diff options
Diffstat (limited to 'src/video_core/renderer_opengl')
-rw-r--r-- | src/video_core/renderer_opengl/gl_device.cpp | 45 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_device.h | 30 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 25 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.h | 4 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer_cache.cpp | 7 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_cache.cpp | 67 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_cache.h | 8 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 144 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.h | 8 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_gen.cpp | 15 | ||||
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_gen.h | 29 |
11 files changed, 250 insertions, 132 deletions
diff --git a/src/video_core/renderer_opengl/gl_device.cpp b/src/video_core/renderer_opengl/gl_device.cpp new file mode 100644 index 000000000..b6d9e0ddb --- /dev/null +++ b/src/video_core/renderer_opengl/gl_device.cpp @@ -0,0 +1,45 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <cstddef> +#include <glad/glad.h> + +#include "common/logging/log.h" +#include "video_core/renderer_opengl/gl_device.h" + +namespace OpenGL { + +namespace { +template <typename T> +T GetInteger(GLenum pname) { + GLint temporary; + glGetIntegerv(pname, &temporary); + return static_cast<T>(temporary); +} +} // Anonymous namespace + +Device::Device() { + uniform_buffer_alignment = GetInteger<std::size_t>(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT); + has_variable_aoffi = TestVariableAoffi(); +} + +bool Device::TestVariableAoffi() { + const GLchar* AOFFI_TEST = R"(#version 430 core +uniform sampler2D tex; +uniform ivec2 variable_offset; +void main() { + gl_Position = textureOffset(tex, vec2(0), variable_offset); +} +)"; + const GLuint shader{glCreateShaderProgramv(GL_VERTEX_SHADER, 1, &AOFFI_TEST)}; + GLint link_status{}; + glGetProgramiv(shader, GL_LINK_STATUS, &link_status); + glDeleteProgram(shader); + + const bool supported{link_status == GL_TRUE}; + LOG_INFO(Render_OpenGL, "Renderer_VariableAOFFI: {}", supported); + return supported; +} + +} // namespace OpenGL diff --git a/src/video_core/renderer_opengl/gl_device.h b/src/video_core/renderer_opengl/gl_device.h new file mode 100644 index 000000000..78ff5ee58 --- /dev/null +++ b/src/video_core/renderer_opengl/gl_device.h @@ -0,0 +1,30 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <cstddef> + +namespace OpenGL { + +class Device { +public: + Device(); + + std::size_t GetUniformBufferAlignment() const { + return uniform_buffer_alignment; + } + + bool HasVariableAoffi() const { + return has_variable_aoffi; + } + +private: + static bool TestVariableAoffi(); + + std::size_t uniform_buffer_alignment{}; + bool has_variable_aoffi{}; +}; + +} // namespace OpenGL diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 6034dc489..9a088a503 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -99,7 +99,7 @@ struct FramebufferCacheKey { }; RasterizerOpenGL::RasterizerOpenGL(Core::System& system, ScreenInfo& info) - : res_cache{*this}, shader_cache{*this, system}, global_cache{*this}, system{system}, + : res_cache{*this}, shader_cache{*this, system, device}, global_cache{*this}, system{system}, screen_info{info}, buffer_cache(*this, STREAM_BUFFER_SIZE) { OpenGLState::ApplyDefaultState(); @@ -107,8 +107,6 @@ RasterizerOpenGL::RasterizerOpenGL(Core::System& system, ScreenInfo& info) state.draw.shader_program = 0; state.Apply(); - glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, &uniform_buffer_alignment); - LOG_DEBUG(Render_OpenGL, "Sync fixed function OpenGL state here"); CheckExtensions(); } @@ -315,8 +313,8 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { GLShader::MaxwellUniformData ubo{}; ubo.SetFromRegs(gpu, stage); - const GLintptr offset = buffer_cache.UploadHostMemory( - &ubo, sizeof(ubo), static_cast<std::size_t>(uniform_buffer_alignment)); + const GLintptr offset = + buffer_cache.UploadHostMemory(&ubo, sizeof(ubo), device.GetUniformBufferAlignment()); // Bind the emulation info buffer bind_ubo_pushbuffer.Push(buffer_cache.GetHandle(), offset, @@ -700,23 +698,24 @@ void RasterizerOpenGL::DrawArrays() { // Add space for index buffer (keeping in mind non-core primitives) switch (regs.draw.topology) { case Maxwell::PrimitiveTopology::Quads: - buffer_size = Common::AlignUp<std::size_t>(buffer_size, 4) + + buffer_size = Common::AlignUp(buffer_size, 4) + primitive_assembler.CalculateQuadSize(regs.vertex_buffer.count); break; default: if (is_indexed) { - buffer_size = Common::AlignUp<std::size_t>(buffer_size, 4) + CalculateIndexBufferSize(); + buffer_size = Common::AlignUp(buffer_size, 4) + CalculateIndexBufferSize(); } break; } // Uniform space for the 5 shader stages - buffer_size = - Common::AlignUp<std::size_t>(buffer_size, 4) + - (sizeof(GLShader::MaxwellUniformData) + uniform_buffer_alignment) * Maxwell::MaxShaderStage; + buffer_size = Common::AlignUp<std::size_t>(buffer_size, 4) + + (sizeof(GLShader::MaxwellUniformData) + device.GetUniformBufferAlignment()) * + Maxwell::MaxShaderStage; // Add space for at least 18 constant buffers - buffer_size += Maxwell::MaxConstBuffers * (MaxConstbufferSize + uniform_buffer_alignment); + buffer_size += + Maxwell::MaxConstBuffers * (MaxConstbufferSize + device.GetUniformBufferAlignment()); const bool invalidate = buffer_cache.Map(buffer_size); if (invalidate) { @@ -848,8 +847,8 @@ void RasterizerOpenGL::SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::Shader size = Common::AlignUp(size, sizeof(GLvec4)); ASSERT_MSG(size <= MaxConstbufferSize, "Constbuffer too big"); - const GLintptr const_buffer_offset = buffer_cache.UploadMemory( - buffer.address, size, static_cast<std::size_t>(uniform_buffer_alignment)); + const GLintptr const_buffer_offset = + buffer_cache.UploadMemory(buffer.address, size, device.GetUniformBufferAlignment()); bind_ubo_pushbuffer.Push(buffer_cache.GetHandle(), const_buffer_offset, size); } diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index a0e056142..71b9c5ead 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -21,6 +21,7 @@ #include "video_core/rasterizer_cache.h" #include "video_core/rasterizer_interface.h" #include "video_core/renderer_opengl/gl_buffer_cache.h" +#include "video_core/renderer_opengl/gl_device.h" #include "video_core/renderer_opengl/gl_global_cache.h" #include "video_core/renderer_opengl/gl_primitive_assembler.h" #include "video_core/renderer_opengl/gl_rasterizer_cache.h" @@ -172,6 +173,7 @@ private: /// but are needed for correct emulation void CheckExtensions(); + const Device device; OpenGLState state; RasterizerCacheOpenGL res_cache; @@ -180,7 +182,6 @@ private: SamplerCacheOpenGL sampler_cache; Core::System& system; - ScreenInfo& screen_info; std::unique_ptr<GLShader::ProgramManager> shader_program_manager; @@ -196,7 +197,6 @@ private: static constexpr std::size_t STREAM_BUFFER_SIZE = 128 * 1024 * 1024; OGLBufferCache buffer_cache; PrimitiveAssembler primitive_assembler{buffer_cache}; - GLint uniform_buffer_alignment; BindBuffersRangePushBuffer bind_ubo_pushbuffer{GL_UNIFORM_BUFFER}; BindBuffersRangePushBuffer bind_ssbo_pushbuffer{GL_SHADER_STORAGE_BUFFER}; diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp index 7a68b8738..5a25f5b37 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp @@ -640,13 +640,16 @@ void CachedSurface::LoadGLBuffer() { SwizzleFunc(MortonSwizzleMode::MortonToLinear, params, gl_buffer[i], i); } else { const u32 bpp = params.GetFormatBpp() / 8; - const u32 copy_size = params.width * bpp; + const u32 copy_size = (params.width * bpp + GetDefaultBlockWidth(params.pixel_format) - 1) / + GetDefaultBlockWidth(params.pixel_format); if (params.pitch == copy_size) { std::memcpy(gl_buffer[0].data(), params.host_ptr, params.size_in_bytes_gl); } else { + const u32 height = (params.height + GetDefaultBlockHeight(params.pixel_format) - 1) / + GetDefaultBlockHeight(params.pixel_format); const u8* start{params.host_ptr}; u8* write_to = gl_buffer[0].data(); - for (u32 h = params.height; h > 0; h--) { + for (u32 h = height; h > 0; h--) { std::memcpy(write_to, start, copy_size); start += params.pitch; write_to += copy_size; diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp index 99f67494c..2a81b1169 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -38,13 +38,15 @@ GPUVAddr GetShaderAddress(Maxwell::ShaderProgram program) { } /// Gets the shader program code from memory for the specified address -ProgramCode GetShaderCode(const u8* host_ptr) { +ProgramCode GetShaderCode(Tegra::MemoryManager& memory_manager, const GPUVAddr gpu_addr, + const u8* host_ptr) { ProgramCode program_code(VideoCommon::Shader::MAX_PROGRAM_LENGTH); ASSERT_OR_EXECUTE(host_ptr != nullptr, { std::fill(program_code.begin(), program_code.end(), 0); return program_code; }); - std::memcpy(program_code.data(), host_ptr, program_code.size() * sizeof(u64)); + memory_manager.ReadBlockUnsafe(gpu_addr, program_code.data(), + program_code.size() * sizeof(u64)); return program_code; } @@ -134,8 +136,8 @@ u64 GetUniqueIdentifier(Maxwell::ShaderProgram program_type, const ProgramCode& } /// Creates an unspecialized program from code streams -GLShader::ProgramResult CreateProgram(Maxwell::ShaderProgram program_type, ProgramCode program_code, - ProgramCode program_code_b) { +GLShader::ProgramResult CreateProgram(const Device& device, Maxwell::ShaderProgram program_type, + ProgramCode program_code, ProgramCode program_code_b) { GLShader::ShaderSetup setup(program_code); if (program_type == Maxwell::ShaderProgram::VertexA) { // VertexB is always enabled, so when VertexA is enabled, we have two vertex shaders. @@ -149,11 +151,11 @@ GLShader::ProgramResult CreateProgram(Maxwell::ShaderProgram program_type, Progr switch (program_type) { case Maxwell::ShaderProgram::VertexA: case Maxwell::ShaderProgram::VertexB: - return GLShader::GenerateVertexShader(setup); + return GLShader::GenerateVertexShader(device, setup); case Maxwell::ShaderProgram::Geometry: - return GLShader::GenerateGeometryShader(setup); + return GLShader::GenerateGeometryShader(device, setup); case Maxwell::ShaderProgram::Fragment: - return GLShader::GenerateFragmentShader(setup); + return GLShader::GenerateFragmentShader(device, setup); default: LOG_CRITICAL(HW_GPU, "Unimplemented program_type={}", static_cast<u32>(program_type)); UNREACHABLE(); @@ -212,22 +214,20 @@ std::set<GLenum> GetSupportedFormats() { return supported_formats; } -} // namespace +} // Anonymous namespace -CachedShader::CachedShader(VAddr cpu_addr, u64 unique_identifier, +CachedShader::CachedShader(const Device& device, VAddr cpu_addr, u64 unique_identifier, Maxwell::ShaderProgram program_type, ShaderDiskCacheOpenGL& disk_cache, const PrecompiledPrograms& precompiled_programs, ProgramCode&& program_code, ProgramCode&& program_code_b, u8* host_ptr) : RasterizerCacheObject{host_ptr}, host_ptr{host_ptr}, cpu_addr{cpu_addr}, unique_identifier{unique_identifier}, program_type{program_type}, disk_cache{disk_cache}, precompiled_programs{precompiled_programs} { - - const std::size_t code_size = CalculateProgramSize(program_code); - const std::size_t code_size_b = - program_code_b.empty() ? 0 : CalculateProgramSize(program_code_b); - - GLShader::ProgramResult program_result = - CreateProgram(program_type, program_code, program_code_b); + const std::size_t code_size{CalculateProgramSize(program_code)}; + const std::size_t code_size_b{program_code_b.empty() ? 