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ctf_store Class Reference

List of all members.

Static Public Member Functions

void init (int winsize, const Ctf *ctf)
float get_ctf (int r2, int i, int j)

Static Private Attributes

int m_winsize
int m_winsize2
int m_vecsize
float m_cs
float m_voltage
float m_pixel
float m_ampcont
float m_bfactor
float m_defocus
float m_dza
float m_azz

Member Function Documentation

float ctf_store::get_ctf int  r2,
int  i,
int  j
[inline, static]
 

Definition at line 1553 of file emdata_sparx.cpp.

References sqrt(), and tf().

Referenced by EMAN::EMData::nn_SSNR_ctf(), EMAN::EMData::onelinenn_ctf(), and EMAN::EMData::onelinenn_ctf_applied().

01553                                                 {
01554                 float  ak = std::sqrt( r2/float(m_winsize2) )/m_pixel;
01555                 if(m_dza == 0.0f)  return Util::tf( m_defocus, ak, m_voltage, m_cs, m_ampcont, m_bfactor, 1);
01556                 else {
01557                         float az = atan2(float(j), float(i));
01558                         float dzz = m_defocus - m_dza/2.0f*sin(2*(az+m_azz*M_PI/180.0f));
01559                         return Util::tf( dzz, ak, m_voltage, m_cs, m_ampcont, m_bfactor, 1);
01560                 }
01561         }

void ctf_store::init int  winsize,
const Ctf ctf
[inline, static]
 

Definition at line 1536 of file emdata_sparx.cpp.

References EMAN::Ctf::to_dict().

Referenced by EMAN::EMData::nn_ctf(), EMAN::EMData::nn_ctf_applied(), and EMAN::EMData::nn_SSNR_ctf().

01536                                                     {
01537                 Dict params = ctf->to_dict();
01538 
01539                 m_winsize = winsize;
01540 
01541                 m_voltage = params["voltage"];
01542                 m_pixel   = params["apix"];
01543                 m_cs      = params["cs"];
01544                 m_ampcont = params["ampcont"];
01545                 m_bfactor = params["bfactor"];
01546                 m_defocus = params["defocus"];
01547                 m_dza     = params["dfdiff"];
01548                 m_azz     = params["dfang"];
01549                 m_winsize2= m_winsize*m_winsize;
01550                 m_vecsize = m_winsize2/4;
01551     }


Member Data Documentation

float ctf_store::m_ampcont [static, private]
 

Definition at line 1580 of file emdata_sparx.cpp.

float ctf_store::m_azz [static, private]
 

Definition at line 1581 of file emdata_sparx.cpp.

float ctf_store::m_bfactor [static, private]
 

Definition at line 1580 of file emdata_sparx.cpp.

float ctf_store::m_cs [static, private]
 

Definition at line 1579 of file emdata_sparx.cpp.

float ctf_store::m_defocus [static, private]
 

Definition at line 1581 of file emdata_sparx.cpp.

float ctf_store::m_dza [static, private]
 

Definition at line 1581 of file emdata_sparx.cpp.

float ctf_store::m_pixel [static, private]
 

Definition at line 1579 of file emdata_sparx.cpp.

int ctf_store::m_vecsize [static, private]
 

Definition at line 1577 of file emdata_sparx.cpp.

float ctf_store::m_voltage [static, private]
 

Definition at line 1579 of file emdata_sparx.cpp.

int ctf_store::m_winsize [static, private]
 

Definition at line 1577 of file emdata_sparx.cpp.

int ctf_store::m_winsize2 [static, private]
 

Definition at line 1577 of file emdata_sparx.cpp.


The documentation for this class was generated from the following file:
Generated on Tue Jun 11 13:41:44 2013 for EMAN2 by  doxygen 1.3.9.1