ColorGradient.h

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/*
--------------------------------------------------------------------------------
This source file is part of SkyX.
Visit http://www.paradise-studios.net/products/skyx/
 
Copyright (C) 2009-2012 Xavier Verguín González <xavyiy@gmail.com>
 
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
 
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt.
--------------------------------------------------------------------------------
*/
 
#ifndef _SkyX_ColorGradient_H_
#define _SkyX_ColorGradient_H_
 
#include "Prerequisites.h"
 
namespace SkyX
{
    class ColorGradient 
    {
    public:
        typedef std::pair<Ogre::Vector3, Ogre::Real> ColorFrame;
 
        ColorGradient();
 
        ~ColorGradient();
 
        inline void addCFrame(const ColorFrame& CFrame)
        {
            CFrameVector.push_back(CFrame);
 
            mMalFormed = !_checkBounds();
        }
 
        inline void clear()
        {
            CFrameVector.clear();
        }
 
        const Ogre::Vector3 getColor(const Ogre::Real& p) const;
 
    private:
        const bool _checkBounds() const;
 
        bool mMalFormed;
 
        std::vector<ColorFrame> CFrameVector;
    };
}
 
#endif