glew_sys

Type Alias PFNGLDRAWTRANSFORMFEEDBACKSTREAMINSTANCEDPROC

source 
pub type PFNGLDRAWTRANSFORMFEEDBACKSTREAMINSTANCEDPROC = Option<unsafe extern "C" fn(mode: GLenum, id: GLuint, stream: GLuint, primcount: GLsizei)>;

Aliased Type§

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

Variants§

§1.0.0

None

No value.

§1.0.0

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

Some value of type T.