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ddgcloud.h

This is the verbatim text of the ddgcloud.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.
*/
#ifndef _ddgCloud_Class
#define _ddgCloud_Class

#include "util/ddgclock.h"
#include "struct/ddgdome.h"
#include "render/ddgvbuf.h"
#include "render/ddgtexture.h"
class WEXP ddgCloud : public ddgVBuffer {
    typedef ddgVBuffer super;
        ddgDome                 _dome;
        ddgImage        *_image;
        unsigned short  _octaves;
        float   _cover;
        float   _bright;
        ddgColor4       _cday;
        ddgColor4       _ctwilight;
        ddgColor4       _cnight;
        ddgVector2 _drift;
        ddgTexture *_texture;
        _init(ddgImage *i);
public:
        ddgCloud( unsigned short textureSize, unsigned int o = 5, float size = 4900  );
        ddgCloud( ddgImage *i, float size = 4900 );

        bool init(ddgContext *ctx );

        bool draw(ddgContext *c );
        ddgImage *image(void) { return _image;}
        void color( ddgColor4 *d, ddgColor4 *t, ddgColor4 *n)
        { _cday.set(d); _ctwilight.set(t); _cnight.set(n); }
        void drift(  float dx, float dy ) { _drift.set(dx,dy); }
        void texture( ddgTexture *t ) { _texture = t; }
        ddgTexture * texture( void ) { return _texture; }
};
#endif

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