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SoTextureCombineElement.h
1 #ifndef COIN_SOTEXTURECOMBINEELEMENT_H
2 #define COIN_SOTEXTURECOMBINEELEMENT_H
3 
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35 
36 #include <Inventor/elements/SoReplacedElement.h>
37 #include <Inventor/SbVec2s.h>
38 #include <Inventor/SbVec3s.h>
39 #include <Inventor/SbColor4f.h>
40 
41 class SoState;
42 class SoTextureCombineElementP;
43 
44 class COIN_DLL_API SoTextureCombineElement : public SoElement {
45  typedef SoElement inherited;
46 
47  SO_ELEMENT_HEADER(SoTextureCombineElement);
48 public:
49  static void initClass(void);
50 protected:
51  virtual ~SoTextureCombineElement();
52 
53 public:
54 
55  enum Source {
56  PRIMARY_COLOR = 0x8577,
57  TEXTURE = 0x1702,
58  CONSTANT = 0x8576,
59  PREVIOUS = 0x8578
60  };
61  enum Operand {
62  SRC_COLOR = 0x0300,
63  ONE_MINUS_SRC_COLOR = 0x0301,
64  SRC_ALPHA = 0x0302,
65  ONE_MINUS_SRC_ALPHA = 0x0303
66  };
67  enum Operation {
68  REPLACE = 0x1E01,
69  MODULATE = 0x2100,
70  ADD = 0x0104,
71  ADD_SIGNED = 0x8574,
72  SUBTRACT = 0x84E7,
73  INTERPOLATE = 0x8575,
74  DOT3_RGB = 0x86AE,
75  DOT3_RGBA = 0x86AF
76  };
77 
78  virtual void init(SoState * state);
79 
80  static void set(SoState * const state, SoNode * const node,
81  const int unit,
82  const Operation rgboperation,
83  const Operation alphaoperation,
84  const Source * rgbsource,
85  const Source * alphasource,
86  const Operand * rgboperand,
87  const Operand * alphaoperand,
88  const SbColor4f & constantcolor,
89  const float rgbscale,
90  const float alphascale);
91 
92  static SbBool isDefault(SoState * const state,
93  const int unit);
94 
95  static void get(SoState * const state,
96  const int unit,
97  Operation & rgboperation,
98  Operation & alphaoperation,
99  Source * rgbsource,
100  Source * alphasource,
101  Operand * rgboperand,
102  Operand * alphaoperand,
103  SbColor4f & constantcolor,
104  float & rgbscale,
105  float & alphascale);
106 
107  virtual void push(SoState * state);
108  virtual SbBool matches(const SoElement * elem) const;
109  SoElement * copyMatchInfo(void) const;
110 
111  virtual void setElt(const int unit,
112  const SbUniqueId nodeid,
113  const Operation rgboperation,
114  const Operation alphaoperation,
115  const Source * rgbsource,
116  const Source * alphasource,
117  const Operand * rgboperand,
118  const Operand * alphaoperand,
119  const SbColor4f & constantcolor,
120  const float rgbscale,
121  const float alphascale);
122 
123  static void apply(SoState * state, const int unit);
124 
125  class UnitData {
126  public:
127  UnitData();
128  UnitData(const UnitData & org);
129 
130  SbUniqueId nodeid;
131  Source rgbsource[3];
132  Source alphasource[3];
133  Operand rgboperand[3];
134  Operand alphaoperand[3];
135  Operation rgboperation;
136  Operation alphaoperation;
137  SbColor4f constantcolor;
138  float rgbscale;
139  float alphascale;
140  };
141 
142 protected:
143  const UnitData & getUnitData(const int unit) const;
144 
145 private:
146  SoTextureCombineElementP * pimpl;
147 };
148 
149 #endif // !COIN_SOTEXTURECOMBINEELEMENT_H
static void initClass(void)
Definition: SoElement.cpp:506
The SbColor4f class contains the red, green, blue and alpha components which make up a color value...
Definition: SbColor4f.h:42
virtual SbBool matches(const SoElement *element) const =0
Definition: SoElement.cpp:608
The SoTextureCombineElement class is yet to be documented.
Definition: SoTextureCombineElement.h:44
virtual void push(SoState *state)
Definition: SoElement.cpp:569
The SoNode class is the base class for nodes used in scene graphs.
Definition: SoNode.h:56
SoElement is the abstract base class for all elements.
Definition: SoElement.h:43
The SoState class manages the Coin scenegraph traversal state data.
Definition: SoState.h:44
virtual void init(SoState *state)
Definition: SoElement.cpp:552
virtual SoElement * copyMatchInfo(void) const =0
Definition: SoTextureCombineElement.h:125