/usr/include/glm/gtx/transform2.hpp is in libglm-dev 0.9.5.4-1.
This file is owned by root:root, with mode 0o644.
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/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net)
/// Permission is hereby granted, free of charge, to any person obtaining a copy
/// of this software and associated documentation files (the "Software"), to deal
/// in the Software without restriction, including without limitation the rights
/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
/// copies of the Software, and to permit persons to whom the Software is
/// furnished to do so, subject to the following conditions:
///
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
///
/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
/// THE SOFTWARE.
///
/// @ref gtx_transform2
/// @file glm/gtx/transform2.hpp
/// @date 2005-12-21 / 2011-06-07
/// @author Christophe Riccio
///
/// @see core (dependence)
/// @see gtx_transform (dependence)
///
/// @defgroup gtx_transform2 GLM_GTX_transform2
/// @ingroup gtx
///
/// @brief Add extra transformation matrices
///
/// <glm/gtx/transform2.hpp> need to be included to use these functionalities.
///////////////////////////////////////////////////////////////////////////////////
#ifndef GLM_GTX_transform2
#define GLM_GTX_transform2
// Dependency:
#include "../glm.hpp"
#include "../gtx/transform.hpp"
#if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED))
# pragma message("GLM: GLM_GTX_transform2 extension included")
#endif
namespace glm
{
/// @addtogroup gtx_transform2
/// @{
//! Transforms a matrix with a shearing on X axis.
//! From GLM_GTX_transform2 extension.
template <typename T, precision P>
GLM_FUNC_DECL detail::tmat3x3<T, P> shearX2D(
detail::tmat3x3<T, P> const & m,
T y);
//! Transforms a matrix with a shearing on Y axis.
//! From GLM_GTX_transform2 extension.
template <typename T, precision P>
GLM_FUNC_DECL detail::tmat3x3<T, P> shearY2D(
detail::tmat3x3<T, P> const & m,
T x);
//! Transforms a matrix with a shearing on X axis
//! From GLM_GTX_transform2 extension.
template <typename T, precision P>
GLM_FUNC_DECL detail::tmat4x4<T, P> shearX3D(
const detail::tmat4x4<T, P> & m,
T y,
T z);
//! Transforms a matrix with a shearing on Y axis.
//! From GLM_GTX_transform2 extension.
template <typename T, precision P>
GLM_FUNC_DECL detail::tmat4x4<T, P> shearY3D(
const detail::tmat4x4<T, P> & m,
T x,
T z);
//! Transforms a matrix with a shearing on Z axis.
//! From GLM_GTX_transform2 extension.
template <typename T, precision P>
GLM_FUNC_DECL detail::tmat4x4<T, P> shearZ3D(
const detail::tmat4x4<T, P> & m,
T x,
T y);
//template <typename T> GLM_FUNC_QUALIFIER detail::tmat4x4<T, P> shear(const detail::tmat4x4<T, P> & m, shearPlane, planePoint, angle)
// Identity + tan(angle) * cross(Normal, OnPlaneVector) 0
// - dot(PointOnPlane, normal) * OnPlaneVector 1
// Reflect functions seem to don't work
//template <typename T> detail::tmat3x3<T, P> reflect2D(const detail::tmat3x3<T, P> & m, const detail::tvec3<T, P>& normal){return reflect2DGTX(m, normal);} //!< \brief Build a reflection matrix (from GLM_GTX_transform2 extension)
//template <typename T> detail::tmat4x4<T, P> reflect3D(const detail::tmat4x4<T, P> & m, const detail::tvec3<T, P>& normal){return reflect3DGTX(m, normal);} //!< \brief Build a reflection matrix (from GLM_GTX_transform2 extension)
//! Build planar projection matrix along normal axis.
//! From GLM_GTX_transform2 extension.
template <typename T, precision P>
GLM_FUNC_DECL detail::tmat3x3<T, P> proj2D(
const detail::tmat3x3<T, P> & m,
const detail::tvec3<T, P>& normal);
//! Build planar projection matrix along normal axis.
//! From GLM_GTX_transform2 extension.
template <typename T, precision P>
GLM_FUNC_DECL detail::tmat4x4<T, P> proj3D(
const detail::tmat4x4<T, P> & m,
const detail::tvec3<T, P>& normal);
//! Build a scale bias matrix.
//! From GLM_GTX_transform2 extension.
template <typename valType, precision P>
GLM_FUNC_DECL detail::tmat4x4<valType, P> scaleBias(
valType scale,
valType bias);
//! Build a scale bias matrix.
//! From GLM_GTX_transform2 extension.
template <typename valType, precision P>
GLM_FUNC_DECL detail::tmat4x4<valType, P> scaleBias(
detail::tmat4x4<valType, P> const & m,
valType scale,
valType bias);
/// @}
}// namespace glm
#include "transform2.inl"
#endif//GLM_GTX_transform2
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