diff options
Diffstat (limited to 'src/video_core/renderer_opengl')
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 111 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.h | 23 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_cache.cpp | 510 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_cache.h | 99 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 409 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.h | 22 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_disk_cache.cpp | 404 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_disk_cache.h | 153 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_gen.cpp | 109 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_gen.h | 34 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_texture_cache.cpp | 1 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/renderer_opengl.cpp | 288 |
12 files changed, 940 insertions, 1223 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 8e48a6482..1af4268a4 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -28,7 +28,6 @@ #include "video_core/renderer_opengl/gl_query_cache.h" #include "video_core/renderer_opengl/gl_rasterizer.h" #include "video_core/renderer_opengl/gl_shader_cache.h" -#include "video_core/renderer_opengl/gl_shader_gen.h" #include "video_core/renderer_opengl/maxwell_to_gl.h" #include "video_core/renderer_opengl/renderer_opengl.h" @@ -76,7 +75,7 @@ Tegra::Texture::FullTextureInfo GetTextureInfo(const Engine& engine, const Entry } std::size_t GetConstBufferSize(const Tegra::Engines::ConstBufferInfo& buffer, - const GLShader::ConstBufferEntry& entry) { + const ConstBufferEntry& entry) { if (!entry.IsIndirect()) { return entry.GetSize(); } @@ -272,9 +271,7 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { SetupDrawTextures(stage, shader); SetupDrawImages(stage, shader); - const ProgramVariant variant(primitive_mode); - const auto program_handle = shader->GetHandle(variant); - + const GLuint program_handle = shader->GetHandle(); switch (program) { case Maxwell::ShaderProgram::VertexA: case Maxwell::ShaderProgram::VertexB: @@ -295,7 +292,7 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { // When a clip distance is enabled but not set in the shader it crops parts of the screen // (sometimes it's half the screen, sometimes three quarters). To avoid this, enable the // clip distances only when it's written by a shader stage. - clip_distances |= shader->GetShaderEntries().clip_distances; + clip_distances |= shader->GetEntries().clip_distances; // When VertexA is enabled, we have dual vertex shaders if (program == Maxwell::ShaderProgram::VertexA) { @@ -499,7 +496,6 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) { SyncCullMode(); SyncPrimitiveRestart(); SyncScissorTest(); - SyncTransformFeedback(); SyncPointState(); SyncPolygonOffset(); SyncAlphaTest(); @@ -572,7 +568,7 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) { glTextureBarrier(); } - ++num_queued_commands; + BeginTransformFeedback(primitive_mode); const GLuint base_instance = static_cast<GLuint>(gpu.regs.vb_base_instance); const GLsizei num_instances = @@ -611,6 +607,10 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) { num_instances, base_instance); } } + + EndTransformFeedback(); + + ++num_queued_commands; } void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) { @@ -623,12 +623,7 @@ void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) { auto kernel = shader_cache.GetComputeKernel(code_addr); SetupComputeTextures(kernel); SetupComputeImages(kernel); - - const auto& launch_desc = system.GPU().KeplerCompute().launch_description; - const ProgramVariant variant(launch_desc.block_dim_x, launch_desc.block_dim_y, - launch_desc.block_dim_z, launch_desc.shared_alloc, - launch_desc.local_pos_alloc); - program_manager.BindComputeShader(kernel->GetHandle(variant)); + program_manager.BindComputeShader(kernel->GetHandle()); const std::size_t buffer_size = Tegra::Engines::KeplerCompute::NumConstBuffers * @@ -646,6 +641,7 @@ void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) { bind_ubo_pushbuffer.Bind(); bind_ssbo_pushbuffer.Bind(); + const auto& launch_desc = system.GPU().KeplerCompute().launch_description; glDispatchCompute(launch_desc.grid_dim_x, launch_desc.grid_dim_y, launch_desc.grid_dim_z); ++num_queued_commands; } @@ -750,7 +746,7 @@ void RasterizerOpenGL::SetupDrawConstBuffers(std::size_t stage_index, const Shad const auto& shader_stage = stages[stage_index]; u32 binding = device.GetBaseBindings(stage_index).uniform_buffer; - for (const auto& entry : shader->GetShaderEntries().const_buffers) { + for (const auto& entry : shader->GetEntries().const_buffers) { const auto& buffer = shader_stage.const_buffers[entry.GetIndex()]; SetupConstBuffer(binding++, buffer, entry); } @@ -761,7 +757,7 @@ void RasterizerOpenGL::SetupComputeConstBuffers(const Shader& kernel) { const auto& launch_desc = system.GPU().KeplerCompute().launch_description; u32 binding = 0; - for (const auto& entry : kernel->GetShaderEntries().const_buffers) { + for (const auto& entry : kernel->GetEntries().const_buffers) { const auto& config = launch_desc.const_buffer_config[entry.GetIndex()]; const std::bitset<8> mask = launch_desc.const_buffer_enable_mask.Value(); Tegra::Engines::ConstBufferInfo buffer; @@ -773,7 +769,7 @@ void RasterizerOpenGL::SetupComputeConstBuffers(const Shader& kernel) { } void RasterizerOpenGL::SetupConstBuffer(u32 binding, const Tegra::Engines::ConstBufferInfo& buffer, - const GLShader::ConstBufferEntry& entry) { + const ConstBufferEntry& entry) { if (!buffer.enabled) { // Set values to zero to unbind buffers bind_ubo_pushbuffer.Push(binding, buffer_cache.GetEmptyBuffer(sizeof(float)), 0, @@ -797,7 +793,7 @@ void RasterizerOpenGL::SetupDrawGlobalMemory(std::size_t stage_index, const Shad const auto cbufs{gpu.Maxwell3D().state.shader_stages[stage_index]}; u32 binding = device.GetBaseBindings(stage_index).shader_storage_buffer; - for (const auto& entry : shader->GetShaderEntries().global_memory_entries) { + for (const auto& entry : shader->GetEntries().global_memory_entries) { const auto addr{cbufs.const_buffers[entry.GetCbufIndex()].address + entry.GetCbufOffset()}; const auto gpu_addr{memory_manager.Read<u64>(addr)}; const auto size{memory_manager.Read<u32>(addr + 8)}; @@ -811,7 +807,7 @@ void RasterizerOpenGL::SetupComputeGlobalMemory(const Shader& kernel) { const auto cbufs{gpu.KeplerCompute().launch_description.const_buffer_config}; u32 binding = 0; - for (const auto& entry : kernel->GetShaderEntries().global_memory_entries) { + for (const auto& entry : kernel->GetEntries().global_memory_entries) { const auto addr{cbufs[entry.GetCbufIndex()].Address() + entry.GetCbufOffset()}; const auto gpu_addr{memory_manager.Read<u64>(addr)}; const auto size{memory_manager.Read<u32>(addr + 8)}; @@ -819,7 +815,7 @@ void RasterizerOpenGL::SetupComputeGlobalMemory(const Shader& kernel) { } } -void RasterizerOpenGL::SetupGlobalMemory(u32 binding, const GLShader::GlobalMemoryEntry& entry, +void RasterizerOpenGL::SetupGlobalMemory(u32 binding, const GlobalMemoryEntry& entry, GPUVAddr gpu_addr, std::size_t size) { const auto alignment{device.GetShaderStorageBufferAlignment()}; const auto [ssbo, buffer_offset] = @@ -831,7 +827,7 @@ void RasterizerOpenGL::SetupDrawTextures(std::size_t stage_index, const Shader& MICROPROFILE_SCOPE(OpenGL_Texture); const auto& maxwell3d = system.GPU().Maxwell3D(); u32 binding = device.GetBaseBindings(stage_index).sampler; - for (const auto& entry : shader->GetShaderEntries().samplers) { + for (const auto& entry : shader->GetEntries().samplers) { const auto shader_type = static_cast<ShaderType>(stage_index); for (std::size_t i = 0; i < entry.Size(); ++i) { const auto texture = GetTextureInfo(maxwell3d, entry, shader_type, i); @@ -844,7 +840,7 @@ void RasterizerOpenGL::SetupComputeTextures(const Shader& kernel) { MICROPROFILE_SCOPE(OpenGL_Texture); const auto& compute = system.GPU().KeplerCompute(); u32 binding = 0; - for (const auto& entry : kernel->GetShaderEntries().samplers) { + for (const auto& entry : kernel->GetEntries().samplers) { for (std::size_t i = 0; i < entry.Size(); ++i) { const auto texture = GetTextureInfo(compute, entry, ShaderType::Compute, i); SetupTexture(binding++, texture, entry); @@ -853,7 +849,7 @@ void RasterizerOpenGL::SetupComputeTextures(const Shader& kernel) { } void RasterizerOpenGL::SetupTexture(u32 binding, const Tegra::Texture::FullTextureInfo& texture, - const GLShader::SamplerEntry& entry) { + const SamplerEntry& entry) { const auto view = texture_cache.GetTextureSurface(texture.tic, entry); if (!view) { // Can occur when texture addr is null or its memory is unmapped/invalid @@ -876,7 +872,7 @@ void RasterizerOpenGL::SetupTexture(u32 binding, const Tegra::Texture::FullTextu void RasterizerOpenGL::SetupDrawImages(std::size_t stage_index, const Shader& shader) { const auto& maxwell3d = system.GPU().Maxwell3D(); u32 binding = device.GetBaseBindings(stage_index).image; - for (const auto& entry : shader->GetShaderEntries().images) { + for (const auto& entry : shader->GetEntries().images) { const auto shader_type = static_cast<Tegra::Engines::ShaderType>(stage_index); const auto tic = GetTextureInfo(maxwell3d, entry, shader_type).tic; SetupImage(binding++, tic, entry); @@ -886,14 +882,14 @@ void RasterizerOpenGL::SetupDrawImages(std::size_t stage_index, const Shader& sh void RasterizerOpenGL::SetupComputeImages(const Shader& shader) { const auto& compute = system.GPU().KeplerCompute(); u32 binding = 0; - for (const auto& entry : shader->GetShaderEntries().images) { + for (const auto& entry : shader->GetEntries().images) { const auto tic = GetTextureInfo(compute, entry, Tegra::Engines::ShaderType::Compute).tic; SetupImage(binding++, tic, entry); } } void RasterizerOpenGL::SetupImage(u32 binding, const Tegra::Texture::TICEntry& tic, - const GLShader::ImageEntry& entry) { + const ImageEntry& entry) { const auto view = texture_cache.GetImageSurface(tic, entry); if (!view) { glBindImageTexture(binding, 0, 0, GL_FALSE, 0, GL_READ_ONLY, GL_R8); @@ -1297,11 +1293,6 @@ void RasterizerOpenGL::SyncScissorTest() { } } -void RasterizerOpenGL::SyncTransformFeedback() { - const auto& regs = system.GPU().Maxwell3D().regs; - UNIMPLEMENTED_IF_MSG(regs.tfb_enabled != 0, "Transform feedbacks are not implemented"); -} - void RasterizerOpenGL::SyncPointState() { auto& gpu = system.GPU().Maxwell3D(); auto& flags = gpu.dirty.flags; @@ -1377,4 +1368,62 @@ void RasterizerOpenGL::SyncFramebufferSRGB() { oglEnable(GL_FRAMEBUFFER_SRGB, gpu.regs.framebuffer_srgb); } +void RasterizerOpenGL::BeginTransformFeedback(GLenum primitive_mode) { + const auto& regs = system.GPU().Maxwell3D().regs; + if (regs.tfb_enabled == 0) { + return; + } + + UNIMPLEMENTED_IF(regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::TesselationControl) || + regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::TesselationEval) || + regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::Geometry)); + + for (std::size_t index = 0; index < Maxwell::NumTransformFeedbackBuffers; ++index) { + const auto& binding = regs.tfb_bindings[index]; + if (!binding.buffer_enable) { + if (enabled_transform_feedback_buffers[index]) { + glBindBufferRange(GL_TRANSFORM_FEEDBACK_BUFFER, static_cast<GLuint>(index), 0, 0, + 0); + } + enabled_transform_feedback_buffers[index] = false; + continue; + } + enabled_transform_feedback_buffers[index] = true; + + auto& tfb_buffer = transform_feedback_buffers[index]; + tfb_buffer.Create(); + + const GLuint handle = tfb_buffer.handle; + const std::size_t size = binding.buffer_size; + glNamedBufferData(handle, static_cast<GLsizeiptr>(size), nullptr, GL_STREAM_COPY); + glBindBufferRange(GL_TRANSFORM_FEEDBACK_BUFFER, static_cast<GLuint>(index), handle, 0, + static_cast<GLsizeiptr>(size)); + } + + glBeginTransformFeedback(GL_POINTS); +} + +void RasterizerOpenGL::EndTransformFeedback() { + const auto& regs = system.GPU().Maxwell3D().regs; + if (regs.tfb_enabled == 0) { + return; + } + + glEndTransformFeedback(); + + for (std::size_t index = 0; index < Maxwell::NumTransformFeedbackBuffers; ++index) { + const auto& binding = regs.tfb_bindings[index]; + if (!binding.buffer_enable) { + continue; + } + UNIMPLEMENTED_IF(binding.buffer_offset != 0); + + const GLuint handle = transform_feedback_buffers[index].handle; + const GPUVAddr gpu_addr = binding.Address(); + const std::size_t size = binding.buffer_size; + const auto [dest_buffer, offset] = buffer_cache.UploadMemory(gpu_addr, size, 4, true); + glCopyNamedBufferSubData(handle, *dest_buffer, 0, offset, static_cast<GLsizeiptr>(size)); + } +} + } // namespace OpenGL diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index e5681d6df..2d3be2437 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -98,7 +98,7 @@ private: /// Configures a constant buffer. void SetupConstBuffer(u32 binding, const Tegra::Engines::ConstBufferInfo& buffer, - const GLShader::ConstBufferEntry& entry); + const ConstBufferEntry& entry); /// Configures the current global memory entries to use for the draw command. void SetupDrawGlobalMemory(std::size_t stage_index, const Shader& shader); @@ -107,7 +107,7 @@ private: void SetupComputeGlobalMemory(const Shader& kernel); /// Configures a constant buffer. - void SetupGlobalMemory(u32 binding, const GLShader::GlobalMemoryEntry& entry, GPUVAddr gpu_addr, + void SetupGlobalMemory(u32 binding, const GlobalMemoryEntry& entry, GPUVAddr gpu_addr, std::size_t size); /// Configures the current textures to use for the draw command. @@ -118,7 +118,7 @@ private: /// Configures a texture. void SetupTexture(u32 binding, const Tegra::Texture::FullTextureInfo& texture, - const GLShader::SamplerEntry& entry); + const SamplerEntry& entry); /// Configures images in a graphics shader. void SetupDrawImages(std::size_t stage_index, const Shader& shader); @@ -127,8 +127,7 @@ private: void SetupComputeImages(const Shader& shader); /// Configures an image. - void SetupImage(u32 binding, const Tegra::Texture::TICEntry& tic, - const GLShader::ImageEntry& entry); + void