3 files changed, 16 insertions, 0 deletions
diff --git a/Source/Core/VideoCommon/ConstantManager.h b/Source/Core/VideoCommon/ConstantManager.h
index 7144342503..5335af963a 100644
--- a/Source/Core/VideoCommon/ConstantManager.h
+++ b/Source/Core/VideoCommon/ConstantManager.h
@@ -15,6 +15,7 @@ using int4 = std::array<s32, 4>;
 enum class DstBlendFactor : u32;
 enum class SrcBlendFactor : u32;
 enum class ZTexOp : u32;
+enum class LogicOp : u32;
 
 struct PixelShaderConstants
 {
@@ -54,6 +55,9 @@ struct PixelShaderConstants
   DstBlendFactor blend_dst_factor_alpha;
   u32 blend_subtract;
   u32 blend_subtract_alpha;
+  // For shader_framebuffer_fetch logic ops:
+  u32 logic_op_enable;  // bool
+  LogicOp logic_op_mode;
 };
 
 struct VertexShaderConstants
diff --git a/Source/Core/VideoCommon/PixelShaderGen.cpp b/Source/Core/VideoCommon/PixelShaderGen.cpp
index 6261f57812..b1362d73f3 100644
--- a/Source/Core/VideoCommon/PixelShaderGen.cpp
+++ b/Source/Core/VideoCommon/PixelShaderGen.cpp
@@ -423,6 +423,8 @@ void WritePixelShaderCommonHeader(ShaderCode& out, APIType api_type,
             "\tuint  blend_dst_factor_alpha;\n"
             "\tbool  blend_subtract;\n"
             "\tbool  blend_subtract_alpha;\n"
+            "\tbool  logic_op_enable;\n"
+            "\tuint  logic_op_mode;\n"
             "}};\n\n");
   out.Write("#define bpmem_combiners(i) (bpmem_pack1[(i)].xy)\n"
             "#define bpmem_tevind(i) (bpmem_pack1[(i)].z)\n"
diff --git a/Source/Core/VideoCommon/PixelShaderManager.cpp b/Source/Core/VideoCommon/PixelShaderManager.cpp
index f63722c9c1..675bcceca5 100644
--- a/Source/Core/VideoCommon/PixelShaderManager.cpp
+++ b/Source/Core/VideoCommon/PixelShaderManager.cpp
@@ -510,6 +510,16 @@ void PixelShaderManager::SetBlendModeChanged()
     constants.blend_subtract_alpha = state.subtractAlpha;
     dirty = true;
   }
+  if (constants.logic_op_enable != state.logicopenable)
+  {
+    constants.logic_op_enable = state.logicopenable;
+    dirty = true;
+  }
+  if (constants.logic_op_mode != state.logicmode)
+  {
+    constants.logic_op_mode = state.logicmode;
+    dirty = true;
+  }
   s_bDestAlphaDirty = true;
 }