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- /// @ref gtx_matrix_query
- /// @file glm/gtx/matrix_query.hpp
- ///
- /// @see core (dependence)
- /// @see gtx_vector_query (dependence)
- ///
- /// @defgroup gtx_matrix_query GLM_GTX_matrix_query
- /// @ingroup gtx
- ///
- /// Include <glm/gtx/matrix_query.hpp> to use the features of this extension.
- ///
- /// Query to evaluate matrix properties
- #pragma once
- // Dependency:
- #include "../glm.hpp"
- #include "../gtx/vector_query.hpp"
- #include <limits>
- #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
- # ifndef GLM_ENABLE_EXPERIMENTAL
- # pragma message("GLM: GLM_GTX_matrix_query is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
- # else
- # pragma message("GLM: GLM_GTX_matrix_query extension included")
- # endif
- #endif
- namespace glm
- {
- /// @addtogroup gtx_matrix_query
- /// @{
- /// Return whether a matrix a null matrix.
- /// From GLM_GTX_matrix_query extension.
- template<typename T, qualifier Q>
- GLM_FUNC_DECL bool isNull(mat<2, 2, T, Q> const& m, T const& epsilon);
- /// Return whether a matrix a null matrix.
- /// From GLM_GTX_matrix_query extension.
- template<typename T, qualifier Q>
- GLM_FUNC_DECL bool isNull(mat<3, 3, T, Q> const& m, T const& epsilon);
- /// Return whether a matrix is a null matrix.
- /// From GLM_GTX_matrix_query extension.
- template<typename T, qualifier Q>
- GLM_FUNC_DECL bool isNull(mat<4, 4, T, Q> const& m, T const& epsilon);
- /// Return whether a matrix is an identity matrix.
- /// From GLM_GTX_matrix_query extension.
- template<length_t C, length_t R, typename T, qualifier Q, template<length_t, length_t, typename, qualifier> class matType>
- GLM_FUNC_DECL bool isIdentity(matType<C, R, T, Q> const& m, T const& epsilon);
- /// Return whether a matrix is a normalized matrix.
- /// From GLM_GTX_matrix_query extension.
- template<typename T, qualifier Q>
- GLM_FUNC_DECL bool isNormalized(mat<2, 2, T, Q> const& m, T const& epsilon);
- /// Return whether a matrix is a normalized matrix.
- /// From GLM_GTX_matrix_query extension.
- template<typename T, qualifier Q>
- GLM_FUNC_DECL bool isNormalized(mat<3, 3, T, Q> const& m, T const& epsilon);
- /// Return whether a matrix is a normalized matrix.
- /// From GLM_GTX_matrix_query extension.
- template<typename T, qualifier Q>
- GLM_FUNC_DECL bool isNormalized(mat<4, 4, T, Q> const& m, T const& epsilon);
- /// Return whether a matrix is an orthonormalized matrix.
- /// From GLM_GTX_matrix_query extension.
- template<length_t C, length_t R, typename T, qualifier Q, template<length_t, length_t, typename, qualifier> class matType>
- GLM_FUNC_DECL bool isOrthogonal(matType<C, R, T, Q> const& m, T const& epsilon);
- /// @}
- }//namespace glm
- #include "matrix_query.inl"
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