0 + : CalculateProgramSize(program_code_b)}; + GLShader::ProgramResult program_result{ + CreateProgram(device, program_type, program_code, program_code_b)}; if (program_result.first.empty()) { // TODO(Rodrigo): Unimplemented shader stages hit here, avoid using these for now return; @@ -251,7 +251,6 @@ CachedShader::CachedShader(VAddr cpu_addr, u64 unique_identifier, : RasterizerCacheObject{host_ptr}, cpu_addr{cpu_addr}, unique_identifier{unique_identifier}, program_type{program_type}, disk_cache{disk_cache}, precompiled_programs{ precompiled_programs} { - code = std::move(result.first); entries = result.second; shader_length = entries.shader_length; @@ -344,8 +343,9 @@ ShaderDiskCacheUsage CachedShader::GetUsage(GLenum primitive_mode, return {unique_identifier, base_bindings, primitive_mode}; } -ShaderCacheOpenGL::ShaderCacheOpenGL(RasterizerOpenGL& rasterizer, Core::System& system) - : RasterizerCache{rasterizer}, disk_cache{system} {} +ShaderCacheOpenGL::ShaderCacheOpenGL(RasterizerOpenGL& rasterizer, Core::System& system, + const Device& device) + : RasterizerCache{rasterizer}, disk_cache{system}, device{device} {} void ShaderCacheOpenGL::LoadDiskCache(const std::atomic_bool& stop_loading, const VideoCore::DiskResourceLoadCallback& callback) { @@ -439,17 +439,18 @@ std::unordered_map<u64, UnspecializedShader> ShaderCacheOpenGL::GenerateUnspecia const std::unordered_map<u64, ShaderDiskCacheDecompiled>& decompiled) { std::unordered_map<u64, UnspecializedShader> unspecialized; - if (callback) + if (callback) { callback(VideoCore::LoadCallbackStage::Decompile, 0, raws.size()); + } for (std::size_t i = 0; i < raws.size(); ++i) { - if (stop_loading) + if (stop_loading) { return {}; - + } const auto& raw{raws[i]}; - const u64 unique_identifier = raw.GetUniqueIdentifier(); - const u64 calculated_hash = - GetUniqueIdentifier(raw.GetProgramType(), raw.GetProgramCode(), raw.GetProgramCodeB()); + const u64 unique_identifier{raw.GetUniqueIdentifier()}; + const u64 calculated_hash{ + GetUniqueIdentifier(raw.GetProgramType(), raw.GetProgramCode(), raw.GetProgramCodeB())}; if (unique_identifier != calculated_hash) { LOG_ERROR( Render_OpenGL, @@ -466,8 +467,8 @@ std::unordered_map<u64, UnspecializedShader> ShaderCacheOpenGL::GenerateUnspecia result = {stored_decompiled.code, stored_decompiled.entries}; } else { // Otherwise decompile the shader at boot and save the result to the decompiled file - result = - CreateProgram(raw.GetProgramType(), raw.GetProgramCode(), raw.GetProgramCodeB()); + result = CreateProgram(device, raw.GetProgramType(), raw.GetProgramCode(), + raw.GetProgramCodeB()); disk_cache.SaveDecompiled(unique_identifier, result.first, result.second); } @@ -477,8 +478,9 @@ std::unordered_map<u64, UnspecializedShader> ShaderCacheOpenGL::GenerateUnspecia {raw.GetUniqueIdentifier(), {std::move(result.first), std::move(result.second), raw.GetProgramType()}}); - if (callback) + if (callback) { callback(VideoCore::LoadCallbackStage::Decompile, i, raws.size()); + } } return unspecialized; } @@ -497,11 +499,12 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) { if (!shader) { // No shader found - create a new one - ProgramCode program_code{GetShaderCode(host_ptr)}; + ProgramCode program_code{GetShaderCode(memory_manager, program_addr, host_ptr)}; ProgramCode program_code_b; if (program == Maxwell::ShaderProgram::VertexA) { - program_code_b = GetShaderCode( - memory_manager.GetPointer(GetShaderAddress(Maxwell::ShaderProgram::VertexB))); + const GPUVAddr program_addr_b{GetShaderAddress(Maxwell::ShaderProgram::VertexB)}; + program_code_b = GetShaderCode(memory_manager, program_addr_b, + memory_manager.GetPointer(program_addr_b)); } const u64 unique_identifier = GetUniqueIdentifier(program, program_code, program_code_b); const VAddr cpu_addr{*memory_manager.GpuToCpuAddress(program_addr)}; @@ -512,7 +515,7 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) { precompiled_programs, found->second, host_ptr); } else { shader = std::make_shared<CachedShader>( - cpu_addr, unique_identifier, program, disk_cache, precompiled_programs, + device, cpu_addr, unique_identifier, program, disk_cache, precompiled_programs, std::move(program_code), std::move(program_code_b), host_ptr); } Register(shader); diff --git a/src/video_core/renderer_opengl/gl_shader_cache.h b/src/video_core/renderer_opengl/gl_shader_cache.h index 0cf8e0b3d..a332087f8 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.h +++ b/src/video_core/renderer_opengl/gl_shader_cache.h @@ -27,6 +27,7 @@ class System; namespace OpenGL { class CachedShader; +class Device; class RasterizerOpenGL; struct UnspecializedShader; @@ -38,7 +39,7 @@ using PrecompiledShaders = std::unordered_map<u64, GLShader::ProgramResult>; class CachedShader final : public RasterizerCacheObject { public: - explicit CachedShader(VAddr cpu_addr, u64 unique_identifier, + explicit CachedShader(const Device& device, VAddr cpu_addr, u64 unique_identifier, Maxwell::ShaderProgram program_type, ShaderDiskCacheOpenGL& disk_cache, const PrecompiledPrograms& precompiled_programs, ProgramCode&& program_code, ProgramCode&& program_code_b, u8* host_ptr); @@ -112,7 +113,8 @@ private: class ShaderCacheOpenGL final : public RasterizerCache<Shader> { public: - explicit ShaderCacheOpenGL(RasterizerOpenGL& rasterizer, Core::System& system); + explicit ShaderCacheOpenGL(RasterizerOpenGL& rasterizer, Core::System& system, + const Device& device); /// Loads disk cache for the current game void LoadDiskCache(const std::atomic_bool& stop_loading, @@ -130,6 +132,8 @@ private: CachedProgram GeneratePrecompiledProgram(const ShaderDiskCacheDump& dump, const std::set<GLenum>& supported_formats); + const Device& device; + std::array<Shader, Maxwell::MaxShaderProgram> last_shaders; ShaderDiskCacheOpenGL disk_cache; diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 445048daf..ef1a1995f 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -15,6 +15,7 @@ #include "common/assert.h" #include "common/common_types.h" #include "video_core/engines/maxwell_3d.h" +#include "video_core/renderer_opengl/gl_device.h" #include "video_core/renderer_opengl/gl_rasterizer.h" #include "video_core/renderer_opengl/gl_shader_decompiler.h" #include "video_core/shader/shader_ir.h" @@ -119,14 +120,10 @@ std::string GetTopologyName(Tegra::Shader::OutputTopology topology) { /// Returns true if an object has to be treated as precise bool IsPrecise(Operation operand) { - const auto& meta = operand.GetMeta(); - + const auto& meta{operand.GetMeta()}; if (const auto arithmetic = std::get_if<MetaArithmetic>(&meta)) { return arithmetic->precise; } - if (const auto half_arithmetic = std::get_if<MetaHalfArithmetic>(&meta)) { - return half_arithmetic->precise; - } return false; } @@ -139,8 +136,9 @@ bool IsPrecise(Node node) { class GLSLDecompiler final { public: - explicit GLSLDecompiler(const ShaderIR& ir, ShaderStage stage, std::string suffix) - : ir{ir}, stage{stage}, suffix{suffix}, header{ir.GetHeader()} {} + explicit GLSLDecompiler(const Device& device, const ShaderIR& ir, ShaderStage stage, + std::string suffix) + : device{device}, ir{ir}, stage{stage}, suffix{suffix}, header{ir.GetHeader()} {} void Decompile() { DeclareVertex(); @@ -627,28 +625,7 @@ private: } std::string VisitOperand(Operation operation, std::size_t operand_index, Type type) { - std::string value = VisitOperand(operation, operand_index); - switch (type) { - case Type::HalfFloat: { - const auto half_meta = std::get_if<MetaHalfArithmetic>(&operation.GetMeta()); - if (!half_meta) { - value = "toHalf2(" + value + ')'; - } - - switch (half_meta->types.at(operand_index)) { - case Tegra::Shader::HalfType::H0_H1: - return "toHalf2(" + value + ')'; - case Tegra::Shader::HalfType::F32: - return "vec2(" + value + ')'; - case Tegra::Shader::HalfType::H0_H0: - return "vec2(toHalf2(" + value + ")[0])"; - case Tegra::Shader::HalfType::H1_H1: - return "vec2(toHalf2(" + value + ")[1])"; - } - } - default: - return