chore: import upstream snapshot with attribution

2026-07-13 13:33:03 +08:00
commit 5b57521aa1
8226 changed files with 3425766 additions and 0 deletions
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+//
+//  VulkanFence.cpp
+//  MNN
+//
+//  Created by MNN on 2019/01/31.
+//  Copyright © 2018, Alibaba Group Holding Limited
+//
+
+#include "backend/vulkan/component/VulkanFence.hpp"
+#if VK_FENCE_WAIT_FD_IF_SUPPORT
+#include <errno.h>
+#include <poll.h>
+#include <string.h>
+#include <MNN/MNNDefine.h>
+#endif
+
+namespace MNN {
+VulkanFence::VulkanFence(const VulkanDevice& dev) : mDevice(dev) {
+    CALL_VK(mDevice.createFence(mFence));
+}
+VulkanFence::~VulkanFence() {
+    mDevice.destroyFence(mFence);
+}
+
+VkResult VulkanFence::rawWait() const {
+    auto status = VK_TIMEOUT;
+    do {
+        status = mDevice.waitForFence(mFence, 5000000000);
+    } while (status == VK_TIMEOUT);
+    return status;
+}
+
+VkResult VulkanFence::wait() const {
+    return rawWait();
+}
+VkResult VulkanFence::reset() const {
+    return mDevice.resetFence(mFence);
+}
+} // namespace MNN