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Optionally added peculiar velocities. New tool to reverse distortions

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Guilhem Lavaux 2011-03-02 15:37:39 -05:00
parent 1eabee4fd5
commit cfa81cf3f0
2 changed files with 6 additions and 4 deletions
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7
mytools/generateMock.cpp
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@ -100,7 +100,7 @@ Interpolate make_cosmological_redshift(double OM, double OL, double z0, double z
return buildFromVector(pairs); return buildFromVector(pairs);
} }
void metricTransform(SimuData *data, int axis, bool reshift) void metricTransform(SimuData *data, int axis, bool reshift, bool pecvel)
{ {
int x0, x1, x2; int x0, x1, x2;
@ -144,7 +144,8 @@ void metricTransform(SimuData *data, int axis, bool reshift)
// Distorted redshift // Distorted redshift
z = (z_vs_D.compute(reduced_red)-z_base)*LIGHT_SPEED/100.; z = (z_vs_D.compute(reduced_red)-z_base)*LIGHT_SPEED/100.;
// Add peculiar velocity // Add peculiar velocity
z += v/100; if (pecvel)
z += v/100;
} }
} }
@ -321,7 +322,7 @@ int main(int argc, char **argv)
cout << "Omega_M = " << simu->Omega_M << endl; cout << "Omega_M = " << simu->Omega_M << endl;
cout << "Omega_Lambda = " << simu->Omega_Lambda << endl; cout << "Omega_Lambda = " << simu->Omega_Lambda << endl;
metricTransform(simu, args_info.axis_arg, args_info.preReShift_flag); metricTransform(simu, args_info.axis_arg, args_info.preReShift_flag, args_info.peculiarVelocities_flag);
makeBox(simu, simuOut, args_info); makeBox(simu, simuOut, args_info);
delete simu; delete simu;

1
mytools/generateMock.ggo
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@ -20,3 +20,4 @@ option "rangeZ_min" - "Minimum range in Z for making the box (after distorti
option "rangeZ_max" - "Maximum range in Z for making the box (after distortion)" double required option "rangeZ_max" - "Maximum range in Z for making the box (after distortion)" double required
option "preReShift" - "Reshift the zero of the Z axis" flag off option "preReShift" - "Reshift the zero of the Z axis" flag off
option "peculiarVelocities" - "Added peculiar velocities distortion" flag off