136 lines
4.4 KiB
C++
136 lines
4.4 KiB
C++
// Copyright 2020 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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#include <condition_variable>
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#include <deque>
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#include <memory>
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#include <shared_mutex>
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#include <thread>
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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/renderer_opengl/gl_device.h"
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#include "video_core/renderer_opengl/gl_resource_manager.h"
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#include "video_core/renderer_opengl/gl_shader_decompiler.h"
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#include "video_core/renderer_vulkan/vk_device.h"
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#include "video_core/renderer_vulkan/vk_pipeline_cache.h"
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#include "video_core/renderer_vulkan/vk_scheduler.h"
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#include "video_core/renderer_vulkan/vk_update_descriptor.h"
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namespace Core::Frontend {
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class EmuWindow;
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class GraphicsContext;
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} // namespace Core::Frontend
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namespace Tegra {
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class GPU;
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}
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namespace Vulkan {
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class VKPipelineCache;
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}
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namespace VideoCommon::Shader {
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class AsyncShaders {
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public:
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enum class Backend {
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OpenGL,
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GLASM,
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Vulkan,
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};
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struct ResultPrograms {
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OpenGL::OGLProgram opengl;
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OpenGL::OGLAssemblyProgram glasm;
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};
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struct Result {
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u64 uid;
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VAddr cpu_address;
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Backend backend;
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ResultPrograms program;
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std::vector<u64> code;
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std::vector<u64> code_b;
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Tegra::Engines::ShaderType shader_type;
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std::unique_ptr<Vulkan::VKGraphicsPipeline> pipeline;
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};
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explicit AsyncShaders(Core::Frontend::EmuWindow& emu_window);
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~AsyncShaders();
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/// Start up shader worker threads
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void AllocateWorkers(std::size_t num_workers);
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/// Clear the shader queue and kill all worker threads
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void FreeWorkers();
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// Force end all threads
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void KillWorkers();
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/// Check to see if any shaders have actually been compiled
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bool HasCompletedWork();
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/// Deduce if a shader can be build on another thread of MUST be built in sync. We cannot build
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/// every shader async as some shaders are only built and executed once. We try to "guess" which
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/// shader would be used only once
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bool IsShaderAsync(const Tegra::GPU& gpu) const;
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/// Pulls completed compiled shaders
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std::vector<Result> GetCompletedWork();
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void QueueOpenGLShader(const OpenGL::Device& device, Tegra::Engines::ShaderType shader_type,
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u64 uid, std::vector<u64> code, std::vector<u64> code_b, u32 main_offset,
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VideoCommon::Shader::CompilerSettings compiler_settings,
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const VideoCommon::Shader::Registry& registry, VAddr cpu_addr);
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void QueueVulkanShader(Vulkan::VKPipelineCache* pp_cache,
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std::vector<VkDescriptorSetLayoutBinding> bindings,
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Vulkan::SPIRVProgram program, Vulkan::RenderPassParams renderpass_params,
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u32 padding,
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std::array<GPUVAddr, Vulkan::Maxwell::MaxShaderProgram> shaders,
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Vulkan::FixedPipelineState fixed_state);
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private:
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void ShaderCompilerThread(Core::Frontend::GraphicsContext* context);
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/// Check our worker queue to see if we have any work queued already
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bool HasWorkQueued();
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struct WorkerParams {
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Backend backend;
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// For OGL
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const OpenGL::Device* device;
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Tegra::Engines::ShaderType shader_type;
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u64 uid;
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std::vector<u64> code;
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std::vector<u64> code_b;
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u32 main_offset;
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VideoCommon::Shader::CompilerSettings compiler_settings;
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const VideoCommon::Shader::Registry* registry;
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VAddr cpu_address;
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// For Vulkan
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Vulkan::VKPipelineCache* pp_cache;
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std::vector<VkDescriptorSetLayoutBinding> bindings;
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Vulkan::SPIRVProgram program;
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Vulkan::RenderPassParams renderpass_params;
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u32 padding;
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std::array<GPUVAddr, Vulkan::Maxwell::MaxShaderProgram> shaders;
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Vulkan::FixedPipelineState fixed_state;
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};
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std::condition_variable cv;
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std::mutex queue_mutex;
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std::shared_mutex completed_mutex;
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std::atomic<bool> is_thread_exiting{};
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std::vector<std::unique_ptr<Core::Frontend::GraphicsContext>> context_list;
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std::vector<std::thread> worker_threads;
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std::queue<std::unique_ptr<WorkerParams>> pending_queue;
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std::vector<AsyncShaders::Result> finished_work;
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Core::Frontend::EmuWindow& emu_window;
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};
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} // namespace VideoCommon::Shader
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