2 * Glide64 - Glide video plugin for Nintendo 64 emulators.
3 * Copyright (c) 2002 Dave2001
4 * Copyright (c) 2003-2009 Sergey 'Gonetz' Lipski
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 //****************************************************************
23 // Glide64 - Glide Plugin for Nintendo 64 emulators
24 // Project started on December 29th, 2001
27 // Dave2001, original author, founded the project in 2001, left it in 2002
28 // Gugaman, joined the project in 2002, left it in 2002
29 // Sergey 'Gonetz' Lipski, joined the project in 2002, main author since fall of 2002
30 // Hiroshi 'KoolSmoky' Morii, joined the project in 2007
32 //****************************************************************
35 // * Write your name and (optional)email, commented by your work, so I know who did it, and so that you can find which parts you modified when it comes time to send it to me.
36 // * Do NOT send me the whole project or file that you modified. Take out your modified code sections, and tell me where to put them. If people sent the whole thing, I would have many different versions, but no idea how to combine them all.
38 //****************************************************************
40 #define ucode_Fast3D 0
42 #define ucode_F3DEX2 2
43 #define ucode_WaveRace 3
44 #define ucode_StarWars 4
45 #define ucode_DiddyKong 5
47 #define ucode_PerfectDark 7
50 #define ucode_Turbo3d 21
52 static void rsp_vertex(int v0, int n)
56 wxUint32 addr = segoffset(rdp.cmd1) & 0x00FFFFFF;
60 rdp.v0 = v0; // Current vertex
61 rdp.vn = n; // Number to copy
63 // This is special, not handled in update(), but here
64 // * Matrix Pre-multiplication idea by Gonetz (Gonetz@ngs.ru)
65 if (rdp.update & UPDATE_MULT_MAT)
67 rdp.update ^= UPDATE_MULT_MAT;
68 MulMatrices(rdp.model, rdp.proj, rdp.combined);
72 // This is special, not handled in update()
73 if (rdp.update & UPDATE_LIGHTS)
75 rdp.update ^= UPDATE_LIGHTS;
77 // Calculate light vectors
78 for (wxUint32 l=0; l<rdp.num_lights; l++)
80 InverseTransformVector(&rdp.light[l].dir_x, rdp.light_vector[l], rdp.model);
81 NormalizeVector (rdp.light_vector[l]);
85 FRDP ("rsp:vertex v0:%d, n:%d, from: %08lx\n", v0, n, addr);
87 for (i=0; i < (n<<4); i+=16)
89 VERTEX *v = &rdp.vtx[v0 + (i>>4)];
90 x = (float)((short*)gfx.RDRAM)[(((addr+i) >> 1) + 0)^1];
91 y = (float)((short*)gfx.RDRAM)[(((addr+i) >> 1) + 1)^1];
92 z = (float)((short*)gfx.RDRAM)[(((addr+i) >> 1) + 2)^1];
93 v->flags = ((wxUint16*)gfx.RDRAM)[(((addr+i) >> 1) + 3)^1];
94 v->ou = (float)((short*)gfx.RDRAM)[(((addr+i) >> 1) + 4)^1];
95 v->ov = (float)((short*)gfx.RDRAM)[(((addr+i) >> 1) + 5)^1];
97 v->a = ((wxUint8*)gfx.RDRAM)[(addr+i + 15)^3];
99 v->x = x*rdp.combined[0][0] + y*rdp.combined[1][0] + z*rdp.combined[2][0] + rdp.combined[3][0];
100 v->y = x*rdp.combined[0][1] + y*rdp.combined[1][1] + z*rdp.combined[2][1] + rdp.combined[3][1];
101 v->z = x*rdp.combined[0][2] + y*rdp.combined[1][2] + z*rdp.combined[2][2] + rdp.combined[3][2];
102 v->w = x*rdp.combined[0][3] + y*rdp.combined[1][3] + z*rdp.combined[2][3] + rdp.combined[3][3];
105 if (fabs(v->w) < 0.001) v->w = 0.001f;
106 v->oow = 1.0f / v->w;
107 v->x_w = v->x * v->oow;
108 v->y_w = v->y * v->oow;
