[Robotflow-cvs] RobotFlow/MARIE/src isMarieDataNull.cpp,NONE,1.1 Makefile.am,1.22,1.23

[Dominic L. <ma...@us...>]

Update of /cvsroot/robotflow/RobotFlow/MARIE/src
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv19501

Modified Files:
	Makefile.am 
Added Files:
	isMarieDataNull.cpp 
Log Message:
added isMarieDataNull

Index: Makefile.am
===================================================================
RCS file: /cvsroot/robotflow/RobotFlow/MARIE/src/Makefile.am,v
retrieving revision 1.22
retrieving revision 1.23
diff -C2 -d -r1.22 -r1.23
*** Makefile.am	29 Oct 2004 14:07:19 -0000	1.22
--- Makefile.am	1 Nov 2004 13:20:05 -0000	1.23
***************
*** 52,56 ****
  	extractMarieCommandCamera.cpp \
  	extractMarieCommandMotor.cpp \
! 	extractMarieCommandJoystick.cpp 
  
  install-data-local:
--- 52,57 ----
  	extractMarieCommandCamera.cpp \
  	extractMarieCommandMotor.cpp \
! 	extractMarieCommandJoystick.cpp \
! 	isMarieDataNull.cpp
  
  install-data-local:

--- NEW FILE: isMarieDataNull.cpp ---
#include "BufferedNode.h"
#include "MarieDataNull.h"

namespace marie {

  class isMarieDataNull;
  
  DECLARE_NODE(isMarieDataNull)
    
  /*Node
   * @name isMarieDataNull
   * @category RobotFlow:MARIE:LOGIC
   * @description Verify if we have a MarieDataNull Object.
   *
   * @input_name INPUT
   * @input_type any
   * @input_description any Input to verify
   *
   * @output_name OUTPUT
   * @output_type bool
   * @output_description True if we have a MarieDataNull Object, else false.
   *
   END*/
    
    
    class isMarieDataNull : public BufferedNode {
      
      //inputs
      int m_inputID;
      
      //outputs
      int m_outputID;
      
    public:
      
      isMarieDataNull(string nodeName, ParameterSet params)
	: BufferedNode(nodeName, params) {	
	//inputs
	m_inputID = addInput("INPUT");
	//outputs
	m_outputID = addOutput("OUTPUT");
      }
      
      void calculate(int output_id, int count, Buffer &out) {	
	try
	{	
	  ObjectRef inputValue = getInput(m_inputID,count);
	  MarieDataNull *dataNullPtr = dynamic_cast<MarieDataNull*>(inputValue.get());

	  //verify if we have a valid object
	  if (dataNullPtr) 
	  {
	    out[count] = ObjectRef(Bool::alloc(true));
	  }
	  else
	  {
	    out[count] = ObjectRef(Bool::alloc(false));
	  }
	}
	catch (BaseException *e)
	{
	  e->print(cerr);
	  throw e->add(new GeneralException("Error in isMarieDataNull",__FILE__,__LINE__));
	}
      }//calculate      
    };  
}//namespace marie