// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <type_traits>
#include "common/bit_field.h"
#include "common/common_types.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/surface.h"
namespace Vulkan {
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
// TODO(Rodrigo): Optimize this structure.
template <class T>
inline constexpr bool IsHashable = std::has_unique_object_representations_v<T>&&
std::is_trivially_copyable_v<T>&& std::is_trivially_constructible_v<T>;
struct FixedPipelineState {
static u32 PackComparisonOp(Maxwell::ComparisonOp op) noexcept;
static Maxwell::ComparisonOp UnpackComparisonOp(u32 packed) noexcept;
static u32 PackStencilOp(Maxwell::StencilOp op) noexcept;
static Maxwell::StencilOp UnpackStencilOp(u32 packed) noexcept;
static u32 PackCullFace(Maxwell::CullFace cull) noexcept;
static Maxwell::CullFace UnpackCullFace(u32 packed) noexcept;
static u32 PackFrontFace(Maxwell::FrontFace face) noexcept;
static Maxwell::FrontFace UnpackFrontFace(u32 packed) noexcept;
static u32 PackPolygonMode(Maxwell::PolygonMode mode) noexcept;
static Maxwell::PolygonMode UnpackPolygonMode(u32 packed) noexcept;
static u32 PackLogicOp(Maxwell::LogicOperation op) noexcept;
static Maxwell::LogicOperation UnpackLogicOp(u32 packed) noexcept;
static u32 PackBlendEquation(Maxwell::Blend::Equation equation) noexcept;
static Maxwell::Blend::Equation UnpackBlendEquation(u32 packed) noexcept;
static u32 PackBlendFactor(Maxwell::Blend::Factor factor) noexcept;
static Maxwell::Blend::Factor UnpackBlendFactor(u32 packed) noexcept;
struct BlendingAttachment {
union {
u32 raw;
BitField<0, 1, u32> mask_r;
BitField<1, 1, u32> mask_g;
BitField<2, 1, u32> mask_b;
BitField<3, 1, u32> mask_a;
BitField<4, 3, u32> equation_rgb;
BitField<7, 3, u32> equation_a;
BitField<10, 5, u32> factor_source_rgb;
BitField<15, 5, u32> factor_dest_rgb;
BitField<20, 5, u32> factor_source_a;
BitField<25, 5, u32> factor_dest_a;
BitField<30, 1, u32> enable;
};
void Fill(const Maxwell& regs, std::size_t index);
std::size_t Hash() const noexcept;
bool operator==(const BlendingAttachment& rhs) const noexcept;
bool operator!=(const BlendingAttachment& rhs) const noexcept {
return !operator==(rhs);
}
constexpr std::array<bool, 4> Mask() const noexcept {
return {mask_r != 0, mask_g != 0, mask_b != 0, mask_a != 0};
}
Maxwell::Blend::Equation EquationRGB() const noexcept {
return UnpackBlendEquation(equation_rgb.Value());
}
Maxwell::Blend::Equation EquationAlpha() const noexcept {
return UnpackBlendEquation(equation_a.Value());
}
Maxwell::Blend::Factor SourceRGBFactor() const noexcept {
return UnpackBlendFactor(factor_source_rgb.Value());
}
Maxwell::Blend::Factor DestRGBFactor() const noexcept {
return UnpackBlendFactor(factor_dest_rgb.Value());
}
Maxwell::Blend::Factor SourceAlphaFactor() const noexcept {
return UnpackBlendFactor(factor_source_a.Value());
}
Maxwell::Blend::Factor DestAlphaFactor() const noexcept {
return UnpackBlendFactor(factor_dest_a.Value());
}
};
static_assert(IsHashable<BlendingAttachment>);
struct VertexInput {
union Binding {
u16 raw;
BitField<0, 1, u16> enabled;
BitField<1, 12, u16> stride;
};
union Attribute {
u32 raw;
BitField<0, 1, u32> enabled;
BitField<1, 5, u32> buffer;
BitField<6, 14, u32> offset;
BitField<20, 3, u32> type;
BitField<23, 6, u32> size;
constexpr Maxwell::VertexAttribute::Type Type() const noexcept {
return static_cast<Maxwell::VertexAttribute::Type>(type.Value());
}
constexpr Maxwell::VertexAttribute::Size Size() const noexcept {
return static_cast<Maxwell::VertexAttribute::Size>(size.Value());
}
};
std::array<Binding, Maxwell::NumVertexArrays> bindings;
std::array<u32, Maxwell::NumVertexArrays> binding_divisors;
std::array<Attribute, Maxwell::NumVertexAttributes> attributes;
void SetBinding(std::size_t index, bool enabled, u32 stride, u32 divisor) noexcept {
auto& binding = bindings[index];
binding.raw = 0;
binding.enabled.Assign(enabled ? 1 : 0);
binding.stride.Assign(stride);
binding_divisors[index] = divisor;
}
void SetAttribute(std::size_t index, bool enabled, u32 buffer, u32 offset,
Maxwell::VertexAttribute::Type type,
Maxwell::VertexAttribute::Size size) noexcept {
auto& attribute = attributes[index];
attribute.raw = 0;
attribute.enabled.Assign(enabled ? 1 : 0);
attribute.buffer.Assign(buffer);
