| // 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_image.h" |
| |
| #include "flutter/vulkan/vulkan_command_buffer.h" |
| #include "flutter/vulkan/vulkan_proc_table.h" |
| |
| namespace vulkan { |
| |
| VulkanImage::VulkanImage(VulkanHandle<VkImage> image) |
| : handle_(std::move(image)), |
| layout_(VK_IMAGE_LAYOUT_UNDEFINED), |
| access_flags_(0), |
| valid_(false) { |
| if (!handle_) { |
| return; |
| } |
| |
| valid_ = true; |
| } |
| |
| VulkanImage::~VulkanImage() = default; |
| |
| bool VulkanImage::IsValid() const { |
| return valid_; |
| } |
| |
| bool VulkanImage::InsertImageMemoryBarrier( |
| const VulkanCommandBuffer& command_buffer, |
| VkPipelineStageFlagBits src_pipline_bits, |
| VkPipelineStageFlagBits dest_pipline_bits, |
| VkAccessFlagBits dest_access_flags, |
| VkImageLayout dest_layout) { |
| const VkImageMemoryBarrier image_memory_barrier = { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, |
| .pNext = nullptr, |
| .srcAccessMask = access_flags_, |
| .dstAccessMask = dest_access_flags, |
| .oldLayout = layout_, |
| .newLayout = dest_layout, |
| .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED, |
| .image = handle_, |
| .subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1}, |
| }; |
| |
| bool success = command_buffer.InsertPipelineBarrier( |
| src_pipline_bits, // src_stage_flags |
| dest_pipline_bits, // dest_stage_flags |
| 0, // dependency_flags |
| 0, // memory_barrier_count |
| nullptr, // memory_barriers |
| 0, // buffer_memory_barrier_count |
| nullptr, // buffer_memory_barriers |
| 1, // image_memory_barrier_count |
| &image_memory_barrier // image_memory_barriers |
| ); |
| |
| if (success) { |
| access_flags_ = dest_access_flags; |
| layout_ = dest_layout; |
| } |
| |
| return success; |
| } |
| |
| } // namespace vulkan |
