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SoModelMatrixElement.h
1 #ifndef COIN_SOMODELMATRIXELEMENT_H
2 #define COIN_SOMODELMATRIXELEMENT_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/SbMatrix.h>
29 #include <Inventor/lists/SbPList.h>
30
31 class COIN_DLL_API SoModelMatrixElement : public SoAccumulatedElement {
32 typedef SoAccumulatedElement inherited;
33
34 SO_ELEMENT_HEADER(SoModelMatrixElement);
35 public:
36 static void initClass(void);
37 protected:
38 virtual ~SoModelMatrixElement();
39
40 public:
41 virtual void init(SoState * state);
42 virtual void push(SoState * state);
43 virtual SbBool matches(const SoElement * element) const;
44 static void makeIdentity(SoState * const state, SoNode * const node);
45 static void set(SoState * const state, SoNode * const node,
46 const SbMatrix & matrix);
47 static void setCullMatrix(SoState * state, SoNode * node,
48 const SbMatrix & matrix);
49 static void mult(SoState * const state, SoNode * const node,
50 const SbMatrix & matrix);
51 static void translateBy(SoState * const state, SoNode * const node,
52 const SbVec3f & translation);
53 static void rotateBy(SoState * const state, SoNode * const node,
54 const SbRotation & rotation);
55 static void scaleBy(SoState * const state, SoNode * const node,
56 const SbVec3f & scaleFactor);
57
58 static SbMatrix pushMatrix(SoState * const state);
59 static void popMatrix(SoState * const state, const SbMatrix & matrix);
60
61 static const SbMatrix & getCombinedCullMatrix(SoState * const state);
62 static const SbMatrix & get(SoState * const state);
63 static const SbMatrix & get(SoState * const state, SbBool & isIdentity);
64
65 const SbMatrix & getModelMatrix(void) const;
66
67 protected:
68 virtual void makeEltIdentity(void);
69 virtual void setElt(const SbMatrix & matrix);
70 virtual void multElt(const SbMatrix & matrix);
71 virtual void translateEltBy(const SbVec3f & translation);
72 virtual void rotateEltBy(const SbRotation & rotation);
73 virtual void scaleEltBy(const SbVec3f & scaleFactor);
74 virtual SbMatrix pushMatrixElt(void);
75 virtual void popMatrixElt(const SbMatrix & matrix);
76
77 protected:
78 SbMatrix modelMatrix;
79 SbMatrix cullMatrix;
80 SbMatrix combinedMatrix;
81 uint32_t flags;
82
83 };
84
85 #endif // !COIN_SOMODELMATRIXELEMENT_H

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