SetupImage(u32 binding, const Tegra::Texture::TICEntry& tic, const ImageEntry& entry); /// Syncs the viewport and depth range to match the guest state void SyncViewport(); @@ -169,9 +168,6 @@ private: /// Syncs the scissor test state to match the guest state void SyncScissorTest(); - /// Syncs the transform feedback state to match the guest state - void SyncTransformFeedback(); - /// Syncs the point state to match the guest state void SyncPointState(); @@ -193,6 +189,12 @@ private: /// Syncs the framebuffer sRGB state to match the guest state void SyncFramebufferSRGB(); + /// Begin a transform feedback + void BeginTransformFeedback(GLenum primitive_mode); + + /// End a transform feedback + void EndTransformFeedback(); + /// Check for extension that are not strictly required but are needed for correct emulation void CheckExtensions(); @@ -230,6 +232,11 @@ private: BindBuffersRangePushBuffer bind_ubo_pushbuffer{GL_UNIFORM_BUFFER}; BindBuffersRangePushBuffer bind_ssbo_pushbuffer{GL_SHADER_STORAGE_BUFFER}; + std::array<OGLBuffer, Tegra::Engines::Maxwell3D::Regs::NumTransformFeedbackBuffers> + transform_feedback_buffers; + std::bitset<Tegra::Engines::Maxwell3D::Regs::NumTransformFeedbackBuffers> + enabled_transform_feedback_buffers; + /// Number of commands queued to the OpenGL driver. Reseted on flush. std::size_t num_queued_commands = 0; diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp index 4cb89db8c..e3d31c3eb 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -2,12 +2,16 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include <atomic> +#include <functional> #include <mutex> #include <optional> #include <string> #include <thread> #include <unordered_set> + #include <boost/functional/hash.hpp> + #include "common/alignment.h" #include "common/assert.h" #include "common/logging/log.h" @@ -24,13 +28,14 @@ #include "video_core/renderer_opengl/gl_shader_disk_cache.h" #include "video_core/renderer_opengl/gl_state_tracker.h" #include "video_core/renderer_opengl/utils.h" +#include "video_core/shader/registry.h" #include "video_core/shader/shader_ir.h" namespace OpenGL { using Tegra::Engines::ShaderType; -using VideoCommon::Shader::ConstBufferLocker; using VideoCommon::Shader::ProgramCode; +using VideoCommon::Shader::Registry; using VideoCommon::Shader::ShaderIR; namespace { @@ -56,7 +61,7 @@ constexpr bool IsSchedInstruction(std::size_t offset, std::size_t main_offset) { } /// Calculates the size of a program stream -std::size_t CalculateProgramSize(const GLShader::ProgramCode& program) { +std::size_t CalculateProgramSize(const ProgramCode& program) { constexpr std::size_t start_offset = 10; // This is the encoded version of BRA that jumps to itself. All Nvidia // shaders end with one. @@ -109,32 +114,9 @@ constexpr GLenum GetGLShaderType(ShaderType shader_type) { } } -/// Describes primitive behavior on geometry shaders -constexpr std::pair<const char*, u32> GetPrimitiveDescription(GLenum primitive_mode) { - switch (primitive_mode) { - case GL_POINTS: - return {"points", 1}; - case GL_LINES: - case GL_LINE_STRIP: - return {"lines", 2}; - case GL_LINES_ADJACENCY: - case GL_LINE_STRIP_ADJACENCY: - return {"lines_adjacency", 4}; - case GL_TRIANGLES: - case GL_TRIANGLE_STRIP: - case GL_TRIANGLE_FAN: - return {"triangles", 3}; - case GL_TRIANGLES_ADJACENCY: - case GL_TRIANGLE_STRIP_ADJACENCY: - return {"triangles_adjacency", 6}; - default: - return {"points", 1}; - } -} - /// Hashes one (or two) program streams u64 GetUniqueIdentifier(ShaderType shader_type, bool is_a, const ProgramCode& code, - const ProgramCode& code_b) { + const ProgramCode& code_b = {}) { u64 unique_identifier = boost::hash_value(code); if (is_a) { // VertexA programs include two programs @@ -143,24 +125,6 @@ u64 GetUniqueIdentifier(ShaderType shader_type, bool is_a, const ProgramCode& co return unique_identifier; } -/// Creates an unspecialized program from code streams -std::string GenerateGLSL(const Device& device, ShaderType shader_type, const ShaderIR& ir, - const std::optional<ShaderIR>& ir_b) { - switch (shader_type) { - case ShaderType::Vertex: - return GLShader::GenerateVertexShader(device, ir, ir_b ? &*ir_b : nullptr); - case ShaderType::Geometry: - return GLShader::GenerateGeometryShader(device, ir); - case ShaderType::Fragment: - return GLShader::GenerateFragmentShader(device, ir); - case ShaderType::Compute: - return GLShader::GenerateComputeShader(device, ir); - default: - UNIMPLEMENTED_MSG("Unimplemented shader_type={}", static_cast<u32>(shader_type)); - return {}; - } -} - constexpr const char* GetShaderTypeName(ShaderType shader_type) { switch (shader_type) { case ShaderType::Vertex: @@ -196,102 +160,38 @@ constexpr ShaderType GetShaderType(Maxwell::ShaderProgram program_type) { return {}; } -std::string GetShaderId(u64 unique_identifier, ShaderType shader_type) { +std::string MakeShaderID(u64 unique_identifier, ShaderType shader_type) { return fmt::format("{}{:016X}", GetShaderTypeName(shader_type), unique_identifier); } -Tegra::Engines::ConstBufferEngineInterface& GetConstBufferEngineInterface(Core::System& system, - ShaderType shader_type) { - if (shader_type == ShaderType::Compute) { - return system.GPU().KeplerCompute(); - } else { - return system.GPU().Maxwell3D(); - } -} - -std::unique_ptr<ConstBufferLocker> MakeLocker(Core::System& system, ShaderType shader_type) { - return std::make_unique<ConstBufferLocker>(shader_type, - GetConstBufferEngineInterface(system, shader_type)); -} - -void FillLocker(ConstBufferLocker& locker, const ShaderDiskCacheUsage& usage) { - locker.SetBoundBuffer(usage.bound_buffer); - for (const auto& key : usage.keys) { - const auto [buffer, offset] = key.first; - locker.InsertKey(buffer, offset, key.second); +std::shared_ptr<Registry> MakeRegistry(const ShaderDiskCacheEntry& entry) { + const VideoCore::GuestDriverProfile guest_profile{entry.texture_handler_size}; + const VideoCommon::Shader::SerializedRegistryInfo info{guest_profile, entry.bound_buffer, + entry.graphics_info, entry.compute_info}; + const auto registry = std::make_shared<Registry>(entry.type, info); + for (const auto& [address, value] : entry.keys) { + const auto [buffer, offset] = address; + registry->InsertKey(buffer, offset, value); } - for (const auto& [offset, sampler] : usage.bound_samplers) { - locker.InsertBoundSampler(offset, sampler); + for (const auto& [offset, sampler] : entry.bound_samplers) { + registry->InsertBoundSampler(offset, sampler); } - for (const auto& [key, sampler] : usage.bindless_samplers) { + for (const auto& [key, sampler] : entry.bindless_samplers) { const auto [buffer, offset] = key; - locker.InsertBindlessSampler(buffer, offset, sampler); + registry->InsertBindlessSampler(buffer, offset, sampler); } + return registry; } -CachedProgram BuildShader(const Device& device, u64 unique_identifier, ShaderType shader_type, - const ProgramCode& code, const ProgramCode& code_b, - ConstBufferLocker& locker, const ProgramVariant& variant, - bool hint_retrievable = false) { - LOG_INFO(Render_OpenGL, "called. {}", GetShaderId(unique_identifier, shader_type)); - - const bool is_compute = shader_type == ShaderType::Compute; - const u32 main_offset = is_compute ? KERNEL_MAIN_OFFSET : STAGE_MAIN_OFFSET; - const ShaderIR ir(code, main_offset, COMPILER_SETTINGS, locker); - std::optional<ShaderIR> ir_b; - if (!code_b.empty()) { - ir_b.emplace(code_b, main_offset, COMPILER_SETTINGS, locker); - } - - std::string source = fmt::format(R"(// {} -#version 430 core -#extension GL_ARB_separate_shader_objects : enable -)", - GetShaderId(unique_identifier, shader_type)); - if (device.HasShaderBallot()) { - source += "#extension GL_ARB_shader_ballot : require\n"; - } - if (device.HasVertexViewportLayer()) { - source += "#extension GL_ARB_shader_viewport_layer_array : require\n"; - } - if (device.HasImageLoadFormatted()) { - source += "#extension GL_EXT_shader_image_load_formatted : require\n"; - } - if (device.HasWarpIntrinsics()) { - source += "#extension GL_NV_gpu_shader5 : require\n" - "#extension GL_NV_shader_thread_group : require\n" - "#extension GL_NV_shader_thread_shuffle : require\n"; - } - // This pragma stops Nvidia's driver from over optimizing math (probably using fp16 operations) - // on places where we don't want to. - // Thanks to Ryujinx for finding this workaround. - source += "#pragma optionNV(fastmath off)\n"; - - if (shader_type == ShaderType::Geometry) { - const auto [glsl_topology, max_vertices] = GetPrimitiveDescription(variant.primitive_mode); - source += fmt::format("#define MAX_VERTEX_INPUT {}\n", max_vertices); - source += fmt::format("layout ({}) in;\n", glsl_topology); - } - if (shader_type == ShaderType::Compute) { - if (variant.local_memory_size > 0) { - source += fmt::format("#define LOCAL_MEMORY_SIZE {}\n", - Common::AlignUp(variant.local_memory_size, 4) / 4); - } - source += - fmt::format("layout (local_size_x = {}, local_size_y = {}, local_size_z = {}) in;\n", - variant.block_x, variant.block_y, variant.block_z); - - if (variant.shared_memory_size > 0) { - // shared_memory_size is described in number of words - source += fmt::format("shared uint smem[{}];\n", variant.shared_memory_size); - } - } - - source += '\n'; - source += GenerateGLSL(device, shader_type, ir, ir_b); +std::shared_ptr<OGLProgram> BuildShader(const Device& device, ShaderType shader_type, + u64 unique_identifier, const ShaderIR& ir, + const Registry& registry, bool hint_retrievable = false) { + const std::string shader_id = MakeShaderID(unique_identifier, shader_type); + LOG_INFO(Render_OpenGL, "{}", shader_id); + const std::string glsl = DecompileShader(device, ir, registry, shader_type, shader_id); OGLShader shader; - shader.Create(source.c_str(), GetGLShaderType(shader_type)); + shader.Create(glsl.c_str(), GetGLShaderType(shader_type)); auto program = std::make_shared<OGLProgram>(); program->Create(true, hint_retrievable, shader.handle); @@ -299,7 +199,7 @@ CachedProgram BuildShader(const Device& device, u64 unique_identifier, ShaderTyp } std::unordered_set<GLenum> GetSupportedFormats() { - GLint num_formats{}; + GLint num_formats; glGetIntegerv(GL_NUM_PROGRAM_BINARY_FORMATS, &num_formats); std::vector<GLint> formats(num_formats); @@ -314,115 +214,82 @@ std::unordered_set<GLenum> GetSupportedFormats() { } // Anonymous namespace -CachedShader::CachedShader(const ShaderParameters& params, ShaderType shader_type, - GLShader::ShaderEntries entries, ProgramCode code, ProgramCode code_b) - : RasterizerCacheObject{params.host_ptr}, system{params.system}, - disk_cache{params.disk_cache}, device{params.device}, cpu_addr{params.cpu_addr}, - unique_identifier{params.unique_identifier}, shader_type{shader_type}, - entries{std::move(entries)}, code{std::move(code)}, code_b{std::move(code_b)} { - if (!params.precompiled_variants) { - return; - } - for (const auto& pair : *params.precompiled_variants) { - auto locker = MakeLocker(system, shader_type); - const auto& usage = pair->first; - FillLocker(*locker, usage); - - std::unique_ptr<LockerVariant>* locker_variant = nullptr; - const auto it = - std::find_if(locker_variants.begin(), locker_variants.end(), [&](const auto& variant) { - return variant->locker->HasEqualKeys(*locker); - }); - if (it == locker_variants.end()) { - locker_variant = &locker_variants.emplace_back(); - *locker_variant = std::make_unique<LockerVariant>(); - locker_variant->get()->locker = std::move(locker); - } else { - locker_variant = &*it; - } - locker_variant->get()->programs.emplace(usage.variant, pair->second); - } +CachedShader::CachedShader(const u8* host_ptr, VAddr cpu_addr, std::size_t size_in_bytes, + std::shared_ptr<VideoCommon::Shader::Registry> registry, + ShaderEntries entries, std::shared_ptr<OGLProgram> program) + : RasterizerCacheObject{host_ptr}, registry{std::move(registry)}, entries{std::move(entries)}, + cpu_addr{cpu_addr}, size_in_bytes{size_in_bytes}, program{std::move(program)} {} + +CachedShader::~CachedShader() = default; + +GLuint CachedShader::GetHandle() const { + DEBUG_ASSERT(registry->IsConsistent()); + return program->handle; } Shader CachedShader::CreateStageFromMemory(const ShaderParameters& params, Maxwell::ShaderProgram program_type, ProgramCode code, ProgramCode code_b) { const auto shader_type = GetShaderType(program_type); - params.disk_cache.SaveRaw( - ShaderDiskCacheRaw(params.unique_identifier, shader_type, code, code_b)); + const std::size_t size_in_bytes = code.size() * sizeof(u64); - ConstBufferLocker locker(shader_type, params.system.GPU().Maxwell3D()); - const ShaderIR ir(code, STAGE_MAIN_OFFSET, COMPILER_SETTINGS, locker); + auto registry = std::make_shared<Registry>(shader_type, params.system.GPU().Maxwell3D()); + const ShaderIR ir(code, STAGE_MAIN_OFFSET, COMPILER_SETTINGS, *registry); // TODO(Rodrigo): Handle VertexA shaders // std::optional<ShaderIR> ir_b; // if (!code_b.empty()) { // ir_b.emplace(code_b, STAGE_MAIN_OFFSET); // } - return std::shared_ptr<CachedShader>(new CachedShader( - params, shader_type, GLShader::GetEntries(ir), std::move(code), std::move(code_b))); + auto program = BuildShader(params.device, shader_type, params.unique_identifier, ir, *registry); + + ShaderDiskCacheEntry entry; + entry.type = shader_type; + entry.code = std::move(code); + entry.code_b = std::move(code_b); + entry.unique_identifier = params.unique_identifier; + entry.bound_buffer = registry->GetBoundBuffer(); + entry.graphics_info = registry->GetGraphicsInfo(); + entry.keys = registry->GetKeys(); + entry.bound_samplers = registry->GetBoundSamplers(); + entry.bindless_samplers = registry->GetBindlessSamplers(); + params.disk_cache.SaveEntry(std::move(entry)); + + return std::shared_ptr<CachedShader>(new CachedShader(params.host_ptr, params.cpu_addr, + size_in_bytes, std::move(registry), + MakeEntries(ir), std::move(program))); } Shader CachedShader::CreateKernelFromMemory(const ShaderParameters& params, ProgramCode code) { - params.disk_cache.SaveRaw( - ShaderDiskCacheRaw(params.unique_identifier, ShaderType::Compute, code)); - - ConstBufferLocker locker(Tegra::Engines::ShaderType::Compute, - params.system.GPU().KeplerCompute()); - const