#include <processor.h>
Inheritance diagram for EMAN::LinearPyramidProcessor:
Public Member Functions | |
string | get_name () const |
Get the processor's name. | |
void | process_inplace (EMData *image) |
To process an image in-place. | |
string | get_desc () const |
Get the descrition of this specific processor. | |
Static Public Member Functions | |
static Processor * | NEW () |
Static Public Attributes | |
static const string | NAME = "math.linearpyramid" |
Definition at line 2694 of file processor.h.
string EMAN::LinearPyramidProcessor::get_desc | ( | ) | const [inline, virtual] |
Get the descrition of this specific processor.
This function must be overwritten by a subclass.
Implements EMAN::Processor.
Definition at line 2709 of file processor.h.
02710 { 02711 return "Multiplies image by a 'linear pyramid', 1-(|x-xsize/2|*|y-ysize/2|*4/(xsize*ysize))"; 02712 }
string EMAN::LinearPyramidProcessor::get_name | ( | ) | const [inline, virtual] |
Get the processor's name.
Each processor is identified by a unique name.
Implements EMAN::Processor.
Definition at line 2697 of file processor.h.
References NAME.
02698 { 02699 return NAME; 02700 }
static Processor* EMAN::LinearPyramidProcessor::NEW | ( | ) | [inline, static] |
Definition at line 2704 of file processor.h.
02705 { 02706 return new LinearPyramidProcessor(); 02707 }
void LinearPyramidProcessor::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.
image | The image to be processed. |
Implements EMAN::Processor.
Definition at line 943 of file processor.cpp.
References abs, EMAN::EMData::get_data(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), ImageDimensionException, nx, ny, EMAN::EMData::update(), x, and y.
00943 { 00944 00945 if (image->get_zsize()!=1) { throw ImageDimensionException("Only 2-D images supported"); } 00946 00947 float *d=image->get_data(); 00948 int nx=image->get_xsize(); 00949 int ny=image->get_ysize(); 00950 00951 for (int y=0; y<ny; y++) { 00952 for (int x=0; x<nx; x++) { 00953 int l=x+y*nx; 00954 d[l]*=1.0f-abs(x-nx/2)*abs(y-ny/2)*4.0f/(nx*ny); 00955 } 00956 } 00957 image->update(); 00958 }
const string LinearPyramidProcessor::NAME = "math.linearpyramid" [static] |