message: Add helper for VkDescriptorImageInfo
diff: @@ -635,6 +635,18 @@ struct DescriptorBufferInfo : public VkDescriptorBufferInfo
  }
  };
  +struct DescriptorImageInfo : public VkDescriptorImageInfo
  +{
  + DescriptorImageInfo(VkImageView imageView,
  + VkImageLayout imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
  + VkSampler sampler = VK_NULL_HANDLE)
  + {
  + this->sampler = sampler;
  + this->imageView = imageView;
  + this->imageLayout = imageLayout;
  + }
  +};
  +
  struct WriteDescriptorSet : public VkWriteDescriptorSet
  {
  WriteDescriptorSet(VkDescriptorSet dstSet, uint32_t dstBinding, uint32_t dstArrayElement,
  