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shader: Initial OpenGL implementation

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This commit is contained in:
ReinUsesLisp 2021-05-23 04:28:34 -03:00 • committed by ameerj
parent 850b08a16c
commit d621e96d0d
38 changed files with 1427 additions and 705 deletions
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23
src/video_core/shader_cache.h
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@ -4,14 +4,18 @@
#pragma once
#include <algorithm>
#include <array>
#include <memory>
#include <mutex>
#include <span>
#include <unordered_map>
#include <utility>
#include <vector>
#include "common/common_types.h"
#include "video_core/rasterizer_interface.h"
#include "video_core/shader_environment.h"
namespace Tegra {
class MemoryManager;
@ -30,6 +34,8 @@ class ShaderCache {
static constexpr u64 PAGE_BITS = 14;
static constexpr u64 PAGE_SIZE = u64(1) << PAGE_BITS;
static constexpr size_t NUM_PROGRAMS = 6;
struct Entry {
VAddr addr_start;
VAddr addr_end;
@ -58,6 +64,15 @@ public:
void SyncGuestHost();
protected:
struct GraphicsEnvironments {
std::array<GraphicsEnvironment, NUM_PROGRAMS> envs;
std::array<Shader::Environment*, NUM_PROGRAMS> env_ptrs;
std::span<Shader::Environment* const> Span() const noexcept {
return std::span(env_ptrs.begin(), std::ranges::find(env_ptrs, nullptr));
}
};
explicit ShaderCache(VideoCore::RasterizerInterface& rasterizer_,
Tegra::MemoryManager& gpu_memory_, Tegra::Engines::Maxwell3D& maxwell3d_,
Tegra::Engines::KeplerCompute& kepler_compute_);
@ -65,17 +80,21 @@ protected:
/// @brief Update the hashes and information of shader stages
/// @param unique_hashes Shader hashes to store into when a stage is enabled
/// @return True no success, false on error
bool RefreshStages(std::array<u64, 6>& unique_hashes);
bool RefreshStages(std::array<u64, NUM_PROGRAMS>& unique_hashes);
/// @brief Returns information about the current compute shader
/// @return Pointer to a valid shader, nullptr on error
const ShaderInfo* ComputeShader();
/// @brief Collect the current graphics environments
void GetGraphicsEnvironments(GraphicsEnvironments& result,
const std::array<u64, NUM_PROGRAMS>& unique_hashes);
Tegra::MemoryManager& gpu_memory;
Tegra::Engines::Maxwell3D& maxwell3d;
Tegra::Engines::KeplerCompute& kepler_compute;
std::array<const ShaderInfo*, 6> shader_infos{};
std::array<const ShaderInfo*, NUM_PROGRAMS> shader_infos{};
bool last_shaders_valid = false;
private: