Use vk helpers
Use vk_image, vk_command_buffer and vk_error common helpers. I'm not entirely sure the vk_command_buffer is really helpful right now and whether we should wait before adopting it.
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Use vk_image, vk_command_buffer and vk_error common helpers. I'm not entirely sure the vk_command_buffer is really helpful right now and whether we should wait before adopting it.