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EMAN::AddMaskShellProcessor Class Reference

Add additional shells/rings to an existing 1/0 mask image. More...

#include <processor.h>

Inheritance diagram for EMAN::AddMaskShellProcessor:

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Collaboration diagram for EMAN::AddMaskShellProcessor:

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List of all members.

Public Member Functions

virtual void process_inplace (EMData *image)
 To process an image in-place.
virtual string get_name () const
 Get the processor's name.
virtual string get_desc () const
 Get the descrition of this specific processor.
virtual TypeDict get_param_types () const
 Get processor parameter information in a dictionary.

Static Public Member Functions

static ProcessorNEW ()

Static Public Attributes

static const string NAME = "mask.addshells"

Detailed Description

Add additional shells/rings to an existing 1/0 mask image.

Parameters:
nshells number of shells to add

Definition at line 5017 of file processor.h.


Member Function Documentation

virtual string EMAN::AddMaskShellProcessor::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 5027 of file processor.h.

05028                 {
05029                         return "Add additional shells/rings to an existing 1/0 mask image";
05030                 }

virtual string EMAN::AddMaskShellProcessor::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 5022 of file processor.h.

References NAME.

05023                 {
05024                         return NAME;
05025                 }

virtual TypeDict EMAN::AddMaskShellProcessor::get_param_types  )  const [inline, virtual]
 

Get processor parameter information in a dictionary.

Each parameter has one record in the dictionary. Each record contains its name, data-type, and description.

Returns:
A dictionary containing the parameter info.

Reimplemented from EMAN::Processor.

Definition at line 5037 of file processor.h.

References EMAN::EMObject::INT, and EMAN::TypeDict::put().

05038                 {
05039                         TypeDict d;
05040                         d.put("nshells", EMObject::INT, "number of shells to add");
05041                         return d;
05042                 }

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

Definition at line 5032 of file processor.h.

05033                 {
05034                         return new AddMaskShellProcessor();
05035                 }

void AddMaskShellProcessor::process_inplace EMData image  )  [virtual]
 

To process an image in-place.

For those processors which can only be processed out-of-place, override this function to just print out some error message to remind user call the out-of-place version.

Parameters:
image The image to be processed.

Implements EMAN::Processor.

Definition at line 5441 of file processor.cpp.

References EMAN::EMData::get_data(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), LOGERR, LOGWARN, EMAN::Processor::params, EMAN::EMData::update(), and x.

05442 {
05443         if (!image) {
05444                 LOGWARN("NULL Image");
05445                 return;
05446         }
05447 
05448         int nx = image->get_xsize();
05449         int ny = image->get_ysize();
05450         int nz = image->get_zsize();
05451 
05452         if (ny == 1) {
05453                 LOGERR("Tried to add mask shell to 1d image");
05454                 return;
05455         }
05456 
05457         int num_shells = params["nshells"];
05458 
05459         float *d = image->get_data();
05460         float k = 0.99999f;
05461         int nxy = nx * ny;
05462 
05463         if (nz == 1) {
05464                 for (int i = 0; i < num_shells; i++) {
05465                         for (int y = 1; y < ny - 1; y++) {
05466                                 int cur_y = y * nx;
05467 
05468                                 for (int x = 1; x < nx - 1; x++) {
05469                                         int j = x + cur_y;
05470                                         if (!d[j] && (d[j - 1] > k || d[j + 1] > k || d[j + nx] > k || d[j - nx] > k)) {
05471                                                 d[j] = k;
05472                                         }
05473                                 }
05474                         }
05475                         k -= 0.00001f;
05476                 }
05477         }
05478         else {
05479                 for (int i = 0; i < num_shells; i++) {
05480                         for (int z = 1; z < nz - 1; z++) {
05481                                 size_t cur_z = z * nx * ny;
05482 
05483                                 for (int y = 1; y < ny - 1; y++) {
05484                                         size_t cur_y = y * nx + cur_z;
05485 
05486                                         for (int x = 1; x < nx - 1; x++) {
05487                                                 size_t j = x + cur_y;
05488 
05489                                                 if (!d[j] && (d[j - 1] > k || d[j + 1] > k || d[j + nx] > k ||
05490                                                                           d[j - nx] > k || d[j - nxy] > k || d[j + nxy] > k)) {
05491                                                         d[j] = k;
05492                                                 }
05493                                         }
05494                                 }
05495                         }
05496 
05497                         k -= 0.00001f;
05498                 }
05499         }
05500 
05501         size_t size = nx * ny * nz;
05502         for (size_t i = 0; i < size; i++) {
05503                 if (d[i]) {
05504                         d[i] = 1;
05505                 }
05506                 else {
05507                         d[i] = 0;
05508                 }
05509         }
05510 
05511         image->update();
05512 }


Member Data Documentation

const string AddMaskShellProcessor::NAME = "mask.addshells" [static]
 

Definition at line 5044 of file processor.h.

Referenced by get_name().


The documentation for this class was generated from the following files:
Generated on Tue May 25 17:37:36 2010 for EMAN2 by  doxygen 1.4.4