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985c397 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | // SPDX-License-Identifier: BSL-1.0
// Geometric Tools, LLC
// Copyright (c) 1998-2010
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 4.10.0 (2009/11/18)
#ifndef WM4BOX2_H
#define WM4BOX2_H
#include "Wm4FoundationLIB.h"
#include "Wm4Vector2.h"
namespace Wm4
{
template <class Real>
class Box2
{
public:
// A box has center C, axis directions U[0] and U[1] (both unit-length
// vectors), and extents e[0] and e[1] (both nonnegative numbers). A
// point X = C+y[0]*U[0]+y[1]*U[1] is inside or on the box whenever
// |y[i]| <= e[i] for all i.
// construction
Box2 (); // uninitialized
Box2 (const Vector2<Real>& rkCenter, const Vector2<Real>* akAxis,
const Real* afExtent);
Box2 (const Vector2<Real>& rkCenter, const Vector2<Real>& rkAxis0,
const Vector2<Real>& rkAxis1, Real fExtent0, Real fExtent1);
void ComputeVertices (Vector2<Real> akVertex[4]) const;
Vector2<Real> Center;
Vector2<Real> Axis[2]; // must be an orthonormal set of vectors
Real Extent[2]; // must be nonnegative
};
#include "Wm4Box2.inl"
typedef Box2<float> Box2f;
typedef Box2<double> Box2d;
}
#endif
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