1 /////////////////////////////////////////////////////////////////////////////////// 2 /// OpenGL Mathematics (glm.g-truc.net) 3 /// 4 /// Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net) 5 /// Permission is hereby granted, free of charge, to any person obtaining a copy 6 /// of this software and associated documentation files (the "Software"), to deal 7 /// in the Software without restriction, including without limitation the rights 8 /// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 /// copies of the Software, and to permit persons to whom the Software is 10 /// furnished to do so, subject to the following conditions: 11 /// 12 /// The above copyright notice and this permission notice shall be included in 13 /// all copies or substantial portions of the Software. 14 /// 15 /// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 /// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 /// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 /// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 /// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 /// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21 /// THE SOFTWARE. 22 /// 23 /// @ref core 24 /// @file glm/core/func_matrix.hpp 25 /// @date 2008-08-03 / 2011-06-15 26 /// @author Christophe Riccio 27 /// 28 /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a> 29 /// 30 /// @defgroup core_func_matrix Matrix functions 31 /// @ingroup core 32 /// 33 /// For each of the following built-in matrix functions, there is both a 34 /// single-precision floating point version, where all arguments and return values 35 /// are single precision, and a double-precision floating version, where all 36 /// arguments and return values are double precision. Only the single-precision 37 /// floating point version is shown. 38 /////////////////////////////////////////////////////////////////////////////////// 39 40 #ifndef GLM_CORE_func_matrix 41 #define GLM_CORE_func_matrix 42 43 // Dependencies 44 #include "../detail/precision.hpp" 45 #include "../detail/setup.hpp" 46 #include "../detail/type_mat.hpp" 47 #include "../vec2.hpp" 48 #include "../vec3.hpp" 49 #include "../vec4.hpp" 50 #include "../mat2x2.hpp" 51 #include "../mat2x3.hpp" 52 #include "../mat2x4.hpp" 53 #include "../mat3x2.hpp" 54 #include "../mat3x3.hpp" 55 #include "../mat3x4.hpp" 56 #include "../mat4x2.hpp" 57 #include "../mat4x3.hpp" 58 #include "../mat4x4.hpp" 59 60 namespace glm{ 61 namespace detail 62 { 63 template <typename T, precision P> 64 struct outerProduct_trait<T, P, tvec2, tvec2> 65 { 66 typedef tmat2x2<T, P> type; 67 }; 68 69 template <typename T, precision P> 70 struct outerProduct_trait<T, P, tvec2, tvec3> 71 { 72 typedef tmat2x3<T, P> type; 73 }; 74 75 template <typename T, precision P> 76 struct outerProduct_trait<T, P, tvec2, tvec4> 77 { 78 typedef tmat2x4<T, P> type; 79 }; 80 81 template <typename T, precision P> 82 struct outerProduct_trait<T, P, tvec3, tvec2> 83 { 84 typedef tmat3x2<T, P> type; 85 }; 86 87 template <typename T, precision P> 88 struct outerProduct_trait<T, P, tvec3, tvec3> 89 { 90 typedef tmat3x3<T, P> type; 91 }; 92 93 template <typename T, precision P> 94 struct outerProduct_trait<T, P, tvec3, tvec4> 95 { 96 typedef tmat3x4<T, P> type; 97 }; 98 99 template <typename T, precision P> 100 struct outerProduct_trait<T, P, tvec4, tvec2> 101 { 102 typedef tmat4x2<T, P> type; 103 }; 104 105 template <typename T, precision P> 106 struct outerProduct_trait<T, P, tvec4, tvec3> 107 { 108 typedef tmat4x3<T, P> type; 109 }; 110 111 template <typename T, precision P> 112 struct outerProduct_trait<T, P, tvec4, tvec4> 113 { 114 typedef tmat4x4<T, P> type; 115 }; 116 117 }//namespace detail 118 119 /// @addtogroup core_func_matrix 120 /// @{ 121 122 /// Multiply matrix x by matrix y component-wise, i.e., 123 /// result[i][j] is the scalar product of x[i][j] and y[i][j]. 124 /// 125 /// @tparam matType Floating-point matrix types. 126 /// 127 /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/matrixCompMult.xml">GLSL matrixCompMult man page</a> 128 /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a> 129 template <typename T, precision P, template <typename, precision> class matType> 130 GLM_FUNC_DECL matType<T, P> matrixCompMult(matType<T, P> const & x, matType<T, P> const & y); 131 132 /// Treats the first parameter c as a column vector 133 /// and the second parameter r as a row vector 134 /// and does a linear algebraic matrix multiply c * r. 135 /// 136 /// @tparam matType Floating-point matrix types. 137 /// 138 /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/outerProduct.xml">GLSL outerProduct man page</a> 139 /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a> 140 /// 141 /// @todo Clarify the declaration to specify that matType doesn't have to be provided when used. 142 template <typename T, precision P, template <typename, precision> class vecTypeA, template <typename, precision> class vecTypeB> 143 GLM_FUNC_DECL typename detail::outerProduct_trait<T, P, vecTypeA, vecTypeB>::type outerProduct(vecTypeA<T, P> const & c, vecTypeB<T, P> const & r); 144 145 /// Returns the transposed matrix of x 146 /// 147 /// @tparam matType Floating-point matrix types. 148 /// 149 /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/transpose.xml">GLSL transpose man page</a> 150 /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a> 151 # if((GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC11)) 152 template <typename T, precision P, template <typename, precision> class matType> 153 GLM_FUNC_DECL typename matType<T, P>::transpose_type transpose(matType<T, P> const & x); 154 # endif 155 156 /// Return the determinant of a squared matrix. 157 /// 158 /// @tparam valType Floating-point scalar types. 159 /// 160 /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/determinant.xml">GLSL determinant man page</a> 161 /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a> 162 template <typename T, precision P, template <typename, precision> class matType> 163 GLM_FUNC_DECL T determinant(matType<T, P> const & m); 164 165 /// Return the inverse of a squared matrix. 166 /// 167 /// @tparam valType Floating-point scalar types. 168 /// 169 /// @see <a href="http://www.opengl.org/sdk/docs/manglsl/xhtml/inverse.xml">GLSL inverse man page</a> 170 /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 8.6 Matrix Functions</a> 171 template <typename T, precision P, template <typename, precision> class matType> 172 GLM_FUNC_DECL matType<T, P> inverse(matType<T, P> const & m); 173 174 /// @} 175 }//namespace glm 176 177 #include "func_matrix.inl" 178 179 #endif//GLM_CORE_func_matrix 180
