Force evaluation of timed always at candidate pivot points

mvcisback · Jan 6, 2021 · c53e490 · c53e490
1 parent 927d259
commit c53e490
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/mtl/evaluator.py b/mtl/evaluator.py
@@ -135,6 +135,12 @@ def _eval(x):
         tmp = f(x)
         assert b >= a
         if b > a:
+            # Force valuation at pivot points
+            if a < b < OO:
+                ts = fn.map(
+                    lambda t: interp_all(tmp, t - b - a + dt, tmp.end),
+                    tmp.times())
+                tmp = reduce(op.__or__, ts, tmp)[tmp.start:tmp.end]
             return tmp.rolling(a, b).map(_min, tag=phi)
 
         return tmp.retag({phi.arg: phi})