Use buffers as  copy sources for texutre loading functions (Fixes #140)
Use buffers as  copy sources for texutre loading functions (Fixes #140)

SaschaWillems/Vulkan,ming4883/Vulkan,grim210/Vulkan,jpbruyere/Vulkan,ming4883/Vulkan,SaschaWillems/Vulkan,SaschaWillems/Vulkan,jpbruyere/Vulkan,jherico/Vulkan,ming4883/Vulkan,jherico/Vulkan,martty/Vulkan,SaschaWillems/Vulkan,dreadwords/Vulkan,SaschaWillems/Vulkan,grim210/Vulkan