forked from suyu/suyu
233 lines
7.7 KiB
C++
233 lines
7.7 KiB
C++
// SPDX-FileCopyrightText: 2015 Citra Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <array>
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#include <cstddef>
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#include <optional>
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#include <boost/container/static_vector.hpp>
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#include <glad/glad.h>
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#include "common/common_types.h"
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#include "video_core/control/channel_state_cache.h"
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#include "video_core/engines/maxwell_dma.h"
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#include "video_core/rasterizer_accelerated.h"
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#include "video_core/rasterizer_interface.h"
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#include "video_core/renderer_opengl/gl_buffer_cache.h"
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#include "video_core/renderer_opengl/gl_device.h"
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#include "video_core/renderer_opengl/gl_fence_manager.h"
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#include "video_core/renderer_opengl/gl_query_cache.h"
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#include "video_core/renderer_opengl/gl_shader_cache.h"
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#include "video_core/renderer_opengl/gl_texture_cache.h"
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namespace Core::Memory {
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class Memory;
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}
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namespace Core::Frontend {
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class EmuWindow;
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}
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namespace Tegra {
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class MemoryManager;
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}
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namespace OpenGL {
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struct ScreenInfo;
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struct ShaderEntries;
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struct BindlessSSBO {
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GLuint64EXT address;
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GLsizei length;
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GLsizei padding;
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};
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static_assert(sizeof(BindlessSSBO) * CHAR_BIT == 128);
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class AccelerateDMA : public Tegra::Engines::AccelerateDMAInterface {
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public:
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explicit AccelerateDMA(BufferCache& buffer_cache);
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bool BufferCopy(GPUVAddr src_address, GPUVAddr dest_address, u64 amount) override;
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bool BufferClear(GPUVAddr src_address, u64 amount, u32 value) override;
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private:
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BufferCache& buffer_cache;
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};
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class RasterizerOpenGL : public VideoCore::RasterizerAccelerated,
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protected VideoCommon::ChannelSetupCaches<VideoCommon::ChannelInfo> {
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public:
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explicit RasterizerOpenGL(Core::Frontend::EmuWindow& emu_window_, Tegra::GPU& gpu_,
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Core::Memory::Memory& cpu_memory_, const Device& device_,
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ScreenInfo& screen_info_, ProgramManager& program_manager_,
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StateTracker& state_tracker_);
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~RasterizerOpenGL() override;
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void Draw(bool is_indexed, u32 instance_count) override;
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void Clear(u32 layer_count) override;
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void DispatchCompute() override;
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void ResetCounter(VideoCore::QueryType type) override;
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void Query(GPUVAddr gpu_addr, VideoCore::QueryType type, std::optional<u64> timestamp) override;
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void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size) override;
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void DisableGraphicsUniformBuffer(size_t stage, u32 index) override;
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void FlushAll() override;
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void FlushRegion(VAddr addr, u64 size) override;
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bool MustFlushRegion(VAddr addr, u64 size) override;
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void InvalidateRegion(VAddr addr, u64 size) override;
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void OnCPUWrite(VAddr addr, u64 size) override;
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void InvalidateGPUCache() override;
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void UnmapMemory(VAddr addr, u64 size) override;
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void ModifyGPUMemory(size_t as_id, GPUVAddr addr, u64 size) override;
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void SignalFence(std::function<void()>&& func) override;
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void SyncOperation(std::function<void()>&& func) override;
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void SignalSyncPoint(u32 value) override;
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void SignalReference() override;
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void ReleaseFences() override;
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void FlushAndInvalidateRegion(VAddr addr, u64 size) override;
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void WaitForIdle() override;
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void FragmentBarrier() override;
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void TiledCacheBarrier() override;
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void FlushCommands() override;
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void TickFrame() override;
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bool AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src,
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const Tegra::Engines::Fermi2D::Surface& dst,
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const Tegra::Engines::Fermi2D::Config& copy_config) override;
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Tegra::Engines::AccelerateDMAInterface& AccessAccelerateDMA() override;
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void AccelerateInlineToMemory(GPUVAddr address, size_t copy_size,
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std::span<const u8> memory) override;
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bool AccelerateDisplay(const Tegra::FramebufferConfig& config, VAddr framebuffer_addr,
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u32 pixel_stride) override;
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void LoadDiskResources(u64 title_id, std::stop_token stop_loading,
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const VideoCore::DiskResourceLoadCallback& callback) override;
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/// Returns true when there are commands queued to the OpenGL server.
