Simplify ConstBufferAccessor

src/video_core/CMakeLists.txt

@@ -1,5 +1,4 @@
 add_library(video_core STATIC
-    const_buffer_accessor.cpp
     const_buffer_accessor.h
     dma_pusher.cpp
     dma_pusher.h

src/video_core/const_buffer_accessor.cpp

@@ -1,39 +0,0 @@
-#pragma once
-
-#include <cstring>
-
-#include "common/common_types.h"
-#include "core/core.h"
-#include "core/memory.h"
-#include "video_core/const_buffer_accessor.h"
-#include "video_core/engines/maxwell_3d.h"
-#include "video_core/gpu.h"
-#include "video_core/memory_manager.h"
-
-namespace Tegra {
-
-u32 ConstBufferAccessor::access32(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage,
-                                  u64 const_buffer, u64 offset) {
-    auto& gpu = Core::System::GetInstance().GPU();
-    auto& memory_manager = gpu.MemoryManager();
-    auto& maxwell3d = gpu.Maxwell3D();
-    const auto& shader_stage = maxwell3d.state.shader_stages[static_cast<std::size_t>(stage)];
-    const auto& buffer = shader_stage.const_buffers[const_buffer];
-    u32 result;
-    std::memcpy(&result, memory_manager.GetPointer(buffer.address + offset), sizeof(u32));
-    return result;
-}
-
-u64 ConstBufferAccessor::access64(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage,
-                                  u64 const_buffer, u64 offset) {
-    auto& gpu = Core::System::GetInstance().GPU();
-    auto& memory_manager = gpu.MemoryManager();
-    auto& maxwell3d = gpu.Maxwell3D();
-    const auto& shader_stage = maxwell3d.state.shader_stages[static_cast<std::size_t>(stage)];
-    const auto& buffer = shader_stage.const_buffers[const_buffer];
-    u64 result;
-    std::memcpy(&result, memory_manager.GetPointer(buffer.address + offset), sizeof(u64));
-    return result;
-}
-
-} // namespace Tegra

src/video_core/const_buffer_accessor.h

@@ -1,18 +1,28 @@
 #pragma once
 
+#include <cstring>
+
 #include "common/common_types.h"
+#include "core/core.h"
 #include "video_core/engines/maxwell_3d.h"
+#include "video_core/gpu.h"
+#include "video_core/memory_manager.h"
 
 namespace Tegra {
 
-class ConstBufferAccessor {
-public:
-    ConstBufferAccessor() {}
-    ~ConstBufferAccessor() = default;
-
-    u32 access32(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, u64 const_buffer, u64 offset);
+namespace ConstBufferAccessor {
 
-    u64 access64(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, u64 const_buffer, u64 offset);
-};
+template <typename T>
+T access(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, u64 const_buffer, u64 offset) {
+    auto& gpu = Core::System::GetInstance().GPU();
+    auto& memory_manager = gpu.MemoryManager();
+    auto& maxwell3d = gpu.Maxwell3D();
+    const auto& shader_stage = maxwell3d.state.shader_stages[static_cast<std::size_t>(stage)];
+    const auto& buffer = shader_stage.const_buffers[const_buffer];
+    T result;
+    std::memcpy(&result, memory_manager.GetPointer(buffer.address + offset), sizeof(T));
+    return result;
+}
 
+} // namespace ConstBufferAccessor
 } // namespace Tegra

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -19,6 +19,7 @@
 #include "core/core.h"
 #include "core/hle/kernel/process.h"
 #include "core/settings.h"
+#include "video_core/const_buffer_accessor.h"
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/renderer_opengl/gl_rasterizer.h"
 #include "video_core/renderer_opengl/gl_shader_cache.h"
@@ -101,7 +102,7 @@ struct FramebufferCacheKey {
 RasterizerOpenGL::RasterizerOpenGL(Core::Frontend::EmuWindow& window, Core::System& system,
                                    ScreenInfo& info)
     : res_cache{*this}, shader_cache{*this, system}, global_cache{*this}, system{system},
-      screen_info{info}, buffer_cache(*this, STREAM_BUFFER_SIZE), const_buffer_accessor() {
+      screen_info{info}, buffer_cache(*this, STREAM_BUFFER_SIZE) {
     // Create sampler objects
     for (std::size_t i = 0; i < texture_samplers.size(); ++i) {
         texture_samplers[i].Create();
@@ -990,7 +991,8 @@ void RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, const Shader& s
         } else {
             const auto cbuf = entry.GetBindlessCBuf();
             Tegra::Texture::TextureHandle tex_handle;
-            tex_handle.raw = const_buffer_accessor.access32(stage, cbuf.first, cbuf.second);
+            tex_handle.raw =
+                Tegra::ConstBufferAccessor::access<u32>(stage, cbuf.first, cbuf.second);
             texture = maxwell3d.GetTextureInfo(tex_handle, entry.GetOffset());
         }
         const u32 current_bindpoint = base_bindings.sampler + bindpoint;

src/video_core/renderer_opengl/gl_rasterizer.h

@@ -17,7 +17,6 @@
 #include <glad/glad.h>
 
 #include "common/common_types.h"
-#include "video_core/const_buffer_accessor.h"
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/rasterizer_cache.h"
 #include "video_core/rasterizer_interface.h"
@@ -230,8 +229,6 @@ private:
     PrimitiveAssembler primitive_assembler{buffer_cache};
     GLint uniform_buffer_alignment;
 
-    Tegra::ConstBufferAccessor const_buffer_accessor;
-
     std::size_t CalculateVertexArraysSize() const;
 
     std::size_t CalculateIndexBufferSize() const;