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SoFaceSet.h
1 #ifndef COIN_SOFACESET_H
2 #define COIN_SOFACESET_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/SoNonIndexedShape.h>
29 #include <Inventor/fields/SoMFInt32.h>
30
31 class SoFaceSetP;
32
33 class COIN_DLL_API SoFaceSet : public SoNonIndexedShape {
34 typedef SoNonIndexedShape inherited;
35
36 SO_NODE_HEADER(SoFaceSet);
37
38 public:
39 static void initClass(void);
40 SoFaceSet(void);
41
42 SoMFInt32 numVertices;
43
44 virtual void GLRender(SoGLRenderAction * action);
45 virtual SbBool generateDefaultNormals(SoState * state, SoNormalBundle * nb);
46 virtual void getPrimitiveCount(SoGetPrimitiveCountAction * action);
47
48 protected:
49 virtual ~SoFaceSet();
50
51 virtual void generatePrimitives(SoAction * action);
52 virtual void computeBBox(SoAction * action, SbBox3f & box, SbVec3f & center);
53 virtual SbBool generateDefaultNormals(SoState *, SoNormalCache *);
54
55 private:
56 enum Binding {
57 OVERALL = 0,
58 PER_FACE,
59 PER_VERTEX
60 };
61
62 Binding findMaterialBinding(SoState * const state) const;
63 Binding findNormalBinding(SoState * const state) const;
64 SbBool useConvexCache(SoAction * action);
65 virtual void notify(SoNotList * list);
66
67 SoFaceSetP * pimpl;
68 };
69
70 #endif // !COIN_SOFACESET_H

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