2019-09-23 20:02:02 +02:00
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// Copyright 2019 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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2019-09-26 02:46:34 +02:00
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#include <type_traits>
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2019-09-25 15:53:18 +02:00
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#include "common/bit_field.h"
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#include "common/common_types.h"
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#include "video_core/engines/shader_bytecode.h"
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#include "video_core/engines/shader_type.h"
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#include "video_core/guest_driver.h"
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#include "video_core/textures/texture.h"
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namespace Tegra::Engines {
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struct SamplerDescriptor {
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union {
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u32 raw = 0;
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BitField<0, 2, Tegra::Shader::TextureType> texture_type;
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BitField<2, 3, Tegra::Texture::ComponentType> r_type;
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BitField<5, 1, u32> is_array;
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BitField<6, 1, u32> is_buffer;
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BitField<7, 1, u32> is_shadow;
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BitField<8, 3, Tegra::Texture::ComponentType> g_type;
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BitField<11, 3, Tegra::Texture::ComponentType> b_type;
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BitField<14, 3, Tegra::Texture::ComponentType> a_type;
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BitField<17, 7, Tegra::Texture::TextureFormat> format;
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};
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bool operator==(const SamplerDescriptor& rhs) const noexcept {
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return raw == rhs.raw;
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}
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bool operator!=(const SamplerDescriptor& rhs) const noexcept {
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return !operator==(rhs);
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}
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static SamplerDescriptor FromTIC(const Tegra::Texture::TICEntry& tic) {
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using Tegra::Shader::TextureType;
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SamplerDescriptor result;
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result.format.Assign(tic.format.Value());
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result.r_type.Assign(tic.r_type.Value());
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result.g_type.Assign(tic.g_type.Value());
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result.b_type.Assign(tic.b_type.Value());
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result.a_type.Assign(tic.a_type.Value());
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switch (tic.texture_type.Value()) {
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case Tegra::Texture::TextureType::Texture1D:
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result.texture_type.Assign(TextureType::Texture1D);
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return result;
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case Tegra::Texture::TextureType::Texture2D:
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result.texture_type.Assign(TextureType::Texture2D);
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return result;
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case Tegra::Texture::TextureType::Texture3D:
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result.texture_type.Assign(TextureType::Texture3D);
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return result;
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case Tegra::Texture::TextureType::TextureCubemap:
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result.texture_type.Assign(TextureType::TextureCube);
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return result;
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case Tegra::Texture::TextureType::Texture1DArray:
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result.texture_type.Assign(TextureType::Texture1D);
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result.is_array.Assign(1);
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return result;
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case Tegra::Texture::TextureType::Texture2DArray:
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result.texture_type.Assign(TextureType::Texture2D);
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result.is_array.Assign(1);
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return result;
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case Tegra::Texture::TextureType::Texture1DBuffer:
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result.texture_type.Assign(TextureType::Texture1D);
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result.is_buffer.Assign(1);
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return result;
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case Tegra::Texture::TextureType::Texture2DNoMipmap:
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result.texture_type.Assign(TextureType::Texture2D);
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return result;
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case Tegra::Texture::TextureType::TextureCubeArray:
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result.texture_type.Assign(TextureType::TextureCube);
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result.is_array.Assign(1);
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return result;
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default:
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result.texture_type.Assign(TextureType::Texture2D);
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return result;
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}
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}
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};
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static_assert(std::is_trivially_copyable_v<SamplerDescriptor>);
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class ConstBufferEngineInterface {
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public:
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virtual ~ConstBufferEngineInterface() = default;
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virtual u32 AccessConstBuffer32(ShaderType stage, u64 const_buffer, u64 offset) const = 0;
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virtual SamplerDescriptor AccessBoundSampler(ShaderType stage, u64 offset) const = 0;
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virtual SamplerDescriptor AccessBindlessSampler(ShaderType stage, u64 const_buffer,
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u64 offset) const = 0;
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virtual SamplerDescriptor AccessSampler(u32 handle) const = 0;
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virtual u32 GetBoundBuffer() const = 0;
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virtual VideoCore::GuestDriverProfile& AccessGuestDriverProfile() = 0;
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2020-01-08 15:28:29 +01:00
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virtual const VideoCore::GuestDriverProfile& AccessGuestDriverProfile() const = 0;
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};
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} // namespace Tegra::Engines
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