdy=xrUploadArea.y0;\r |
| 1017 | \r |
| 1018 | lx0-=lmdx;\r |
| 1019 | ly0-=lmdy;\r |
| 1020 | lx1-=lmdx;\r |
| 1021 | ly1-=lmdy;\r |
| 1022 | lx2-=lmdx;\r |
| 1023 | ly2-=lmdy;\r |
| 1024 | lx3-=lmdx;\r |
| 1025 | ly3-=lmdy;\r |
| 1026 | }\r |
| 1027 | else\r |
| 1028 | if(Position)\r |
| 1029 | {\r |
| 1030 | lx0-=PSXDisplay.DisplayPosition.x;\r |
| 1031 | ly0-=PSXDisplay.DisplayPosition.y;\r |
| 1032 | lx1-=PSXDisplay.DisplayPosition.x;\r |
| 1033 | ly1-=PSXDisplay.DisplayPosition.y;\r |
| 1034 | lx2-=PSXDisplay.DisplayPosition.x;\r |
| 1035 | ly2-=PSXDisplay.DisplayPosition.y;\r |
| 1036 | lx3-=PSXDisplay.DisplayPosition.x;\r |
| 1037 | ly3-=PSXDisplay.DisplayPosition.y;\r |
| 1038 | }\r |
| 1039 | else\r |
| 1040 | {\r |
| 1041 | lx0-=PreviousPSXDisplay.DisplayPosition.x;\r |
| 1042 | ly0-=PreviousPSXDisplay.DisplayPosition.y;\r |
| 1043 | lx1-=PreviousPSXDisplay.DisplayPosition.x;\r |
| 1044 | ly1-=PreviousPSXDisplay.DisplayPosition.y;\r |
| 1045 | lx2-=PreviousPSXDisplay.DisplayPosition.x;\r |
| 1046 | ly2-=PreviousPSXDisplay.DisplayPosition.y;\r |
| 1047 | lx3-=PreviousPSXDisplay.DisplayPosition.x;\r |
| 1048 | ly3-=PreviousPSXDisplay.DisplayPosition.y;\r |
| 1049 | }\r |
| 1050 | \r |
| 1051 | vertex[0].x=lx0 + PreviousPSXDisplay.Range.x0;\r |
| 1052 | vertex[1].x=lx1 + PreviousPSXDisplay.Range.x0;\r |
| 1053 | vertex[2].x=lx2 + PreviousPSXDisplay.Range.x0;\r |
| 1054 | vertex[3].x=lx3 + PreviousPSXDisplay.Range.x0;\r |
| 1055 | vertex[0].y=ly0 + PreviousPSXDisplay.Range.y0;\r |
| 1056 | vertex[1].y=ly1 + PreviousPSXDisplay.Range.y0;\r |
| 1057 | vertex[2].y=ly2 + PreviousPSXDisplay.Range.y0;\r |
| 1058 | vertex[3].y=ly3 + PreviousPSXDisplay.Range.y0;\r |
| 1059 | \r |
| 1060 | if(iUseMask)\r |
| 1061 | {\r |
| 1062 | vertex[0].z=vertex[1].z=vertex[2].z=vertex[3].z=gl_z;\r |
| 1063 | gl_z+=0.00004f;\r |
| 1064 | }\r |
| 1065 | }\r |
| 1066 | \r |
| 1067 | ///////////////////////////////////////////////////////// \r |
| 1068 | \r |
| 1069 | void offsetBlk(void)\r |
| 1070 | {\r |
| 1071 | if(bDisplayNotSet)\r |
| 1072 | SetOGLDisplaySettings(1);\r |
| 1073 | \r |
| 1074 | vertex[0].x=lx0-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
| 1075 | vertex[1].x=lx1-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
| 1076 | vertex[2].x=lx2-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
| 1077 | vertex[3].x=lx3-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
| 1078 | vertex[0].y=ly0-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
| 1079 | vertex[1].y=ly1-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
