C++ API Reference
squareScaleManipContext/manipulatorMath.h
//-
// ==========================================================================
// Copyright 1995,2006,2008 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk
// license agreement provided at the time of installation or download,
// or which otherwise accompanies this software in either electronic
// or hard copy form.
// ==========================================================================
//+
//
// Utillity classes
//
class planeMath
{
public:
planeMath();
bool setPlane( const MPoint& pointOnPlane, const MVector& normalToPlane );
bool intersect( const MPoint& linePoint, const MVector& lineDirection, MPoint& intersectPoint );
double a,b,c,d;
};
class lineMath
{
public:
lineMath();
bool setLine( const MPoint& linePoint, const MVector& lineDirection );
bool closestPoint( const MPoint& toPoint, MPoint& closest );
MPoint point;
MVector direction;
};
//
// Utility methods
//
inline double minOfThree( double a, double b, double c )
{
if ( a < b && a < c )
return a;
if ( b < a && b < c )
return b;
return c;
}
inline double maxOfThree( double a, double b, double c )
{
if ( a > b && a > c )
return a;
if ( b > a && b > c )
return b;
return c;
}
//
// Utility class
//
class DegreeRadianConverter
{
public:
double degreesToRadians( double degrees );
double radiansToDegrees( double radians );
};