109 v->z_w = v->z * v->oow;
112 v->uv_calculated = 0xFFFFFFFF;
113 v->screen_translated = 0;
117 if (v->x < -v->w) v->scr_off |= 1;
118 if (v->x > v->w) v->scr_off |= 2;
119 if (v->y < -v->w) v->scr_off |= 4;
120 if (v->y > v->w) v->scr_off |= 8;
121 if (v->w < 0.1f) v->scr_off |= 16;
122 // if (v->z_w > 1.0f) v->scr_off |= 32;
124 if (rdp.geom_mode & 0x00020000)
126 v->vec[0] = ((char*)gfx.RDRAM)[(addr+i + 12)^3];
127 v->vec[1] = ((char*)gfx.RDRAM)[(addr+i + 13)^3];
128 v->vec[2] = ((char*)gfx.RDRAM)[(addr+i + 14)^3];
129 if (rdp.geom_mode & 0x40000)
131 if (rdp.geom_mode & 0x80000)
136 NormalizeVector (v->vec);
142 v->r = ((wxUint8*)gfx.RDRAM)[(addr+i + 12)^3];
143 v->g = ((wxUint8*)gfx.RDRAM)[(addr+i + 13)^3];
144 v->b = ((wxUint8*)gfx.RDRAM)[(addr+i + 14)^3];
146 #ifdef EXTREME_LOGGING
147 FRDP ("v%d - x: %f, y: %f, z: %f, w: %f, u: %f, v: %f, f: %f, z_w: %f, r=%d, g=%d, b=%d, a=%d\n", i>>4, v->x, v->y, v->z, v->w, v->ou*rdp.tiles[rdp.cur_tile].s_scale, v->ov*rdp.tiles[rdp.cur_tile].t_scale, v->f, v->z_w, v->r, v->g, v->b, v->a);
153 static void rsp_tri1(VERTEX **v, wxUint16 linew = 0)
167 static void rsp_tri2 (VERTEX **v)
197 // uc0:vertex - loads vertices
199 static void uc0_vertex()
201 int v0 = (rdp.cmd0 >> 16) & 0xF; // Current vertex
202 int n = ((rdp.cmd0 >> 20) & 0xF) + 1; // Number of vertices to copy
208 void modelview_load (float m[4][4])
210 memcpy (rdp.model, m, 64); // 4*4*4(float)
212 rdp.update |= UPDATE_MULT_MAT | UPDATE_LIGHTS;
215 void modelview_mul (float m[4][4])
217 DECLAREALIGN16VAR(m_src[4][4]);
218 memcpy (m_src, rdp.model, 64);
219 MulMatrices(m, m_src, rdp.model);
220 rdp.update |= UPDATE_MULT_MAT | UPDATE_LIGHTS;
223 void modelview_push ()
225 if (rdp.model_i == rdp.model_stack_size)
227 RDP_E ("** Model matrix stack overflow ** too many pushes\n");
228 LRDP("** Model matrix stack overflow ** too many pushes\n");
232 memcpy (rdp.model_stack[rdp.model_i], rdp.model, 64);
236 void modelview_pop (int num = 1)
238 if (rdp.model_i > num - 1)
244 RDP_E ("** Model matrix stack error ** too many pops\n");
245 LRDP("** Model matrix stack error ** too many pops\n");
248 memcpy (rdp.model, rdp.model_stack[rdp.model_i], 64);
249 rdp.update |= UPDATE_MULT_MAT | UPDATE_LIGHTS;
252 void modelview_load_push (float m[4][4])
258 void modelview_mul_push (float m[4][4])
264 void projection_load (float m[4][4])
266 memcpy (rdp.proj, m, 64); // 4*4*4(float)
268 rdp.update |= UPDATE_MULT_MAT;
271 void projection_mul (float m[4][4])
273 DECLAREALIGN16VAR(m_src[4][4]);
274 memcpy (m_src, rdp.proj, 64);
275 MulMatrices(m, m_src, rdp.proj);
276 rdp.update |= UPDATE_MULT_MAT;
279 void load_matrix (float m[4][4], wxUint32 addr)
281 FRDP ("matrix - addr: %08lx\n", addr);
282 int x,y; // matrix index
284 wxUint16 * src = (wxUint16*)gfx.RDRAM;
285 for (x=0; x<16; x+=4) { // Adding 4 instead of one, just to remove mult. later
286 for (y=0; y<4; y++) {
287 m[x>>2][y] = (float)(
288 (((wxInt32)src[(addr+x+y)^1]) << 16) |
296 // uc0:matrix - performs matrix operations
298 static void uc0_matrix()
302 // Use segment offset to get the address
303 wxUint32 addr = segoffset(rdp.cmd1) & 0x00FFFFFF;
304 wxUint8 command = (wxUint8)((rdp.cmd0 >> 16) & 0xFF);
