//Transform:RotateY in degrees not radians
public void RotateY(float angle)
{
float x1 = Vertex1[0];
float z1 = Vertex1[2];
float x2 = Vertex2[0];
float z2 = Vertex2[2];
float x3 = Vertex3[0];
float z3 = Vertex3[2];
MathTrigonometry.RotateY(angle, ref x1, ref z1);
MathTrigonometry.RotateY(angle, ref x2, ref z2);
MathTrigonometry.RotateY(angle, ref x3, ref z3);
CalcNormal();
Vertex1[0] = x1; Vertex1[2] = z1;
Vertex2[0] = x2; Vertex2[2] = z2;
Vertex3[0] = x3; Vertex3[2] = z3;
}
public static void RotateY(float angle, ref float x, ref float z)
{
MathTrigonometry.RotateY(angle, ref x, ref z);
}