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SoVRMLVertexShape.h
1 /**************************************************************************\
2 *
3 * This file is part of the Coin 3D visualization library.
4 * Copyright (C) by Kongsberg Oil & Gas Technologies.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * ("GPL") version 2 as published by the Free Software Foundation.
9 * See the file LICENSE.GPL at the root directory of this source
10 * distribution for additional information about the GNU GPL.
11 *
12 * For using Coin with software that can not be combined with the GNU
13 * GPL, and for taking advantage of the additional benefits of our
14 * support services, please contact Kongsberg Oil & Gas Technologies
15 * about acquiring a Coin Professional Edition License.
16 *
17 * See http://www.coin3d.org/ for more information.
18 *
19 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
20 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
21 *
22 \**************************************************************************/
23
24 #ifndef COIN_SOVRMLVERTEXSHAPE_H
25 #define COIN_SOVRMLVERTEXSHAPE_H
26
27 #include <Inventor/nodes/SoSubNode.h>
28 #include <Inventor/VRMLnodes/SoVRMLGeometry.h>
29 #include <Inventor/fields/SoSFNode.h>
30 #include <Inventor/fields/SoSFBool.h>
31 #include <Inventor/elements/SoMaterialBindingElement.h>
32
33 class SoNormalCache;
34 class SoNormalBundle;
35 class SoState;
36 class SoCoordinateElement;
37 class SoVRMLVertexShapeP;
38
39 class COIN_DLL_API SoVRMLVertexShape : public SoVRMLGeometry
40 {
41 typedef SoVRMLGeometry inherited;
42 SO_NODE_ABSTRACT_HEADER(SoVRMLVertexShape);
43
44 public:
45 static void initClass(void);
46
47 SoSFNode coord;
48 SoSFNode texCoord;
49 SoSFNode normal;
50 SoSFNode color;
51 SoSFBool colorPerVertex;
52 SoSFBool normalPerVertex;
53
54 enum Binding {
55 OVERALL = SoMaterialBindingElement::OVERALL,
56 PER_PART = SoMaterialBindingElement::PER_PART,
57 PER_PART_INDEXED = SoMaterialBindingElement::PER_PART_INDEXED,
58 PER_FACE = SoMaterialBindingElement::PER_FACE,
59 PER_FACE_INDEXED = SoMaterialBindingElement::PER_FACE_INDEXED,
60 PER_VERTEX = SoMaterialBindingElement::PER_VERTEX,
61 PER_VERTEX_INDEXED = SoMaterialBindingElement::PER_VERTEX_INDEXED
62 };
63
64 virtual SbBool generateDefaultNormals(SoState * s, SoNormalBundle * nb);
65 virtual SbBool generateDefaultNormals(SoState * s, SoNormalCache * nc);
66
67 virtual void doAction(SoAction * action);
68 virtual void GLRender(SoGLRenderAction * action);
69 virtual void getBoundingBox(SoGetBoundingBoxAction * action);
70 virtual void callback(SoCallbackAction * action);
71 virtual void pick(SoPickAction * action);
72
73 virtual void notify(SoNotList * list);
74
75 protected:
76 SoVRMLVertexShape(void);
77 virtual ~SoVRMLVertexShape();
78
79 virtual SbBool shouldGLRender(SoGLRenderAction * action);
80
81 void setNormalCache(SoState * s, int numNormals, SbVec3f * normals);
82 SoNormalCache * getNormalCache(void) const;
83
84 SoNormalCache * generateAndReadLockNormalCache(SoState * const state);
85 void getVertexData(SoState * state,
86 const SoCoordinateElement *& coords,
87 const SbVec3f *& normals,
88 const SbBool neednormals);
89
90 void readLockNormalCache(void);
91 void readUnlockNormalCache(void);
92
93 private:
94
95 void writeLockNormalCache(void);
96 void writeUnlockNormalCache(void);
97
98 SoVRMLVertexShapeP * pimpl;
99 }; // class SoVRMLVertexShape
100
101 #endif // ! COIN_SOVRMLVERTEXSHAPE_H

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