1 files changed, 35 insertions, 0 deletions
diff --git a/src/video_core/const_buffer_accessor.cpp b/src/video_core/const_buffer_accessor.cpp
new file mode 100644
index 000000000..c89ab91c7
--- /dev/null
+++ b/src/video_core/const_buffer_accessor.cpp
@@ -0,0 +1,35 @@
+#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& memory_manager = Core::System::GetInstance().GPU().MemoryManager();
+    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 * 4), sizeof(u32));
+    return result;
+}
+
+u64 ConstBufferAccessor::access64(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage,
+                                  u64 const_buffer, u64 offset) {
+    auto& memory_manager = Core::System::GetInstance().GPU().MemoryManager();
+    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 * 4), sizeof(u64));
+    return result;
+}
+
+} // namespace Tegra