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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/vulkan/vulkan_util.h"
#include "gpu/vulkan/vulkan_function_pointers.h"
namespace gpu {
bool SubmitSignalVkSemaphores(VkQueue vk_queue,
const base::span<VkSemaphore>& vk_semaphores,
VkFence vk_fence) {
// Structure specifying a queue submit operation.
VkSubmitInfo submit_info = {VK_STRUCTURE_TYPE_SUBMIT_INFO};
submit_info.signalSemaphoreCount = vk_semaphores.size();
submit_info.pSignalSemaphores = vk_semaphores.data();
const unsigned int submit_count = 1;
return vkQueueSubmit(vk_queue, submit_count, &submit_info, vk_fence) ==
VK_SUCCESS;
}
bool SubmitSignalVkSemaphore(VkQueue vk_queue,
VkSemaphore vk_semaphore,
VkFence vk_fence) {
return SubmitSignalVkSemaphores(
vk_queue, base::span<VkSemaphore>(&vk_semaphore, 1), vk_fence);
}
bool SubmitWaitVkSemaphores(VkQueue vk_queue,
const base::span<VkSemaphore>& vk_semaphores,
VkFence vk_fence) {
DCHECK(!vk_semaphores.empty());
std::vector<VkPipelineStageFlags> semaphore_stages(vk_semaphores.size());
std::fill(semaphore_stages.begin(), semaphore_stages.end(),
VK_PIPELINE_STAGE_ALL_COMMANDS_BIT);
// Structure specifying a queue submit operation.
VkSubmitInfo submit_info = {VK_STRUCTURE_TYPE_SUBMIT_INFO};
submit_info.waitSemaphoreCount = vk_semaphores.size();
submit_info.pWaitSemaphores = vk_semaphores.data();
submit_info.pWaitDstStageMask = semaphore_stages.data();
const unsigned int submit_count = 1;
return vkQueueSubmit(vk_queue, submit_count, &submit_info, vk_fence) ==
VK_SUCCESS;
}
bool SubmitWaitVkSemaphore(VkQueue vk_queue,
VkSemaphore vk_semaphore,
VkFence vk_fence) {
return SubmitWaitVkSemaphores(
vk_queue, base::span<VkSemaphore>(&vk_semaphore, 1), vk_fence);
}
VkSemaphore CreateExternalVkSemaphore(
VkDevice vk_device,
VkExternalSemaphoreHandleTypeFlags handle_types) {
VkExportSemaphoreCreateInfo export_info = {
VK_STRUCTURE_TYPE_EXPORT_SEMAPHORE_CREATE_INFO};
export_info.handleTypes = handle_types;
VkSemaphoreCreateInfo sem_info = {VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
&export_info};
VkSemaphore semaphore = VK_NULL_HANDLE;
VkResult result =
vkCreateSemaphore(vk_device, &sem_info, nullptr, &semaphore);
if (result != VK_SUCCESS) {
DLOG(ERROR) << "Failed to create VkSemaphore: " << result;
return VK_NULL_HANDLE;
}
return semaphore;
}
} // namespace gpu
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