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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 4321 of file processor.h.


Member Function Documentation

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

Implements EMAN::NormalizeProcessor.

Definition at line 3717 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.

03718 {
03719         if (!image) {
03720                 LOGWARN("NULL Image");
03721                 return 0;
03722         }
03723         double sum = 0;
03724         int nx = image->get_xsize();
03725         int ny = image->get_ysize();
03726         int nz = image->get_zsize();
03727         float *d = image->get_data();
03728         size_t nyz = ny * nz;
03729 
03730         for (size_t i = 0; i < nyz; i++) {
03731                 size_t l = i * nx;
03732                 size_t r = l + nx - 2;
03733                 sum += d[l] + d[l + 1] + d[r] + d[r + 1];
03734         }
03735         float mean = (float) sum / (4 * nyz);
03736         return mean;
03737 }

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 4334 of file processor.h.

04335                 {
04336                         return "normalizes an image, uses 2 pixels on left and right edge";
04337                 }

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 4324 of file processor.h.

04325                 {
04326                         return NAME;
04327                 }

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

Definition at line 4329 of file processor.h.

04330                 {
04331                         return new NormalizeLREdgeMeanProcessor();
04332                 }


Member Data Documentation

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

Definition at line 151 of file processor.cpp.


The documentation for this class was generated from the following files:
Generated on Thu Nov 17 12:46:20 2011 for EMAN2 by  doxygen 1.3.9.1