82 lines
3 KiB
C++
82 lines
3 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2020 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*
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* @modified Tom Clay, 2026 - Adapted for ReXGlue runtime
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*/
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#pragma once
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#include <atomic>
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#include <vector>
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#include <rex/graphics/pipeline/shader/dxbc_translator.h>
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#include <rex/graphics/pipeline/shader/shader.h>
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#include <rex/graphics/xenos.h>
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namespace rex::graphics {
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class DxbcShader : public Shader {
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public:
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class DxbcTranslation : public Translation {
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public:
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DxbcTranslation(DxbcShader& shader, uint64_t modification)
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: Translation(shader, modification) {}
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};
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DxbcShader(xenos::ShaderType shader_type, uint64_t ucode_data_hash, const uint32_t* ucode_dwords,
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size_t ucode_dword_count, std::endian ucode_source_endian = std::endian::big);
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// Resource bindings are gathered after the successful translation of any
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// modification for simplicity of translation (and they don't depend on
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// modification bits).
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static constexpr uint32_t kMaxTextureBindingIndexBits =
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DxbcShaderTranslator::kMaxTextureBindingIndexBits;
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static constexpr uint32_t kMaxTextureBindings = DxbcShaderTranslator::kMaxTextureBindings;
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struct TextureBinding {
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uint32_t bindless_descriptor_index;
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uint32_t fetch_constant;
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// Stacked and 3D are separate TextureBindings, even for bindless for null
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// descriptor handling simplicity.
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xenos::FetchOpDimension dimension;
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bool is_signed;
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};
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// Safe to hash and compare with memcmp for layout hashing.
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const std::vector<TextureBinding>& GetTextureBindingsAfterTranslation() const {
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return texture_bindings_;
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}
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uint32_t GetUsedTextureMaskAfterTranslation() const { return used_texture_mask_; }
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static constexpr uint32_t kMaxSamplerBindingIndexBits =
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DxbcShaderTranslator::kMaxSamplerBindingIndexBits;
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static constexpr uint32_t kMaxSamplerBindings = DxbcShaderTranslator::kMaxSamplerBindings;
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struct SamplerBinding {
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uint32_t bindless_descriptor_index;
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uint32_t fetch_constant;
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xenos::TextureFilter mag_filter;
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xenos::TextureFilter min_filter;
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xenos::TextureFilter mip_filter;
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xenos::AnisoFilter aniso_filter;
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};
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const std::vector<SamplerBinding>& GetSamplerBindingsAfterTranslation() const {
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return sampler_bindings_;
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}
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protected:
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Translation* CreateTranslationInstance(uint64_t modification) override;
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private:
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friend class DxbcShaderTranslator;
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std::atomic_flag bindings_setup_entered_ = ATOMIC_FLAG_INIT;
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std::vector<TextureBinding> texture_bindings_;
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std::vector<SamplerBinding> sampler_bindings_;
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uint32_t used_texture_mask_ = 0;
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};
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} // namespace rex::graphics
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