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32 
33 #ifndef COIN_SOBOOLOPERATION_H
34 #define COIN_SOBOOLOPERATION_H
35 
36 #include <Inventor/engines/SoSubEngine.h>
37 #include <Inventor/engines/SoEngineOutput.h>
38 #include <Inventor/fields/SoMFBool.h>
39 #include <Inventor/fields/SoMFEnum.h>
40 
41 
42 class COIN_DLL_API SoBoolOperation : public SoEngine {
43   typedef SoEngine inherited;
44 
45   SO_ENGINE_HEADER(SoBoolOperation);
46 
47 public:
48   enum Operation {
49     CLEAR, SET,
50     A, NOT_A,
51     B, NOT_B,
52     A_OR_B, NOT_A_OR_B, A_OR_NOT_B, NOT_A_OR_NOT_B,
53     A_AND_B, NOT_A_AND_B, A_AND_NOT_B, NOT_A_AND_NOT_B,
54     A_EQUALS_B, A_NOT_EQUALS_B
55   };
56 
57   SoMFBool a;
58   SoMFBool b;
59   SoMFEnum operation;
60 
61   SoEngineOutput output;  //SoMFBool
62   SoEngineOutput inverse; //SoMFBool
63 
64   SoBoolOperation();
65 
66   static void initClass();
67 
68 protected:
69   virtual ~SoBoolOperation(void);
70 
71 private:
72   virtual void evaluate();
73 };
74 
75 #endif // !COIN_SOBOOLOPERATION_H
76