SoDepthBuffer.h

/*=======================================================================
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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
#ifndef _SO_DEPTH_BUFFER_H_
#define _SO_DEPTH_BUFFER_H_
 
#include <Inventor/SbPImpl.h>
#include <Inventor/nodes/SoNode.h>
#include <Inventor/elements/SoDepthBufferElement.h>
 
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoSFVec2f.h>
 
 
class SoGLRenderAction;
 
SO_PIMPL_PUBLIC_DECLARATION( SoDepthBuffer )
 

class  SoDepthBuffer : public SoNode
{
  SO_NODE_HEADER(SoDepthBuffer);
  SO_PIMPL_PUBLIC_HEADER( SoDepthBuffer )
 
public:
  enum DepthWriteFunction {
    NEVER = SoDepthBufferElement::NEVER,
    LESS = SoDepthBufferElement::LESS ,
    EQUAL = SoDepthBufferElement::EQUAL ,
    LEQUAL = SoDepthBufferElement::LEQUAL,
    GREATER = SoDepthBufferElement::GREATER,
    NOTEQUAL = SoDepthBufferElement::NOTEQUAL,
    GEQUAL = SoDepthBufferElement::GEQUAL,
    ALWAYS = SoDepthBufferElement::ALWAYS
  };

  SoSFBool test;

  SoSFBool write;

  SoSFEnum function;

  SoSFVec2f range;

  SoSFBool clearBuffer;

  SoDepthBuffer();

  inline virtual void setOverride(const SbBool state)
  { override.setValue(state); }

  inline virtual SbBool isOverride() const
  { return override.getValue(); }
 
private:

  virtual void doAction(SoAction *action);

  virtual void callback(SoCallbackAction* action);

  virtual void GLRender(SoGLRenderAction * action);

  virtual void pick(SoPickAction* action);
 
private:
  static void initClass();

  static void exitClass();
 
  SoSFBool override;
 
private:
  virtual ~SoDepthBuffer();
 
private:
  void commonConstructor();
};
 
#endif /* _SO_DEPTH_BUFFER_H_ */