| // 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 "flutter/vulkan/vulkan_command_buffer.h" |
| |
| #include "flutter/vulkan/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 |