Merge pull request #1780 from JayFoxRox/shadersetup-class

Turn ShaderSetup into a class

src/citra_qt/debugger/graphics_vertex_shader.cpp

@@ -501,7 +501,7 @@ void GraphicsVertexShaderWidget::Reload(bool replace_vertex_data, void* vertex_d
     info.labels.insert({ entry_point, "main" });
 
     // Generate debug information
-    debug_data = Pica::Shader::ProduceDebugInfo(input_vertex, num_attributes, shader_config, shader_setup);
+    debug_data = Pica::g_state.vs.ProduceDebugInfo(input_vertex, num_attributes, shader_config, shader_setup);
 
     // Reload widget state
     for (int attr = 0; attr < num_attributes; ++attr) {

src/video_core/command_processor.cpp

@@ -144,12 +144,12 @@ static void WritePicaReg(u32 id, u32 value, u32 mask) {
                         immediate_attribute_id = 0;
 
                         Shader::UnitState<false> shader_unit;
-                        Shader::Setup();
+                        g_state.vs.Setup();
 
                         // Send to vertex shader
                         if (g_debug_context)
                             g_debug_context->OnEvent(DebugContext::Event::VertexShaderInvocation, static_cast<void*>(&immediate_input));
-                        Shader::OutputVertex output = Shader::Run(shader_unit, immediate_input, regs.vs.num_input_attributes+1);
+                        Shader::OutputVertex output = g_state.vs.Run(shader_unit, immediate_input, regs.vs.num_input_attributes+1);
 
                         // Send to renderer
                         using Pica::Shader::OutputVertex;
@@ -237,7 +237,7 @@ static void WritePicaReg(u32 id, u32 value, u32 mask) {
             vertex_cache_ids.fill(-1);
 
             Shader::UnitState<false> shader_unit;
-            Shader::Setup();
+            g_state.vs.Setup();
 
             for (unsigned int index = 0; index < regs.num_vertices; ++index)
             {
@@ -274,7 +274,7 @@ static void WritePicaReg(u32 id, u32 value, u32 mask) {
                     // Send to vertex shader
                     if (g_debug_context)
                         g_debug_context->OnEvent(DebugContext::Event::VertexShaderInvocation, (void*)&input);
-                    output = Shader::Run(shader_unit, input, loader.GetNumTotalAttributes());
+                    output = g_state.vs.Run(shader_unit, input, loader.GetNumTotalAttributes());
 
                     if (is_indexed) {
                         vertex_cache[vertex_cache_pos] = output;

src/video_core/pica.cpp

@@ -500,7 +500,7 @@ void Init() {
 }
 
 void Shutdown() {
-    Shader::Shutdown();
+    Shader::ClearCache();
 }
 
 template <typename T>

src/video_core/shader/shader.cpp

@@ -35,7 +35,13 @@ static std::unordered_map<u64, std::unique_ptr<JitShader>> shader_map;
 static const JitShader* jit_shader;
 #endif // ARCHITECTURE_x86_64
 
-void Setup() {
+void ClearCache() {
+#ifdef ARCHITECTURE_x86_64
+    shader_map.clear();
+#endif // ARCHITECTURE_x86_64
+}
+
+void ShaderSetup::Setup() {
 #ifdef ARCHITECTURE_x86_64
     if (VideoCore::g_shader_jit_enabled) {
         u64 cache_key = (Common::ComputeHash64(&g_state.vs.program_code, sizeof(g_state.vs.program_code)) ^
@@ -54,18 +60,12 @@ void Setup() {
 #endif // ARCHITECTURE_x86_64
 }
 
-void Shutdown() {
+MICROPROFILE_DEFINE(GPU_Shader, "GPU", "Shader", MP_RGB(50, 50, 240));
-#ifdef ARCHITECTURE_x86_64
-    shader_map.clear();
-#endif // ARCHITECTURE_x86_64
-}
 
-MICROPROFILE_DEFINE(GPU_VertexShader, "GPU", "Vertex Shader", MP_RGB(50, 50, 240));
+OutputVertex ShaderSetup::Run(UnitState<false>& state, const InputVertex& input, int num_attributes) {
-
-OutputVertex Run(UnitState<false>& state, const InputVertex& input, int num_attributes) {
     auto& config = g_state.regs.vs;
 
