1 #ifndef COIN_SOMULTITEXTUREENABLEDELEMENT_H
2 #define COIN_SOMULTITEXTUREENABLEDELEMENT_H
3 
4 /**************************************************************************\
5  * Copyright (c) Kongsberg Oil & Gas Technologies AS
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13  * this list of conditions and the following disclaimer.
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15  * Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in the
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21  * this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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34 \**************************************************************************/
35 
36 #include <Inventor/elements/SoElement.h>
37 #include <Inventor/elements/SoSubElement.h>
38 
39 class SoMultiTextureEnabledElementP;
40 
41 class COIN_DLL_API SoMultiTextureEnabledElement : public SoElement {
42   typedef SoElement inherited;
43 
44   SO_ELEMENT_HEADER(SoMultiTextureEnabledElement);
45 public:
46   static void initClass(void);
47 protected:
48   virtual ~SoMultiTextureEnabledElement();
49 
50 public:
51   enum Mode {
52     DISABLED = 0,
53     TEXTURE2D,
54     RECTANGLE,
55     CUBEMAP,
56     TEXTURE3D
57   };
58 
59   virtual void init(SoState * state);
60   static void set(SoState * state,
61                   SoNode * node,
62                   const int unit,
63                   const SbBool enabled);
64 
65   static SbBool get(SoState * state, const int unit = 0);
66   virtual void setElt(const int unit, const int mode);
67 
68   virtual void push(SoState * state);
69   virtual SbBool matches(const SoElement * elem) const;
70   SoElement * copyMatchInfo(void) const;
71 
72   static const SbBool * getEnabledUnits(SoState * state,
73                                         int & lastenabled);
74   static const Mode * getActiveUnits(SoState * state,
75                                      int & lastenabled);
76 
77   static void enableRectangle(SoState * state, SoNode * node, const int unit = 0);
78   static void enableCubeMap(SoState * state, SoNode * node, const int unit = 0);
79   static void enableTexture3(SoState * state, SoNode * node, const int unit = 0);
80   static Mode getMode(SoState * state, const int unit = 0);
81   static void disableAll(SoState * state);
82 
83   // Coin-3 support
set(SoState * state,const SbBool enabled)84   static void set(SoState * state,
85                   const SbBool enabled) {
86     set(state, NULL, 0, enabled);
87   }
88 
set(SoState * state,SoNode * node,const SbBool enabled)89   static void set(SoState * state, SoNode * node,
90                   const SbBool enabled) {
91     set(state, node, 0, enabled);
92   }
93 
94 protected:
95   int getMaxUnits() const;
96   SbBool isEnabled(const int unit) const;
97   Mode getMode(const int unit) const;
98 
99 private:
100   SoMultiTextureEnabledElementP * pimpl;
101 };
102 
103 #endif // !COIN_SOMULTITEXTUREENABLEDELEMENT_H
104