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SoDepthBufferElement.h
1 #ifndef COIN_SODEPTHBUFFERELEMENT_H
2 #define COIN_SODEPTHBUFFERELEMENT_H
3 
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35 
36 #include <Inventor/elements/SoElement.h>
37 #include <Inventor/elements/SoSubElement.h>
38 #include <Inventor/SbVec2f.h>
39 
40 class COIN_DLL_API SoDepthBufferElement : public SoElement {
41  typedef SoElement inherited;
42  SO_ELEMENT_HEADER(SoDepthBufferElement);
43 
44 public:
45  static void initClass(void);
46 
47  enum DepthWriteFunction {
48  NEVER,
49  ALWAYS,
50  LESS,
51  LEQUAL,
52  EQUAL,
53  GEQUAL,
54  GREATER,
55  NOTEQUAL
56  };
57 
58  static void set(SoState * state, SbBool test, SbBool write,
59  DepthWriteFunction function, SbVec2f range);
60 
61  static void get(SoState * state, SbBool & test_out, SbBool & write_out,
62  DepthWriteFunction & function_out, SbVec2f & range_out);
63 
64  static SbBool getTestEnable(SoState * state);
65  static SbBool getWriteEnable(SoState * state);
66  static DepthWriteFunction getFunction(SoState * state);
67  static SbVec2f getRange(SoState * state);
68 
69  virtual void init(SoState * state);
70  virtual void push(SoState * state);
71  virtual void pop(SoState * state,
72  const SoElement * prevTopElement);
73 
74  virtual SbBool matches(const SoElement * element) const;
75  virtual SoElement * copyMatchInfo(void) const;
76 
77 protected:
78  virtual ~SoDepthBufferElement();
79 
80  virtual void setElt(SbBool test, SbBool write,
81  DepthWriteFunction function, SbVec2f range);
82 
83  SbBool test;
84  SbBool write;
85  DepthWriteFunction function;
86  SbVec2f range;
87 
88 }; // SoDepthBufferElement
89 
90 #endif // !COIN_SODEPTHBUFFERELEMENT_H
The SbVec2f class is a 2 dimensional vector with floating point coordinates.
Definition: SbVec2f.h:49
static void initClass(void)
Definition: SoElement.cpp:506
virtual SbBool matches(const SoElement *element) const =0
Definition: SoElement.cpp:608
virtual void push(SoState *state)
Definition: SoElement.cpp:569
SoElement is the abstract base class for all elements.
Definition: SoElement.h:43
The SoState class manages the Coin scene graph traversal state data.
Definition: SoState.h:44
virtual void init(SoState *state)
Definition: SoElement.cpp:552
virtual SoElement * copyMatchInfo(void) const =0
The SoDepthBufferElement controls the depth buffer settings.
Definition: SoDepthBufferElement.h:40
virtual void pop(SoState *state, const SoElement *prevTopElement)
Definition: SoElement.cpp:584