Consider screen rotation in `get_fb_dimensions`

This should fix phillipberndt/autorandr#116.

diff --git a/autorandr.py b/autorandr.py
index 4187932632c1bb008c3d88cad62a31f1f1912611..9524f4274d8275ca32bb9b53c8d55673cd1a5684 100755 (executable)
--- a/autorandr.py
+++ b/autorandr.py
@@ -645,6 +645,9 @@ def get_fb_dimensions(configuration):
             x = (a * o_width + b * o_height + c) / w
             y = (d * o_width + e * o_height + f) / w
             o_width, o_height = x, y
+        if "rotate" in output.options:
+            if output.options["rotate"] in ("left", "right"):
+                o_width, o_height = o_height, o_width
         if "pos" in output.options:
             o_left, o_top = map(int, output.options["pos"].split("x"))
             o_width += o_left