ce879073 |
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 |
13326d3e |
30 | \r |
ce879073 |
31 | #include "gpuExternals.h"\r |
7eadbf88 |
32 | #include "gpuPlugin.h"\r |
ce879073 |
33 | #include "gpuDraw.h"\r |
34 | #include "gpuPrim.h"\r |
35 | #include "gpuTexture.h"\r |
36 | #include "gpuStdafx.h"\r |
37 | \r |
38 | #include <stdio.h>\r |
39 | #include <stdlib.h>\r |
40 | #include <math.h>\r |
ce879073 |
41 | //#include "menu.h"\r |
42 | \r |
43 | ////////////////////////////////////////////////////////////////////////////////////\r |
44 | // defines\r |
45 | \r |
46 | #define SIGNBIT 0x800\r |
47 | #define S_MASK 0xf000\r |
48 | #define L_MASK 0xfffff000\r |
49 | \r |
50 | // ownscale: some ogl drivers have buggy texture matrix funcs, so it\r |
51 | // is safer to calc sow/tow ourselves\r |
52 | \r |
53 | #ifdef OWNSCALE\r |
54 | \r |
55 | ///////////////////////////////////////////////////////////////\r |
56 | \r |
57 | #define ST_FACSPRITE 255.99f\r |
58 | #define ST_BFFACSPRITE 0.5f/256.0f\r |
59 | #define ST_BFFACSPRITESORT 0.333f/256.0f\r |
60 | \r |
61 | #define ST_OFFSET 0.5f/256.0f;\r |
62 | \r |
63 | #define ST_FAC 255.99f\r |
64 | #define ST_BFFAC 0.5f/256.0f\r |
65 | #define ST_BFFACSORT 0.333f/256.0f\r |
66 | \r |
67 | #define ST_FACTRI 255.99f\r |
68 | #define ST_BFFACTRI 0.5f/256.0f\r |
69 | #define ST_BFFACTRISORT 0.333f/256.0f\r |
70 | \r |
71 | #define ST_FACVRAMX 255.0f\r |
72 | #define ST_FACVRAM 256.0f\r |
73 | \r |
74 | ///////////////////////////////////////////////////////////////\r |
75 | \r |
76 | #else\r |
77 | \r |
78 | #define ST_BFFACSPRITE 0.5f\r |
79 | #define ST_BFFACSPRITESORT 0.333f\r |
80 | \r |
81 | #define ST_BFFAC 0.5f\r |
82 | #define ST_BFFACSORT 0.333f\r |
83 | \r |
84 | #define ST_BFFACTRI 0.5f\r |
85 | #define ST_BFFACTRISORT 0.333f\r |
86 | \r |
87 | #define ST_OFFSET 0.5f;\r |
88 | \r |
89 | #endif\r |
90 | \r |
91 | ////////////////////////////////////////////////////////////////////////////////////\r |
92 | // draw globals\r |
93 | \r |
ce879073 |
94 | void glBlendEquationEXT(GLenum mode);\r |
95 | void glColorTableEXT(GLenum target, GLenum internalFormat, GLsizei width, GLenum format,GLenum type, const GLvoid *data);\r |
ce879073 |
96 | \r |
97 | // draw globals; most will be initialized again later (by config or checks) \r |
98 | \r |
99 | BOOL bIsFirstFrame=TRUE;\r |
100 | \r |
101 | // resolution/ratio vars\r |
102 | \r |
103 | int iResX;\r |
104 | int iResY;\r |
105 | BOOL bKeepRatio=FALSE;\r |
106 | RECT rRatioRect;\r |
107 | \r |
108 | // psx mask related vars\r |
109 | \r |
110 | BOOL bCheckMask=FALSE;\r |
111 | int iUseMask=0;\r |
112 | int iSetMask=0;\r |
113 | unsigned short sSetMask=0;\r |
114 | unsigned long lSetMask=0;\r |
115 | \r |
116 | // drawing/coord vars\r |
117 | \r |
118 | OGLVertex vertex[4];\r |
119 | GLubyte gl_ux[8];\r |
120 | GLubyte gl_vy[8];\r |
121 | short sprtY,sprtX,sprtH,sprtW;\r |
122 | \r |
123 | // drawing options\r |
124 | \r |
125 | BOOL bOpaquePass;\r |
126 | BOOL bAdvancedBlend;\r |
127 | \r |
128 | // OGL extension support\r |
129 | \r |
130 | \r |
131 | // gfx card buffer infos\r |
132 | \r |
133 | int iDepthFunc=0;\r |
134 | int iZBufferDepth=0;\r |
135 | GLbitfield uiBufferBits=GL_COLOR_BUFFER_BIT;\r |
136 | \r |
137 | ////////////////////////////////////////////////////////////////////////\r |
138 | ////////////////////////////////////////////////////////////////////////\r |
139 | ////////////////////////////////////////////////////////////////////////\r |
140 | \r |
141 | ////////////////////////////////////////////////////////////////////////\r |
142 | // Set OGL pixel format\r |
143 | ////////////////////////////////////////////////////////////////////////\r |
144 | \r |
ce879073 |
145 | \r |
146 | ////////////////////////////////////////////////////////////////////////\r |
147 | // Get extension infos (f.e. pal textures / packed pixels)\r |
148 | ////////////////////////////////////////////////////////////////////////\r |
149 | \r |
150 | void GetExtInfos(void) \r |
151 | {\r |
152 | BOOL bPacked=FALSE; // default: no packed pixel support\r |
153 | \r |
677ea103 |
154 | if(strstr((char *)glGetString(GL_EXTENSIONS), // packed pixels available?\r |
ce879073 |
155 | "GL_EXT_packed_pixels")) \r |
156 | bPacked=TRUE; // -> ok\r |
157 | \r |
158 | \r |
ce879073 |
159 | iClampType=GL_CLAMP_TO_EDGE;\r |
ce879073 |
160 | }\r |
161 | \r |
162 | ////////////////////////////////////////////////////////////////////////\r |
163 | // Setup some stuff depending on user settings or in-game toggle\r |
164 | ////////////////////////////////////////////////////////////////////////\r |
165 | \r |
166 | void SetExtGLFuncs(void)\r |
167 | {\r |
168 | //----------------------------------------------------//\r |
169 | \r |
170 | SetFixes(); // update fix infos\r |
171 | \r |
172 | //----------------------------------------------------//\r |
173 | \r |
174 | {\r |
175 | if(bAdvancedBlend) bUseMultiPass=TRUE; // -> pseudo-advanced with 2 passes\r |
176 | else bUseMultiPass=FALSE; // -> or simple 'bright color' mode\r |
177 | // bGLBlend=FALSE; // -> no ext blending!\r |
178 | \r |
179 | glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); \r |
180 | }\r |
181 | \r |
182 | if(bOpaquePass) // opaque mode?\r |
183 | {\r |
184 | if(dwActFixes&32) \r |
185 | {\r |
186 | TCF[0]=CP8RGBA_0;\r |
187 | PalTexturedColourFn=CP8RGBA; // -> init col func\r |
188 | }\r |
189 | else\r |
190 | {\r |
191 | TCF[0]=XP8RGBA_0;\r |
192 | PalTexturedColourFn=XP8RGBA; // -> init col func\r |
193 | }\r |
194 | \r |
195 | TCF[1]=XP8RGBA_1;\r |
196 | glAlphaFuncx(GL_GREATER,0.49f);\r |
197 | }\r |
198 | else // no opaque mode?\r |
199 | {\r |
200 | TCF[0]=TCF[1]=P8RGBA;\r |
201 | PalTexturedColourFn=P8RGBA; // -> init col func\r |
202 | glAlphaFuncx(GL_NOTEQUAL,0); // --> set alpha func\r |
203 | }\r |
204 | \r |
205 | //----------------------------------------------------//\r |
206 | \r |
207 | LoadSubTexFn=LoadSubTexturePageSort; // init load tex ptr\r |
208 | \r |
209 | bBlendEnable=FALSE; // init blending: off\r |
210 | glDisable(GL_BLEND);\r |
211 | \r |
212 | SetScanTrans(); // init scan lines (if wanted)\r |
213 | }\r |
214 | \r |
215 | ////////////////////////////////////////////////////////////////////////\r |
216 | // setup scan lines\r |
217 | ////////////////////////////////////////////////////////////////////////\r |
218 | \r |
219 | #define R_TSP 0x00,0x45,0x00,0xff\r |
220 | #define G_TSP 0x00,0x00,0x45,0xff\r |
221 | #define B_TSP 0x45,0x00,0x00,0xff\r |
222 | #define O_TSP 0x45,0x45,0x45,0xff\r |
223 | #define N_TSP 0x00,0x00,0x00,0xff\r |
224 | \r |
225 | GLuint gTexScanName=0;\r |
226 | \r |
227 | GLubyte texscan[4][16]= \r |
228 | {\r |
229 | {R_TSP, G_TSP, B_TSP, N_TSP},\r |
230 | {O_TSP, N_TSP, O_TSP, N_TSP},\r |
231 | {B_TSP, N_TSP, R_TSP, G_TSP},\r |
232 | {O_TSP, N_TSP, O_TSP, N_TSP}\r |
233 | };\r |
234 | \r |
235 | void CreateScanLines(void)\r |
236 | {\r |
237 | }\r |
238 | \r |
239 | ////////////////////////////////////////////////////////////////////////\r |
240 | // Initialize OGL\r |
241 | ////////////////////////////////////////////////////////////////////////\r |
242 | \r |
7eadbf88 |
243 | #define MODE_RAW 0\r |
244 | #define MODE_X11 1\r |
245 | #define MODE_SDL 2\r |
7eadbf88 |
246 | int use_fsaa = 0;\r |
247 | \r |
248 | EGLDisplay display;\r |
249 | EGLConfig config;\r |
250 | EGLContext context;\r |
251 | EGLSurface surface;\r |
252 | \r |
253 | #if defined(USE_X11)\r |
254 | #include "X11/Xlib.h"\r |
255 | #include "X11/Xutil.h"\r |
256 | #include "X11/Xatom.h"\r |
257 | \r |
258 | Window x11Window = 0;\r |
259 | Display* x11Display = 0;\r |
260 | long x11Screen = 0;\r |
261 | XVisualInfo x11Visual;\r |
262 | XVisualInfo* px11Visual = 0;\r |
263 | Colormap x11Colormap = 0;\r |
264 | #endif\r |
265 | \r |
266 | EGLint attrib_list_fsaa[] =\r |
267 | {\r |
268 | EGL_SURFACE_TYPE, EGL_WINDOW_BIT,\r |
269 | EGL_BUFFER_SIZE, 0,\r |
270 | EGL_DEPTH_SIZE, 16,\r |
271 | EGL_SAMPLE_BUFFERS, 1,\r |
272 | EGL_SAMPLES, 4,\r |
273 | EGL_NONE\r |
274 | };\r |
275 | \r |
276 | EGLint attrib_list[] =\r |
277 | {\r |
07f75e28 |
278 | // EGL_DEPTH_SIZE, 16,\r |
7eadbf88 |
279 | EGL_NONE\r |
280 | };\r |
281 | \r |
ce879073 |
282 | bool TestEGLError(const char* pszLocation)\r |
283 | {\r |
284 | /*\r |
285 | eglGetError returns the last error that has happened using egl,\r |
286 | not the status of the last called function. The user has to\r |
287 | check after every single egl call or at least once every frame.\r |
288 | */\r |
289 | EGLint iErr = eglGetError();\r |
290 | if (iErr != EGL_SUCCESS)\r |
291 | {\r |
292 | printf("%s failed (%d).\n", pszLocation, iErr);\r |
7eadbf88 |
293 | return FALSE;\r |
ce879073 |
294 | }\r |
295 | \r |
7eadbf88 |
296 | return TRUE;\r |
ce879073 |
297 | }\r |
298 | \r |
07f75e28 |
299 | static void initEGL(void)\r |
300 | {\r |
7eadbf88 |
301 | printf ("GL init\n");\r |
ce879073 |
302 | \r |
7eadbf88 |
303 | EGLint numConfigs;\r |
304 | EGLint majorVersion;\r |
305 | EGLint minorVersion;\r |
306 | #if defined(USE_X11)\r |
307 | enum\r |
308 | {\r |
309 | _NET_WM_STATE_REMOVE =0,\r |
310 | _NET_WM_STATE_ADD = 1,\r |
311 | _NET_WM_STATE_TOGGLE =2\r |
312 | };\r |
ce879073 |
313 | \r |
7eadbf88 |
314 | Window sRootWindow;\r |
315 | XSetWindowAttributes sWA;\r |
316 | unsigned int ui32Mask;\r |
317 | int i32Depth;\r |
318 | #endif\r |
ce879073 |
319 | \r |
7eadbf88 |
320 | EGLint *attribList = NULL;\r |
321 | if (use_fsaa)\r |
322 | {\r |
323 | printf( "GLES: Using Full Scene Antialiasing\n" );\r |
324 | attribList = attrib_list_fsaa;\r |
325 | }\r |
326 | else\r |
327 | {\r |
328 | attribList = attrib_list;\r |
329 | }\r |
330 | \r |
331 | #if defined(USE_X11)\r |
7eadbf88 |
332 | // Initializes the display and screen\r |
333 | x11Display = XOpenDisplay( ":0" );\r |
334 | if (!x11Display)\r |
335 | {\r |
336 | printf("GLES Error: Unable to open X display\n");\r |
337 | }\r |
338 | x11Screen = XDefaultScreen( x11Display );\r |
ce879073 |
339 | \r |
7eadbf88 |
340 | // Gets the display parameters so we can pass the same parameters to the window to be created.\r |
341 | sRootWindow = RootWindow(x11Display, x11Screen);\r |
342 | i32Depth = DefaultDepth(x11Display, x11Screen);\r |
343 | px11Visual = &x11Visual;\r |
344 | XMatchVisualInfo( x11Display, x11Screen, i32Depth, TrueColor, px11Visual);\r |
345 | if (!px11Visual)\r |
346 | {\r |
347 | printf("GLES Error: Unable to acquire visual\n");\r |
ce879073 |
348 | }\r |
7eadbf88 |
349 | // Colormap of the specified visual type for the display.\r |
350 | x11Colormap = XCreateColormap( x11Display, sRootWindow, px11Visual->visual, AllocNone );\r |
351 | sWA.colormap = x11Colormap;\r |
352 | \r |
353 | // List of events to be handled by the application. Add to these for handling other events.\r |
354 | sWA.event_mask = StructureNotifyMask | ExposureMask | ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask;\r |
ce879073 |
355 | \r |
7eadbf88 |
356 | // Display capabilities list.\r |
357 | ui32Mask = CWBackPixel | CWBorderPixel | CWEventMask | CWColormap;\r |
ce879073 |
358 | \r |
7eadbf88 |
359 | // Creates the X11 window\r |
360 | x11Window = XCreateWindow( x11Display, RootWindow(x11Display, x11Screen), 0, 0, iResX, iResY,\r |
361 | 0, CopyFromParent, InputOutput, CopyFromParent, ui32Mask, &sWA);\r |
362 | \r |
363 | // Make the window viewable and flush the output buffer.\r |
364 | XMapWindow(x11Display, x11Window);\r |
365 | XFlush(x11Display);\r |
366 | \r |
