int COGLColorCombiner4::ParseDecodedMux2Units()
{
OGLExtCombinerSaveType res;
for( int k=0; k<8; k++ )
res.units[k].tex = -1;
res.numOfUnits = 2;
for( int i=0; i<res.numOfUnits*2; i++ ) // Set combiner for each texture unit
{
// For each texture unit, set both RGB and Alpha channel
// Keep in mind that the m_pDecodeMux has been reformatted and simplified very well
OGLExtCombinerType &unit = res.units[i/2];
OGLExt1CombType &comb = unit.Combs[i%2];
CombinerFormatType type = m_pDecodedMux->splitType[i];
N64CombinerType &m = m_pDecodedMux->m_n64Combiners[i];
comb.arg0 = comb.arg1 = comb.arg2 = MUX_0;
switch( type )
{
case CM_FMT_TYPE_NOT_USED:
comb.arg0 = MUX_COMBINED;
unit.ops[i%2] = GL_REPLACE;
break;
case CM_FMT_TYPE_D: // = A
comb.arg0 = m.d;
unit.ops[i%2] = GL_REPLACE;
break;
default:
comb.arg0 = m.a;
comb.arg1 = m.b;
comb.arg2 = m.c;
unit.ops[i%2] = GL_INTERPOLATE_ARB;
break;
}
}
if( m_pDecodedMux->splitType[2] == CM_FMT_TYPE_NOT_USED && m_pDecodedMux->splitType[3] == CM_FMT_TYPE_NOT_USED && !m_bTex1Enabled )
{
res.numOfUnits = 1;
}
res.units[0].tex = 0;
res.units[1].tex = 1;
return SaveParsedResult(res);
}
int COGLColorCombiner2::ParseDecodedMux()
{
//return COGLColorCombiner4::ParseDecodedMux();
int generalCombinerIndex = CGeneralCombiner::FindCompiledMux();
if( generalCombinerIndex < 0 ) // Can not found
{
generalCombinerIndex = CGeneralCombiner::ParseDecodedMux();
}
GeneralCombinerInfo &generalRes = m_vCompiledCombinerStages[generalCombinerIndex];
OGLExtCombinerSaveType res;
// Convert generalRes to OGLExtCombinerSaveType
for( int unitNo=0; unitNo<generalRes.nStages; unitNo++ )
{
OGLExtCombinerType &unit = res.units[unitNo];
//OGLExt1CombType &colorComb = unit.Combs[0];
//OGLExt1CombType &alphaComb = unit.Combs[1];
unit.rgbArg0 = (uint8)generalRes.stages[unitNo].colorOp.Arg1;
unit.rgbArg1 = (uint8)generalRes.stages[unitNo].colorOp.Arg2;
unit.rgbArg2 = (uint8)generalRes.stages[unitNo].colorOp.Arg0;
unit.alphaArg0 = (uint8)generalRes.stages[unitNo].alphaOp.Arg1;
unit.alphaArg1 = (uint8)generalRes.stages[unitNo].alphaOp.Arg2;
unit.alphaArg2 = (uint8)generalRes.stages[unitNo].alphaOp.Arg0;
unit.rgbOp = GeneralToGLMaps[generalRes.stages[unitNo].colorOp.op];
if( unit.rgbOp == GL_MODULATE_ADD_ATI && !m_bTxtOpMulAdd )
{
if( (unit.rgbArg0&MUX_MASK) == (unit.rgbArg2&MUX_MASK) && (unit.rgbArg0&MUX_COMPLEMENT) )
{
// unit.rgbOp = GL_ADD;
unit.rgbArg0 &= ~MUX_COMPLEMENT;
}
else
