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shader: branch to the pixel kill on the inverted targets instead of negating the condition

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nmzik
2026-10-22 00:33:07 +02:00
parent 6ee2ef8715
commit 8177969f33
1 changed files with 1 additions and 3 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterProgram.cpp
+1 -3
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@@ -16,10 +16,8 @@ namespace {
void EmitKillIfBoolFalse(EmitterState& state, uint32_t active) { void EmitKillIfBoolFalse(EmitterState& state, uint32_t active) {
const auto kill_label = state.builder.AllocateId(); const auto kill_label = state.builder.AllocateId();
const auto merge_label = state.builder.AllocateId(); const auto merge_label = state.builder.AllocateId();
const auto inactive = state.builder.AllocateId();
state.builder.AddFunction(spv::OpLogicalNot, TypeBool(state), inactive, active);
state.builder.AddFunction(spv::OpSelectionMerge, merge_label, spv::SelectionControlMaskNone); state.builder.AddFunction(spv::OpSelectionMerge, merge_label, spv::SelectionControlMaskNone);
state.builder.AddFunction(spv::OpBranchConditional, inactive, kill_label, merge_label); state.builder.AddFunction(spv::OpBranchConditional, active, merge_label, kill_label);
EmitLabel(state, kill_label); EmitLabel(state, kill_label);
state.builder.AddFunction(spv::OpKill); state.builder.AddFunction(spv::OpKill);
EmitLabel(state, merge_label); EmitLabel(state, merge_label);