38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file rotate_to.h
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* @author drose
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* @date 1999-11-04
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*/
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#ifndef ROTATE_TO_H
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#define ROTATE_TO_H
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/*
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* rotate_to() This function computes a suitable rotation matrix to rotate
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* vector a onto vector b. That is, it computes mat so that a * mat = b. The
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* rotation axis is chosen to give the smallest possible rotation angle.
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*/
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#include <math.h>
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#include "pandabase.h"
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#include "luse.h"
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BEGIN_PUBLISH
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EXPCL_PANDA_MATHUTIL void rotate_to(LMatrix3f &mat, const LVector3f &a, const LVector3f &b);
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EXPCL_PANDA_MATHUTIL void rotate_to(LMatrix3d &mat, const LVector3d &a, const LVector3d &b);
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EXPCL_PANDA_MATHUTIL void rotate_to(LMatrix4f &mat, const LVector3f &a, const LVector3f &b);
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EXPCL_PANDA_MATHUTIL void rotate_to(LMatrix4d &mat, const LVector3d &a, const LVector3d &b);
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END_PUBLISH
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#endif
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