367 | // Make the window fullscreen\r |
368 | unsigned char fullScreen = 1;\r |
369 | Atom wmState = XInternAtom(x11Display, "_NET_WM_STATE", False);\r |
370 | Atom wmFullScreen = XInternAtom(x11Display,"_NET_WM_STATE_FULLSCREEN", False);\r |
371 | \r |
372 | XEvent xev;\r |
373 | xev.xclient.type = ClientMessage;\r |
374 | xev.xclient.serial = 0;\r |
375 | xev.xclient.send_event = True;\r |
376 | xev.xclient.window = x11Window;\r |
377 | xev.xclient.message_type = wmState;\r |
378 | xev.xclient.format = 32;\r |
379 | xev.xclient.data.l[0] = (fullScreen ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE);\r |
380 | xev.xclient.data.l[1] = wmFullScreen;\r |
381 | xev.xclient.data.l[2] = 0;\r |
382 | \r |
383 | XSendEvent(x11Display, DefaultRootWindow(x11Display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);\r |
384 | \r |
385 | display = eglGetDisplay( (EGLNativeDisplayType)x11Display );\r |
07f75e28 |
386 | #else\r |
7eadbf88 |
387 | display = eglGetDisplay( (EGLNativeDisplayType)0 );\r |
07f75e28 |
388 | #endif\r |
7eadbf88 |
389 | \r |
390 | if( display == EGL_NO_DISPLAY )\r |
ce879073 |
391 | {\r |
7eadbf88 |
392 | printf( "GLES EGL Error: GL No Display\n" );\r |
ce879073 |
393 | }\r |
7eadbf88 |
394 | \r |
395 | if( !eglInitialize( display, &majorVersion, &minorVersion ) )\r |
ce879073 |
396 | {\r |
7eadbf88 |
397 | printf( "GLES EGL Error: eglInitialize failed\n" );\r |
ce879073 |
398 | }\r |
399 | \r |
7eadbf88 |
400 | if( !eglChooseConfig( display, attribList, &config, 1, &numConfigs ) )\r |
ce879073 |
401 | {\r |
7eadbf88 |
402 | printf( "GLES EGL Error: eglChooseConfig failed\n" );\r |
ce879073 |
403 | }\r |
404 | \r |
7eadbf88 |
405 | context = eglCreateContext( display, config, NULL, NULL );\r |
406 | if( context==0 )\r |
407 | {\r |
408 | printf( "GLES EGL Error: eglCreateContext failed\n" );\r |
409 | }\r |
ce879073 |
410 | \r |
7eadbf88 |
411 | #if defined(USE_X11)\r |
7eadbf88 |
412 | surface = eglCreateWindowSurface( display, config, (EGLNativeDisplayType)x11Window, NULL );\r |
07f75e28 |
413 | #else\r |
7eadbf88 |
414 | surface = eglCreateWindowSurface( display, config, (EGLNativeDisplayType)0, NULL );\r |
07f75e28 |
415 | #endif\r |
7eadbf88 |
416 | \r |
417 | eglMakeCurrent( display, surface, surface, context );\r |
418 | if (!TestEGLError("eglMakeCurrent"))\r |
419 | printf("error eglMakeCurrent");\r |
420 | else\r |
421 | printf("GLES Window Opened\n");\r |
ce879073 |
422 | }\r |
ce879073 |
423 | \r |
424 | int GLinitialize() \r |
425 | {\r |
07f75e28 |
426 | initEGL();\r |
427 | \r |
ce879073 |
428 | //----------------------------------------------------// \r |
429 | \r |
430 | glViewport(rRatioRect.left, // init viewport by ratio rect\r |
431 | iResY-(rRatioRect.top+rRatioRect.bottom),\r |
432 | rRatioRect.right, \r |
433 | rRatioRect.bottom); \r |
434 | \r |
435 | glScissor(0, 0, iResX, iResY); // init clipping (fullscreen)\r |
436 | glEnable(GL_SCISSOR_TEST); \r |
437 | \r |
438 | #ifndef OWNSCALE\r |
439 | glMatrixMode(GL_TEXTURE); // init psx tex sow and tow if not "ownscale"\r |
440 | glLoadIdentity();\r |
441 | glScalef(1.0f/255.99f,1.0f/255.99f,1.0f); // geforce precision hack\r |
442 | #endif \r |
443 | \r |
444 | glMatrixMode(GL_PROJECTION); // init projection with psx resolution\r |
445 | glLoadIdentity();\r |
446 | glOrtho(0,PSXDisplay.DisplayMode.x,\r |
447 | PSXDisplay.DisplayMode.y, 0, -1, 1);\r |
448 | \r |
449 | if(iZBufferDepth) // zbuffer?\r |
450 | {\r |
451 | uiBufferBits=GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT;\r |
452 | glEnable(GL_DEPTH_TEST); \r |
453 | glDepthFunc(GL_ALWAYS);\r |
454 | iDepthFunc=1;\r |
455 | }\r |
456 | else // no zbuffer?\r |
457 | {\r |
458 | uiBufferBits=GL_COLOR_BUFFER_BIT;\r |
459 | glDisable(GL_DEPTH_TEST);\r |
460 | }\r |
461 | \r |
462 | glClearColor(0.0f, 0.0f, 0.0f, 0.0f); // first buffer clear\r |
463 | glClear(uiBufferBits);\r |
464 | \r |
465 | GetExtInfos(); // get ext infos\r |
466 | SetExtGLFuncs(); // init all kind of stuff (tex function pointers)\r |
467 | \r |
468 | glEnable(GL_ALPHA_TEST); // wanna alpha test\r |
469 | \r |
470 | {\r |
471 | glDisable(GL_LINE_SMOOTH);\r |
472 | glDisable(GL_POINT_SMOOTH);\r |
473 | }\r |
474 | \r |
475 | ubGloAlpha=127; // init some drawing vars\r |
476 | ubGloColAlpha=127;\r |
477 | TWin.UScaleFactor = 1;\r |
478 | TWin.VScaleFactor = 1;\r |
479 | bDrawMultiPass=FALSE;\r |
480 | bTexEnabled=FALSE;\r |
481 | bUsingTWin=FALSE;\r |
482 | \r |
483 | if(bDrawDither) glEnable(GL_DITHER); // dither mode\r |
484 | else glDisable(GL_DITHER); \r |
485 | \r |
486 | glDisable(GL_FOG); // turn all (currently) unused modes off\r |
487 | glDisable(GL_LIGHTING); \r |
488 | glDisable(GL_STENCIL_TEST); \r |
489 | glDisable(GL_TEXTURE_2D);\r |
490 | glDisable(GL_CULL_FACE);\r |
491 | \r |
492 | glFlush(); // we are done...\r |
493 | glFinish(); \r |
494 | \r |
495 | CreateScanLines(); // setup scanline stuff (if wanted)\r |
496 | \r |
497 | CheckTextureMemory(); // check available tex memory\r |
498 | \r |
499 | if(bKeepRatio) SetAspectRatio(); // set ratio\r |
500 | \r |
501 | \r |
502 | bIsFirstFrame = FALSE; // we have survived the first frame :)\r |
503 | \r |
504 | return 0;\r |
505 | }\r |
506 | \r |
507 | ////////////////////////////////////////////////////////////////////////\r |
508 | // clean up OGL stuff\r |
509 | ////////////////////////////////////////////////////////////////////////\r |
510 | \r |
511 | void GLcleanup() \r |
512 | { \r |
513 | CleanupTextureStore(); // bye textures\r |
514 | \r |
7eadbf88 |
515 | eglMakeCurrent( display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );\r |
516 | eglDestroySurface( display, surface );\r |
517 | eglDestroyContext( display, context );\r |
518 | eglTerminate( display );\r |
