#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 2738 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 2753 of file processor.h.
02754 { 02755 return "Multiplies image by a 'linear pyramid', 1-(|x-xsize/2|*|y-ysize/2|*4/(xsize*ysize))"; 02756 }
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 2741 of file processor.h.
References NAME.
02742 { 02743 return NAME; 02744 }
static Processor* EMAN::LinearPyramidProcessor::NEW | ( | ) | [inline, static] |
Definition at line 2748 of file processor.h.
02749 { 02750 return new LinearPyramidProcessor(); 02751 }
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 1029 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.
01029 { 01030 01031 if (image->get_zsize()!=1) { throw ImageDimensionException("Only 2-D images supported"); } 01032 01033 float *d=image->get_data(); 01034 int nx=image->get_xsize(); 01035 int ny=image->get_ysize(); 01036 01037 for (int y=0; y<ny; y++) { 01038 for (int x=0; x<nx; x++) { 01039 int l=x+y*nx; 01040 d[l]*=1.0f-abs(x-nx/2)*abs(y-ny/2)*4.0f/(nx*ny); 01041 } 01042 } 01043 image->update(); 01044 }
const string LinearPyramidProcessor::NAME = "math.linearpyramid" [static] |