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SoCalculator.h
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32 
33 #ifndef COIN_SOCALCULATOR_H
34 #define COIN_SOCALCULATOR_H
35 
36 #include <Inventor/engines/SoSubEngine.h>
37 #include <Inventor/engines/SoEngineOutput.h>
38 #include <Inventor/fields/SoMFFloat.h>
39 #include <Inventor/fields/SoMFVec3f.h>
40 #include <Inventor/fields/SoMFString.h>
41 #include <Inventor/lists/SbList.h>
42 
43 class SoCalculatorP;
44 
45 class COIN_DLL_API SoCalculator : public SoEngine {
46  typedef SoEngine inherited;
47 
48  SO_ENGINE_HEADER(SoCalculator);
49 
50 public:
51  // inputs
52  SoMFFloat a, b, c, d, e, f, g, h;
53  SoMFVec3f A, B, C, D, E, F, G, H;
55 
56  // outputs
57  SoEngineOutput oa, ob, oc, od; // (SoMFFloat)
58  SoEngineOutput oA, oB, oC, oD; // (SoMFVec3f)
59 
60  SoCalculator(void);
61 
62  static void initClass(void);
63 
64 protected:
65  virtual ~SoCalculator(void);
66 
67  virtual void inputChanged(SoField * which);
68 
69 private:
70  virtual void evaluate(void);
71 
72  static void readfieldcb(const char *name, float *data, void *cbdata);
73  static void writefieldcb(const char *name, float *data, int comp, void *cbdata);
74 
75  void evaluateExpression(struct so_eval_node *node, const int fieldidx);
76  void findUsed(struct so_eval_node *node, char *inused, char *outused);
77 
78  SoCalculatorP * pimpl;
79 };
80 
81 #endif // !COIN_SOCALCULATOR_H
The SoMFFloat class is a container for floating point values.
Definition: SoMFFloat.h:39
SoEngineOutput oD
Definition: SoCalculator.h:58
SoEngine is the base class for Coin engines.
Definition: SoEngine.h:43
The SoField class is the top-level abstract base class for fields.
Definition: SoField.h:47
SoEngineOutput od
Definition: SoCalculator.h:57
SoMFFloat h
Definition: SoCalculator.h:52
virtual void inputChanged(SoField *which)
Definition: SoEngine.cpp:300
The SoMFString class is a container for SbString values.
Definition: SoMFString.h:40
General purpose calculator for floats and 3D float vectors.
Definition: SoCalculator.h:45
The SoEngineOutput class is the output slots in SoEngine instances.
Definition: SoEngineOutput.h:45
SoMFString expression
Definition: SoCalculator.h:54
virtual void evaluate(void)=0
SoMFVec3f H
Definition: SoCalculator.h:53
The SoMFVec3f class is a container for SbVec3f vectors.
Definition: SoMFVec3f.h:40