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SoNormalElement.h
1#ifndef COIN_SONORMALELEMENT_H
2#define COIN_SONORMALELEMENT_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/elements/SoReplacedElement.h>
28#include <Inventor/SbVec3f.h>
29#include <assert.h>
30
31class COIN_DLL_API SoNormalElement : public SoReplacedElement {
33
34 SO_ELEMENT_HEADER(SoNormalElement);
35public:
36 static void initClass(void);
37protected:
38 virtual ~SoNormalElement();
39
40public:
41 virtual void init(SoState * state);
42
43 static void set(SoState * const state, SoNode * const node,
44 const int32_t numNormals, const SbVec3f * const normals,
45 const SbBool normalsAreUnitLength = FALSE);
46
47 static const SoNormalElement * getInstance(SoState * const state);
48 int32_t getNum(void) const;
49 const SbVec3f & get(const int index) const;
50 const SbVec3f *getArrayPtr(void) const;
51
52 SbBool areNormalsUnitLength(void) const;
53
54protected:
55 int32_t numNormals;
57 SbBool unitLength;
58};
59
60#endif // !COIN_SONORMALELEMENT_H
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition SbVec3f.h:40
The SoNode class is the base class for nodes used in scene graphs.
Definition SoNode.h:47
The SoNormalElement class is yet to be documented.
Definition SoNormalElement.h:31
const SbVec3f * normals
Definition SoNormalElement.h:56
int32_t numNormals
Definition SoNormalElement.h:55
The SoReplacedElement class is an abstract element superclass.
Definition SoReplacedElement.h:30
virtual void init(SoState *state)
Definition SoReplacedElement.cpp:79
The SoState class manages the Coin scenegraph traversal state data.
Definition SoState.h:35

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