| 1080 | vertex[2].y=ly2-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
| 1081 | vertex[3].y=ly3-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
| 1082 | \r |
| 1083 | if(iUseMask)\r |
| 1084 | {\r |
| 1085 | vertex[0].z=vertex[1].z=vertex[2].z=vertex[3].z=gl_z;\r |
| 1086 | gl_z+=0.00004f;\r |
| 1087 | }\r |
| 1088 | }\r |
| 1089 | \r |
| 1090 | ////////////////////////////////////////////////////////////////////////\r |
| 1091 | // texture sow/tow calculations\r |
| 1092 | ////////////////////////////////////////////////////////////////////////\r |
| 1093 | \r |
| 1094 | void assignTextureVRAMWrite(void)\r |
| 1095 | {\r |
| 1096 | #ifdef OWNSCALE\r |
| 1097 | \r |
| 1098 | vertex[0].sow=0.5f/ ST_FACVRAMX;\r |
| 1099 | vertex[0].tow=0.5f/ ST_FACVRAM;\r |
| 1100 | \r |
| 1101 | vertex[1].sow=(float)gl_ux[1]/ ST_FACVRAMX;\r |
| 1102 | vertex[1].tow=0.5f/ ST_FACVRAM;\r |
| 1103 | \r |
| 1104 | vertex[2].sow=(float)gl_ux[2]/ ST_FACVRAMX;\r |
| 1105 | vertex[2].tow=(float)gl_vy[2]/ ST_FACVRAM;\r |
| 1106 | \r |
| 1107 | vertex[3].sow=0.5f/ ST_FACVRAMX;\r |
| 1108 | vertex[3].tow=(float)gl_vy[3]/ ST_FACVRAM;\r |
| 1109 | \r |
| 1110 | #else\r |
| 1111 | \r |
| 1112 | if(gl_ux[1]==255)\r |
| 1113 | {\r |
| 1114 | vertex[0].sow=(gl_ux[0]*255.99f)/255.0f;\r |
| 1115 | vertex[1].sow=(gl_ux[1]*255.99f)/255.0f;\r |
| 1116 | vertex[2].sow=(gl_ux[2]*255.99f)/255.0f;\r |
| 1117 | vertex[3].sow=(gl_ux[3]*255.99f)/255.0f;\r |
| 1118 | }\r |
| 1119 | else\r |
| 1120 | {\r |
| 1121 | vertex[0].sow=gl_ux[0];\r |
| 1122 | vertex[1].sow=gl_ux[1];\r |
| 1123 | vertex[2].sow=gl_ux[2];\r |
| 1124 | vertex[3].sow=gl_ux[3];\r |
| 1125 | }\r |
| 1126 | \r |
| 1127 | vertex[0].tow=gl_vy[0];\r |
| 1128 | vertex[1].tow=gl_vy[1];\r |
| 1129 | vertex[2].tow=gl_vy[2];\r |
| 1130 | vertex[3].tow=gl_vy[3];\r |
| 1131 | \r |
| 1132 | #endif\r |
| 1133 | }\r |
| 1134 | \r |
| 1135 | GLuint gLastTex=0;\r |
| 1136 | GLuint gLastFMode=(GLuint)-1;\r |
| 1137 | \r |
| 1138 | ///////////////////////////////////////////////////////// \r |
| 1139 | \r |
| 1140 | void assignTextureSprite(void)\r |
| 1141 | {\r |
| 1142 | if(bUsingTWin)\r |
| 1143 | {\r |
| 1144 | vertex[0].sow=vertex[3].sow=(float)gl_ux[0]/TWin.UScaleFactor;\r |
| 1145 | vertex[1].sow=vertex[2].sow=(float)sSprite_ux2/TWin.UScaleFactor;\r |
| 1146 | vertex[0].tow=vertex[1].tow=(float)gl_vy[0]/TWin.VScaleFactor;\r |
| 1147 | vertex[2].tow=vertex[3].tow=(float)sSprite_vy2/TWin.VScaleFactor;\r |
| 1148 | gLastTex=gTexName;\r |
| 1149 | }\r |
| 1150 | else\r |
| 1151 | {\r |
