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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#pragma once
#include <optional>
#include "common/common_types.h"
#include "video_core/renderer_vulkan/present/frame_gen_pacer.h"
#include "video_core/renderer_vulkan/present/lsfg_chain.h"
#include "video_core/renderer_vulkan/present/lsfg_shaders.h"
#include "video_core/renderer_vulkan/present/fsr3_frame_gen.h"
#include "video_core/vulkan_common/vulkan_memory_allocator.h"
namespace Vulkan {
class Device;
class Scheduler;
struct Frame;
class FrameGen {
public:
explicit FrameGen(MemoryAllocator& memory_allocator, Scheduler& scheduler);
~FrameGen();
void Process(const Device& device, Frame* frame, VkFormat format, VkExtent2D guest_extent);
[[nodiscard]] size_t WantedGenerations(size_t capacity);
[[nodiscard]] size_t GeneratedFrameCount() const;
void GenerateInto(const Device& device, Frame* destination, size_t generation);
private:
void Rebuild(const Device& device, VkExtent2D extent, VkFormat format, f32 flow_scale);
void DumpDebugImages(u64 count);
MemoryAllocator& memory_allocator;
Scheduler& scheduler;
std::optional<LsfgShaders> shaders;
std::optional<LsfgChain> chain;
std::optional<Fsr3FrameGen> fsr3_chain;
FrameGenPacer pacer;
FrameGenPlan plan{};
VkExtent2D peak_guest_extent{};
VkExtent2D built_extent{};
VkFormat built_format{VK_FORMAT_UNDEFINED};
f32 built_flow_scale{};
u64 frame_count{};
u64 last_count{};
size_t last_generations{};
u32 warm_streak{};
bool generated{};
bool unavailable{};
bool dumped{};
};
} // namespace Vulkan
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