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Torque/SDK/lib/maxsdk40/ipoint2.h

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+/**********************************************************************
+ *<
+	FILE: ipoint2.h
+
+	DESCRIPTION: Class definintion for IPoint2: Integer 2D point.
+
+	CREATED BY: Dan Silva
+
+	HISTORY:
+
+ *>	Copyright (c) 1994, All Rights Reserved.
+ **********************************************************************/
+
+#ifndef __IPOINT2__ 
+
+#define __IPOINT2__
+
+class ostream;
+
+class IPoint2 {
+public:
+	int x,y;
+
+	// Constructors
+	IPoint2(){}
+	IPoint2(int X, int Y)  { x = X; y = Y;  }
+	IPoint2(const IPoint2& a) { x = a.x; y = a.y; } 
+	IPoint2(int af[2]) { x = af[0]; y = af[1]; }
+
+	// Access operators
+	int& operator[](int i) { return (&x)[i]; }     
+	const int& operator[](int i) const { return (&x)[i]; }  
+
+ 	// Conversion function
+	operator int*() { return(&x); }
+	 
+	// Unary operators
+	IPoint2 operator-() const { return(IPoint2(-x,-y)); } 
+	IPoint2 operator+() const { return *this; } 
+
+	// Assignment operators
+	IPoint2& operator-=(const IPoint2&);
+	IPoint2& operator+=(const IPoint2&);
+	DllExport IPoint2& operator*=(int);
+	DllExport IPoint2& operator/=(int);
+
+	// Binary operators
+	DllExport IPoint2 operator-(const IPoint2&) const;
+	DllExport IPoint2 operator+(const IPoint2&) const;
+	DllExport int DotProd(const IPoint2&) const;    // DOT PRODUCT
+	DllExport int operator*(const IPoint2&) const;    // DOT PRODUCT
+
+	// Relational operators
+	int operator==(const IPoint2& p) const { return (x == p.x && y == p.y); }
+	int operator!=(const IPoint2& p) const { return (x != p.x || y != p.y); }
+	};
+
+int DllExport Length(const IPoint2&); 
+IPoint2 DllExport Normalize(const IPoint2&); // Return a unit vector.
+IPoint2 DllExport operator*(int, const IPoint2&);	// multiply by scalar
+IPoint2 DllExport operator*(const IPoint2&, int);	// multiply by scalar
+IPoint2 DllExport operator/(const IPoint2&, int);	// divide by scalar
+
+ostream DllExport &operator<<(ostream&, const IPoint2&); 
+
+// Inlines:
+
+inline int MaxComponent(const IPoint2& p) { return(p.x>p.y?0:1); }
+inline int MinComponent(const IPoint2& p) { return(p.x<p.y?0:1); }
+
+inline int Length(const IPoint2& v) {	
+	return (int)sqrt((double)(v.x*v.x+v.y*v.y));
+	}
+
+inline IPoint2& IPoint2::operator-=(const IPoint2& a) {	
+	x -= a.x;	y -= a.y;  
+	return *this;
+	}
+
+inline IPoint2& IPoint2::operator+=(const IPoint2& a) {
+	x += a.x;	y += a.y;  
+	return *this;
+	}
+
+inline IPoint2& IPoint2::operator*=(int f) {
+	x *= f;   y *= f;	
+	return *this;
+	}
+
+inline IPoint2& IPoint2::operator/=(int f) { 
+	x /= f;	y /= f;		
+	return *this; 
+	}
+
+inline IPoint2 IPoint2::operator-(const IPoint2& b) const{
+	return(IPoint2(x-b.x,y-b.y));
+	}
+
+inline IPoint2 IPoint2::operator+(const IPoint2& b) const {
+	return(IPoint2(x+b.x,y+b.y));
+	}
+
+inline int IPoint2::DotProd(const IPoint2& b) const{
+	return(x*b.x+y*b.y);
+	}
+
+inline int IPoint2::operator*(const IPoint2& b)const {
+	return(x*b.x+y*b.y);
+	}
+
+inline IPoint2 operator*(int f, const IPoint2& a) {
+	return(IPoint2(a.x*f, a.y*f));
+	}
+
+inline IPoint2 operator*(const IPoint2& a, int f) {
+	return(IPoint2(a.x*f, a.y*f));
+	}
+
+inline IPoint2 operator/(const IPoint2& a, int f) {
+	return(IPoint2(a.x/f, a.y/f));
+	}
+
+#endif
+