#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 6013 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 6027 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 6022 of file processor.h.
References NAME.
06023 { 06024 return NAME; 06025 }
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 6037 of file processor.h.
References EMAN::EMObject::FLOAT, and EMAN::TypeDict::put().
06038 { 06039 TypeDict d; 06040 d.put("int", EMObject::FLOAT, "radius of the lines emanating from the origin"); 06041 d.put("fill", EMObject::FLOAT, "value to make non-zero pixels"); 06042 return d; 06043 }
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 7092 of file processor.cpp.
References min, EMAN::Processor::params, EMAN::TestImageProcessor::preprocess(), EMAN::Dict::set_default(), and EMAN::EMData::update().
07093 { 07094 preprocess(image); 07095 07096 float fill = params.set_default("fill", 1.0f); 07097 // get the central coordinates 07098 int cx = nx/2; 07099 int cy = ny/2; 07100 int cz = nz/2; 07101 07102 // Offsets are used to detect when "the extra pixel" needs to be filled in 07103 // They are implemented on the assumption that for odd dimensions 07104 // the "center pixel" is the center pixel, but for even dimensions the "center 07105 // pixel" is displaced in the positive direction by 1 07106 int xoffset = (nx % 2 == 0? 1:0); 07107 int yoffset = (ny % 2 == 0? 1:0); 07108 int zoffset = (nz % 2 == 0? 1:0); 07109 07110 // This should never occur - but if indeed it did occur, the code in this function 07111 // would break - the function would proceed into the final "else" and seg fault 07112 // It is commented out but left for clarity 07113 // if ( nx < 1 || ny < 1 || nz < 1 ) throw ImageDimensionException("Error: one of the image dimensions was less than zero"); 07114 07115 if ( nx == 1 && ny == 1 && nz == 1 ) 07116 { 07117 (*image)(0) = fill; 07118 } 07119 else if ( ny == 1 && nz == 1 ) 07120 { 07121 int radius = params.set_default("radius", cx ); 07122 if ( radius > cx ) radius = cx; 07123 07124 (*image)(cx) = fill; 07125 for ( int i = 1; i <= radius-xoffset; ++i ) (*image)(cx+i) = fill; 07126 for ( int i = 1; i <= radius; ++i ) (*image)(cx-i) = fill; 07127 } 07128 else if ( nz == 1 ) 07129 { 07130 int min = ( nx < ny ? nx : ny ); 07131 min /= 2; 07132 07133 int radius = params.set_default("radius", min ); 07134 if ( radius > min ) radius = min; 07135 07136 (*image)(cx,cy) = fill; 07137 07138 for ( int i = 1; i <= radius-xoffset; ++i ) (*image)(cx+i,cy) = fill; 07139 for ( int i = 1; i <= radius-yoffset; ++i )(*image)(cx,cy+i) = fill; 07140 07141 for ( int i = 1; i <= radius; ++i ) 07142 { 07143 (*image)(cx-i,cy) = fill; 07144 (*image)(cx,cy-i) = fill; 07145 } 07146 07147 } 07148 else 07149 { 07150 // nx > 1 && ny > 1 && nz > 1 07151 int min = ( nx < ny ? nx : ny ); 07152 if (nz < min ) min = nz; 07153 min /= 2; 07154 07155 int radius = params.set_default("radius", min); 07156 if ( radius > min ) radius = min; 07157 07158 07159 (*image)(cx,cy,cz) = fill; 07160 for ( int i = 1; i <=radius-xoffset; ++i ) (*image)(cx+i,cy,cz) = fill; 07161 for ( int i = 1; i <=radius-yoffset; ++i ) (*image)(cx,cy+i,cz) = fill; 07162 for ( int i = 1; i <=radius-zoffset; ++i ) (*image)(cx,cy,cz+i) = fill; 07163 for ( int i = 1; i <= radius; ++i ) 07164 { 07165 (*image)(cx-i,cy,cz) = fill; 07166 (*image)(cx,cy-i,cz) = fill; 07167 (*image)(cx,cy,cz-i) = fill; 07168 } 07169 } 07170 07171 image->update(); 07172 }
const string TestImageAxes::NAME = "testimage.axes" [static] |