Function PointCone

Rendering/Core/Testing/Python/SurfacePickerWithTexture.py:102–107

(actor, n)

# A function to point an actor along a vector n = (nx,ny.nz)
def PointCone(actor, n):
    if n[0] < 0.0:
        actor.RotateWXYZ(180, 0, 1, 0)
        actor.RotateWXYZ(180, (n[0] - 1.0) * 0.5, n[1] * 0.5, n[2] * 0.5)
    else:
        actor.RotateWXYZ(180, (n[0] + 1.0) * 0.5, n[1] * 0.5, n[2] * 0.5)

# Pick the actor
picker.Pick(104, 154, 0, ren)