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79 lines
2.2 KiB
C++
79 lines
2.2 KiB
C++
#include <netcdfcpp.h>
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#include <CosmoTool/fortran.hpp>
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#include "particleInfo.hpp"
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using namespace std;
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using namespace CosmoTool;
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bool loadParticleInfo(ParticleInfo& info,
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const std::string& particles,
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const std::string& extra_info)
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{
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int numpart;
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int isObservation;
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NcFile f_info(extra_info.c_str());
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if (!f_info.is_valid())
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return false;
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info.ranges[0][0] = f_info.get_att("range_x_min")->as_double(0);
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info.ranges[0][1] = f_info.get_att("range_x_max")->as_double(0);
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info.ranges[1][0] = f_info.get_att("range_y_min")->as_double(0);
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info.ranges[1][1] = f_info.get_att("range_y_max")->as_double(0);
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info.ranges[2][0] = f_info.get_att("range_z_min")->as_double(0);
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info.ranges[2][1] = f_info.get_att("range_z_max")->as_double(0);
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info.mask_index = f_info.get_att("mask_index")->as_int(0); //PMS
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isObservation = f_info.get_att("is_observation")->as_int(0); //PMS
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for (int i = 0; i < 3; i++)
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info.length[i] = info.ranges[i][1] - info.ranges[i][0];
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try
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{
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UnformattedRead f(particles);
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float mul, offset;
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f.beginCheckpoint();
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numpart = f.readInt32();
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f.endCheckpoint();
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info.particles.resize(numpart);
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offset = info.ranges[0][0];
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mul = info.ranges[0][1] - info.ranges[0][0];
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f.beginCheckpoint();
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for (int i = 0; i < numpart; i++)
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info.particles[i].x = mul*f.readReal32();
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f.endCheckpoint();
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offset = info.ranges[1][0];
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mul = info.ranges[1][1] - info.ranges[1][0];
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f.beginCheckpoint();
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for (int i = 0; i < numpart; i++)
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info.particles[i].y = mul*f.readReal32();
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f.endCheckpoint();
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offset = info.ranges[2][0];
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mul = info.ranges[2][1] - info.ranges[2][0];
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f.beginCheckpoint();
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for (int i = 0; i < numpart; i++)
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info.particles[i].z = mul*f.readReal32();
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f.endCheckpoint();
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if (!isObservation) {
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for (int i = 0; i < numpart; i++) {
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info.particles[i].x += info.ranges[0][0];
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info.particles[i].y += info.ranges[1][0];
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info.particles[i].z += info.ranges[2][0];
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}
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}
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}
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catch (const NoSuchFileException& e)
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{
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return false;
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}
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return true;
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}
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