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Use a simpler algorithm for the stencil buffer as the old one was too slow

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This commit is contained in:
Magnus Norddahl 2016-11-12 13:50:28 +01:00
commit e3dc9c93b9
6 changed files with 44 additions and 85 deletions
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13
src/r_poly_triangle.cpp
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@ -55,14 +55,25 @@ void PolyTriangleDrawer::draw_arrays(const PolyDrawArgs &drawargs, TriDrawVarian
auto llvm = LLVMDrawers::Instance();
void(*drawfunc)(const TriDrawTriangleArgs *, WorkerThreadData *);
#if 1
switch (variant)
{
default:
case TriDrawVariant::Draw: drawfunc = r_swtruecolor ? llvm->TriDraw32: llvm->TriDraw8; break;
case TriDrawVariant::Fill: drawfunc = r_swtruecolor ? llvm->TriFill32 : llvm->TriFill8; break;
case TriDrawVariant::DrawSubsector: drawfunc = r_swtruecolor ? llvm->TriDrawSubsector32 : llvm->TriDrawSubsector8; break;
case TriDrawVariant::Stencil: drawfunc = ScreenPolyTriangleDrawer::stencil/*llvm->TriStencil*/; break;
case TriDrawVariant::Stencil: drawfunc = llvm->TriStencil; break;
}
#else
switch (variant)
{
default:
case TriDrawVariant::Draw: drawfunc = r_swtruecolor ? ScreenPolyTriangleDrawer::draw32 : ScreenPolyTriangleDrawer::draw; break;
case TriDrawVariant::Fill: drawfunc = r_swtruecolor ? ScreenPolyTriangleDrawer::fill32 : ScreenPolyTriangleDrawer::fill; break;
case TriDrawVariant::DrawSubsector: drawfunc = r_swtruecolor ? ScreenPolyTriangleDrawer::drawsubsector32 : llvm->TriDrawSubsector8; break;
case TriDrawVariant::Stencil: drawfunc = ScreenPolyTriangleDrawer::stencil; break;
}
#endif
TriDrawTriangleArgs args;
args.dest = dc_destorg;