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- /// @ref gtc_type_ptr
- /// @file glm/gtc/type_ptr.hpp
- ///
- /// @see core (dependence)
- /// @see gtc_quaternion (dependence)
- ///
- /// @defgroup gtc_type_ptr GLM_GTC_type_ptr
- /// @ingroup gtc
- ///
- /// Include <glm/gtc/type_ptr.hpp> to use the features of this extension.
- ///
- /// Handles the interaction between pointers and vector, matrix types.
- ///
- /// This extension defines an overloaded function, glm::value_ptr. It returns
- /// a pointer to the memory layout of the object. Matrix types store their values
- /// in column-major order.
- ///
- /// This is useful for uploading data to matrices or copying data to buffer objects.
- ///
- /// Example:
- /// @code
- /// #include <glm/glm.hpp>
- /// #include <glm/gtc/type_ptr.hpp>
- ///
- /// glm::vec3 aVector(3);
- /// glm::mat4 someMatrix(1.0);
- ///
- /// glUniform3fv(uniformLoc, 1, glm::value_ptr(aVector));
- /// glUniformMatrix4fv(uniformMatrixLoc, 1, GL_FALSE, glm::value_ptr(someMatrix));
- /// @endcode
- ///
- /// <glm/gtc/type_ptr.hpp> need to be included to use the features of this extension.
- #pragma once
- // Dependency:
- #include "../gtc/quaternion.hpp"
- #include "../gtc/vec1.hpp"
- #include "../vec2.hpp"
- #include "../vec3.hpp"
- #include "../vec4.hpp"
- #include "../mat2x2.hpp"
- #include "../mat2x3.hpp"
- #include "../mat2x4.hpp"
- #include "../mat3x2.hpp"
- #include "../mat3x3.hpp"
- #include "../mat3x4.hpp"
- #include "../mat4x2.hpp"
- #include "../mat4x3.hpp"
- #include "../mat4x4.hpp"
- #include <cstring>
- #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
- # pragma message("GLM: GLM_GTC_type_ptr extension included")
- #endif
- namespace glm
- {
- /// @addtogroup gtc_type_ptr
- /// @{
- /// Return the constant address to the data of the input parameter.
- /// @see gtc_type_ptr
- template<typename genType>
- GLM_FUNC_DECL typename genType::value_type const * value_ptr(genType const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<1, T, Q> make_vec1(vec<1, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<1, T, Q> make_vec1(vec<2, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<1, T, Q> make_vec1(vec<3, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<1, T, Q> make_vec1(vec<4, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<2, T, Q> make_vec2(vec<1, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<2, T, Q> make_vec2(vec<2, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<2, T, Q> make_vec2(vec<3, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<2, T, Q> make_vec2(vec<4, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<3, T, Q> make_vec3(vec<1, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<3, T, Q> make_vec3(vec<2, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<3, T, Q> make_vec3(vec<3, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<3, T, Q> make_vec3(vec<4, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<4, T, Q> make_vec4(vec<1, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<4, T, Q> make_vec4(vec<2, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<4, T, Q> make_vec4(vec<3, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template <typename T, qualifier Q>
- GLM_FUNC_DECL vec<4, T, Q> make_vec4(vec<4, T, Q> const& v);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL vec<2, T, defaultp> make_vec2(T const * const ptr);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL vec<3, T, defaultp> make_vec3(T const * const ptr);
- /// Build a vector from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL vec<4, T, defaultp> make_vec4(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<2, 2, T, defaultp> make_mat2x2(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<2, 3, T, defaultp> make_mat2x3(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<2, 4, T, defaultp> make_mat2x4(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<3, 2, T, defaultp> make_mat3x2(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<3, 3, T, defaultp> make_mat3x3(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<3, 4, T, defaultp> make_mat3x4(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<4, 2, T, defaultp> make_mat4x2(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<4, 3, T, defaultp> make_mat4x3(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<4, 4, T, defaultp> make_mat4x4(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<2, 2, T, defaultp> make_mat2(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<3, 3, T, defaultp> make_mat3(T const * const ptr);
- /// Build a matrix from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL mat<4, 4, T, defaultp> make_mat4(T const * const ptr);
- /// Build a quaternion from a pointer.
- /// @see gtc_type_ptr
- template<typename T>
- GLM_FUNC_DECL qua<T, defaultp> make_quat(T const * const ptr);
- /// @}
- }//namespace glm
- #include "type_ptr.inl"
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