path: root/tests/bullet/Extras/ConvexDecomposition/cd_vector.h

#ifndef CD_VECTOR_H

#define CD_VECTOR_H

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		INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// http://codesuppository.blogspot.com
//
// mailto: jratcliff@infiniplex.net
//
// http://www.amillionpixels.us
//


#pragma warning(disable:4786)

#include <math.h>
#include <float.h>
#include <vector>

namespace ConvexDecomposition
{


const float DEG_TO_RAD = ((2.0f * 3.14152654f) / 360.0f);
const float RAD_TO_DEG = (360.0f / (2.0f * 3.141592654f));

class Vector3d
{
public:
	Vector3d(void) { };  // null constructor, does not inialize point.

	Vector3d(const Vector3d &a) // constructor copies existing vector.
	{
		x = a.x;
		y = a.y;
		z = a.z;
	};

	Vector3d(float a,float b,float c) // construct with initial point.
	{
		x = a;
		y = b;
		z = c;
	};

	Vector3d(const float *t)
	{
		x = t[0];
		y = t[1];
		z = t[2];
	};

	Vector3d(const int *t)
	{
		x = t[0];
		y = t[1];
		z = t[2];
	};

	bool operator==(const Vector3d &a) const
	{
		return( a.x == x && a.y == y && a.z == z );
	};

	bool operator!=(const Vector3d &a) const
	{
		return( a.x != x || a.y != y || a.z != z );
	};

// Operators
		Vector3d& operator = (const Vector3d& A)          // ASSIGNMENT (=)
			{ x=A.x; y=A.y; z=A.z;
				return(*this);  };

		Vector3d operator + (const Vector3d& A) const     // ADDITION (+)
			{ Vector3d Sum(x+A.x, y+A.y, z+A.z);
				return(Sum); };

		Vector3d operator - (const Vector3d& A) const     // SUBTRACTION (-)
			{ Vector3d Diff(x-A.x, y-A.y, z-A.z);
				return(Diff); };

		Vector3d operator * (const float s) const       // MULTIPLY BY SCALAR (*)
			{ Vector3d Scaled(x*s, y*s, z*s);
				return(