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lib/glm/gtx/transform2.hpp

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+/// @ref gtx_transform2
+/// @file glm/gtx/transform2.hpp
+///
+/// @see core (dependence)
+/// @see gtx_transform (dependence)
+///
+/// @defgroup gtx_transform2 GLM_GTX_transform2
+/// @ingroup gtx
+///
+/// @brief Add extra transformation matrices
+///
+/// <glm/gtx/transform2.hpp> need to be included to use these functionalities.
+
+#pragma once
+
+// Dependency:
+#include "../glm.hpp"
+#include "../gtx/transform.hpp"
+
+#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
+#	pragma message("GLM: GLM_GTX_transform2 extension included")
+#endif
+
+namespace glm
+{
+	/// @addtogroup gtx_transform2
+	/// @{
+
+	//! Transforms a matrix with a shearing on X axis.
+	//! From GLM_GTX_transform2 extension.
+	template <typename T, precision P>
+	GLM_FUNC_DECL tmat3x3<T, P> shearX2D(
+		tmat3x3<T, P> const & m, 
+		T y);
+
+	//! Transforms a matrix with a shearing on Y axis.
+	//! From GLM_GTX_transform2 extension.
+	template <typename T, precision P> 
+	GLM_FUNC_DECL tmat3x3<T, P> shearY2D(
+		tmat3x3<T, P> const & m, 
+		T x);
+
+	//! Transforms a matrix with a shearing on X axis
+	//! From GLM_GTX_transform2 extension.
+	template <typename T, precision P> 
+	GLM_FUNC_DECL tmat4x4<T, P> shearX3D(
+		const tmat4x4<T, P> & m,
+		T y, 
+		T z);
+
+	//! Transforms a matrix with a shearing on Y axis.
+	//! From GLM_GTX_transform2 extension.
+	template <typename T, precision P> 
+	GLM_FUNC_DECL tmat4x4<T, P> shearY3D(
+		const tmat4x4<T, P> & m, 
+		T x, 
+		T z);
+
+	//! Transforms a matrix with a shearing on Z axis. 
+	//! From GLM_GTX_transform2 extension.
+	template <typename T, precision P> 
+	GLM_FUNC_DECL tmat4x4<T, P> shearZ3D(
+		const tmat4x4<T, P> & m, 
+		T x, 
+		T y);
+
+	//template <typename T> GLM_FUNC_QUALIFIER tmat4x4<T, P> shear(const tmat4x4<T, P> & m, shearPlane, planePoint, angle)
+	// Identity + tan(angle) * cross(Normal, OnPlaneVector)     0
+	// - dot(PointOnPlane, normal) * OnPlaneVector              1
+
+	// Reflect functions seem to don't work
+	//template <typename T> tmat3x3<T, P> reflect2D(const tmat3x3<T, P> & m, const tvec3<T, P>& normal){return reflect2DGTX(m, normal);}									//!< \brief Build a reflection matrix (from GLM_GTX_transform2 extension)
+	//template <typename T> tmat4x4<T, P> reflect3D(const tmat4x4<T, P> & m, const tvec3<T, P>& normal){return reflect3DGTX(m, normal);}									//!< \brief Build a reflection matrix (from GLM_GTX_transform2 extension)
+		
+	//! Build planar projection matrix along normal axis.
+	//! From GLM_GTX_transform2 extension.
+	template <typename T, precision P> 
+	GLM_FUNC_DECL tmat3x3<T, P> proj2D(
+		const tmat3x3<T, P> & m, 
+		const tvec3<T, P>& normal);
+
+	//! Build planar projection matrix along normal axis.
+	//! From GLM_GTX_transform2 extension.
+	template <typename T, precision P> 
+	GLM_FUNC_DECL tmat4x4<T, P> proj3D(
+		const tmat4x4<T, P> & m, 
+		const tvec3<T, P>& normal);
+
+	//! Build a scale bias matrix. 
+	//! From GLM_GTX_transform2 extension.
+	template <typename valType, precision P> 
+	GLM_FUNC_DECL tmat4x4<valType, P> scaleBias(
+		valType scale, 
+		valType bias);
+
+	//! Build a scale bias matrix.
+	//! From GLM_GTX_transform2 extension.
+	template <typename valType, precision P> 
+	GLM_FUNC_DECL tmat4x4<valType, P> scaleBias(
+		tmat4x4<valType, P> const & m, 
+		valType scale, 
+		valType bias);
+
+	/// @}
+}// namespace glm
+
+#include "transform2.inl"