text: ///////////////////////////////////////////////////////////////////////////////////
  /// OpenGL Mathematics (glm.g-truc.net)
  ///
  /// Copyright (c) 2005 - 2012 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 core
  /// @file glm/core/type_mat3x4.hpp
  /// @date 2006-08-05 / 2011-06-15
  /// @author Christophe Riccio
  ///////////////////////////////////////////////////////////////////////////////////
  
  #ifndef glm_core_type_mat3x4
  #define glm_core_type_mat3x4
  
  #include "type_mat.hpp"
  
  namespace glm{
  namespace detail
  {
  	template <typename T> struct tvec1;
  	template <typename T> struct tvec2;
  	template <typename T> struct tvec3;
  	template <typename T> struct tvec4;
  	template <typename T> struct tmat2x2;
  	template <typename T> struct tmat2x3;
  	template <typename T> struct tmat2x4;
  	template <typename T> struct tmat3x2;
  	template <typename T> struct tmat3x3;
  	template <typename T> struct tmat3x4;
  	template <typename T> struct tmat4x2;
  	template <typename T> struct tmat4x3;
  	template <typename T> struct tmat4x4;
  
  	//! \brief Template for 3 columns and 4 rows matrix of floating-point numbers.
  	//! \ingroup core_template
  	template <typename T> 
  	struct tmat3x4
  	{
  		enum ctor{null};
  		typedef T value_type;
  		typedef std::size_t size_type;
  		typedef tvec4<T> col_type;
  		typedef tvec3<T> row_type;
          GLM_FUNC_DECL size_type length() const;
  		static GLM_FUNC_DECL size_type col_size();
  		static GLM_FUNC_DECL size_type row_size();
  
  		typedef tmat3x4<T> type;
  		typedef tmat4x3<T> transpose_type;
  
  	private:
  		// Data 
  		col_type value[3];
  
  	public:
  		// Constructors
  		GLM_FUNC_DECL tmat3x4();
  		GLM_FUNC_DECL tmat3x4(tmat3x4 const & m);
  
  		GLM_FUNC_DECL explicit tmat3x4(
  			ctor Null);
  		GLM_FUNC_DECL explicit tmat3x4(
  			value_type const & s);
  		GLM_FUNC_DECL explicit tmat3x4(
  			value_type const & x0, value_type const & y0, value_type const & z0, value_type const & w0,
  			value_type const & x1, value_type const & y1, value_type const & z1, value_type const & w1,
  			value_type const & x2, value_type const & y2, value_type const & z2, value_type const & w2);
  		GLM_FUNC_DECL explicit tmat3x4(
  			col_type const & v0, 
  			col_type const & v1,
  			col_type const & v2);
  
  		//////////////////////////////////////
  		// Conversions
  		template <typename U> 
  		GLM_FUNC_DECL explicit tmat3x4(
              U const & x);
  			
  		template 
          <
              typename X1, typename Y1, typename Z1, typename W1, 
              typename X2, typename Y2, typename Z2, typename W2, 
              typename X3, typename Y3, typename Z3, typename W3 
          > 
  		GLM_FUNC_DECL explicit tmat3x4(
              X1 const & x1, Y1 const & y1, Z1 const & z1, W1 const & w1, 
              X2 const & x2, Y2 const & y2, Z2 const & z2, W2 const & w2, 
              X3 const & x3, Y3 const & y3, Z3 const & z3, W3 const & w3);
  			
  		template <typename V1, typename V2, typename V3> 
  		GLM_FUNC_DECL explicit tmat3x4(
              tvec4<V1> const & v1, 
              tvec4<V2> const & v2,
              tvec4<V3> const & v3);
              
  		// Matrix conversion
  		template <typename U> 
  		GLM_FUNC_DECL explicit tmat3x4(tmat3x4<U> const & m);
  
  		GLM_FUNC_DECL explicit tmat3x4(tmat2x2<T> const & x);
  		GLM_FUNC_DECL explicit tmat3x4(tmat3x3<T> const & x);
  		GLM_FUNC_DECL explicit tmat3x4(tmat4x4<T> const & x);
  		GLM_FUNC_DECL explicit tmat3x4(tmat2x3<T> const & x);
  		GLM_FUNC_DECL explicit tmat3x4(tmat3x2<T> const & x);
  		GLM_FUNC_DECL explicit tmat3x4(tmat2x4<T> const & x);
  		GLM_FUNC_DECL explicit tmat3x4(tmat4x2<T> const & x);
  		GLM_FUNC_DECL explicit tmat3x4(tmat4x3<T> const & x);
  
  		// Accesses
  		col_type & operator[](size_type i);
  		col_type const & operator[](size_type i) const;
  
