static string CreateBlendMethod(
GX2BlendFunction src,
GX2BlendCombine op,
GX2BlendFunction dst)
{
string source = ConvertFunc(src);
string dest = ConvertFunc(dst);
if (op == GX2BlendCombine.Add)
{
return($"{source} + {dest}");
}
else if (op == GX2BlendCombine.SourceMinusDestination)
{
return($"{source} - {dest}");
}
else if (op == GX2BlendCombine.DestinationMinusSource)
{
return($"{dest} - {source}");
}
else if (op == GX2BlendCombine.Maximum)
{
return($"min({source}, {dest})");
}
else if (op == GX2BlendCombine.Minimum)
{
return($"max({source}, {dest})");
}
return($"");
}
static string ConvertFunc(GX2BlendFunction func)
{
switch (func)
{
case GX2BlendFunction.OneMinusDestinationAlpha: return("(1 - Dst.A)");
case GX2BlendFunction.OneMinusDestinationColor: return("(1 - Dst.RGB)");
case GX2BlendFunction.OneMinusConstantAlpha: return("(1 - Const.A)");
case GX2BlendFunction.OneMinusConstantColor: return("(1 - Const.RGB)");
case GX2BlendFunction.OneMinusSource1Color: return("(1 - Src1.RGB)");
case GX2BlendFunction.OneMinusSource1Alpha: return("(1 - Src1.A)");
case GX2BlendFunction.OneMinusSourceColor: return("(1 - Src.RGB)");
case GX2BlendFunction.OneMinusSourceAlpha: return("(1 - Src.A)");
case GX2BlendFunction.ConstantAlpha: return("Const.A");
case GX2BlendFunction.ConstantColor: return("Const.RGB");
case GX2BlendFunction.DestinationColor: return("Dst.RGB");
case GX2BlendFunction.DestinationAlpha: return("Dst.A");
case GX2BlendFunction.Source1Alpha: return("Src1.A");
case GX2BlendFunction.Source1Color: return("Src1.RGB");
case GX2BlendFunction.SourceColor: return("Src.RGB");
case GX2BlendFunction.SourceAlpha: return("Src.A");
case GX2BlendFunction.SourceAlphaSaturate: return("(Saturate(Src.A))");
case GX2BlendFunction.One: return("1");
case GX2BlendFunction.Zero: return("0");
default:
return("(Unk Op)");
}
}
static BlendingFactor ConvertBlend(GX2BlendFunction func)
{
switch (func)
{
case GX2BlendFunction.ConstantAlpha: return(BlendingFactor.ConstantAlpha);
case GX2BlendFunction.ConstantColor: return(BlendingFactor.ConstantColor);
case GX2BlendFunction.DestinationColor: return(BlendingFactor.DstColor);
case GX2BlendFunction.DestinationAlpha: return(BlendingFactor.DstAlpha);
case GX2BlendFunction.One: return(BlendingFactor.One);
case GX2BlendFunction.OneMinusConstantAlpha: return(BlendingFactor.OneMinusConstantAlpha);
case GX2BlendFunction.OneMinusConstantColor: return(BlendingFactor.OneMinusConstantColor);
case GX2BlendFunction.OneMinusDestinationAlpha: return(BlendingFactor.OneMinusDstAlpha);
case GX2BlendFunction.OneMinusDestinationColor: return(BlendingFactor.OneMinusDstColor);
case GX2BlendFunction.OneMinusSourceAlpha: return(BlendingFactor.OneMinusSrcAlpha);
case GX2BlendFunction.OneMinusSourceColor: return(BlendingFactor.OneMinusSrcColor);
case GX2BlendFunction.OneMinusSource1Alpha: return((BlendingFactor)BlendingFactorSrc.OneMinusSrc1Alpha);
case GX2BlendFunction.OneMinusSource1Color: return((BlendingFactor)BlendingFactorSrc.OneMinusSrc1Color);
case GX2BlendFunction.SourceAlpha: return(BlendingFactor.SrcAlpha);
case GX2BlendFunction.SourceAlphaSaturate: return(BlendingFactor.SrcAlphaSaturate);
case GX2BlendFunction.Source1Alpha: return(BlendingFactor.Src1Alpha);
case GX2BlendFunction.SourceColor: return(BlendingFactor.SrcColor);
case GX2BlendFunction.Source1Color: return(BlendingFactor.Src1Color);
case GX2BlendFunction.Zero: return(BlendingFactor.Zero);
default: return(BlendingFactor.One);
}
}
