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gl_graphics_pipeline: Port optimizations from Vulkan pipelines

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This commit is contained in:
ReinUsesLisp 2021-06-20 02:00:38 -03:00 committed by ameerj
parent 1c648f176c
commit 218dedca1f
2 changed files with 141 additions and 57 deletions
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140
src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
View file

@ -15,6 +15,12 @@
#include "video_core/shader_notify.h"
#include "video_core/texture_cache/texture_cache.h"
#if defined(_MSC_VER) && defined(NDEBUG)
#define LAMBDA_FORCEINLINE [[msvc::forceinline]]
#else
#define LAMBDA_FORCEINLINE
#endif
namespace OpenGL {
namespace {
using Shader::ImageBufferDescriptor;
@ -98,13 +104,76 @@ std::pair<GLint, GLint> TransformFeedbackEnum(u8 location) {
return {GL_POSITION, 0};
}
struct Spec {
template <typename Spec>
bool Passes(const std::array<Shader::Info, 5>& stage_infos, u32 enabled_mask) {
for (size_t stage = 0; stage < stage_infos.size(); ++stage) {
if (!Spec::enabled_stages[stage] && ((enabled_mask >> stage) & 1) != 0) {
return false;
}
const auto& info{stage_infos[stage]};
if constexpr (!Spec::has_storage_buffers) {
if (!info.storage_buffers_descriptors.empty()) {
return false;
}
}
if constexpr (!Spec::has_texture_buffers) {
if (!info.texture_buffer_descriptors.empty()) {
return false;
}
}
if constexpr (!Spec::has_image_buffers) {
if (!info.image_buffer_descriptors.empty()) {
return false;
}
}
if constexpr (!Spec::has_images) {
if (!info.image_descriptors.empty()) {
return false;
}
}
}
return true;
}
using ConfigureFuncPtr = void (*)(GraphicsPipeline*, bool);
template <typename Spec, typename... Specs>
ConfigureFuncPtr FindSpec(const std::array<Shader::Info, 5>& stage_infos, u32 enabled_mask) {
if constexpr (sizeof...(Specs) > 0) {
if (!Passes<Spec>(stage_infos, enabled_mask)) {
return FindSpec<Specs...>(stage_infos, enabled_mask);
}
}
return GraphicsPipeline::MakeConfigureSpecFunc<Spec>();
}
struct SimpleVertexFragmentSpec {
static constexpr std::array<bool, 5> enabled_stages{true, false, false, false, true};
static constexpr bool has_storage_buffers = false;
static constexpr bool has_texture_buffers = false;
static constexpr bool has_image_buffers = false;
static constexpr bool has_images = false;
};
struct SimpleVertexSpec {
static constexpr std::array<bool, 5> enabled_stages{true, false, false, false, false};
static constexpr bool has_storage_buffers = false;
static constexpr bool has_texture_buffers = false;
static constexpr bool has_image_buffers = false;
static constexpr bool has_images = false;
};
struct DefaultSpec {
static constexpr std::array<bool, 5> enabled_stages{true, true, true, true, true};
static constexpr bool has_storage_buffers = true;
static constexpr bool has_texture_buffers = true;
static constexpr bool has_image_buffers = true;
static constexpr bool has_images = true;
};
ConfigureFuncPtr ConfigureFunc(const std::array<Shader::Info, 5>& infos, u32 enabled_mask) {
return FindSpec<SimpleVertexSpec, SimpleVertexFragmentSpec, DefaultSpec>(infos, enabled_mask);
}
} // Anonymous namespace
size_t GraphicsPipelineKey::Hash() const noexcept {
@ -129,40 +198,21 @@ GraphicsPipeline::GraphicsPipeline(const Device& device, TextureCache& texture_c
if (shader_notify) {
shader_notify->MarkShaderBuilding();
}
std::ranges::transform(infos, stage_infos.begin(),
[](const Shader::Info* info) { return info ? *info : Shader::Info{}; });
auto func{[this, device, sources, shader_notify, xfb_state](ShaderContext::Context*) mutable {
if (!device.UseAssemblyShaders()) {
program.handle = glCreateProgram();
}
for (size_t stage = 0; stage < 5; ++stage) {
const auto code{sources[stage]};
if (code.empty()) {
continue;
}
if (device.UseAssemblyShaders()) {
assembly_programs[stage] = CompileProgram(code, AssemblyStage(stage));
enabled_stages_mask |= (assembly_programs[stage].handle != 0 ? 1 : 0) << stage;
} else {
AttachShader(Stage(stage), program.handle, code);
}
}
if (!device.UseAssemblyShaders()) {
LinkProgram(program.handle);
}
u32 num_textures{};
u32 num_images{};
u32 num_storage_buffers{};
for (size_t stage = 0; stage < base_uniform_bindings.size(); ++stage) {
const auto& info{stage_infos[stage]};
auto& info{stage_infos[stage]};
if (infos[stage]) {
info = *infos[stage];
enabled_stages_mask |= 1u << stage;
}
if (stage < 4) {
base_uniform_bindings[stage + 1] = base_uniform_bindings[stage];
base_storage_bindings[stage + 1] = base_storage_bindings[stage];
base_uniform_bindings[stage + 1] +=
AccumulateCount(info.constant_buffer_descriptors);
base_storage_bindings[stage + 1] +=
AccumulateCount(info.storage_buffers_descriptors);
base_uniform_bindings[stage + 1] += AccumulateCount(info.constant_buffer_descriptors);
base_storage_bindings[stage + 1] += AccumulateCount(info.storage_buffers_descriptors);
}
enabled_uniform_buffer_masks[stage] = info.constant_buffer_mask;
std::ranges::copy(info.constant_buffer_used_sizes, uniform_buffer_sizes[stage].begin());
@ -189,10 +239,29 @@ GraphicsPipeline::GraphicsPipeline(const Device& device, TextureCache& texture_c
use_storage_buffers =
!assembly_shaders || num_storage_buffers <= device.GetMaxGLASMStorageBufferBlocks();
writes_global_memory &= !use_storage_buffers;
configure_func = ConfigureFunc(stage_infos, enabled_stages_mask);
if (assembly_shaders && xfb_state) {
GenerateTransformFeedbackState(*xfb_state);
}
auto func{[this, device, sources, shader_notify, xfb_state](ShaderContext::Context*) mutable {
if (!device.UseAssemblyShaders()) {
program.handle = glCreateProgram();
}
for (size_t stage = 0; stage < 5; ++stage) {
const auto code{sources[stage]};
if (code.empty()) {
continue;
}
if (device.UseAssemblyShaders()) {
assembly_programs[stage] = CompileProgram(code, AssemblyStage(stage));
} else {
AttachShader(Stage(stage), program.handle, code);
}
}
if (!device.UseAssemblyShaders()) {
LinkProgram(program.handle);
}
if (shader_notify) {
shader_notify->MarkShaderComplete();
}
@ -205,7 +274,8 @@ GraphicsPipeline::GraphicsPipeline(const Device& device, TextureCache& texture_c
}
}
void GraphicsPipeline::Configure(bool is_indexed) {
template <typename Spec>
void GraphicsPipeline::ConfigureImpl(bool is_indexed) {
std::array<ImageId, MAX_TEXTURES + MAX_IMAGES> image_view_ids;
std::array<u32, MAX_TEXTURES + MAX_IMAGES> image_view_indices;
std::array<GLuint, MAX_TEXTURES> samplers;
@ -221,7 +291,7 @@ void GraphicsPipeline::Configure(bool is_indexed) {
const auto& regs{maxwell3d.regs};
const bool via_header_index{regs.sampler_index == Maxwell::SamplerIndex::ViaHeaderIndex};
const auto config_stage{[&](size_t stage) {
const auto config_stage{[&](size_t stage) LAMBDA_FORCEINLINE {
const Shader::Info& info{stage_infos[stage]};
buffer_cache.UnbindGraphicsStorageBuffers(stage);
if constexpr (Spec::has_storage_buffers) {
@ -311,7 +381,7 @@ void GraphicsPipeline::Configure(bool is_indexed) {
state_tracker.BindFramebuffer(texture_cache.GetFramebuffer()->Handle());
ImageId* texture_buffer_index{image_view_ids.data()};
const auto bind_stage_info{[&](size_t stage) {
const auto bind_stage_info{[&](size_t stage) LAMBDA_FORCEINLINE {
size_t index{};
const auto add_buffer{[&](const auto& desc) {
constexpr bool is_image = std::is_same_v<decltype(desc), const ImageBufferDescriptor&>;
@ -430,6 +500,11 @@ void GraphicsPipeline::Configure(bool is_indexed) {
}
}
void GraphicsPipeline::ConfigureTransformFeedbackImpl() const {
glTransformFeedbackStreamAttribsNV(num_xfb_attribs, xfb_attribs.data(), num_xfb_strides,
xfb_streams.data(), GL_INTERLEAVED_ATTRIBS);
}
void GraphicsPipeline::GenerateTransformFeedbackState(
const VideoCommon::TransformFeedbackState& xfb_state) {
// TODO(Rodrigo): Inject SKIP_COMPONENTS*_NV when required. An unimplemented message will signal
@ -475,9 +550,4 @@ void GraphicsPipeline::GenerateTransformFeedbackState(
num_xfb_strides = static_cast<GLsizei>(current_stream - xfb_streams.data());
}
void GraphicsPipeline::ConfigureTransformFeedbackImpl() const {
glTransformFeedbackStreamAttribsNV(num_xfb_attribs, xfb_attribs.data(), num_xfb_strides,
xfb_streams.data(), GL_INTERLEAVED_ATTRIBS);
}
} // namespace OpenGL

