196 lines
7.8 KiB
C++
196 lines
7.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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/// OpenGL Mathematics (glm.g-truc.net)
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///
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/// Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
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/// Permission is hereby granted, free of charge, to any person obtaining a copy
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/// of this software and associated documentation files (the "Software"), to deal
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/// in the Software without restriction, including without limitation the rights
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/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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/// copies of the Software, and to permit persons to whom the Software is
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/// furnished to do so, subject to the following conditions:
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///
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/// The above copyright notice and this permission notice shall be included in
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/// all copies or substantial portions of the Software.
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///
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/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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/// THE SOFTWARE.
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///
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/// @ref gtc_matrix_transform
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/// @file glm/gtc/matrix_transform.hpp
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/// @date 2009-04-29 / 2011-05-16
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/// @author Christophe Riccio
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///
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/// @see core (dependence)
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/// @see gtx_transform
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/// @see gtx_transform2
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef glm_gtc_matrix_transform
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#define glm_gtc_matrix_transform
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// Dependency:
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#include "../glm.hpp"
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#if(defined(GLM_MESSAGES) && !defined(glm_ext))
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# pragma message("GLM: GLM_GTC_matrix_transform extension included")
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#endif
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namespace glm{
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namespace gtc{
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namespace matrix_transform ///< GLM_GTC_matrix_transform extension: Add transformation matrices
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{
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/// @addtogroup gtc_matrix_transform
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/// @{
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/// Builds a translation 4 * 4 matrix created from a vector of 3 components.
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/// @see - gtc_matrix_transform
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/// @see - gtx_transform:
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/// - @link glm::gtx::transform::translate(T x, T y, T z) translate(T x, T y, T z) @endlink
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/// - @link glm::gtx::transform::translate(detail::tmat4x4<T> const & m, T x, T y, T z) translate(mat4x4<T> const & m, T x, T y, T z) @endlink
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/// - @link glm::gtx::transform::translate(detail::tvec3<T> const & v) translate(vec3<T> const & v) @endlink
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template <typename T>
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detail::tmat4x4<T> translate(
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detail::tmat4x4<T> const & m,
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detail::tvec3<T> const & v);
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/// Builds a rotation 4 * 4 matrix created from an axis vector and an angle expressed in degrees.
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/// @see - gtc_matrix_transform
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/// @see - gtx_transform:
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/// - @link glm::gtx::transform::rotate(T angle, T x, T y, T z) rotate(T const & angle, T const & x, T const & y, T const & z) @endlink
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/// - @link glm::gtx::transform::rotate(detail::tmat4x4<T> const & m, T angle, T x, T y, T z) rotate(mat4x4<T> const & m, T const & angle, T const & x, T const & y, T const & z) @endlink
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/// - @link glm::gtx::transform::rotate(T angle, detail::tvec3<T> const & v) rotate(T const & angle, vec3<T> const & v) @endlink
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template <typename T>
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detail::tmat4x4<T> rotate(
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detail::tmat4x4<T> const & m,
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T const & angle,
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detail::tvec3<T> const & v);
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/// Builds a scale 4 * 4 matrix created from 3 scalars.
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/// @see - gtc_matrix_transform
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/// @see - gtx_transform:
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/// - @link glm::gtx::transform::scale(T x, T y, T z) scale(T const & x, T const & y, T const & z) @endlink
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/// - @link glm::gtx::transform::scale(detail::tmat4x4<T> const & m, T x, T y, T z) scale(mat4x4<T> const & m, T const & angle, T const & x, T const & y, T const & z) @endlink
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/// - @link glm::gtx::transform::scale(detail::tvec3<T> const & v) scale(vec3<T> const & v) @endlink
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template <typename T>
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detail::tmat4x4<T> scale(
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detail::tmat4x4<T> const & m,
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detail::tvec3<T> const & v);
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/// Creates a matrix for an orthographic parallel viewing volume.
