You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
"""
|
|
All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
|
|
its licensors.
|
|
|
|
For complete copyright and license terms please see the LICENSE at the root of this
|
|
distribution (the "License"). All use of this software is governed by the License,
|
|
or, if provided, by the license below or the license accompanying this file. Do not
|
|
remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
"""
|
|
|
|
# setup path
|
|
import azlmbr.object
|
|
import azlmbr.math as math
|
|
|
|
# returns a Vector3 of cartesian coordinates from spherical coordinates
|
|
# phi and theta are in degrees
|
|
def spherical_to_cartesian(phi, theta, dist=1.0):
|
|
phi = math.Math_DegToRad(phi)
|
|
theta = math.Math_DegToRad(theta)
|
|
|
|
x = float(dist) * float(math.Math_Sin(phi)) * float(math.Math_Cos(theta))
|
|
y = float(dist) * float(math.Math_Sin(phi)) * float(math.Math_Sin(theta))
|
|
z = float(dist) * float(math.Math_Cos(phi))
|
|
|
|
return math.Vector3(x, y, z)
|
|
|
|
|
|
# converts two Cartesian points into their midpoint, normalized into a vector of size r
|
|
def normalize_midpoint(pos1, pos2, r=1.0):
|
|
pos = pos1.Add(pos2).MultiplyFloat(0.5)
|
|
pos.Normalize()
|
|
|
|
return pos.MultiplyFloat(r)
|
|
|