ACE3/extensions/common/glm/gtx/transform2.hpp

///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
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/// @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.
///////////////////////////////////////////////////////////////////////////////////

#pragma once

// 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 tmat3x3<T, P> shearX2D(
        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 tmat3x3<T, P> shearY2D(
        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 tmat4x4<T, P> shearX3D(
        const 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 tmat4x4<T, P> shearY3D(
        const 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 tmat4x4<T, P> shearZ3D(
        const tmat4x4<T, P> & m, 
        T x, 
        T y);

    //template <typename T> GLM_FUNC_QUALIFIER tmat4x4<T, P> shear(const 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> tmat3x3<T, P> reflect2D(const tmat3x3<T, P> & m, const tvec3<T, P>& normal){return reflect2DGTX(m, normal);}                                    //!< \brief Build a reflection matrix (from GLM_GTX_transform2 extension)
    //template <typename T> tmat4x4<T, P> reflect3D(const tmat4x4<T, P> & m, const 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 tmat3x3<T, P> proj2D(
        const tmat3x3<T, P> & m, 
        const tvec3<T, P>& normal);

    //! Build planar projection matrix along normal axis.
    //! From GLM_GTX_transform2 extension.
    template <typename T, precision P> 
    GLM_FUNC_DECL tmat4x4<T, P> proj3D(
        const tmat4x4<T, P> & m, 
        const tvec3<T, P>& normal);

    //! Build a scale bias matrix. 
    //! From GLM_GTX_transform2 extension.
    template <typename valType, precision P> 
    GLM_FUNC_DECL 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 tmat4x4<valType, P> scaleBias(
        tmat4x4<valType, P> const & m, 
        valType scale, 
        valType bias);

    /// @}
}// namespace glm

#include "transform2.inl"