Quaternion.hpp

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//
//  CeresEngine - A game development framework
//
//  Created by Rogiel Sulzbach.
//  Copyright (c) 2018-2022 Rogiel Sulzbach. All rights reserved.
//
 
#pragma once
 
#include "Forward.hpp"
#include "CeresEngine/Macros.hpp"
 
#include "CeresEngine/Foundation/Hash.hpp"
 
#include <glm/ext/quaternion_geometric.hpp>
#include <glm/ext/quaternion_transform.hpp>
#include <glm/ext/quaternion_trigonometric.hpp>
#include <glm/gtc/quaternion.hpp>
 
namespace CeresEngine::inline Math {
 
    template<typename T = double> using TQuaternion = glm::qua<T, glm::highp>;
 
    using Quaternion CE_SCRIPT_EXPORT(name = "Quaternion<double>", external = true, plain = true)
    = TQuaternion<double>;
 
    using Quaternionf CE_SCRIPT_EXPORT(name = "Quaternion<float>", external = true, plain = true)
    = TQuaternion<float>;
 
} // namespace CeresEngine::inline Math
 
#define IMPORT_FROM_GLM(Symbol)          \
    namespace CeresEngine::inline Math { \
        using glm::Symbol;               \
    }
IMPORT_FROM_GLM(lerp)
IMPORT_FROM_GLM(slerp)
IMPORT_FROM_GLM(conjugate)
IMPORT_FROM_GLM(eulerAngles)
IMPORT_FROM_GLM(roll)
IMPORT_FROM_GLM(pitch)
IMPORT_FROM_GLM(yaw)
IMPORT_FROM_GLM(angle)
IMPORT_FROM_GLM(angleAxis)
#undef IMPORT_FROM_GLM
 
template<typename T> struct std::hash<CeresEngine::Math::TQuaternion<T>> {
    using Type = CeresEngine::Math::TQuaternion<T>;
    constexpr size_t operator()(const Type& obj) const { return CeresEngine::hash(obj[0], obj[1], obj[2], obj[4]); }
};
 
#define REFL_DECLARE_CE_QUATERNION(T)
REFL_DECLARE_CE_QUATERNION(double);
REFL_DECLARE_CE_QUATERNION(float);