ShaderIR ir(code, KERNEL_MAIN_OFFSET, COMPILER_SETTINGS, locker); - return std::shared_ptr<CachedShader>(new CachedShader( - params, ShaderType::Compute, GLShader::GetEntries(ir), std::move(code), {})); + const std::size_t size_in_bytes = code.size() * sizeof(u64); + + auto& engine = params.system.GPU().KeplerCompute(); + auto registry = std::make_shared<Registry>(ShaderType::Compute, engine); + const ShaderIR ir(code, KERNEL_MAIN_OFFSET, COMPILER_SETTINGS, *registry); + const u64 uid = params.unique_identifier; + auto program = BuildShader(params.device, ShaderType::Compute, uid, ir, *registry); + + ShaderDiskCacheEntry entry; + entry.type = ShaderType::Compute; + entry.code = std::move(code); + entry.unique_identifier = uid; + entry.bound_buffer = registry->GetBoundBuffer(); + entry.compute_info = registry->GetComputeInfo(); + entry.keys = registry->GetKeys(); + entry.bound_samplers = registry->GetBoundSamplers(); + entry.bindless_samplers = registry->GetBindlessSamplers(); + params.disk_cache.SaveEntry(std::move(entry)); + + return std::shared_ptr<CachedShader>(new CachedShader(params.host_ptr, params.cpu_addr, + size_in_bytes, std::move(registry), + MakeEntries(ir), std::move(program))); } Shader CachedShader::CreateFromCache(const ShaderParameters& params, - const UnspecializedShader& unspecialized) { - return std::shared_ptr<CachedShader>(new CachedShader(params, unspecialized.type, - unspecialized.entries, unspecialized.code, - unspecialized.code_b)); -} - -GLuint CachedShader::GetHandle(const ProgramVariant& variant) { - EnsureValidLockerVariant(); - - const auto [entry, is_cache_miss] = curr_locker_variant->programs.try_emplace(variant); - auto& program = entry->second; - if (!is_cache_miss) { - return program->handle; - } - - program = BuildShader(device, unique_identifier, shader_type, code, code_b, - *curr_locker_variant->locker, variant); - disk_cache.SaveUsage(GetUsage(variant, *curr_locker_variant->locker)); - - LabelGLObject(GL_PROGRAM, program->handle, cpu_addr); - return program->handle; -} - -bool CachedShader::EnsureValidLockerVariant() { - const auto previous_variant = curr_locker_variant; - if (curr_locker_variant && !curr_locker_variant->locker->IsConsistent()) { - curr_locker_variant = nullptr; - } - if (!curr_locker_variant) { - for (auto& variant : locker_variants) { - if (variant->locker->IsConsistent()) { - curr_locker_variant = variant.get(); - } - } - } - if (!curr_locker_variant) { - auto& new_variant = locker_variants.emplace_back(); - new_variant = std::make_unique<LockerVariant>(); - new_variant->locker = MakeLocker(system, shader_type); - curr_locker_variant = new_variant.get(); - } - return previous_variant == curr_locker_variant; -} - -ShaderDiskCacheUsage CachedShader::GetUsage(const ProgramVariant& variant, - const ConstBufferLocker& locker) const { - return ShaderDiskCacheUsage{unique_identifier, variant, - locker.GetBoundBuffer(), locker.GetKeys(), - locker.GetBoundSamplers(), locker.GetBindlessSamplers()}; + const PrecompiledShader& precompiled_shader, + std::size_t size_in_bytes) { + return std::shared_ptr<CachedShader>(new CachedShader( + params.host_ptr, params.cpu_addr, size_in_bytes, precompiled_shader.registry, + precompiled_shader.entries, precompiled_shader.program)); } ShaderCacheOpenGL::ShaderCacheOpenGL(RasterizerOpenGL& rasterizer, Core::System& system, @@ -432,16 +299,12 @@ ShaderCacheOpenGL::ShaderCacheOpenGL(RasterizerOpenGL& rasterizer, Core::System& void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, const VideoCore::DiskResourceLoadCallback& callback) { - const auto transferable = disk_cache.LoadTransferable(); + const std::optional transferable = disk_cache.LoadTransferable(); if (!transferable) { return; } - const auto [raws, shader_usages] = *transferable; - if (!GenerateUnspecializedShaders(stop_loading, callback, raws) || stop_loading) { - return; - } - const auto dumps = disk_cache.LoadPrecompiled(); + const std::vector gl_cache = disk_cache.LoadPrecompiled(); const auto supported_formats = GetSupportedFormats(); // Track if precompiled cache was altered during loading to know if we have to @@ -450,77 +313,82 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, // Inform the frontend about shader build initialization if (callback) { - callback(VideoCore::LoadCallbackStage::Build, 0, shader_usages.size()); + callback(VideoCore::LoadCallbackStage::Build, 0, transferable->size()); } std::mutex mutex; std::size_t built_shaders = 0; // It doesn't have be atomic since it's used behind a mutex - std::atomic_bool compilation_failed = false; + std::atomic_bool gl_cache_failed = false; - const auto Worker = [&](Core::Frontend::GraphicsContext* context, std::size_t begin, - std::size_t end, const std::vector<ShaderDiskCacheUsage>& shader_usages, - const ShaderDumpsMap& dumps) { + const auto find_precompiled = [&gl_cache](u64 id) { + return std::find_if(gl_cache.begin(), gl_cache.end(), + [id](const auto& entry) { return entry.unique_identifier == id; }); + }; + + const auto worker = [&](Core::Frontend::GraphicsContext* context, std::size_t begin, + std::size_t end) { context->MakeCurrent(); SCOPE_EXIT({ return context->DoneCurrent(); }); for (std::size_t i = begin; i < end; ++i) { - if (stop_loading || compilation_failed) { + if (stop_loading) { return; } - const auto& usage{shader_usages[i]}; - const auto& unspecialized{unspecialized_shaders.at(usage.unique_identifier)}; - const auto dump{dumps.find(usage)}; - - CachedProgram shader; - if (dump != dumps.end()) { - // If the shader is dumped, attempt to load it with - shader = GeneratePrecompiledProgram(dump->second, supported_formats); - if (!shader) { - compilation_failed = true; - return; + const auto& entry = (*transferable)[i]; + const u64 uid = entry.unique_identifier; + const auto it = find_precompiled(uid); + const auto precompiled_entry = it != gl_cache.end() ? &*it : nullptr; + + const bool is_compute = entry.type == ShaderType::Compute; + const u32 main_offset = is_compute ? KERNEL_MAIN_OFFSET : STAGE_MAIN_OFFSET; + auto registry = MakeRegistry(entry); + const ShaderIR ir(entry.code, main_offset, COMPILER_SETTINGS, *registry); + + std::shared_ptr<OGLProgram> program; + if (precompiled_entry) { + // If the shader is precompiled, attempt to load it with + program = GeneratePrecompiledProgram(entry, *precompiled_entry, supported_formats); + if (!program) { + gl_cache_failed = true; } } - if (!shader) { - auto locker{MakeLocker(system, unspecialized.type)}; - FillLocker(*locker, usage); - - shader = BuildShader(device, usage.unique_identifier, unspecialized.type, - unspecialized.code, unspecialized.code_b, *locker, - usage.variant, true); + if (!program) { + // Otherwise compile it from GLSL + program = BuildShader(device, entry.type, uid, ir, *registry, true); } + PrecompiledShader shader; + shader.program = std::move(program); + shader.registry = std::move(registry); + shader.entries = MakeEntries(ir); + std::scoped_lock lock{mutex}; if (callback) { callback(VideoCore::LoadCallbackStage::Build, ++built_shaders, - shader_usages.size()); + transferable->size()); } - - precompiled_programs.emplace(usage, std::move(shader)); - - // TODO(Rodrigo): Is there a better way to do this? - precompiled_variants[usage.unique_identifier].push_back( - precompiled_programs.find(usage)); + runtime_cache.emplace(entry.unique_identifier, std::move(shader)); } }; const auto num_workers{static_cast<std::size_t>(std::thread::hardware_concurrency() + 1ULL)}; - const std::size_t bucket_size{shader_usages.size() / num_workers}; + const std::size_t bucket_size{transferable->size() / num_workers}; std::vector<std::unique_ptr<Core::Frontend::GraphicsContext>> contexts(num_workers); std::vector<std::thread> threads(num_workers); for (std::size_t i = 0; i < num_workers; ++i) { const bool is_last_worker = i + 1 == num_workers; const std::size_t start{bucket_size * i}; - const std::size_t end{is_last_worker ? shader_usages.size() : start + bucket_size}; + const std::size_t end{is_last_worker ? transferable->size() : start + bucket_size}; // On some platforms the shared context has to be created from the GUI thread contexts[i] = emu_window.CreateSharedContext(); - threads[i] = std::thread(Worker, contexts[i].get(), start, end, shader_usages, dumps); + threads[i] = std::thread(worker, contexts[i].get(), start, end); } for (auto& thread : threads) { thread.join(); } - if (compilation_failed) { + if (gl_cache_failed) { // Invalidate the precompiled cache if a shader dumped shader was rejected disk_cache.InvalidatePrecompiled(); precompiled_cache_altered = true; @@ -533,11 +401,12 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, // TODO(Rodrigo): Do state tracking for transferable shaders and do a dummy draw // before precompiling them - for (std::size_t i = 0; i < shader_usages.size(); ++i) { - const auto& usage{shader_usages[i]}; - if (dumps.find(usage) == dumps.end()) { - const auto& program{precompiled_programs.at(usage)}; - disk_cache.SaveDump(usage, program->handle); + for (std::size_t i = 0; i < transferable->size(); ++i) { + const u64 id = (*transferable)[i].unique_identifier; + const auto it = find_precompiled(id); + if (it == gl_cache.end()) { + const GLuint program = runtime_cache.at(id).program->handle; + disk_cache.SavePrecompiled(id, program); precompiled_cache_altered = true; } } @@ -547,80 +416,29 @@ void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, } } -const PrecompiledVariants* ShaderCacheOpenGL::GetPrecompiledVariants(u64 unique_identifier) const { - const auto it = precompiled_variants.find(unique_identifier); - return it == precompiled_variants.end() ? nullptr : &it->second; -} - -CachedProgram ShaderCacheOpenGL::GeneratePrecompiledProgram( - const ShaderDiskCacheDump& dump, const std::unordered_set<GLenum>& supported_formats) { - if (supported_formats.find(dump.binary_format) == supported_formats.end()) { - LOG_INFO(Render_OpenGL, "Precompiled cache entry with unsupported format - removing"); +std::shared_ptr<OGLProgram> ShaderCacheOpenGL::GeneratePrecompiledProgram( + const ShaderDiskCacheEntry& entry, const ShaderDiskCachePrecompiled& precompiled_entry, + const std::unordered_set<GLenum>& supported_formats) { + if (supported_formats.find(precompiled_entry.binary_format) == supported_formats.end()) { + LOG_INFO(Render_OpenGL, "Precompiled cache entry with unsupported format, removing"); return {}; } - CachedProgram shader = std::make_shared<OGLProgram>(); - shader->handle = glCreateProgram(); - glProgramParameteri(shader->handle, GL_PROGRAM_SEPARABLE, GL_TRUE); - glProgramBinary(shader->handle, dump.binary_format, dump.binary.data(), - static_cast<GLsizei>(dump.binary.size())); - - GLint link_status{}; - glGetProgramiv(shader->handle, GL_LINK_STATUS, &link_status); + auto program = std::make_shared<OGLProgram>(); + program->handle = glCreateProgram(); + glProgramParameteri(program->handle, GL_PROGRAM_SEPARABLE, GL_TRUE); + glProgramBinary(program->handle, precompiled_entry.binary_format, + precompiled_entry.binary.data(), + static_cast<GLsizei>(precompiled_entry.binary.size())); + + GLint link_status; + glGetProgramiv(program->handle, GL_LINK_STATUS, &link_status); if (link_status == GL_FALSE) { - LOG_INFO(Render_OpenGL, "Precompiled cache rejected by the driver - removing"); + LOG_INFO(Render_OpenGL, "Precompiled cache rejected by the driver, removing"); return {}; } - return shader; -} - -bool ShaderCacheOpenGL::GenerateUnspecializedShaders( - const std::atomic_bool& stop_loading, const VideoCore::DiskResourceLoadCallback& callback, - const std::vector<ShaderDiskCacheRaw>& raws) { - if (callback) { - callback(VideoCore::LoadCallbackStage::Decompile, 0, raws.size()); - } - - for (std::size_t i = 0; i < raws.size(); ++i) { - if (stop_loading) { - return false; - } - const auto& raw{raws[i]}; - const u64 unique_identifier{raw.GetUniqueIdentifier()}; - const u64 calculated_hash{ - GetUniqueIdentifier(raw.GetType(), raw.HasProgramA(), raw.GetCode(), raw.GetCodeB())}; - if (unique_identifier != calculated_hash) { - LOG_ERROR(Render_OpenGL, - "Invalid hash in entry={:016x} (obtained hash={:016x}) - " - "removing shader cache", - raw.GetUniqueIdentifier(), calculated_hash); - disk_cache.InvalidateTransferable(); - return false; - } - - const u32 main_offset = - raw.GetType() == ShaderType::Compute ? KERNEL_MAIN_OFFSET : STAGE_MAIN_OFFSET; - ConstBufferLocker locker(raw.GetType()); - const ShaderIR ir(raw.GetCode(), main_offset, COMPILER_SETTINGS, locker); - // TODO(Rodrigo): Handle VertexA shaders - // std::optional<ShaderIR> ir_b; - // if (raw.HasProgramA()) { - // ir_b.emplace(raw.GetProgramCodeB(), main_offset); - // } - - UnspecializedShader unspecialized; - unspecialized.entries = GLShader::GetEntries(ir); - unspecialized.type = raw.GetType(); - unspecialized.code = raw.GetCode(); - unspecialized.code_b = raw.GetCodeB(); - unspecialized_shaders.emplace(raw.GetUniqueIdentifier(), unspecialized); - - if (callback) { - callback(VideoCore::LoadCallbackStage::Decompile, i, raws.size()); - } - } - return true; + return program; } Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) { @@ -648,17 +466,17 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) { const auto unique_identifier = GetUniqueIdentifier( GetShaderType(program), program == Maxwell::ShaderProgram::VertexA, code, code_b); - const auto precompiled_variants = GetPrecompiledVariants(unique_identifier); const auto cpu_addr{*memory_manager.GpuToCpuAddress(address)}; - const ShaderParameters params{system, disk_cache, precompiled_variants, device, + const ShaderParameters params{system, disk_cache, device, cpu_addr, host_ptr, unique_identifier}; - const auto found = unspecialized_shaders.find(unique_identifier); - if (found == unspecialized_shaders.end()) { + const auto found = runtime_cache.find(unique_identifier); + if (found == runtime_cache.end()) { shader = CachedShader::CreateStageFromMemory(params, program, std::move(code), std::move(code_b)); } else { - shader = CachedShader::CreateFromCache(params, found->second); + const