{
// unit.rgbOp = GL_MODULATE;
}
}
unit.alphaOp = GeneralToGLMaps[generalRes.stages[unitNo].alphaOp.op];
if( unit.alphaOp == GL_MODULATE_ADD_ATI && !m_bTxtOpMulAdd )
{
if( (unit.alphaArg0&MUX_MASK) == (unit.alphaArg2&MUX_MASK) && (unit.alphaArg0&MUX_COMPLEMENT) )
{
// unit.alphaOp = GL_ADD;
unit.alphaArg0 &= ~MUX_COMPLEMENT;
}
else
{
// unit.alphaOp = GL_MODULATE;
}
}
unit.tex = generalRes.stages[unitNo].dwTexture;
unit.textureIsUsed = generalRes.stages[unitNo].bTextureUsed;
}
res.numOfUnits = generalRes.nStages;
res.constantColor = generalRes.TFactor;
return SaveParsedResult(res);
}
int COGLColorCombiner4::ParseDecodedMux()
{
#define nextUnit() {unitNo++;}
#ifndef USE_GLES
if( m_maxTexUnits<3)
return ParseDecodedMux2Units();
OGLExtCombinerSaveType res;
for( int k=0; k<8; k++ )
res.units[k].tex = -1;
COGLDecodedMux &mux = *(COGLDecodedMux*)m_pDecodedMux;
int unitNos[2];
for( int rgbalpha = 0; rgbalpha<2; rgbalpha++ )
{
unitNos[rgbalpha] = 0;
for( int cycle = 0; cycle<2; cycle++ )
{
int &unitNo = unitNos[rgbalpha];
OGLExtCombinerType &unit = res.units[unitNo];
OGLExt1CombType &comb = unit.Combs[rgbalpha];
CombinerFormatType type = m_pDecodedMux->splitType[cycle*2+rgbalpha];
N64CombinerType &m = m_pDecodedMux->m_n64Combiners[cycle*2+rgbalpha];
comb.arg0 = comb.arg1 = comb.arg2 = CM_IGNORE_BYTE;
switch( type )
{
case CM_FMT_TYPE_NOT_USED:
comb.arg0 = MUX_COMBINED;
unit.ops[rgbalpha] = GL_REPLACE;
nextUnit();
break;
case CM_FMT_TYPE_D: // = A
comb.arg0 = m.d;
unit.ops[rgbalpha] = GL_REPLACE;
nextUnit();
break;
case CM_FMT_TYPE_A_ADD_D: // = A+D
comb.arg0 = m.a;
comb.arg1 = m.d;
unit.ops[rgbalpha] = GL_ADD;
nextUnit();
break;
case CM_FMT_TYPE_A_SUB_B: // = A-B
comb.arg0 = m.a;
comb.arg1 = m.b;
unit.ops[rgbalpha] = GL_SUBTRACT;
nextUnit();
break;
case CM_FMT_TYPE_A_MOD_C: // = A*C
comb.arg0 = m.a;
comb.arg1 = m.c;
unit.ops[rgbalpha] = GL_MODULATE;
nextUnit();
break;
case CM_FMT_TYPE_A_MOD_C_ADD_D: // = A*C+D
if( m_bSupportModAdd_ATI )
{
comb.arg0 = m.a;
comb.arg2 = m.c;
comb.arg1 = m.d;
unit.ops[rgbalpha] = GL_MODULATE_ADD_ATI;
nextUnit();
}
else
{
if( unitNo < m_maxTexUnits-1 )
{
comb.arg0 = m.a;
comb.arg1 = m.c;
unit.ops[rgbalpha] = GL_MODULATE;
nextUnit();
res.units[unitNo].Combs[rgbalpha].arg0 = MUX_COMBINED;
res.units[unitNo].Combs[rgbalpha].arg1 = m.d;
res.units[unitNo].ops[rgbalpha] = GL_ADD;
nextUnit();
}
else
{
comb.arg0 = m.a;
comb.arg1 = m.c;
comb.arg2 = m.d;