| 1152 | #ifdef OWNSCALE\r |
| 1153 | \r |
| 1154 | vertex[0].sow=vertex[3].sow=(float)gl_ux[0] / ST_FACSPRITE;\r |
| 1155 | vertex[1].sow=vertex[2].sow=(float)sSprite_ux2 / ST_FACSPRITE;\r |
| 1156 | vertex[0].tow=vertex[1].tow=(float)gl_vy[0] / ST_FACSPRITE;\r |
| 1157 | vertex[2].tow=vertex[3].tow=(float)sSprite_vy2 / ST_FACSPRITE;\r |
| 1158 | \r |
| 1159 | #else\r |
| 1160 | \r |
| 1161 | vertex[0].sow=vertex[3].sow=gl_ux[0];\r |
| 1162 | vertex[1].sow=vertex[2].sow=sSprite_ux2;\r |
| 1163 | vertex[0].tow=vertex[1].tow=gl_vy[0];\r |
| 1164 | vertex[2].tow=vertex[3].tow=sSprite_vy2;\r |
| 1165 | \r |
| 1166 | #endif\r |
| 1167 | \r |
| 1168 | if(iFilterType>2) \r |
| 1169 | {\r |
| 1170 | if(gLastTex!=gTexName || gLastFMode!=0)\r |
| 1171 | {\r |
| 1172 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r |
| 1173 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r |
| 1174 | gLastTex=gTexName;gLastFMode=0;\r |
| 1175 | }\r |
| 1176 | }\r |
| 1177 | }\r |
| 1178 | \r |
| 1179 | if(usMirror & 0x1000) \r |
| 1180 | {\r |
| 1181 | vertex[0].sow=vertex[1].sow;\r |
| 1182 | vertex[1].sow=vertex[2].sow=vertex[3].sow;\r |
| 1183 | vertex[3].sow=vertex[0].sow;\r |
| 1184 | }\r |
| 1185 | \r |
| 1186 | if(usMirror & 0x2000) \r |
| 1187 | {\r |
| 1188 | vertex[0].tow=vertex[3].tow;\r |
| 1189 | vertex[2].tow=vertex[3].tow=vertex[1].tow;\r |
| 1190 | vertex[1].tow=vertex[0].tow;\r |
| 1191 | }\r |
| 1192 | \r |
| 1193 | }\r |
| 1194 | \r |
| 1195 | ///////////////////////////////////////////////////////// \r |
| 1196 | \r |
| 1197 | void assignTexture3(void)\r |
| 1198 | {\r |
| 1199 | if(bUsingTWin)\r |
| 1200 | {\r |
| 1201 | vertex[0].sow=(float)gl_ux[0]/TWin.UScaleFactor;\r |
| 1202 | vertex[0].tow=(float)gl_vy[0]/TWin.VScaleFactor;\r |
| 1203 | vertex[1].sow=(float)gl_ux[1]/TWin.UScaleFactor;\r |
| 1204 | vertex[1].tow=(float)gl_vy[1]/TWin.VScaleFactor;\r |
| 1205 | vertex[2].sow=(float)gl_ux[2]/TWin.UScaleFactor;\r |
| 1206 | vertex[2].tow=(float)gl_vy[2]/TWin.VScaleFactor;\r |
| 1207 | gLastTex=gTexName;\r |
| 1208 | }\r |
| 1209 | else\r |
| 1210 | {\r |
| 1211 | #ifdef OWNSCALE\r |
| 1212 | vertex[0].sow=(float)gl_ux[0] / ST_FACTRI;\r |
| 1213 | vertex[0].tow=(float)gl_vy[0] / ST_FACTRI;\r |
| 1214 | vertex[1].sow=(float)gl_ux[1] / ST_FACTRI;\r |
| 1215 | \r |
| 1216 | vertex[1].tow=(float)gl_vy[1] / ST_FACTRI;\r |
| 1217 | vertex[2].sow=(float)gl_ux[2] / ST_FACTRI;\r |
| 1218 | vertex[2].tow=(float)gl_vy[2] / ST_FACTRI;\r |
| 1219 | #else\r |
| 1220 | vertex[0].sow=gl_ux[0];\r |
| 1221 | vertex[0].tow=gl_vy[0];\r |