std::size_t size_in_bytes = code.size() * sizeof(u64); + shader = CachedShader::CreateFromCache(params, found->second, size_in_bytes); } Register(shader); @@ -673,19 +491,19 @@ Shader ShaderCacheOpenGL::GetComputeKernel(GPUVAddr code_addr) { return kernel; } - // No kernel found - create a new one + // No kernel found, create a new one auto code{GetShaderCode(memory_manager, code_addr, host_ptr)}; - const auto unique_identifier{GetUniqueIdentifier(ShaderType::Compute, false, code, {})}; - const auto precompiled_variants = GetPrecompiledVariants(unique_identifier); + const auto unique_identifier{GetUniqueIdentifier(ShaderType::Compute, false, code)}; const auto cpu_addr{*memory_manager.GpuToCpuAddress(code_addr)}; - const ShaderParameters params{system, disk_cache, precompiled_variants, device, + const ShaderParameters params{system, disk_cache, device, cpu_addr, host_ptr, unique_identifier}; - const auto found = unspecialized_shaders.find(unique_identifier); - if (found == unspecialized_shaders.end()) { + const auto found = runtime_cache.find(unique_identifier); + if (found == runtime_cache.end()) { kernel = CachedShader::CreateKernelFromMemory(params, std::move(code)); } else { - kernel = CachedShader::CreateFromCache(params, found->second); + const std::size_t size_in_bytes = code.size() * sizeof(u64); + kernel = CachedShader::CreateFromCache(params, found->second, size_in_bytes); } Register(kernel); diff --git a/src/video_core/renderer_opengl/gl_shader_cache.h b/src/video_core/renderer_opengl/gl_shader_cache.h index 7b1470db3..4935019fc 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.h +++ b/src/video_core/renderer_opengl/gl_shader_cache.h @@ -22,7 +22,7 @@ #include "video_core/renderer_opengl/gl_resource_manager.h" #include "video_core/renderer_opengl/gl_shader_decompiler.h" #include "video_core/renderer_opengl/gl_shader_disk_cache.h" -#include "video_core/shader/const_buffer_locker.h" +#include "video_core/shader/registry.h" #include "video_core/shader/shader_ir.h" namespace Core { @@ -41,22 +41,17 @@ class RasterizerOpenGL; struct UnspecializedShader; using Shader = std::shared_ptr<CachedShader>; -using CachedProgram = std::shared_ptr<OGLProgram>; using Maxwell = Tegra::Engines::Maxwell3D::Regs; -using PrecompiledPrograms = std::unordered_map<ShaderDiskCacheUsage, CachedProgram>; -using PrecompiledVariants = std::vector<PrecompiledPrograms::iterator>; - -struct UnspecializedShader { - GLShader::ShaderEntries entries; - Tegra::Engines::ShaderType type; - ProgramCode code; - ProgramCode code_b; + +struct PrecompiledShader { + std::shared_ptr<OGLProgram> program; + std::shared_ptr<VideoCommon::Shader::Registry> registry; + ShaderEntries entries; }; struct ShaderParameters { Core::System& system; ShaderDiskCacheOpenGL& disk_cache; - const PrecompiledVariants* precompiled_variants; const Device& device; VAddr cpu_addr; u8* host_ptr; @@ -65,61 +60,45 @@ struct ShaderParameters { class CachedShader final : public RasterizerCacheObject { public: - static Shader CreateStageFromMemory(const ShaderParameters& params, - Maxwell::ShaderProgram program_type, - ProgramCode program_code, ProgramCode program_code_b); - static Shader CreateKernelFromMemory(const ShaderParameters& params, ProgramCode code); + ~CachedShader(); - static Shader CreateFromCache(const ShaderParameters& params, - const UnspecializedShader& unspecialized); + /// Gets the GL program handle for the shader + GLuint GetHandle() const; + /// Returns the guest CPU address of the shader VAddr GetCpuAddr() const override { return cpu_addr; } + /// Returns the size in bytes of the shader std::size_t GetSizeInBytes() const override { - return code.size() * sizeof(u64); + return size_in_bytes; } /// Gets the shader entries for the shader - const GLShader::ShaderEntries& GetShaderEntries() const { + const ShaderEntries& GetEntries() const { return entries; } - /// Gets the GL program handle for the shader - GLuint GetHandle(const ProgramVariant& variant); - -private: - struct LockerVariant { - std::unique_ptr<VideoCommon::Shader::ConstBufferLocker> locker; - std::unordered_map<ProgramVariant, CachedProgram> programs; - }; - - explicit CachedShader(const ShaderParameters& params, Tegra::Engines::ShaderType shader_type, - GLShader::ShaderEntries entries, ProgramCode program_code, - ProgramCode program_code_b); - - bool EnsureValidLockerVariant(); - - ShaderDiskCacheUsage GetUsage(const ProgramVariant& variant, - const VideoCommon::Shader::ConstBufferLocker& locker) const; - - Core::System& system; - ShaderDiskCacheOpenGL& disk_cache; - const Device& device; - - VAddr cpu_addr{}; - - u64 unique_identifier{}; - Tegra::Engines::ShaderType shader_type{}; - - GLShader::ShaderEntries entries; + static Shader CreateStageFromMemory(const ShaderParameters& params, + Maxwell::ShaderProgram program_type, + ProgramCode program_code, ProgramCode program_code_b); + static Shader CreateKernelFromMemory(const ShaderParameters& params, ProgramCode code); - ProgramCode code; - ProgramCode code_b; + static Shader CreateFromCache(const ShaderParameters& params, + const PrecompiledShader& precompiled_shader, + std::size_t size_in_bytes); - LockerVariant* curr_locker_variant = nullptr; - std::vector<std::unique_ptr<LockerVariant>> locker_variants; +private: + explicit CachedShader(const u8* host_ptr, VAddr cpu_addr, std::size_t size_in_bytes, + std::shared_ptr<VideoCommon::Shader::Registry> registry, + ShaderEntries entries, std::shared_ptr<OGLProgram> program); + + std::shared_ptr<VideoCommon::Shader::Registry> registry; + ShaderEntries entries; + VAddr cpu_addr = 0; + std::size_t size_in_bytes = 0; + std::shared_ptr<OGLProgram> program; }; class ShaderCacheOpenGL final : public RasterizerCache<Shader> { @@ -142,25 +121,15 @@ protected: void FlushObjectInner(const Shader& object) override {} private: - bool GenerateUnspecializedShaders(const std::atomic_bool& stop_loading, - const VideoCore::DiskResourceLoadCallback& callback, - const std::vector<ShaderDiskCacheRaw>& raws); - - CachedProgram GeneratePrecompiledProgram(const ShaderDiskCacheDump& dump, - const std::unordered_set<GLenum>& supported_formats); - - const PrecompiledVariants* GetPrecompiledVariants(u64 unique_identifier) const; + std::shared_ptr<OGLProgram> GeneratePrecompiledProgram( + const ShaderDiskCacheEntry& entry, const ShaderDiskCachePrecompiled& precompiled_entry, + const std::unordered_set<GLenum>& supported_formats); Core::System& system; Core::Frontend::EmuWindow& emu_window; const Device& device; - ShaderDiskCacheOpenGL disk_cache; - - PrecompiledPrograms precompiled_programs; - std::unordered_map<u64, PrecompiledVariants> precompiled_variants; - - std::unordered_map<u64, UnspecializedShader> unspecialized_shaders; + std::unordered_map<u64, PrecompiledShader> runtime_cache; std::array<Shader, Maxwell::MaxShaderProgram> last_shaders; }; diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 3a41ed30c..849839fe3 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -23,8 +23,9 @@ #include "video_core/shader/ast.h" #include "video_core/shader/node.h" #include "video_core/shader/shader_ir.h" +#include "video_core/shader/transform_feedback.h" -namespace OpenGL::GLShader { +namespace OpenGL { namespace { @@ -36,6 +37,8 @@ using Tegra::Shader::IpaInterpMode; using Tegra::Shader::IpaMode; using Tegra::Shader::IpaSampleMode; using Tegra::Shader::Register; +using VideoCommon::Shader::BuildTransformFeedback; +using VideoCommon::Shader::Registry; using namespace std::string_literals; using namespace VideoCommon::Shader; @@ -48,6 +51,11 @@ class ExprDecompiler; enum class Type { Void, Bool, Bool2, Float, Int, Uint, HalfFloat }; +constexpr std::array FLOAT_TYPES{"float", "vec2", "vec3", "vec4"}; + +constexpr std::string_view INPUT_ATTRIBUTE_NAME = "in_attr"; +constexpr std::string_view OUTPUT_ATTRIBUTE_NAME = "out_attr"; + struct TextureOffset {}; struct TextureDerivates {}; using TextureArgument = std::pair<Type, Node>; @@ -56,6 +64,25 @@ using TextureIR = std::variant<TextureOffset, TextureDerivates, TextureArgument> constexpr u32 MAX_CONSTBUFFER_ELEMENTS = static_cast<u32>(Maxwell::MaxConstBufferSize) / (4 * sizeof(float)); +constexpr std::string_view CommonDeclarations = R"(#define ftoi floatBitsToInt +#define ftou floatBitsToUint +#define itof intBitsToFloat +#define utof uintBitsToFloat + +bvec2 HalfFloatNanComparison(bvec2 comparison, vec2 pair1, vec2 pair2) {{ + bvec2 is_nan1 = isnan(pair1); + bvec2 is_nan2 = isnan(pair2); + return bvec2(comparison.x || is_nan1.x || is_nan2.x, comparison.y || is_nan1.y || is_nan2.y); +}} + +const float fswzadd_modifiers_a[] = float[4](-1.0f, 1.0f, -1.0f, 0.0f ); +const float fswzadd_modifiers_b[] = float[4](-1.0f, -1.0f, 1.0f, -1.0f ); + +layout (std140, binding = {}) uniform vs_config {{ + float y_direction; +}}; +)"; + class ShaderWriter final { public: void AddExpression(std::string_view text) { @@ -269,12 +296,41 @@ const char* GetImageTypeDeclaration(Tegra::Shader::ImageType image_type) { } } +/// Describes primitive behavior on geometry shaders +std::pair<const char*, u32> GetPrimitiveDescription(Maxwell::PrimitiveTopology topology) { + switch (topology) { + case Maxwell::PrimitiveTopology::Points: + return {"points", 1}; + case Maxwell::PrimitiveTopology::Lines: + case Maxwell::PrimitiveTopology::LineStrip: + return {"lines", 2}; + case Maxwell::PrimitiveTopology::LinesAdjacency: + case Maxwell::PrimitiveTopology::LineStripAdjacency: + return {"lines_adjacency", 4}; + case Maxwell::PrimitiveTopology::Triangles: + case Maxwell::PrimitiveTopology::TriangleStrip: + case Maxwell::PrimitiveTopology::TriangleFan: + return {"triangles", 3}; + case Maxwell::PrimitiveTopology::TrianglesAdjacency: + case Maxwell::PrimitiveTopology::TriangleStripAdjacency: + return {"triangles_adjacency", 6}; + default: + UNIMPLEMENTED_MSG("topology={}", static_cast<int>(topology)); + return {"points", 1}; + } +} + /// Generates code to use for a swizzle operation. -constexpr const char* GetSwizzle(u32 element) { +constexpr const char* GetSwizzle(std::size_t element) { constexpr std::array swizzle = {".x", ".y", ".z", ".w"}; return swizzle.at(element); } +constexpr const char* GetColorSwizzle(std::size_t element) { + constexpr std::array swizzle = {".r", ".g", ".b", ".a"}; + return swizzle.at(element); +} + /// Translate topology std::string GetTopologyName(Tegra::Shader::OutputTopology topology) { switch (topology) { @@ -341,11 +397,66 @@ std::string FlowStackTopName(MetaStackClass stack) { return stage == ShaderType::Vertex; } +struct GenericVaryingDescription { + std::string name; + u8 first_element = 0; + bool is_scalar = false; +}; + class GLSLDecompiler final { public: - explicit GLSLDecompiler(const Device& device, const ShaderIR& ir, ShaderType stage, - std::string suffix) - : device{device}, ir{ir}, stage{stage}, suffix{suffix}, header{ir.GetHeader()} {} + explicit GLSLDecompiler(const Device& device, const ShaderIR& ir, const Registry& registry, + ShaderType stage, std::string_view identifier, std::string_view suffix) + : device{device}, ir{ir}, registry{registry}, stage{stage}, + identifier{identifier}, suffix{suffix}, header{ir.GetHeader()} { + if (stage != ShaderType::Compute) { + transform_feedback = BuildTransformFeedback(registry.GetGraphicsInfo()); + } + } + + void Decompile() { + DeclareHeader(); + DeclareVertex(); + DeclareGeometry(); + DeclareFragment(); + DeclareCompute(); + DeclareInputAttributes(); + DeclareOutputAttributes(); + DeclareImages(); + DeclareSamplers(); + DeclareGlobalMemory(); + DeclareConstantBuffers(); + DeclareLocalMemory(); + DeclareRegisters(); + DeclarePredicates(); + DeclareInternalFlags(); + DeclareCustomVariables(); + DeclarePhysicalAttributeReader(); + + code.AddLine("void main() {{"); + ++code.scope; + + if (stage == ShaderType::Vertex) { + code.AddLine("gl_Position = vec4(0.0f, 0.0f, 0.0f, 1.0f);"); + } + + if (ir.IsDecompiled()) { + DecompileAST(); + } else { + DecompileBranchMode(); + } + + --code.scope; + code.AddLine("}}"); + } + + std::string GetResult() { + return code.GetResult(); + } + +private: + friend class ASTDecompiler; + friend class ExprDecompiler; void DecompileBranchMode() { // VM's program counter @@ -387,43 +498,36 @@ public: void DecompileAST(); - void Decompile() { - DeclareVertex(); - DeclareGeometry(); - DeclareRegisters(); - DeclareCustomVariables(); - DeclarePredicates(); - DeclareLocalMemory(); - DeclareInternalFlags(); - DeclareInputAttributes(); - DeclareOutputAttributes(); - DeclareConstantBuffers(); - DeclareGlobalMemory(); - DeclareSamplers(); - DeclareImages(); - DeclarePhysicalAttributeReader(); - - code.AddLine("void execute_{}() {{", suffix); - ++code.scope; - - if (ir.IsDecompiled()) { - DecompileAST(); - } else { - DecompileBranchMode(); + void DeclareHeader() { + if (!identifier.empty()) { + code.AddLine("// {}", identifier); + } + code.AddLine("#version 440 core"); + code.AddLine("#extension GL_ARB_separate_shader_objects : enable"); + if (device.HasShaderBallot()) { + code.AddLine("#extension GL_ARB_shader_ballot : require"); + } + if (device.HasVertexViewportLayer()) { + code.AddLine("#extension GL_ARB_shader_viewport_layer_array : require"); + } + if (device.HasImageLoadFormatted()) { + code.AddLine("#extension GL_EXT_shader_image_load_formatted : require"); + } + if (device.HasWarpIntrinsics()) { + code.AddLine("#extension GL_NV_gpu_shader5 : require"); + code.AddLine("#extension GL_NV_shader_thread_group : require"); + code.AddLine("#extension GL_NV_shader_thread_shuffle : require"); } + // This pragma stops Nvidia's driver from over optimizing math (probably using fp16 + // operations) on places where we don't want to. + // Thanks to Ryujinx for finding this workaround. + code.AddLine("#pragma optionNV(fastmath off)"); - --code.scope; - code.AddLine("}}"); - } + code.AddNewLine(); - std::string GetResult() { - return code.GetResult(); + code.AddLine(CommonDeclarations, EmulationUniformBlockBinding); } -private: - friend class ASTDecompiler; - friend class ExprDecompiler; - void DeclareVertex() { if (!IsVertexShader(stage)) return; @@ -436,9 +540,15 @@ private: return; } + const auto& info = registry.GetGraphicsInfo(); + const auto input_topology = info.primitive_topology; + const auto [glsl_topology, max_vertices] = GetPrimitiveDescription(input_topology); + max_input_vertices = max_vertices; + code.AddLine("layout ({}) in;", glsl_topology); + const auto topology = GetTopologyName(header.common3.output_topology); - const auto max_vertices = header.common4.max_output_vertices.Value(); - code.AddLine("layout ({}, max_vertices = {}) out;", topology, max_vertices); + const auto max_output_vertices = header.common4.max_output_vertices.Value(); + code.AddLine("layout ({}, max_vertices = {}) out;", topology, max_output_vertices); code.AddNewLine(); code.AddLine("in gl_PerVertex {{"); @@ -450,11 +560,40 @@ private: DeclareVertexRedeclarations(); } + void DeclareFragment() { + if (stage != ShaderType::Fragment) { + return; + } + for (u32 rt = 0; rt < Maxwell::NumRenderTargets; ++rt) { + code.AddLine("layout (location = {}) out vec4 frag_color{};", rt, rt); + } + } + + void DeclareCompute() { + if (stage != ShaderType::Compute) { + return; + } + const auto& info = registry.GetComputeInfo(); + if (const u32 size = info.shared_memory_size_in_words; size > 0) { + code.AddLine("shared uint smem[{}];", size); + code.AddNewLine(); + } + code.AddLine("layout (local_size_x = {}, local_size_y = {}, local_size_z = {}) in;", + info.workgroup_size[0], info.workgroup_size[1], info.workgroup_size[2]); + code.AddNewLine(); + } + void DeclareVertexRedeclarations() { code.AddLine("out gl_PerVertex {{"); ++code.scope; - code.AddLine("vec4 gl_Position;"); + auto pos_xfb = GetTransformFeedbackDecoration(Attribute::Index::Position); + if (!pos_xfb.empty()) { + pos_xfb = fmt::format("layout ({}) ", pos_xfb); + } + const char* pos_type = + FLOAT_TYPES.at(GetNumComponents(Attribute::Index::Position).value_or(4) - 1); + code.AddLine("{}{} gl_Position;", pos_xfb, pos_type); for (const auto attribute : ir.GetOutputAttributes()) { if (attribute == Attribute::Index::ClipDistances0123 || @@ -525,18 +664,16 @@ private: } void DeclareLocalMemory() { + u64 local_memory_size = 0; if (stage == ShaderType::Compute) { - code.AddLine("#ifdef LOCAL_MEMORY_SIZE"); - code.AddLine("uint {}[LOCAL_MEMORY_SIZE];", GetLocalMemory()); - code.AddLine("#endif"); - return; + local_memory_size = registry.GetComputeInfo().local_memory_size_in_words * 4ULL; + } else { + local_memory_size = header.GetLocalMemorySize(); } - - const u64 local_memory_size = header.GetLocalMemorySize(); if (local_memory_size == 0) { return; } - const auto element_count = Common::AlignUp(local_memory_size, 4) / 4; + const u64 element_count = Common::AlignUp(local_memory_size, 4) / 4; code.AddLine("uint {}[{}];", GetLocalMemory(), element_count); code.AddNewLine(); } @@ -589,7 +726,7 @@ private: void DeclareInputAttribute(Attribute::Index index, bool skip_unused) { const u32 location{GetGenericAttributeIndex(index)}; - std::string name{GetInputAttribute(index)}; + std::string name{GetGenericInputAttribute(index)}; if (stage == ShaderType::Geometry) { name = "gs_" + name + "[]"; } @@ -626,9 +763,59 @@ private: } } + std::optional<std::size_t> GetNumComponents(Attribute::Index index, u8 element = 0) const { + const u8 location = static_cast<u8>(static_cast<u32>(index) * 4 + element); + const auto it = transform_feedback.find(location); + if (it == transform_feedback.end()) { + return {}; + } + return it->second.components; + } + + std::string GetTransformFeedbackDecoration(Attribute::Index index, u8 element = 0) const { + const u8 location = static_cast<u8>(static_cast<u32>(index) * 4 + element); + const auto it = transform_feedback.find(location); + if (it == transform_feedback.end()) { + return {}; + } + + const VaryingTFB& tfb = it->second; + return fmt::format("xfb_buffer = {}, xfb_offset = {}, xfb_stride = {}", tfb.buffer, + tfb.offset, tfb.stride); + } + void DeclareOutputAttribute(Attribute::Index index) { - const u32 location{GetGenericAttributeIndex(index)}; - code.AddLine("layout (location = {}) out vec4 {};", location, GetOutputAttribute(index)); + static constexpr std::string_view swizzle = "xyzw"; + u8 element = 0; + while (element < 4) { + auto xfb = GetTransformFeedbackDecoration(index, element); + if (!xfb.empty()) { + xfb = fmt::format(", {}", xfb); + } + const std::size_t remainder = 4 - element; + const std::size_t num_components = GetNumComponents(index, element).value_or(remainder); + const char* const type = FLOAT_TYPES.at(num_components - 1); + + const u32 location = GetGenericAttributeIndex(index); + + GenericVaryingDescription description; + description.first_element = static_cast<u8>(element); + description.is_scalar = num_components == 1; + description.name = AppendSuffix(location, OUTPUT_ATTRIBUTE_NAME); + if (element != 0 || num_components != 4) { + const std::string_view name_swizzle = swizzle.substr(element, num_components); + description.name = fmt::format("{}_{}", description.name, name_swizzle); + } + for (std::size_t i = 0; i < num_components; ++i) { + const u8 offset = static_cast<u8>(location * 4 + element + i); + varying_description.insert({offset, description}); + } + + code.AddLine("layout (location = {}, component = {}{}) out {} {};", location, element, + xfb, type, description.name); + + element = static_cast<u8>(static_cast<std::size_t>(element) + num_components); + } } void DeclareConstantBuffers() { @@ -925,7 +1112,8 @@ private: // TODO(Rodrigo): Guard geometry inputs against out of bound reads. Some games // set an 0x80000000 index for those and the shader fails to build. Find out why // this happens and what's its intent. - return fmt::format("gs_{}[{} % MAX_VERTEX_INPUT]", name, Visit(buffer).AsUint()); + return fmt::format("gs_{}[{} % {}]", name, Visit(buffer).AsUint(), + max_input_vertices.value()); } return std::string(name); }; @@ -980,7 +1168,7 @@ private: return {"0", Type::Int}; default: if (IsGenericAttribute(attribute)) { - return {GeometryPass(GetInputAttribute(attribute)) + GetSwizzle(element), + return {GeometryPass(GetGenericInputAttribute(attribute)) + GetSwizzle(element), Type::Float}; } break; @@ -1049,8 +1237,7 @@ private: return {{fmt::format("gl_ClipDistance[{}]", abuf->GetElement() + 4), Type::Float}}; default: if (IsGenericAttribute(attribute)) { - return { - {GetOutputAttribute(attribute) + GetSwizzle(abuf->GetElement()), Type::Float}}; + return {{GetGenericOutputAttribute(attribute, abuf->GetElement()), Type::Float}}; } UNIMPLEMENTED_MSG("Unhandled output attribute: {}", static_cast<u32>(attribute)); return {}; @@ -1822,16 +2009,19 @@ private: expr += GetSampler(meta->sampler); expr += ", "; - expr += constructors.at(operation.GetOperandsCount() - 1); + expr += constructors.at(operation.GetOperandsCount() + (meta->array ? 1 : 0) - 1); expr += '('; for (std::size_t i = 0; i < count; ++i) { - expr += VisitOperand(operation, i).AsInt(); - const std::size_t next = i + 1; - if (next == count) - expr += ')'; - else if (next < count) + if (i > 0) { expr += ", "; + } + expr += VisitOperand(operation, i).AsInt(); + } + if (meta->array) { + expr += ", "; + expr += Visit(meta->array).AsInt(); } + expr += ')'; if (meta->lod && !meta->sampler.IsBuffer()) { expr += ", "; @@ -1945,7 +2135,7 @@ private: // TODO(Subv): Figure out how dual-source blending is configured in the Switch. for (u32 component = 0; component < 4; ++component) { if (header.ps.IsColorComponentOutputEnabled(render_target, component)) { - code.AddLine("FragColor{}[{}] = {};", render_target, component, + code.AddLine("frag_color{}{} = {};", render_target, GetColorSwizzle(component), SafeGetRegister(current_reg).AsFloat()); ++current_reg; } @@ -2261,27 +2451,34 @@ private: static_assert(operation_decompilers.size() == static_cast<std::size_t>(OperationCode::Amount)); std::string GetRegister(u32 index) const { - return GetDeclarationWithSuffix(index, "gpr"); + return AppendSuffix(index, "gpr"); } std::string GetCustomVariable(u32 index) const { - return GetDeclarationWithSuffix(index, "custom_var"); + return AppendSuffix(index, "custom_var"); } std::string GetPredicate(Tegra::Shader::Pred pred) const { - return GetDeclarationWithSuffix(static_cast<u32>(pred), "pred"); + return AppendSuffix(static_cast<u32>(pred), "pred"); } - std::string GetInputAttribute(Attribute::Index attribute) const { - return GetDeclarationWithSuffix(GetGenericAttributeIndex(attribute), "input_attr"); + std::string GetGenericInputAttribute(Attribute::Index attribute) const { + return AppendSuffix(GetGenericAttributeIndex(attribute), INPUT_ATTRIBUTE_NAME); } - std::string GetOutputAttribute(Attribute::Index attribute) const { - return GetDeclarationWithSuffix(GetGenericAttributeIndex(attribute), "output_attr"); + std::unordered_map<u8, GenericVaryingDescription> varying_description; + + std::string GetGenericOutputAttribute(Attribute::Index attribute, std::size_t element) const { + const u8 offset = static_cast<u8>(GetGenericAttributeIndex(attribute) * 4 + element); + const auto& description = varying_description.at(offset); + if (description.is_scalar) { + return description.name; + } + return fmt::format("{}[{}]", description.name, element - description.first_element); } std::string GetConstBuffer(u32 index) const { - return GetDeclarationWithSuffix(index, "cbuf"); + return AppendSuffix(index, "cbuf"); } std::string GetGlobalMemory(const GlobalMemoryBase& descriptor) const { @@ -2294,11 +2491,15 @@ private: } std::string GetConstBufferBlock(u32 index) const { - return GetDeclarationWithSuffix(index, "cbuf_block"); + return AppendSuffix(index, "cbuf_block"); } std::string GetLocalMemory() const { - return "lmem_" + suffix; + if (suffix.empty()) { + return "lmem"; + } else { + return "lmem_" + std::string{suffix}; + } } std::string GetInternalFlag(InternalFlag flag) const { @@ -2307,19 +2508,27 @@ private: const auto index = static_cast<u32>(flag); ASSERT(index < static_cast<u32>(InternalFlag::Amount)); - return fmt::format("{}_{}", InternalFlagNames[index], suffix); + if (suffix.empty()) { + return InternalFlagNames[index]; + } else { + return fmt::format("{}_{}", InternalFlagNames[index], suffix); + } } std::string GetSampler(const Sampler& sampler) const { - return GetDeclarationWithSuffix(static_cast<u32>(sampler.GetIndex()), "sampler"); + return AppendSuffix(static_cast<u32>(sampler.GetIndex()), "sampler"); } std::string GetImage(const Image& image) const { - return GetDeclarationWithSuffix(static_cast<u32>(image.GetIndex()), "image"); + return AppendSuffix(static_cast<u32>(image.GetIndex()), "image"); } - std::string GetDeclarationWithSuffix(u32 index, std::string_view name) const { - return fmt::format("{}_{}_{}", name, index, suffix); + std::string AppendSuffix(u32 index, std::string_view name) const { + if (suffix.empty()) { + return fmt::format("{}{}", name, index); + } else { + return fmt::format("{}{}_{}", name, index, suffix); + } } u32 GetNumPhysicalInputAttributes() const { @@ -2334,17 +2543,31 @@ private: return std::min<u32>(device.GetMaxVaryings(), Maxwell::NumVaryings); } + bool IsRenderTargetEnabled(u32 render_target) const { + for (u32 component = 0; component < 4; ++component) { + if (header.ps.IsColorComponentOutputEnabled(render_target, component)) { + return true; + } + } + return false; + } + const Device& device; const ShaderIR& ir; + const Registry& registry; const ShaderType stage; - const std::string suffix; + const std::string_view identifier; + const std::string_view suffix; const Header header; + std::unordered_map<u8, VaryingTFB> transform_feedback; ShaderWriter code; + + std::optional<u32> max_input_vertices; }; -std::string GetFlowVariable(u32 i) { - return fmt::format("flow_var_{}", i); +std::string GetFlowVariable(u32 index) { + return fmt::format("flow_var{}", index); } class ExprDecompiler { @@ -2531,7 +2754,7 @@ void GLSLDecompiler::DecompileAST() { } // Anonymous namespace -ShaderEntries GetEntries(const VideoCommon::Shader::ShaderIR& ir) { +ShaderEntries MakeEntries(const VideoCommon::Shader::ShaderIR& ir) { ShaderEntries entries; for (const auto& cbuf : ir.GetConstantBuffers()) { entries.const_buffers.emplace_back(cbuf.second.GetMaxOffset(), cbuf.second.IsIndirect(), @@ -2555,28 +2778,12 @@ ShaderEntries GetEntries(const VideoCommon::Shader::ShaderIR& ir) { return entries; } -std::string GetCommonDeclarations() { - return R"(#define ftoi floatBitsToInt -#define ftou floatBitsToUint -#define itof intBitsToFloat -#define utof uintBitsToFloat - -bvec2 HalfFloatNanComparison(bvec2 comparison, vec2 pair1, vec2 pair2) { - bvec2 is_nan1 = isnan(pair1); - bvec2 is_nan2 = isnan(pair2); - return bvec2(comparison.x || is_nan1.x || is_nan2.x, comparison.y || is_nan1.y || is_nan2.y); -} - -const float fswzadd_modifiers_a[] = float[4](-1.0f, 1.0f, -1.0f, 0.0f ); -const float fswzadd_modifiers_b[] = float[4](-1.0f, -1.0f, 1.0f, -1.0f ); -)"; -} - -std::string Decompile(const Device& device, const ShaderIR& ir, ShaderType stage, - const std::string& suffix) { - GLSLDecompiler decompiler(device, ir, stage, suffix); +std::string DecompileShader(const Device& device, const ShaderIR& ir, const Registry& registry, + ShaderType stage, std::string_view identifier, + std::string_view suffix) { + GLSLDecompiler decompiler(device, ir, registry, stage, identifier, suffix); decompiler.Decompile(); return decompiler.GetResult(); } -} // namespace OpenGL::GLShader +} // namespace OpenGL diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.h b/src/video_core/renderer_opengl/gl_shader_decompiler.h index 0f692c1db..e7dbd810c 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.h +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.h @@ -6,22 +6,18 @@ #include <array> #include <string> +#include <string_view> #include <utility> #include <vector> #include "common/common_types.h" #include "video_core/engines/maxwell_3d.h" #include "video_core/engines/shader_type.h" +#include "video_core/shader/registry.h" #include "video_core/shader/shader_ir.h" -namespace VideoCommon::Shader { -class ShaderIR; -} - namespace