519 | \r |
520 | #if defined(USE_X11)\r |
7eadbf88 |
521 | if (x11Window) XDestroyWindow(x11Display, x11Window);\r |
522 | if (x11Colormap) XFreeColormap( x11Display, x11Colormap );\r |
523 | if (x11Display) XCloseDisplay(x11Display);\r |
7eadbf88 |
524 | #endif\r |
ce879073 |
525 | }\r |
526 | \r |
527 | ////////////////////////////////////////////////////////////////////////\r |
528 | ////////////////////////////////////////////////////////////////////////\r |
529 | ////////////////////////////////////////////////////////////////////////\r |
530 | \r |
531 | ////////////////////////////////////////////////////////////////////////\r |
532 | ////////////////////////////////////////////////////////////////////////\r |
533 | ////////////////////////////////////////////////////////////////////////\r |
534 | \r |
535 | ////////////////////////////////////////////////////////////////////////\r |
536 | // Offset stuff\r |
537 | ////////////////////////////////////////////////////////////////////////\r |
538 | \r |
539 | // please note: it is hardly do-able in a hw/accel plugin to get the \r |
540 | // real psx polygon coord mapping right... the following\r |
541 | // works not to bad with many games, though\r |
542 | \r |
543 | __inline BOOL CheckCoord4()\r |
544 | {\r |
545 | if(lx0<0)\r |
546 | {\r |
547 | if(((lx1-lx0)>CHKMAX_X) ||\r |
548 | ((lx2-lx0)>CHKMAX_X)) \r |
549 | {\r |
550 | if(lx3<0)\r |
551 | {\r |
552 | if((lx1-lx3)>CHKMAX_X) return TRUE;\r |
553 | if((lx2-lx3)>CHKMAX_X) return TRUE;\r |
554 | }\r |
555 | }\r |
556 | }\r |
557 | if(lx1<0)\r |
558 | {\r |
559 | if((lx0-lx1)>CHKMAX_X) return TRUE;\r |
560 | if((lx2-lx1)>CHKMAX_X) return TRUE;\r |
561 | if((lx3-lx1)>CHKMAX_X) return TRUE;\r |
562 | }\r |
563 | if(lx2<0)\r |
564 | {\r |
565 | if((lx0-lx2)>CHKMAX_X) return TRUE;\r |
566 | if((lx1-lx2)>CHKMAX_X) return TRUE;\r |
567 | if((lx3-lx2)>CHKMAX_X) return TRUE;\r |
568 | }\r |
569 | if(lx3<0)\r |
570 | {\r |
571 | if(((lx1-lx3)>CHKMAX_X) ||\r |
572 | ((lx2-lx3)>CHKMAX_X))\r |
573 | {\r |
574 | if(lx0<0)\r |
575 | {\r |
576 | if((lx1-lx0)>CHKMAX_X) return TRUE;\r |
577 | if((lx2-lx0)>CHKMAX_X) return TRUE;\r |
578 | }\r |
579 | }\r |
580 | }\r |
581 | \r |
582 | \r |
583 | if(ly0<0)\r |
584 | {\r |
585 | if((ly1-ly0)>CHKMAX_Y) return TRUE;\r |
586 | if((ly2-ly0)>CHKMAX_Y) return TRUE;\r |
587 | }\r |
588 | if(ly1<0)\r |
589 | {\r |
590 | if((ly0-ly1)>CHKMAX_Y) return TRUE;\r |
591 | if((ly2-ly1)>CHKMAX_Y) return TRUE;\r |
592 | if((ly3-ly1)>CHKMAX_Y) return TRUE;\r |
593 | }\r |
594 | if(ly2<0)\r |
595 | {\r |
596 | if((ly0-ly2)>CHKMAX_Y) return TRUE;\r |
597 | if((ly1-ly2)>CHKMAX_Y) return TRUE;\r |
598 | if((ly3-ly2)>CHKMAX_Y) return TRUE;\r |
599 | }\r |
600 | if(ly3<0)\r |
601 | {\r |
602 | if((ly1-ly3)>CHKMAX_Y) return TRUE;\r |
603 | if((ly2-ly3)>CHKMAX_Y) return TRUE;\r |
604 | }\r |
605 | \r |
606 | return FALSE;\r |
607 | }\r |
608 | \r |
609 | __inline BOOL CheckCoord3()\r |
610 | {\r |
611 | if(lx0<0)\r |
612 | {\r |
613 | if((lx1-lx0)>CHKMAX_X) return TRUE;\r |
614 | if((lx2-lx0)>CHKMAX_X) return TRUE;\r |
615 | }\r |
616 | if(lx1<0)\r |
617 | {\r |
618 | if((lx0-lx1)>CHKMAX_X) return TRUE;\r |
619 | if((lx2-lx1)>CHKMAX_X) return TRUE;\r |
620 | }\r |
621 | if(lx2<0)\r |
622 | {\r |
623 | if((lx0-lx2)>CHKMAX_X) return TRUE;\r |
624 | if((lx1-lx2)>CHKMAX_X) return TRUE;\r |
625 | }\r |
626 | if(ly0<0)\r |
627 | {\r |
628 | if((ly1-ly0)>CHKMAX_Y) return TRUE;\r |
629 | if((ly2-ly0)>CHKMAX_Y) return TRUE;\r |
630 | }\r |
631 | if(ly1<0)\r |
632 | {\r |
633 | if((ly0-ly1)>CHKMAX_Y) return TRUE;\r |
634 | if((ly2-ly1)>CHKMAX_Y) return TRUE;\r |
635 | }\r |
636 | if(ly2<0)\r |
637 | {\r |
638 | if((ly0-ly2)>CHKMAX_Y) return TRUE;\r |
639 | if((ly1-ly2)>CHKMAX_Y) return TRUE;\r |
640 | }\r |
641 | \r |
642 | return FALSE;\r |
643 | }\r |
644 | \r |
645 | \r |
646 | __inline BOOL CheckCoord2()\r |
647 | {\r |
648 | if(lx0<0)\r |
649 | {\r |
650 | if((lx1-lx0)>CHKMAX_X) return TRUE;\r |
651 | }\r |
652 | if(lx1<0)\r |
653 | {\r |
654 | if((lx0-lx1)>CHKMAX_X) return TRUE;\r |
655 | }\r |
656 | if(ly0<0)\r |
657 | {\r |
658 | if((ly1-ly0)>CHKMAX_Y) return TRUE;\r |
659 | }\r |
660 | if(ly1<0)\r |
661 | {\r |
662 | if((ly0-ly1)>CHKMAX_Y) return TRUE;\r |
663 | }\r |
664 | \r |
665 | return FALSE;\r |
666 | }\r |
667 | \r |
668 | // Pete's way: a very easy (and hopefully fast) approach for lines\r |
669 | // without sqrt... using a small float -> short cast trick :)\r |
670 | \r |
671 | #define VERTEX_OFFX 0.2f\r |
672 | #define VERTEX_OFFY 0.2f\r |
673 | \r |
674 | BOOL offsetline(void) \r |
675 | {\r |
676 | short x0,x1,y0,y1,dx,dy;float px,py;\r |
677 | \r |
678 | if(bDisplayNotSet)\r |
679 | SetOGLDisplaySettings(1);\r |
680 | \r |
681 | if(!(dwActFixes&16))\r |
682 | {\r |
683 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
684 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
685 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
686 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
687 | \r |
688 | if(CheckCoord2()) return TRUE;\r |
689 | }\r |
690 | \r |
691 | x0 = (lx0 + PSXDisplay.CumulOffset.x)+1;\r |
692 | x1 = (lx1 + PSXDisplay.CumulOffset.x)+1;\r |
693 | y0 = (ly0 + PSXDisplay.CumulOffset.y)+1;\r |
694 | y1 = (ly1 + PSXDisplay.CumulOffset.y)+1;\r |
695 | \r |
696 | dx=x1-x0;\r |
697 | dy=y1-y0;\r |
698 | \r |
699 | if(dx>=0)\r |
700 | {\r |
701 | if(dy>=0)\r |
702 | {\r |
703 | px=0.5f;\r |
704 | if(dx>dy) py=-0.5f;\r |
705 | else if(dx<dy) py= 0.5f;\r |
706 | else py= 0.0f;\r |
707 | }\r |
708 | else\r |
709 | {\r |
710 | py=-0.5f;\r |
711 | dy=-dy;\r |
712 | if(dx>dy) px= 0.5f;\r |
713 | else if(dx<dy) px=-0.5f;\r |
714 | else px= 0.0f;\r |
715 | }\r |
716 | }\r |
717 | else\r |
718 | {\r |
719 | if(dy>=0)\r |
720 | {\r |
