SoLightElement.h Source File

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SoLightElement.h
1 #ifndef COIN_SOLIGHTELEMENT_H
2 #define COIN_SOLIGHTELEMENT_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/SoAccumulatedElement.h>
28 #include <Inventor/lists/SoNodeList.h>
29 #include <Inventor/lists/SbList.h>
30 #include <Inventor/SbMatrix.h>
31
32 class SoLight;
33
34 class COIN_DLL_API SoLightElement : public SoAccumulatedElement {
35 typedef SoAccumulatedElement inherited;
36
37 SO_ELEMENT_HEADER(SoLightElement);
38 public:
39 static void initClass(void);
40 protected:
41 virtual ~SoLightElement();
42
43 public:
44 virtual void init(SoState * state);
45 virtual void push(SoState * state);
46 static void add(SoState * const state, SoLight * const light,
47 const SbMatrix & matrix);
48 static const SoNodeList & getLights(SoState * const state);
49 static const SbMatrix & getMatrix(SoState * const state,
50 const int index);
51
52 protected:
53 SoNodeList lights;
54 SbList <SbMatrix> * matrixlist;
55
56 private:
57
58 // dummy class needed to initialize didalloc when constructed.
59 class so_light_elem_flag {
60 public:
61 so_light_elem_flag(void) {
62 this->state = FALSE;
63 }
64 SbBool state;
65 };
66 so_light_elem_flag didalloc;
67 };
68
69 #endif // !COIN_SOLIGHTELEMENT_H
SbList< SbMatrix >
SoAccumulatedElement::init
virtual void init(SoState *state)
Definition: SoAccumulatedElement.cpp:66
SoElement
SoElement is the abstract base class for all elements.
Definition: SoElement.h:34
SoState
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:35
SoLightElement
The SoLightElement class manages the currently active light sources.
Definition: SoLightElement.h:34
SbMatrix
The SbMatrix class is a 4x4 dimensional representation of a matrix.SbMatrix is used by many other cla...
Definition: SbMatrix.h:37
SoAccumulatedElement
The SoAccumulatedElement class is an abstract class for storing accumulated state.This is the superclass of elements where new element data accumulates with older data.
Definition: SoAccumulatedElement.h:30
SoNodeList
The SoNodeList class is a container for pointers to SoNode objects.
Definition: SoNodeList.h:31
SoAccumulatedElement::push
virtual void push(SoState *state)
Definition: SoAccumulatedElement.cpp:74
SoLight
The SoLight class is the base class for light emitting nodes.This node type is abstract and does not ...
Definition: SoLight.h:32
SoLightElement::matrixlist
SbList< SbMatrix > * matrixlist
Definition: SoLightElement.h:54
SoLightElement::lights
SoNodeList lights
Definition: SoLightElement.h:53

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