306 DECLAREALIGN16VAR(m[4][4]);
307 load_matrix(m, addr);
311 case 0: // modelview mul nopush
312 LRDP("modelview mul\n");
316 case 1: // projection mul nopush
317 case 5: // projection mul push, can't push projection
318 LRDP("projection mul\n");
322 case 2: // modelview load nopush
323 LRDP("modelview load\n");
327 case 3: // projection load nopush
328 case 7: // projection load push, can't push projection
329 LRDP("projection load\n");
334 case 4: // modelview mul push
335 LRDP("modelview mul push\n");
336 modelview_mul_push (m);
339 case 6: // modelview load push
340 LRDP("modelview load push\n");
341 modelview_load_push (m);
345 FRDP_E ("Unknown matrix command, %02lx", command);
346 FRDP ("Unknown matrix command, %02lx", command);
349 #ifdef EXTREME_LOGGING
350 FRDP ("{%f,%f,%f,%f}\n", m[0][0], m[0][1], m[0][2], m[0][3]);
351 FRDP ("{%f,%f,%f,%f}\n", m[1][0], m[1][1], m[1][2], m[1][3]);
352 FRDP ("{%f,%f,%f,%f}\n", m[2][0], m[2][1], m[2][2], m[2][3]);
353 FRDP ("{%f,%f,%f,%f}\n", m[3][0], m[3][1], m[3][2], m[3][3]);
354 FRDP ("\nmodel\n{%f,%f,%f,%f}\n", rdp.model[0][0], rdp.model[0][1], rdp.model[0][2], rdp.model[0][3]);
355 FRDP ("{%f,%f,%f,%f}\n", rdp.model[1][0], rdp.model[1][1], rdp.model[1][2], rdp.model[1][3]);
356 FRDP ("{%f,%f,%f,%f}\n", rdp.model[2][0], rdp.model[2][1], rdp.model[2][2], rdp.model[2][3]);
357 FRDP ("{%f,%f,%f,%f}\n", rdp.model[3][0], rdp.model[3][1], rdp.model[3][2], rdp.model[3][3]);
358 FRDP ("\nproj\n{%f,%f,%f,%f}\n", rdp.proj[0][0], rdp.proj[0][1], rdp.proj[0][2], rdp.proj[0][3]);
359 FRDP ("{%f,%f,%f,%f}\n", rdp.proj[1][0], rdp.proj[1][1], rdp.proj[1][2], rdp.proj[1][3]);
360 FRDP ("{%f,%f,%f,%f}\n", rdp.proj[2][0], rdp.proj[2][1], rdp.proj[2][2], rdp.proj[2][3]);
361 FRDP ("{%f,%f,%f,%f}\n", rdp.proj[3][0], rdp.proj[3][1], rdp.proj[3][2], rdp.proj[3][3]);
366 // uc0:movemem - loads a structure with data
368 static void uc0_movemem()
370 LRDP("uc0:movemem ");
375 switch ((rdp.cmd0 >> 16) & 0xFF)
379 a = (segoffset(rdp.cmd1) & 0xFFFFFF) >> 1;
381 short scale_x = ((short*)gfx.RDRAM)[(a+0)^1] / 4;
382 short scale_y = ((short*)gfx.RDRAM)[(a+1)^1] / 4;
383 short scale_z = ((short*)gfx.RDRAM)[(a+2)^1];
384 short trans_x = ((short*)gfx.RDRAM)[(a+4)^1] / 4;
385 short trans_y = ((short*)gfx.RDRAM)[(a+5)^1] / 4;
386 short trans_z = ((short*)gfx.RDRAM)[(a+6)^1];
387 if (settings.correct_viewport)
389 scale_x = abs(scale_x);
390 scale_y = abs(scale_y);
392 rdp.view_scale[0] = scale_x * rdp.scale_x;
393 rdp.view_scale[1] = -scale_y * rdp.scale_y;
394 rdp.view_scale[2] = 32.0f * scale_z;
395 rdp.view_trans[0] = trans_x * rdp.scale_x;
396 rdp.view_trans[1] = trans_y * rdp.scale_y;
397 rdp.view_trans[2] = 32.0f * trans_z;
399 // there are other values than x and y, but I don't know what they do
401 rdp.update |= UPDATE_VIEWPORT;
403 FRDP ("viewport scale(%d, %d, %d), trans(%d, %d, %d), from:%08lx\n", scale_x, scale_y, scale_z,
404 trans_x, trans_y, trans_z, rdp.cmd1);
410 a = segoffset(rdp.cmd1) & 0x00ffffff;
411 char dir_x = ((char*)gfx.RDRAM)[(a+8)^3];
412 rdp.lookat[1][0] = (float)(dir_x) / 127.0f;
413 char dir_y = ((char*)gfx.RDRAM)[(a+9)^3];
414 rdp.lookat[1][1] = (float)(dir_y) / 127.0f;
415 char dir_z = ((char*)gfx.RDRAM)[(a+10)^3];
416 rdp.lookat[1][2] = (float)(dir_z) / 127.0f;
417 if (!dir_x && !dir_y)
418 rdp.use_lookat = FALSE;
420 rdp.use_lookat = TRUE;
421 FRDP("lookat_y (%f, %f, %f)\n", rdp.lookat[1][0], rdp.lookat[1][1], rdp.lookat[1][2]);
426 a = segoffset(rdp.cmd1) & 0x00ffffff;
427 rdp.lookat[0][0] = (float)(((char*)gfx.RDRAM)[(a+8)^3]) / 127.0f;
428 rdp.lookat[0][1] = (float)(((char*)gfx.RDRAM)[(a+9)^3]) / 127.0f;
429 rdp.lookat[0][2] = (float)(((char*)gfx.RDRAM)[(a+10)^3]) / 127.0f;
430 rdp.use_lookat = TRUE;
431 FRDP("lookat_x (%f, %f, %f)\n", rdp.lookat[1][0], rdp.lookat[1][1], rdp.lookat[1][2]);
443 i = (((rdp.cmd0 >> 16) & 0xff) - 0x86) >> 1;
444 a = segoffset(rdp.cmd1) & 0x00ffffff;
447 rdp.light[i].r = (float)(((wxUint8*)gfx.RDRAM)[(a+0)^3]) / 255.0f;
448 rdp.light[i].g = (float)(((wxUint8*)gfx.RDRAM)[(a+1)^3]) / 255.0f;
449 rdp.light[i].b = (float)(((wxUint8*)gfx.RDRAM)[(a+2)^3]) / 255.0f;
450 rdp.light[i].a = 1.0f;
451 // ** Thanks to Icepir8 for pointing this out **
452 // Lighting must be signed byte instead of byte
453 rdp.light[i].dir_x = (float)(((char*)gfx.RDRAM)[(a+8)^3]) / 127.0f;
454 rdp.light[i].dir_y = (float)(((char*)gfx.RDRAM)[(a+9)^3]) / 127.0f;
455 rdp.light[i].dir_z = (float)(((char*)gfx.RDRAM)[(a+10)^3]) / 127.0f;
458 //rdp.update |= UPDATE_LIGHTS;
460 FRDP ("light: n: %d, r: %.3f, g: %.3f, b: %.3f, x: %.3f, y: %.3f, z: %.3f\n",
461 i, rdp.light[i].r, rdp.light[i].g, rdp.light[i].b,
462 rdp.light_vector[i][0], rdp.light_vector[i][1], rdp.light_vector[i][2]);
466 case 0x9E: //gSPForceMatrix command. Modification of uc2_movemem:matrix. Gonetz.
468 // do not update the combined matrix!
469 rdp.update &= ~UPDATE_MULT_MAT;
471 wxUint32 addr = segoffset(rdp.cmd1) & 0x00FFFFFF;
472 load_matrix(rdp.combined, addr);
474 addr = rdp.pc[rdp.pc_i] & BMASK;
475 rdp.pc[rdp.pc_i] = (addr+24) & BMASK; //skip next 3 command, b/c they all are part of gSPForceMatrix
477 #ifdef EXTREME_LOGGING
478 FRDP ("{%f,%f,%f,%f}\n", rdp.combined[0][0], rdp.combined[0][1], rdp.combined[0][2], rdp.combined[0][3]);
479 FRDP ("{%f,%f,%f,%f}\n", rdp.combined[1][0], rdp.combined[1][1], rdp.combined[1][2], rdp.combined[1][3]);
480 FRDP ("{%f,%f,%f,%f}\n", rdp.combined[2][0], rdp.combined[2][1], rdp.combined[2][2], rdp.combined[2][3]);
481 FRDP ("{%f,%f,%f,%f}\n", rdp.combined[3][0], rdp.combined[3][1], rdp.combined[3][2], rdp.combined[3][3]);
486 //next 3 command should never appear since they will be skipped in previous command
488 RDP_E ("uc0:movemem matrix 0 - ERROR!\n");
489 LRDP("matrix 0 - IGNORED\n");
493 RDP_E ("uc0:movemem matrix 1 - ERROR!\n");
494 LRDP("matrix 1 - IGNORED\n");
498 RDP_E ("uc0:movemem matrix 2 - ERROR!\n");
499 LRDP("matrix 2 - IGNORED\n");
503 FRDP_E ("uc0:movemem unknown (index: 0x%08lx)\n", (rdp.cmd0 >> 16) & 0xFF);
504 FRDP ("unknown (index: 0x%08lx)\n", (rdp.cmd0 >> 16) & 0xFF);
509 // uc0:displaylist - makes a call to another section of code
511 static void uc0_displaylist()
513 wxUint32 addr = segoffset(rdp.cmd1) & 0x00FFFFFF;
515 // This fixes partially Gauntlet: Legends
516 if (addr == rdp.pc[rdp.pc_i] - 8) { LRDP("display list not executed!\n"); return; }
518 wxUint32 push = (rdp.cmd0 >> 16) & 0xFF; // push the old location?
520 FRDP("uc0:displaylist: %08lx, push:%s", addr, push?"no":"yes");
521 FRDP(" (seg %d, offset %08lx)\n", (rdp.cmd1>>24)&0x0F, rdp.cmd1&0x00FFFFFF);
527 RDP_E ("** DL stack overflow **");
528 LRDP("** DL stack overflow **\n");
531 rdp.pc_i ++; // go to the next PC in the stack
532 rdp.pc[rdp.pc_i] = addr; // jump to the address
536 rdp.pc[rdp.pc_i] = addr; // just jump to the address
540 RDP_E("Unknown displaylist operation\n");
541 LRDP("Unknown displaylist operation\n");
546 // tri1 - renders a triangle
548 static void uc0_tri1()
552 FRDP("uc0:tri1 #%d - %d, %d, %d\n", rdp.tri_n,
553 ((rdp.cmd1>>16) & 0xFF) / 10,
554 ((rdp.cmd1>>8) & 0xFF) / 10,
555 (rdp.cmd1 & 0xFF) / 10);
558 &rdp.vtx[((rdp.cmd1 >> 16) & 0xFF) / 10],
559 &rdp.vtx[((rdp.cmd1 >> 8) & 0xFF) / 10],
560 &rdp.vtx[(rdp.cmd1 & 0xFF) / 10]
562 if (settings.hacks & hack_Makers)
564 rdp.force_wrap = FALSE;
565 for (int i = 0; i < 3; i++)
567 if (v[i]->ou < 0.0f || v[i]->ov < 0.0f)
569 rdp.force_wrap = TRUE;
578 // uc0:enddl - ends a call made by uc0:displaylist
580 static void uc0_enddl()
588 // Halt execution here
595 static void uc0_culldl()
597 wxUint8 vStart = (wxUint8)((rdp.cmd0 & 0x00FFFFFF) / 40) & 0xF;
598 wxUint8 vEnd = (wxUint8)(rdp.cmd1 / 40) & 0x0F;
602 FRDP("uc0:culldl start: %d, end: %d\n", vStart, vEnd);
604 if (vEnd < vStart) return;
605 for (wxUint16 i=vStart; i<=vEnd; i++)
608 // Check if completely off the screen (quick frustrum clipping for 90 FOV)
624 LRDP(" - "); // specify that the enddl is not a real command
628 static void uc0_popmatrix()
630 LRDP("uc0:popmatrix\n");
632 wxUint32 param = rdp.cmd1;
640 case 1: // projection, can't
644 FRDP_E ("Unknown uc0:popmatrix command: 0x%08lx\n", param);
645 FRDP ("Unknown uc0:popmatrix command: 0x%08lx\n", param);
649 static void uc6_obj_sprite ();
651 static void uc0_modifyvtx(wxUint8 where, wxUint16 vtx, wxUint32 val)
653 VERTEX *v = &rdp.vtx[vtx];
662 v->r = (wxUint8)(val >> 24);
663 v->g = (wxUint8)((val >> 16) & 0xFF);
664 v->b = (wxUint8)((val >> 8) & 0xFF);
665 v->a = (wxUint8)(val & 0xFF);
668 FRDP ("RGBA: %d, %d, %d, %d\n", v->r, v->g, v->b, v->a);
673 float scale = rdp.Persp_en ? 0.03125f : 0.015625f;
674 v->ou = (float)((short)(val>>16)) * scale;
675 v->ov = (float)((short)(val&0xFFFF)) * scale;
676 v->uv_calculated = 0xFFFFFFFF;
679 FRDP ("u/v: (%04lx, %04lx), (%f, %f)\n", (short)(val>>16), (short)(val&0xFFFF),
683 case 0x18: // XY screen
685 float scr_x = (float)((short)(val>>16)) / 4.0f;
686 float scr_y = (float)((short)(val&0xFFFF)) / 4.0f;
687 v->screen_translated = 2;
688 v->sx = scr_x * rdp.scale_x + rdp.offset_x;
689 v->sy = scr_y * rdp.scale_y + rdp.offset_y;
696 v->sz = rdp.view_trans[2] + v->z_w * rdp.view_scale[2];
699 if (scr_x < 0) v->scr_off |= 1;
700 if (scr_x > rdp.vi_width) v->scr_off |= 2;
701 if (scr_y < 0) v->scr_off |= 4;
702 if (scr_y > rdp.vi_height) v->scr_off |= 8;
703 if (v->w < 0.1f) v->scr_off |= 16;
705 FRDP ("x/y: (%f, %f)\n", scr_x, scr_y);
709 case 0x1C: // Z screen