721 | py=0.5f;\r |
722 | dx=-dx;\r |
723 | if(dx>dy) px=-0.5f;\r |
724 | else if(dx<dy) px= 0.5f;\r |
725 | else px= 0.0f;\r |
726 | }\r |
727 | else\r |
728 | {\r |
729 | px=-0.5f;\r |
730 | if(dx>dy) py=-0.5f;\r |
731 | else if(dx<dy) py= 0.5f;\r |
732 | else py= 0.0f;\r |
733 | }\r |
734 | } \r |
735 | \r |
736 | vertex[0].x=(short)((float)x0-px);\r |
737 | vertex[3].x=(short)((float)x0+py);\r |
738 | \r |
739 | vertex[0].y=(short)((float)y0-py);\r |
740 | vertex[3].y=(short)((float)y0-px);\r |
741 | \r |
742 | vertex[1].x=(short)((float)x1-py);\r |
743 | vertex[2].x=(short)((float)x1+px);\r |
744 | \r |
745 | vertex[1].y=(short)((float)y1+px);\r |
746 | vertex[2].y=(short)((float)y1+py);\r |
747 | \r |
748 | if(vertex[0].x==vertex[3].x && // ortho rect? done\r |
749 | vertex[1].x==vertex[2].x &&\r |
750 | vertex[0].y==vertex[1].y &&\r |
751 | vertex[2].y==vertex[3].y) return FALSE;\r |
752 | if(vertex[0].x==vertex[1].x &&\r |
753 | vertex[2].x==vertex[3].x &&\r |
754 | vertex[0].y==vertex[3].y &&\r |
755 | vertex[1].y==vertex[2].y) return FALSE;\r |
756 | \r |
757 | vertex[0].x-=VERTEX_OFFX; // otherwise a small offset\r |
758 | vertex[0].y-=VERTEX_OFFY; // to get better accuracy\r |
759 | vertex[1].x-=VERTEX_OFFX;\r |
760 | vertex[1].y-=VERTEX_OFFY;\r |
761 | vertex[2].x-=VERTEX_OFFX;\r |
762 | vertex[2].y-=VERTEX_OFFY;\r |
763 | vertex[3].x-=VERTEX_OFFX;\r |
764 | vertex[3].y-=VERTEX_OFFY;\r |
765 | \r |
766 | return FALSE;\r |
767 | }\r |
768 | \r |
769 | ///////////////////////////////////////////////////////// \r |
770 | \r |
771 | BOOL offset2(void)\r |
772 | {\r |
773 | if(bDisplayNotSet)\r |
774 | SetOGLDisplaySettings(1);\r |
775 | \r |
776 | if(!(dwActFixes&16))\r |
777 | {\r |
778 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
779 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
780 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
781 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
782 | \r |
783 | if(CheckCoord2()) return TRUE;\r |
784 | }\r |
785 | \r |
786 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
787 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
788 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
789 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
790 | \r |
791 | return FALSE;\r |
792 | }\r |
793 | \r |
794 | ///////////////////////////////////////////////////////// \r |
795 | \r |
796 | BOOL offset3(void)\r |
797 | {\r |
798 | if(bDisplayNotSet)\r |
799 | SetOGLDisplaySettings(1);\r |
800 | \r |
801 | if(!(dwActFixes&16))\r |
802 | {\r |
803 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
804 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
805 | lx2=(short)(((int)lx2<<SIGNSHIFT)>>SIGNSHIFT);\r |
806 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
807 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
808 | ly2=(short)(((int)ly2<<SIGNSHIFT)>>SIGNSHIFT);\r |
809 | \r |
810 | if(CheckCoord3()) return TRUE;\r |
811 | }\r |
812 | \r |
813 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
814 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
815 | vertex[2].x=lx2+PSXDisplay.CumulOffset.x;\r |
816 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
817 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
818 | vertex[2].y=ly2+PSXDisplay.CumulOffset.y;\r |
819 | \r |
820 | return FALSE;\r |
821 | }\r |
822 | \r |
823 | ///////////////////////////////////////////////////////// \r |
824 | \r |
825 | BOOL offset4(void)\r |
826 | {\r |
827 | if(bDisplayNotSet)\r |
828 | SetOGLDisplaySettings(1);\r |
829 | \r |
830 | if(!(dwActFixes&16))\r |
831 | {\r |
832 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
833 | lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);\r |
834 | lx2=(short)(((int)lx2<<SIGNSHIFT)>>SIGNSHIFT);\r |
835 | lx3=(short)(((int)lx3<<SIGNSHIFT)>>SIGNSHIFT);\r |
836 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
837 | ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);\r |
838 | ly2=(short)(((int)ly2<<SIGNSHIFT)>>SIGNSHIFT);\r |
839 | ly3=(short)(((int)ly3<<SIGNSHIFT)>>SIGNSHIFT);\r |
840 | \r |
841 | if(CheckCoord4()) return TRUE;\r |
842 | }\r |
843 | \r |
844 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
845 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
846 | vertex[2].x=lx2+PSXDisplay.CumulOffset.x;\r |
847 | vertex[3].x=lx3+PSXDisplay.CumulOffset.x;\r |
848 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
849 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
850 | vertex[2].y=ly2+PSXDisplay.CumulOffset.y;\r |
851 | vertex[3].y=ly3+PSXDisplay.CumulOffset.y;\r |
852 | \r |
853 | return FALSE;\r |
854 | }\r |
855 | \r |
856 | ///////////////////////////////////////////////////////// \r |
857 | \r |
858 | void offsetST(void)\r |
859 | {\r |
860 | if(bDisplayNotSet)\r |
861 | SetOGLDisplaySettings(1);\r |
862 | \r |
863 | if(!(dwActFixes&16))\r |
864 | {\r |
865 | lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);\r |
866 | ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);\r |
867 | \r |
868 | if(lx0<-512 && PSXDisplay.DrawOffset.x<=-512)\r |
869 | lx0+=2048;\r |
870 | \r |
871 | if(ly0<-512 && PSXDisplay.DrawOffset.y<=-512)\r |
872 | ly0+=2048;\r |
873 | }\r |
874 | \r |
875 | ly1 = ly0;\r |
876 | ly2 = ly3 = ly0+sprtH;\r |
877 | lx3 = lx0;\r |
878 | lx1 = lx2 = lx0+sprtW;\r |
879 | \r |
880 | vertex[0].x=lx0+PSXDisplay.CumulOffset.x;\r |
881 | vertex[1].x=lx1+PSXDisplay.CumulOffset.x;\r |
882 | vertex[2].x=lx2+PSXDisplay.CumulOffset.x;\r |
883 | vertex[3].x=lx3+PSXDisplay.CumulOffset.x;\r |
884 | vertex[0].y=ly0+PSXDisplay.CumulOffset.y;\r |
885 | vertex[1].y=ly1+PSXDisplay.CumulOffset.y;\r |
886 | vertex[2].y=ly2+PSXDisplay.CumulOffset.y;\r |
887 | vertex[3].y=ly3+PSXDisplay.CumulOffset.y;\r |
