2 Copyright (C) 2002 Rice1964
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.
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.
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.
22 #include "RenderBase.h"
24 //static BOOL g_bHiliteRGBAHack = FALSE;
28 const char *constStrs[] = {
49 const char *cycleTypeStrs[] = {
56 const char* constStr(uint32 op)
61 return "Invalid-Const";
65 void swap(uint8 &a, uint8 &b)
73 //========================================================================
75 //========================================================================
77 inline IColor GetIColor(uint8 flag, uint32 curCol)
89 newc = gRDP.primitiveColor;
103 if( options.enableHackForGames == HACK_FOR_CONKER )
111 if( flag&MUX_COMPLEMENT )
116 if( flag&MUX_ALPHAREPLICATE )
118 newc.AlphaReplicate();
124 COLOR CalculateConstFactor(uint32 colorOp, uint32 alphaOp, uint32 curCol)
127 IColor color(curCol);
128 IColor alpha(curCol);
131 *(uint32*)&m = colorOp;
132 if( m.c != MUX_0 && m.a!=m.b)
134 if( m.a != MUX_0 ) color = GetIColor(m.a, curCol);
135 if( m.b != MUX_0 ) color -= GetIColor(m.b, curCol);
136 if( m.c != MUX_1 ) color *= GetIColor(m.c, curCol);
138 if( m.d != MUX_0 ) color += GetIColor(m.d, curCol);
141 *(uint32*)&m = alphaOp;
142 if( m.c != MUX_0 && m.a!=m.b)
144 if( m.a != MUX_0 ) alpha = GetIColor(m.a, curCol);
145 if( m.b != MUX_0 ) alpha -= GetIColor(m.b, curCol);
146 if( m.c != MUX_1 ) alpha *= GetIColor(m.c, curCol);
148 if( m.d != MUX_0 ) alpha += GetIColor(m.d, curCol);
150 return (COLOR)(((uint32)color&0x00FFFFFF)|((uint32)alpha&0xFF000000));
154 COLOR CColorCombiner::GetConstFactor(uint32 colorFlag, uint32 alphaFlag, uint32 defaultColor)
156 // Allows a combine mode to select what TFACTOR should be
157 uint32 color = defaultColor;
158 uint32 alpha = defaultColor;
160 switch (colorFlag&MUX_MASK)
171 color = gRDP.primitiveColor;
174 color = gRDP.envColor;
177 color = COLOR_RGBA(gRDP.LODFrac, gRDP.LODFrac, gRDP.LODFrac, gRDP.LODFrac);
179 case MUX_PRIMLODFRAC:
180 color = COLOR_RGBA(gRDP.primLODFrac, gRDP.primLODFrac, gRDP.primLODFrac, gRDP.primLODFrac);
184 IColor col(gRDP.primitiveColor);
185 col.AlphaReplicate();
191 IColor col(gRDP.envColor);
192 col.AlphaReplicate();
200 color = defaultColor;
201 if( options.enableHackForGames == HACK_FOR_CONKER ) color = 0xFFFFFFFF;
204 color = defaultColor;
208 if( colorFlag & MUX_COMPLEMENT )
210 color = 0xFFFFFFFF - color;
212 if( colorFlag & MUX_ALPHAREPLICATE )
215 color = color | (color<<8) | (color <<16) | (color<<24);
218 color &= 0x00FFFFFF; // For color channel only, not the alpha channel
221 switch (alphaFlag&MUX_MASK)
232 alpha = gRDP.primitiveColor;
235 alpha = gRDP.envColor;
238 alpha = COLOR_RGBA(gRDP.LODFrac, gRDP.LODFrac, gRDP.LODFrac, gRDP.LODFrac);
240 case MUX_PRIMLODFRAC:
241 alpha = COLOR_RGBA(gRDP.primLODFrac, gRDP.primLODFrac, gRDP.primLODFrac, gRDP.primLODFrac);
245 IColor col(gRDP.primitiveColor);
246 col.AlphaReplicate();
252 IColor col(gRDP.envColor);
253 col.AlphaReplicate();
258 alpha = defaultColor;
262 if( alphaFlag & MUX_COMPLEMENT )
264 alpha = 0xFFFFFFFF - alpha;
269 return (color|alpha);
272 //*****************************************************************************
274 //*****************************************************************************
275 bool gUsingPrimColour = false;
276 bool gUsingEnvColour = false;
278 int CountTexel1Cycle(N64CombinerType &m)
281 uint8 *p = (uint8*)&m;
283 for( int i=0; i<2; i++)
286 for( int j=0; j<4; j++)
288 if( (p[j]&MUX_MASK) == MUX_TEXEL0+i )
296 return hasTexel[0]+hasTexel[1];
299 uint32 GetTexelNumber(N64CombinerType &m)
301 if( (m.a&MUX_MASK) == MUX_TEXEL1 || (m.b&MUX_MASK) == MUX_TEXEL1 || (m.c&MUX_MASK) == MUX_TEXEL1 || (m.d&MUX_MASK) == MUX_TEXEL1 )
