SoMFUniformShaderParameter.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
 
#ifndef  _SO_MF_UNIFORM_SHADER_PARAMETER_
#define  _SO_MF_UNIFORM_SHADER_PARAMETER_
 
#include <Inventor/fields/SoSubField.h>
#include <Inventor/nodes/SoShaderParameter.h>
 
class  SoMFUniformShaderParameter : public SoMField {
 
  SO_MFIELD_REQUIRED_HEADER(SoMFUniformShaderParameter);
  SO_MFIELD_CONSTRUCTOR_HEADER(SoMFUniformShaderParameter);
  SO_MFIELD_VALUE_HEADER(SoMFUniformShaderParameter, SoUniformShaderParameter *, SoUniformShaderParameter *);
  SO_MFIELD_SETVALUESPOINTER_HEADER(SoUniformShaderParameter *);
 
  void addShaderParameter(SoUniformShaderParameter *shaderParameter);
 
  void insertShaderParameter(SoUniformShaderParameter *shaderParameter, int newUniformShaderParameterIndex);
 
  SoUniformShaderParameter *getShaderParameter(int index) const;
 
  int findShaderParameter(const SoUniformShaderParameter *shaderParameter) const;
 
  SoUniformShaderParameter* findUniformParameterByName(const SbString& name);
 
  int getNumShaderParameters() const;
 
  void removeShaderParameter(int index);
 
  void removeShaderParameter(SoUniformShaderParameter *shaderParameter)
  { removeShaderParameter(findShaderParameter(shaderParameter)); }
 
  void removeShaderParameter(const SbString& name);
 
  void removeAllShaderParameters();
 
  void replaceShaderParameter(int index, SoUniformShaderParameter *newUniformShaderParameter);
 
  void replaceShaderParameter(SoUniformShaderParameter *oldUniformShaderParameter,
                              SoUniformShaderParameter *newUniformShaderParameter)
  { replaceShaderParameter(findShaderParameter(oldUniformShaderParameter), newUniformShaderParameter); }
 
  SoUniformShaderParameter** startEditing();
 
  void finishEditing();
 
  private:
  static void initClass();
  static void exitClass();
 
  // Update a copied field to use the copy of each uniform shader parameter if there is one
  virtual void fixCopy(SbBool copyConnections);
 
  // Override this to also check the stored uniform shader parameters
  virtual SbBool referencesCopy() const;
 
private:
  // Override this to maintain write-references in uniform shader parameters
  virtual void countWriteRefs(SoOutput *out) const;
 
  // Changes value in field without doing other notification stuff.
  // Keeps track of references and auditors.
  void setVal(int index, SoUniformShaderParameter *newValue);
 
  static bool hasGivenName(SbString name, const SoShaderParameter* param);
 
  SoUniformShaderParameter** m_oldValues;
  int m_oldNum;
};
 
#endif /* _SO_MF_UNIFORM_SHADER_PARAMETER_ */