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EMAN::NormalizeLREdgeMeanProcessor Class Reference

normalizes an image, uses 2 pixels on left and right edge More...

#include <processor.h>

Inheritance diagram for EMAN::NormalizeLREdgeMeanProcessor:

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Collaboration diagram for EMAN::NormalizeLREdgeMeanProcessor:
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List of all members.

Public Member Functions

string get_name () const
 Get the processor's name.
string get_desc () const
 Get the descrition of this specific processor.

Static Public Member Functions

ProcessorNEW ()

Static Public Attributes

const string NAME = "normalize.lredge"

Protected Member Functions

float calc_mean (EMData *image) const

Detailed Description

normalizes an image, uses 2 pixels on left and right edge

Definition at line 4287 of file processor.h.


Member Function Documentation

float NormalizeLREdgeMeanProcessor::calc_mean EMData image  )  const [protected, virtual]
 

Implements EMAN::NormalizeProcessor.

Definition at line 3628 of file processor.cpp.

References EMAN::EMData::get_data(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), LOGWARN, nx, and ny.

03629 {
03630         if (!image) {
03631                 LOGWARN("NULL Image");
03632                 return 0;
03633         }
03634         double sum = 0;
03635         int nx = image->get_xsize();
03636         int ny = image->get_ysize();
03637         int nz = image->get_zsize();
03638         float *d = image->get_data();
03639         int nyz = ny * nz;
03640 
03641         for (int i = 0; i < nyz; i++) {
03642                 size_t l = i * nx;
03643                 size_t r = l + nx - 2;
03644                 sum += d[l] + d[l + 1] + d[r] + d[r + 1];
03645         }
03646         float mean = (float) sum / (4 * nyz);
03647         return mean;
03648 }

string EMAN::NormalizeLREdgeMeanProcessor::get_desc  )  const [inline, virtual]
 

Get the descrition of this specific processor.

This function must be overwritten by a subclass.

Returns:
The description of this processor.

Implements EMAN::Processor.

Definition at line 4300 of file processor.h.

04301                 {
04302                         return "normalizes an image, uses 2 pixels on left and right edge";
04303                 }

string EMAN::NormalizeLREdgeMeanProcessor::get_name  )  const [inline, virtual]
 

Get the processor's name.

Each processor is identified by a unique name.

Returns:
The processor's name.

Implements EMAN::Processor.

Definition at line 4290 of file processor.h.

04291                 {
04292                         return NAME;
04293                 }

Processor* EMAN::NormalizeLREdgeMeanProcessor::NEW  )  [inline, static]
 

Definition at line 4295 of file processor.h.

04296                 {
04297                         return new NormalizeLREdgeMeanProcessor();
04298                 }


Member Data Documentation

const string NormalizeLREdgeMeanProcessor::NAME = "normalize.lredge" [static]
 

Definition at line 150 of file processor.cpp.


The documentation for this class was generated from the following files:
Generated on Fri Apr 30 15:39:24 2010 for EMAN2 by  doxygen 1.3.9.1