| 1222 | vertex[1].sow=gl_ux[1];\r |
| 1223 | vertex[1].tow=gl_vy[1];\r |
| 1224 | vertex[2].sow=gl_ux[2];\r |
| 1225 | vertex[2].tow=gl_vy[2];\r |
| 1226 | #endif\r |
| 1227 | \r |
| 1228 | if(iFilterType>2) \r |
| 1229 | {\r |
| 1230 | if(gLastTex!=gTexName || gLastFMode!=1)\r |
| 1231 | {\r |
| 1232 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r |
| 1233 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r |
| 1234 | gLastTex=gTexName;gLastFMode=1;\r |
| 1235 | }\r |
| 1236 | }\r |
| 1237 | \r |
| 1238 | if(iFilterType) \r |
| 1239 | {\r |
| 1240 | float fxmin=256.0f,fxmax=0.0f,fymin=256.0f,fymax=0.0f;int i;\r |
| 1241 | for(i=0;i<3;i++)\r |
| 1242 | {\r |
| 1243 | if(vertex[i].sow<fxmin) fxmin=vertex[i].sow;\r |
| 1244 | if(vertex[i].tow<fymin) fymin=vertex[i].tow;\r |
| 1245 | if(vertex[i].sow>fxmax) fxmax=vertex[i].sow;\r |
| 1246 | if(vertex[i].tow>fymax) fymax=vertex[i].tow; \r |
| 1247 | }\r |
| 1248 | \r |
| 1249 | for(i=0;i<3;i++)\r |
| 1250 | {\r |
| 1251 | if(vertex[i].sow==fxmin) vertex[i].sow+=ST_BFFACSORT;\r |
| 1252 | if(vertex[i].sow==fxmax) vertex[i].sow-=ST_BFFACSORT;\r |
| 1253 | if(vertex[i].tow==fymin) vertex[i].tow+=ST_BFFACSORT;\r |
| 1254 | if(vertex[i].tow==fymax) vertex[i].tow-=ST_BFFACSORT;\r |
| 1255 | }\r |
| 1256 | }\r |
| 1257 | }\r |
| 1258 | }\r |
| 1259 | \r |
| 1260 | ///////////////////////////////////////////////////////// \r |
| 1261 | \r |
| 1262 | void assignTexture4(void)\r |
| 1263 | {\r |
| 1264 | if(bUsingTWin)\r |
| 1265 | {\r |
| 1266 | vertex[0].sow=(float)gl_ux[0]/TWin.UScaleFactor;\r |
| 1267 | vertex[0].tow=(float)gl_vy[0]/TWin.VScaleFactor;\r |
| 1268 | vertex[1].sow=(float)gl_ux[1]/TWin.UScaleFactor;\r |
| 1269 | vertex[1].tow=(float)gl_vy[1]/TWin.VScaleFactor;\r |
| 1270 | vertex[2].sow=(float)gl_ux[2]/TWin.UScaleFactor;\r |
| 1271 | vertex[2].tow=(float)gl_vy[2]/TWin.VScaleFactor;\r |
| 1272 | vertex[3].sow=(float)gl_ux[3]/TWin.UScaleFactor;\r |
| 1273 | vertex[3].tow=(float)gl_vy[3]/TWin.VScaleFactor;\r |
| 1274 | gLastTex=gTexName;\r |
| 1275 | }\r |
| 1276 | else\r |
| 1277 | {\r |
| 1278 | #ifdef OWNSCALE\r |
| 1279 | vertex[0].sow=(float)gl_ux[0] / ST_FAC;\r |
| 1280 | vertex[0].tow=(float)gl_vy[0] / ST_FAC;\r |
| 1281 | vertex[1].sow=(float)gl_ux[1] / ST_FAC;\r |
| 1282 | vertex[1].tow=(float)gl_vy[1] / ST_FAC;\r |
| 1283 | vertex[2].sow=(float)gl_ux[2] / ST_FAC;\r |
| 1284 | vertex[2].tow=(float)gl_vy[2] / ST_FAC;\r |
| 1285 | vertex[3].sow=(float)gl_ux[3] / ST_FAC;\r |
| 1286 | vertex[3].tow=(float)gl_vy[3] / ST_FAC;\r |
| 1287 | #else\r |
| 1288 | vertex[0].sow=gl_ux[0];\r |
