Commit e1a6d241 authored by Zhang Xin's avatar Zhang Xin
Browse files

modify getWCS in Tools

parent 7bb99732
Pipeline #5492 passed with stage
in 0 seconds
......@@ -63,10 +63,15 @@ class Chip(object):
ycen = self.cen_pix_y
if pix_scale == None:
pix_scale = self.pix_scale
dudx = -np.cos(img_rot.rad) * pix_scale
dudy = -np.sin(img_rot.rad) * pix_scale
dvdx = -np.sin(img_rot.rad) * pix_scale
dvdy = +np.cos(img_rot.rad) * pix_scale
# dudx = -np.cos(img_rot.rad) * pix_scale
# dudy = -np.sin(img_rot.rad) * pix_scale
# dvdx = -np.sin(img_rot.rad) * pix_scale
# dvdy = +np.cos(img_rot.rad) * pix_scale
dudx = -np.cos(img_rot.rad) * pix_scale
dudy = +np.sin(img_rot.rad) * pix_scale
dvdx = -np.sin(img_rot.rad) * pix_scale
dvdy = -np.cos(img_rot.rad) * pix_scale
# dudx = +np.sin(img_rot.rad) * pix_scale
# dudy = +np.cos(img_rot.rad) * pix_scale
......@@ -139,12 +144,11 @@ def getobsPA(ra, dec):
angle = math.acos(np.dot(l1l2cross,pdl2cross)/(np.linalg.norm(l1l2cross)*np.linalg.norm(pdl2cross)))
angle = (angle)/math.pi*180
# if (ra>90 and ra< 270):
# angle=-angle
angle = angle + 90
if (ra<90 or ra> 270):
angle=-angle
return angle
# @jit()
def getSelectPointingList(center = [60,-40], radius = 2):
points = np.loadtxt('sky.dat')
......@@ -261,7 +265,7 @@ def findPointingbyChipID(chipID = 8, ra = 60., dec = -40.):
if __name__ == "__main__":
tchip, tra, tdec = 8, 60., -40.
tchip, tra, tdec = 13, 60., -40.
pointing = findPointingbyChipID(chipID=tchip, ra=tra, dec=tdec)
print("[ra_center, dec_center, image_rot]: ", pointing)
......@@ -119,10 +119,15 @@ def getTanWCS(ra, dec, img_rot, pix_scale=0.074):
"""
xcen, ycen = 0, 0
img_rot = img_rot * galsim.degrees
# dudx = -np.cos(img_rot.rad) * pix_scale
# dudy = -np.sin(img_rot.rad) * pix_scale
# dvdx = -np.sin(img_rot.rad) * pix_scale
# dvdy = +np.cos(img_rot.rad) * pix_scale
dudx = -np.cos(img_rot.rad) * pix_scale
dudy = -np.sin(img_rot.rad) * pix_scale
dudy = +np.sin(img_rot.rad) * pix_scale
dvdx = -np.sin(img_rot.rad) * pix_scale
dvdy = +np.cos(img_rot.rad) * pix_scale
dvdy = -np.cos(img_rot.rad) * pix_scale
moscen = galsim.PositionD(x=xcen, y=ycen)
sky_center = galsim.CelestialCoord(
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment