292f9317 |
1 | /* |
2 | Copyright (C) 2002 Rice1964 |
3 | |
4 | This program is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU General Public License |
6 | as published by the Free Software Foundation; either version 2 |
7 | of the License, or (at your option) any later version. |
8 | |
9 | This program is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | GNU General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program; if not, write to the Free Software |
16 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
17 | */ |
18 | |
19 | #include <algorithm> |
20 | |
21 | #include "GeneralCombiner.h" |
22 | #include "Combiner.h" |
23 | #include "Config.h" |
24 | #include "RenderBase.h" |
25 | |
26 | #define ALLOW_USE_TEXTURE_FOR_CONSTANTS |
27 | |
28 | static const uint8 sc_Mux32[32] = |
29 | { |
30 | MUX_COMBINED, MUX_TEXEL0, MUX_TEXEL1, MUX_PRIM, |
31 | MUX_SHADE, MUX_ENV, MUX_1, MUX_COMBINED|MUX_ALPHAREPLICATE, |
32 | MUX_TEXEL0|MUX_ALPHAREPLICATE, MUX_TEXEL1|MUX_ALPHAREPLICATE, MUX_PRIM|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, |
33 | MUX_ENV|MUX_ALPHAREPLICATE, MUX_LODFRAC, MUX_PRIMLODFRAC, MUX_K5, // Actually k5 |
34 | MUX_UNK, MUX_UNK, MUX_UNK, MUX_UNK, |
35 | MUX_UNK, MUX_UNK, MUX_UNK, MUX_UNK, |
36 | MUX_UNK, MUX_UNK, MUX_UNK, MUX_UNK, |
37 | MUX_UNK, MUX_UNK, MUX_UNK, MUX_0 |
38 | }; |
39 | |
40 | static const uint8 sc_Mux16[16] = |
41 | { |
42 | MUX_COMBINED, MUX_TEXEL0, MUX_TEXEL1, MUX_PRIM, |
43 | MUX_SHADE, MUX_ENV, MUX_1, MUX_COMBALPHA, |
44 | MUX_TEXEL0|MUX_ALPHAREPLICATE, MUX_TEXEL1|MUX_ALPHAREPLICATE, MUX_PRIM|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, |
45 | MUX_ENV|MUX_ALPHAREPLICATE, MUX_LODFRAC, MUX_PRIMLODFRAC, MUX_0 |
46 | }; |
47 | static const uint8 sc_Mux8[8] = |
48 | { |
49 | MUX_COMBINED, MUX_TEXEL0, MUX_TEXEL1, MUX_PRIM, |
50 | MUX_SHADE, MUX_ENV, MUX_1, MUX_0 |
51 | }; |
52 | |
53 | |
54 | const char * translatedCombTypes[] = |
55 | { |
56 | "0", |
57 | "1", |
58 | "COMBINED", |
59 | "TEXEL0", |
60 | "TEXEL1", |
61 | "PRIM", |
62 | "SHADE", |
63 | "ENV", |
64 | "COMBALPHA", |
65 | "T0_ALPHA_wrong", |
66 | "T1_ALPHA_wrong", |
67 | "PRIM_ALPHA_wrong", |
68 | "SHADE_ALPHA_wrong", |
69 | "ENV_ALPHA_wrong", |
70 | "LODFRAC", |
71 | "PRIMLODFRAC", |
72 | "K5", |
73 | "UNK", |
74 | "FACTOR_PRIM_MINUS_ENV", |
75 | "FACTOR_ENV_MINUS_PRIM", |
76 | "FACTOR_1_MINUS_PRIM", |
77 | "FACTOR_0_MINUS_PRIM", |
78 | "FACTOR_1_MINUS_ENV", |
79 | "FACTOR_0_MINUS_ENV", |
80 | "FACTOR_1_MINUS_PRIMALPHA", |
81 | "FACTOR_1_MINUS_ENVALPHA", |
82 | "FACTOR_HALF", |
83 | "PRIM_X_PRIMALPHA", |
84 | "1_MINUS_PRIM_X_ENV_PLUS_PRIM", |
85 | "ENV_X_PRIM", |
86 | "PRIM_X_1_MINUS_ENV", |
87 | "PRIM_X_PRIM", |
88 | "ENV_X_ENV", |
89 | }; |
90 | |
91 | const char* muxTypeStrs[] = { |
92 | "CM_FMT_TYPE_NOT_USED", |
93 | "CM_FMT_TYPE1_D", |
94 | "CM_FMT_TYPE2_A_ADD_D", |
95 | "CM_FMT_TYPE3_A_MOD_C", |
96 | "CM_FMT_TYPE4_A_SUB_B", |
97 | "CM_FMT_TYPE5_A_MOD_C_ADD_D", |
98 | "CM_FMT_TYPE6_A_LERP_B_C", |
99 | "CM_FMT_TYPE7_A_SUB_B_ADD_D", |
100 | "CM_FMT_TYPE8_A_SUB_B_MOD_C", |
101 | "CM_FMT_TYPE9_A_B_C_D", |
102 | "CM_FMT_TYPE_NOT_CHECKED", |
103 | }; |
104 | |
105 | void DecodedMux::Decode(uint32 dwMux0, uint32 dwMux1) |
106 | { |
107 | m_dwMux0 = dwMux0; |
108 | m_dwMux1 = dwMux1; |
109 | |
110 | aRGB0 = uint8((dwMux0>>20)&0x0F); // c1 c1 // a0 |
111 | bRGB0 = uint8((dwMux1>>28)&0x0F); // c1 c2 // b0 |
112 | cRGB0 = uint8((dwMux0>>15)&0x1F); // c1 c3 // c0 |
113 | dRGB0 = uint8((dwMux1>>15)&0x07); // c1 c4 // d0 |
114 | |
115 | aA0 = uint8((dwMux0>>12)&0x07); // c1 a1 // Aa0 |
116 | bA0 = uint8((dwMux1>>12)&0x07); // c1 a2 // Ab0 |
117 | cA0 = uint8((dwMux0>>9 )&0x07); // c1 a3 // Ac0 |
118 | dA0 = uint8((dwMux1>>9 )&0x07); // c1 a4 // Ad0 |
119 | |
120 | aRGB1 = uint8((dwMux0>>5 )&0x0F); // c2 c1 // a1 |
121 | bRGB1 = uint8((dwMux1>>24)&0x0F); // c2 c2 // b1 |
122 | cRGB1 = uint8((dwMux0 )&0x1F); // c2 c3 // c1 |
123 | dRGB1 = uint8((dwMux1>>6 )&0x07); // c2 c4 // d1 |
124 | |
125 | aA1 = uint8((dwMux1>>21)&0x07); // c2 a1 // Aa1 |
126 | bA1 = uint8((dwMux1>>3 )&0x07); // c2 a2 // Ab1 |
127 | cA1 = uint8((dwMux1>>18)&0x07); // c2 a3 // Ac1 |
128 | dA1 = uint8((dwMux1 )&0x07); // c2 a4 // Ad1 |
129 | |
130 | //This fuction will translate the decode mux info further, so we can use |
131 | //the decode data better. |
132 | //Will translate A,B,C,D to unified presentation |
133 | aRGB0 = sc_Mux16[aRGB0]; |
134 | bRGB0 = sc_Mux16[bRGB0]; |
135 | cRGB0 = sc_Mux32[cRGB0]; |
136 | dRGB0 = sc_Mux8[dRGB0]; |
137 | |
138 | aA0 = sc_Mux8[aA0]; |
139 | bA0 = sc_Mux8[bA0]; |
140 | cA0 = sc_Mux8[cA0]; |
141 | dA0 = sc_Mux8[dA0]; |
142 | |
143 | aRGB1 = sc_Mux16[aRGB1]; |
144 | bRGB1 = sc_Mux16[bRGB1]; |
145 | cRGB1 = sc_Mux32[cRGB1]; |
146 | dRGB1 = sc_Mux8[dRGB1]; |
147 | |
148 | aA1 = sc_Mux8[aA1]; |
149 | bA1 = sc_Mux8[bA1]; |
150 | cA1 = sc_Mux8[cA1]; |
151 | dA1 = sc_Mux8[dA1]; |
152 | |
153 | m_bShadeIsUsed[1] = isUsedInAlphaChannel(MUX_SHADE); |
154 | m_bShadeIsUsed[0] = isUsedInColorChannel(MUX_SHADE); |
155 | m_bTexel0IsUsed = isUsed(MUX_TEXEL0); |
156 | m_bTexel1IsUsed = isUsed(MUX_TEXEL1); |
157 | |
158 | m_dwShadeColorChannelFlag = 0; |
159 | m_dwShadeAlphaChannelFlag = 0; |
160 | m_ColorTextureFlag[0] = 0; |
161 | m_ColorTextureFlag[1] = 0; |
162 | } |
163 | |
164 | int DecodedMux::Count(uint8 val, int cycle, uint8 mask) |
165 | { |
166 | uint8* pmux = m_bytes; |
167 | int count=0; |
168 | int start=0; |
169 | int end=16; |
170 | |
171 | if( cycle >= 0 ) |
172 | { |
173 | start = cycle*4; |
174 | end = start+4; |
175 | } |
176 | |
177 | |
178 | for( int i=start; i<end; i++ ) |
179 | { |
180 | if( (pmux[i]&mask) == (val&mask) ) |
181 | { |
182 | count++; |
183 | } |
184 | } |
185 | |
186 | return count; |
187 | } |
188 | |
189 | |
190 | bool DecodedMux::isUsed(uint8 val, uint8 mask) |
191 | { |
192 | uint8* pmux = m_bytes; |
193 | bool isUsed = false; |
194 | for( int i=0; i<16; i++ ) |
195 | { |
196 | if( (pmux[i]&mask) == (val&mask) ) |
197 | { |
198 | isUsed = true; |
199 | break; |
200 | } |
201 | } |
202 | |
203 | return isUsed; |
204 | } |
205 | |
206 | bool DecodedMux::isUsedInAlphaChannel(uint8 val, uint8 mask) |
207 | { |
208 | uint8* pmux = m_bytes; |
209 | bool isUsed = false; |
210 | for( int i=0; i<16; i++ ) |
211 | { |
212 | if( (i/4)%2 == 0 ) |
213 | continue; //Don't test color channel |
214 | |
215 | if( (pmux[i]&mask) == (val&mask) ) |
216 | { |
217 | isUsed = true; |
218 | break; |
219 | } |
220 | } |
221 | |
222 | return isUsed; |
223 | } |
224 | |
225 | bool DecodedMux::isUsedInColorChannel(uint8 val, uint8 mask) |
226 | { |
227 | uint8* pmux = m_bytes; |
228 | bool isUsed = false; |
229 | for( int i=0; i<16; i++ ) |
230 | { |
231 | if( (i/4)%2 == 0 && (pmux[i]&mask) == (val&mask) ) |
232 | { |
233 | isUsed = true; |
234 | break; |
235 | } |
236 | } |
237 | |
238 | return isUsed; |
239 | } |
240 | |
241 | |
242 | bool DecodedMux::isUsedInCycle(uint8 val, int cycle, CombineChannel channel, uint8 mask) |
243 | { |
244 | cycle *=2; |
245 | if( channel == ALPHA_CHANNEL ) cycle++; |
246 | |
247 | uint8* pmux = m_bytes; |
248 | for( int i=0; i<4; i++ ) |
249 | { |
250 | if( (pmux[i+cycle*4]&mask) == (val&mask) ) |
251 | { |
252 | return true; |
253 | } |
254 | } |
255 | |
256 | return false; |
257 | } |
258 | |
259 | bool DecodedMux::isUsedInCycle(uint8 val, int cycle, uint8 mask) |
260 | { |
261 | return isUsedInCycle(val, cycle/2, cycle%2?ALPHA_CHANNEL:COLOR_CHANNEL, mask); |
262 | } |
263 | |
264 | |
265 | void DecodedMux::ConvertComplements() |
266 | { |
267 | //For (A-B)*C+D, if A=1, then we can convert A-B to Ac-0 |
268 | if( aRGB0 != MUX_1 && bRGB0 != MUX_0 ) |
269 | { |
270 | aRGB0 = bRGB0|MUX_COMPLEMENT; |
271 | bRGB0 = MUX_0; |
272 | } |
273 | if( aRGB1 != MUX_1 && bRGB1 != MUX_0 ) |
274 | { |
275 | aRGB1 = bRGB1|MUX_COMPLEMENT; |
276 | bRGB1 = MUX_0; |
277 | } |
278 | if( aA0 != MUX_1 && bA0 != MUX_0 ) |
279 | { |
280 | aA0 = bA0|MUX_COMPLEMENT; |
281 | bA0 = MUX_0; |
282 | } |
283 | if( aA1 != MUX_1 && bA1 != MUX_0 ) |
284 | { |
285 | aA1 = bA1|MUX_COMPLEMENT; |
286 | bA1 = MUX_0; |
287 | } |
288 | } |
289 | |
290 | |
291 | CombinerFormatType DecodedMux::GetCombinerFormatType(uint32 cycle) |
292 | { |
293 | //Analyze the formula |
294 | /* |
295 | C=0 = D |
296 | A==B = D |
297 | B=0, C=1, D=0 = A |
298 | A=1, B=0, D=0 = C |
299 | C=1, B==D = A |
300 | A=1, C=1, D=0 = 1-B |
301 | D = 1 = 1 |
302 | */ |
303 | return CM_FMT_TYPE_D; |
304 | } |
305 | |
306 | void DecodedMuxForPixelShader::Simplify(void) |
307 | { |
308 | CheckCombineInCycle1(); |
309 | //Reformat(); |
310 | |
311 | if( g_curRomInfo.bTexture1Hack ) |
312 | { |
313 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,2); |
314 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,3); |
315 | } |
316 | splitType[0] = CM_FMT_TYPE_NOT_USED; |
317 | splitType[1] = CM_FMT_TYPE_NOT_USED; |
318 | splitType[2] = CM_FMT_TYPE_NOT_USED; |
319 | splitType[3] = CM_FMT_TYPE_NOT_USED; |
320 | mType = CM_FMT_TYPE_NOT_USED; |
321 | |
322 | m_bTexel0IsUsed = isUsed(MUX_TEXEL0); |
323 | m_bTexel1IsUsed = isUsed(MUX_TEXEL1); |
324 | } |
325 | |
326 | void DecodedMuxForSemiPixelShader::Reset(void) |
327 | { |
328 | Decode(m_dwMux0, m_dwMux1); |
329 | splitType[0] = CM_FMT_TYPE_NOT_CHECKED; |
330 | splitType[1] = CM_FMT_TYPE_NOT_CHECKED; |
331 | splitType[2] = CM_FMT_TYPE_NOT_CHECKED; |
332 | splitType[3] = CM_FMT_TYPE_NOT_CHECKED; |
333 | |
334 | Hack(); |
335 | |
336 | gRSP.bProcessDiffuseColor = false; |
337 | gRSP.bProcessSpecularColor = false; |
338 | |
339 | CheckCombineInCycle1(); |
340 | if( g_curRomInfo.bTexture1Hack ) |
341 | { |
342 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,2); |
343 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,3); |
344 | } |
345 | |
346 | m_bTexel0IsUsed = isUsed(MUX_TEXEL0); |
347 | m_bTexel1IsUsed = isUsed(MUX_TEXEL1); |
348 | } |
349 | |
350 | void DecodedMuxForOGL14V2::Simplify(void) |
351 | { |
352 | CheckCombineInCycle1(); |
353 | if( g_curRomInfo.bTexture1Hack ) |
354 | { |
355 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,2); |
356 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,3); |
357 | } |
358 | Reformat(); |
359 | |
360 | UseTextureForConstant(); |
361 | Reformat(); |
362 | |
363 | m_bTexel0IsUsed = isUsed(MUX_TEXEL0); |
364 | m_bTexel1IsUsed = isUsed(MUX_TEXEL1); |
365 | } |
366 | |
367 | void DecodedMux::Simplify(void) |
368 | { |
369 | CheckCombineInCycle1(); |
370 | if( gRDP.otherMode.text_lod ) |
371 | ConvertLODFracTo0(); |
372 | if( g_curRomInfo.bTexture1Hack ) |
373 | { |
374 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,2); |
375 | ReplaceVal(MUX_TEXEL1,MUX_TEXEL0,3); |
376 | } |
377 | Reformat(); |
378 | |
379 | UseShadeForConstant(); |
380 | Reformat(); |
381 | |
382 | if( m_dwShadeColorChannelFlag == MUX_0 ) |
383 | { |
384 | MergeShadeWithConstants(); |
385 | Reformat(); |
386 | } |
387 | |
388 | #ifdef ALLOW_USE_TEXTURE_FOR_CONSTANTS |
389 | UseTextureForConstant(); |
390 | for( int i=0; i<2; i++ ) |
391 | { |
392 | if( m_ColorTextureFlag[i] != 0 ) |
393 | { |
394 | if( m_dwShadeColorChannelFlag == m_ColorTextureFlag[i] ) |
395 | { |
396 | ReplaceVal(MUX_SHADE,MUX_TEXEL0+i,N64Cycle0RGB); |
397 | ReplaceVal(MUX_SHADE,MUX_TEXEL0+i,N64Cycle1RGB); |
398 | m_dwShadeColorChannelFlag = 0; |
399 | } |
400 | if( m_dwShadeAlphaChannelFlag == m_ColorTextureFlag[i] ) |
401 | { |
402 | ReplaceVal(MUX_SHADE,MUX_TEXEL0+i,N64Cycle0Alpha); |
403 | ReplaceVal(MUX_SHADE,MUX_TEXEL0+i,N64Cycle1Alpha); |
404 | ReplaceVal(MUX_SHADE|MUX_ALPHAREPLICATE,(MUX_TEXEL0+i)|MUX_ALPHAREPLICATE,N64Cycle0RGB,MUX_MASK_WITH_ALPHA); |
405 | ReplaceVal(MUX_SHADE|MUX_ALPHAREPLICATE,(MUX_TEXEL0+i)|MUX_ALPHAREPLICATE,N64Cycle1RGB,MUX_MASK_WITH_ALPHA); |
406 | m_dwShadeAlphaChannelFlag = 0; |
407 | } |
408 | } |
409 | } |
410 | Reformat(); |
411 | #endif |
412 | |
413 | m_bTexel0IsUsed = isUsed(MUX_TEXEL0); |
414 | m_bTexel1IsUsed = isUsed(MUX_TEXEL1); |
415 | } |
416 | |
417 | void DecodedMux::Reformat(bool do_complement) |
418 | { |
419 | if( m_dWords[N64Cycle0RGB] == m_dWords[N64Cycle1RGB] ) |
420 | { |
421 | aRGB1 = MUX_0; |
422 | bRGB1 = MUX_0; |
423 | cRGB1 = MUX_0; |
424 | dRGB1 = MUX_COMBINED; |
425 | splitType[N64Cycle1RGB] = CM_FMT_TYPE_NOT_USED; |
426 | } |
427 | |
428 | if( m_dWords[N64Cycle0Alpha] == m_dWords[N64Cycle1Alpha] ) |
429 | { |
430 | aA1 = MUX_0; |
431 | bA1 = MUX_0; |
432 | cA1 = MUX_0; |
433 | dA1 = MUX_COMBINED; |
434 | splitType[N64Cycle1Alpha] = CM_FMT_TYPE_NOT_USED; |
435 | } |
436 | |
437 | for( int i=0; i<4; i++ ) |
438 | { |
439 | if( splitType[i] == CM_FMT_TYPE_NOT_USED ) |
440 | { |
441 | continue; //Skip this, it is not used |
442 | } |
443 | |
444 | N64CombinerType &m = m_n64Combiners[i]; |
445 | //if( m.a == MUX_0 || m.c == MUX_0 || m.a == m.b ) m.a = m.b = m.c = MUX_0; |
446 | if( m.c == MUX_0 || m.a == m.b ) m.a = m.b = m.c = MUX_0; |
447 | if( do_complement && (m.b == MUX_1 || m.d == MUX_1) ) m.a = m.b = m.c = MUX_0; |
448 | if( m.a == MUX_0 && m.b == m.d ) |
449 | { |
450 | m.a = m.b; |
451 | m.b = m.d = 0; |
452 | //Hack for Mario Tennis |
453 | if( options.enableHackForGames == HACK_FOR_MARIO_TENNIS && m.c == MUX_TEXEL1 ) |
454 | { |
455 | if( do_complement ) |
456 | m.c = MUX_TEXEL0|MUX_COMPLEMENT; |
457 | else |
458 | { |
459 | m.a = m.c; |
460 | m.c = m.b; |
461 | m.b = m.a; |
462 | m.a = MUX_1; |
463 | } |
464 | } |
465 | //m.c ^= MUX_COMPLEMENT; |
466 | } |
467 | |
468 | //Type 1 == D |
469 | //Analyze the formula |
470 | //Check Type 1 |
471 | //D = 1 = D(=1) |
472 | //C=0 = D |
473 | //A==B = D |
474 | //B=0, C=1, D=0 = A |
475 | //C=1, B==D = A |
476 | //A=1, B=0, D=0 = C |
477 | //A=1, C=1, D=0 = 1-B |
478 | |
479 | splitType[i] = CM_FMT_TYPE_NOT_CHECKED; //All Type 1 will be changed to = D |
480 | if( m.c == MUX_0 || m.a==m.b || ( do_complement && (m.d == MUX_1 || m.b==MUX_1)) ) |
481 | { |
482 | splitType[i] = CM_FMT_TYPE_D; //All Type 1 will be changed to = D |
483 | m.a = m.b = m.c = MUX_0; |
484 | if( m.d == MUX_COMBINED && i>=N64Cycle1RGB ) splitType[i] = CM_FMT_TYPE_NOT_USED; |
485 | } |
486 | else if( (m.b == MUX_0 && m.c == MUX_1 && m.d == MUX_0 ) || ( m.c == MUX_1 && m.b==m.d ) ) |
487 | { |
488 | splitType[i] = CM_FMT_TYPE_D; //All Type 1 will be changed to = D |
489 | m.d = m.a; |
490 | m.a = m.b = m.c = MUX_0; |
491 | if( m.d == MUX_COMBINED && i>=N64Cycle1RGB ) splitType[i] = CM_FMT_TYPE_NOT_USED; |
492 | } |
493 | else if( m.a == MUX_1 && m.b == MUX_0 && m.d == MUX_0 ) |
494 | { |
495 | splitType[i] = CM_FMT_TYPE_D; //All Type 1 will be changed to = D |
496 | m.d = m.c; |
497 | m.a = m.b = m.c = MUX_0; |
498 | if( m.d == MUX_COMBINED && i>=N64Cycle1RGB ) splitType[i] = CM_FMT_TYPE_NOT_USED; |
499 | } |
500 | else if( m.a == MUX_1 && m.c == MUX_1 && m.d == MUX_0 && do_complement ) |
501 | { |
502 | splitType[i] = CM_FMT_TYPE_D; //All Type 1 will be changed to = D |
503 | m.d = m.b^MUX_COMPLEMENT; |
504 | m.a = m.b = m.c = MUX_0; |
505 | if( m.d == MUX_COMBINED && i>=N64Cycle1RGB ) splitType[i] = CM_FMT_TYPE_NOT_USED; |
506 | } |
507 | |
508 | if( splitType[i] == CM_FMT_TYPE_NOT_USED ) |
509 | continue; |
510 | |
511 | if( splitType[i] == CM_FMT_TYPE_D ) |
512 | { |
513 | if( (i == N64Cycle0RGB || i == N64Cycle0Alpha) && splitType[i+2]!=CM_FMT_TYPE_NOT_USED ) //Cycle 1's Color or Alpha |
514 | { |
515 | uint8 saveD = m.d; |
516 | for( int j=0; j<4; j++ ) |
517 | { |
518 | if( (m_bytes[j+i*4+8]&MUX_MASK) == MUX_COMBINED ) |
519 | { |
520 | m_bytes[j+i*4+8] = saveD|(m_bytes[j+i*4+8]&0xC0); //Replace cycle's CMB with D from cycle 1 |
521 | } |
522 | } |
523 | m_dWords[i] = m_dWords[i+2]; |
524 | splitType[i+2]=CM_FMT_TYPE_NOT_USED; |
525 | m_dWords[i+2] = 0x02000000; |
526 | i=i-1; // Throw the first cycle result away, use 2nd cycle for the 1st cycle |
527 | // and then redo the 1st cycle |
528 | continue; |
529 | } |
530 | |
531 | if( (i==2 || i == 3) && (m.d&MUX_MASK) == MUX_COMBINED ) |
532 | { |
533 | splitType[i] = CM_FMT_TYPE_NOT_USED; |
534 | } |
535 | continue; |
536 | } |
537 | |
538 | |
539 | //Type 2: A+D ' ADD |
540 | //B=0, C=1 = A+D |
541 | //A=1, B=0 = C+D |
542 | splitType[i] = CM_FMT_TYPE_A_ADD_D; //All Type 2 will be changed to = A+D |
543 | if( m.b == MUX_0 && m.c == MUX_1 ) |
544 | { |
545 | if( m.d == MUX_TEXEL0 || m.d == MUX_TEXEL1 ) swap(m.a, m.d); |
546 | if( m.a == MUX_COMBINED ) swap(m.a, m.d); |
547 | continue; |
548 | } |
549 | |
550 | if( m.a == MUX_1 && m.b == MUX_0 ) |
551 | { |
552 | m.a = m.c; //Change format A+D |
553 | m.c = MUX_1; |
554 | if( m.d == MUX_TEXEL0 || m.d == MUX_TEXEL1 ) swap(m.a, m.d); |
555 | continue; |
556 | } |
557 | |
558 | |
559 | //Type 3: A*C |
560 | //B=0, D=0 = A*C |
561 | //A=1, D=0 = (1-A)*C |
562 | splitType[i] = CM_FMT_TYPE_A_MOD_C; //A*C |
563 | if( m.b == MUX_0 && m.d == MUX_0 ) |
564 | { |
565 | if( m.c == MUX_TEXEL0 || m.c == MUX_TEXEL1 ) swap(m.a, m.c); |
566 | if( m.a == MUX_COMBINED ) swap(m.a, m.c); |
567 | continue; |
568 | } |
569 | |
570 | if( m.a == MUX_1 && m.d == MUX_0 && do_complement ) |
571 | { |
572 | m.a = m.b^MUX_COMPLEMENT; |
573 | m.b = MUX_0; |
574 | if( m.c == MUX_TEXEL0 || m.c == MUX_TEXEL1 ) swap(m.a, m.c); |
575 | if( m.a == MUX_COMBINED ) swap(m.a, m.c); |
576 | continue; |
577 | } |
578 | |
579 | //Type 4: A-B ' SUB |
580 | //C=1, D=0 = A-B |
581 | splitType[i] = CM_FMT_TYPE_A_SUB_B; //A-B |
582 | if( m.c == MUX_1 && m.d == MUX_0 ) |
583 | { |
584 | continue; |
585 | } |
586 | |
587 | //Type 5: A*C+D , ' MULTIPLYADD |
588 | //B=0 = A*C+D |
589 | //A=1 = (1-B) * C + D |
590 | splitType[i] = CM_FMT_TYPE_A_MOD_C_ADD_D; |
591 | if( m.b == MUX_0 ) |
592 | { |
593 | if( m.c == MUX_TEXEL0 || m.c == MUX_TEXEL1 ) swap(m.a, m.c); |
594 | if( m.a == MUX_COMBINED ) swap(m.a, m.c); |
595 | continue; |
596 | } |
597 | |
598 | if( m.a == MUX_1 && m.b!=m.d && do_complement ) |
599 | { |
600 | m.a = m.b^MUX_COMPLEMENT; |
601 | m.b = MUX_0; |
602 | if( m.c == MUX_TEXEL0 || m.c == MUX_TEXEL1 ) swap(m.a, m.c); |
603 | if( m.a == MUX_COMBINED ) swap(m.a, m.c); |
604 | continue; |
605 | } |
606 | |
607 | //Type 6: (A-B)*C+B Map to LERP, or BLENDALPHA |
608 | //D==B |
609 | splitType[i] = CM_FMT_TYPE_A_LERP_B_C; |
610 | if( m.b == m.d ) |
611 | { |
612 | continue; |
613 | } |
614 | |
615 | |
616 | //Type 7: A-B+D |
617 | //C=1 = A-B+D |
618 | splitType[i] = CM_FMT_TYPE_A_SUB_B_ADD_D; |
619 | if( m.c == MUX_1 ) |
620 | { |
621 | if( m.c == MUX_TEXEL0 || m.c == MUX_TEXEL1 ) swap(m.a, m.c); |
622 | continue; |
623 | } |
624 | |
625 | //Type 8: (A-B)*C |
626 | splitType[i] = CM_FMT_TYPE_A_SUB_B_MOD_C; |
627 | if( m.d == MUX_0 ) |
628 | { |
629 | continue; |
630 | } |
631 | |
632 | if( m.c == m.d && do_complement ) // (A-B)*C+C ==> (A + B|C ) * C |
633 | { |
634 | m.d = MUX_0; |
635 | m.b |= MUX_COMPLEMENT; |
636 | continue; |
637 | } |
638 | |
639 | if( m.a == m.d ) |
640 | { |
641 | splitType[i] = CM_FMT_TYPE_A_B_C_A; |
642 | continue; |
643 | } |
644 | |
645 | //Type 9: (A-B)*C+D |
646 | splitType[i] = CM_FMT_TYPE_A_B_C_D; |
647 | } |
648 | |
649 | if( (splitType[0] == CM_FMT_TYPE_D && splitType[2]!= CM_FMT_TYPE_NOT_USED ) || //Cycle 1 Color |
650 | (isUsedInCycle(MUX_COMBINED,1,COLOR_CHANNEL) == false && isUsedInCycle(MUX_COMBINED,1,ALPHA_CHANNEL) == false && splitType[2]!= CM_FMT_TYPE_NOT_USED) ) |
651 | { |
652 | //Replace cycle 1 color with cycle 2 color because we have already replace cycle2's cmb |
653 | aRGB0 = aRGB1; |
654 | bRGB0 = bRGB1; |
655 | cRGB0 = cRGB1; |
656 | dRGB0 = dRGB1; |
657 | aRGB1 = MUX_0; |
658 | bRGB1 = MUX_0; |
659 | cRGB1 = MUX_0; |
660 | dRGB1 = MUX_COMBINED; |
661 | splitType[0] = splitType[2]; |
662 | splitType[2] = CM_FMT_TYPE_NOT_USED; |
663 | } |
664 | |
665 | if( (splitType[1] == CM_FMT_TYPE_D && splitType[3]!= CM_FMT_TYPE_NOT_USED ) || //Cycle 2 Alpha |
666 | ( isUsedInCycle(MUX_COMBINED,1,ALPHA_CHANNEL) == false && isUsedInCycle(MUX_COMBINED|MUX_ALPHAREPLICATE,1,COLOR_CHANNEL,MUX_MASK_WITH_ALPHA) == false && splitType[3]!= CM_FMT_TYPE_NOT_USED) ) |
667 | { |
668 | //Replace cycle 1 alpha with cycle 2 alpha because we have already replace cycle2's cmb |
669 | aA0 = aA1; |
670 | bA0 = bA1; |
671 | cA0 = cA1; |
672 | dA0 = dA1; |
673 | aA1 = MUX_0; |
674 | bA1 = MUX_0; |
675 | cA1 = MUX_0; |
676 | dA1 = MUX_COMBINED; |
677 | splitType[1] = splitType[3]; |
678 | splitType[3] = CM_FMT_TYPE_NOT_USED; |
679 | } |
680 | |
681 | if( splitType[0] == CM_FMT_TYPE_A_MOD_C && splitType[2] == CM_FMT_TYPE_A_ADD_D ) |
682 | { |
683 | m_n64Combiners[0].d = (m_n64Combiners[2].a & MUX_MASK) == MUX_COMBINED ? m_n64Combiners[2].d : m_n64Combiners[2].a; |
684 | splitType[0] = CM_FMT_TYPE_A_MOD_C_ADD_D; |
685 | splitType[2] = CM_FMT_TYPE_NOT_USED; |
686 | m_n64Combiners[2].a = MUX_0; |
687 | m_n64Combiners[2].c = MUX_0; |
688 | m_n64Combiners[2].d = MUX_COMBINED; |
689 | } |
690 | |
691 | if( splitType[1] == CM_FMT_TYPE_A_MOD_C && splitType[3] == CM_FMT_TYPE_A_ADD_D ) |
692 | { |
693 | m_n64Combiners[1].d = (m_n64Combiners[3].a & MUX_MASK) == MUX_COMBINED ? m_n64Combiners[3].d : m_n64Combiners[3].a; |
694 | splitType[1] = CM_FMT_TYPE_A_MOD_C_ADD_D; |
695 | splitType[3] = CM_FMT_TYPE_NOT_USED; |
696 | m_n64Combiners[3].a = MUX_0; |
697 | m_n64Combiners[3].c = MUX_0; |
698 | m_n64Combiners[3].d = MUX_COMBINED; |
699 | } |
700 | |
701 | mType = max(max(max(splitType[0], splitType[1]),splitType[2]),splitType[3]); |
702 | } |
703 | |
704 | const char* MuxGroupStr[4] = |
705 | { |
706 | "Color0", |
707 | "Alpha0", |
708 | "Color1", |
709 | "Alpha1", |
710 | }; |
711 | |
712 | char* DecodedMux::FormatStr(uint8 val, char *buf) |
713 | { |
714 | if( val == CM_IGNORE_BYTE ) |
715 | { |
716 | strcpy(buf," "); |
717 | } |
718 | else |
719 | { |
720 | strcpy(buf, translatedCombTypes[val&MUX_MASK]); |
721 | if( val&MUX_ALPHAREPLICATE ) |
722 | strcat(buf,"|A"); |
723 | if( val&MUX_COMPLEMENT ) |
724 | strcat(buf,"|C"); |
725 | if( val&MUX_NEG ) |
726 | strcat(buf,"|N"); |
727 | } |
728 | |
729 | return buf; |
730 | } |
731 | |
732 | void DecodedMux::Display(bool simplified,FILE *fp) |
733 | { |
734 | DecodedMux decodedMux; |
735 | DecodedMux *mux; |
736 | if( simplified ) |
737 | { |
738 | mux = this; |
739 | } |
740 | else |
741 | { |
742 | decodedMux.Decode(m_dwMux0, m_dwMux1); |
743 | mux = &decodedMux; |
744 | } |
745 | |
746 | char buf0[30]; |
747 | char buf1[30]; |
748 | char buf2[30]; |
749 | char buf3[30]; |
750 | |
751 | for( int i=0; i<2; i++ ) |
752 | { |
753 | for(int j=0;j<2;j++) |
754 | { |
755 | N64CombinerType &m = mux->m_n64Combiners[i+2*j]; |
756 | if( fp ) |
757 | { |
758 | fprintf(fp,"%s: (%s - %s) * %s + %s\n", MuxGroupStr[i+2*j], FormatStr(m.a,buf0), |
759 | FormatStr(m.b,buf1), FormatStr(m.c,buf2), FormatStr(m.d,buf3)); |
760 | } |
761 | else |
762 | { |
763 | DebuggerAppendMsg("%s: (%s - %s) * %s + %s\n", MuxGroupStr[i+2*j], FormatStr(m.a,buf0), |
764 | FormatStr(m.b,buf1), FormatStr(m.c,buf2), FormatStr(m.d,buf3)); |
765 | } |
766 | } |
767 | } |
768 | } |
769 | |
770 | int DecodedMux::HowManyConstFactors() |
771 | { |
772 | int n=0; |
773 | if( isUsed(MUX_PRIM) ) n++; |
774 | if( isUsed(MUX_ENV) ) n++; |
775 | if( isUsed(MUX_LODFRAC) ) n++; |
776 | if( isUsed(MUX_PRIMLODFRAC) ) n++; |
777 | return n; |
778 | } |
779 | |
780 | int DecodedMux::HowManyTextures() |
781 | { |
782 | int n=0; |
783 | if( isUsed(MUX_TEXEL0) ) n++; |
784 | if( isUsed(MUX_TEXEL1) ) n++; |
785 | return n; |
786 | } |
787 | |
788 | int DecodedMux::CountTexels(void) |
789 | { |
790 | int count=0; |
791 | |
792 | for( int i=0; i<4; i++ ) |
793 | { |
794 | N64CombinerType &m = m_n64Combiners[i]; |
795 | count = max(count, ::CountTexel1Cycle(m)); |
796 | if( count == 2 ) |
797 | break; |
798 | } |
799 | |
800 | return count; |
801 | } |
802 | |
803 | void DecodedMux::ReplaceVal(uint8 val1, uint8 val2, int cycle, uint8 mask) |
804 | { |
805 | int start = 0; |
806 | int end = 16; |
807 | |
808 | if( cycle >= 0 ) |
809 | { |
810 | start = cycle*4; |
811 | end = start+4; |
812 | } |
813 | |
814 | uint8* pmux = m_bytes; |
815 | for( int i=start; i<end; i++ ) |
816 | { |
817 | if( (pmux[i]&mask) == (val1&mask) ) |
818 | { |
819 | pmux[i] &= (~mask); |
820 | pmux[i] |= val2; |
821 | } |
822 | } |
823 | } |
824 | |
825 | uint32 DecodedMux::GetCycle(int cycle, CombineChannel channel) |
826 | { |
827 | uint32* pmux = m_dWords; |
828 | if( channel == COLOR_CHANNEL ) |
829 | { |
830 | return pmux[cycle*2]; |
831 | } |
832 | else |
833 | { |
834 | return pmux[cycle*2+1]; |
835 | } |
836 | |
837 | } |
838 | |
839 | uint32 DecodedMux::GetCycle(int cycle) |
840 | { |
841 | return m_dWords[cycle]; |
842 | } |
843 | |
844 | enum ShadeConstMergeType |
845 | { |
846 | SHADE_DO_NOTHING, |
847 | SHADE_ADD_PRIM, // Shade+PRIM |
848 | SHADE_ADD_ENV, // Shade+ENV |
849 | SHADE_ADD_PRIM_ALPHA, // Shade+PRIM_ALPHA |
850 | SHADE_ADD_ENV_ALPHA, // Shade+ENV_ALPHA |
851 | SHADE_MINUS_PRIM_PLUS_ENV, |
852 | SHADE_MINUS_ENV_PLUS_PRIM, |
853 | SHADE_MOD_ENV, |
854 | }; |
855 | |
856 | typedef struct |
857 | { |
858 | uint64 mux; // simplified |
859 | ShadeConstMergeType op; |
860 | } ShadeConstMergeMapType; |
861 | |
