#include <processor.h>
Inheritance diagram for EMAN::DirectionalSumProcessor:
Public Member Functions | ||||
virtual string | get_name () const | |||
Get the processor's name. | ||||
virtual EMData * | process (const EMData *const image) | |||
| ||||
virtual void | process_inplace (EMData *) | |||
| ||||
virtual TypeDict | get_param_types () const | |||
Get processor parameter information in a dictionary. | ||||
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 = "misc.directional_sum" |
direction | The direction of the sum, either x,y or z |
Definition at line 5474 of file processor.h.
string EMAN::DirectionalSumProcessor::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 5508 of file processor.h.
05509 { 05510 return "Calculates the projection of the image along one of the axial directions, either x, y or z"; 05511 }
virtual string EMAN::DirectionalSumProcessor::get_name | ( | ) | const [inline, virtual] |
Get the processor's name.
Each processor is identified by a unique name.
Implements EMAN::Processor.
Definition at line 5477 of file processor.h.
References NAME.
05478 { 05479 return NAME; 05480 }
virtual TypeDict EMAN::DirectionalSumProcessor::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.
Reimplemented from EMAN::Processor.
Definition at line 5499 of file processor.h.
References EMAN::EMObject::INT, EMAN::TypeDict::put(), and EMAN::EMObject::STRING.
05500 { 05501 TypeDict d; 05502 d.put("axis", EMObject::STRING,"The direction of the sum, either x,y or z. Returned axes are xy, xz or zy."); 05503 d.put("first", EMObject::INT,"The first position along the speficied axis to use in the sum. Neg val -> nx/y/z+first (default=0)"); 05504 d.put("last", EMObject::INT,"The last position along the speficied axis to use in the sum. Neg val -> nx/y/z+last (default=-1)"); 05505 return d; 05506 }
static Processor* EMAN::DirectionalSumProcessor::NEW | ( | ) | [inline, static] |
Definition at line 5482 of file processor.h.
05483 { 05484 return new DirectionalSumProcessor(); 05485 }
InvalidParameterException | raised if the direction parameter is not "x", "y" or "z" |
Reimplemented from EMAN::Processor.
Definition at line 6710 of file processor.cpp.
References EMAN::EMData::get_value_at(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), InvalidParameterException, EMAN::Processor::params, EMAN::Dict::set_default(), EMAN::EMData::set_size(), EMAN::EMData::set_value_at(), EMAN::EMData::update(), and x.
06710 { 06711 string dir = params.set_default("axis", ""); 06712 if ( dir == "" || ( dir != "x" && dir != "y" && dir != "z" ) ) 06713 throw InvalidParameterException("The direction parameter must be either x, y, or z"); 06714 06715 int nx = image->get_xsize(); 06716 int ny = image->get_ysize(); 06717 int nz = image->get_zsize(); 06718 06719 int a0 = params.set_default("first", 0); 06720 int a1 = params.set_default("last", -1); 06721 06722 EMData* ret = new EMData; 06723 // compress one of the dimensions 06724 if ( dir == "x" ) { 06725 ret->set_size(nz,ny); 06726 06727 // bounds checks 06728 if (a0<0) a0+=nx; 06729 if (a1<0) a1+=nx; 06730 if (a0<0) a0=0; 06731 if (a1<0) a1=0; 06732 if (a0>=nx) a0=nx-1; 06733 if (a1>=nx) a1=nx-1; 06734 06735 for (int y=0; y<ny; y++) { 06736 for (int z=0; z<nz; z++) { 06737 double sum=0.0; 06738 for (int x=a0; x<=a1; x++) sum+=image->get_value_at(x,y,z); 06739 ret->set_value_at(z,y,(float)sum); 06740 } 06741 } 06742 } 06743 else if ( dir == "y" ) { 06744 ret->set_size(nx,nz); 06745 06746 // bounds checks 06747 if (a0<0) a0+=ny; 06748 if (a1<0) a1+=ny; 06749 if (a0<0) a0=0; 06750 if (a1<0) a1=0; 06751 if (a0>=ny) a0=ny-1; 06752 if (a1>=ny) a1=ny-1; 06753 06754 for (int x=0; x<nx; x++) { 06755 for (int z=0; z<nz; z++) { 06756 double sum=0.0; 06757 for (int y=a0; y<=a1; y++) sum+=image->get_value_at(x,y,z); 06758 ret->set_value_at(x,z,(float)sum); 06759 } 06760 } 06761 } 06762 else if ( dir == "z" ) { 06763 ret->set_size(nx,ny); 06764 06765 // bounds checks 06766 if (a0<0) a0+=nz; 06767 if (a1<0) a1+=nz; 06768 if (a0<0) a0=0; 06769 if (a1<0) a1=0; 06770 if (a0>=nz) a0=nz-1; 06771 if (a1>=nz) a1=nz-1; 06772 06773 for (int y=0; y<ny; y++) { 06774 for (int x=0; x<nx; x++) { 06775 double sum=0.0; 06776 for (int z=a0; z<=a1; z++) sum+=image->get_value_at(x,y,z); 06777 ret->set_value_at(x,y,(float)sum); 06778 } 06779 } 06780 } 06781 06782 ret->update(); 06783 return ret; 06784 }
virtual void EMAN::DirectionalSumProcessor::process_inplace | ( | EMData * | ) | [inline, virtual] |
InvalidCallException | raised if this function is called |
Implements EMAN::Processor.
Definition at line 5495 of file processor.h.
References InvalidCallException.
05495 { 05496 throw InvalidCallException("The directional sum processor does not work inplace"); 05497 }
const string DirectionalSumProcessor::NAME = "misc.directional_sum" [static] |