| 1289 | vertex[0].tow=gl_vy[0];\r |
| 1290 | vertex[1].sow=gl_ux[1];\r |
| 1291 | vertex[1].tow=gl_vy[1];\r |
| 1292 | vertex[2].sow=gl_ux[2];\r |
| 1293 | vertex[2].tow=gl_vy[2];\r |
| 1294 | vertex[3].sow=gl_ux[3];\r |
| 1295 | vertex[3].tow=gl_vy[3];\r |
| 1296 | #endif\r |
| 1297 | \r |
| 1298 | if(iFilterType>2) \r |
| 1299 | {\r |
| 1300 | if(gLastTex!=gTexName || gLastFMode!=1)\r |
| 1301 | {\r |
| 1302 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r |
| 1303 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r |
| 1304 | gLastTex=gTexName;gLastFMode=1;\r |
| 1305 | }\r |
| 1306 | }\r |
| 1307 | \r |
| 1308 | if(iFilterType) \r |
| 1309 | {\r |
| 1310 | float fxmin=256.0f,fxmax=0.0f,fymin=256.0f,fymax=0.0f;int i;\r |
| 1311 | for(i=0;i<4;i++)\r |
| 1312 | {\r |
| 1313 | if(vertex[i].sow<fxmin) fxmin=vertex[i].sow;\r |
| 1314 | if(vertex[i].tow<fymin) fymin=vertex[i].tow;\r |
| 1315 | if(vertex[i].sow>fxmax) fxmax=vertex[i].sow;\r |
| 1316 | if(vertex[i].tow>fymax) fymax=vertex[i].tow; \r |
| 1317 | }\r |
| 1318 | \r |
| 1319 | for(i=0;i<4;i++)\r |
| 1320 | {\r |
| 1321 | if(vertex[i].sow==fxmin) vertex[i].sow+=ST_BFFACSORT;\r |
| 1322 | if(vertex[i].sow==fxmax) vertex[i].sow-=ST_BFFACSORT;\r |
| 1323 | if(vertex[i].tow==fymin) vertex[i].tow+=ST_BFFACSORT;\r |
| 1324 | if(vertex[i].tow==fymax) vertex[i].tow-=ST_BFFACSORT;\r |
| 1325 | }\r |
| 1326 | }\r |
| 1327 | }\r |
| 1328 | }\r |
| 1329 | \r |
| 1330 | ////////////////////////////////////////////////////////////////////////\r |
| 1331 | ////////////////////////////////////////////////////////////////////////\r |
| 1332 | ////////////////////////////////////////////////////////////////////////\r |
| 1333 | \r |
| 1334 | ////////////////////////////////////////////////////////////////////////\r |
| 1335 | // render pos / buffers\r |
| 1336 | ////////////////////////////////////////////////////////////////////////\r |
| 1337 | \r |
| 1338 | #ifndef _WINDOWS\r |
| 1339 | #define EqualRect(pr1,pr2) ((pr1)->left==(pr2)->left && (pr1)->top==(pr2)->top && (pr1)->right==(pr2)->right && (pr1)->bottom==(pr2)->bottom)\r |
| 1340 | #endif\r |
| 1341 | \r |
| 1342 | ////////////////////////////////////////////////////////////////////////\r |
| 1343 | // SetDisplaySettings: "simply" calcs the new drawing area and updates\r |
| 1344 | // the ogl clipping (scissor) \r |
| 1345 | \r |
| 1346 | BOOL bSetClip=FALSE;\r |
| 1347 | \r |
| 1348 | void SetOGLDisplaySettings(BOOL DisplaySet)\r |
| 1349 | {\r |
| 1350 | static RECT rprev={0,0,0,0};\r |
