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C-/C++-Quelltext

bool CCharacter::GroundCollision(CObject* pObject)
{
    if (!(Model || pObject))
        return false;

    return tbModelHitsModel(  CollisionModel, GetMatrix(), tbMatrixInvert(GetMatrix()),
                                pObject->CollisionModel, pObject->GetMatrix(), tbMatrixInvert(pObject->GetMatrix()));
}

C-/C++-Quelltext

// h-Datei

class CObject
{
protected:
    tbMatrix    RotationMatrix;

public:

    CObject();
    virtual ~CObject();

    tbModel*    Model;
    tbModel*    CollisionModel;

    tbVector3   Position;
    tbVector3   Direction;

    virtual tbMatrix GetMatrix()    { return RotationMatrix* tbMatrixTranslation(Position); }

    virtual tbResult LoadModel(char* pFileName, char* pPrefix = NULL, char* pPostfix = NULL);
    virtual void Render();
    virtual void Move(float fNumSecsPassed);
    virtual void RotateY(float pAngle);

    // verschiedene Methoden wie GetWidth()...

};

// cpp-Datei

void CObject::RotateY(float pAngle)
{
    tbMatrix mRotate = tbMatrixRotationY(pAngle);
    Direction = tbVector3Normalize( tbVector3(tbMatrix(Direction)*mRotate) );
    RotationMatrix *= mRotate;
}

C-/C++-Quelltext

void CCharacter::Move(float fNumSecsPassed)
{
    ...
    if (CGame::Instance().Objects[ i ] && GroundCollision(CGame::Instance().Objects[ i ]))
        IsJumping = false;
    ...
}