711 float scr_z = (float)((short)(val>>16));
712 v->z_w = (scr_z - rdp.view_trans[2]) / rdp.view_scale[2];
713 v->z = v->z_w * v->w;
714 FRDP ("z: %f\n", scr_z);
725 // uc0:moveword - moves a word to someplace, like the segment pointers
727 static void uc0_moveword()
729 LRDP("uc0:moveword ");
731 // Find which command this is (lowest byte of cmd0)
732 switch (rdp.cmd0 & 0xFF)
735 RDP_E ("uc0:moveword matrix - IGNORED\n");
736 LRDP("matrix - IGNORED\n");
740 rdp.num_lights = ((rdp.cmd1 - 0x80000000) >> 5) - 1; // inverse of equation
741 if (rdp.num_lights > 8) rdp.num_lights = 0;
743 rdp.update |= UPDATE_LIGHTS;
744 FRDP ("numlights: %d\n", rdp.num_lights);
748 if (((rdp.cmd0>>8)&0xFFFF) == 0x04)
750 rdp.clip_ratio = sqrt((float)rdp.cmd1);
751 rdp.update |= UPDATE_VIEWPORT;
753 FRDP ("clip %08lx, %08lx\n", rdp.cmd0, rdp.cmd1);
756 case 0x06: // segment
757 FRDP ("segment: %08lx -> seg%d\n", rdp.cmd1, (rdp.cmd0 >> 10) & 0x0F);
758 if ((rdp.cmd1&BMASK)<BMASK)
759 rdp.segment[(rdp.cmd0 >> 10) & 0x0F] = rdp.cmd1;
764 rdp.fog_multiplier = (short)(rdp.cmd1 >> 16);
765 rdp.fog_offset = (short)(rdp.cmd1 & 0x0000FFFF);
766 FRDP ("fog: multiplier: %f, offset: %f\n", rdp.fog_multiplier, rdp.fog_offset);
770 case 0x0a: // moveword LIGHTCOL
772 int n = (rdp.cmd0&0xE000) >> 13;
773 FRDP ("lightcol light:%d, %08lx\n", n, rdp.cmd1);
775 rdp.light[n].r = (float)((rdp.cmd1 >> 24) & 0xFF) / 255.0f;
776 rdp.light[n].g = (float)((rdp.cmd1 >> 16) & 0xFF) / 255.0f;
777 rdp.light[n].b = (float)((rdp.cmd1 >> 8) & 0xFF) / 255.0f;
778 rdp.light[n].a = 255;
784 wxUint16 val = (wxUint16)((rdp.cmd0 >> 8) & 0xFFFF);
785 wxUint16 vtx = val / 40;
786 wxUint8 where = val%40;
787 uc0_modifyvtx(where, vtx, rdp.cmd1);
788 FRDP ("uc0:modifyvtx: vtx: %d, where: 0x%02lx, val: %08lx - ", vtx, where, rdp.cmd1);
793 LRDP("perspnorm - IGNORED\n");
797 FRDP_E ("uc0:moveword unknown (index: 0x%08lx)\n", rdp.cmd0 & 0xFF);
798 FRDP ("unknown (index: 0x%08lx)\n", rdp.cmd0 & 0xFF);
802 static void uc0_texture()
804 int tile = (rdp.cmd0 >> 8) & 0x07;
805 if (tile == 7 && (settings.hacks&hack_Supercross)) tile = 0; //fix for supercross 2000
806 rdp.mipmap_level = (rdp.cmd0 >> 11) & 0x07;
807 wxUint32 on = (rdp.cmd0 & 0xFF);
812 wxUint16 s = (wxUint16)((rdp.cmd1 >> 16) & 0xFFFF);
813 wxUint16 t = (wxUint16)(rdp.cmd1 & 0xFFFF);
815 TILE *tmp_tile = &rdp.tiles[tile];
817 tmp_tile->org_s_scale = s;
818 tmp_tile->org_t_scale = t;
819 tmp_tile->s_scale = (float)(s+1)/65536.0f;
820 tmp_tile->t_scale = (float)(t+1)/65536.0f;
821 tmp_tile->s_scale /= 32.0f;
822 tmp_tile->t_scale /= 32.0f;
824 rdp.update |= UPDATE_TEXTURE;
826 FRDP("uc0:texture: tile: %d, mipmap_lvl: %d, on: %d, s_scale: %f, t_scale: %f\n",
827 tile, rdp.mipmap_level, on, tmp_tile->s_scale, tmp_tile->t_scale);
831 LRDP("uc0:texture skipped b/c of off\n");
832 rdp.tiles[tile].on = 0;
837 static void uc0_setothermode_h()
839 LRDP("uc0:setothermode_h: ");
842 if ((settings.ucode == ucode_F3DEX2) || (settings.ucode == ucode_CBFD))
