diff options
Diffstat (limited to 'inc/glm/gtx/transform2.inl')
| -rw-r--r-- | inc/glm/gtx/transform2.inl | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/inc/glm/gtx/transform2.inl b/inc/glm/gtx/transform2.inl new file mode 100644 index 0000000..4213b13 --- /dev/null +++ b/inc/glm/gtx/transform2.inl @@ -0,0 +1,177 @@ +///////////////////////////////////////////////////////////////////////////////////
+/// OpenGL Mathematics (glm.g-truc.net)
+///
+/// Copyright (c) 2005 - 2015 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.
+///
+/// Restrictions:
+/// By making use of the Software for military purposes, you choose to make
+/// a Bunny unhappy.
+///
+/// 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.inl
+/// @date 2005-12-21 / 2011-06-07
+/// @author Christophe Riccio
+///////////////////////////////////////////////////////////////////////////////////
+
+namespace glm
+{
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER tmat3x3<T, P> shearX2D(
+ const tmat3x3<T, P>& m,
+ T s)
+ {
+ tmat3x3<T, P> r(1);
+ r[0][1] = s;
+ return m * r;
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER tmat3x3<T, P> shearY2D(
+ const tmat3x3<T, P>& m,
+ T s)
+ {
+ tmat3x3<T, P> r(1);
+ r[1][0] = s;
+ return m * r;
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER tmat4x4<T, P> shearX3D(
+ const tmat4x4<T, P>& m,
+ T s,
+ T t)
+ {
+ tmat4x4<T, P> r(1);
+ r[1][0] = s;
+ r[2][0] = t;
+ return m * r;
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER tmat4x4<T, P> shearY3D(
+ const tmat4x4<T, P>& m,
+ T s,
+ T t)
+ {
+ tmat4x4<T, P> r(1);
+ r[0][1] = s;
+ r[2][1] = t;
+ return m * r;
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER tmat4x4<T, P> shearZ3D(
+ const tmat4x4<T, P>& m,
+ T s,
+ T t)
+ {
+ tmat4x4<T, P> r(1);
+ r[0][2] = s;
+ r[1][2] = t;
+ return m * r;
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER tmat3x3<T, P> reflect2D(
+ const tmat3x3<T, P>& m,
+ const tvec3<T, P>& normal)
+ {
+ tmat3x3<T, P> 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, precision P>
+ GLM_FUNC_QUALIFIER tmat4x4<T, P> reflect3D(
+ const tmat4x4<T, P>& m,
+ const tvec3<T, P>& normal)
+ {
+ tmat4x4<T, P> 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, precision P>
+ GLM_FUNC_QUALIFIER tmat3x3<T, P> proj2D(
+ const tmat3x3<T, P>& m,
+ const tvec3<T, P>& normal)
+ {
+ tmat3x3<T, P> 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, precision P>
+ GLM_FUNC_QUALIFIER tmat4x4<T, P> proj3D(
+ const tmat4x4<T, P>& m,
+ const tvec3<T, P>& normal)
+ {
+ tmat4x4<T, P> 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, precision P>
+ GLM_FUNC_QUALIFIER tmat4x4<T, P> scaleBias(
+ T scale,
+ T bias)
+ {
+ tmat4x4<T, P> result;
+ result[3] = tvec4<T, P>(tvec3<T, P>(bias), T(1));
+ result[0][0] = scale;
+ result[1][1] = scale;
+ result[2][2] = scale;
+ return result;
+ }
+
+ template <typename T, precision P>
+ GLM_FUNC_QUALIFIER tmat4x4<T, P> scaleBias(
+ const tmat4x4<T, P>& m,
+ T scale,
+ T bias)
+ {
+ return m * scaleBias(scale, bias);
+ }
+}//namespace glm
+
|