Method: CGLM::Mat3.identity

Defined in:
ext/cglm/rb_cglm_mat3.c

.identity([dest]) ⇒ dest | new Mat3

Sets dest to the identity if provided. If omitted, a new Mat4 is created and set to the identity. dest or the new Mat3 is returned.

Returns:



8
9
10
11
12
13
14
 
# File 'ext/cglm/rb_cglm_mat3.c', line 8

VALUE rb_cglm_mat3_new_identity(int argc, VALUE *argv, VALUE self) {
  VALUE dest;
  rb_scan_args(argc, argv, "01", &dest);
  if (NIL_P(dest)) dest = MAT3_NEW(ALLOC_MAT3);
  glm_mat3_identity(VAL2MAT3(dest));
  return dest;
}