862 | ShadeConstMergeMapType MergeShadeWithConstantsMaps[] = |
863 | { |
864 | {0, SHADE_DO_NOTHING}, |
865 | {0x0007000600070006LL, SHADE_MOD_ENV}, // SHADE * ENV |
866 | }; |
867 | |
868 | // 0x05070501, 0x00070006 //(1 - PRIM) * ENV + PRIM |
869 | // 0x00050003, 0x00050003 //(TEXEL0 - 0) * PRIM + 0 |
870 | |
871 | void DecodedMux::MergeShadeWithConstants(void) |
872 | { |
873 | // This function should be called afte the mux has been simplified |
874 | // The goal of this function is to merge as many as possible constants with shade |
875 | // so to reduce the totally number of constants to 0 or 1 |
876 | // And at the same time, to reduce the complexity of the whole mux |
877 | // so we can implement the mux easiler when lower end video cards |
878 | |
879 | // We can only try to merge shade with constants for: |
880 | // 1 cycle mode or 2 cycle mode and shade is not used in the 2nd cycle |
881 | |
882 | if( m_bShadeIsUsed[0] ) MergeShadeWithConstantsInChannel(COLOR_CHANNEL); |
883 | if( m_bShadeIsUsed[1] ) MergeShadeWithConstantsInChannel(ALPHA_CHANNEL); |
884 | } |
885 | |
886 | void DecodedMux::MergeShadeWithConstantsInChannel(CombineChannel channel) |
887 | { |
888 | bool usedIn[2]; |
889 | uint32 cycleVal; |
890 | int cycleNum; |
891 | |
892 | usedIn[0] = isUsedInCycle(MUX_SHADE,channel); |
893 | usedIn[1] = isUsedInCycle(MUX_SHADE,channel+2); |
894 | if( usedIn[0] && usedIn[1] && GetCycle(channel)!=GetCycle(channel+2) ) |
895 | { |
896 | //Shade is used in more than 1 cycles, and the ways it is used are different |
897 | //in cycles, so we can not merge shade with const factors |
898 | return; |
899 | } |
900 | |
901 | if( usedIn[0] ) { cycleVal = GetCycle(channel);cycleNum=0;} |
902 | else {cycleVal = GetCycle(channel+2);cycleNum=1;} |
903 | |
904 | |
905 | //Update to here, Shade is either used only in 1 cycle, or the way it is used are totally |
906 | //the same in different cycles |
907 | |
908 | if( cycleVal == 0x06000000 || isUsedInCycle(MUX_COMBINED,channel+cycleNum*2) ) // (0-0)*0+Shade |
909 | { |
910 | return; |
911 | } |
912 | |
913 | //Now we can merge shade with consts |
914 | for( int i=0; i<2; i++ ) |
915 | { |
916 | if( usedIn[i] ) |
917 | { |
918 | N64CombinerType &m = m_n64Combiners[channel+i*2]; |
919 | if( isUsedInCycle(MUX_TEXEL0,i*2+channel) || isUsedInCycle(MUX_TEXEL1,i*2+channel) ) |
920 | { |
921 | if( (m.a&MUX_MASK) == MUX_TEXEL0 || (m.a&MUX_MASK) == MUX_TEXEL1 ) |
922 | { |
923 | // m.a is texel, can not merge constant with shade |
924 | return; |
925 | } |
926 | else if( (m.b&MUX_MASK) == MUX_TEXEL0 || (m.b&MUX_MASK) == MUX_TEXEL1 ) |
927 | { |
928 | // m.b is texel, can not merge constant with shade |
929 | return; |
930 | } |
931 | else if(( (m.c&MUX_MASK) == MUX_TEXEL0 || (m.c&MUX_MASK) == MUX_TEXEL1 ) ) |
932 | { |
933 | if( (m.d&MUX_MASK) != MUX_SHADE ) |
934 | { |
935 | cycleVal &= 0x0000FFFF; // A-B |
936 | } |
937 | else if( (m.a&MUX_MASK) == MUX_SHADE || (m.b&MUX_MASK) == MUX_SHADE ) |
938 | { |
939 | return; |
940 | } |
941 | } |
942 | else if( (m.d&MUX_MASK) == MUX_TEXEL0 || (m.d&MUX_MASK) == MUX_TEXEL1 ) |
943 | { |
944 | cycleVal &= 0x00FFFFFF; // (A-B)*C |
945 | } |
946 | } |
947 | else |
948 | { |
949 | m.a = m.b = m.c = MUX_0; |
950 | m.d = MUX_SHADE; |
951 | splitType[i*2+channel] = CM_FMT_TYPE_D; |
952 | } |
953 | } |
954 | } |
955 | |
956 | if( channel == COLOR_CHANNEL ) |
957 | m_dwShadeColorChannelFlag = cycleVal; |
958 | else |
959 | m_dwShadeAlphaChannelFlag = cycleVal; |
960 | } |
961 | |
962 | |
963 | void DecodedMux::MergeConstants(void) |
964 | { |
965 | // This function should be called afte the mux has been simplified |
966 | // The goal of this function is to merge remain constants and to reduce the |
967 | // total number of constants, so we can implement the mux easiler |
968 | |
969 | // This function should be called after the MergeShadeWithConstants() function |
970 | } |
971 | |
972 | |
973 | void DecodedMux::UseShadeForConstant(void) |
974 | { |
975 | // If shade is not used in the mux, we can use it for constants |
976 | // This function should be called after constants have been merged |
977 | |
978 | bool doAlphaChannel = true; |
979 | uint8 mask = (uint8)~MUX_COMPLEMENT; |
980 | |
981 | int constants = 0; |
982 | if( isUsed(MUX_ENV) ) constants++; |
983 | if( isUsed(MUX_PRIM) ) constants++; |
984 | if( isUsed(MUX_LODFRAC) ) constants++; |
985 | if( isUsed(MUX_PRIMLODFRAC) ) constants++; |
986 | |
987 | bool forceToUsed = constants>m_maxConstants; |
988 | |
989 | if( !isUsedInColorChannel(MUX_SHADE) && (forceToUsed || max(splitType[0], splitType[2]) >= CM_FMT_TYPE_A_MOD_C_ADD_D) ) |
990 | { |
991 | int countEnv = Count(MUX_ENV, N64Cycle0RGB, mask) + Count(MUX_ENV, N64Cycle1RGB, mask); |
992 | int countPrim = Count(MUX_PRIM, N64Cycle0RGB, mask) + Count(MUX_PRIM, N64Cycle1RGB, mask); |
993 | if( countEnv+countPrim > 0 ) |
994 | { |
995 | if( countPrim >= countEnv ) |
996 | { |
997 | //TRACE0("Use Shade for PRIM in color channel"); |
998 | ReplaceVal(MUX_PRIM, MUX_SHADE, N64Cycle0RGB); |
999 | ReplaceVal(MUX_PRIM, MUX_SHADE, N64Cycle1RGB); |
1000 | m_dwShadeColorChannelFlag = MUX_PRIM; |
1001 | } |
1002 | else if( countEnv>0 ) |
1003 | { |
1004 | //TRACE0("Use Shade for ENV in color channel"); |
1005 | ReplaceVal(MUX_ENV, MUX_SHADE, N64Cycle0RGB); |
1006 | ReplaceVal(MUX_ENV, MUX_SHADE, N64Cycle1RGB); |
1007 | m_dwShadeColorChannelFlag = MUX_ENV; |
1008 | } |
1009 | |
1010 | if( isUsedInColorChannel(MUX_SHADE|MUX_ALPHAREPLICATE, mask) ) |
1011 | { |
1012 | m_dwShadeAlphaChannelFlag = m_dwShadeColorChannelFlag; |
1013 | ReplaceVal((uint8)m_dwShadeColorChannelFlag, MUX_SHADE, N64Cycle0Alpha); |
1014 | ReplaceVal((uint8)m_dwShadeColorChannelFlag, MUX_SHADE, N64Cycle1Alpha); |
1015 | doAlphaChannel = false; |
1016 | } |
1017 | } |
1018 | } |
1019 | |
1020 | if( doAlphaChannel && !isUsedInAlphaChannel(MUX_SHADE) && !isUsedInColorChannel(MUX_SHADE|MUX_ALPHAREPLICATE,MUX_MASK_WITH_ALPHA)) |
1021 | { |
1022 | int countEnv = Count(MUX_ENV|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask) + Count(MUX_ENV|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1023 | int countPrim = Count(MUX_PRIM|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask) + Count(MUX_PRIM|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1024 | |
