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-rw-r--r--src/video_core/const_buffer_accessor.h26
1 files changed, 18 insertions, 8 deletions
diff --git a/src/video_core/const_buffer_accessor.h b/src/video_core/const_buffer_accessor.h
index 37d1ca767..01524673b 100644
--- a/src/video_core/const_buffer_accessor.h
+++ b/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