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Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_vulkan/vk_compute_pipeline.cpp | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/video_core/renderer_vulkan/vk_compute_pipeline.cpp b/src/video_core/renderer_vulkan/vk_compute_pipeline.cpp new file mode 100644 index 000000000..9d5b8de7a --- /dev/null +++ b/src/video_core/renderer_vulkan/vk_compute_pipeline.cpp @@ -0,0 +1,112 @@ +// Copyright 2019 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <memory> +#include <vector> + +#include "video_core/renderer_vulkan/declarations.h" +#include "video_core/renderer_vulkan/vk_compute_pipeline.h" +#include "video_core/renderer_vulkan/vk_descriptor_pool.h" +#include "video_core/renderer_vulkan/vk_device.h" +#include "video_core/renderer_vulkan/vk_pipeline_cache.h" +#include "video_core/renderer_vulkan/vk_resource_manager.h" +#include "video_core/renderer_vulkan/vk_scheduler.h" +#include "video_core/renderer_vulkan/vk_shader_decompiler.h" +#include "video_core/renderer_vulkan/vk_update_descriptor.h" + +namespace Vulkan { + +VKComputePipeline::VKComputePipeline(const VKDevice& device, VKScheduler& scheduler, + VKDescriptorPool& descriptor_pool, + VKUpdateDescriptorQueue& update_descriptor_queue, + const SPIRVShader& shader) + : device{device}, scheduler{scheduler}, entries{shader.entries}, + descriptor_set_layout{CreateDescriptorSetLayout()}, + descriptor_allocator{descriptor_pool, *descriptor_set_layout}, + update_descriptor_queue{update_descriptor_queue}, layout{CreatePipelineLayout()}, + descriptor_template{CreateDescriptorUpdateTemplate()}, + shader_module{CreateShaderModule(shader.code)}, pipeline{CreatePipeline()} {} + +VKComputePipeline::~VKComputePipeline() = default; + +vk::DescriptorSet VKComputePipeline::CommitDescriptorSet() { + if (!descriptor_template) { + return {}; + } + const auto set = descriptor_allocator.Commit(scheduler.GetFence()); + update_descriptor_queue.Send(*descriptor_template, set); + return set; +} + +UniqueDescriptorSetLayout VKComputePipeline::CreateDescriptorSetLayout() const { + std::vector<vk::DescriptorSetLayoutBinding> bindings; + u32 binding = 0; + const auto AddBindings = [&](vk::DescriptorType descriptor_type, std::size_t num_entries) { + // TODO(Rodrigo): Maybe make individual bindings here? + for (u32 bindpoint = 0; bindpoint < static_cast<u32>(num_entries); ++bindpoint) { + bindings.emplace_back(binding++, descriptor_type, 1, vk::ShaderStageFlagBits::eCompute, + nullptr); + } + }; + AddBindings(vk::DescriptorType::eUniformBuffer, entries.const_buffers.size()); + AddBindings(vk::DescriptorType::eStorageBuffer, entries.global_buffers.size()); + AddBindings(vk::DescriptorType::eUniformTexelBuffer, entries.texel_buffers.size()); + AddBindings(vk::DescriptorType::eCombinedImageSampler, entries.samplers.size()); + AddBindings(vk::DescriptorType::eStorageImage, entries.images.size()); + + const vk::DescriptorSetLayoutCreateInfo descriptor_set_layout_ci( + {}, static_cast<u32>(bindings.size()), bindings.data()); + + const auto dev = device.GetLogical(); + const auto& dld = device.GetDispatchLoader(); + return dev.createDescriptorSetLayoutUnique(descriptor_set_layout_ci, nullptr, dld); +} + +UniquePipelineLayout VKComputePipeline::CreatePipelineLayout() const { + const vk::PipelineLayoutCreateInfo layout_ci({}, 1, &*descriptor_set_layout, 0, nullptr); + const auto dev = device.GetLogical(); + return dev.createPipelineLayoutUnique(layout_ci, nullptr, device.GetDispatchLoader()); +} + +UniqueDescriptorUpdateTemplate VKComputePipeline::CreateDescriptorUpdateTemplate() const { + std::vector<vk::DescriptorUpdateTemplateEntry> template_entries; + u32 binding = 0; + u32 offset = 0; + FillDescriptorUpdateTemplateEntries(device, entries, binding, offset, template_entries); + if (template_entries.empty()) { + // If the shader doesn't use descriptor sets, skip template creation. + return UniqueDescriptorUpdateTemplate{}; + } + + const vk::DescriptorUpdateTemplateCreateInfo template_ci( + {}, static_cast<u32>(template_entries.size()), template_entries.data(), + vk::DescriptorUpdateTemplateType::eDescriptorSet, *descriptor_set_layout, + vk::PipelineBindPoint::eGraphics, *layout, DESCRIPTOR_SET); + + const auto dev = device.GetLogical(); + const auto& dld = device.GetDispatchLoader(); + return dev.createDescriptorUpdateTemplateUnique(template_ci, nullptr, dld); +} + +UniqueShaderModule VKComputePipeline::CreateShaderModule(const std::vector<u32>& code) const { + const vk::ShaderModuleCreateInfo module_ci({}, code.size() * sizeof(u32), code.data()); + const auto dev = device.GetLogical(); + return dev.createShaderModuleUnique(module_ci, nullptr, device.GetDispatchLoader()); +} + +UniquePipeline VKComputePipeline::CreatePipeline() const { + vk::PipelineShaderStageCreateInfo shader_stage_ci({}, vk::ShaderStageFlagBits::eCompute, + *shader_module, "main", nullptr); + vk::PipelineShaderStageRequiredSubgroupSizeCreateInfoEXT subgroup_size_ci; + subgroup_size_ci.requiredSubgroupSize = GuestWarpSize; + if (entries.uses_warps && device.IsGuestWarpSizeSupported(vk::ShaderStageFlagBits::eCompute)) { + shader_stage_ci.pNext = &subgroup_size_ci; + } + + const vk::ComputePipelineCreateInfo create_info({}, shader_stage_ci, *layout, {}, 0); + const auto dev = device.GetLogical(); + return dev.createComputePipelineUnique({}, create_info, nullptr, device.GetDispatchLoader()); +} + +} // namespace Vulkan |