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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <optional>
#include <span>
#include <utility>
#include "common/common_types.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/renderer_vulkan/vk_descriptor_pool.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
class Device;
class StagingBufferPool;
class VKScheduler;
class VKUpdateDescriptorQueue;
class VKComputePass {
public:
explicit VKComputePass(const Device& device, VKDescriptorPool& descriptor_pool,
vk::Span<VkDescriptorSetLayoutBinding> bindings,
vk::Span<VkDescriptorUpdateTemplateEntryKHR> templates,
vk::Span<VkPushConstantRange> push_constants, std::span<const u32> code);
~VKComputePass();
protected:
VkDescriptorSet CommitDescriptorSet(VKUpdateDescriptorQueue& update_descriptor_queue);
vk::DescriptorUpdateTemplateKHR descriptor_template;
vk::PipelineLayout layout;
vk::Pipeline pipeline;
private:
vk::DescriptorSetLayout descriptor_set_layout;
std::optional<DescriptorAllocator> descriptor_allocator;
vk::ShaderModule module;
};
class Uint8Pass final : public VKComputePass {
public:
explicit Uint8Pass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_);
~Uint8Pass();
/// Assemble uint8 indices into an uint16 index buffer
/// Returns a pair with the staging buffer, and the offset where the assembled data is
std::pair<VkBuffer, u32> Assemble(u32 num_vertices, VkBuffer src_buffer, u32 src_offset);
private:
VKScheduler& scheduler;
StagingBufferPool& staging_buffer_pool;
VKUpdateDescriptorQueue& update_descriptor_queue;
};
class QuadIndexedPass final : public VKComputePass {
public:
explicit QuadIndexedPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_,
StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_);
~QuadIndexedPass();
std::pair<VkBuffer, u32> Assemble(Tegra::Engines::Maxwell3D::Regs::IndexFormat index_format,
u32 num_vertices, u32 base_vertex, VkBuffer src_buffer,
u32 src_offset);
private:
VKScheduler& scheduler;
StagingBufferPool& staging_buffer_pool;
VKUpdateDescriptorQueue& update_descriptor_queue;
};
} // namespace Vulkan
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