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SoCalculator.h
1/**************************************************************************\
2 *
3 * This file is part of the Coin 3D visualization library.
4 * Copyright (C) by Kongsberg Oil & Gas Technologies.
5 *
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8 * ("GPL") version 2 as published by the Free Software Foundation.
9 * See the file LICENSE.GPL at the root directory of this source
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17 * See http://www.coin3d.org/ for more information.
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22\**************************************************************************/
23
24#ifndef COIN_SOCALCULATOR_H
25#define COIN_SOCALCULATOR_H
26
27#include <Inventor/engines/SoSubEngine.h>
28#include <Inventor/engines/SoEngineOutput.h>
29#include <Inventor/fields/SoMFFloat.h>
30#include <Inventor/fields/SoMFVec3f.h>
31#include <Inventor/fields/SoMFString.h>
32#include <Inventor/lists/SbList.h>
33
34class SoCalculatorP;
35
36class COIN_DLL_API SoCalculator : public SoEngine {
37 typedef SoEngine inherited;
38
39 SO_ENGINE_HEADER(SoCalculator);
40
41public:
42 // inputs
43 SoMFFloat a, b, c, d, e, f, g, h;
44 SoMFVec3f A, B, C, D, E, F, G, H;
46
47 // outputs
48 SoEngineOutput oa, ob, oc, od; // (SoMFFloat)
49 SoEngineOutput oA, oB, oC, oD; // (SoMFVec3f)
50
51 SoCalculator(void);
52
53 static void initClass(void);
54
55protected:
56 virtual ~SoCalculator(void);
57
58 virtual void inputChanged(SoField * which);
59
60private:
61 virtual void evaluate(void);
62
63 static void readfieldcb(const char *name, float *data, void *cbdata);
64 static void writefieldcb(const char *name, float *data, int comp, void *cbdata);
65
66 void evaluateExpression(struct so_eval_node *node, const int fieldidx);
67 void findUsed(struct so_eval_node *node, char *inused, char *outused);
68
69 SoCalculatorP * pimpl;
70};
71
72#endif // !COIN_SOCALCULATOR_H
General purpose calculator for floats and 3D float vectors.
Definition SoCalculator.h:36
SoEngineOutput oA
Definition SoCalculator.h:49
SoMFVec3f A
Definition SoCalculator.h:44
SoMFString expression
Definition SoCalculator.h:45
SoMFFloat a
Definition SoCalculator.h:43
SoEngineOutput oa
Definition SoCalculator.h:48
The SoEngineOutput class is the output slots in SoEngine instances.
Definition SoEngineOutput.h:36
SoEngine is the base class for Coin engines.
Definition SoEngine.h:34
virtual void evaluate(void)=0
virtual void inputChanged(SoField *which)
Definition SoEngine.cpp:290
The SoField class is the top-level abstract base class for fields.
Definition SoField.h:38
The SoMFFloat class is a container for floating point values.
Definition SoMFFloat.h:30
The SoMFString class is a container for SbString values.
Definition SoMFString.h:31
The SoMFVec3f class is a container for SbVec3f vectors.
Definition SoMFVec3f.h:31

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