1025 | if( forceToUsed || max(splitType[1], splitType[3]) >= CM_FMT_TYPE_A_MOD_C_ADD_D || |
1026 | (max(splitType[0], splitType[2]) >= CM_FMT_TYPE_A_MOD_C_ADD_D && countEnv+countPrim > 0 ) ) |
1027 | { |
1028 | countEnv = Count(MUX_ENV, N64Cycle0Alpha) + Count(MUX_ENV, N64Cycle1Alpha) + |
1029 | Count(MUX_ENV|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask) + Count(MUX_ENV|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1030 | countPrim = Count(MUX_PRIM, N64Cycle0Alpha) + Count(MUX_PRIM, N64Cycle1Alpha) + |
1031 | Count(MUX_PRIM|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask) + Count(MUX_PRIM|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1032 | if( countEnv+countPrim > 0 ) |
1033 | { |
1034 | if( countPrim>0 && m_dwShadeColorChannelFlag == MUX_PRIM ) |
1035 | { |
1036 | //TRACE0("Use Shade for PRIM in alpha channel"); |
1037 | ReplaceVal(MUX_PRIM, MUX_SHADE, N64Cycle0Alpha); |
1038 | ReplaceVal(MUX_PRIM, MUX_SHADE, N64Cycle1Alpha); |
1039 | ReplaceVal(MUX_PRIM|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask); |
1040 | ReplaceVal(MUX_PRIM|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1041 | m_dwShadeAlphaChannelFlag = MUX_PRIM; |
1042 | } |
1043 | else if( countEnv>0 && m_dwShadeColorChannelFlag == MUX_ENV ) |
1044 | { |
1045 | //TRACE0("Use Shade for PRIM in alpha channel"); |
1046 | ReplaceVal(MUX_ENV, MUX_SHADE, N64Cycle0Alpha); |
1047 | ReplaceVal(MUX_ENV, MUX_SHADE, N64Cycle1Alpha); |
1048 | ReplaceVal(MUX_ENV|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask); |
1049 | ReplaceVal(MUX_ENV|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1050 | m_dwShadeAlphaChannelFlag = MUX_ENV; |
1051 | } |
1052 | else if( countPrim >= countEnv ) |
1053 | { |
1054 | //TRACE0("Use Shade for PRIM in alpha channel"); |
1055 | ReplaceVal(MUX_PRIM, MUX_SHADE, N64Cycle0Alpha); |
1056 | ReplaceVal(MUX_PRIM, MUX_SHADE, N64Cycle1Alpha); |
1057 | ReplaceVal(MUX_PRIM|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask); |
1058 | ReplaceVal(MUX_PRIM|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1059 | m_dwShadeAlphaChannelFlag = MUX_PRIM; |
1060 | } |
1061 | else if( countEnv>0 ) |
1062 | { |
1063 | //TRACE0("Use Shade for ENV in alpha channel"); |
1064 | ReplaceVal(MUX_ENV, MUX_SHADE, N64Cycle0Alpha); |
1065 | ReplaceVal(MUX_ENV, MUX_SHADE, N64Cycle1Alpha); |
1066 | ReplaceVal(MUX_ENV|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle0RGB, mask); |
1067 | ReplaceVal(MUX_ENV|MUX_ALPHAREPLICATE, MUX_SHADE|MUX_ALPHAREPLICATE, N64Cycle1RGB, mask); |
1068 | m_dwShadeAlphaChannelFlag = MUX_ENV; |
1069 | } |
1070 | } |
1071 | } |
1072 | } |
1073 | } |
1074 | |
1075 | void DecodedMux::UseTextureForConstant(void) |
1076 | { |
1077 | int numofconst = HowManyConstFactors(); |
1078 | int numOftex = HowManyTextures(); |
1079 | |
1080 | if( numofconst > m_maxConstants && numOftex < m_maxTextures ) |
1081 | { |
1082 | // We can use a texture for a constant |
1083 | for( int i=0; i<2 && numofconst > m_maxConstants ; i++ ) |
1084 | { |
1085 | if( isUsed(MUX_TEXEL0+i) ) |
1086 | { |
1087 | continue; // can not use this texture |
1088 | } |
1089 | |
1090 | if( isUsed(MUX_PRIM) ) |
1091 | { |
1092 | ReplaceVal(MUX_PRIM, MUX_TEXEL0+i); |
1093 | m_ColorTextureFlag[i] = MUX_PRIM; |
1094 | numofconst--; |
1095 | continue; |
1096 | } |
1097 | |
1098 | if( isUsed(MUX_ENV) ) |
1099 | { |
1100 | ReplaceVal(MUX_ENV, MUX_TEXEL0+i); |
1101 | m_ColorTextureFlag[i] = MUX_ENV; |
1102 | numofconst--; |
1103 | continue; |
1104 | } |
1105 | |
1106 | if( isUsed(MUX_LODFRAC) ) |
1107 | { |
1108 | ReplaceVal(MUX_LODFRAC, MUX_TEXEL0+i); |
1109 | m_ColorTextureFlag[i] = MUX_LODFRAC; |
1110 | numofconst--; |
1111 | continue; |
1112 | } |
1113 | |
1114 | if( isUsed(MUX_PRIMLODFRAC) ) |
1115 | { |
1116 | ReplaceVal(MUX_PRIMLODFRAC, MUX_TEXEL0+i); |
1117 | m_ColorTextureFlag[i] = MUX_PRIMLODFRAC; |
1118 | numofconst--; |
1119 | continue; |
1120 | } |
1121 | } |
1122 | } |
1123 | } |
1124 | |
1125 | |
1126 | void DecodedMuxForOGL14V2::UseTextureForConstant(void) |
1127 | { |
1128 | bool envused = isUsed(MUX_ENV); |
1129 | bool lodused = isUsed(MUX_LODFRAC); |
1130 | |
1131 | int numofconst = 0; |
1132 | if( envused ) numofconst++; |
1133 | if( lodused ) numofconst++; |
1134 | |
1135 | int numOftex = HowManyTextures(); |
1136 | |
1137 | if( numofconst > 0 && numOftex < 2 ) |
1138 | { |
1139 | // We can use a texture for a constant |
1140 | for( int i=0; i<2 && numofconst > 0 ; i++ ) |
1141 | { |
1142 | if( isUsed(MUX_TEXEL0+i) ) |
1143 | { |
1144 | continue; // can not use this texture |
1145 | } |
1146 | |
1147 | if( envused ) |
1148 | { |
1149 | ReplaceVal(MUX_ENV, MUX_TEXEL0+i); |
1150 | m_ColorTextureFlag[i] = MUX_ENV; |
1151 | numofconst--; |
1152 | envused = false; |
1153 | continue; |
1154 | } |
1155 | |
1156 | if( isUsed(MUX_LODFRAC) ) |
1157 | { |
1158 | ReplaceVal(MUX_LODFRAC, MUX_TEXEL0+i); |
1159 | m_ColorTextureFlag[i] = MUX_LODFRAC; |
1160 | numofconst--; |
1161 | continue; |
1162 | } |
1163 | |
1164 | if( isUsed(MUX_PRIMLODFRAC) ) |
1165 | { |
1166 | ReplaceVal(MUX_PRIMLODFRAC, MUX_TEXEL0+i); |
1167 | m_ColorTextureFlag[i] = MUX_PRIMLODFRAC; |
1168 | numofconst--; |
1169 | continue; |
1170 | } |
1171 | } |
1172 | } |
1173 | } |
1174 | |
1175 | #ifdef DEBUGGER |
1176 | extern const char *translatedCombTypes[]; |
1177 | void DecodedMux::DisplayMuxString(const char *prompt) |
1178 | { |
1179 | DebuggerAppendMsg("//Mux=0x%08x%08x\t%s in %s\n", m_dwMux0, m_dwMux1, prompt, g_curRomInfo.szGameName); |
1180 | Display(false); |
1181 | TRACE0("\n"); |
1182 | } |
1183 | |
1184 | void DecodedMux::DisplaySimpliedMuxString(const char *prompt) |
1185 | { |
1186 | DebuggerAppendMsg("//Simplied Mux=0x%08x%08x\t%s in %s\n", m_dwMux0, m_dwMux1, prompt, g_curRomInfo.szGameName); |
1187 | DebuggerAppendMsg("Simplied DWORDs=%08X, %08X, %08X, %08X", m_dWords[0],m_dWords[1],m_dWords[2],m_dWords[3]); |
1188 | Display(true); |
1189 | DebuggerAppendMsg("Simplfied type: %s", muxTypeStrs[mType]); |
1190 | if( m_dwShadeColorChannelFlag != 0 ) |
1191 | { |
1192 | if( m_dwShadeColorChannelFlag == MUX_ENV ) |
1193 | TRACE0("Shade = ENV in color channel") |
1194 | else if( m_dwShadeColorChannelFlag == MUX_PRIM ) |
