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Simplify code slightly

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This commit is contained in:
Magnus Norddahl 2019-12-08 18:27:26 +01:00
parent 1e239ba4bb
commit 2052a6db53
1 changed files with 46 additions and 41 deletions
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57
src/rendering/polyrenderer/drawers/screen_triangle.cpp
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@ -923,52 +923,57 @@ static void BlendColorRevSub_Src_One(int y, int x0, int x1, PolyTriangleThreadDa
static void SelectWriteColorFunc(PolyTriangleThreadData* thread)
{
void(*writecolorfunc)(int y, int x0, int x1, PolyTriangleThreadData * thread);
FRenderStyle style = thread->RenderStyle;
if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_One && style.DestAlpha == STYLEALPHA_Zero)
if (style.BlendOp == STYLEOP_Add)
{
writecolorfunc = &BlendColorOpaque;
if (style.SrcAlpha == STYLEALPHA_One && style.DestAlpha == STYLEALPHA_Zero)
{
thread->WriteColorFunc = &BlendColorOpaque;
}
else if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_Src && style.DestAlpha == STYLEALPHA_InvSrc)
else if (style.SrcAlpha == STYLEALPHA_Src && style.DestAlpha == STYLEALPHA_InvSrc)
{
writecolorfunc = &BlendColorAdd_Src_InvSrc;
thread->WriteColorFunc = &BlendColorAdd_Src_InvSrc;
}
else if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_SrcCol && style.DestAlpha == STYLEALPHA_InvSrcCol)
else if (style.SrcAlpha == STYLEALPHA_SrcCol && style.DestAlpha == STYLEALPHA_InvSrcCol)
{
writecolorfunc = &BlendColorAdd_SrcCol_InvSrcCol;
thread->WriteColorFunc = &BlendColorAdd_SrcCol_InvSrcCol;
}
else if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_Src && style.DestAlpha == STYLEALPHA_One)
else if (style.SrcAlpha == STYLEALPHA_Src && style.DestAlpha == STYLEALPHA_One)
{
writecolorfunc = &BlendColorAdd_Src_One;
thread->WriteColorFunc = &BlendColorAdd_Src_One;
}
else if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_SrcCol && style.DestAlpha == STYLEALPHA_One)
else if (style.SrcAlpha == STYLEALPHA_SrcCol && style.DestAlpha == STYLEALPHA_One)
{
writecolorfunc = &BlendColorAdd_SrcCol_One;
thread->WriteColorFunc = &BlendColorAdd_SrcCol_One;
}
else if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_DstCol && style.DestAlpha == STYLEALPHA_Zero)
else if (style.SrcAlpha == STYLEALPHA_DstCol && style.DestAlpha == STYLEALPHA_Zero)
{
writecolorfunc = &BlendColorAdd_DstCol_Zero;
thread->WriteColorFunc = &BlendColorAdd_DstCol_Zero;
}
else if (style.BlendOp == STYLEOP_Add && style.SrcAlpha == STYLEALPHA_InvDstCol && style.DestAlpha == STYLEALPHA_Zero)
else if (style.SrcAlpha == STYLEALPHA_InvDstCol && style.DestAlpha == STYLEALPHA_Zero)
{
writecolorfunc = &BlendColorAdd_InvDstCol_Zero;
}
else if (style.BlendOp == STYLEOP_RevSub && style.SrcAlpha == STYLEALPHA_Src && style.DestAlpha == STYLEALPHA_One)
{
writecolorfunc = &BlendColorRevSub_Src_One;
thread->WriteColorFunc = &BlendColorAdd_InvDstCol_Zero;
}
else
{
switch (style.BlendOp)
thread->WriteColorFunc = &BlendColor<BlendColorOpt_Add>;
}
}
else if (style.BlendOp == STYLEOP_Sub)
{
default:
case STYLEOP_Add: writecolorfunc = &BlendColor<BlendColorOpt_Add>; break;
case STYLEOP_Sub: writecolorfunc = &BlendColor<BlendColorOpt_Sub>; break;
case STYLEOP_RevSub: writecolorfunc = &BlendColor<BlendColorOpt_RevSub>; break;
thread->WriteColorFunc = &BlendColor<BlendColorOpt_Sub>;
}
else // if (style.BlendOp == STYLEOP_RevSub)
{
if (style.SrcAlpha == STYLEALPHA_Src && style.DestAlpha == STYLEALPHA_One)
{
thread->WriteColorFunc = &BlendColorRevSub_Src_One;
}
else
{
thread->WriteColorFunc = &BlendColor<BlendColorOpt_RevSub>;
}
}
thread->WriteColorFunc = writecolorfunc;
}
static void WriteDepth(int y, int x0, int x1, PolyTriangleThreadData* thread)