Function grafix_toolbox::GL::glTextureSubImage2D

pub unsafe fn glTextureSubImage2D(
    _typ: GLenum, 
    tex: u32, 
    lvl: i32, 
    x: i32, 
    y: i32, 
    w: i32, 
    h: i32, 
    fmt: GLenum, 
    t: GLenum, 
    data: *const GLvoid
)