Files
mcc/tests/mcc_pcm_test.cpp
2026-03-24 02:43:17 +03:00

113 lines
3.6 KiB
C++

#include <print>
#include <random>
#include <mcc/mcc_pcm_construct.h>
struct pcm_res_t {
double pcmX, pcmY;
};
static constexpr mcc::MccMountType MOUNT_TYPE{mcc::MccMountType::FORK_TYPE};
int main()
{
using pcm_t = mcc::impl::MccDefaultPCM<MOUNT_TYPE>;
using pcm_const_t = mcc::impl::MccPCMConstructor<MOUNT_TYPE>;
pcm_t pcm;
pcm_const_t pcm_const;
pcm_t::pcm_data_t pcm_data{.type = mcc::impl::MccDefaultPCMType::PCM_TYPE_GEOMETRY,
.siteLatitude = 43.6466666667_degs,
.geomCoefficients = {.zeroPointX = 2.434534_degs,
.zeroPointY = -3.382549_degs,
.collimationErr = 10.534_arcsecs,
.nonperpendErr = 21.86834_arcsecs,
.misalignErr1 = 7.345768_arcsecs,
.misalignErr2 = -12.87934_arcsecs,
.tubeFlexure = 5.9083_arcsecs,
.DECaxisFlexure = 3.48379812_arcsecs,
.forkFlexure = 9.342354_arcsecs}};
size_t N = 50;
std::vector<mcc::impl::MccAngle> encX(N), encY(N), ha(N), dec(N), pcmX(N), pcmY(N);
std::vector<mcc::impl::MccAngle> resX(N), resY(N);
pcm_res_t pcm_res;
auto comp_hadec = [&]() {
mcc::impl::MccSkyPoint hadec;
for (size_t i = 0; i < N; ++i) {
auto err = pcm.computePCM(mcc::impl::MccGenXY{(double)encX[i], (double)encY[i]}, &pcm_res, &hadec);
if (err) {
std::println("Error in PCM computing: {}", err.message());
return 1;
}
pcmX[i] = pcm_res.pcmX;
pcmY[i] = pcm_res.pcmY;
ha[i] = hadec.co_lon();
dec[i] = hadec.co_lat();
}
return 0;
};
pcm.setPCMData(pcm_data);
double start_encX = 1.2423_degs, stop_encX = 354.896124_degs;
double start_encY = -32.2423_degs, stop_encY = 89.896124_degs;
double sigma = 24.3248792_arcsecs;
double x_step = (stop_encX - start_encX) / (N - 1), y_step = (stop_encY - start_encY) / (N - 1);
for (size_t i = 0; i < N; ++i) {
encX[i] = start_encX + i * x_step;
encY[i] = start_encY + i * y_step;
}
comp_hadec();
std::println("X Y HA DEC (pcmX pcmY):");
for (size_t i = 0; i < N; ++i) {
std::println("{:12.7f} {:12.7f} {:12.7f} {:12.7f} ({:10.7f} {:10.7f})", encX[i].degrees(), encY[i].degrees(),
ha[i].degrees(), dec[i].degrees(), pcmX[i].degrees(), pcmY[i].degrees());
}
// add 'noise'
std::random_device rd{};
std::mt19937 gen{rd()};
std::normal_distribution dist{0.0, sigma};
mcc::impl::MccSkyPoint hadec;
for (size_t i = 0; i < N; ++i) {
ha[i] += dist(gen);
dec[i] += dist(gen);
resX[i] = ha[i] - encX[i];
resY[i] = dec[i] - encY[i];
hadec.from(mcc::impl::MccSkyHADEC_OBS{(double)ha[i], (double)dec[i]});
pcm_const.addPoint(hadec, mcc::impl::MccGenXY{(double)encX[i], (double)encY[i]});
}
pcm_t::pcm_data_t fit_pcm_data{.type = pcm_data.type, .siteLatitude = pcm_data.siteLatitude};
auto r = pcm_const.computeModel(fit_pcm_data);
if (r.error) {
std::println("error: {}", r.error.message());
return 1;
}
std::println("FITTED COEFFS:");
std::println("X0 = {}, Y0 = ", fit_pcm_data.geomCoefficients.zeroPointX, fit_pcm_data.geomCoefficients.zeroPointY);
return 0;
}