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SoTimeCounter.h
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23 
24 #ifndef COIN_SOTIMECOUNTER_H
25 #define COIN_SOTIMECOUNTER_H
26 
27 #include <Inventor/engines/SoSubEngine.h>
28 #include <Inventor/engines/SoEngineOutput.h>
29 #include <Inventor/fields/SoSFTime.h>
30 #include <Inventor/fields/SoSFFloat.h>
31 #include <Inventor/fields/SoMFFloat.h>
32 #include <Inventor/fields/SoSFBool.h>
33 #include <Inventor/fields/SoSFTrigger.h>
34 #include <Inventor/fields/SoSFShort.h>
35 
36 class COIN_DLL_API SoTimeCounter : public SoEngine {
37  typedef SoEngine inherited;
38  SO_ENGINE_HEADER(SoTimeCounter);
39 
40 public:
50 
51  SoEngineOutput output; // SoSFShort
52  SoEngineOutput syncOut; // SoSFTrigger
53 
54  SoTimeCounter();
55  static void initClass();
56 
57 protected:
58  virtual ~SoTimeCounter(void);
59 
60  virtual void inputChanged(SoField * which);
61  virtual void writeInstance(SoOutput * out);
62 
63 private:
64  virtual void evaluate(void);
65  void calcStarttime(short value);
66 
67  SbBool ispaused;
68  double pausetimeincycle;
69  SbBool firstoutputenable;
70  short outputvalue;
71  int numsteps;
72  int stepnum;
73  double starttime;
74  double cyclelen;
75  short findOutputValue(double timeincycle) const;
76  void calcDutySteps(void);
77  void calcNumSteps(void);
78 
79  SbList <double> dutylimits;
80 };
81 
82 #endif // !COIN_SOTIMECOUNTER_H

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