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[D3D12] Alpha to coverage (w/o dithering) with RTV, tiny AtoC fixes

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Triang3l
2019-01-21 23:37:20 +03:00
parent 0a9feb5eca
commit 9dd62c1e15
3 changed files with 271 additions and 8 deletions
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6
src/xenia/gpu/d3d12/pipeline_cache.cc
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@@ -625,13 +625,15 @@ bool PipelineCache::GetCurrentStateDescription(
description_out.depth_func = 0b111;
}
// Forced early Z if the shader allows that and alpha testing is disabled.
// Forced early Z if the shader allows that and alpha testing and alpha to
// coverage are disabled.
// TODO(Triang3l): For memexporting shaders, possibly choose this according
// to the early Z toggle in RB_DEPTHCONTROL (the correct behavior is still
// unknown).
if (pixel_shader != nullptr &&
pixel_shader->GetForcedEarlyZShaderObject().size() != 0 &&
(!(rb_colorcontrol & 0x8) || (rb_colorcontrol & 0x7) == 0x7)) {
(!(rb_colorcontrol & 0x8) || (rb_colorcontrol & 0x7) == 0x7) &&
!(rb_colorcontrol & 0x10)) {
description_out.force_early_z = 1;
}