Transform.hpp

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/*
Copyright (C) 2013-2019,2025,2026 Rodrigo Jose Hernandez Cordoba
 
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
 
http://www.apache.org/licenses/LICENSE-2.0
 
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef AEONGAMES_TRANSFORM_H
#define AEONGAMES_TRANSFORM_H
 
#include "aeongames/Platform.hpp"
#include "aeongames/Vector3.hpp"
#include "aeongames/Quaternion.hpp"
 
namespace AeonGames
{
    class AABB;
    class Transform
    {
    public:
        DLL Transform();
        DLL Transform ( const Vector3& aScale, const Quaternion& aRotation, const Vector3& aTranslation );
        DLL Transform ( const Vector3& aScale, const Vector3& aRotation, const Vector3& aTranslation );
        DLL Transform ( const float* aData );
        DLL void Get ( float* aData ) const;

        DLL const Vector3& GetScale() const;
        DLL const Quaternion& GetRotation() const;
        DLL const Vector3& GetTranslation() const;

        DLL void SetScale ( const Vector3& aScale );
        DLL void SetRotation ( const Quaternion& aRotation );
        DLL void SetTranslation ( const Vector3& aTranslation );

        DLL void Move ( float x, float y, float z );

        DLL void MoveInObjectSpace ( float x, float y, float z );

        DLL void RotateObjectSpace ( float angle, float x, float y, float z );
        DLL void RotateInertialSpace ( float angle, float x, float y, float z );
 
        // This should be a message
        //void ApplyLinearVelocityInObjectSpace ( Velocity& velocity, float delta );

        DLL void ResetRotation();

        DLL const Matrix4x4 GetMatrix() const;

        DLL const Matrix3x3 GetScaleRotationMatrix() const;

        DLL const Matrix4x4 GetInvertedMatrix() const;
        DLL Transform& Invert();
        DLL const Transform GetInverted() const;


        DLL Transform& operator*= ( const Transform& lhs );
 
    protected:
        Vector3 mScale{1, 1, 1};
        Quaternion mRotation{1, 0, 0, 0}; 
        Vector3 mTranslation{0, 0, 0}; 
    };

    DLL const Transform operator* ( const Transform& lhs, const Transform& rhs );
    DLL const AABB operator* ( const Transform& lhs, const AABB& rhs );
    DLL const bool operator== ( const Transform& lhs, const Transform& rhs );
    DLL const Transform Interpolate ( const Transform& aTransform0, const Transform& aTransform1, const Transform& aTransform2, const Transform& aTransform3, double aInterpolation );
}
#endif