renderer_vulkan: Implement logic ops

src/video_core/amdgpu/liverpool.h

@@ -791,11 +791,29 @@ struct Liverpool {
             Err = 4u,
             FmaskDecompress = 5u,
         };
+        enum class LogicOp : u32 {
+            Clear = 0x00,
+            Nor = 0x11,
+            AndInverted = 0x22,
+            CopyInverted = 0x33,
+            AndReverse = 0x44,
+            Invert = 0x55,
+            Xor = 0x66,
+            Nand = 0x77,
+            And = 0x88,
+            Equiv = 0x99,
+            Noop = 0xAA,
+            OrInverted = 0xBB,
+            Copy = 0xCC,
+            OrReverse = 0xDD,
+            Or = 0xEE,
+            Set = 0xFF,
+        };
 
         BitField<0, 1, u32> disable_dual_quad;
         BitField<3, 1, u32> degamma_enable;
         BitField<4, 3, OperationMode> mode;
-        BitField<16, 8, u32> rop3;
+        BitField<16, 8, LogicOp> rop3;
     };
 
     struct ColorBuffer {

src/video_core/renderer_vulkan/liverpool_to_vk.cpp

@@ -245,6 +245,46 @@ vk::BlendOp BlendOp(Liverpool::BlendControl::BlendFunc func) {
     }
 }
 
+vk::LogicOp LogicOp(Liverpool::ColorControl::LogicOp logic_op) {
+    using LogicOp = Liverpool::ColorControl::LogicOp;
+    switch (logic_op) {
+    case LogicOp::Clear:
+        return vk::LogicOp::eClear;
+    case LogicOp::Nor:
+        return vk::LogicOp::eNor;
+    case LogicOp::AndInverted:
+        return vk::LogicOp::eAndInverted;
+    case LogicOp::CopyInverted:
+        return vk::LogicOp::eCopyInverted;
+    case LogicOp::AndReverse:
+        return vk::LogicOp::eAndReverse;
+    case LogicOp::Invert:
+        return vk::LogicOp::eInvert;
+    case LogicOp::Xor:
+        return vk::LogicOp::eXor;
+    case LogicOp::Nand:
+        return vk::LogicOp::eNand;
+    case LogicOp::And:
+        return vk::LogicOp::eAnd;
+    case LogicOp::Equiv:
+        return vk::LogicOp::eEquivalent;
+    case LogicOp::Noop:
+        return vk::LogicOp::eNoOp;
+    case LogicOp::OrInverted:
+        return vk::LogicOp::eOrInverted;
+    case LogicOp::Copy:
+        return vk::LogicOp::eCopy;
+    case LogicOp::OrReverse:
+        return vk::LogicOp::eOrReverse;
+    case LogicOp::Or:
+        return vk::LogicOp::eOr;
+    case LogicOp::Set:
+        return vk::LogicOp::eSet;
+    default:
+        UNREACHABLE_MSG("Unknown logic op {}", u32(logic_op));
+    }
+}
+
 // https://github.com/chaotic-cx/mesa-mirror/blob/0954afff5/src/amd/vulkan/radv_sampler.c#L21
 vk::SamplerAddressMode ClampMode(AmdGpu::ClampMode mode) {
     switch (mode) {

src/video_core/renderer_vulkan/liverpool_to_vk.h

@@ -34,6 +34,8 @@ bool IsDualSourceBlendFactor(Liverpool::BlendControl::BlendFactor factor);
 
 vk::BlendOp BlendOp(Liverpool::BlendControl::BlendFunc func);
 
+vk::LogicOp LogicOp(Liverpool::ColorControl::LogicOp logic_op);
+
 vk::SamplerAddressMode ClampMode(AmdGpu::ClampMode mode);
 
 vk::CompareOp DepthCompare(AmdGpu::DepthCompare comp);

src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp

@@ -286,8 +286,9 @@ GraphicsPipeline::GraphicsPipeline(
     }
 
     const vk::PipelineColorBlendStateCreateInfo color_blending = {
-        .logicOpEnable = false,
+        .logicOpEnable =
-        .logicOp = vk::LogicOp::eCopy,
+            instance.IsLogicOpSupported() && key.logic_op != Liverpool::ColorControl::LogicOp::Copy,
+        .logicOp = LiverpoolToVK::LogicOp(key.logic_op),
         .attachmentCount = key.num_color_attachments,
         .pAttachments = attachments.data(),
         .blendConstants = std::array{1.0f, 1.0f, 1.0f, 1.0f},

src/video_core/renderer_vulkan/vk_graphics_pipeline.h

@@ -41,6 +41,7 @@ struct GraphicsPipelineKey {
     std::array<Liverpool::BlendControl, Liverpool::NumColorBuffers> blend_controls;
     std::array<vk::ColorComponentFlags, Liverpool::NumColorBuffers> write_masks;
     Liverpool::ColorBufferMask cb_shader_mask;
+    Liverpool::ColorControl::LogicOp logic_op;
     u32 num_samples;
     u32 mrt_mask;
     vk::Format depth_format;

src/video_core/renderer_vulkan/vk_instance.h

@@ -356,6 +356,11 @@ public:
         return driver_id != vk::DriverId::eMoltenvk;
     }
 
+    /// Returns true if logic ops are supported by the device.
+    bool IsLogicOpSupported() const {
+        return features.logicOp;
+    }
+
     /// Determines if a format is supported for a set of feature flags.
     [[nodiscard]] bool IsFormatSupported(vk::Format format, vk::FormatFeatureFlags2 flags) const;
 

src/video_core/renderer_vulkan/vk_pipeline_cache.cpp

@@ -304,6 +304,7 @@ bool PipelineCache::RefreshGraphicsKey() {
     key.polygon_mode = regs.polygon_control.PolyMode();
     key.clip_space = regs.clipper_control.clip_space;
     key.provoking_vtx_last = regs.polygon_control.provoking_vtx_last;
+    key.logic_op = regs.color_control.rop3;
     key.num_samples = regs.NumSamples();
 
     const bool skip_cb_binding =