| 1351 | static RECT rC ={0,0,0,0};\r |
| 1352 | static int iOldX=0;\r |
| 1353 | static int iOldY=0;\r |
| 1354 | RECT r;float XS,YS;\r |
| 1355 | \r |
| 1356 | bDisplayNotSet = FALSE;\r |
| 1357 | \r |
| 1358 | //----------------------------------------------------// that's a whole screen upload\r |
| 1359 | if(!DisplaySet)\r |
| 1360 | {\r |
| 1361 | RECT rX;\r |
| 1362 | PSXDisplay.GDrawOffset.x=0;\r |
| 1363 | PSXDisplay.GDrawOffset.y=0;\r |
| 1364 | \r |
| 1365 | PSXDisplay.CumulOffset.x = PSXDisplay.DrawOffset.x+PreviousPSXDisplay.Range.x0;\r |
| 1366 | PSXDisplay.CumulOffset.y = PSXDisplay.DrawOffset.y+PreviousPSXDisplay.Range.y0;\r |
| 1367 | \r |
| 1368 | rprev.left=rprev.left+1;\r |
| 1369 | \r |
| 1370 | rX=rRatioRect;\r |
| 1371 | rX.top=iResY-(rRatioRect.top+rRatioRect.bottom);\r |
| 1372 | \r |
| 1373 | if(bSetClip || !EqualRect(&rC,&rX))\r |
| 1374 | {\r |
| 1375 | rC=rX;\r |
| 1376 | glScissor(rC.left,rC.top,rC.right,rC.bottom);\r |
| 1377 | bSetClip=FALSE; \r |
| 1378 | }\r |
| 1379 | return;\r |
| 1380 | }\r |
| 1381 | //----------------------------------------------------// \r |
| 1382 | \r |
| 1383 | PSXDisplay.GDrawOffset.y = PreviousPSXDisplay.DisplayPosition.y;\r |
| 1384 | PSXDisplay.GDrawOffset.x = PreviousPSXDisplay.DisplayPosition.x;\r |
| 1385 | PSXDisplay.CumulOffset.x = PSXDisplay.DrawOffset.x - PSXDisplay.GDrawOffset.x+PreviousPSXDisplay.Range.x0;\r |
| 1386 | PSXDisplay.CumulOffset.y = PSXDisplay.DrawOffset.y - PSXDisplay.GDrawOffset.y+PreviousPSXDisplay.Range.y0;\r |
| 1387 | \r |
| 1388 | r.top =PSXDisplay.DrawArea.y0 - PreviousPSXDisplay.DisplayPosition.y;\r |
| 1389 | r.bottom=PSXDisplay.DrawArea.y1 - PreviousPSXDisplay.DisplayPosition.y;\r |
| 1390 | \r |
| 1391 | if(r.bottom<0 || r.top>=PSXDisplay.DisplayMode.y)\r |
| 1392 | {\r |
| 1393 | r.top =PSXDisplay.DrawArea.y0 - PSXDisplay.DisplayPosition.y;\r |
| 1394 | r.bottom=PSXDisplay.DrawArea.y1 - PSXDisplay.DisplayPosition.y;\r |
| 1395 | }\r |
| 1396 | \r |
| 1397 | r.left =PSXDisplay.DrawArea.x0 - PreviousPSXDisplay.DisplayPosition.x;\r |
| 1398 | r.right =PSXDisplay.DrawArea.x1 - PreviousPSXDisplay.DisplayPosition.x;\r |
| 1399 | \r |
| 1400 | if(r.right<0 || r.left>=PSXDisplay.DisplayMode.x)\r |
| 1401 | {\r |
| 1402 | r.left =PSXDisplay.DrawArea.x0 - PSXDisplay.DisplayPosition.x;\r |
| 1403 | r.right =PSXDisplay.DrawArea.x1 - PSXDisplay.DisplayPosition.x;\r |
| 1404 | }\r |
| 1405 | \r |
| 1406 | if(!bSetClip && EqualRect(&r,&rprev) &&\r |
| 1407 | iOldX == PSXDisplay.DisplayMode.x &&\r |
| 1408 | iOldY == PSXDisplay.DisplayMode.y)\r |
