79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
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/// @ref gtx_matrix_transform_2d
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/// @file glm/gtx/matrix_transform_2d.hpp
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/// @author Miguel Ángel Pérez Martínez
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///
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/// @see core (dependence)
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///
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/// @defgroup gtx_matrix_transform_2d GLM_GTX_matrix_transform_2d
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/// @ingroup gtx
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///
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/// @brief Defines functions that generate common 2d transformation matrices.
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///
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/// <glm/gtx/matrix_transform_2d.hpp> need to be included to use these functionalities.
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#pragma once
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// Dependency:
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#include "../mat3x3.hpp"
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#include "../vec2.hpp"
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#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
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# pragma message("GLM: GLM_GTX_matrix_transform_2d extension included")
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#endif
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namespace glm
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{
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/// @addtogroup gtx_matrix_transform_2d
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/// @{
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/// Builds a translation 3 * 3 matrix created from a vector of 2 components.
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///
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/// @param m Input matrix multiplied by this translation matrix.
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/// @param v Coordinates of a translation vector.
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template <typename T, precision P>
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GLM_FUNC_QUALIFIER tmat3x3<T, P> translate(
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tmat3x3<T, P> const & m,
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tvec2<T, P> const & v);
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/// Builds a rotation 3 * 3 matrix created from an angle.
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///
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/// @param m Input matrix multiplied by this translation matrix.
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/// @param angle Rotation angle expressed in radians if GLM_FORCE_RADIANS is defined or degrees otherwise.
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template <typename T, precision P>
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GLM_FUNC_QUALIFIER tmat3x3<T, P> rotate(
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tmat3x3<T, P> const & m,
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T angle);
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/// Builds a scale 3 * 3 matrix created from a vector of 2 components.
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///
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/// @param m Input matrix multiplied by this translation matrix.
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/// @param v Coordinates of a scale vector.
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template <typename T, precision P>
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GLM_FUNC_QUALIFIER tmat3x3<T, P> scale(
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tmat3x3<T, P> const & m,
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tvec2<T, P> const & v);
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/// Builds an horizontal (parallel to the x axis) shear 3 * 3 matrix.
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///
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/// @param m Input matrix multiplied by this translation matrix.
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/// @param y Shear factor.
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template <typename T, precision P>
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GLM_FUNC_QUALIFIER tmat3x3<T, P> shearX(
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tmat3x3<T, P> const & m,
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T y);
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/// Builds a vertical (parallel to the y axis) shear 3 * 3 matrix.
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///
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/// @param m Input matrix multiplied by this translation matrix.
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/// @param x Shear factor.
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template <typename T, precision P>
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GLM_FUNC_QUALIFIER tmat3x3<T, P> shearY(
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tmat3x3<T, P> const & m,
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T x);
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/// @}
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}//namespace glm
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#include "matrix_transform_2d.inl"
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