[D3D12] ROV: Alpha to coverage (without dithering)

2019-01-21 21:28:26 +03:00
parent 6f5d616372
commit 0a9feb5eca
3 changed files with 274 additions and 46 deletions
--- a/src/xenia/gpu/d3d12/d3d12_command_processor.cc
+++ b/src/xenia/gpu/d3d12/d3d12_command_processor.cc
@@ -2028,6 +2028,10 @@ void D3D12CommandProcessor::UpdateSystemConstantValues(
             DxbcShaderTranslator::kSysFlag_AlphaPassIfEqual |
             DxbcShaderTranslator::kSysFlag_AlphaPassIfGreater;
  }
+  // Alpha to coverage.
+  if (rb_colorcontrol & 0x10) {
+    flags |= DxbcShaderTranslator::kSysFlag_AlphaToCoverage;
+  }
  // Gamma writing.
  if (((regs[XE_GPU_REG_RB_COLOR_INFO].u32 >> 16) & 0xF) ==
      uint32_t(ColorRenderTargetFormat::k_8_8_8_8_GAMMA)) {