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TriangleProcessor.h

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#ifndef FASTSHOWER_TRIANGLEPROCESSOR_H
#define FASTSHOWER_TRIANGLEPROCESSOR_H

#ifndef FASTSHOWER_IDISTPROCESSOR_H
#include "FastShowerUtils/IDistProcessor.h"
#endif

#ifndef STD_ASSERT_H
#define STD_ASSERT_H
#include <assert.h>
#endif

namespace FastShower{
  class TriangleProcessor: public IDistProcessor{
  public:
    // The following typdef's is an attempt to give 
    // a somewhat more meaningful names to the triangle 
    // base limits.
    // 
    // EndPoint1: refers to the limit with zero height
    // EndPoint2: refers to the limit with max height (f.ex. h)
    // 
    // The area, in this case, is:
    //      A = 0.5 * h * ABS(EndPoint2 - EndPoint1)
    //
    // To be noted: 
    //  EndPoint2 < EndPoint1  =>  right triangle (points to the right)
    //  EndPoint1 > EndPoint2  =>  left  triangle (points to the left)

    typedef double EndPoint1;
    typedef double EndPoint2;
    
    TriangleProcessor(EndPoint1 endPoint1, EndPoint2 endPoint2):
      m_endPoint1(endPoint1),m_endPoint2(endPoint2){assert( fabs(m_endPoint1 - m_endPoint2)>0 );}
    ~TriangleProcessor(){}
    
    virtual double process(double) const;
  private:
    EndPoint1 m_endPoint1;
    EndPoint2 m_endPoint2;
  };
}
#endif

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