Type Alias PFNGLCOPYTEXTURELEVELSAPPLEPROC

pub type PFNGLCOPYTEXTURELEVELSAPPLEPROC = Option<unsafe extern "C" fn(destinationTexture: GLuint, sourceTexture: GLuint, sourceBaseLevel: GLint, sourceLevelCount: GLsizei)>;

Aliased Type

enum PFNGLCOPYTEXTURELEVELSAPPLEPROC {
    None,
    Some(unsafe extern "C" fn(_: u32, _: u32, _: i32, _: i32)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: u32, _: u32, _: i32, _: i32))

Some value of type T.