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ddgparticle.h

This is the verbatim text of the ddgparticle.h include file.

/*
    Copyright (C) 1997, 1998, 1999, 2000 by Alex Pfaffe
        (Digital Dawn Graphics Inc)
  
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.
  
    This library 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
    Library General Public License for more details.
  
    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the Free
    Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "struct/ddggroup.h"
#include "struct/ddgcolor.h"
#include "render/ddgtexture.h"


// Create A Structure For Particle
class WEXP ddgParticle
{
        friend class ddgParticleCloud;
        float   _life;
        float   _fade;
        ddgVector3      p;  
        ddgVector3      d;
};


class WEXP ddgParticleCloud : public ddgNode 
{
public:
        enum ddgParticleType{ flare = 0, star, circle };                                
private:
        typedef ddgNode super;

        int             _size;
        ddgParticle *_particle; 
        ddgTexture      *_texture;
        ddgParticleType         _type;
public:
        ddgVector3      force;
        float           drag;
        ddgColor3       color;

        ddgParticleCloud( ddgParticleType t, int s );
        virtual ~ddgParticleCloud();

    bool init( ddgContext *ctx );
                
    bool draw( ddgContext *ctx);


};

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