OpenGL { -class Device; -} -namespace OpenGL::GLShader { +class Device; using Maxwell = Tegra::Engines::Maxwell3D::Regs; using SamplerEntry = VideoCommon::Shader::Sampler; @@ -78,11 +74,11 @@ struct ShaderEntries { std::size_t shader_length{}; }; -ShaderEntries GetEntries(const VideoCommon::Shader::ShaderIR& ir); - -std::string GetCommonDeclarations(); +ShaderEntries MakeEntries(const VideoCommon::Shader::ShaderIR& ir); -std::string Decompile(const Device& device, const VideoCommon::Shader::ShaderIR& ir, - Tegra::Engines::ShaderType stage, const std::string& suffix); +std::string DecompileShader(const Device& device, const VideoCommon::Shader::ShaderIR& ir, + const VideoCommon::Shader::Registry& registry, + Tegra::Engines::ShaderType stage, std::string_view identifier, + std::string_view suffix = {}); -} // namespace OpenGL::GLShader +} // namespace OpenGL diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp index 1fc204f6f..9e95a122b 100644 --- a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp @@ -31,32 +31,24 @@ namespace { using ShaderCacheVersionHash = std::array<u8, 64>; -enum class TransferableEntryKind : u32 { - Raw, - Usage, -}; - struct ConstBufferKey { - u32 cbuf{}; - u32 offset{}; - u32 value{}; + u32 cbuf = 0; + u32 offset = 0; + u32 value = 0; }; struct BoundSamplerKey { - u32 offset{}; - Tegra::Engines::SamplerDescriptor sampler{}; + u32 offset = 0; + Tegra::Engines::SamplerDescriptor sampler; }; struct BindlessSamplerKey { - u32 cbuf{}; - u32 offset{}; - Tegra::Engines::SamplerDescriptor sampler{}; + u32 cbuf = 0; + u32 offset = 0; + Tegra::Engines::SamplerDescriptor sampler; }; -constexpr u32 NativeVersion = 12; - -// Making sure sizes doesn't change by accident -static_assert(sizeof(ProgramVariant) == 20); +constexpr u32 NativeVersion = 20; ShaderCacheVersionHash GetShaderCacheVersionHash() { ShaderCacheVersionHash hash{}; @@ -67,61 +59,124 @@ ShaderCacheVersionHash GetShaderCacheVersionHash() { } // Anonymous namespace -ShaderDiskCacheRaw::ShaderDiskCacheRaw(u64 unique_identifier, ShaderType type, ProgramCode code, - ProgramCode code_b) - : unique_identifier{unique_identifier}, type{type}, code{std::move(code)}, code_b{std::move( - code_b)} {} +ShaderDiskCacheEntry::ShaderDiskCacheEntry() = default; -ShaderDiskCacheRaw::ShaderDiskCacheRaw() = default; +ShaderDiskCacheEntry::~ShaderDiskCacheEntry() = default; -ShaderDiskCacheRaw::~ShaderDiskCacheRaw() = default; - -bool ShaderDiskCacheRaw::Load(FileUtil::IOFile& file) { - if (file.ReadBytes(&unique_identifier, sizeof(u64)) != sizeof(u64) || - file.ReadBytes(&type, sizeof(u32)) != sizeof(u32)) { +bool ShaderDiskCacheEntry::Load(FileUtil::IOFile& file) { + if (file.ReadBytes(&type, sizeof(u32)) != sizeof(u32)) { return false; } - u32 code_size{}; - u32 code_size_b{}; + u32 code_size; + u32 code_size_b; if (file.ReadBytes(&code_size, sizeof(u32)) != sizeof(u32) || file.ReadBytes(&code_size_b, sizeof(u32)) != sizeof(u32)) { return false; } - code.resize(code_size); code_b.resize(code_size_b); - if (file.ReadArray(code.data(), code_size) != code_size) + if (file.ReadArray(code.data(), code_size) != code_size) { return false; - + } if (HasProgramA() && file.ReadArray(code_b.data(), code_size_b) != code_size_b) { return false; } + + u8 is_texture_handler_size_known; + u32 texture_handler_size_value; + u32 num_keys; + u32 num_bound_samplers; + u32 num_bindless_samplers; + if (file.ReadArray(&unique_identifier, 1) != 1 || file.ReadArray(&bound_buffer, 1) != 1 || + file.ReadArray(&is_texture_handler_size_known, 1) != 1 || + file.ReadArray(&texture_handler_size_value, 1) != 1 || + file.ReadArray(&graphics_info, 1) != 1 || file.ReadArray(&compute_info, 1) != 1 || + file.ReadArray(&num_keys, 1) != 1 || file.ReadArray(&num_bound_samplers, 1) != 1 || + file.ReadArray(&num_bindless_samplers, 1) != 1) { + return false; + } + if (is_texture_handler_size_known) { + texture_handler_size = texture_handler_size_value; + } + + std::vector<ConstBufferKey> flat_keys(num_keys); + std::vector<BoundSamplerKey> flat_bound_samplers(num_bound_samplers); + std::vector<BindlessSamplerKey> flat_bindless_samplers(num_bindless_samplers); + if (file.ReadArray(flat_keys.data(), flat_keys.size()) != flat_keys.size() || + file.ReadArray(flat_bound_samplers.data(), flat_bound_samplers.size()) != + flat_bound_samplers.size() || + file.ReadArray(flat_bindless_samplers.data(), flat_bindless_samplers.size()) != + flat_bindless_samplers.size()) { + return false; + } + for (const auto& key : flat_keys) { + keys.insert({{key.cbuf, key.offset}, key.value}); + } + for (const auto& key : flat_bound_samplers) { + bound_samplers.emplace(key.offset, key.sampler); + } + for (const auto& key : flat_bindless_samplers) { + bindless_samplers.insert({{key.cbuf, key.offset}, key.sampler}); + } + return true; } -bool ShaderDiskCacheRaw::Save(FileUtil::IOFile& file) const { - if (file.WriteObject(unique_identifier) != 1 || file.WriteObject(static_cast<u32>(type)) != 1 || +bool ShaderDiskCacheEntry::Save(FileUtil::IOFile& file) const { + if (file.WriteObject(static_cast<u32>(type)) != 1 || file.WriteObject(static_cast<u32>(code.size())) != 1 || file.WriteObject(static_cast<u32>(code_b.size())) != 1) { return false; } - - if (file.WriteArray(code.data(), code.size()) != code.size()) + if (file.WriteArray(code.data(), code.size()) != code.size()) { return false; - + } if (HasProgramA() && file.WriteArray(code_b.data(), code_b.size()) != code_b.size()) { return false; } - return true; + + if (file.WriteObject(unique_identifier) != 1 || file.WriteObject(bound_buffer) != 1 || + file.WriteObject(static_cast<u8>(texture_handler_size.has_value())) != 1 || + file.WriteObject(texture_handler_size.value_or(0)) != 1 || + file.WriteObject(graphics_info) != 1 || file.WriteObject(compute_info) != 1 || + file.WriteObject(static_cast<u32>(keys.size())) != 1 || + file.WriteObject(static_cast<u32>(bound_samplers.size())) != 1 || + file.WriteObject(static_cast<u32>(bindless_samplers.size())) != 1) { + return false; + } + + std::vector<ConstBufferKey> flat_keys; + flat_keys.reserve(keys.size()); + for (const auto& [address, value] : keys) { + flat_keys.push_back(ConstBufferKey{address.first, address.second, value}); + } + + std::vector<BoundSamplerKey> flat_bound_samplers; + flat_bound_samplers.reserve(bound_samplers.size()); + for (const auto& [address, sampler] : bound_samplers) { + flat_bound_samplers.push_back(BoundSamplerKey{address, sampler}); + } + + std::vector<BindlessSamplerKey> flat_bindless_samplers; + flat_bindless_samplers.reserve(bindless_samplers.size()); + for (const auto& [address, sampler] : bindless_samplers) { + flat_bindless_samplers.push_back( + BindlessSamplerKey{address.first, address.second, sampler}); + } + + return file.WriteArray(flat_keys.data(), flat_keys.size()) == flat_keys.size() && + file.WriteArray(flat_bound_samplers.data(), flat_bound_samplers.size()) == + flat_bound_samplers.size() && + file.WriteArray(flat_bindless_samplers.data(), flat_bindless_samplers.size()) == + flat_bindless_samplers.size(); } ShaderDiskCacheOpenGL::ShaderDiskCacheOpenGL(Core::System& system) : system{system} {} ShaderDiskCacheOpenGL::~ShaderDiskCacheOpenGL() = default; -std::optional<std::pair<std::vector<ShaderDiskCacheRaw>, std::vector<ShaderDiskCacheUsage>>> -ShaderDiskCacheOpenGL::LoadTransferable() { +std::optional<std::vector<ShaderDiskCacheEntry>> ShaderDiskCacheOpenGL::LoadTransferable() { // Skip games without title id const bool has_title_id = system.CurrentProcess()->GetTitleID() != 0; if (!Settings::values.use_disk_shader_cache || !has_title_id) { @@ -130,17 +185,14 @@ ShaderDiskCacheOpenGL::LoadTransferable() { FileUtil::IOFile file(GetTransferablePath(), "rb"); if (!file.IsOpen()) { - LOG_INFO(Render_OpenGL, "No transferable shader cache found for game with title id={}", - GetTitleID()); + LOG_INFO(Render_OpenGL, "No transferable shader cache found"); is_usable = true; return {}; } u32 version{}; if (file.ReadBytes(&version, sizeof(version)) != sizeof(version)) { - LOG_ERROR(Render_OpenGL, - "Failed to get transferable cache version for title id={}, skipping", - GetTitleID()); + LOG_ERROR(Render_OpenGL, "Failed to get transferable cache version, skipping it"); return {}; } @@ -158,105 +210,42 @@ ShaderDiskCacheOpenGL::LoadTransferable() { } // Version is valid, load the shaders - constexpr const char error_loading[] = "Failed to load transferable raw entry, skipping"; - std::vector<ShaderDiskCacheRaw> raws; - std::vector<ShaderDiskCacheUsage> usages; + std::vector<ShaderDiskCacheEntry> entries; while (file.Tell() < file.GetSize()) { - TransferableEntryKind kind{}; - if (file.ReadBytes(&kind, sizeof(u32)) != sizeof(u32)) { - LOG_ERROR(Render_OpenGL, "Failed to read transferable file, skipping"); - return {}; - } - - switch (kind) { - case TransferableEntryKind::Raw: { - ShaderDiskCacheRaw entry; - if (!entry.Load(file)) { - LOG_ERROR(Render_OpenGL, error_loading); - return {}; - } - transferable.insert({entry.GetUniqueIdentifier(), {}}); - raws.push_back(std::move(entry)); - break; - } - case TransferableEntryKind::Usage: { - ShaderDiskCacheUsage usage; - - u32 num_keys{}; - u32 num_bound_samplers{}; - u32 num_bindless_samplers{}; - if (file.ReadArray(&usage.unique_identifier, 1) != 1 || - file.ReadArray(&usage.variant, 1) != 1 || - file.ReadArray(&usage.bound_buffer, 1) != 1 || file.ReadArray(&num_keys, 1) != 1 || - file.ReadArray(&num_bound_samplers, 1) != 1 || - file.ReadArray(&num_bindless_samplers, 1) != 1) { - LOG_ERROR(Render_OpenGL, error_loading); - return {}; - } - - std::vector<ConstBufferKey> keys(num_keys); - std::vector<BoundSamplerKey> bound_samplers(num_bound_samplers); - std::vector<BindlessSamplerKey> bindless_samplers(num_bindless_samplers); - if (file.ReadArray(keys.data(), keys.size()) != keys.size() || - file.ReadArray(bound_samplers.data(), bound_samplers.size()) != - bound_samplers.size() || - file.ReadArray(bindless_samplers.data(), bindless_samplers.size()) != - bindless_samplers.size()) { - LOG_ERROR(Render_OpenGL, error_loading); - return {}; - } - for (const auto& key : keys) { - usage.keys.insert({{key.cbuf, key.offset}, key.value}); - } - for (const auto& key : bound_samplers) { - usage.bound_samplers.emplace(key.offset, key.sampler); - } - for (const auto& key : bindless_samplers) { - usage.bindless_samplers.insert({{key.cbuf, key.offset}, key.sampler}); - } - - usages.push_back(std::move(usage)); - break; - } - default: - LOG_ERROR(Render_OpenGL, "Unknown transferable shader cache entry kind={}, skipping", - static_cast<u32>(kind)); + ShaderDiskCacheEntry& entry = entries.emplace_back(); + if (!entry.Load(file)) { + LOG_ERROR(Render_OpenGL, "Failed to load transferable raw entry, skipping"); return {}; } } is_usable = true; - return {{std::move(raws), std::move(usages)}}; + return {std::move(entries)}; } -std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump> -ShaderDiskCacheOpenGL::LoadPrecompiled() { +std::vector<ShaderDiskCachePrecompiled> ShaderDiskCacheOpenGL::LoadPrecompiled() { if (!is_usable) { return {}; } - std::string path = GetPrecompiledPath(); - FileUtil::IOFile file(path, "rb"); + FileUtil::IOFile file(GetPrecompiledPath(), "rb"); if (!file.IsOpen()) { - LOG_INFO(Render_OpenGL, "No precompiled shader cache found for game with title id={}", - GetTitleID()); + LOG_INFO(Render_OpenGL, "No precompiled shader cache found"); return {}; } - const auto result = LoadPrecompiledFile(file); - if (!result) { - LOG_INFO(Render_OpenGL, - "Failed to load precompiled cache for game with title id={}, removing", - GetTitleID()); - file.Close(); - InvalidatePrecompiled(); - return {}; + if (const auto result = LoadPrecompiledFile(file)) { + return *result; } - return *result; + + LOG_INFO(Render_OpenGL, "Failed to load precompiled cache"); + file.Close(); + InvalidatePrecompiled(); + return {}; } -std::optional<std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump>> -ShaderDiskCacheOpenGL::LoadPrecompiledFile(FileUtil::IOFile& file) { +std::optional<std::vector<ShaderDiskCachePrecompiled>> ShaderDiskCacheOpenGL::LoadPrecompiledFile( + FileUtil::IOFile& file) { // Read compressed file from disk and decompress to virtual precompiled cache file std::vector<u8> compressed(file.GetSize()); file.ReadBytes(compressed.data(), compressed.size()); @@ -275,58 +264,22 @@ ShaderDiskCacheOpenGL::LoadPrecompiledFile(FileUtil::IOFile& file) { return {}; } - ShaderDumpsMap dumps; + std::vector<ShaderDiskCachePrecompiled> entries; while (precompiled_cache_virtual_file_offset < precompiled_cache_virtual_file.GetSize()) { - u32 num_keys{}; - u32 num_bound_samplers{}; - u32 num_bindless_samplers{}; - ShaderDiskCacheUsage usage; - if (!LoadObjectFromPrecompiled(usage.unique_identifier) || - !LoadObjectFromPrecompiled(usage.variant) || - !LoadObjectFromPrecompiled(usage.bound_buffer) || - !LoadObjectFromPrecompiled(num_keys) || - !LoadObjectFromPrecompiled(num_bound_samplers) || - !LoadObjectFromPrecompiled(num_bindless_samplers)) { - return {}; - } - std::vector<ConstBufferKey> keys(num_keys); - std::vector<BoundSamplerKey> bound_samplers(num_bound_samplers); - std::vector<BindlessSamplerKey> bindless_samplers(num_bindless_samplers); - if (!LoadArrayFromPrecompiled(keys.data(), keys.size()) || - !LoadArrayFromPrecompiled(bound_samplers.data(), bound_samplers.size()) != - bound_samplers.size() || - !LoadArrayFromPrecompiled(bindless_samplers.data(), bindless_samplers.size()) != - bindless_samplers.size()) { - return {}; - } - for (const auto& key : keys) { - usage.keys.insert({{key.cbuf, key.offset}, key.value}); - } - for (const auto& key : bound_samplers) { - usage.bound_samplers.emplace(key.offset, key.sampler); - } - for (const auto& key : bindless_samplers) { - usage.bindless_samplers.insert({{key.cbuf, key.offset}, key.sampler}); - } - - ShaderDiskCacheDump dump; - if (!LoadObjectFromPrecompiled(dump.binary_format)) { - return {}; - } - - u32 binary_length{}; - if (!LoadObjectFromPrecompiled(binary_length)) { + u32 binary_size; + auto& entry = entries.emplace_back(); + if (!LoadObjectFromPrecompiled(entry.unique_identifier) || + !LoadObjectFromPrecompiled(entry.binary_format) || + !LoadObjectFromPrecompiled(binary_size)) { return {}; } - dump.binary.resize(binary_length); - if (!LoadArrayFromPrecompiled(dump.binary.data(), dump.binary.size())) { + entry.binary.resize(binary_size); + if (!LoadArrayFromPrecompiled(entry.binary.data(), entry.binary.size())) { return {}; } - - dumps.emplace(std::move(usage), dump); } - return dumps; + return entries; } void ShaderDiskCacheOpenGL::InvalidateTransferable() { @@ -346,13 +299,13 @@ void ShaderDiskCacheOpenGL::InvalidatePrecompiled() { } } -void ShaderDiskCacheOpenGL::SaveRaw(const ShaderDiskCacheRaw& entry) { +void ShaderDiskCacheOpenGL::SaveEntry(const ShaderDiskCacheEntry& entry) { if (!is_usable) { return; } - const u64 id = entry.GetUniqueIdentifier(); - if (transferable.find(id) != transferable.end()) { + const u64 id = entry.unique_identifier; + if (stored_transferable.find(id) != stored_transferable.end()) { // The shader already exists return; } @@ -361,71 +314,17 @@ void ShaderDiskCacheOpenGL::SaveRaw(const ShaderDiskCacheRaw& entry) { if (!file.IsOpen()) { return; } - if (file.WriteObject(TransferableEntryKind::Raw) != 1 || !entry.Save(file)) { + if (!entry.Save(file)) { LOG_ERROR(Render_OpenGL, "Failed to save raw transferable cache entry, removing"); file.Close(); InvalidateTransferable(); return; } - transferable.insert({id, {}}); -} -void ShaderDiskCacheOpenGL::SaveUsage(const ShaderDiskCacheUsage& usage) { - if (!is_usable) { - return; - } - - const auto it = transferable.find(usage.unique_identifier); - ASSERT_MSG(it != transferable.end(), "Saving shader usage without storing raw previously"); - - auto& usages{it->second}; - if (usages.find(usage) != usages.end()) { - // Skip this variant since the shader is already stored. - return; - } - usages.insert(usage); - - FileUtil::IOFile file = AppendTransferableFile(); - if (!file.IsOpen()) - return; - const auto Close = [&] { - LOG_ERROR(Render_OpenGL, "Failed to save usage transferable cache entry, removing"); - file.Close(); - InvalidateTransferable(); - }; - - if (file.WriteObject(TransferableEntryKind::Usage) != 1 || - file.WriteObject(usage.unique_identifier) != 1 || file.WriteObject(usage.variant) != 1 || - file.WriteObject(usage.bound_buffer) != 1 || - file.WriteObject(static_cast<u32>(usage.keys.size())) != 1 || - file.WriteObject(static_cast<u32>(usage.bound_samplers.size())) != 1 || - file.WriteObject(static_cast<u32>(usage.bindless_samplers.size())) != 1) { - Close(); - return; - } - for (const auto& [pair, value] : usage.keys) { - const auto [cbuf, offset] = pair; - if (file.WriteObject(ConstBufferKey{cbuf, offset, value}) != 1) { - Close(); - return; - } - } - for (const auto& [offset, sampler] : usage.bound_samplers) { - if (file.WriteObject(BoundSamplerKey{offset, sampler}) != 1) { - Close(); - return; - } - } - for (const auto& [pair, sampler] : usage.bindless_samplers) { - const auto [cbuf, offset] = pair; - if (file.WriteObject(BindlessSamplerKey{cbuf, offset, sampler}) != 1) { - Close(); - return; - } - } + stored_transferable.insert(id); } -void ShaderDiskCacheOpenGL::SaveDump(const ShaderDiskCacheUsage& usage, GLuint program) { +void ShaderDiskCacheOpenGL::SavePrecompiled(u64 unique_identifier, GLuint program) { if (!is_usable) { return; } @@ -437,51 +336,19 @@ void ShaderDiskCacheOpenGL::SaveDump(const ShaderDiskCacheUsage& usage, GLuint p SavePrecompiledHeaderToVirtualPrecompiledCache(); } - GLint binary_length{}; + GLint binary_length; glGetProgramiv(program, GL_PROGRAM_BINARY_LENGTH, &binary_length); - GLenum binary_format{}; + GLenum binary_format; std::vector<u8> binary(binary_length); glGetProgramBinary(program, binary_length, nullptr, &binary_format, binary.data()); - const auto Close = [&] { + if (!SaveObjectToPrecompiled(unique_identifier) || !SaveObjectToPrecompiled(binary_format) || + !SaveObjectToPrecompiled(static_cast<u32>(binary.size())) || + !SaveArrayToPrecompiled(binary.data(), binary.size())) { LOG_ERROR(Render_OpenGL, "Failed to save binary program file in shader={:016X}, removing", - usage.unique_identifier); + unique_identifier); InvalidatePrecompiled(); - }; - - if (!SaveObjectToPrecompiled(usage.unique_identifier) || - !SaveObjectToPrecompiled(usage.variant) || !SaveObjectToPrecompiled(usage.bound_buffer) || - !SaveObjectToPrecompiled(static_cast<u32>(usage.keys.size())) || - !SaveObjectToPrecompiled(static_cast<u32>(usage.bound_samplers.size())) || - !SaveObjectToPrecompiled(static_cast<u32>(usage.bindless_samplers.size()))) { - Close(); - return; - } - for (const auto& [pair, value] : usage.keys) { - const auto [cbuf, offset] = pair; - if (SaveObjectToPrecompiled(ConstBufferKey{cbuf, offset, value}) != 1) { - Close(); - return; - } - } - for (const auto& [offset, sampler] : usage.bound_samplers) { - if (SaveObjectToPrecompiled(BoundSamplerKey{offset, sampler}) != 1) { - Close(); - return; - } - } - for (const auto& [pair, sampler] : usage.bindless_samplers) { - const auto [cbuf, offset] = pair; - if (SaveObjectToPrecompiled(BindlessSamplerKey{cbuf, offset, sampler}) != 1) { - Close(); - return; - } - } - if (!SaveObjectToPrecompiled(static_cast<u32>(binary_format)) || - !SaveObjectToPrecompiled(static_cast<u32>(binary_length)) || - !SaveArrayToPrecompiled(binary.data(), binary.size())) { - Close(); } } @@ -534,7 +401,6 @@ void ShaderDiskCacheOpenGL::SaveVirtualPrecompiledFile() { if (file.WriteBytes(compressed.data(), compressed.size()) != compressed.size()) { LOG_ERROR(Render_OpenGL, "Failed to write precompiled cache version in path={}", precompiled_path); - return; } } diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.h b/src/video_core/renderer_opengl/gl_shader_disk_cache.h index ef2371f6d..d5be52e40 100644 --- a/src/video_core/renderer_opengl/gl_shader_disk_cache.h +++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.h @@ -19,8 +19,7 @@ #include "common/common_types.h" #include "core/file_sys/vfs_vector.h" #include "video_core/engines/shader_type.h" -#include "video_core/renderer_opengl/gl_shader_gen.h" -#include "video_core/shader/const_buffer_locker.h" +#include "video_core/shader/registry.h" namespace Core { class System; @@ -32,139 +31,39 @@ class IOFile; namespace OpenGL { -struct ShaderDiskCacheUsage; -struct ShaderDiskCacheDump; - using ProgramCode = std::vector<u64>; -using ShaderDumpsMap = std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump>; - -/// Describes the different variants a program can be compiled with. -struct ProgramVariant final { - ProgramVariant() = default; - - /// Graphics constructor. - explicit constexpr ProgramVariant(GLenum primitive_mode) noexcept - : primitive_mode{primitive_mode} {} - - /// Compute constructor. - explicit constexpr ProgramVariant(u32 block_x, u32 block_y, u32 block_z, u32 shared_memory_size, - u32 local_memory_size) noexcept - : block_x{block_x}, block_y{static_cast<u16>(block_y)}, block_z{static_cast<u16>(block_z)}, - shared_memory_size{shared_memory_size}, local_memory_size{local_memory_size} {} - - // Graphics specific parameters. - GLenum primitive_mode{}; - - // Compute specific parameters. - u32 block_x{}; - u16 block_y{}; - u16 block_z{}; - u32 shared_memory_size{}; - u32 local_memory_size{}; - - bool operator==(const ProgramVariant& rhs) const noexcept { - return std::tie(primitive_mode, block_x, block_y, block_z, shared_memory_size, - local_memory_size) == std::tie(rhs.primitive_mode, rhs.block_x, rhs.block_y, - rhs.block_z, rhs.shared_memory_size, - rhs.local_memory_size); - } - - bool operator!=(const ProgramVariant& rhs) const noexcept { - return !operator==(rhs); - } -}; -static_assert(std::is_trivially_copyable_v<ProgramVariant>); - -/// Describes how a shader is used. -struct ShaderDiskCacheUsage { - u64 unique_identifier{}; - ProgramVariant variant; - u32 bound_buffer{}; - VideoCommon::Shader::KeyMap keys; - VideoCommon::Shader::BoundSamplerMap bound_samplers; - VideoCommon::Shader::BindlessSamplerMap bindless_samplers; - - bool operator==(const ShaderDiskCacheUsage& rhs) const { - return std::tie(unique_identifier, variant, keys, bound_samplers, bindless_samplers) == - std::tie(rhs.unique_identifier, rhs.variant, rhs.keys, rhs.bound_samplers, - rhs.bindless_samplers); - } - - bool operator!=(const ShaderDiskCacheUsage& rhs) const { - return !operator==(rhs); - } -}; - -} // namespace OpenGL - -namespace std { - -template <> -struct hash<OpenGL::ProgramVariant> { - std::size_t operator()(const OpenGL::ProgramVariant& variant) const noexcept { - return (static_cast<std::size_t>(variant.primitive_mode) << 6) ^ - static_cast<std::size_t>(variant.block_x) ^ - (static_cast<std::size_t>(variant.block_y) << 32) ^ - (static_cast<std::size_t>(variant.block_z) << 48) ^ - (static_cast<std::size_t>(variant.shared_memory_size) << 16) ^ - (static_cast<std::size_t>(variant.local_memory_size) << 36); - } -}; - -template <> -struct hash<OpenGL::ShaderDiskCacheUsage> { - std::size_t operator()(const OpenGL::ShaderDiskCacheUsage& usage) const noexcept { - return static_cast<std::size_t>(usage.unique_identifier) ^ - std::hash<OpenGL::ProgramVariant>{}(usage.variant); - } -}; - -} // namespace std - -namespace OpenGL { -/// Describes a shader how it's used by the guest GPU -class ShaderDiskCacheRaw { -public: - explicit ShaderDiskCacheRaw(u64 unique_identifier, Tegra::Engines::ShaderType type, - ProgramCode code, ProgramCode code_b = {}); - ShaderDiskCacheRaw(); - ~ShaderDiskCacheRaw(); +/// Describes a shader and how it's used by the guest GPU +struct ShaderDiskCacheEntry { + ShaderDiskCacheEntry(); + ~ShaderDiskCacheEntry(); bool Load(FileUtil::IOFile& file); bool Save(FileUtil::IOFile& file) const; - u64 GetUniqueIdentifier() const { - return unique_identifier; - } - bool HasProgramA() const { return !code.empty() && !code_b.empty(); } - Tegra::Engines::ShaderType GetType() const { - return type; - } - - const ProgramCode& GetCode() const { - return code; - } - - const ProgramCode& GetCodeB() const { - return code_b; - } - -private: - u64 unique_identifier{}; Tegra::Engines::ShaderType type{}; ProgramCode code; ProgramCode code_b; + + u64 unique_identifier = 0; + std::optional<u32> texture_handler_size; + u32 bound_buffer = 0; + VideoCommon::Shader::GraphicsInfo graphics_info; + VideoCommon::Shader::ComputeInfo compute_info; + VideoCommon::Shader::KeyMap keys; + VideoCommon::Shader::BoundSamplerMap bound_samplers; + VideoCommon::Shader::BindlessSamplerMap bindless_samplers; }; /// Contains an OpenGL dumped binary program -struct ShaderDiskCacheDump { - GLenum binary_format{}; +struct ShaderDiskCachePrecompiled { + u64 unique_identifier = 0; + GLenum binary_format = 0; std::vector<u8> binary; }; @@ -174,11 +73,10 @@ public: ~ShaderDiskCacheOpenGL(); /// Loads transferable cache. If file has a old version or on failure, it deletes the file. - std::optional<std::pair<std::vector<ShaderDiskCacheRaw>, std::vector<ShaderDiskCacheUsage>>> - LoadTransferable(); + std::optional<std::vector<ShaderDiskCacheEntry>> LoadTransferable(); /// Loads current game's precompiled cache. Invalidates on failure. - std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump> LoadPrecompiled(); + std::vector<ShaderDiskCachePrecompiled> LoadPrecompiled(); /// Removes the transferable (and precompiled) cache file. void InvalidateTransferable(); @@ -187,21 +85,18 @@ public: void InvalidatePrecompiled(); /// Saves a raw dump to the transferable file. Checks for collisions. - void SaveRaw(const ShaderDiskCacheRaw& entry); - - /// Saves shader usage to the transferable file. Does not check for collisions. - void SaveUsage(const ShaderDiskCacheUsage& usage); + void SaveEntry(const ShaderDiskCacheEntry& entry); /// Saves a dump entry to the precompiled file. Does not check for collisions. - void SaveDump(const ShaderDiskCacheUsage& usage, GLuint program); + void SavePrecompiled(u64 unique_identifier, GLuint program); /// Serializes virtual precompiled shader cache file to real file void SaveVirtualPrecompiledFile(); private: /// Loads the transferable cache. Returns empty on failure. - std::optional<std::unordered_map<ShaderDiskCacheUsage, ShaderDiskCacheDump>> - LoadPrecompiledFile(FileUtil::IOFile& file); + std::optional<std::vector<ShaderDiskCachePrecompiled>> LoadPrecompiledFile( + FileUtil::IOFile& file); /// Opens current game's transferable file and write it's header if it doesn't exist FileUtil::IOFile AppendTransferableFile() const; @@ -270,7 +165,7 @@ private: std::size_t precompiled_cache_virtual_file_offset = 0; // Stored transferable shaders - std::unordered_map<u64, std::unordered_set<ShaderDiskCacheUsage>> transferable; + std::unordered_set<u64> stored_transferable; // The cache has been loaded at boot bool is_usable{}; diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp deleted file mode 100644 index 34946fb47..000000000 --- a/src/video_core/renderer_opengl/gl_shader_gen.cpp +++ /dev/null @@ -1,109 +0,0 @@ -// Copyright 2018 yuzu Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include <string> - -#include <fmt/format.h> - -#include "video_core/engines/maxwell_3d.h" -#include "video_core/engines/shader_type.h" -#include "video_core/renderer_opengl/gl_device.h" -#include "video_core/renderer_opengl/gl_shader_decompiler.h" -#include "video_core/renderer_opengl/gl_shader_gen.h" -#include "video_core/shader/shader_ir.h" - -namespace OpenGL::GLShader { - -using Tegra::Engines::Maxwell3D; -using Tegra::Engines::ShaderType; -using VideoCommon::Shader::CompileDepth; -using VideoCommon::Shader::CompilerSettings; -using VideoCommon::Shader::ProgramCode; -using VideoCommon::Shader::ShaderIR; - -std::string GenerateVertexShader(const Device& device, const ShaderIR& ir, const ShaderIR* ir_b) { - std::string out = GetCommonDeclarations(); - out += fmt::format(R"( -layout (std140, binding = {}) uniform vs_config {{ - float y_direction; -}}; - -)", - EmulationUniformBlockBinding); - out += Decompile(device, ir, ShaderType::Vertex, "vertex"); - if (ir_b) { - out += Decompile(device, *ir_b, ShaderType::Vertex, "vertex_b"); - } - - out += R"( -void main() { - gl_Position = vec4(0.0f, 0.0f, 0.0f, 1.0f); - execute_vertex(); -)"; - if (ir_b) { - out += " execute_vertex_b();"; - } - out += "}\n"; - return out; -} - -std::string GenerateGeometryShader(const Device& device, const ShaderIR& ir) { - std::string out = GetCommonDeclarations(); - out += fmt::format(R"( -layout (std140, binding = {}) uniform gs_config {{ - float y_direction; -}}; - -)", - EmulationUniformBlockBinding); - out += Decompile(device, ir, ShaderType::Geometry, "geometry"); - - out += R"( -void main() { - execute_geometry(); -} -)"; - return out; -} - -std::string GenerateFragmentShader(const Device& device, const ShaderIR& ir) { - std::string out = GetCommonDeclarations(); - out += fmt::format(R"( -layout (location = 0) out vec4 FragColor0; -layout (location = 1) out vec4 FragColor1; -layout (location = 2) out vec4 FragColor2; -layout (location = 3) out vec4 FragColor3; -layout (location = 4) out vec4 FragColor4; -layout (location = 5) out vec4 FragColor5; -layout (location = 6) out vec4 FragColor6; -layout (location = 7) out vec4 FragColor7; - -layout (std140, binding = {}) uniform fs_config {{ - float y_direction; -}}; - -)", - EmulationUniformBlockBinding); - out += Decompile(device, ir, ShaderType::Fragment, "fragment"); - - out += R"( -void main() { - execute_fragment(); -} -)"; - return out; -} - -std::string GenerateComputeShader(const Device& device, const ShaderIR& ir) { - std::string out = GetCommonDeclarations(); - out += Decompile(device, ir, ShaderType::Compute, "compute"); - out += R"( -void main() { - execute_compute(); -} -)"; - return out; -} - -} // namespace OpenGL::GLShader diff --git a/src/video_core/renderer_opengl/gl_shader_gen.h b/src/video_core/renderer_opengl/gl_shader_gen.h deleted file mode 100644 index cba2be9f9..000000000 --- a/src/video_core/renderer_opengl/gl_shader_gen.h +++ /dev/null @@ -1,34 +0,0 @@ -// Copyright 2018 yuzu Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include <vector> - -#include "common/common_types.h" -#include "video_core/renderer_opengl/gl_shader_decompiler.h" -#include "video_core/shader/shader_ir.h" - -namespace OpenGL { -class Device; -} - -namespace OpenGL::GLShader { - -using VideoCommon::Shader::ProgramCode; -using VideoCommon::Shader::ShaderIR; - -/// Generates the GLSL vertex shader program source code for the given VS program -std::string GenerateVertexShader(const Device& device, const ShaderIR& ir, const ShaderIR* ir_b); - -/// Generates the GLSL geometry shader program source code for the given GS program -std::string GenerateGeometryShader(const Device& device, const ShaderIR& ir); - -/// Generates the GLSL fragment shader program source code for the given FS program -std::string GenerateFragmentShader(const Device& device, const ShaderIR& ir); - -/// Generates the GLSL compute shader program source code for the given CS program -std::string GenerateComputeShader(const Device& device, const ShaderIR& ir); - -} // namespace OpenGL::GLShader diff --git a/src/video_core/renderer_opengl/gl_texture_cache.cpp b/src/video_core/renderer_opengl/gl_texture_cache.cpp index 2d3838a7a..f424e3000 100644 --- a/src/video_core/renderer_opengl/gl_texture_cache.cpp +++ b/src/video_core/renderer_opengl/gl_texture_cache.cpp @@ -53,6 +53,7 @@ constexpr std::array<FormatTuple, VideoCore::Surface::MaxPixelFormat> tex_format {GL_R8UI, GL_RED_INTEGER, GL_UNSIGNED_BYTE, false}, // R8UI {GL_RGBA16F, GL_RGBA, GL_HALF_FLOAT, false}, // RGBA16F {GL_RGBA16, GL_RGBA, GL_UNSIGNED_SHORT, false}, // RGBA16U + {GL_RGBA16_SNORM, GL_RGBA, GL_SHORT, false}, // RGBA16S {GL_RGBA16UI, GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, false}, // RGBA16UI {GL_R11F_G11F_B10F, GL_RGB, GL_UNSIGNED_INT_10F_11F_11F_REV, false}, // R11FG11FB10F {GL_RGBA32UI, GL_RGBA_INTEGER, GL_UNSIGNED_INT, false}, // RGBA32UI diff --git a/src/video_core/renderer_opengl/renderer_opengl.cpp b/src/video_core/renderer_opengl/renderer_opengl.cpp index 12333e8c9..fca5e3ec0 100644 --- a/src/video_core/renderer_opengl/renderer_opengl.cpp +++ b/src/video_core/renderer_opengl/renderer_opengl.cpp @@ -5,8 +5,11 @@ #include <algorithm> #include <cstddef> #include <cstdlib> +#include <cstring> #include <memory> + #include <glad/glad.h> + #include "common/assert.h" #include "common/logging/log.h" #include "common/microprofile.h" @@ -25,6 +28,8 @@ namespace OpenGL { +namespace { + // If the size of this is too small, it ends up creating a soft cap on FPS as the renderer will have // to wait on available presentation frames. constexpr std::size_t SWAP_CHAIN_SIZE = 3; @@ -41,124 +46,6 @@ struct Frame { bool is_srgb{}; /// Framebuffer is sRGB or RGB }; -/** - * For smooth Vsync rendering, we want to always present the latest frame that the core generates, - * but also make sure that rendering happens at the pace that the frontend dictates. This is a - * helper class that the renderer uses to sync frames between the render thread and the presentation - * thread - */ -class FrameMailbox { -public: - std::mutex swap_chain_lock; - std::condition_variable present_cv; - std::array<Frame, SWAP_CHAIN_SIZE> swap_chain{}; - std::queue<Frame*> free_queue; - std::deque<Frame*> present_queue; - Frame* previous_frame{}; - - FrameMailbox() { - for (auto& frame : swap_chain) { - free_queue.push(&frame); - } - } - - ~FrameMailbox() { - // lock the mutex and clear out the present and free_queues and notify any people who are - // blocked to prevent deadlock on shutdown - std::scoped_lock lock{swap_chain_lock}; - std::queue<Frame*>().swap(free_queue); - present_queue.clear(); - present_cv.notify_all(); - } - - void ReloadPresentFrame(Frame* frame, u32 height, u32 width) { - frame->present.Release(); - frame->present.Create(); - GLint previous_draw_fbo{}; - glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &previous_draw_fbo); - glBindFramebuffer(GL_FRAMEBUFFER, frame->present.handle); - glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, - frame->color.handle); - if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { - LOG_CRITICAL(Render_OpenGL, "Failed to recreate present FBO!"); - } - glBindFramebuffer(GL_DRAW_FRAMEBUFFER, previous_draw_fbo); - frame->color_reloaded = false; - } - - void ReloadRenderFrame(Frame* frame, u32 width, u32 height) { - // Recreate the color texture attachment - frame->color.Release(); - frame->color.Create(); - const GLenum internal_format = frame->is_srgb ? GL_SRGB8 : GL_RGB8; - glNamedRenderbufferStorage(frame->color.handle, internal_format, width, height); - - // Recreate the FBO for the render target - frame->render.Release(); - frame->render.Create(); - glBindFramebuffer(GL_FRAMEBUFFER, frame->render.handle); - glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, - frame->color.handle); - if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { - LOG_CRITICAL(Render_OpenGL, "Failed to recreate render FBO!"); - } - - frame->width = width; - frame->height = height; - frame->color_reloaded = true; - } - - Frame* GetRenderFrame() { - std::unique_lock lock{swap_chain_lock}; - - // If theres no free frames, we will reuse the oldest render frame - if (free_queue.empty()) { - auto frame = present_queue.back(); - present_queue.pop_back(); - return frame; - } - - Frame* frame = free_queue.front(); - free_queue.pop(); - return frame; - } - - void ReleaseRenderFrame(Frame* frame) { - std::unique_lock lock{swap_chain_lock}; - present_queue.push_front(frame); - present_cv.notify_one(); - } - - Frame* TryGetPresentFrame(int timeout_ms) { - std::unique_lock lock{swap_chain_lock}; - // wait for new entries in the present_queue - present_cv.wait_for(lock, std::chrono::milliseconds(timeout_ms), - [&] { return !present_queue.empty(); }); - if (present_queue.empty()) { - // timed out waiting for a frame to draw so return the previous frame - return previous_frame; - } - - // free the previous frame and add it back to the free queue - if (previous_frame) { - free_queue.push(previous_frame); - } - - // the newest entries are pushed to the front of the queue - Frame* frame = present_queue.front(); - present_queue.pop_front(); - // remove all old entries from the present queue and move them back to the free_queue - for (auto f : present_queue) { - free_queue.push(f); - } - present_queue.clear(); - previous_frame = frame; - return frame; - } -}; - -namespace { - constexpr char VERTEX_SHADER[] = R"( #version 430 core @@ -211,6 +98,24 @@ struct ScreenRectVertex { std::array<GLfloat, 2> tex_coord; }; +/// Returns true if any debug tool is attached +bool HasDebugTool() { + const bool nsight = std::getenv("NVTX_INJECTION64_PATH") || std::getenv("NSIGHT_LAUNCHED"); + if (nsight) { + return true; + } + + GLint num_extensions; + glGetIntegerv(GL_NUM_EXTENSIONS, &num_extensions); + for (GLuint index = 0; index < static_cast<GLuint>(num_extensions); ++index) { + const auto name = reinterpret_cast<const char*>(glGetStringi(GL_EXTENSIONS, index)); + if (!std::strcmp(name, "GL_EXT_debug_tool")) { + return true; + } + } + return false; +} + /** * Defines a 1:1 pixel ortographic projection matrix with (0,0) on the top-left * corner and (width, height) on the lower-bottom. @@ -294,6 +199,153 @@ void APIENTRY DebugHandler(GLenum source, GLenum type, GLuint id, GLenum severit } // Anonymous namespace +/** + * For smooth Vsync rendering, we want to always present the latest frame that the core generates, + * but also make sure that rendering happens at the pace that the frontend dictates. This is a + * helper class that the renderer uses to sync frames between the render thread and the presentation + * thread + */ +class FrameMailbox { +public: + std::mutex swap_chain_lock; + std::condition_variable present_cv; + std::array<Frame, SWAP_CHAIN_SIZE> swap_chain{}; + std::queue<Frame*> free_queue; + std::deque<Frame*> present_queue; + Frame* previous_frame{}; + + FrameMailbox() : has_debug_tool{HasDebugTool()} { + for (auto& frame : swap_chain) { + free_queue.push(&frame); + } + } + + ~FrameMailbox() { + // lock the mutex and clear out the present and free_queues and notify any people who are + // blocked to prevent deadlock on shutdown + std::scoped_lock lock{swap_chain_lock}; + std::queue<Frame*>().swap(free_queue); + present_queue.clear(); + present_cv.notify_all(); + } + + void ReloadPresentFrame(Frame* frame, u32 height, u32 width) { + frame->present.Release(); + frame->present.Create(); + GLint previous_draw_fbo{}; + glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &previous_draw_fbo); + glBindFramebuffer(GL_FRAMEBUFFER, frame->present.handle); + glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, + frame->color.handle); + if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { + LOG_CRITICAL(Render_OpenGL, "Failed to recreate present FBO!"); + } + glBindFramebuffer(GL_DRAW_FRAMEBUFFER, previous_draw_fbo); + frame->color_reloaded = false; + } + + void ReloadRenderFrame(Frame* frame, u32 width, u32 height) { + // Recreate the color texture attachment + frame->color.Release(); + frame->color.Create(); + const GLenum internal_format = frame->is_srgb ? GL_SRGB8 : GL_RGB8; + glNamedRenderbufferStorage(frame->color.handle, internal_format, width, height); + + // Recreate the FBO for the render target + frame->render.Release(); + frame->render.Create(); + glBindFramebuffer(GL_FRAMEBUFFER, frame->render.handle); + glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, + frame->color.handle); + if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { + LOG_CRITICAL(Render_OpenGL, "Failed to recreate render FBO!"); + } + + frame->width = width; + frame->height = height; + frame->color_reloaded = true; + } + + Frame* GetRenderFrame() { + std::unique_lock lock{swap_chain_lock}; + + // If theres no free frames, we will reuse the oldest render frame + if (free_queue.empty()) { + auto frame = present_queue.back(); + present_queue.pop_back(); + return frame; + } + + Frame* frame = free_queue.front(); + free_queue.pop(); + return frame; + } + + void ReleaseRenderFrame(Frame* frame) { + std::unique_lock lock{swap_chain_lock}; + present_queue.push_front(frame); + present_cv.notify_one(); + + DebugNotifyNextFrame(); + } + + Frame* TryGetPresentFrame(int timeout_ms) { + DebugWaitForNextFrame(); + + std::unique_lock lock{swap_chain_lock}; + // wait for new entries in the present_queue + present_cv.wait_for(lock, std::chrono::milliseconds(timeout_ms), + [&] { return !present_queue.empty(); }); + if (present_queue.empty()) { + // timed out waiting for a frame to draw so return the previous frame + return previous_frame; + } + + // free the previous frame and add it back to the free queue + if (previous_frame) { + free_queue.push(previous_frame); + } + + // the newest entries are pushed to the front of the queue + Frame* frame = present_queue.front(); + present_queue.pop_front(); + // remove all old entries from the present queue and move them back to the free_queue + for (auto f : present_queue) { + free_queue.push(f); + } + present_queue.clear(); + previous_frame = frame; + return frame; + } + +private: + std::mutex debug_synch_mutex; + std::condition_variable debug_synch_condition; + std::atomic_int frame_for_debug{}; + const bool has_debug_tool; // When true, using a GPU debugger, so keep frames in lock-step + + /// Signal that a new frame is available (called from GPU thread) + void DebugNotifyNextFrame() { + if (!has_debug_tool) { + return; + } + frame_for_debug++; + std::lock_guard lock{debug_synch_mutex}; + debug_synch_condition.notify_one(); + } + + /// Wait for a new frame to be available (called from presentation thread) + void DebugWaitForNextFrame() { + if (!has_debug_tool) { + return; + } + const int last_frame = frame_for_debug; + std::unique_lock lock{debug_synch_mutex}; + debug_synch_condition.wait(lock, + [this, last_frame] { return frame_for_debug > last_frame; }); + } +}; + RendererOpenGL::RendererOpenGL(Core::Frontend::EmuWindow& emu_window, Core::System& system) : VideoCore::RendererBase{emu_window}, emu_window{emu_window}, system{system}, frame_mailbox{std::make_unique<FrameMailbox>()} {} |