1195 | TRACE0("Shade = PRIM in color channel") |
1196 | else if( m_dwShadeColorChannelFlag == MUX_LODFRAC ) |
1197 | TRACE0("Shade = MUX_LODFRAC in color channel") |
1198 | else if( m_dwShadeColorChannelFlag == MUX_PRIMLODFRAC ) |
1199 | TRACE0("Shade = MUX_PRIMLODFRAC in color channel") |
1200 | else |
1201 | DisplayConstantsWithShade(m_dwShadeColorChannelFlag,COLOR_CHANNEL); |
1202 | } |
1203 | if( m_dwShadeAlphaChannelFlag != 0 ) |
1204 | { |
1205 | if( m_dwShadeAlphaChannelFlag == MUX_ENV ) |
1206 | TRACE0("Shade = ENV in alpha channel") |
1207 | else if( m_dwShadeAlphaChannelFlag == MUX_PRIM ) |
1208 | TRACE0("Shade = PRIM in alpha channel") |
1209 | else if( m_dwShadeAlphaChannelFlag == MUX_LODFRAC ) |
1210 | TRACE0("Shade = MUX_LODFRAC in alpha channel") |
1211 | else if( m_dwShadeAlphaChannelFlag == MUX_PRIMLODFRAC ) |
1212 | TRACE0("Shade = MUX_PRIMLODFRAC in alpha channel") |
1213 | else |
1214 | DisplayConstantsWithShade(m_dwShadeAlphaChannelFlag,ALPHA_CHANNEL); |
1215 | } |
1216 | |
1217 | for( int i=0; i<2; i++ ) |
1218 | { |
1219 | if( m_ColorTextureFlag[i] != 0 ) |
1220 | { |
1221 | if( m_ColorTextureFlag[i] == MUX_ENV ) |
1222 | TRACE1("Tex %d = ENV", i) |
1223 | else if( m_ColorTextureFlag[i] == MUX_PRIM ) |
1224 | TRACE1("Tex %d = PRIM", i) |
1225 | else if( m_ColorTextureFlag[i] == MUX_LODFRAC ) |
1226 | TRACE1("Tex %d = MUX_LODFRAC", i) |
1227 | else if( m_ColorTextureFlag[i] == MUX_PRIMLODFRAC ) |
1228 | TRACE1("Tex %d = MUX_PRIMLODFRAC", i) |
1229 | } |
1230 | } |
1231 | |
1232 | |
1233 | TRACE0("\n"); |
1234 | } |
1235 | |
1236 | void DecodedMux::DisplayConstantsWithShade(uint32 flag,CombineChannel channel) |
1237 | { |
1238 | DebuggerAppendMsg("Shade = %08X in %s channel",flag,channel==COLOR_CHANNEL?"color":"alpha"); |
1239 | } |
1240 | #else |
1241 | |
1242 | extern const char *translatedCombTypes[]; |
1243 | void DecodedMux::LogMuxString(const char *prompt, FILE *fp) |
1244 | { |
1245 | fprintf(fp,"//Mux=0x%08x%08x\t%s in %s\n", m_dwMux0, m_dwMux1, prompt, g_curRomInfo.szGameName); |
1246 | Display(false,fp); |
1247 | TRACE0("\n"); |
1248 | } |
1249 | |
1250 | void DecodedMux::LogSimpliedMuxString(const char *prompt, FILE *fp) |
1251 | { |
1252 | fprintf(fp,"//Simplied Mux=0x%08x%08x\t%s in %s\n", m_dwMux0, m_dwMux1, prompt, g_curRomInfo.szGameName); |
1253 | fprintf(fp,"Simplied DWORDs=%08X, %08X, %08X, %08X\n", m_dWords[0],m_dWords[1],m_dWords[2],m_dWords[3]); |
1254 | Display(true,fp); |
1255 | fprintf(fp,"Simplfied type: %s", muxTypeStrs[mType]); |
1256 | if( m_dwShadeColorChannelFlag != 0 ) |
1257 | { |
1258 | if( m_dwShadeColorChannelFlag == MUX_ENV ) |
1259 | TRACE0("Shade = ENV in color channel") |
1260 | else if( m_dwShadeColorChannelFlag == MUX_PRIM ) |
1261 | TRACE0("Shade = PRIM in color channel") |
1262 | else if( m_dwShadeColorChannelFlag == MUX_LODFRAC ) |
1263 | TRACE0("Shade = MUX_LODFRAC in color channel") |
1264 | else if( m_dwShadeColorChannelFlag == MUX_PRIMLODFRAC ) |
1265 | TRACE0("Shade = MUX_PRIMLODFRAC in color channel") |
1266 | else |
1267 | LogConstantsWithShade(m_dwShadeColorChannelFlag,COLOR_CHANNEL,fp); |
1268 | } |
1269 | if( m_dwShadeAlphaChannelFlag != 0 ) |
1270 | { |
1271 | if( m_dwShadeAlphaChannelFlag == MUX_ENV ) |
1272 | TRACE0("Shade = ENV in alpha channel") |
1273 | else if( m_dwShadeAlphaChannelFlag == MUX_PRIM ) |
1274 | TRACE0("Shade = PRIM in alpha channel") |
1275 | else if( m_dwShadeAlphaChannelFlag == MUX_LODFRAC ) |
1276 | TRACE0("Shade = MUX_LODFRAC in alpha channel") |
1277 | else if( m_dwShadeAlphaChannelFlag == MUX_PRIMLODFRAC ) |
1278 | TRACE0("Shade = MUX_PRIMLODFRAC in alpha channel") |
1279 | else |
1280 | LogConstantsWithShade(m_dwShadeAlphaChannelFlag,ALPHA_CHANNEL,fp); |
1281 | } |
1282 | |
1283 | for( int i=0; i<2; i++ ) |
1284 | { |
1285 | if( m_ColorTextureFlag[i] != 0 ) |
1286 | { |
1287 | if( m_ColorTextureFlag[i] == MUX_ENV ) |
1288 | TRACE1("Tex %d = ENV", i) |
1289 | else if( m_ColorTextureFlag[i] == MUX_PRIM ) |
1290 | TRACE1("Tex %d = PRIM", i) |
1291 | else if( m_ColorTextureFlag[i] == MUX_LODFRAC ) |
1292 | TRACE1("Tex %d = MUX_LODFRAC", i) |
1293 | else if( m_ColorTextureFlag[i] == MUX_PRIMLODFRAC ) |
1294 | TRACE1("Tex %d = MUX_PRIMLODFRAC", i) |
1295 | } |
1296 | } |
1297 | |
1298 | |
1299 | TRACE0("\n"); |
1300 | } |
1301 | |
1302 | void DecodedMux::LogConstantsWithShade(uint32 flag,CombineChannel channel, FILE *fp) |
1303 | { |
1304 | fprintf(fp,"Shade = %08X in %s channel",flag,channel==COLOR_CHANNEL?"color":"alpha"); |
1305 | } |
1306 | #endif |
1307 | |
1308 | |
1309 | void DecodedMux::To_AB_Add_CD_Format(void) // Use by TNT,Geforce |
1310 | { |
1311 | // This function should be called after calling reformat |
1312 | // This function will not be called by default, can be called optionally |
1313 | // by TNT/Geforce combiner compilers |
1314 | |
1315 | for( int i=0; i<2; i++ ) |
1316 | { |
1317 | N64CombinerType &m0 = m_n64Combiners[i]; |
1318 | N64CombinerType &m1 = m_n64Combiners[i+2]; |
1319 | switch( splitType[i] ) |
1320 | { |
1321 | case CM_FMT_TYPE_A_SUB_B_ADD_D: // = A-B+D can not map very well in 1 stage |
1322 | if( splitType[i+2] == CM_FMT_TYPE_NOT_USED ) |
1323 | { |
1324 | m1.a = m0.d; |
1325 | m1.d = MUX_COMBINED; |
1326 | splitType[i+2] = CM_FMT_TYPE_A_ADD_D; |
1327 | |
1328 | m0.d = MUX_0; |
1329 | splitType[i] = CM_FMT_TYPE_A_SUB_B; |
1330 | } |
1331 | else if( splitType[i+2] == CM_FMT_TYPE_A_MOD_C ) |
1332 | { |
1333 | if( (m1.c&MUX_MASK) == MUX_COMBINED ) swap(m1.a, m1.c); |
1334 | m1.b = m1.d = m1.c; |
1335 | m1.c = (m0.d | (m1.a & (~MUX_MASK))); |
1336 | splitType[i+2] = CM_FMT_TYPE_AB_ADD_CD; |
1337 | |
1338 | m0.d = MUX_0; |
1339 | splitType[i] = CM_FMT_TYPE_A_SUB_B; |
1340 | } |
1341 | break; |
1342 | case CM_FMT_TYPE_A_SUB_B_MOD_C: // = (A-B)*C can not map very well in 1 stage |
1343 | m0.d = m0.b; |
1344 | m0.b = m0.c; |
1345 | splitType[i] = CM_FMT_TYPE_AB_SUB_CD; |
1346 | break; |
1347 | case CM_FMT_TYPE_A_ADD_B_MOD_C: // = (A+B)*C can not map very well in 1 stage |
1348 | m0.d = m0.b; |
1349 | m0.b = m0.c; |
1350 | splitType[i] = CM_FMT_TYPE_AB_ADD_CD; |
1351 | break; |
1352 | case CM_FMT_TYPE_A_B_C_D: // = (A-B)*C+D |
1353 | case CM_FMT_TYPE_A_B_C_A: // = (A-B)*C+D |
1354 | if( splitType[i+2] == CM_FMT_TYPE_NOT_USED ) |
