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MATH: Added length and interpolate helpers for Vector3d

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Paweł Kołodziejski 2021-10-18 07:48:33 +02:00
parent 9778a07def
commit 881b477e83
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1 changed files with 27 additions and 0 deletions
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27
math/vector3d.h
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@ -84,6 +84,33 @@ public:
inline static Angle angle(const Vector3d& v1, const Vector3d& v2) {
return Angle::arcCosine(fminf(fmaxf(dotProduct(v1, v2) / (v1.getMagnitude() * v2.getMagnitude()), -1.0f), 1.0f));
}
/**
* Calculate vector length
* @return The computed length
*/
inline static float length(const Vector3d& v) {
return sqrtf(v.x() * v.x() + v.y() * v.y() + v.z() * v.z());
}
/**
* Calculate vector length
* @return The computed length
*/
float length() {
return sqrtf(x() * x() + y() * y() + z() * z());
}
/**
* Linearly interpolate between two vectors
* @param v1 The first vector
* @param v2 The second vector
* @param a The value to use to interpolate between v1 and v2
* @return The resulting calculation
*/
inline static Vector3d interpolate(const Vector3d& v1, const Vector3d& v2, const float a) {
return Vector3d(v1 * (1.0f - a) + v2 * a);
}
};
} // end of namespace Math