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- added some utilities to the Plane class that will be needed soon.

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This commit is contained in:
Christoph Oelckers 2021-12-13 18:09:26 +01:00
parent 411e3e6f9c
commit b3873be514
1 changed files with 8 additions and 1 deletions
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9
source/common/utility/vectors.h
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@ -1651,6 +1651,12 @@ public:
m_d = d;
}
void Init(const FVector3& p1, const FVector3& p2, const FVector3& p3)
{
m_normal = ((p2 - p1) ^ (p3 - p1)).Unit();
m_d = -(p3 |m_normal);
}
// same for a play-vector. Note that y and z are inversed.
void Set(DVector3 normal, double d)
{
@ -1671,7 +1677,7 @@ public:
return DistToPoint(x, y, z) < 0.f;
}
bool PointOnSide(FVector3 &v) { return PointOnSide(v.X, v.Y, v.Z); }
bool PointOnSide(const FVector3 &v) { return PointOnSide(v.X, v.Y, v.Z); }
float A() { return m_normal.X; }
float B() { return m_normal.Y; }
@ -1684,4 +1690,5 @@ protected:
float m_d;
};
#endif