Merge pull request #326 from jgray-19/fix_qsad

Qsad_fringe Fix

Author: ldeniau

src/madl_dynmap.mad

@@ -1934,11 +1934,9 @@ function qsad_fringe (elm, m, lw) -- [FRINGE2QUAD]                           --
   local  wchg = beam.charge*lw
   local    b2 = k1
 
-  if not b2 then
-    local edir, knl, ksl in m
-    local a = -0.5*atan2(ksl[2], knl[2])
-    b2, ca, sa = sqrt(knl[2]^2 + ksl[2]^2)/el*edir, cos(a), sin(a)
-  end
+  local edir, knl, ksl in m
+  local a = -0.5*atan2(ksl[2], knl[2])
+  b2, ca, sa = sqrt(knl[2]^2 + ksl[2]^2)/el*edir, cos(a), sin(a)
 
   f1 = -abs(f1)*f1*b2/24
   f2 =          f2*b2