Open Inventor Release 2024.1.3
 
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SoCounter.h
1/*=======================================================================
2 * Copyright 1991-1996, Silicon Graphics, Inc.
3 * ALL RIGHTS RESERVED
4 *
5 * UNPUBLISHED -- Rights reserved under the copyright laws of the United
6 * States. Use of a copyright notice is precautionary only and does not
7 * imply publication or disclosure.
8 *
9 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND:
10 * Use, duplication or disclosure by the Government is subject to restrictions
11 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights
12 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or
13 * in similar or successor clauses in the FAR, or the DOD or NASA FAR
14 * Supplement. Contractor/manufacturer is Silicon Graphics, Inc.,
15 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311.
16 *
17 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY
18 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION,
19 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY
20 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON
21 * GRAPHICS, INC.
22**=======================================================================*/
23/*=======================================================================
24** Author : Ronen Barzel (MMM yyyy)
25**=======================================================================*/
26/*=======================================================================
27 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
28 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
29 *** ***
30 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
31 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
32 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
33 *** ***
34 *** RESTRICTED RIGHTS LEGEND ***
35 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
36 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
37 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
38 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
39 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
40 *** ***
41 *** COPYRIGHT (C) 1996-2014 BY FEI S.A.S, ***
42 *** BORDEAUX, FRANCE ***
43 *** ALL RIGHTS RESERVED ***
44**=======================================================================*/
45/*=======================================================================
46** Modified by : VSG (MMM YYYY)
47**=======================================================================*/
48
49
50#ifndef _SO_COUNTER_
51#define _SO_COUNTER_
52
53#include <Inventor/engines/SoSubEngine.h>
54#include <Inventor/fields/SoSFShort.h>
55#include <Inventor/fields/SoSFBool.h>
56#include <Inventor/fields/SoSFTrigger.h>
57
103class SoCounter : public SoEngine {
104
105 SO_ENGINE_HEADER(SoCounter);
106
107 public:
128
137
142
143 private:
144
145 static void initClass();
146 static void exitClass();
147
148 private:
149 virtual void inputChanged(SoField *whichInput);
150
151 // Evaluation method
152 virtual void evaluate();
153
154 // Destructor
155 ~SoCounter();
156 private:
157 enum Todo {
158 RECALC = (1<<0),
159 RESET = (1<<1),
160 STEP = (1<<2)
161 };
162 unsigned int todo;
163 int nStages;
164 int curStage;
165 struct Stage {
166 int val; // counter value for stage
167 } *stages;
168};
169
170#endif /* _SO_COUNTER_ */
171
Triggered integer counter.
Definition SoCounter.h:103
SoSFShort reset
At the next trigger, reset the counter to the specified value.
Definition SoCounter.h:127
SoSFShort max
Maximum value for the counter.
Definition SoCounter.h:115
SoSFShort min
Minimum value for the counter.
Definition SoCounter.h:111
SoCounter()
Constructor.
SoEngineOutput syncOut
( SoSFTrigger ) Triggers at cycle start.
Definition SoCounter.h:136
SoSFTrigger trigger
Go to the next step.
Definition SoCounter.h:123
SoEngineOutput output
( SoSFShort ) Counts min-to-max in step increments.
Definition SoCounter.h:132
SoSFShort step
Counter step value.
Definition SoCounter.h:119
Base class for all engines.
Definition SoEngine.h:133
Class for all engine outputs.
Definition SoEngine.h:282
Base class for all fields.
Definition SoField.h:234
Field containing a short integer.
Definition SoSFShort.h:81
Field used to trigger engines or connection networks.
Definition SoSFTrigger.h:85