diff options
Diffstat (limited to '')
| -rw-r--r-- | src/video_core/renderer_vulkan/pipeline_helper.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/src/video_core/renderer_vulkan/pipeline_helper.h b/src/video_core/renderer_vulkan/pipeline_helper.h new file mode 100644 index 000000000..0a59aa659 --- /dev/null +++ b/src/video_core/renderer_vulkan/pipeline_helper.h @@ -0,0 +1,162 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <cstddef> + +#include <boost/container/small_vector.hpp> + +#include "common/assert.h" +#include "common/common_types.h" +#include "shader_recompiler/shader_info.h" +#include "video_core/renderer_vulkan/vk_texture_cache.h" +#include "video_core/renderer_vulkan/vk_update_descriptor.h" +#include "video_core/texture_cache/texture_cache.h" +#include "video_core/texture_cache/types.h" +#include "video_core/textures/texture.h" + +namespace Vulkan { + +struct TextureHandle { + explicit TextureHandle(u32 data, bool via_header_index) { + [[likely]] if (via_header_index) { + image = data; + sampler = data; + } else { + const Tegra::Texture::TextureHandle handle{data}; + image = handle.tic_id; + sampler = via_header_index ? image : handle.tsc_id.Value(); + } + } + + u32 image; + u32 sampler; +}; + +struct DescriptorLayoutTuple { + vk::DescriptorSetLayout descriptor_set_layout; + vk::PipelineLayout pipeline_layout; + vk::DescriptorUpdateTemplateKHR descriptor_update_template; +}; + +class DescriptorLayoutBuilder { +public: + DescriptorLayoutTuple Create(const vk::Device& device) { + DescriptorLayoutTuple result; + if (!bindings.empty()) { + result.descriptor_set_layout = device.CreateDescriptorSetLayout({ + .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, + .pNext = nullptr, + .flags = 0, + .bindingCount = static_cast<u32>(bindings.size()), + .pBindings = bindings.data(), + }); + } + result.pipeline_layout = device.CreatePipelineLayout({ + .sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO, + .pNext = nullptr, + .flags = 0, + .setLayoutCount = result.descriptor_set_layout ? 1U : 0U, + .pSetLayouts = bindings.empty() ? nullptr : result.descriptor_set_layout.address(), + .pushConstantRangeCount = 0, + .pPushConstantRanges = nullptr, + }); + if (!entries.empty()) { + result.descriptor_update_template = device.CreateDescriptorUpdateTemplateKHR({ + .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_UPDATE_TEMPLATE_CREATE_INFO_KHR, + .pNext = nullptr, + .flags = 0, + .descriptorUpdateEntryCount = static_cast<u32>(entries.size()), + .pDescriptorUpdateEntries = entries.data(), + .templateType = VK_DESCRIPTOR_UPDATE_TEMPLATE_TYPE_DESCRIPTOR_SET_KHR, + .descriptorSetLayout = *result.descriptor_set_layout, + .pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS, + .pipelineLayout = *result.pipeline_layout, + .set = 0, + }); + } + return result; + } + + void Add(const Shader::Info& info, VkShaderStageFlags stage) { + for ([[maybe_unused]] const auto& desc : info.constant_buffer_descriptors) { + Add(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, stage); + } + for ([[maybe_unused]] const auto& desc : info.storage_buffers_descriptors) { + Add(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, stage); + } + for ([[maybe_unused]] const auto& desc : info.texture_descriptors) { + Add(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, stage); + } + } + +private: + void Add(VkDescriptorType type, VkShaderStageFlags stage) { + bindings.push_back({ + .binding = binding, + .descriptorType = type, + .descriptorCount = 1, + .stageFlags = stage, + .pImmutableSamplers = nullptr, + }); + entries.push_back(VkDescriptorUpdateTemplateEntryKHR{ + .dstBinding = binding, + .dstArrayElement = 0, + .descriptorCount = 1, + .descriptorType = type, + .offset = offset, + .stride = sizeof(DescriptorUpdateEntry), + }); + ++binding; + offset += sizeof(DescriptorUpdateEntry); + } + + boost::container::small_vector<VkDescriptorSetLayoutBinding, 32> bindings; + boost::container::small_vector<VkDescriptorUpdateTemplateEntryKHR, 32> entries; + u32 binding{}; + size_t offset{}; +}; + +inline VideoCommon::ImageViewType CastType(Shader::TextureType type) { + switch (type) { + case Shader::TextureType::Color1D: + case Shader::TextureType::Shadow1D: + return VideoCommon::ImageViewType::e1D; + case Shader::TextureType::ColorArray1D: + case Shader::TextureType::ShadowArray1D: + return VideoCommon::ImageViewType::e1DArray; + case Shader::TextureType::Color2D: + case Shader::TextureType::Shadow2D: + return VideoCommon::ImageViewType::e2D; + case Shader::TextureType::ColorArray2D: + case Shader::TextureType::ShadowArray2D: + return VideoCommon::ImageViewType::e2DArray; + case Shader::TextureType::Color3D: + case Shader::TextureType::Shadow3D: + return VideoCommon::ImageViewType::e3D; + case Shader::TextureType::ColorCube: + case Shader::TextureType::ShadowCube: + return VideoCommon::ImageViewType::Cube; + case Shader::TextureType::ColorArrayCube: + case Shader::TextureType::ShadowArrayCube: + return VideoCommon::ImageViewType::CubeArray; + } + UNREACHABLE_MSG("Invalid texture type {}", type); + return {}; +} + +inline void PushImageDescriptors(const Shader::Info& info, const VkSampler* samplers, + const ImageId* image_view_ids, TextureCache& texture_cache, + VKUpdateDescriptorQueue& update_descriptor_queue, size_t& index) { + for (const auto& desc : info.texture_descriptors) { + const VkSampler sampler{samplers[index]}; + ImageView& image_view{texture_cache.GetImageView(image_view_ids[index])}; + const VkImageView vk_image_view{image_view.Handle(CastType(desc.type))}; + update_descriptor_queue.AddSampledImage(vk_image_view, sampler); + ++index; + } +} + +} // namespace Vulkan |