| 1409 | return;\r |
| 1410 | \r |
| 1411 | rprev = r;\r |
| 1412 | iOldX = PSXDisplay.DisplayMode.x;\r |
| 1413 | iOldY = PSXDisplay.DisplayMode.y;\r |
| 1414 | \r |
| 1415 | XS=(float)rRatioRect.right/(float)PSXDisplay.DisplayMode.x;\r |
| 1416 | YS=(float)rRatioRect.bottom/(float)PSXDisplay.DisplayMode.y;\r |
| 1417 | \r |
| 1418 | if(PreviousPSXDisplay.Range.x0)\r |
| 1419 | {\r |
| 1420 | short s=PreviousPSXDisplay.Range.x0+PreviousPSXDisplay.Range.x1;\r |
| 1421 | \r |
| 1422 | r.left+=PreviousPSXDisplay.Range.x0+1;\r |
| 1423 | \r |
| 1424 | r.right+=PreviousPSXDisplay.Range.x0;\r |
| 1425 | \r |
| 1426 | if(r.left>s) r.left=s;\r |
| 1427 | if(r.right>s) r.right=s;\r |
| 1428 | }\r |
| 1429 | \r |
| 1430 | if(PreviousPSXDisplay.Range.y0)\r |
| 1431 | {\r |
| 1432 | short s=PreviousPSXDisplay.Range.y0+PreviousPSXDisplay.Range.y1;\r |
| 1433 | \r |
| 1434 | r.top+=PreviousPSXDisplay.Range.y0+1;\r |
| 1435 | r.bottom+=PreviousPSXDisplay.Range.y0;\r |
| 1436 | \r |
| 1437 | if(r.top>s) r.top=s;\r |
| 1438 | if(r.bottom>s) r.bottom=s;\r |
| 1439 | }\r |
| 1440 | \r |
| 1441 | // Set the ClipArea variables to reflect the new screen,\r |
| 1442 | // offset from zero (since it is a new display buffer)\r |
| 1443 | r.left = (int)(((float)(r.left)) *XS);\r |
| 1444 | r.top = (int)(((float)(r.top)) *YS);\r |
| 1445 | r.right = (int)(((float)(r.right + 1))*XS);\r |
| 1446 | r.bottom = (int)(((float)(r.bottom + 1))*YS);\r |
| 1447 | \r |
| 1448 | // Limit clip area to the screen size\r |
| 1449 | if (r.left > iResX) r.left = iResX;\r |
| 1450 | if (r.left < 0) r.left = 0;\r |
| 1451 | if (r.top > iResY) r.top = iResY;\r |
| 1452 | if (r.top < 0) r.top = 0;\r |
| 1453 | if (r.right > iResX) r.right = iResX;\r |
| 1454 | if (r.right < 0) r.right = 0;\r |
| 1455 | if (r.bottom > iResY) r.bottom = iResY;\r |
| 1456 | if (r.bottom < 0) r.bottom = 0;\r |
| 1457 | \r |
| 1458 | r.right -=r.left;\r |
| 1459 | r.bottom-=r.top;\r |
| 1460 | r.top=iResY-(r.top+r.bottom);\r |
| 1461 | \r |
| 1462 | r.left+=rRatioRect.left;\r |
| 1463 | r.top -=rRatioRect.top;\r |
| 1464 | \r |
| 1465 | if(bSetClip || !EqualRect(&r,&rC))\r |
| 1466 | {\r |
| 1467 | glScissor(r.left,r.top,r.right,r.bottom);\r |
| 1468 | rC=r;\r |
| 1469 | bSetClip=FALSE;\r |
| 1470 | }\r |
| 1471 | }\r |
| 1472 | \r |
| 1473 | ////////////////////////////////////////////////////////////////////////\r |
| 1474 | ////////////////////////////////////////////////////////////////////////\r |
| 1475 | ////////////////////////////////////////////////////////////////////////\r |
| 1476 | \r |