Function vkCmdCopyImage
pub unsafe extern "C" fn vkCmdCopyImage(
commandBuffer: *mut VkCommandBuffer_T,
srcImage: *mut VkImage_T,
srcImageLayout: u32,
dstImage: *mut VkImage_T,
dstImageLayout: u32,
regionCount: u32,
pRegions: *const VkImageCopy,
)