Coin: SoMultiTextureMatrixElement.h Source File

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SoMultiTextureMatrixElement.h
1#ifndef COIN_SOMULTITEXTUREMATRIXELEMENT_H
2#define COIN_SOMULTITEXTUREMATRIXELEMENT_H
3
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34\**************************************************************************/
35
36#include <Inventor/elements/SoAccumulatedElement.h>
37#include <Inventor/SbMatrix.h>
38
39class SoMultiTextureMatrixElementP;
40
41 class COIN_DLL_API SoMultiTextureMatrixElement : public SoAccumulatedElement {
42 typedef SoAccumulatedElement inherited;
43
44 SO_ELEMENT_HEADER(SoMultiTextureMatrixElement);
45public:
46 static void initClass(void);
47protected:
48 virtual ~SoMultiTextureMatrixElement();
49
50public:
51 virtual void init(SoState * state);
52 virtual void push(SoState * state);
53 static void set(SoState * const state, SoNode * const node,
54 const int unit,
55 const SbMatrix & matrix);
56 static void mult(SoState * const state, SoNode * const node,
57 const int unit,
58 const SbMatrix & matrix);
59 static const SbMatrix & get(SoState * const state, const int unit = 0);
60
61 class UnitData {
62 public:
63 UnitData() : textureMatrix(SbMatrix::identity()) {}
64 UnitData(const UnitData & org) : textureMatrix(org.textureMatrix) {}
65 SbMatrix textureMatrix;
66 };
67
68protected:
69 int getNumUnits() const;
70 UnitData & getUnitData(const int unit);
71 const UnitData & getUnitData(const int unit) const;
72
73 virtual void multElt(const int unit, const SbMatrix & matrix);
74 virtual void setElt(const int unit, const SbMatrix & matrix);
75 virtual const SbMatrix & getElt(const int unit) const;
76
77private:
78 SoMultiTextureMatrixElementP * pimpl;
79
80 public: // Coin-3 support
81 static void makeIdentity(SoState * const state, SoNode * const node, const int unit = 0) {
82 set(state, node, unit, SbMatrix::identity());
83 }
84 static void set(SoState * const state, SoNode * const node,
85 const SbMatrix & matrix) {
86 set(state, node, 0, matrix);
87 }
88 static void mult(SoState * const state, SoNode * const node,
89 const SbMatrix & matrix) {
90 mult(state, node, 0, matrix);
91 }
92 static void translateBy(SoState * const state, SoNode * const node,
93 const SbVec3f & translation) {
94 SbMatrix m;
95 m.setTranslate(translation);
96 mult(state, node, 0, m);
97 }
98 static void rotateBy(SoState * const state, SoNode * const node,
99 const SbRotation & rotation) {
100 SbMatrix m;
101 m.setRotate(rotation);
102 mult(state, node, 0, m);
103 }
104 static void scaleBy(SoState * const state, SoNode * const node,
105 const SbVec3f & scaleFactor) {
106 SbMatrix m;
107 m.setScale(scaleFactor);
108 mult(state, node, 0, m);
109 }
110};
111
112#endif // !COIN_SOTEXTUREMATRIXELEMENT_H
SbMatrix
The SbMatrix class is a 4x4 dimensional representation of a matrix.
Definition SbMatrix.h:47
SbMatrix::setTranslate
void setTranslate(const SbVec3f &t)
Definition SbMatrix.cpp:890
SbMatrix::setScale
void setScale(const float s)
Definition SbMatrix.cpp:860
SbMatrix::setRotate
void setRotate(const SbRotation &q)
Definition SbMatrix.cpp:372
SbMatrix::identity
static SbMatrix identity(void)
Definition SbMatrix.cpp:848
SbRotation
The SbRotation class represents a rotation in 3D space.
Definition SbRotation.h:44
SbVec3f
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition SbVec3f.h:51
SoAccumulatedElement
The SoAccumulatedElement class is an abstract class for storing accumulated state.
Definition SoAccumulatedElement.h:39
SoAccumulatedElement::initClass
static void initClass(void)
Definition SoAccumulatedElement.cpp:69
SoAccumulatedElement::push
virtual void push(SoState *state)
Definition SoAccumulatedElement.cpp:92
SoAccumulatedElement::init
virtual void init(SoState *state)
Definition SoAccumulatedElement.cpp:84
SoMultiTextureMatrixElement::UnitData
Definition SoMultiTextureMatrixElement.h:61
SoMultiTextureMatrixElement
The SoMultiTextureMatrixElement class is used to manage the texture matrix stack for texture units > ...
Definition SoMultiTextureMatrixElement.h:41
SoNode
The SoNode class is the base class for nodes used in scene graphs.
Definition SoNode.h:56
SoState
The SoState class manages the Coin scene graph traversal state data.
Definition SoState.h:44