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+/// @ref ext_matrix_relational
+/// @file glm/ext/matrix_relational.hpp
+///
+/// @defgroup ext_matrix_relational GLM_EXT_matrix_relational
+/// @ingroup ext
+///
+/// Exposes comparison functions for matrix types that take a user defined epsilon values.
+///
+/// Include <glm/ext/matrix_relational.hpp> to use the features of this extension.
+///
+/// @see ext_vector_relational
+/// @see ext_scalar_relational
+/// @see ext_quaternion_relational
+
+#pragma once
+
+// Dependencies
+#include "../detail/qualifier.hpp"
+
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	pragma message("GLM: GLM_EXT_matrix_relational extension included")
+#endif
+
+namespace glm
+{
+	/// @addtogroup ext_matrix_relational
+	/// @{
+
+	/// Perform a component-wise equal-to comparison of two matrices.
+	/// Return a boolean vector which components value is True if this expression is satisfied per column of the matrices.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point or integer scalar types
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y);
+
+	/// Perform a component-wise not-equal-to comparison of two matrices.
+	/// Return a boolean vector which components value is True if this expression is satisfied per column of the matrices.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point or integer scalar types
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y);
+
+	/// Returns the component-wise comparison of |x - y| < epsilon.
+	/// True if this expression is satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point or integer scalar types
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon);
+
+	/// Returns the component-wise comparison of |x - y| < epsilon.
+	/// True if this expression is satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point or integer scalar types
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, T, Q> const& epsilon);
+
+	/// Returns the component-wise comparison of |x - y| < epsilon.
+	/// True if this expression is not satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point or integer scalar types
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, T epsilon);
+
+	/// Returns the component-wise comparison of |x - y| >= epsilon.
+	/// True if this expression is not satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point or integer scalar types
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, T, Q> const& epsilon);
+
+	/// Returns the component-wise comparison between two vectors in term of ULPs.
+	/// True if this expression is satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, int ULPs);
+
+	/// Returns the component-wise comparison between two vectors in term of ULPs.
+	/// True if this expression is satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> equal(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, int, Q> const& ULPs);
+
+	/// Returns the component-wise comparison between two vectors in term of ULPs.
+	/// True if this expression is not satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, int ULPs);
+
+	/// Returns the component-wise comparison between two vectors in term of ULPs.
+	/// True if this expression is not satisfied.
+	///
+	/// @tparam C Integer between 1 and 4 included that qualify the number of columns of the matrix
+	/// @tparam R Integer between 1 and 4 included that qualify the number of rows of the matrix
+	/// @tparam T Floating-point
+	/// @tparam Q Value from qualifier enum
+	template<length_t C, length_t R, typename T, qualifier Q>
+	GLM_FUNC_DECL GLM_CONSTEXPR vec<C, bool, Q> notEqual(mat<C, R, T, Q> const& x, mat<C, R, T, Q> const& y, vec<C, int, Q> const& ULPs);
+
+	/// @}
+}//namespace glm
+
+#include "matrix_relational.inl"