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/// @see - gtc_matrix_transform:
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/// - @link glm::gtc::matrix_transform::ortho(T const & left, T const & right, T const & bottom, T const & top) ortho(T const & left, T const & right, T const & bottom, T const & top) @endlink
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template <typename T>
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detail::tmat4x4<T> ortho(
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T const & left,
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T const & right,
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T const & bottom,
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T const & top,
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T const & zNear,
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T const & zFar);
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/// Creates a matrix for projecting two-dimensional coordinates onto the screen.
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/// @see - gtc_matrix_transform:
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/// - @link glm::gtc::matrix_transform::ortho(T const & left, T const & right, T const & bottom, T const & top, T const & zNear, T const & zFar) ortho(T const & left, T const & right, T const & bottom, T const & top, T const & zNear, T const & zFar) @endlink
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template <typename T>
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detail::tmat4x4<T> ortho(
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T const & left,
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T const & right,
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T const & bottom,
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T const & top);
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/// Creates a frustum matrix.
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/// @see - gtc_matrix_transform
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template <typename T>
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detail::tmat4x4<T> frustum(
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T const & left,
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T const & right,
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T const & bottom,
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T const & top,
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T const & nearVal,
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T const & farVal);
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/// Creates a matrix for a symetric perspective-view frustum.
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/// @see - gtc_matrix_transform
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template <typename T>
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detail::tmat4x4<T> perspective(
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T const & fovy,
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T const & aspect,
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T const & zNear,
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T const & zFar);
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/// Builds a perspective projection matrix based on a field of view
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/// @see - gtc_matrix_transform
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template <typename valType>
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detail::tmat4x4<valType> perspectiveFov(
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valType const & fov,
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valType const & width,
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valType const & height,
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valType const & zNear,
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valType const & zFar);
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/// Creates a matrix for a symmetric perspective-view frustum with far plane at infinite .
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/// @see - gtc_matrix_transform
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template <typename T>
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detail::tmat4x4<T> infinitePerspective(
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T fovy, T aspect, T zNear);
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/// Creates a matrix for a symmetric perspective-view frustum with far plane at infinite for graphics hardware that doesn't support depth clamping.
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/// @see - gtc_matrix_transform
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template <typename T>
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detail::tmat4x4<T> tweakedInfinitePerspective(
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T fovy, T aspect, T zNear);
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/// Map the specified object coordinates (obj.x, obj.y, obj.z) into window coordinates.
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/// @see - gtc_matrix_transform
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template <typename T, typename U>
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detail::tvec3<T> project(
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detail::tvec3<T> const & obj,
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detail::tmat4x4<T> const & model,
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detail::tmat4x4<T> const & proj,
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detail::tvec4<U> const & viewport);
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/// Map the specified window coordinates (win.x, win.y, win.z) into object coordinates.
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/// @see - gtc_matrix_transform
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template <typename T, typename U>
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detail::tvec3<T> unProject(
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detail::tvec3<T> const & win,
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detail::tmat4x4<T> const & model,
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detail::tmat4x4<T> const & proj,
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detail::tvec4<U> const & viewport);
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/// Define a picking region
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/// @see - gtc_matrix_transform
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template <typename T, typename U>
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detail::tmat4x4<T> pickMatrix(
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detail::tvec2<T> const & center,
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detail::tvec2<T> const & delta,
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detail::tvec4<U> const & viewport);
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/// Build a look at view matrix.
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/// @see - gtc_matrix_transform:
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/// - @link frustum(T const & left, T const & right, T const & bottom, T const & top, T const & nearVal, T const & farVal) frustum(T const & left, T const & right, T const & bottom, T const & top, T const & nearVal, T const & farVal) @endlink
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/// @param eye Position of the camera
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/// @param center Position where the camera is looking at
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/// @param up Normalized up vector, how the camera is oriented. Typically (0, 0, 1)
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template <typename T>
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detail::tmat4x4<T> lookAt(
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detail::tvec3<T> const & eye,
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detail::tvec3<T> const & center,
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detail::tvec3<T> const & up);
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/// @}
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}//namespace matrix_transform
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}//namespace gtc
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}//namespace glm
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#include "matrix_transform.inl"
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namespace glm{using namespace gtc::matrix_transform;}
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#endif//glm_gtc_matrix_transform
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