844 len = (rdp.cmd0 & 0xFF) + 1;
845 shift = 32 - ((rdp.cmd0 >> 8) & 0xFF) - len;
849 shift = (rdp.cmd0 >> 8) & 0xFF;
850 len = rdp.cmd0 & 0xFF;
856 mask = (mask << 1) | 1;
860 rdp.othermode_h &= ~mask;
861 rdp.othermode_h |= rdp.cmd1;
863 if (mask & 0x00000030) // alpha dither mode
865 rdp.alpha_dither_mode = (rdp.othermode_h >> 4) & 0x3;
866 FRDP ("alpha dither mode: %s\n", str_dither[rdp.alpha_dither_mode]);
869 if (mask & 0x000000C0) // rgb dither mode
871 wxUint32 dither_mode = (rdp.othermode_h >> 6) & 0x3;
872 FRDP ("rgb dither mode: %s\n", str_dither[dither_mode]);
875 if (mask & 0x00003000) // filter mode
877 rdp.filter_mode = (int)((rdp.othermode_h & 0x00003000) >> 12);
878 rdp.update |= UPDATE_TEXTURE;
879 FRDP ("filter mode: %s\n", str_filter[rdp.filter_mode]);
882 if (mask & 0x0000C000) // tlut mode
884 rdp.tlut_mode = (wxUint8)((rdp.othermode_h & 0x0000C000) >> 14);
885 FRDP ("tlut mode: %s\n", str_tlut[rdp.tlut_mode]);
888 if (mask & 0x00300000) // cycle type
890 rdp.cycle_mode = (wxUint8)((rdp.othermode_h & 0x00300000) >> 20);
891 rdp.update |= UPDATE_ZBUF_ENABLED;
892 FRDP ("cycletype: %d\n", rdp.cycle_mode);
895 if (mask & 0x00010000) // LOD enable
897 rdp.LOD_en = (rdp.othermode_h & 0x00010000) ? TRUE : FALSE;
898 FRDP ("LOD_en: %d\n", rdp.LOD_en);
901 if (mask & 0x00080000) // Persp enable
903 if (rdp.persp_supported)
904 rdp.Persp_en = (rdp.othermode_h & 0x00080000) ? TRUE : FALSE;
905 FRDP ("Persp_en: %d\n", rdp.Persp_en);
908 wxUint32 unk = mask & 0x0FFC60F0F;
909 if (unk) // unknown portions, LARGE
911 FRDP ("UNKNOWN PORTIONS: shift: %d, len: %d, unknowns: %08lx\n", shift, len, unk);
915 static void uc0_setothermode_l()
917 LRDP("uc0:setothermode_l ");
920 if ((settings.ucode == ucode_F3DEX2) || (settings.ucode == ucode_CBFD))
922 len = (rdp.cmd0 & 0xFF) + 1;
923 shift = 32 - ((rdp.cmd0 >> 8) & 0xFF) - len;
924 if (shift < 0) shift = 0;
928 len = rdp.cmd0 & 0xFF;
929 shift = (rdp.cmd0 >> 8) & 0xFF;
935 mask = (mask << 1) | 1;
939 rdp.othermode_l &= ~mask;
940 rdp.othermode_l |= rdp.cmd1;
942 if (mask & 0x00000003) // alpha compare
944 rdp.acmp = rdp.othermode_l & 0x00000003;
945 FRDP ("alpha compare %s\n", ACmp[rdp.acmp]);
946 rdp.update |= UPDATE_ALPHA_COMPARE;
949 if (mask & 0x00000004) // z-src selection
951 rdp.zsrc = (rdp.othermode_l & 0x00000004) >> 2;
952 FRDP ("z-src sel: %s\n", str_zs[rdp.zsrc]);
953 FRDP ("z-src sel: %08lx\n", rdp.zsrc);
954 rdp.update |= UPDATE_ZBUF_ENABLED;
957 if (mask & 0xFFFFFFF8) // rendermode / blender bits
959 rdp.update |= UPDATE_FOG_ENABLED; //if blender has no fog bits, fog must be set off
960 rdp.render_mode_changed |= rdp.rm ^ rdp.othermode_l;
961 rdp.rm = rdp.othermode_l;
962 if (settings.flame_corona && (rdp.rm == 0x00504341)) //hack for flame's corona
963 rdp.othermode_l |= /*0x00000020 |*/ 0x00000010;
964 FRDP ("rendermode: %08lx\n", rdp.othermode_l); // just output whole othermode_l
967 // there is not one setothermode_l that's not handled :)
970 static void uc0_setgeometrymode()
972 rdp.geom_mode |= rdp.cmd1;
973 FRDP("uc0:setgeometrymode %08lx; result: %08lx\n", rdp.cmd1, rdp.geom_mode);
975 if (rdp.cmd1 & 0x00000001) // Z-Buffer enable
977 if (!(rdp.flags & ZBUF_ENABLED))
979 rdp.flags |= ZBUF_ENABLED;
980 rdp.update |= UPDATE_ZBUF_ENABLED;
983 if (rdp.cmd1 & 0x00001000) // Front culling
985 if (!(rdp.flags & CULL_FRONT))
987 rdp.flags |= CULL_FRONT;
988 rdp.update |= UPDATE_CULL_MODE;
991 if (rdp.cmd1 & 0x00002000) // Back culling
993 if (!(rdp.flags & CULL_BACK))
995 rdp.flags |= CULL_BACK;
996 rdp.update |= UPDATE_CULL_MODE;
1001 if (rdp.cmd1 & 0x00010000) // Fog enable
1003 if (!(rdp.flags & FOG_ENABLED))
1005 rdp.flags |= FOG_ENABLED;
1006 rdp.update |= UPDATE_FOG_ENABLED;
1011 static void uc0_cleargeometrymode()
1013 FRDP("uc0:cleargeometrymode %08lx\n", rdp.cmd1);
1015 rdp.geom_mode &= (~rdp.cmd1);
1017 if (rdp.cmd1 & 0x00000001) // Z-Buffer enable
1019 if (rdp.flags & ZBUF_ENABLED)
1021 rdp.flags ^= ZBUF_ENABLED;
1022 rdp.update |= UPDATE_ZBUF_ENABLED;
1025 if (rdp.cmd1 & 0x00001000) // Front culling
1027 if (rdp.flags & CULL_FRONT)
1029 rdp.flags ^= CULL_FRONT;
1030 rdp.update |= UPDATE_CULL_MODE;
1033 if (rdp.cmd1 & 0x00002000) // Back culling
1035 if (rdp.flags & CULL_BACK)
1037 rdp.flags ^= CULL_BACK;
1038 rdp.update |= UPDATE_CULL_MODE;
1043 if (rdp.cmd1 & 0x00010000) // Fog enable
1045 if (rdp.flags & FOG_ENABLED)
1047 rdp.flags ^= FOG_ENABLED;
1048 rdp.update |= UPDATE_FOG_ENABLED;
1053 static void uc0_line3d()
1057 wxUint32 v0 = ((rdp.cmd1 >> 16) & 0xff) / 10;
1058 wxUint32 v1 = ((rdp.cmd1 >> 8) & 0xff) / 10;
1059 wxUint16 width = (wxUint16)(rdp.cmd1 & 0xFF) + 3;
1066 wxUint32 cull_mode = (rdp.flags & CULLMASK) >> CULLSHIFT;
1067 rdp.flags |= CULLMASK;
1068 rdp.update |= UPDATE_CULL_MODE;
1070 rdp.flags ^= CULLMASK;
1071 rdp.flags |= cull_mode << CULLSHIFT;
1072 rdp.update |= UPDATE_CULL_MODE;
1074 FRDP("uc0:line3d v0:%d, v1:%d, width:%d\n", v0, v1, width);
1077 static void uc0_tri4 ()
1081 // c0: 0000 0123, c1: 456789ab
1082 // becomes: 405 617 829 a3b
1085 FRDP(" #%d, #%d, #%d, #%d - %d, %d, %d - %d, %d, %d - %d, %d, %d - %d, %d, %d\n", rdp.tri_n, rdp.tri_n+1, rdp.tri_n+2, rdp.tri_n+3,
1086 (rdp.cmd1 >> 28) & 0xF,
1087 (rdp.cmd0 >> 12) & 0xF,
1088 (rdp.cmd1 >> 24) & 0xF,
1089 (rdp.cmd1 >> 20) & 0xF,
1090 (rdp.cmd0 >> 8) & 0xF,
1091 (rdp.cmd1 >> 16) & 0xF,
1092 (rdp.cmd1 >> 12) & 0xF,
1093 (rdp.cmd0 >> 4) & 0xF,
1094 (rdp.cmd1 >> 8) & 0xF,
1095 (rdp.cmd1 >> 4) & 0xF,
1096 (rdp.cmd0 >> 0) & 0xF,
1097 (rdp.cmd1 >> 0) & 0xF);
1100 &rdp.vtx[(rdp.cmd1 >> 28) & 0xF],
1101 &rdp.vtx[(rdp.cmd0 >> 12) & 0xF],
1102 &rdp.vtx[(rdp.cmd1 >> 24) & 0xF],
1103 &rdp.vtx[(rdp.cmd1 >> 20) & 0xF],
1104 &rdp.vtx[(rdp.cmd0 >> 8) & 0xF],
1105 &rdp.vtx[(rdp.cmd1 >> 16) & 0xF],
1106 &rdp.vtx[(rdp.cmd1 >> 12) & 0xF],
1107 &rdp.vtx[(rdp.cmd0 >> 4) & 0xF],
1108 &rdp.vtx[(rdp.cmd1 >> 8) & 0xF],
1109 &rdp.vtx[(rdp.cmd1 >> 4) & 0xF],
1110 &rdp.vtx[(rdp.cmd0 >> 0) & 0xF],
1111 &rdp.vtx[(rdp.cmd1 >> 0) & 0xF],