CastOperand(value, type); - } + return CastOperand(VisitOperand(operation, operand_index), type); } std::string CastOperand(const std::string& value, Type type) const { @@ -662,9 +639,7 @@ private: case Type::Uint: return "ftou(" + value + ')'; case Type::HalfFloat: - // Can't be handled as a stand-alone value - UNREACHABLE(); - return value; + return "toHalf2(" + value + ')'; } UNREACHABLE(); return value; @@ -829,8 +804,12 @@ private: // Inline the string as an immediate integer in GLSL (AOFFI arguments are required // to be constant by the standard). expr += std::to_string(static_cast<s32>(immediate->GetValue())); - } else { + } else if (device.HasVariableAoffi()) { + // Avoid using variable AOFFI on unsupported devices. expr += "ftoi(" + Visit(operand) + ')'; + } else { + // Insert 0 on devices not supporting variable AOFFI. + expr += '0'; } if (index + 1 < aoffi.size()) { expr += ", "; @@ -1083,13 +1062,40 @@ private: return BitwiseCastResult(value, Type::HalfFloat); } + std::string HClamp(Operation operation) { + const std::string value = VisitOperand(operation, 0, Type::HalfFloat); + const std::string min = VisitOperand(operation, 1, Type::Float); + const std::string max = VisitOperand(operation, 2, Type::Float); + const std::string clamped = "clamp(" + value + ", vec2(" + min + "), vec2(" + max + "))"; + return ApplyPrecise(operation, BitwiseCastResult(clamped, Type::HalfFloat)); + } + + std::string HUnpack(Operation operation) { + const std::string operand{VisitOperand(operation, 0, Type::HalfFloat)}; + const auto value = [&]() -> std::string { + switch (std::get<Tegra::Shader::HalfType>(operation.GetMeta())) { + case Tegra::Shader::HalfType::H0_H1: + return operand; + case Tegra::Shader::HalfType::F32: + return "vec2(fromHalf2(" + operand + "))"; + case Tegra::Shader::HalfType::H0_H0: + return "vec2(" + operand + "[0])"; + case Tegra::Shader::HalfType::H1_H1: + return "vec2(" + operand + "[1])"; + } + UNREACHABLE(); + return "0"; + }(); + return "fromHalf2(" + value + ')'; + } + std::string HMergeF32(Operation operation) { return "float(toHalf2(" + Visit(operation[0]) + ")[0])"; } std::string HMergeH0(Operation operation) { - return "fromHalf2(vec2(toHalf2(" + Visit(operation[0]) + ")[1], toHalf2(" + - Visit(operation[1]) + ")[0]))"; + return "fromHalf2(vec2(toHalf2(" + Visit(operation[1]) + ")[0], toHalf2(" + + Visit(operation[0]) + ")[1]))"; } std::string HMergeH1(Operation operation) { @@ -1189,34 +1195,46 @@ private: return GenerateUnary(operation, "any", Type::Bool, Type::Bool2); } + template <bool with_nan> + std::string GenerateHalfComparison(Operation operation, std::string compare_op) { + std::string comparison{GenerateBinaryCall(operation, compare_op, Type::Bool2, + Type::HalfFloat, Type::HalfFloat)}; + if constexpr (!with_nan) { + return comparison; + } + return "halfFloatNanComparison(" + comparison + ", " + + VisitOperand(operation, 0, Type::HalfFloat) + ", " + + VisitOperand(operation, 1, Type::HalfFloat) + ')'; + } + + template <bool with_nan> std::string Logical2HLessThan(Operation operation) { - return GenerateBinaryCall(operation, "lessThan", Type::Bool2, Type::HalfFloat, - Type::HalfFloat); + return GenerateHalfComparison<with_nan>(operation, "lessThan"); } + template <bool with_nan> std::string Logical2HEqual(Operation operation) { - return GenerateBinaryCall(operation, "equal", Type::Bool2, Type::HalfFloat, - Type::HalfFloat); + return GenerateHalfComparison<with_nan>(operation, "equal"); } + template <bool with_nan> std::string Logical2HLessEqual(Operation operation) { - return GenerateBinaryCall(operation, "lessThanEqual", Type::Bool2, Type::HalfFloat, - Type::HalfFloat); + return GenerateHalfComparison<with_nan>(operation, "lessThanEqual"); } + template <bool with_nan> std::string Logical2HGreaterThan(Operation operation) { - return GenerateBinaryCall(operation, "greaterThan", Type::Bool2, Type::HalfFloat, - Type::HalfFloat); + return