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bool AnyCommandQueued() const {
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return num_queued_commands > 0;
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}
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void InitializeChannel(Tegra::Control::ChannelState& channel) override;
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void BindChannel(Tegra::Control::ChannelState& channel) override;
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void ReleaseChannel(s32 channel_id) override;
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private:
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static constexpr size_t MAX_TEXTURES = 192;
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static constexpr size_t MAX_IMAGES = 48;
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static constexpr size_t MAX_IMAGE_VIEWS = MAX_TEXTURES + MAX_IMAGES;
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/// Syncs state to match guest's
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void SyncState();
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/// Syncs the viewport and depth range to match the guest state
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void SyncViewport();
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/// Syncs the depth clamp state
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void SyncDepthClamp();
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/// Syncs the clip enabled status to match the guest state
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void SyncClipEnabled(u32 clip_mask);
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/// Syncs the clip coefficients to match the guest state
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void SyncClipCoef();
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/// Syncs the cull mode to match the guest state
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void SyncCullMode();
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/// Syncs the primitve restart to match the guest state
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void SyncPrimitiveRestart();
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/// Syncs the depth test state to match the guest state
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void SyncDepthTestState();
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/// Syncs the stencil test state to match the guest state
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void SyncStencilTestState();
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/// Syncs the blend state to match the guest state
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void SyncBlendState();
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/// Syncs the LogicOp state to match the guest state
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void SyncLogicOpState();
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/// Syncs the the color clamp state
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void SyncFragmentColorClampState();
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/// Syncs the alpha coverage and alpha to one
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void SyncMultiSampleState();
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/// Syncs the scissor test state to match the guest state
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void SyncScissorTest();
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/// Syncs the point state to match the guest state
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void SyncPointState();
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/// Syncs the line state to match the guest state
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void SyncLineState();
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/// Syncs the rasterizer enable state to match the guest state
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void SyncRasterizeEnable();
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/// Syncs polygon modes to match the guest state
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void SyncPolygonModes();
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/// Syncs Color Mask
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void SyncColorMask();
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/// Syncs the polygon offsets
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void SyncPolygonOffset();
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/// Syncs the alpha test state to match the guest state
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void SyncAlphaTest();
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/// Syncs the framebuffer sRGB state to match the guest state
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void SyncFramebufferSRGB();
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/// Syncs vertex formats to match the guest state
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void SyncVertexFormats();
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/// Syncs vertex instances to match the guest state
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void SyncVertexInstances();
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/// Begin a transform feedback
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void BeginTransformFeedback(GraphicsPipeline* pipeline, GLenum primitive_mode);
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/// End a transform feedback
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void EndTransformFeedback();
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void BindInlineIndexBuffer();
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Tegra::GPU& gpu;
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const Device& device;
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ScreenInfo& screen_info;
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ProgramManager& program_manager;
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StateTracker& state_tracker;
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TextureCacheRuntime texture_cache_runtime;
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TextureCache texture_cache;
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BufferCacheRuntime buffer_cache_runtime;
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BufferCache buffer_cache;
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ShaderCache shader_cache;
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QueryCache query_cache;
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AccelerateDMA accelerate_dma;
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FenceManagerOpenGL fence_manager;
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boost::container::static_vector<u32, MAX_IMAGE_VIEWS> image_view_indices;
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std::array<ImageViewId, MAX_IMAGE_VIEWS> image_view_ids;
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boost::container::static_vector<GLuint, MAX_TEXTURES> sampler_handles;
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std::array<GLuint, MAX_TEXTURES> texture_handles{};
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std::array<GLuint, MAX_IMAGES> image_handles{};
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/// Number of commands queued to the OpenGL driver. Resetted on flush.
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size_t num_queued_commands = 0;
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bool has_written_global_memory = false;
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u32 last_clip_distance_mask = 0;
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};
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} // namespace OpenGL
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