| http://www.sim.no/ http://www.coin3d.org/

- Main Page
- Related Pages
- Modules
- Classes
- Files

- File List
- File Members

SoGate.h
1 /**************************************************************************\
2 *
3 * This file is part of the Coin 3D visualization library.
4 * Copyright (C) by Kongsberg Oil & Gas Technologies.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * ("GPL") version 2 as published by the Free Software Foundation.
9 * See the file LICENSE.GPL at the root directory of this source
10 * distribution for additional information about the GNU GPL.
11 *
12 * For using Coin with software that can not be combined with the GNU
13 * GPL, and for taking advantage of the additional benefits of our
14 * support services, please contact Kongsberg Oil & Gas Technologies
15 * about acquiring a Coin Professional Edition License.
16 *
17 * See http://www.coin3d.org/ for more information.
18 *
19 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
20 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
21 *
22 \**************************************************************************/
23
24 #ifndef COIN_SOGATE_H
25 #define COIN_SOGATE_H
26
27 #include <Inventor/engines/SoSubEngine.h>
28 #include <Inventor/fields/SoMField.h>
29 #include <Inventor/fields/SoSFBool.h>
30 #include <Inventor/fields/SoSFTrigger.h>
31
32 class SoEngineOutput;
33
34
35 class COIN_DLL_API SoGate : public SoEngine {
36 typedef SoEngine inherited;
37
38 SO_ENGINE_HEADER(SoGate);
39
40 public:
41 static void initClass(void);
42 SoGate(SoType type);
43
44 SoSFBool enable;
45 SoSFTrigger trigger;
46 SoMField * input;
47
48 SoEngineOutput * output;
49
50 protected:
51 virtual void inputChanged(SoField * which);
52
53 private:
54 SoGate(void);
55 virtual ~SoGate(void);
56
57 virtual void evaluate(void);
58
59 virtual SbBool readInstance(SoInput * in, unsigned short flags);
60 virtual void writeInstance(SoOutput * out);
61
62 void initialize(const SoType inputfieldtype);
63
64 virtual void copyContents(const SoFieldContainer * from,
65 SbBool copyconnections);
66
67 // SoGate instances uses a dynamic set of inputs and outputs, as
68 // they are not common for all instances of the class (like for most
69 // of the other engines).
70 SoFieldData * dynamicinput;
71 SoEngineOutputData * dynamicoutput;
72
73 // Avoid a g++/egcs warning due to the private default constructor.
74 friend class dummy;
75 };
76
77 #endif // !COIN_SOGATE_H

Copyright © 1998-2010 by Kongsberg Oil & Gas Technologies. All rights reserved.