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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <variant>
#include <boost/container/static_vector.hpp>
#include "common/assert.h"
#include "common/logging.h"
#include "video_core/renderer_vulkan/vk_scheduler.h"
#include "video_core/renderer_vulkan/vk_update_descriptor.h"
#include "video_core/vulkan_common/vulkan_device.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
UpdateDescriptorQueue::UpdateDescriptorQueue(const Device& device_, size_t frame_payload_size_,
bool supports_descriptor_buffer_)
: device{device_}, frame_payload_size{frame_payload_size_},
supports_descriptor_buffer{supports_descriptor_buffer_},
payload(std::make_unique_for_overwrite<DescriptorUpdateEntry[]>(frame_payload_size_ * FRAMES_IN_FLIGHT))
{
payload_start = payload.get();
payload_cursor = payload.get();
}
UpdateDescriptorQueue::~UpdateDescriptorQueue() = default;
void UpdateDescriptorQueue::TickFrame() {
if (++frame_index >= FRAMES_IN_FLIGHT) {
frame_index = 0;
}
payload_start = payload.get() + frame_index * frame_payload_size;
payload_cursor = payload_start;
}
void UpdateDescriptorQueue::Acquire(Scheduler& scheduler, size_t required_entries,
bool use_descriptor_buffer_) {
use_descriptor_buffer = supports_descriptor_buffer && use_descriptor_buffer_;
static constexpr size_t DEFAULT_REQUIRED_ENTRIES = 0x400;
const size_t reserve = required_entries > 0 ? required_entries : DEFAULT_REQUIRED_ENTRIES;
ASSERT_MSG(reserve < frame_payload_size, "Descriptor reservation {} >= frame capacity {}",
reserve, frame_payload_size);
const size_t used = static_cast<size_t>(std::distance(payload_start, payload_cursor));
if (used + reserve >= frame_payload_size) {
LOG_WARNING(Render_Vulkan, "Payload overflow (used={}, reserve={}, capacity={})",
used, reserve, frame_payload_size);
scheduler.WaitWorker();
payload_cursor = payload_start;
}
upload_start = payload_cursor;
}
} // namespace Vulkan
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