1355 | { |
1356 | m1.a = m0.d; |
1357 | m1.d = MUX_COMBINED; |
1358 | splitType[i+2] = CM_FMT_TYPE_A_ADD_D; |
1359 | |
1360 | m0.d = m0.b; |
1361 | m0.b = m0.c; |
1362 | splitType[i] = CM_FMT_TYPE_AB_SUB_CD; |
1363 | } |
1364 | else if( splitType[i+2] == CM_FMT_TYPE_A_MOD_C ) |
1365 | { |
1366 | if( (m1.c&MUX_MASK) == MUX_COMBINED ) swap(m1.a, m1.c); |
1367 | m1.b = m1.d = m1.c; |
1368 | m1.c = (m0.d | (m1.a & (~MUX_MASK))); |
1369 | splitType[i+2] = CM_FMT_TYPE_AB_ADD_CD; |
1370 | |
1371 | m0.d = m0.b; |
1372 | m0.b = m0.c; |
1373 | splitType[i] = CM_FMT_TYPE_AB_ADD_CD; |
1374 | } |
1375 | break; |
1376 | default: |
1377 | break; |
1378 | } |
1379 | } |
1380 | } |
1381 | |
1382 | void DecodedMux::To_AB_Add_C_Format(void) // Use by ATI Radeon |
1383 | { |
1384 | // This function should be called after calling reformat |
1385 | // This function will not be called by default, can be called optionally |
1386 | // by ATI combiner compilers |
1387 | } |
1388 | |
1389 | void DecodedMux::CheckCombineInCycle1(void) |
1390 | { |
1391 | if( isUsedInCycle(MUX_COMBINED,0,COLOR_CHANNEL) ) |
1392 | { |
1393 | ReplaceVal(MUX_COMBINED, MUX_SHADE, 0); |
1394 | } |
1395 | |
1396 | if( isUsedInCycle(MUX_COMBALPHA,0,COLOR_CHANNEL) ) |
1397 | { |
1398 | ReplaceVal(MUX_COMBALPHA, MUX_SHADE|MUX_ALPHAREPLICATE, 0); |
1399 | } |
1400 | |
1401 | if( isUsedInCycle(MUX_COMBINED,0,ALPHA_CHANNEL) ) |
1402 | { |
1403 | if( cA0 == MUX_COMBINED && cRGB0 == MUX_LODFRAC && bRGB0 == dRGB0 && bA0 == dA0 ) |
1404 | { |
1405 | cA0 = MUX_LODFRAC; |
1406 | } |
1407 | else |
1408 | { |
1409 | ReplaceVal(MUX_COMBINED, MUX_SHADE, 1); |
1410 | } |
1411 | } |
1412 | if( isUsedInCycle(MUX_COMBALPHA,0,ALPHA_CHANNEL) ) |
1413 | { |
1414 | ReplaceVal(MUX_COMBALPHA, MUX_SHADE, 1); |
1415 | } |
1416 | } |
1417 | |
1418 | void DecodedMux::SplitComplexStages() |
1419 | { |
1420 | for( int i=0; i<2; i++) // Color channel and alpha channel |
1421 | { |
1422 | if( splitType[i+2] != CM_FMT_TYPE_NOT_USED ) |
1423 | continue; |
1424 | |
1425 | N64CombinerType &m = m_n64Combiners[i]; |
1426 | N64CombinerType &m2 = m_n64Combiners[i+2]; |
1427 | |
1428 | switch( splitType[i] ) |
1429 | { |
1430 | case CM_FMT_TYPE_A_MOD_C_ADD_D: // = A*C+D can mapped to MULTIPLYADD(arg1,arg2,arg0) |
1431 | m2.a = m.d; |
1432 | m2.d = MUX_COMBINED; |
1433 | m2.c = MUX_1; |
1434 | m2.b = 0; |
1435 | splitType[i+2] = CM_FMT_TYPE_A_ADD_D; |
1436 | m.d = MUX_0; |
1437 | splitType[i] = CM_FMT_TYPE_A_MOD_C; |
1438 | break; |
1439 | case CM_FMT_TYPE_A_SUB_B_ADD_D: // = A-B+D can not map very well in 1 stage |
1440 | m2.a = m.d; |
1441 | m2.d = MUX_COMBINED; |
1442 | m2.c = MUX_1; |
1443 | m2.b=0; |
1444 | splitType[i+2] = CM_FMT_TYPE_A_ADD_D; |
1445 | m.d = MUX_0; |
1446 | splitType[i] = CM_FMT_TYPE_A_SUB_B; |
1447 | break; |
1448 | case CM_FMT_TYPE_A_SUB_B_MOD_C: // = (A-B)*C can not map very well in 1 stage |
1449 | m2.a = m.c; |
1450 | m2.c = MUX_COMBINED; |
1451 | m2.d = m2.b=0; |
1452 | splitType[i+2] = CM_FMT_TYPE_A_MOD_C; |
1453 | m.c = MUX_1; |
1454 | splitType[i] = CM_FMT_TYPE_A_SUB_B; |
1455 | break; |
1456 | case CM_FMT_TYPE_A_ADD_B_MOD_C: // = (A+B)*C can not map very well in 1 stage |
1457 | m2.a = m.c; |
1458 | m2.c = MUX_COMBINED; |
1459 | m2.d = m2.b = 0; |
1460 | splitType[i+2] = CM_FMT_TYPE_A_MOD_C; |
1461 | m.c = MUX_1; |
1462 | m.d = m.b; |
1463 | m.b = MUX_0; |
1464 | splitType[i] = CM_FMT_TYPE_A_ADD_D; |
1465 | break; |
1466 | case CM_FMT_TYPE_A_B_C_D: // = (A-B)*C+D can not map very well in 1 stage |
1467 | m2.a = m.d; |
1468 | m2.d = MUX_COMBINED; |
1469 | m2.c = MUX_1; |
1470 | m2.b = 0; |
1471 | splitType[i+2] = CM_FMT_TYPE_A_ADD_D; |
1472 | m.d = MUX_0; |
1473 | splitType[i] = CM_FMT_TYPE_A_SUB_B_MOD_C; |
1474 | break; |
1475 | case CM_FMT_TYPE_A_B_C_A: // = (A-B)*C+A can not map very well in 1 stage |
1476 | m2.a = m.d; |
1477 | m2.d = MUX_COMBINED; |
1478 | m2.c = MUX_1; |
1479 | m2.b = 0; |
1480 | splitType[i+2] = CM_FMT_TYPE_A_ADD_D; |
1481 | m.d = MUX_0; |
1482 | splitType[i] = CM_FMT_TYPE_A_SUB_B_MOD_C; |
1483 | break; |
1484 | default: |
1485 | break; |
1486 | } |
1487 | } |
1488 | //Reformat(); |
1489 | //UseShadeForConstant(); |
1490 | } |
1491 | |
1492 | |
1493 | void DecodedMux::ConvertLODFracTo0() |
1494 | { |
1495 | ReplaceVal(MUX_LODFRAC,MUX_0); |
1496 | ReplaceVal(MUX_PRIMLODFRAC,MUX_0); |
1497 | } |
1498 | |
1499 | |
1500 | void DecodedMux::Hack(void) |
1501 | { |
1502 | if( options.enableHackForGames == HACK_FOR_TONYHAWK ) |
1503 | { |
1504 | if( gRSP.curTile == 1 ) |
1505 | { |
1506 | ReplaceVal(MUX_TEXEL1, MUX_TEXEL0); |
1507 | } |
1508 | } |
1509 | else if( options.enableHackForGames == HACK_FOR_ZELDA || options.enableHackForGames == HACK_FOR_ZELDA_MM) |
1510 | { |
1511 | if( m_dwMux1 == 0xfffd9238 && m_dwMux0 == 0x00ffadff ) |
1512 | { |
1513 | ReplaceVal(MUX_TEXEL1, MUX_TEXEL0); |
1514 | } |
1515 | else if( m_dwMux1 == 0xff5bfff8 && m_dwMux0 == 0x00121603 ) |
1516 | { |
1517 | // The Zelda road trace |
1518 | ReplaceVal(MUX_TEXEL1, MUX_0); |
1519 | } |
1520 | } |
1521 | else if( options.enableHackForGames == HACK_FOR_MARIO_TENNIS ) |
1522 | { |
1523 | if( m_dwMux1 == 0xffebdbc0 && m_dwMux0 == 0x00ffb9ff ) |
1524 | { |
1525 | // Player shadow |
1526 | //m_decodedMux.dRGB0 = MUX_TEXEL0; |
1527 | //m_decodedMux.dRGB1 = MUX_COMBINED; |
1528 | cA1 = MUX_TEXEL0; |
1529 | } |
1530 | } |
1531 | else if( options.enableHackForGames == HACK_FOR_MARIO_GOLF ) |
1532 | { |
1533 | // Hack for Mario Golf |
1534 | if( m_dwMux1 == 0xf1ffca7e || m_dwMux0 == 0x00115407 ) |
1535 | { |
1536 | // The grass |
1537 | ReplaceVal(MUX_TEXEL0, MUX_TEXEL1); |
1538 | } |
1539 | } |
1540 | else if( options.enableHackForGames == HACK_FOR_TOPGEARRALLY ) |
1541 | { |
1542 | //Mux=0x00317e025ffef3fa Used in TOP GEAR RALLY |
1543 | //Color0: (PRIM - ENV) * TEXEL1 + ENV |
1544 | //Color1: (COMBINED - 0) * TEXEL1 + 0 |
1545 | //Alpha0: (0 - 0) * 0 + TEXEL0 |
1546 | //Alpha1: (0 - 0) * 0 + TEXEL1 |
1547 | if( m_dwMux1 == 0x5ffef3fa || m_dwMux0 == 0x00317e02 ) |
1548 | { |
1549 | // The grass |
1550 | //ReplaceVal(MUX_TEXEL0, MUX_TEXEL1); |
1551 | dA1 = MUX_COMBINED; |
1552 | //aA1 = MUX_COMBINED; |
1553 | //cA1 = MUX_TEXEL1; |
1554 | //dA1 = MUX_0; |
1555 | cRGB1 = MUX_TEXEL0; |
1556 | } |
1557 | } |
1558 | } |
1559 | |