-    MICROPROFILE_SCOPE(GPU_VertexShader);
+    MICROPROFILE_SCOPE(GPU_Shader);
 
     state.program_counter = config.main_offset;
     state.debug.max_offset = 0;
@@ -140,7 +140,7 @@ OutputVertex Run(UnitState<false>& state, const InputVertex& input, int num_attr
     return ret;
 }
 
-DebugData<true> ProduceDebugInfo(const InputVertex& input, int num_attributes, const Regs::ShaderConfig& config, const ShaderSetup& setup) {
+DebugData<true> ShaderSetup::ProduceDebugInfo(const InputVertex& input, int num_attributes, const Regs::ShaderConfig& config, const ShaderSetup& setup) {
     UnitState<true> state;
 
     state.program_counter = config.main_offset;

src/video_core/shader/shader.h

@@ -83,23 +83,6 @@ struct OutputVertex {
 static_assert(std::is_pod<OutputVertex>::value, "Structure is not POD");
 static_assert(sizeof(OutputVertex) == 32 * sizeof(float), "OutputVertex has invalid size");
 
-/// Vertex shader memory
-struct ShaderSetup {
-    struct {
-        // The float uniforms are accessed by the shader JIT using SSE instructions, and are
-        // therefore required to be 16-byte aligned.
-        alignas(16) Math::Vec4<float24> f[96];
-
-        std::array<bool, 16> b;
-        std::array<Math::Vec4<u8>, 4> i;
-    } uniforms;
-
-    Math::Vec4<float24> default_attributes[16];
-
-    std::array<u32, 1024> program_code;
-    std::array<u32, 1024> swizzle_data;
-};
-
 // Helper structure used to keep track of data useful for inspection of shader emulation
 template<bool full_debugging>
 struct DebugData;
@@ -342,33 +325,51 @@ struct UnitState {
     }
 };
 
-/**
+/// Clears the shader cache
- * Performs any shader unit setup that only needs to happen once per shader (as opposed to once per
+void ClearCache();
- * vertex, which would happen within the `Run` function).
- */
-void Setup();
 
-/// Performs any cleanup when the emulator is shutdown
+struct ShaderSetup {
-void Shutdown();
 
-/**
+    struct {
- * Runs the currently setup shader
+        // The float uniforms are accessed by the shader JIT using SSE instructions, and are
- * @param state Shader unit state, must be setup per shader and per shader unit
+        // therefore required to be 16-byte aligned.
- * @param input Input vertex into the shader
+        alignas(16) Math::Vec4<float24> f[96];
- * @param num_attributes The number of vertex shader attributes
- * @return The output vertex, after having been processed by the vertex shader
- */
-OutputVertex Run(UnitState<false>& state, const InputVertex& input, int num_attributes);
 
-/**
+        std::array<bool, 16> b;
- * Produce debug information based on the given shader and input vertex
+        std::array<Math::Vec4<u8>, 4> i;
- * @param input Input vertex into the shader
+    } uniforms;
- * @param num_attributes The number of vertex shader attributes
+
- * @param config Configuration object for the shader pipeline
+    Math::Vec4<float24> default_attributes[16];
- * @param setup Setup object for the shader pipeline
+
- * @return Debug information for this shader with regards to the given vertex
+    std::array<u32, 1024> program_code;
- */
+    std::array<u32, 1024> swizzle_data;
-DebugData<true> ProduceDebugInfo(const InputVertex& input, int num_attributes, const Regs::ShaderConfig& config, const ShaderSetup& setup);
+
+    /**
+     * Performs any shader unit setup that only needs to happen once per shader (as opposed to once per
+     * vertex, which would happen within the `Run` function).
+     */
+    void Setup();
+
+    /**
+     * Runs the currently setup shader
+     * @param state Shader unit state, must be setup per shader and per shader unit
+     * @param input Input vertex into the shader
+     * @param num_attributes The number of vertex shader attributes
+     * @return The output vertex, after having been processed by the vertex shader
+     */
+    OutputVertex Run(UnitState<false>& state, const InputVertex& input, int num_attributes);
+
+    /**
+     * Produce debug information based on the given shader and input vertex
+     * @param input Input vertex into the shader
+     * @param num_attributes The number of vertex shader attributes
+     * @param config Configuration object for the shader pipeline
+     * @param setup Setup object for the shader pipeline
+     * @return Debug information for this shader with regards to the given vertex
+     */
+    DebugData<true> ProduceDebugInfo(const InputVertex& input, int num_attributes, const Regs::ShaderConfig& config, const ShaderSetup& setup);
+
+};
 
 } // namespace Shader