#56 choose a higher default DPI for higher resolutions

Xpra-org · Dec 7, 2022 · ab7704c · ab7704c
1 parent 1ff7b52
commit ab7704c
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/xpra/x11/vfb_util.py b/xpra/x11/vfb_util.py
@@ -378,7 +378,16 @@ def set_initial_resolution(resolutions, dpi=0):
                 if not (isinstance(v, int) for v in res):
                     raise ValueError(f"resolution values must be ints, found: {res} ({csv(type(v) for v in res)})")
                 w, h, hz = res
-                mdpi = dpi or 96
+                mdpi = dpi
+                #guess the DPI if we don't have one:
+                if mdpi<=0:
+                    #use a higher DPI for higher resolutions
+                    if w>=4096 or h>=2560:
+                        mdpi = 144
+                    elif w>=2560 or h>=1440:
+                        mdpi = 120
+                    else:
+                        mdpi = 96
                 def rdpi(v):
                     return round(v * 25.4 / mdpi)
                 monitors[i] = {