Exemple #1
0
func makeZRotMatrix(angle float32, m *mathgl.Mat4) {
	c := float32(math.Cos(float64(angle) * math.Pi / 180.0))
	s := float32(math.Sin(float64(angle) * math.Pi / 180.0))
	m.Identity()
	m[0] = c
	m[1] = s
	m[4] = -s
	m[5] = c
}