18
src/video_core/renderer_opengl/gl_graphics_pipeline.h
View file

@ -75,7 +75,9 @@ public:
const std::array<const Shader::Info*, 5>& infos,
const VideoCommon::TransformFeedbackState* xfb_state);
void Configure(bool is_indexed);
void Configure(bool is_indexed) {
configure_func(this, is_indexed);
}
void ConfigureTransformFeedback() const {
if (num_xfb_attribs != 0) {
@ -91,11 +93,21 @@ public:
return is_built.load(std::memory_order::relaxed);
}
template <typename Spec>
static auto MakeConfigureSpecFunc() {
return [](GraphicsPipeline* pipeline, bool is_indexed) {
pipeline->ConfigureImpl<Spec>(is_indexed);
};
}
private:
void GenerateTransformFeedbackState(const VideoCommon::TransformFeedbackState& xfb_state);
template <typename Spec>
void ConfigureImpl(bool is_indexed);
void ConfigureTransformFeedbackImpl() const;
void GenerateTransformFeedbackState(const VideoCommon::TransformFeedbackState& xfb_state);
TextureCache& texture_cache;
BufferCache& buffer_cache;
Tegra::MemoryManager& gpu_memory;
@ -103,6 +115,8 @@ private:
ProgramManager& program_manager;
StateTracker& state_tracker;
void (*configure_func)(GraphicsPipeline*, bool){};
OGLProgram program;
std::array<OGLAssemblyProgram, 5> assembly_programs;
u32 enabled_stages_mask{};