Add distSqTo to CAIVector
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3 changed files with 19 additions and 0 deletions
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@ -155,6 +155,11 @@ inline double CAIVectorMirror::distTo(const CAIPos &dest) const
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return (dest-CAIVector(*this)).norm();
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}
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inline double CAIVectorMirror::distSqTo(const CAIPos &dest) const
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{
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return (dest-CAIVector(*this)).sqrnorm();
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}
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inline double CAIVectorMirror::quickDistTo(const CAIPos &dest) const
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{
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double dx=fabs((dest.x()-x()).asDouble()), dy=fabs((dest.y()-y()).asDouble());
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@ -172,6 +177,11 @@ inline double CAIVectorMirror::distTo(const CAIVector &dest) const
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return (dest-CAIVector(*this)).norm();
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}
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inline double CAIVectorMirror::distSqTo(const CAIVector &dest) const
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{
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return (dest-CAIVector(*this)).sqrnorm();
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}
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inline double CAIVectorMirror::quickDistTo(const CAIVector &dest) const
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{
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double dx=fabs((dest.x()-x()).asDouble()), dy=fabs((dest.y()-y()).asDouble());
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@ -189,6 +199,11 @@ inline double CAIVectorMirror::distTo(const CAIVectorMirror &dest) const
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return (dest-*this).norm();
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}
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inline double CAIVectorMirror::distSqTo(const CAIVectorMirror &dest) const
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{
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return (dest-*this).sqrnorm();
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}
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inline double CAIVectorMirror::quickDistTo(const CAIVectorMirror &dest) const
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{
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double dx=fabs((dest.x()-x()).asDouble()), dy=fabs((dest.y()-y()).asDouble()); return (dx>dy)? (dx+dy/2): (dy+dx/2);
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@ -83,14 +83,17 @@ public: // Methods.
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// a few handy utility methods
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inline CAngle angleTo(const CAIPos &dest) const;
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inline double distTo(const CAIPos &dest) const;
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inline double distSqTo(const CAIPos &dest) const;
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inline double quickDistTo(const CAIPos &dest) const;
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inline CAngle angleTo(const CAIVector &dest) const;
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inline double distTo(const CAIVector &dest) const;
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inline double distSqTo(const CAIVector &dest) const;
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inline double quickDistTo(const CAIVector &dest) const;
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inline CAngle angleTo(const CAIVectorMirror &dest) const;
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inline double distTo(const CAIVectorMirror &dest) const;
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inline double distSqTo(const CAIVectorMirror &dest) const;
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inline double quickDistTo(const CAIVectorMirror &dest) const;
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protected:
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@ -130,6 +130,7 @@ public: // Methods.
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template <class V> CAngle angleTo(const V &v) const { return CAngle(atan2((v.y()-y()).asDouble(),
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(v.x()-x()).asDouble())); }
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template <class V> double distTo(const V &v) const { return (*this-v).norm(); }
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template <class V> double distSqTo(const V &v) const { return (*this-v).sqrnorm(); }
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template <class V> double quickDistTo(const V &v) const { double dx=fabs((v.x()-x()).asDouble()),
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dy=fabs((v.y()-y()).asDouble());
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return (dx>dy)? (dx+dy/2): (dy+dx/2); }
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