Differential D1951 Diff 8453 ps/trunk/source/maths/Vector3D.cpp

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ps/trunk/source/maths/Vector3D.cpp

/* Copyright (C) 2010 Wildfire Games.		/* Copyright (C) 2019 Wildfire Games.
* This file is part of 0 A.D.		* This file is part of 0 A.D.
*		*
* 0 A.D. is free software: you can redistribute it and/or modify		* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by		* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or		* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.		* (at your option) any later version.
*		*
* 0 A.D. is distributed in the hope that it will be useful,		* 0 A.D. is distributed in the hope that it will be useful,
Show All 9 Lines
* Provides an interface for a vector in R3 and allows vector and		* Provides an interface for a vector in R3 and allows vector and
* scalar operations on it		* scalar operations on it
*/		*/

#include "precompiled.h"		#include "precompiled.h"

#include "Vector3D.h"		#include "Vector3D.h"

#include <math.h>
#include <float.h>
#include "MathUtil.h"		#include "MathUtil.h"
#include "FixedVector3D.h"		#include "FixedVector3D.h"

		#include <cmath>
		#include <limits>

CVector3D::CVector3D(const CFixedVector3D& v) :		CVector3D::CVector3D(const CFixedVector3D& v) :
X(v.X.ToFloat()), Y(v.Y.ToFloat()), Z(v.Z.ToFloat())		X(v.X.ToFloat()), Y(v.Y.ToFloat()), Z(v.Z.ToFloat())
{		{
}		}

		// static
		CVector3D CVector3D::Max()
		{
		const float max_float = std::numeric_limits<float>::max();
		return CVector3D(max_float, max_float, max_float);
		}

		// static
		CVector3D CVector3D::Min()
		{
		const float max_float = std::numeric_limits<float>::max();
		return CVector3D(-max_float, -max_float, -max_float);
		}

int CVector3D::operator ! () const		int CVector3D::operator ! () const
{		{
if (X != 0.0f \|\|		if (X != 0.0f \|\|
Y != 0.0f \|\|		Y != 0.0f \|\|
Z != 0.0f)		Z != 0.0f)

return 0;		return 0;

Show All 26 Lines	CVector3D CVector3D::Normalized () const
return CVector3D(X * scale, Y * scale, Z * scale);		return CVector3D(X * scale, Y * scale, Z * scale);
}		}


//-----------------------------------------------------------------------------		//-----------------------------------------------------------------------------

float MaxComponent(const CVector3D& v)		float MaxComponent(const CVector3D& v)
{		{
float max = -FLT_MAX;		return std::max({v.X, v.Y, v.Z});
for(int i = 0; i < 3; i++)
max = std::max(max, v[i]);
return max;
}		}