pub type PFNGLGETIMAGEHANDLENVPROC = Option<unsafe extern "C" fn(texture: GLuint, level: GLint, layered: GLboolean, layer: GLint, format: GLenum) -> GLuint64>;Aliased Type§
pub enum PFNGLGETIMAGEHANDLENVPROC {
None,
Some(unsafe extern "C" fn(u32, i32, u8, i32, u32) -> u64),
}