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 "flutter/vulkan/vulkan_image.h"
6
7 #include "flutter/vulkan/vulkan_command_buffer.h"
8 #include "flutter/vulkan/vulkan_proc_table.h"
9
10 namespace vulkan {
11
VulkanImage(VulkanHandle<VkImage> image)12 VulkanImage::VulkanImage(VulkanHandle<VkImage> image)
13 : handle_(std::move(image)),
14 layout_(VK_IMAGE_LAYOUT_UNDEFINED),
15 access_flags_(0),
16 valid_(false) {
17 if (!handle_) {
18 return;
19 }
20
21 valid_ = true;
22 }
23
24 VulkanImage::~VulkanImage() = default;
25
IsValid() const26 bool VulkanImage::IsValid() const {
27 return valid_;
28 }
29
InsertImageMemoryBarrier(const VulkanCommandBuffer & command_buffer,VkPipelineStageFlagBits src_pipline_bits,VkPipelineStageFlagBits dest_pipline_bits,VkAccessFlagBits dest_access_flags,VkImageLayout dest_layout)30 bool VulkanImage::InsertImageMemoryBarrier(
31 const VulkanCommandBuffer& command_buffer,
32 VkPipelineStageFlagBits src_pipline_bits,
33 VkPipelineStageFlagBits dest_pipline_bits,
34 VkAccessFlagBits dest_access_flags,
35 VkImageLayout dest_layout) {
36 const VkImageMemoryBarrier image_memory_barrier = {
37 .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
38 .pNext = nullptr,
39 .srcAccessMask = access_flags_,
40 .dstAccessMask = dest_access_flags,
41 .oldLayout = layout_,
42 .newLayout = dest_layout,
43 .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
44 .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
45 .image = handle_,
46 .subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1},
47 };
48
49 bool success = command_buffer.InsertPipelineBarrier(
50 src_pipline_bits, // src_stage_flags
51 dest_pipline_bits, // dest_stage_flags
52 0, // dependency_flags
53 0, // memory_barrier_count
54 nullptr, // memory_barriers
55 0, // buffer_memory_barrier_count
56 nullptr, // buffer_memory_barriers
57 1, // image_memory_barrier_count
58 &image_memory_barrier // image_memory_barriers
59 );
60
61 if (success) {
62 access_flags_ = dest_access_flags;
63 layout_ = dest_layout;
64 }
65
66 return success;
67 }
68
69 } // namespace vulkan
70