888 | }\r |
889 | \r |
890 | ///////////////////////////////////////////////////////// \r |
891 | \r |
892 | void offsetScreenUpload(long Position)\r |
893 | {\r |
894 | if(bDisplayNotSet)\r |
895 | SetOGLDisplaySettings(1);\r |
896 | \r |
897 | if(Position==-1)\r |
898 | {\r |
899 | long lmdx,lmdy;\r |
900 | \r |
901 | lmdx=xrUploadArea.x0;\r |
902 | lmdy=xrUploadArea.y0;\r |
903 | \r |
904 | lx0-=lmdx;\r |
905 | ly0-=lmdy;\r |
906 | lx1-=lmdx;\r |
907 | ly1-=lmdy;\r |
908 | lx2-=lmdx;\r |
909 | ly2-=lmdy;\r |
910 | lx3-=lmdx;\r |
911 | ly3-=lmdy;\r |
912 | }\r |
913 | else\r |
914 | if(Position)\r |
915 | {\r |
916 | lx0-=PSXDisplay.DisplayPosition.x;\r |
917 | ly0-=PSXDisplay.DisplayPosition.y;\r |
918 | lx1-=PSXDisplay.DisplayPosition.x;\r |
919 | ly1-=PSXDisplay.DisplayPosition.y;\r |
920 | lx2-=PSXDisplay.DisplayPosition.x;\r |
921 | ly2-=PSXDisplay.DisplayPosition.y;\r |
922 | lx3-=PSXDisplay.DisplayPosition.x;\r |
923 | ly3-=PSXDisplay.DisplayPosition.y;\r |
924 | }\r |
925 | else\r |
926 | {\r |
927 | lx0-=PreviousPSXDisplay.DisplayPosition.x;\r |
928 | ly0-=PreviousPSXDisplay.DisplayPosition.y;\r |
929 | lx1-=PreviousPSXDisplay.DisplayPosition.x;\r |
930 | ly1-=PreviousPSXDisplay.DisplayPosition.y;\r |
931 | lx2-=PreviousPSXDisplay.DisplayPosition.x;\r |
932 | ly2-=PreviousPSXDisplay.DisplayPosition.y;\r |
933 | lx3-=PreviousPSXDisplay.DisplayPosition.x;\r |
934 | ly3-=PreviousPSXDisplay.DisplayPosition.y;\r |
935 | }\r |
936 | \r |
937 | vertex[0].x=lx0 + PreviousPSXDisplay.Range.x0;\r |
938 | vertex[1].x=lx1 + PreviousPSXDisplay.Range.x0;\r |
939 | vertex[2].x=lx2 + PreviousPSXDisplay.Range.x0;\r |
940 | vertex[3].x=lx3 + PreviousPSXDisplay.Range.x0;\r |
941 | vertex[0].y=ly0 + PreviousPSXDisplay.Range.y0;\r |
942 | vertex[1].y=ly1 + PreviousPSXDisplay.Range.y0;\r |
943 | vertex[2].y=ly2 + PreviousPSXDisplay.Range.y0;\r |
944 | vertex[3].y=ly3 + PreviousPSXDisplay.Range.y0;\r |
945 | \r |
946 | if(iUseMask)\r |
947 | {\r |
948 | vertex[0].z=vertex[1].z=vertex[2].z=vertex[3].z=gl_z;\r |
949 | gl_z+=0.00004f;\r |
950 | }\r |
951 | }\r |
952 | \r |
953 | ///////////////////////////////////////////////////////// \r |
954 | \r |
955 | void offsetBlk(void)\r |
956 | {\r |
957 | if(bDisplayNotSet)\r |
958 | SetOGLDisplaySettings(1);\r |
959 | \r |
960 | vertex[0].x=lx0-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
961 | vertex[1].x=lx1-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
962 | vertex[2].x=lx2-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
963 | vertex[3].x=lx3-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;\r |
964 | vertex[0].y=ly0-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
965 | vertex[1].y=ly1-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
966 | vertex[2].y=ly2-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
967 | vertex[3].y=ly3-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;\r |
968 | \r |
969 | if(iUseMask)\r |
970 | {\r |
971 | vertex[0].z=vertex[1].z=vertex[2].z=vertex[3].z=gl_z;\r |
972 | gl_z+=0.00004f;\r |
973 | }\r |
974 | }\r |
975 | \r |
976 | ////////////////////////////////////////////////////////////////////////\r |
977 | // texture sow/tow calculations\r |
978 | ////////////////////////////////////////////////////////////////////////\r |
979 | \r |
980 | void assignTextureVRAMWrite(void)\r |
981 | {\r |
982 | #ifdef OWNSCALE\r |
983 | \r |
984 | vertex[0].sow=0.5f/ ST_FACVRAMX;\r |
985 | vertex[0].tow=0.5f/ ST_FACVRAM;\r |
986 | \r |
987 | vertex[1].sow=(float)gl_ux[1]/ ST_FACVRAMX;\r |
988 | vertex[1].tow=0.5f/ ST_FACVRAM;\r |
989 | \r |
990 | vertex[2].sow=(float)gl_ux[2]/ ST_FACVRAMX;\r |
991 | vertex[2].tow=(float)gl_vy[2]/ ST_FACVRAM;\r |
992 | \r |
993 | vertex[3].sow=0.5f/ ST_FACVRAMX;\r |
994 | vertex[3].tow=(float)gl_vy[3]/ ST_FACVRAM;\r |
995 | \r |
996 | #else\r |
997 | \r |
998 | if(gl_ux[1]==255)\r |
999 | {\r |
1000 | vertex[0].sow=(gl_ux[0]*255.99f)/255.0f;\r |
1001 | vertex[1].sow=(gl_ux[1]*255.99f)/255.0f;\r |
1002 | vertex[2].sow=(gl_ux[2]*255.99f)/255.0f;\r |
1003 | vertex[3].sow=(gl_ux[3]*255.99f)/255.0f;\r |
1004 | }\r |
1005 | else\r |
1006 | {\r |
1007 | vertex[0].sow=gl_ux[0];\r |
1008 | vertex[1].sow=gl_ux[1];\r |
1009 | vertex[2].sow=gl_ux[2];\r |
1010 | vertex[3].sow=gl_ux[3];\r |
1011 | }\r |
1012 | \r |
1013 | vertex[0].tow=gl_vy[0];\r |
1014 | vertex[1].tow=gl_vy[1];\r |
1015 | vertex[2].tow=gl_vy[2];\r |
1016 | vertex[3].tow=gl_vy[3];\r |
1017 | \r |
1018 | #endif\r |
1019 | }\r |
1020 | \r |
1021 | GLuint gLastTex=0;\r |
1022 | GLuint gLastFMode=(GLuint)-1;\r |
1023 | \r |
1024 | ///////////////////////////////////////////////////////// \r |
1025 | \r |
1026 | void assignTextureSprite(void)\r |
1027 | {\r |
1028 | if(bUsingTWin)\r |
1029 | {\r |
1030 | vertex[0].sow=vertex[3].sow=(float)gl_ux[0]/TWin.UScaleFactor;\r |
1031 | vertex[1].sow=vertex[2].sow=(float)sSprite_ux2/TWin.UScaleFactor;\r |
1032 | vertex[0].tow=vertex[1].tow=(float)gl_vy[0]/TWin.VScaleFactor;\r |
1033 | vertex[2].tow=vertex[3].tow=(float)sSprite_vy2/TWin.VScaleFactor;\r |
1034 | gLastTex=gTexName;\r |
1035 | }\r |
1036 | else\r |
1037 | {\r |
1038 | #ifdef OWNSCALE\r |
1039 | \r |
1040 | vertex[0].sow=vertex[3].sow=(float)gl_ux[0] / ST_FACSPRITE;\r |
1041 | vertex[1].sow=vertex[2].sow=(float)sSprite_ux2 / ST_FACSPRITE;\r |
1042 | vertex[0].tow=vertex[1].tow=(float)gl_vy[0] / ST_FACSPRITE;\r |
1043 | vertex[2].tow=vertex[3].tow=(float)sSprite_vy2 / ST_FACSPRITE;\r |
1044 | \r |
1045 | #else\r |
1046 | \r |
1047 | vertex[0].sow=vertex[3].sow=gl_ux[0];\r |
1048 | vertex[1].sow=vertex[2].sow=sSprite_ux2;\r |
1049 | vertex[0].tow=vertex[1].tow=gl_vy[0];\r |
1050 | vertex[2].tow=vertex[3].tow=sSprite_vy2;\r |
1051 | \r |
1052 | #endif\r |
1053 | \r |
1054 | if(iFilterType>2) \r |
