//void glVertex4dv (const float64 *v) func Vertex4dv(v []float64) { if len(v) != 4 { panic(ErrorInputSize) } C.glVertex4dv((*C.GLdouble)(&v[0])) }
//void glVertex4dv (const float64 *v) func Vertex4dv(v *[4]float64) { C.glVertex4dv((*C.GLdouble)(&v[0])) }