Open Inventor Release 2024.2.0
 
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SoTransformSeparator.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5 * UNPUBLISHED -- Rights reserved under the copyright laws of the United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 : Paul S. Strauss (MMM yyyy)
25** Modified by : Nick Thompson (MMM yyyy)
26**=======================================================================*/
27/*=======================================================================
28 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
29 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
30 *** ***
31 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
32 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
33 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
34 *** ***
35 *** RESTRICTED RIGHTS LEGEND ***
36 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
37 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
38 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
39 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
40 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
41 *** ***
42 *** COPYRIGHT (C) 1996-2022 BY FEI S.A.S, ***
43 *** BORDEAUX, FRANCE ***
44 *** ALL RIGHTS RESERVED ***
45**=======================================================================*/
46/*=======================================================================
47** Modified by : VSG (MMM YYYY)
48**=======================================================================*/
49
50
51#ifndef _SO_TRANSFORM_SEPARATOR_
52#define _SO_TRANSFORM_SEPARATOR_
53
54#include <Inventor/nodes/SoGroup.h>
55
57namespace inventor {
58 namespace node {
59 class SoSetMatrix;
60 }
61}
65//
66// Class: SoTransformSeparator
67//
68// TransformSeparator group node: isolates any transformations under
69// the node from the rest of the graph. In effect, this node acts as
70// a separator for just modeling transformations; it saves the model
71// matrix before traversing children and restores it afterwards.
72//
74
109
110 SO_NODE_HEADER(SoTransformSeparator);
111
112 public:
113 // No fields
114
119
123 SoTransformSeparator(int nChildren);
124
125 private:
126 // Implement actions
127 virtual void doAction(SoAction *action);
128 virtual void callback(SoCallbackAction *action);
129 virtual void GLRender(SoGLRenderAction *action);
130 virtual void pick(SoPickAction *action);
131 virtual void getBoundingBox(SoGetBoundingBoxAction *action);
132 virtual void getMatrix(SoGetMatrixAction *action);
133 virtual void getPrimitiveCount(SoGetPrimitiveCountAction *action);
134 virtual void handleEvent(SoHandleEventAction* action);
135
136 private:
137 static void initClass();
138 static void exitClass();
139
140 private:
141 virtual ~SoTransformSeparator();
142
143private:
144
145 // Node used to restore current model matrix.
146 inventor::node::SoSetMatrix* m_setModelMatrix;
147};
148
149#endif /* _SO_TRANSFORM_SEPARATOR_ */
150
Abstract base class for all actions.
Definition SoAction.h:132
Performs a generic traversal of a scene graph or path.
Renders a scene graph using Open Inventor's Render Engine.
Computes bounding box of a scene.
Computes transformation matrix for a subgraph.
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> Counts number of...
Base class for all group nodes.
Definition SoGroup.h:122
Allows nodes in a graph to receive input events.
Abstract base class for picking objects in a scene.
Group node that saves and restores transformation state.
SoTransformSeparator()
Creates a transform separator node with default settings.
SoTransformSeparator(int nChildren)
Constructor that takes approximate number of children.