From 37cb0377ae30e2139f6fa381d04124e51fcccded Mon Sep 17 00:00:00 2001
From: Marshall Mohror <mohror64@gmail.com>
Date: Sat, 16 Oct 2021 20:33:58 -0500
Subject: vulkan: Implement FidelityFX Super Resolution

---
 src/video_core/renderer_vulkan/vk_fsr.h | 54 +++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 src/video_core/renderer_vulkan/vk_fsr.h

(limited to 'src/video_core/renderer_vulkan/vk_fsr.h')

diff --git a/src/video_core/renderer_vulkan/vk_fsr.h b/src/video_core/renderer_vulkan/vk_fsr.h
new file mode 100644
index 000000000..8391e2e58
--- /dev/null
+++ b/src/video_core/renderer_vulkan/vk_fsr.h
@@ -0,0 +1,54 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/math_util.h"
+#include "video_core/vulkan_common/vulkan_memory_allocator.h"
+#include "video_core/vulkan_common/vulkan_wrapper.h"
+
+namespace Vulkan {
+
+class Device;
+class VKScheduler;
+
+class FSR {
+public:
+    explicit FSR(const Device& device, MemoryAllocator& memory_allocator, size_t image_count,
+                 VkExtent2D output_size);
+    VkImageView Draw(VKScheduler& scheduler, size_t image_index, VkImageView image_view,
+                     const Common::Rectangle<int>& crop_rect);
+
+private:
+    void CreateDescriptorPool();
+    void CreateDescriptorSetLayout();
+    void CreateDescriptorSets();
+    void CreateImages();
+    void CreateSampler();
+    void CreateShaders();
+    void CreatePipeline();
+    void CreatePipelineLayout();
+
+    void UpdateDescriptorSet(std::size_t image_index, VkImageView image_view) const;
+
+    const Device& device;
+    MemoryAllocator& memory_allocator;
+    size_t image_count;
+    VkExtent2D output_size;
+
+    vk::DescriptorPool descriptor_pool;
+    vk::DescriptorSetLayout descriptor_set_layout;
+    vk::DescriptorSets descriptor_sets;
+    vk::PipelineLayout pipeline_layout;
+    vk::ShaderModule easu_shader;
+    vk::ShaderModule rcas_shader;
+    vk::Pipeline easu_pipeline;
+    vk::Pipeline rcas_pipeline;
+    vk::Sampler sampler;
+    std::vector<vk::Image> images;
+    std::vector<vk::ImageView> image_views;
+    std::vector<MemoryCommit> buffer_commits;
+};
+
+} // namespace Vulkan
-- 
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