unit.ops[rgbalpha] = GL_INTERPOLATE;
nextUnit();
}
}
break;
case CM_FMT_TYPE_A_LERP_B_C: // = (A-B)*C+B
comb.arg0 = m.a;
comb.arg1 = m.b;
comb.arg2 = m.c;
unit.ops[rgbalpha] = GL_INTERPOLATE;
nextUnit();
break;
case CM_FMT_TYPE_A_SUB_B_ADD_D: // = A-B+D
if( unitNo < m_maxTexUnits-1 )
{
comb.arg0 = m.a;
comb.arg1 = m.b;
unit.ops[rgbalpha] = GL_SUBTRACT;
nextUnit();
res.units[unitNo].Combs[rgbalpha].arg0 = MUX_COMBINED;
res.units[unitNo].Combs[rgbalpha].arg1 = m.d;
res.units[unitNo].ops[rgbalpha] = GL_ADD;
nextUnit();
}
else
{
comb.arg0 = m.a;
comb.arg1 = m.c;
comb.arg2 = m.d;
unit.ops[rgbalpha] = GL_INTERPOLATE;
nextUnit();
}
break;
case CM_FMT_TYPE_A_SUB_B_MOD_C: // = (A-B)*C
if( unitNo < m_maxTexUnits-1 )
{
comb.arg0 = m.a;
comb.arg1 = m.b;
unit.ops[rgbalpha] = GL_SUBTRACT;
nextUnit();
res.units[unitNo].Combs[rgbalpha].arg0 = MUX_COMBINED;
res.units[unitNo].Combs[rgbalpha].arg1 = m.c;
res.units[unitNo].ops[rgbalpha] = GL_MODULATE;
nextUnit();
}
else
{
comb.arg0 = m.a;
comb.arg1 = m.c;
comb.arg2 = m.d;
unit.ops[rgbalpha] = GL_INTERPOLATE;
nextUnit();
}
break;
case CM_FMT_TYPE_A_B_C_D: // = (A-B)*C+D
default:
if( unitNo < m_maxTexUnits-1 )
{
comb.arg0 = m.a;
comb.arg1 = m.b;
unit.ops[rgbalpha] = GL_SUBTRACT;
nextUnit();
if( m_bSupportModAdd_ATI )
{
res.units[unitNo].Combs[rgbalpha].arg0 = MUX_COMBINED;
res.units[unitNo].Combs[rgbalpha].arg2 = m.c;
res.units[unitNo].Combs[rgbalpha].arg1 = m.d;
res.units[unitNo].ops[rgbalpha] = GL_MODULATE_ADD_ATI;
nextUnit();
}
else
{
res.units[unitNo].Combs[rgbalpha].arg0 = m.a;
res.units[unitNo].Combs[rgbalpha].arg1 = m.b;
res.units[unitNo].Combs[rgbalpha].arg2 = m.c;
res.units[unitNo].ops[rgbalpha] = GL_INTERPOLATE;
nextUnit();
}
}
else
{
comb.arg0 = m.a;
comb.arg1 = m.c;
comb.arg2 = m.d;
unit.ops[rgbalpha] = GL_INTERPOLATE;
nextUnit();
}
break;
}
}
}
res.numOfUnits = std::min(m_maxTexUnits, std::max(unitNos[0],unitNos[1]));
if( unitNos[0]>m_maxTexUnits || unitNos[1]>m_maxTexUnits )
{
TRACE0("Unit overflows");
}
for( int j=0; j<2; j++ )
{
if( unitNos[j]<res.numOfUnits )
{
for( int i=unitNos[j]; i<res.numOfUnits; i++ )
{
res.units[i].Combs[j].arg0 = MUX_COMBINED;
res.units[i].ops[j] = GL_REPLACE;
}
}
}
res.units[0].tex = 0;
res.units[1].tex = 1;
res.primIsUsed = mux.isUsed(MUX_PRIM);
res.envIsUsed = mux.isUsed(MUX_ENV);
res.lodFracIsUsed = mux.isUsed(MUX_LODFRAC) || mux.isUsed(MUX_PRIMLODFRAC);
return SaveParsedResult(res);
#else
return 0;
#endif
}