1055 | {\r |
1056 | if(gLastTex!=gTexName || gLastFMode!=0)\r |
1057 | {\r |
1058 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r |
1059 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r |
1060 | gLastTex=gTexName;gLastFMode=0;\r |
1061 | }\r |
1062 | }\r |
1063 | }\r |
1064 | \r |
1065 | if(usMirror & 0x1000) \r |
1066 | {\r |
1067 | vertex[0].sow=vertex[1].sow;\r |
1068 | vertex[1].sow=vertex[2].sow=vertex[3].sow;\r |
1069 | vertex[3].sow=vertex[0].sow;\r |
1070 | }\r |
1071 | \r |
1072 | if(usMirror & 0x2000) \r |
1073 | {\r |
1074 | vertex[0].tow=vertex[3].tow;\r |
1075 | vertex[2].tow=vertex[3].tow=vertex[1].tow;\r |
1076 | vertex[1].tow=vertex[0].tow;\r |
1077 | }\r |
1078 | \r |
1079 | }\r |
1080 | \r |
1081 | ///////////////////////////////////////////////////////// \r |
1082 | \r |
1083 | void assignTexture3(void)\r |
1084 | {\r |
1085 | if(bUsingTWin)\r |
1086 | {\r |
1087 | vertex[0].sow=(float)gl_ux[0]/TWin.UScaleFactor;\r |
1088 | vertex[0].tow=(float)gl_vy[0]/TWin.VScaleFactor;\r |
1089 | vertex[1].sow=(float)gl_ux[1]/TWin.UScaleFactor;\r |
1090 | vertex[1].tow=(float)gl_vy[1]/TWin.VScaleFactor;\r |
1091 | vertex[2].sow=(float)gl_ux[2]/TWin.UScaleFactor;\r |
1092 | vertex[2].tow=(float)gl_vy[2]/TWin.VScaleFactor;\r |
1093 | gLastTex=gTexName;\r |
1094 | }\r |
1095 | else\r |
1096 | {\r |
1097 | #ifdef OWNSCALE\r |
1098 | vertex[0].sow=(float)gl_ux[0] / ST_FACTRI;\r |
1099 | vertex[0].tow=(float)gl_vy[0] / ST_FACTRI;\r |
1100 | vertex[1].sow=(float)gl_ux[1] / ST_FACTRI;\r |
1101 | \r |
1102 | vertex[1].tow=(float)gl_vy[1] / ST_FACTRI;\r |
1103 | vertex[2].sow=(float)gl_ux[2] / ST_FACTRI;\r |
1104 | vertex[2].tow=(float)gl_vy[2] / ST_FACTRI;\r |
1105 | #else\r |
1106 | vertex[0].sow=gl_ux[0];\r |
1107 | vertex[0].tow=gl_vy[0];\r |
1108 | vertex[1].sow=gl_ux[1];\r |
1109 | vertex[1].tow=gl_vy[1];\r |
1110 | vertex[2].sow=gl_ux[2];\r |
1111 | vertex[2].tow=gl_vy[2];\r |
1112 | #endif\r |
1113 | \r |
1114 | if(iFilterType>2) \r |
1115 | {\r |
1116 | if(gLastTex!=gTexName || gLastFMode!=1)\r |
1117 | {\r |
1118 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r |
1119 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r |
1120 | gLastTex=gTexName;gLastFMode=1;\r |
1121 | }\r |
1122 | }\r |
1123 | \r |
1124 | if(iFilterType) \r |
1125 | {\r |
1126 | float fxmin=256.0f,fxmax=0.0f,fymin=256.0f,fymax=0.0f;int i;\r |
1127 | for(i=0;i<3;i++)\r |
1128 | {\r |
1129 | if(vertex[i].sow<fxmin) fxmin=vertex[i].sow;\r |
1130 | if(vertex[i].tow<fymin) fymin=vertex[i].tow;\r |
1131 | if(vertex[i].sow>fxmax) fxmax=vertex[i].sow;\r |
1132 | if(vertex[i].tow>fymax) fymax=vertex[i].tow; \r |
1133 | }\r |
1134 | \r |
1135 | for(i=0;i<3;i++)\r |
1136 | {\r |
1137 | if(vertex[i].sow==fxmin) vertex[i].sow+=ST_BFFACSORT;\r |
1138 | if(vertex[i].sow==fxmax) vertex[i].sow-=ST_BFFACSORT;\r |
1139 | if(vertex[i].tow==fymin) vertex[i].tow+=ST_BFFACSORT;\r |
1140 | if(vertex[i].tow==fymax) vertex[i].tow-=ST_BFFACSORT;\r |
1141 | }\r |
1142 | }\r |
1143 | }\r |
1144 | }\r |
1145 | \r |
1146 | ///////////////////////////////////////////////////////// \r |
1147 | \r |
1148 | void assignTexture4(void)\r |
1149 | {\r |
1150 | if(bUsingTWin)\r |
1151 | {\r |
1152 | vertex[0].sow=(float)gl_ux[0]/TWin.UScaleFactor;\r |
1153 | vertex[0].tow=(float)gl_vy[0]/TWin.VScaleFactor;\r |
1154 | vertex[1].sow=(float)gl_ux[1]/TWin.UScaleFactor;\r |
1155 | vertex[1].tow=(float)gl_vy[1]/TWin.VScaleFactor;\r |
1156 | vertex[2].sow=(float)gl_ux[2]/TWin.UScaleFactor;\r |
1157 | vertex[2].tow=(float)gl_vy[2]/TWin.VScaleFactor;\r |
1158 | vertex[3].sow=(float)gl_ux[3]/TWin.UScaleFactor;\r |
1159 | vertex[3].tow=(float)gl_vy[3]/TWin.VScaleFactor;\r |
1160 | gLastTex=gTexName;\r |
1161 | }\r |
1162 | else\r |
1163 | {\r |
1164 | #ifdef OWNSCALE\r |
1165 | vertex[0].sow=(float)gl_ux[0] / ST_FAC;\r |
1166 | vertex[0].tow=(float)gl_vy[0] / ST_FAC;\r |
1167 | vertex[1].sow=(float)gl_ux[1] / ST_FAC;\r |
1168 | vertex[1].tow=(float)gl_vy[1] / ST_FAC;\r |
1169 | vertex[2].sow=(float)gl_ux[2] / ST_FAC;\r |
1170 | vertex[2].tow=(float)gl_vy[2] / ST_FAC;\r |
1171 | vertex[3].sow=(float)gl_ux[3] / ST_FAC;\r |
1172 | vertex[3].tow=(float)gl_vy[3] / ST_FAC;\r |
1173 | #else\r |
1174 | vertex[0].sow=gl_ux[0];\r |
1175 | vertex[0].tow=gl_vy[0];\r |
1176 | vertex[1].sow=gl_ux[1];\r |
1177 | vertex[1].tow=gl_vy[1];\r |
1178 | vertex[2].sow=gl_ux[2];\r |
1179 | vertex[2].tow=gl_vy[2];\r |
1180 | vertex[3].sow=gl_ux[3];\r |
1181 | vertex[3].tow=gl_vy[3];\r |
1182 | #endif\r |
1183 | \r |
1184 | if(iFilterType>2) \r |
1185 | {\r |
1186 | if(gLastTex!=gTexName || gLastFMode!=1)\r |
1187 | {\r |
1188 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r |
1189 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r |
1190 | gLastTex=gTexName;gLastFMode=1;\r |
1191 | }\r |
1192 | }\r |
1193 | \r |
1194 | if(iFilterType) \r |
1195 | {\r |
1196 | float fxmin=256.0f,fxmax=0.0f,fymin=256.0f,fymax=0.0f;int i;\r |
1197 | for(i=0;i<4;i++)\r |
1198 | {\r |
1199 | if(vertex[i].sow<fxmin) fxmin=vertex[i].sow;\r |
1200 | if(vertex[i].tow<fymin) fymin=vertex[i].tow;\r |
1201 | if(vertex[i].sow>fxmax) fxmax=vertex[i].sow;\r |
1202 | if(vertex[i].tow>fymax) fymax=vertex[i].tow; \r |
1203 | }\r |
1204 | \r |
1205 | for(i=0;i<4;i++)\r |
1206 | {\r |
1207 | if(vertex[i].sow==fxmin) vertex[i].sow+=ST_BFFACSORT;\r |
1208 | if(vertex[i].sow==fxmax) vertex[i].sow-=ST_BFFACSORT;\r |
1209 | if(vertex[i].tow==fymin) vertex[i].tow+=ST_BFFACSORT;\r |
1210 | if(vertex[i].tow==fymax) vertex[i].tow-=ST_BFFACSORT;\r |
1211 | }\r |
1212 | }\r |
1213 | }\r |
1214 | }\r |
1215 | \r |
1216 | ////////////////////////////////////////////////////////////////////////\r |
1217 | ////////////////////////////////////////////////////////////////////////\r |
