Type Alias PFNGLSAMPLERPARAMETERIPROC 

pub type PFNGLSAMPLERPARAMETERIPROC = Option<unsafe extern "C" fn(sampler: GLuint, pname: GLenum, param: GLint)>;

Aliased Type

pub enum PFNGLSAMPLERPARAMETERIPROC {
    None,
    Some(unsafe extern "C" fn(u32, u32, i32)),
}

Variants

None

No value.

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

Some value of type T.