#include <processor.h>
Inheritance diagram for EMAN::TestImageAxes:
Public Member Functions | |
virtual void | process_inplace (EMData *image) |
Make an image where the axes (where x,y and z=0) are some nono zero value. | |
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 Processor * | NEW () |
Static Public Attributes | |
static const string | NAME = "testimage.axes" |
radius | the radial length of the lines from the origin | |
fill | the value to assign to pixels made non zero |
Definition at line 6051 of file processor.h.
virtual string EMAN::TestImageAxes::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 6065 of file processor.h.
virtual string EMAN::TestImageAxes::get_name | ( | ) | const [inline, virtual] |
Get the processor's name.
Each processor is identified by a unique name.
Implements EMAN::Processor.
Definition at line 6060 of file processor.h.
References NAME.
06061 { 06062 return NAME; 06063 }
virtual TypeDict EMAN::TestImageAxes::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 6075 of file processor.h.
References EMAN::EMObject::FLOAT, and EMAN::TypeDict::put().
06076 { 06077 TypeDict d; 06078 d.put("int", EMObject::FLOAT, "radius of the lines emanating from the origin"); 06079 d.put("fill", EMObject::FLOAT, "value to make non-zero pixels"); 06080 return d; 06081 }
static Processor* EMAN::TestImageAxes::NEW | ( | ) | [inline, static] |
void TestImageAxes::process_inplace | ( | EMData * | image | ) | [virtual] |
Make an image where the axes (where x,y and z=0) are some nono zero value.
image | the image to operate upon |
Implements EMAN::Processor.
Definition at line 7120 of file processor.cpp.
References min, EMAN::Processor::params, EMAN::TestImageProcessor::preprocess(), EMAN::Dict::set_default(), and EMAN::EMData::update().
07121 { 07122 preprocess(image); 07123 07124 float fill = params.set_default("fill", 1.0f); 07125 // get the central coordinates 07126 int cx = nx/2; 07127 int cy = ny/2; 07128 int cz = nz/2; 07129 07130 // Offsets are used to detect when "the extra pixel" needs to be filled in 07131 // They are implemented on the assumption that for odd dimensions 07132 // the "center pixel" is the center pixel, but for even dimensions the "center 07133 // pixel" is displaced in the positive direction by 1 07134 int xoffset = (nx % 2 == 0? 1:0); 07135 int yoffset = (ny % 2 == 0? 1:0); 07136 int zoffset = (nz % 2 == 0? 1:0); 07137 07138 // This should never occur - but if indeed it did occur, the code in this function 07139 // would break - the function would proceed into the final "else" and seg fault 07140 // It is commented out but left for clarity 07141 // if ( nx < 1 || ny < 1 || nz < 1 ) throw ImageDimensionException("Error: one of the image dimensions was less than zero"); 07142 07143 if ( nx == 1 && ny == 1 && nz == 1 ) 07144 { 07145 (*image)(0) = fill; 07146 } 07147 else if ( ny == 1 && nz == 1 ) 07148 { 07149 int radius = params.set_default("radius", cx ); 07150 if ( radius > cx ) radius = cx; 07151 07152 (*image)(cx) = fill; 07153 for ( int i = 1; i <= radius-xoffset; ++i ) (*image)(cx+i) = fill; 07154 for ( int i = 1; i <= radius; ++i ) (*image)(cx-i) = fill; 07155 } 07156 else if ( nz == 1 ) 07157 { 07158 int min = ( nx < ny ? nx : ny ); 07159 min /= 2; 07160 07161 int radius = params.set_default("radius", min ); 07162 if ( radius > min ) radius = min; 07163 07164 (*image)(cx,cy) = fill; 07165 07166 for ( int i = 1; i <= radius-xoffset; ++i ) (*image)(cx+i,cy) = fill; 07167 for ( int i = 1; i <= radius-yoffset; ++i )(*image)(cx,cy+i) = fill; 07168 07169 for ( int i = 1; i <= radius; ++i ) 07170 { 07171 (*image)(cx-i,cy) = fill; 07172 (*image)(cx,cy-i) = fill; 07173 } 07174 07175 } 07176 else 07177 { 07178 // nx > 1 && ny > 1 && nz > 1 07179 int min = ( nx < ny ? nx : ny ); 07180 if (nz < min ) min = nz; 07181 min /= 2; 07182 07183 int radius = params.set_default("radius", min); 07184 if ( radius > min ) radius = min; 07185 07186 07187 (*image)(cx,cy,cz) = fill; 07188 for ( int i = 1; i <=radius-xoffset; ++i ) (*image)(cx+i,cy,cz) = fill; 07189 for ( int i = 1; i <=radius-yoffset; ++i ) (*image)(cx,cy+i,cz) = fill; 07190 for ( int i = 1; i <=radius-zoffset; ++i ) (*image)(cx,cy,cz+i) = fill; 07191 for ( int i = 1; i <= radius; ++i ) 07192 { 07193 (*image)(cx-i,cy,cz) = fill; 07194 (*image)(cx,cy-i,cz) = fill; 07195 (*image)(cx,cy,cz-i) = fill; 07196 } 07197 } 07198 07199 image->update(); 07200 }
const string TestImageAxes::NAME = "testimage.axes" [static] |