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// Copyright 2013 The Flutter 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 "vulkan_command_buffer.h"
#include "vulkan_proc_table.h"
namespace vulkan {
VulkanCommandBuffer::VulkanCommandBuffer(
const VulkanProcTable& p_vk,
const VulkanHandle<VkDevice>& device,
const VulkanHandle<VkCommandPool>& pool)
: vk(p_vk), device_(device), pool_(pool), valid_(false) {
const VkCommandBufferAllocateInfo allocate_info = {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.pNext = nullptr,
.commandPool = pool_,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
.commandBufferCount = 1,
};
VkCommandBuffer buffer = VK_NULL_HANDLE;
if (VK_CALL_LOG_ERROR(vk.AllocateCommandBuffers(device_, &allocate_info,
&buffer)) != VK_SUCCESS) {
FML_DLOG(INFO) << "Could not allocate command buffers.";
return;
}
auto buffer_collect = [this](VkCommandBuffer buffer) {
vk.FreeCommandBuffers(device_, pool_, 1, &buffer);
};
handle_ = {buffer, buffer_collect};
valid_ = true;
}
VulkanCommandBuffer::~VulkanCommandBuffer() = default;
bool VulkanCommandBuffer::IsValid() const {
return valid_;
}
VkCommandBuffer VulkanCommandBuffer::Handle() const {
return handle_;
}
bool VulkanCommandBuffer::Begin() const {
const VkCommandBufferBeginInfo info{
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.pNext = nullptr,
.flags = 0,
.pInheritanceInfo = nullptr,
};
return VK_CALL_LOG_ERROR(vk.BeginCommandBuffer(handle_, &info)) == VK_SUCCESS;
}
bool VulkanCommandBuffer::End() const {
return VK_CALL_LOG_ERROR(vk.EndCommandBuffer(handle_)) == VK_SUCCESS;
}
bool VulkanCommandBuffer::InsertPipelineBarrier(
VkPipelineStageFlagBits src_stage_flags,
VkPipelineStageFlagBits dest_stage_flags,
uint32_t /* mask of VkDependencyFlagBits */ dependency_flags,
uint32_t memory_barrier_count,
const VkMemoryBarrier* memory_barriers,
uint32_t buffer_memory_barrier_count,
const VkBufferMemoryBarrier* buffer_memory_barriers,
uint32_t image_memory_barrier_count,
const VkImageMemoryBarrier* image_memory_barriers) const {
vk.CmdPipelineBarrier(handle_, src_stage_flags, dest_stage_flags,
dependency_flags, memory_barrier_count, memory_barriers,
buffer_memory_barrier_count, buffer_memory_barriers,
image_memory_barrier_count, image_memory_barriers);
return true;
}
} // namespace vulkan