#include <processor.h>
Inheritance diagram for EMAN::ExpProcessor:


Public Member Functions | |
| ExpProcessor () | |
| string | get_name () const |
| Get the processor's name. | |
| void | set_params (const Dict &new_params) |
| Set the processor parameters using a key/value dictionary. | |
| 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 | |
| Processor * | NEW () |
Static Public Attributes | |
| const string | NAME = "math.exp" |
Protected Member Functions | |
| void | process_pixel (float *x) const |
| '40' is used to avoid floating number overflow. | |
Private Attributes | |
| float | low |
| float | high |
| low | Pixels are divided by (low - high) prior to the exponential operation | |
| high | Pixels are divided by (low - high) prior to the exponential operation |
Definition at line 2008 of file processor.h.
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Definition at line 2011 of file processor.h.
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Get the descrition of this specific processor. This function must be overwritten by a subclass.
Implements EMAN::Processor. Definition at line 2040 of file processor.h. 02041 {
02042 return "f(x) = exp( x / low - high)";
02043 }
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Get the processor's name. Each processor is identified by a unique name.
Implements EMAN::Processor. Definition at line 2015 of file processor.h. 02016 {
02017 return NAME;
02018 }
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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 2032 of file processor.h. References EMAN::TypeDict::put(). 02033 {
02034 TypeDict d;
02035 d.put("low", EMObject::FLOAT, "Pixels are divided by (low - high) prior to the exponential operation");
02036 d.put("high", EMObject::FLOAT, "Pixels are divided by (low - high) prior to the exponential operation");
02037 return d;
02038 }
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Definition at line 2020 of file processor.h. 02021 {
02022 return new ExpProcessor();
02023 }
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'40' is used to avoid floating number overflow.
Implements EMAN::RealPixelProcessor. Definition at line 2051 of file processor.h. 02052 {
02053 float v = *x / low - high;
02054 if (v > 40) {
02055 v = 40;
02056 }
02057 *x = exp(v);
02058 }
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Set the processor parameters using a key/value dictionary.
Reimplemented from EMAN::RealPixelProcessor. Definition at line 2025 of file processor.h. References EMAN::Dict::get(). 02026 {
02027 params = new_params;
02028 low = params.get("low");
02029 high = params.get("high");
02030 }
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Definition at line 2062 of file processor.h. |
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Definition at line 2061 of file processor.h. |
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Definition at line 105 of file processor.cpp. |
1.3.9.1