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SoLOD.h
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1/*
2 *
3 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * Further, this software is distributed without any warranty that it is
16 * free of the rightful claim of any third person regarding infringement
17 * or the like. Any license provided herein, whether implied or
18 * otherwise, applies only to this software file. Patent licenses, if
19 * any, provided herein do not apply to combinations of this program with
20 * other software, or any other product whatsoever.
21 *
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 *
26 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
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29 * http://www.sgi.com
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31 * For further information regarding this notice, see:
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35 */
36
37
38/*
39 * Copyright (C) 1990,91 Silicon Graphics, Inc.
40 *
41 _______________________________________________________________________
42 ______________ S I L I C O N G R A P H I C S I N C . ____________
43 |
44 | Description:
45 | This file defines the SoLOD node class.
46 |
47 | Author(s) : Gavin Bell
48 |
49 ______________ S I L I C O N G R A P H I C S I N C . ____________
50 _______________________________________________________________________
51 */
52
53#ifndef _SO_LOD_
54#define _SO_LOD_
55
59
60
63
121
122class INVENTOR_API SoLOD : public SoGroup {
123
125
126 public:
128
129
132
135
137
140
142 SoLOD(int nChildren);
143
144 SoEXTENDER public:
146 virtual void doAction(SoAction *action);
147 virtual void callback(SoCallbackAction *action);
148 virtual void GLRender(SoGLRenderAction *action);
149 virtual void rayPick(SoRayPickAction *action);
151
155 virtual void GLRenderBelowPath(SoGLRenderAction *action);
156 virtual void GLRenderInPath(SoGLRenderAction *action);
157 virtual void GLRenderOffPath(SoGLRenderAction *action);
158
159 SoINTERNAL public:
160 static void initClass();
161
162 protected:
163 virtual ~SoLOD();
164
165 virtual int whichToTraverse(SoAction *);
166};
167
168#endif /* _SO_LOD_ */
#define SoEXTENDER
Provide inline template functions for abs, swap, min, max, and clamp.
Definition SbBasic.h:154
#define SoINTERNAL
Definition SbBasic.h:155
#define INVENTOR_API
Disable some annoying warnings on MSVC 6.
Definition SbSystem.h:77
#define SO_NODE_HEADER(className)
Non-abstract classes have everything abstract classes have, plus a way to create an instance.
Definition SoSubNode.h:170
Abstract base class for all actions.
Definition SoAction.h:179
Performs a generic traversal of the scene graph.
Renders a scene graph using OpenGL.
Computes bounding box of a scene.
Base class for all group nodes.
Definition SoGroup.h:104
Distance-based level-of-detail switching group node.
Definition SoLOD.h:122
virtual void rayPick(SoRayPickAction *action)
virtual void GLRenderBelowPath(SoGLRenderAction *action)
These methods make render traversal faster by implementing different rendering paths corresponding to...
virtual int whichToTraverse(SoAction *)
SoSFVec3f center
Object-space center of the model.
Definition SoLOD.h:134
SoLOD()
Creates a distance-based level-of-detail node with default settings.
SoLOD(int nChildren)
Creates a distance-based level-of-detail node with default settings.
virtual void GLRenderOffPath(SoGLRenderAction *action)
virtual void getBoundingBox(SoGetBoundingBoxAction *action)
SoMFFloat range
World-space distances to use as switching criteria.
Definition SoLOD.h:131
virtual void GLRenderInPath(SoGLRenderAction *action)
virtual void GLRender(SoGLRenderAction *action)
These virtual functions implement all of the actions for nodes, Most of the default implementations d...
virtual void doAction(SoAction *action)
Implement actions:
virtual ~SoLOD()
virtual void callback(SoCallbackAction *action)
static void initClass()
Multiple-value field containing any number of floating point values.
Definition SoMFFloat.h:82
Intersects objects with a ray cast into scene.
Field containing a three-dimensional vector.
Definition SoSFVec3f.h:79