Cleanup

Author: karnkaul

guide/src/memory/command_block.md

@@ -9,7 +9,7 @@ The second step requires a command buffer and queue submission (_and_ waiting fo
 
 ```cpp
 class CommandBlock {
-  public:
+ public:
   explicit CommandBlock(vk::Device device, vk::Queue queue,
                         vk::CommandPool command_pool);
 
@@ -19,7 +19,7 @@ class CommandBlock {
 
   void submit_and_wait();
 
-  private:
+ private:
   vk::Device m_device{};
   vk::Queue m_queue{};
   vk::UniqueCommandBuffer m_command_buffer{};

guide/src/memory/images.md

@@ -149,6 +149,7 @@ auto vma::create_sampled_image(ImageCreateInfo const& create_info,
   dependency_info.setImageMemoryBarriers(barrier);
   command_block.command_buffer().pipelineBarrier2(dependency_info);
 
+  // record buffer image copy.
   auto buffer_image_copy = vk::BufferImageCopy2{};
   auto subresource_layers = vk::ImageSubresourceLayers{};
   subresource_layers.setAspectMask(vk::ImageAspectFlagBits::eColor)
@@ -179,3 +180,5 @@ auto vma::create_sampled_image(ImageCreateInfo const& create_info,
   return ret;
 }
 ```
+
+Before such images can be used as textures, we need to set up Descriptor Set infrastructure.

src/vma.cpp

@@ -226,6 +226,7 @@ auto vma::create_sampled_image(ImageCreateInfo const& create_info,
 	dependency_info.setImageMemoryBarriers(barrier);
 	command_block.command_buffer().pipelineBarrier2(dependency_info);
 
+	// record buffer image copy.
 	auto buffer_image_copy = vk::BufferImageCopy2{};
 	auto subresource_layers = vk::ImageSubresourceLayers{};
 	subresource_layers.setAspectMask(vk::ImageAspectFlagBits::eColor)