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SoVertexShape.h
1 #ifndef COIN_SOVERTEXSHAPE_H
2 #define COIN_SOVERTEXSHAPE_H
3
4 /**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) by Kongsberg Oil & Gas Technologies.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Kongsberg Oil & Gas Technologies
18 * about acquiring a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25 \**************************************************************************/
26
27 #include <Inventor/nodes/SoSubNode.h>
28 #include <Inventor/nodes/SoShape.h>
29 #include <Inventor/fields/SoSFNode.h>
30 #ifndef COIN_INTERNAL
31 // For Open Inventor compatibility.
32 #include <Inventor/nodes/SoVertexProperty.h>
33 #endif // !COIN_INTERNAL
34
35 class SoNormalBundle;
36 class SoNormalCache;
37 class SbVec3f;
38 class SoTextureCoordinateElement;
39 class SoCoordinateElement;
40 class SoVertexShapeP;
41
42 class COIN_DLL_API SoVertexShape : public SoShape {
43 typedef SoShape inherited;
44
45 SO_NODE_ABSTRACT_HEADER(SoVertexShape);
46
47 public:
48 static void initClass(void);
49
50 SoSFNode vertexProperty;
51
52 virtual void notify(SoNotList * nl);
53 virtual SbBool generateDefaultNormals(SoState * state,
54 SoNormalBundle * bundle);
55 virtual SbBool generateDefaultNormals(SoState * state,
56 SoNormalCache * cache);
57 virtual void write(SoWriteAction * action);
58
59 protected:
60 SoVertexShape(void);
61 virtual ~SoVertexShape();
62
63 virtual SbBool shouldGLRender(SoGLRenderAction * action);
64
65 void setNormalCache(SoState * const state,
66 const int num, const SbVec3f * normals);
67 SoNormalCache * getNormalCache(void) const;
68
69 SoNormalCache * generateAndReadLockNormalCache(SoState * const state);
70 void getVertexData(SoState * state,
71 const SoCoordinateElement *& coords,
72 const SbVec3f *& normals,
73 const SbBool neednormals);
74
75 void readLockNormalCache(void);
76 void readUnlockNormalCache(void);
77
78 private:
79 void writeLockNormalCache(void);
80 void writeUnlockNormalCache(void);
81 SoVertexShapeP * pimpl;
82 };
83
84 #endif // !COIN_SOVERTEXSHAPE_H

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