root/OpenSceneGraph/trunk/include/osgParticle/VariableRateCounter @ 13041

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1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * OpenSceneGraph Public License for more details.
12*/
13//osgParticle - Copyright (C) 2002 Marco Jez
14
15#ifndef OSGPARTICLE_VARIABLERATE_COUNTER
16#define OSGPARTICLE_VARIABLERATE_COUNTER 1
17
18#include <osgParticle/Counter>
19#include <osgParticle/range>
20
21#include <osg/CopyOp>
22#include <osg/Object>
23
24namespace osgParticle
25{
26
27    class VariableRateCounter: public Counter {
28    public:
29        inline VariableRateCounter();
30        inline VariableRateCounter(const VariableRateCounter& copy, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);
31
32        virtual const char* libraryName() const { return "osgParticle"; }
33        virtual const char* className() const { return "VariableRateCounter"; }
34        virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const VariableRateCounter *>(obj) != 0; }
35
36        inline const rangef& getRateRange() const;
37        inline void setRateRange(const rangef& r);
38        inline void setRateRange(float minrange, float maxrange);
39
40    protected:
41        virtual ~VariableRateCounter() {}
42
43    private:
44        rangef _rate_range;
45    };
46
47    // INLINE FUNCTIONS
48
49    inline VariableRateCounter::VariableRateCounter()
50    : Counter(), _rate_range(1, 1)
51    {
52    }
53
54    inline VariableRateCounter::VariableRateCounter(const VariableRateCounter& copy, const osg::CopyOp& copyop)
55    : Counter(copy, copyop), _rate_range(copy._rate_range)
56    {
57    }
58
59    inline const rangef &VariableRateCounter::getRateRange() const
60    {
61        return _rate_range;
62    }
63
64    inline void VariableRateCounter::setRateRange(const rangef& r)
65    {
66        _rate_range = r;
67    }
68
69    inline void VariableRateCounter::setRateRange(float minrange, float maxrange)
70    {
71        _rate_range.set(minrange, maxrange);
72    }
73
74}
75
76
77#endif
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