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LSSTDESC / descwl-shear-sims

simple simulations for testing weak lensing shear measurement
BSD 3-Clause "New" or "Revised" License
10 stars 9 forks source link

Galaxy builder #95

Closed esheldon closed 4 years ago

esheldon commented 4 years ago

Add option to make wldeblend galaxies round

closes #94

esheldon commented 4 years ago

Its hard to add detailed tests for this one, since we don't have a way to control the object s/n or the background noise. So we can't for example test if the objects are round

beckermr commented 4 years ago

We can render one in the center of a sim and check that its moments matrix is symmetric.

esheldon commented 4 years ago

We can't do that using a Sim; do you mean to do the calls to the galaxy builder directly?

beckermr commented 4 years ago

Why? Just make a sim on a grid with one object.

esheldon commented 4 years ago

can you do grid and wldeblend?

beckermr commented 4 years ago

I think so yes.

esheldon commented 4 years ago

hmm.... travis is not running

beckermr commented 4 years ago

let me try something