GenerateHalfComparison<with_nan>(operation, "greaterThan"); } + template <bool with_nan> std::string Logical2HNotEqual(Operation operation) { - return GenerateBinaryCall(operation, "notEqual", Type::Bool2, Type::HalfFloat, - Type::HalfFloat); + return GenerateHalfComparison<with_nan>(operation, "notEqual"); } + template <bool with_nan> std::string Logical2HGreaterEqual(Operation operation) { - return GenerateBinaryCall(operation, "greaterThanEqual", Type::Bool2, Type::HalfFloat, - Type::HalfFloat); + return GenerateHalfComparison<with_nan>(operation, "greaterThanEqual"); } std::string Texture(Operation operation) { @@ -1505,6 +1523,8 @@ private: &GLSLDecompiler::Fma<Type::HalfFloat>, &GLSLDecompiler::Absolute<Type::HalfFloat>, &GLSLDecompiler::HNegate, + &GLSLDecompiler::HClamp, + &GLSLDecompiler::HUnpack, &GLSLDecompiler::HMergeF32, &GLSLDecompiler::HMergeH0, &GLSLDecompiler::HMergeH1, @@ -1541,12 +1561,18 @@ private: &GLSLDecompiler::LogicalNotEqual<Type::Uint>, &GLSLDecompiler::LogicalGreaterEqual<Type::Uint>, - &GLSLDecompiler::Logical2HLessThan, - &GLSLDecompiler::Logical2HEqual, - &GLSLDecompiler::Logical2HLessEqual, - &GLSLDecompiler::Logical2HGreaterThan, - &GLSLDecompiler::Logical2HNotEqual, - &GLSLDecompiler::Logical2HGreaterEqual, + &GLSLDecompiler::Logical2HLessThan<false>, + &GLSLDecompiler::Logical2HEqual<false>, + &GLSLDecompiler::Logical2HLessEqual<false>, + &GLSLDecompiler::Logical2HGreaterThan<false>, + &GLSLDecompiler::Logical2HNotEqual<false>, + &GLSLDecompiler::Logical2HGreaterEqual<false>, + &GLSLDecompiler::Logical2HLessThan<true>, + &GLSLDecompiler::Logical2HEqual<true>, + &GLSLDecompiler::Logical2HLessEqual<true>, + &GLSLDecompiler::Logical2HGreaterThan<true>, + &GLSLDecompiler::Logical2HNotEqual<true>, + &GLSLDecompiler::Logical2HGreaterEqual<true>, &GLSLDecompiler::Texture, &GLSLDecompiler::TextureLod, @@ -1625,6 +1651,7 @@ private: return name + '_' + std::to_string(index) + '_' + suffix; } + const Device& device; const ShaderIR& ir; const ShaderStage stage; const std::string suffix; @@ -1647,11 +1674,18 @@ std::string GetCommonDeclarations() { "}\n\n" "vec2 toHalf2(float value) {\n" " return unpackHalf2x16(ftou(value));\n" + "}\n\n" + "bvec2 halfFloatNanComparison(bvec2 comparison, vec2 pair1, vec2 pair2) {\n" + " bvec2 is_nan1 = isnan(pair1);\n" + " bvec2 is_nan2 = isnan(pair2);\n" + " return bvec2(comparison.x || is_nan1.x || is_nan2.x, comparison.y || is_nan1.y || " + "is_nan2.y);\n" "}\n"; } -ProgramResult Decompile(const ShaderIR& ir, Maxwell::ShaderStage stage, const std::string& suffix) { - GLSLDecompiler decompiler(ir, stage, suffix); +ProgramResult Decompile(const Device& device, const ShaderIR& ir, Maxwell::ShaderStage stage, + const std::string& suffix) { + GLSLDecompiler decompiler(device, ir, stage, suffix); decompiler.Decompile(); return {decompiler.GetResult(), decompiler.GetShaderEntries()}; } diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.h b/src/video_core/renderer_opengl/gl_shader_decompiler.h index 74032d237..c1569e737 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.h +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.h @@ -12,6 +12,10 @@ #include "video_core/engines/maxwell_3d.h" #include "video_core/shader/shader_ir.h" +namespace OpenGL { +class Device; +} + namespace VideoCommon::Shader { class ShaderIR; } @@ -77,7 +81,7 @@ struct ShaderEntries { std::string GetCommonDeclarations(); -ProgramResult Decompile(const VideoCommon::Shader::ShaderIR& ir, Maxwell::ShaderStage stage, - const std::string& suffix); +ProgramResult Decompile(const Device& device, const VideoCommon::Shader::ShaderIR& ir, + Maxwell::ShaderStage stage, const std::string& suffix); } // namespace OpenGL::GLShader diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp index 03ec1f020..6abf948f8 100644 --- a/src/video_core/renderer_opengl/gl_shader_gen.cpp +++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp @@ -16,7 +16,7 @@ using VideoCommon::Shader::ShaderIR; static constexpr u32 PROGRAM_OFFSET{10}; -ProgramResult GenerateVertexShader(const ShaderSetup& setup) { +ProgramResult GenerateVertexShader(const Device& device, const ShaderSetup& setup) { const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n"; @@ -34,14 +34,15 @@ layout (std140, binding = EMULATION_UBO_BINDING) uniform vs_config { )"; ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET); - ProgramResult program = Decompile(program_ir, Maxwell3D::Regs::ShaderStage::Vertex, "vertex"); + ProgramResult program = + Decompile(device, program_ir, Maxwell3D::Regs::ShaderStage::Vertex, "vertex"); out += program.first; if (setup.IsDualProgram()) { ShaderIR program_ir_b(setup.program.code_b, PROGRAM_OFFSET); ProgramResult program_b = - Decompile(program_ir_b, Maxwell3D::Regs::ShaderStage::Vertex, "vertex_b"); + Decompile(device, program_ir_b, Maxwell3D::Regs::ShaderStage::Vertex, "vertex_b"); out += program_b.first; } @@ -78,7 +79,7 @@ void main() { return {out, program.second}; } -ProgramResult GenerateGeometryShader(const ShaderSetup& setup) { +ProgramResult GenerateGeometryShader(const Device& device, const ShaderSetup& setup) { const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n"; @@ -98,7 +99,7 @@ layout (std140, binding = EMULATION_UBO_BINDING) uniform gs_config { )"; ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET); ProgramResult program = - Decompile(program_ir, Maxwell3D::Regs::ShaderStage::Geometry, "geometry"); + Decompile(device, program_ir, Maxwell3D::Regs::ShaderStage::Geometry, "geometry"); out += program.first; out += R"( @@ -109,7 +110,7 @@ void main() { return {out, program.second}; } -ProgramResult GenerateFragmentShader(const ShaderSetup& setup) { +ProgramResult GenerateFragmentShader(const Device& device, const ShaderSetup& setup) { const std::string id = fmt::format("{:016x}", setup.program.unique_identifier); std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n"; @@ -161,7 +162,7 @@ bool AlphaFunc(in float value) { )"; ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET); ProgramResult program = - Decompile(program_ir, Maxwell3D::Regs::ShaderStage::Fragment, "fragment"); + Decompile(device, program_ir, Maxwell3D::Regs::ShaderStage::Fragment, "fragment"); out += program.first; diff --git a/src/video_core/renderer_opengl/gl_shader_gen.h b/src/video_core/renderer_opengl/gl_shader_gen.h index fad346b48..0536c8a03 100644 --- a/src/video_core/renderer_opengl/gl_shader_gen.h +++ b/src/video_core/renderer_opengl/gl_shader_gen.h @@ -10,6 +10,10 @@ #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; @@ -39,22 +43,13 @@ private: bool has_program_b{}; }; -/** - * Generates the GLSL vertex shader program source code for the given VS program - * @returns String of the shader source code - */ -ProgramResult GenerateVertexShader(const ShaderSetup& setup); - -/** - * Generates the GLSL geometry shader program source code for the given GS program - * @returns String of the shader source code - */ -ProgramResult GenerateGeometryShader(const ShaderSetup& setup); - -/** - * Generates the GLSL fragment shader program source code for the given FS program - * @returns String of the shader source code - */ -ProgramResult GenerateFragmentShader(const ShaderSetup& setup); +/// Generates the GLSL vertex shader program source code for the given VS program +ProgramResult GenerateVertexShader(const Device& device, const ShaderSetup& setup); + +/// Generates the GLSL geometry shader program source code for the given GS program +ProgramResult GenerateGeometryShader(const Device& device, const ShaderSetup& setup); + +/// Generates the GLSL fragment shader program source code for the given FS program +ProgramResult GenerateFragmentShader(const Device& device, const ShaderSetup& setup); } // namespace OpenGL::GLShader |