Checked in osgParticle, writtten by Marco Jez.

include/osgParticle/VariableRateCounter

@@ -0,0 +1,67 @@
+//C++ header - Open Scene Graph - Copyright (C) 1998-2002 Robert Osfield
+//Distributed under the terms of the GNU Library General Public License (LGPL)
+//as published by the Free Software Foundation.
+//osgParticle - Copyright (C) 2002 Marco Jez
+
+#ifndef OSGPARTICLE_VARIABLERATECOUNTER_
+#define OSGPARTICLE_VARIABLERATECOUNTER_ 1
+
+#include <osgParticle/Counter>
+#include <osgParticle/range>
+
+#include <osg/CopyOp>
+#include <osg/Object>
+
+namespace osgParticle
+{
+
+    class VariableRateCounter: public Counter {
+    public:
+        inline VariableRateCounter();
+        inline VariableRateCounter(const VariableRateCounter &copy, const osg::CopyOp &copyop = osg::CopyOp::SHALLOW_COPY);
+        
+        virtual const char *className() const { return "VariableRateCounter"; }
+        virtual bool isSameKindAs(const osg::Object *obj) const { return dynamic_cast<const VariableRateCounter *>(obj) != 0; }
+        
+        inline const rangef &getRateRange() const;
+        inline void setRateRange(const rangef &r);
+        inline void setRateRange(float minrange, float maxrange);
+        
+    protected:
+        virtual ~VariableRateCounter() {}
+        
+    private:
+        rangef rate_range_;
+    };
+    
+    // INLINE FUNCTIONS
+    
+    inline VariableRateCounter::VariableRateCounter()
+    : Counter(), rate_range_(1, 1)
+    {
+    }
+    
+    inline VariableRateCounter::VariableRateCounter(const VariableRateCounter &copy, const osg::CopyOp &copyop)
+    : Counter(copy, copyop), rate_range_(copy.rate_range_)
+    {
+    }
+    
+    inline const rangef &VariableRateCounter::getRateRange() const
+    {
+        return rate_range_;
+    }
+    
+    inline void VariableRateCounter::setRateRange(const rangef &r)
+    {
+        rate_range_ = r;
+    }
+
+    inline void VariableRateCounter::setRateRange(float minrange, float maxrange)
+    {
+        rate_range_.set(minrange, maxrange);
+    }
+
+}
+
+
+#endif