  		// Unary updatable operators
  		GLM_FUNC_DECL tmat3x4<T> & operator=  (tmat3x4<T> const & m);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator=  (tmat3x4<U> const & m);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator+= (U const & s);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator+= (tmat3x4<U> const & m);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator-= (U const & s);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator-= (tmat3x4<U> const & m);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator*= (U const & s);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator*= (tmat3x4<U> const & m);
  		template <typename U> 
  		GLM_FUNC_DECL tmat3x4<T> & operator/= (U const & s);
  
  		GLM_FUNC_DECL tmat3x4<T> & operator++ ();
  		GLM_FUNC_DECL tmat3x4<T> & operator-- ();
  	};
  
  	// Binary operators
  	template <typename T> 
  	tmat3x4<T> operator+ (
  		tmat3x4<T> const & m, 
  		typename tmat3x4<T>::value_type const & s);
  	    
  	template <typename T> 
  	tmat3x4<T> operator+ (
  		tmat3x4<T> const & m1, 
  		tmat3x4<T> const & m2);
  	    
  	template <typename T> 
  	tmat3x4<T> operator- (
  		tmat3x4<T> const & m, 
  		typename tmat3x4<T>::value_type const & s);
  
  	template <typename T> 
  	tmat3x4<T> operator- (
  		tmat3x4<T> const & m1, 
  		tmat3x4<T> const & m2);
  
  	template <typename T> 
  	tmat3x4<T> operator* (
  		tmat3x4<T> const & m, 
  		typename tmat3x4<T>::value_type const & s);
  
  	template <typename T> 
  	tmat3x4<T> operator* (
  		typename tmat3x4<T>::value_type const & s, 
  		tmat3x4<T> const & m);
  
  	template <typename T>
  	typename tmat3x4<T>::col_type operator* (
  		tmat3x4<T> const & m, 
  		typename tmat3x4<T>::row_type const & v);
  
  	template <typename T> 
  	typename tmat3x4<T>::row_type operator* (
  		typename tmat3x4<T>::col_type const & v, 
  		tmat3x4<T> const & m);
  
  	template <typename T>
  	tmat4x4<T> operator* (
  		tmat3x4<T> const & m1, 
  		tmat4x3<T> const & m2);
  		
  	template <typename T>
  	tmat2x4<T> operator* (
  		tmat3x4<T> const & m1, 
  		tmat2x3<T> const & m2);
  		
  	template <typename T>
  	tmat3x4<T> operator* (
  		tmat3x4<T> const & m1, 
  		tmat3x3<T> const & m2);
  
  	template <typename T> 
  	tmat3x4<T> operator/ (
  		tmat3x4<T> const & m, 
  		typename tmat3x4<T>::value_type const & s);
  
  	template <typename T> 
  	tmat3x4<T> operator/ (
  		typename tmat3x4<T>::value_type const & s, 
  		tmat3x4<T> const & m);
  
  	// Unary constant operators
  	template <typename T> 
  	tmat3x4<T> const operator-  (
  		tmat3x4<T> const & m);
  
  	template <typename T> 
  	tmat3x4<T> const operator-- (
  		tmat3x4<T> const & m, 
  		int);
  
  	template <typename T> 
  	tmat3x4<T> const operator++ (
  		tmat3x4<T> const & m, 
  		int);
  
  }//namespace detail
  
  	/// @addtogroup core_precision
  	/// @{
  
  	/// 3 columns of 4 components matrix of low precision floating-point numbers.
  	/// There is no guarantee on the actual precision.
  	/// 
  	/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.1.6 Matrices</a>
  	/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.7.2 Precision Qualifier</a>
  	typedef detail::tmat3x4<lowp_float>		lowp_mat3x4;
  
  	/// 3 columns of 4 components matrix of medium precision floating-point numbers.
  	/// There is no guarantee on the actual precision.
  	/// 
  	/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.1.6 Matrices</a>
  	/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.7.2 Precision Qualifier</a>
  	typedef detail::tmat3x4<mediump_float>	mediump_mat3x4;
  
  	/// 3 columns of 4 components matrix of high precision floating-point numbers.
  	/// There is no guarantee on the actual precision.
  	/// 
  	/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.1.6 Matrices</a>
  	/// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.7.2 Precision Qualifier</a>
  	typedef detail::tmat3x4<highp_float>	highp_mat3x4;
  
  	/// @}
  }//namespace glm
  
  #ifndef GLM_EXTERNAL_TEMPLATE
  #include "type_mat3x4.inl"
  #endif
  
  #endif //glm_core_type_mat3x4
  