Function vkCmdSetViewport
pub unsafe extern "C" fn vkCmdSetViewport(
commandBuffer: *mut VkCommandBuffer_T,
firstViewport: u32,
viewportCount: u32,
pViewports: *const VkViewport,
)pub unsafe extern "C" fn vkCmdSetViewport(
commandBuffer: *mut VkCommandBuffer_T,
firstViewport: u32,
viewportCount: u32,
pViewports: *const VkViewport,
)