Merge pull request #254 from campagnola/numpy-fix

Numpy fix
2016-01-02 11:04:00 -08:00 · 2016-01-02 11:04:00 -08:00 · 8803a93800
commit 8803a93800
parent 215b39a59d e495bbc69b
1 changed files with 1 additions and 1 deletions
--- a/pyqtgraph/functions.py
+++ b/pyqtgraph/functions.py
@ -826,7 +826,7 @@ def rescaleData(data, scale, offset, dtype=None):
        #p = np.poly1d([scale, -offset*scale])
        #data = p(data).astype(dtype)
        d2 = data-offset
-        d2 *= scale
+        np.multiply(d2, scale, out=d2, casting="unsafe")
        data = d2.astype(dtype)
    return data