attribute.offset.Assign(offset);
attribute.type.Assign(static_cast<u32>(type));
attribute.size.Assign(static_cast<u32>(size));
}
std::size_t Hash() const noexcept;
bool operator==(const VertexInput& rhs) const noexcept;
bool operator!=(const VertexInput& rhs) const noexcept {
return !operator==(rhs);
}
};
static_assert(IsHashable<VertexInput>);
struct Rasterizer {
union {
u32 raw;
BitField<0, 4, u32> topology;
BitField<4, 1, u32> primitive_restart_enable;
BitField<5, 1, u32> cull_enable;
BitField<6, 1, u32> depth_bias_enable;
BitField<7, 1, u32> depth_clamp_enable;
BitField<8, 1, u32> ndc_minus_one_to_one;
BitField<9, 2, u32> cull_face;
BitField<11, 1, u32> front_face;
BitField<12, 2, u32> polygon_mode;
BitField<14, 5, u32> patch_control_points_minus_one;
BitField<19, 2, u32> tessellation_primitive;
BitField<21, 2, u32> tessellation_spacing;
BitField<23, 1, u32> tessellation_clockwise;
BitField<24, 1, u32> logic_op_enable;
BitField<25, 4, u32> logic_op;
};
// TODO(Rodrigo): Move this to push constants
u32 point_size;
void Fill(const Maxwell& regs) noexcept;
std::size_t Hash() const noexcept;
bool operator==(const Rasterizer& rhs) const noexcept;
bool operator!=(const Rasterizer& rhs) const noexcept {
return !operator==(rhs);
}
constexpr Maxwell::PrimitiveTopology Topology() const noexcept {
return static_cast<Maxwell::PrimitiveTopology>(topology.Value());
}
Maxwell::CullFace CullFace() const noexcept {
return UnpackCullFace(cull_face.Value());
}
Maxwell::FrontFace FrontFace() const noexcept {
return UnpackFrontFace(front_face.Value());
}
};
static_assert(IsHashable<Rasterizer>);
struct DepthStencil {
template <std::size_t Position>
union StencilFace {
BitField<Position + 0, 3, u32> action_stencil_fail;
BitField<Position + 3, 3, u32> action_depth_fail;
BitField<Position + 6, 3, u32> action_depth_pass;
BitField<Position + 9, 3, u32> test_func;
Maxwell::StencilOp ActionStencilFail() const noexcept {
return UnpackStencilOp(action_stencil_fail);
}
Maxwell::StencilOp ActionDepthFail() const noexcept {
return UnpackStencilOp(action_depth_fail);
}
Maxwell::StencilOp ActionDepthPass() const noexcept {
return UnpackStencilOp(action_depth_pass);
}
Maxwell::ComparisonOp TestFunc() const noexcept {
return UnpackComparisonOp(test_func);
}
};
union {
u32 raw;
StencilFace<0> front;
StencilFace<12> back;
BitField<24, 1, u32> depth_test_enable;
BitField<25, 1, u32> depth_write_enable;
BitField<26, 1, u32> depth_bounds_enable;
BitField<27, 1, u32> stencil_enable;
BitField<28, 3, u32> depth_test_func;
};
void Fill(const Maxwell& regs) noexcept;
std::size_t Hash() const noexcept;
bool operator==(const DepthStencil& rhs) const noexcept;
bool operator!=(const DepthStencil& rhs) const noexcept {
return !operator==(rhs);
}
Maxwell::ComparisonOp DepthTestFunc() const noexcept {
return UnpackComparisonOp(depth_test_func);
}
};
static_assert(IsHashable<DepthStencil>);
struct ColorBlending {
std::array<BlendingAttachment, Maxwell::NumRenderTargets> attachments;
void Fill(const Maxwell& regs) noexcept;
std::size_t Hash() const noexcept;
bool operator==(const ColorBlending& rhs) const noexcept;
bool operator!=(const ColorBlending& rhs) const noexcept {
return !operator==(rhs);
}
};
static_assert(IsHashable<ColorBlending>);
VertexInput vertex_input;
Rasterizer rasterizer;
DepthStencil depth_stencil;
ColorBlending color_blending;
std::size_t Hash() const noexcept;
bool operator==(const FixedPipelineState& rhs) const noexcept;
bool operator!=(const FixedPipelineState& rhs) const noexcept {
return !operator==(rhs);
}
};
static_assert(std::is_trivially_copyable_v<FixedPipelineState::BlendingAttachment>);
static_assert(std::is_trivially_copyable_v<FixedPipelineState::VertexInput>);
static_assert(std::is_trivially_copyable_v<FixedPipelineState::Rasterizer>);
static_assert(std::is_trivially_copyable_v<FixedPipelineState::DepthStencil>);
static_assert(std::is_trivially_copyable_v<FixedPipelineState::ColorBlending>);
static_assert(std::is_trivially_copyable_v<FixedPipelineState>);
FixedPipelineState GetFixedPipelineState(const Maxwell& regs);
} // namespace Vulkan
namespace std {
template <>
struct hash<Vulkan::FixedPipelineState> {
std::size_t operator()(const Vulkan::FixedPipelineState& k) const noexcept {
return k.Hash();
}
};
} // namespace std