| // SPDX-License-Identifier: LGPL-2.1-or-later | |
| // Wild Magic Source Code | |
| // David Eberly | |
| // http://www.geometrictools.com | |
| // Copyright (c) 1998-2007 | |
| // | |
| // This library is free software; you can redistribute it and/or modify it | |
| // under the terms of the GNU Lesser General Public License as published by | |
| // the Free Software Foundation; either version 2.1 of the License, or (at | |
| // your option) any later version. The license is available for reading at | |
| // either of the locations: | |
| // http://www.gnu.org/copyleft/lgpl.html | |
| // http://www.geometrictools.com/License/WildMagicLicense.pdf | |
| // The license applies to versions 0 through 4 of Wild Magic. | |
| // | |
| // Version: 4.0.0 (2006/06/28) | |
| namespace Wm4 | |
| { | |
| template <class Real> | |
| class Box3 | |
| { | |
| public: | |
| // A box has center C, axis directions U[0], U[1], and U[2] (all | |
| // unit-length vectors), and extents e[0], e[1], and e[2] (all nonnegative | |
| // numbers). A point X = C+y[0]*U[0]+y[1]*U[1]+y[2]*U[2] is inside or | |
| // on the box whenever |y[i]| <= e[i] for all i. | |
| // construction | |
| Box3 (); // uninitialized | |
| Box3 (const Vector3<Real>& rkCenter, const Vector3<Real>* akAxis, | |
| const Real* afExtent); | |
| Box3 (const Vector3<Real>& rkCenter, const Vector3<Real>& rkAxis0, | |
| const Vector3<Real>& rkAxis1, const Vector3<Real>& rkAxis2, | |
| Real fExtent0, Real fExtent1, Real fExtent2); | |
| void ComputeVertices (Vector3<Real> akVertex[8]) const; | |
| Vector3<Real> Center; | |
| Vector3<Real> Axis[3]; // must be an orthonormal set of vectors | |
| Real Extent[3]; // must be nonnegative | |
| }; | |
| } //namespace Wm4 | |
| namespace Wm4 | |
| { | |
| typedef Box3<float> Box3f; | |
| typedef Box3<double> Box3d; | |
| } | |