33 lines
929 B
C
33 lines
929 B
C
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// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#ifndef IGL_MAT_TO_QUAT_H
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#define IGL_MAT_TO_QUAT_H
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#include "igl_inline.h"
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namespace igl
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{
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// Convert a OpenGL (rotation) matrix to a quaternion
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//
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// Input:
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// m 16-element opengl rotation matrix
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// Output:
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// q 4-element quaternion (not normalized)
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template <typename Q_type>
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IGL_INLINE void mat4_to_quat(const Q_type * m, Q_type * q);
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// Input:
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// m 9-element opengl rotation matrix
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template <typename Q_type>
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IGL_INLINE void mat3_to_quat(const Q_type * m, Q_type * q);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "mat_to_quat.cpp"
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#endif
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#endif
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