Changeset 1321

Timestamp:

May 4, 2014 3:36:54 PM (8 years ago)

Author:

vondreele

Message:

remove 1/2 pixel offset - made no sense
fix weights for zero image profile intensities = 1e-6

Location:

trunk

Files:

• GSASIIIO.py (modified) (1 diff)
• GSASIIimage.py (modified) (1 diff)

trunk/GSASIIIO.py

@@ -986 +986 @@
             parms = ['LXC',data['wavelength'],0.0,Azms[i]]
         Y = G2frame.Integrate[0][i]
-        W = 1./Y                    #probably not true
+        W = np.where(Y>0.,1./Y,1.e-6)                    #probably not true
         Id = G2frame.PatternTree.AppendItem(parent=G2frame.root,text=name)
         G2frame.PatternTree.SetItemPyData(G2frame.PatternTree.AppendItem(Id,text='Comments'),Comments)                    

trunk/GSASIIimage.py

@@ -460 +460 @@
             nI = iFin-iBeg
             nJ = jFin-jBeg
-            tax,tay = np.mgrid[iBeg+0.5:iFin+.5,jBeg+.5:jFin+.5]         #bin centers not corners
+            tax,tay = np.mgrid[iBeg:iFin,jBeg:jFin]
+#            tax,tay = np.mgrid[iBeg+0.5:iFin+.5,jBeg+.5:jFin+.5]         #bin centers not corners
             tax = np.asfarray(tax*scalex,dtype=np.float32)
             tay = np.asfarray(tay*scaley,dtype=np.float32)