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author | Fernando Sahmkow <fsahmkow27@gmail.com> | 2019-03-26 19:37:43 +0100 |
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committer | FernandoS27 <fsahmkow27@gmail.com> | 2019-04-08 17:19:34 +0200 |
commit | c4ac05c82c49e678ca78147b2716e0a26b103f8d (patch) | |
tree | 788729622f3a608e980a2f705afc71a107d62b14 /src/video_core/const_buffer_accessor.cpp | |
parent | Merge pull request #2300 from FernandoS27/null-shader (diff) | |
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Diffstat (limited to 'src/video_core/const_buffer_accessor.cpp')
-rw-r--r-- | src/video_core/const_buffer_accessor.cpp | 35 |
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 |