More 'const', so that Rotate(vector) can be called on a const hsQuat&.

MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/CoreLib/hsQuat.cpp

@@ -65,14 +65,14 @@ hsQuat::hsQuat(hsScalar rad, const hsVector3* axis)
 	fZ = axis->fZ*s;
 }
 
-hsQuat hsQuat::Inverse()
+hsQuat hsQuat::Inverse() const
 {
 	hsQuat q2 = Conjugate();
 	hsScalar msInv = 1.0f/q2.MagnitudeSquared();
 	return (q2 * msInv);
 }
 
-hsPoint3 hsQuat::Rotate(const hsScalarTriple* v)
+hsPoint3 hsQuat::Rotate(const hsScalarTriple* v) const
 {
 	hsQuat qInv = Inverse();
 	hsQuat qVec(v->fX, v->fY, v->fZ, 0);

MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/CoreLib/hsQuat.h

@@ -71,7 +71,7 @@ public:
 		{ fX = X; fY = Y; fZ = Z; fW = W; }
 	void GetAngleAxis(hsScalar *rad, hsVector3 *axis) const;
 	void SetAngleAxis(const hsScalar rad, const hsVector3 &axis);
-	hsPoint3 Rotate(const hsScalarTriple* v);
+	hsPoint3 Rotate(const hsScalarTriple* v) const;
 	
 	// Access operators
 	hsScalar& operator[](int i) { return (&fX)[i]; }     
@@ -94,7 +94,7 @@ public:
 	hsScalar MagnitudeSquared();
 	hsQuat Conjugate() const
 		{ return hsQuat(-fX,-fY,-fZ,fW); }
-	hsQuat Inverse();
+	hsQuat Inverse() const;
 	// Binary operators
 	hsQuat operator-(const hsQuat&) const;
 	hsQuat operator+(const hsQuat&) const;