1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
2 | // Use of this source code is governed by a BSD-style license that can be |
3 | // found in the LICENSE file. |
4 | |
5 | #include "vulkan_command_buffer.h" |
6 | |
7 | #include "vulkan_proc_table.h" |
8 | |
9 | namespace vulkan { |
10 | |
11 | VulkanCommandBuffer::VulkanCommandBuffer( |
12 | const VulkanProcTable& p_vk, |
13 | const VulkanHandle<VkDevice>& device, |
14 | const VulkanHandle<VkCommandPool>& pool) |
15 | : vk(p_vk), device_(device), pool_(pool), valid_(false) { |
16 | const VkCommandBufferAllocateInfo allocate_info = { |
17 | .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO, |
18 | .pNext = nullptr, |
19 | .commandPool = pool_, |
20 | .level = VK_COMMAND_BUFFER_LEVEL_PRIMARY, |
21 | .commandBufferCount = 1, |
22 | }; |
23 | |
24 | VkCommandBuffer buffer = VK_NULL_HANDLE; |
25 | |
26 | if (VK_CALL_LOG_ERROR(vk.AllocateCommandBuffers(device_, &allocate_info, |
27 | &buffer)) != VK_SUCCESS) { |
28 | FML_DLOG(INFO) << "Could not allocate command buffers." ; |
29 | return; |
30 | } |
31 | |
32 | auto buffer_collect = [this](VkCommandBuffer buffer) { |
33 | vk.FreeCommandBuffers(device_, pool_, 1, &buffer); |
34 | }; |
35 | |
36 | handle_ = {buffer, buffer_collect}; |
37 | |
38 | valid_ = true; |
39 | } |
40 | |
41 | VulkanCommandBuffer::~VulkanCommandBuffer() = default; |
42 | |
43 | bool VulkanCommandBuffer::IsValid() const { |
44 | return valid_; |
45 | } |
46 | |
47 | VkCommandBuffer VulkanCommandBuffer::Handle() const { |
48 | return handle_; |
49 | } |
50 | |
51 | bool VulkanCommandBuffer::Begin() const { |
52 | const VkCommandBufferBeginInfo info{ |
53 | .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, |
54 | .pNext = nullptr, |
55 | .flags = 0, |
56 | .pInheritanceInfo = nullptr, |
57 | }; |
58 | |
59 | return VK_CALL_LOG_ERROR(vk.BeginCommandBuffer(handle_, &info)) == VK_SUCCESS; |
60 | } |
61 | |
62 | bool VulkanCommandBuffer::End() const { |
63 | return VK_CALL_LOG_ERROR(vk.EndCommandBuffer(handle_)) == VK_SUCCESS; |
64 | } |
65 | |
66 | bool VulkanCommandBuffer::InsertPipelineBarrier( |
67 | VkPipelineStageFlagBits src_stage_flags, |
68 | VkPipelineStageFlagBits dest_stage_flags, |
69 | uint32_t /* mask of VkDependencyFlagBits */ dependency_flags, |
70 | uint32_t memory_barrier_count, |
71 | const VkMemoryBarrier* memory_barriers, |
72 | uint32_t buffer_memory_barrier_count, |
73 | const VkBufferMemoryBarrier* buffer_memory_barriers, |
74 | uint32_t image_memory_barrier_count, |
75 | const VkImageMemoryBarrier* image_memory_barriers) const { |
76 | vk.CmdPipelineBarrier(handle_, src_stage_flags, dest_stage_flags, |
77 | dependency_flags, memory_barrier_count, memory_barriers, |
78 | buffer_memory_barrier_count, buffer_memory_barriers, |
79 | image_memory_barrier_count, image_memory_barriers); |
80 | return true; |
81 | } |
82 | |
83 | } // namespace vulkan |
84 | |