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Don't populate colour targets with an empty write mask

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Avoids breaking VK spec in BOTW, as it has the same colour attachment bound twice, but the former is masked out entirely.
This commit is contained in:
Billy Laws 2023-02-20 17:32:21 +00:00
parent 8baf06c9ab
commit 5e8cdfda92
3 changed files with 12 additions and 2 deletions
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8
app/src/main/cpp/skyline/gpu/interconnect/maxwell_3d/pipeline_state.cpp
View File

@ -300,6 +300,7 @@ namespace skyline::gpu::interconnect::maxwell3d {
void ColorBlendState::Flush(PackedPipelineState &packedState) {
packedState.logicOpEnable = engine->logicOp.enable;
packedState.SetLogicOp(engine->logicOp.func);
writtenCtMask.reset();
for (u32 i{}; i < engine::ColorTargetCount; i++) {
auto ctWrite{[&]() {
@ -315,6 +316,8 @@ namespace skyline::gpu::interconnect::maxwell3d {
packedState.SetAttachmentBlendState(i, enable, ctWrite, engine->blendPerTargets[i]);
else
packedState.SetAttachmentBlendState(i, enable, ctWrite, engine->blend);
writtenCtMask.set(i, ctWrite.Any());
}
}
@ -392,10 +395,12 @@ namespace skyline::gpu::interconnect::maxwell3d {
shaderBinaries[i] = stage.binary;
}
colorBlend.Update(packedState);
colorAttachments.clear();
packedState.colorRenderTargetFormats = {};
for (size_t i{}; i < engine::ColorTargetCount; i++) {
if (i < ctSelect.count) {
if (i < ctSelect.count && colorBlend.Get().writtenCtMask.test(i)) {
const auto &rt{colorRenderTargets[ctSelect[i]].UpdateGet(ctx, packedState)};
const auto view{rt.view.get()};
packedState.SetColorRenderTargetFormat(ctSelect[i], rt.format);
@ -417,7 +422,6 @@ namespace skyline::gpu::interconnect::maxwell3d {
tessellation.Update(packedState);
rasterization.Update(packedState);
depthStencil.Update(packedState);
colorBlend.Update(packedState);
transformFeedback.Update(packedState);
globalShaderConfig.Update(packedState);

2
app/src/main/cpp/skyline/gpu/interconnect/maxwell_3d/pipeline_state.h
View File

@ -234,6 +234,8 @@ namespace skyline::gpu::interconnect::maxwell3d {
dirty::BoundSubresource<EngineRegisters> engine;
public:
std::bitset<engine::ColorTargetCount> writtenCtMask{};
ColorBlendState(dirty::Handle dirtyHandle, DirtyManager &manager, const EngineRegisters &engine);
void Flush(PackedPipelineState &packedState);

4
app/src/main/cpp/skyline/soc/gm20b/engines/maxwell/types.h
View File

@ -718,6 +718,10 @@ namespace skyline::soc::gm20b::engine::maxwell3d::type {
static_assert(sizeof(ViewportClipControl) == sizeof(u32));
union CtWrite {
bool Any() const {
return rEnable || gEnable || bEnable || aEnable;
}
u32 raw;
struct {