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Diffstat (limited to 'include/gal/opengl/glm/gtx/transform2.inl')
| -rw-r--r-- | include/gal/opengl/glm/gtx/transform2.inl | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/include/gal/opengl/glm/gtx/transform2.inl b/include/gal/opengl/glm/gtx/transform2.inl new file mode 100644 index 0000000..06b65f5 --- /dev/null +++ b/include/gal/opengl/glm/gtx/transform2.inl @@ -0,0 +1,154 @@ +/////////////////////////////////////////////////////////////////////////////////////////////////// +// OpenGL Mathematics Copyright (c) 2005 - 2013 G-Truc Creation (www.g-truc.net) +/////////////////////////////////////////////////////////////////////////////////////////////////// +// Created : 2005-02-28 +// Updated : 2005-04-23 +// Licence : This source is under MIT License +// File : glm/gtx/transform2.inl +/////////////////////////////////////////////////////////////////////////////////////////////////// + +namespace glm +{ + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat3x3<T> shearX2D( + const detail::tmat3x3<T>& m, + T s) + { + detail::tmat3x3<T> r(1); + r[0][1] = s; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat3x3<T> shearY2D( + const detail::tmat3x3<T>& m, + T s) + { + detail::tmat3x3<T> r(1); + r[1][0] = s; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat4x4<T> shearX3D( + const detail::tmat4x4<T>& m, + T s, + T t) + { + detail::tmat4x4<T> r(1); + r[1][0] = s; + r[2][0] = t; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat4x4<T> shearY3D( + const detail::tmat4x4<T>& m, + T s, + T t) + { + detail::tmat4x4<T> r(1); + r[0][1] = s; + r[2][1] = t; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat4x4<T> shearZ3D( + const detail::tmat4x4<T>& m, + T s, + T t) + { + detail::tmat4x4<T> r(1); + r[0][2] = s; + r[1][2] = t; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat3x3<T> reflect2D( + const detail::tmat3x3<T>& m, + const detail::tvec3<T>& normal) + { + detail::tmat3x3<T> r(1); + r[0][0] = 1 - 2 * normal.x * normal.x; + r[0][1] = -2 * normal.x * normal.y; + r[1][0] = -2 * normal.x * normal.y; + r[1][1] = 1 - 2 * normal.y * normal.y; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat4x4<T> reflect3D( + const detail::tmat4x4<T>& m, + const detail::tvec3<T>& normal) + { + detail::tmat4x4<T> r(1); + r[0][0] = 1 - 2 * normal.x * normal.x; + r[0][1] = -2 * normal.x * normal.y; + r[0][2] = -2 * normal.x * normal.z; + + r[1][0] = -2 * normal.x * normal.y; + r[1][1] = 1 - 2 * normal.y * normal.y; + r[1][2] = -2 * normal.y * normal.z; + + r[2][0] = -2 * normal.x * normal.z; + r[2][1] = -2 * normal.y * normal.z; + r[2][2] = 1 - 2 * normal.z * normal.z; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat3x3<T> proj2D( + const detail::tmat3x3<T>& m, + const detail::tvec3<T>& normal) + { + detail::tmat3x3<T> r(1); + r[0][0] = 1 - normal.x * normal.x; + r[0][1] = - normal.x * normal.y; + r[1][0] = - normal.x * normal.y; + r[1][1] = 1 - normal.y * normal.y; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat4x4<T> proj3D( + const detail::tmat4x4<T>& m, + const detail::tvec3<T>& normal) + { + detail::tmat4x4<T> r(1); + r[0][0] = 1 - normal.x * normal.x; + r[0][1] = - normal.x * normal.y; + r[0][2] = - normal.x * normal.z; + r[1][0] = - normal.x * normal.y; + r[1][1] = 1 - normal.y * normal.y; + r[1][2] = - normal.y * normal.z; + r[2][0] = - normal.x * normal.z; + r[2][1] = - normal.y * normal.z; + r[2][2] = 1 - normal.z * normal.z; + return m * r; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat4x4<T> scaleBias( + T scale, + T bias) + { + detail::tmat4x4<T> result; + result[3] = detail::tvec4<T>(detail::tvec3<T>(bias), T(1)); + result[0][0] = scale; + result[1][1] = scale; + result[2][2] = scale; + return result; + } + + template <typename T> + GLM_FUNC_QUALIFIER detail::tmat4x4<T> scaleBias( + const detail::tmat4x4<T>& m, + T scale, + T bias) + { + return m * scaleBias(scale, bias); + } +}//namespace glm + |