Roland Conybeare
81a8a3dd84
subrepo: subdir: "xo-process" merged: "ff603471" upstream: origin: "git@github.com:Rconybea/xo-process.git" branch: "main" commit: "ff603471" git-subrepo: version: "0.4.9" origin: "???" commit: "???"
69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
/* @file ExpProcess.cpp */
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#include "xo/reflect/TaggedPtr.hpp"
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#include "xo/reflect/StructReflector.hpp"
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//#include "time/Time.hpp"
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#include "ExpProcess.hpp"
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namespace xo {
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using reflect::Reflect;
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using reflect::StructReflector;
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using reflect::TaggedRcptr;
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using xo::scope;
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using xo::xtag;
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namespace process {
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void
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ExpProcess::reflect_self()
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{
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StructReflector<ExpProcess> sr;
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if (sr.is_incomplete()) {
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REFLECT_MEMBER(sr, scale);
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REFLECT_MEMBER(sr, exponent_process);
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}
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} /*self_reflect*/
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/* note: lo is a sample from the exponentiated process;
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* must take log to get sample from the exponent process
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*/
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ExpProcess::value_type
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ExpProcess::exterior_sample(utc_nanos t,
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event_type const & lo)
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{
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constexpr bool c_logging_enabled = false;
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scope log(XO_DEBUG(c_logging_enabled));
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double lo_value = lo.second;
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double log_lo_value = ::log(lo.second / this->scale_);
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double e
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= (this->exponent_process_->exterior_sample
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(t,
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event_type(lo.first, log_lo_value)));
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double retval = this->scale_ * ::exp(e);
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log && log("result",
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xtag("t", t),
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xtag("lo.tm", lo.first),
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xtag("lo.value", lo_value),
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xtag("log(lo.value/m)", log_lo_value),
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xtag("m", this->scale_),
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xtag("e", e),
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xtag("retval", retval));
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return retval;
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} /*exterior_sample*/
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TaggedRcptr
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ExpProcess::self_tp()
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{
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return Reflect::make_rctp(this);
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} /*self_tp*/
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} /*namespace process*/
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} /*namespace xo*/
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/* end ExpProcess.cpp */
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