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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 *
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_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
34 class SoCalculatorP;
35
36 class COIN_DLL_API SoCalculator : public SoEngine {
37 typedef SoEngine inherited;
38
39 SO_ENGINE_HEADER(SoCalculator);
40
41 public:
42 // inputs
43 SoMFFloat a, b, c, d, e, f, g, h;
44 SoMFVec3f A, B, C, D, E, F, G, H;
45 SoMFString expression;
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
55 protected:
56 virtual ~SoCalculator(void);
57
58 virtual void inputChanged(SoField * which);
59
60 private:
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
SoMFFloat
The SoMFFloat class is a container for floating point values.This field is used where nodes...
Definition: SoMFFloat.h:30
SoCalculator::oD
SoEngineOutput oD
Definition: SoCalculator.h:49
SoEngine
SoEngine is the base class for Coin engines.Engines enables the application programmers to make compl...
Definition: SoEngine.h:34
SoField
The SoField class is the top-level abstract base class for fields.Fields is the mechanism used throug...
Definition: SoField.h:38
SoCalculator::od
SoEngineOutput od
Definition: SoCalculator.h:48
SoCalculator::h
SoMFFloat h
Definition: SoCalculator.h:43
SoEngine::inputChanged
virtual void inputChanged(SoField *which)
Definition: SoEngine.cpp:290
SoMFString
The SoMFString class is a container for SbString values.This field is used where nodes, engines or other field containers needs to store arrays of strings.
Definition: SoMFString.h:31
SoCalculator
General purpose calculator for floats and 3D float vectors.The SoCalculator uses the values from the ...
Definition: SoCalculator.h:36
SoEngineOutput
The SoEngineOutput class is the output slots in SoEngine instances.SoEngineOutput has methods for con...
Definition: SoEngineOutput.h:36
SoCalculator::expression
SoMFString expression
Definition: SoCalculator.h:45
SoEngine::evaluate
virtual void evaluate(void)=0
SoCalculator::H
SoMFVec3f H
Definition: SoCalculator.h:44
SoMFVec3f
The SoMFVec3f class is a container for SbVec3f vectors.This field is used where nodes, engines or other field containers needs to store an array of vectors with three elements.
Definition: SoMFVec3f.h:31

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