1 /* === S I N F G =========================================================== */
3 ** \brief Declares information for defining Metaballs.
5 ** $Id: metaballs.h,v 1.1.1.1 2005/01/04 01:23:09 darco Exp $
8 ** Copyright (c) 2002 Robert B. Quattlebaum Jr.
10 ** This software and associated documentation
11 ** are CONFIDENTIAL and PROPRIETARY property of
12 ** the above-mentioned copyright holder.
14 ** You may not copy, print, publish, or in any
15 ** other way distribute this software without
16 ** a prior written agreement with
17 ** the copyright holder.
20 /* ========================================================================= */
22 /* === S T A R T =========================================================== */
24 #ifndef __SINFG_METABALLS_H
25 #define __SINFG_METABALLS_H
27 /* === H E A D E R S ======================================================= */
29 #include <sinfg/layer_composite.h>
30 #include <sinfg/color.h>
31 #include <sinfg/vector.h>
32 #include <sinfg/value.h>
35 /* === M A C R O S ========================================================= */
37 /* === T Y P E D E F S ===================================================== */
39 /* === C L A S S E S & S T R U C T S ======================================= */
40 class Metaballs : public sinfg::Layer_Composite
42 SINFG_LAYER_MODULE_EXT
48 std::vector<sinfg::Point> centers;
49 std::vector<sinfg::Real> radii;
50 std::vector<sinfg::Real> weights;
52 sinfg::Real threshold;
55 sinfg::Real totaldensity(const sinfg::Point &pos)const;
61 virtual bool set_param(const sinfg::String & param, const sinfg::ValueBase &value);
63 virtual sinfg::ValueBase get_param(const sinfg::String & param)const;
65 virtual sinfg::Color get_color(sinfg::Context context, const sinfg::Point &pos)const;
67 virtual bool accelerated_render(sinfg::Context context,sinfg::Surface *surface,int quality, const sinfg::RendDesc &renddesc, sinfg::ProgressCallback *cb)const;
69 virtual Vocab get_param_vocab()const;
70 }; // END of class Metaballs
72 /* === E N D =============================================================== */