1218 | ////////////////////////////////////////////////////////////////////////\r |
1219 | \r |
1220 | ////////////////////////////////////////////////////////////////////////\r |
1221 | // render pos / buffers\r |
1222 | ////////////////////////////////////////////////////////////////////////\r |
1223 | \r |
ce879073 |
1224 | #define EqualRect(pr1,pr2) ((pr1)->left==(pr2)->left && (pr1)->top==(pr2)->top && (pr1)->right==(pr2)->right && (pr1)->bottom==(pr2)->bottom)\r |
ce879073 |
1225 | \r |
1226 | ////////////////////////////////////////////////////////////////////////\r |
1227 | // SetDisplaySettings: "simply" calcs the new drawing area and updates\r |
1228 | // the ogl clipping (scissor) \r |
1229 | \r |
1230 | BOOL bSetClip=FALSE;\r |
1231 | \r |
1232 | void SetOGLDisplaySettings(BOOL DisplaySet)\r |
1233 | {\r |
1234 | static RECT rprev={0,0,0,0};\r |
1235 | static RECT rC ={0,0,0,0};\r |
1236 | static int iOldX=0;\r |
1237 | static int iOldY=0;\r |
1238 | RECT r;float XS,YS;\r |
1239 | \r |
1240 | bDisplayNotSet = FALSE;\r |
1241 | \r |
1242 | //----------------------------------------------------// that's a whole screen upload\r |
1243 | if(!DisplaySet)\r |
1244 | {\r |
1245 | RECT rX;\r |
1246 | PSXDisplay.GDrawOffset.x=0;\r |
1247 | PSXDisplay.GDrawOffset.y=0;\r |
1248 | \r |
1249 | PSXDisplay.CumulOffset.x = PSXDisplay.DrawOffset.x+PreviousPSXDisplay.Range.x0;\r |
1250 | PSXDisplay.CumulOffset.y = PSXDisplay.DrawOffset.y+PreviousPSXDisplay.Range.y0;\r |
1251 | \r |
1252 | rprev.left=rprev.left+1;\r |
1253 | \r |
1254 | rX=rRatioRect;\r |
1255 | rX.top=iResY-(rRatioRect.top+rRatioRect.bottom);\r |
1256 | \r |
1257 | if(bSetClip || !EqualRect(&rC,&rX))\r |
1258 | {\r |
1259 | rC=rX;\r |
1260 | glScissor(rC.left,rC.top,rC.right,rC.bottom);\r |
1261 | bSetClip=FALSE; \r |
1262 | }\r |
1263 | return;\r |
1264 | }\r |
1265 | //----------------------------------------------------// \r |
1266 | \r |
1267 | PSXDisplay.GDrawOffset.y = PreviousPSXDisplay.DisplayPosition.y;\r |
1268 | PSXDisplay.GDrawOffset.x = PreviousPSXDisplay.DisplayPosition.x;\r |
1269 | PSXDisplay.CumulOffset.x = PSXDisplay.DrawOffset.x - PSXDisplay.GDrawOffset.x+PreviousPSXDisplay.Range.x0;\r |
1270 | PSXDisplay.CumulOffset.y = PSXDisplay.DrawOffset.y - PSXDisplay.GDrawOffset.y+PreviousPSXDisplay.Range.y0;\r |
1271 | \r |
1272 | r.top =PSXDisplay.DrawArea.y0 - PreviousPSXDisplay.DisplayPosition.y;\r |
1273 | r.bottom=PSXDisplay.DrawArea.y1 - PreviousPSXDisplay.DisplayPosition.y;\r |
1274 | \r |
1275 | if(r.bottom<0 || r.top>=PSXDisplay.DisplayMode.y)\r |
1276 | {\r |
1277 | r.top =PSXDisplay.DrawArea.y0 - PSXDisplay.DisplayPosition.y;\r |
1278 | r.bottom=PSXDisplay.DrawArea.y1 - PSXDisplay.DisplayPosition.y;\r |
1279 | }\r |
1280 | \r |
1281 | r.left =PSXDisplay.DrawArea.x0 - PreviousPSXDisplay.DisplayPosition.x;\r |
1282 | r.right =PSXDisplay.DrawArea.x1 - PreviousPSXDisplay.DisplayPosition.x;\r |
1283 | \r |
1284 | if(r.right<0 || r.left>=PSXDisplay.DisplayMode.x)\r |
1285 | {\r |
1286 | r.left =PSXDisplay.DrawArea.x0 - PSXDisplay.DisplayPosition.x;\r |
1287 | r.right =PSXDisplay.DrawArea.x1 - PSXDisplay.DisplayPosition.x;\r |
1288 | }\r |
1289 | \r |
1290 | if(!bSetClip && EqualRect(&r,&rprev) &&\r |
1291 | iOldX == PSXDisplay.DisplayMode.x &&\r |
1292 | iOldY == PSXDisplay.DisplayMode.y)\r |
1293 | return;\r |
1294 | \r |
1295 | rprev = r;\r |
1296 | iOldX = PSXDisplay.DisplayMode.x;\r |
1297 | iOldY = PSXDisplay.DisplayMode.y;\r |
1298 | \r |
1299 | XS=(float)rRatioRect.right/(float)PSXDisplay.DisplayMode.x;\r |
1300 | YS=(float)rRatioRect.bottom/(float)PSXDisplay.DisplayMode.y;\r |
1301 | \r |
1302 | if(PreviousPSXDisplay.Range.x0)\r |
1303 | {\r |
1304 | short s=PreviousPSXDisplay.Range.x0+PreviousPSXDisplay.Range.x1;\r |
1305 | \r |
1306 | r.left+=PreviousPSXDisplay.Range.x0+1;\r |
1307 | \r |
1308 | r.right+=PreviousPSXDisplay.Range.x0;\r |
1309 | \r |
1310 | if(r.left>s) r.left=s;\r |
1311 | if(r.right>s) r.right=s;\r |
1312 | }\r |
1313 | \r |
1314 | if(PreviousPSXDisplay.Range.y0)\r |
1315 | {\r |
1316 | short s=PreviousPSXDisplay.Range.y0+PreviousPSXDisplay.Range.y1;\r |
1317 | \r |
1318 | r.top+=PreviousPSXDisplay.Range.y0+1;\r |
1319 | r.bottom+=PreviousPSXDisplay.Range.y0;\r |
1320 | \r |
1321 | if(r.top>s) r.top=s;\r |
1322 | if(r.bottom>s) r.bottom=s;\r |
1323 | }\r |
1324 | \r |
1325 | // Set the ClipArea variables to reflect the new screen,\r |
1326 | // offset from zero (since it is a new display buffer)\r |
1327 | r.left = (int)(((float)(r.left)) *XS);\r |
1328 | r.top = (int)(((float)(r.top)) *YS);\r |
1329 | r.right = (int)(((float)(r.right + 1))*XS);\r |
1330 | r.bottom = (int)(((float)(r.bottom + 1))*YS);\r |
1331 | \r |
1332 | // Limit clip area to the screen size\r |
1333 | if (r.left > iResX) r.left = iResX;\r |
1334 | if (r.left < 0) r.left = 0;\r |
1335 | if (r.top > iResY) r.top = iResY;\r |
1336 | if (r.top < 0) r.top = 0;\r |
1337 | if (r.right > iResX) r.right = iResX;\r |
1338 | if (r.right < 0) r.right = 0;\r |
1339 | if (r.bottom > iResY) r.bottom = iResY;\r |
1340 | if (r.bottom < 0) r.bottom = 0;\r |
1341 | \r |
1342 | r.right -=r.left;\r |
1343 | r.bottom-=r.top;\r |
1344 | r.top=iResY-(r.top+r.bottom);\r |
1345 | \r |
1346 | r.left+=rRatioRect.left;\r |
1347 | r.top -=rRatioRect.top;\r |
1348 | \r |
1349 | if(bSetClip || !EqualRect(&r,&rC))\r |
1350 | {\r |
1351 | glScissor(r.left,r.top,r.right,r.bottom);\r |
1352 | rC=r;\r |
1353 | bSetClip=FALSE;\r |
1354 | }\r |
1355 | }\r |
1356 | \r |
1357 | ////////////////////////////////////////////////////////////////////////\r |
1358 | ////////////////////////////////////////////////////////////////////////\r |
1359 | ////////////////////////////////////////////////////////////////////////\r |
1360 | \r |