307 bool IsTxtrUsed(N64CombinerType &m)
309 if( (m.a&MUX_MASK) == MUX_TEXEL1 || (m.b&MUX_MASK) == MUX_TEXEL1 || (m.c&MUX_MASK) == MUX_TEXEL1 || (m.d&MUX_MASK) == MUX_TEXEL1 )
311 if( (m.a&MUX_MASK) == MUX_TEXEL0 || (m.b&MUX_MASK) == MUX_TEXEL0 || (m.c&MUX_MASK) == MUX_TEXEL0 || (m.d&MUX_MASK) == MUX_TEXEL0 )
317 //========================================================================
319 void CColorCombiner::InitCombinerMode(void)
322 LOG_UCODE(cycleTypeStrs[gRDP.otherMode.cycle_type]);
323 if( debuggerDropDecodedMux )
325 UpdateCombiner(m_pDecodedMux->m_dwMux0, m_pDecodedMux->m_dwMux1);
329 if( currentRomOptions.bNormalCombiner )
333 else if( gRDP.otherMode.cycle_type == CYCLE_TYPE_COPY )
335 InitCombinerCycleCopy();
336 m_bCycleChanged = true;
338 else if ( gRDP.otherMode.cycle_type == CYCLE_TYPE_FILL )
339 //else if ( gRDP.otherMode.cycle_type == CYCLE_TYPE_FILL && gRSP.ucode != 5 ) //hack
341 InitCombinerCycleFill();
342 m_bCycleChanged = true;
346 InitCombinerCycle12();
347 m_bCycleChanged = false;
352 bool bConkerHideShadow=false;
353 void CColorCombiner::UpdateCombiner(uint32 dwMux0, uint32 dwMux1)
356 if( debuggerDropDecodedMux )
358 debuggerDropDecodedMux = false;
359 m_pDecodedMux->m_dwMux0 = m_pDecodedMux->m_dwMux1 = 0;
360 m_DecodedMuxList.clear();
364 DecodedMux &m_decodedMux = *m_pDecodedMux;
365 if( m_decodedMux.m_dwMux0 != dwMux0 || m_decodedMux.m_dwMux1 != dwMux1 )
367 if( options.enableHackForGames == HACK_FOR_DR_MARIO )
369 // Hack for Dr. Mario
370 if( dwMux1 == 0xfffcf239 &&
371 ((m_decodedMux.m_dwMux0 == dwMux0 && dwMux0 == 0x00ffffff &&
372 m_decodedMux.m_dwMux1 != dwMux1 && m_decodedMux.m_dwMux1 == 0xfffcf279 ) ||
373 (m_decodedMux.m_dwMux0 == 0x00ffb3ff && m_decodedMux.m_dwMux1 == 0xff64fe7f && dwMux0 == 0x00ffffff ) ))
375 //dwMux1 = 0xffcf23A;
379 uint64 mux64 = (((uint64)dwMux1)<<32)+dwMux0;
380 int index=m_DecodedMuxList.find(mux64);
382 if( options.enableHackForGames == HACK_FOR_CONKER )
384 // Conker's shadow, to disable the shadow
385 //Mux=0x00ffe9ff Used in CONKER BFD
386 //Color0: (0 - 0) * 0 + SHADE
387 //Color1: (0 - 0) * 0 + SHADE
388 //Alpha0: (1 - TEXEL0) * SHADE + 0
389 //Alpha1: (1 - TEXEL0) * SHADE + 0
390 if( dwMux1 == 0xffd21f0f && dwMux0 == 0x00ffe9ff )
392 bConkerHideShadow = true;
396 bConkerHideShadow = false;
402 m_decodedMux = m_DecodedMuxList[index];
406 m_decodedMux.Decode(dwMux0, dwMux1);
407 m_decodedMux.splitType[0] = CM_FMT_TYPE_NOT_CHECKED;
408 m_decodedMux.splitType[1] = CM_FMT_TYPE_NOT_CHECKED;
409 m_decodedMux.splitType[2] = CM_FMT_TYPE_NOT_CHECKED;
410 m_decodedMux.splitType[3] = CM_FMT_TYPE_NOT_CHECKED;
414 if( !m_bSupportMultiTexture )
416 m_decodedMux.ReplaceVal(MUX_TEXEL1, MUX_TEXEL0);
417 m_decodedMux.ReplaceVal(MUX_LODFRAC,1);
418 m_decodedMux.ReplaceVal(MUX_PRIMLODFRAC,1);
421 m_decodedMux.Simplify();
422 if( m_supportedStages>1)
423 m_decodedMux.SplitComplexStages();
425 m_DecodedMuxList.add(m_decodedMux.m_u64Mux, *m_pDecodedMux);
429 TRACE0("Add a new mux");
435 m_bTex0Enabled = m_decodedMux.m_bTexel0IsUsed;
436 m_bTex1Enabled = m_decodedMux.m_bTexel1IsUsed;
437 m_bTexelsEnable = m_bTex0Enabled||m_bTex1Enabled;
439 gRSP.bProcessDiffuseColor = (m_decodedMux.m_dwShadeColorChannelFlag != MUX_0 || m_decodedMux.m_dwShadeAlphaChannelFlag != MUX_0);
440 gRSP.bProcessSpecularColor = false;
446 void CColorCombiner::DisplayMuxString(void)
448 if( gRDP.otherMode.cycle_type == CYCLE_TYPE_COPY)
450 TRACE0("COPY Mode\n");
452 else if( gRDP.otherMode.cycle_type == CYCLE_TYPE_FILL)
454 TRACE0("FILL Mode\n");
457 m_pDecodedMux->DisplayMuxString("Used");
460 void CColorCombiner::DisplaySimpleMuxString(void)
462 m_pDecodedMux->DisplaySimpliedMuxString("Used");