#pragma once #include <GL/glew.h> #include <array> #include <glm/common.hpp> #include <glm/fwd.hpp> template<typename T> struct gl_traits; template<> struct gl_traits<glm::f32> { static constexpr GLenum type {GL_FLOAT}; static constexpr GLint size {1}; }; template<> struct gl_traits<glm::f64> { static constexpr GLenum type {GL_DOUBLE}; static constexpr GLint size {1}; }; template<> struct gl_traits<glm::int8> { static constexpr GLenum type {GL_BYTE}; static constexpr GLint size {1}; }; template<> struct gl_traits<glm::int16> { static constexpr GLenum type {GL_SHORT}; static constexpr GLint size {1}; }; template<> struct gl_traits<glm::int32> { static constexpr GLenum type {GL_INT}; static constexpr GLint size {1}; }; template<> struct gl_traits<glm::uint8> { static constexpr GLenum type {GL_UNSIGNED_BYTE}; static constexpr GLint size {1}; }; template<> struct gl_traits<glm::uint16> { static constexpr GLenum type {GL_UNSIGNED_SHORT}; static constexpr GLint size {1}; }; template<> struct gl_traits<glm::uint32> { static constexpr GLenum type {GL_UNSIGNED_INT}; static constexpr GLint size {1}; }; template<typename T, std::size_t S> struct gl_traits<std::array<T, S>> : public gl_traits<T> { static constexpr GLint size {S * gl_traits<T>::size}; }; template<glm::length_t L, typename T, glm::qualifier Q> struct gl_traits<glm::vec<L, T, Q>> : public gl_traits<T> { static constexpr GLint size {L}; }; template<glm::length_t C, glm::length_t R, typename T, glm::qualifier Q> struct gl_traits<glm::mat<C, R, T, Q>> : public gl_traits<T> { static constexpr GLint size {C * R}; };