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backends/x11: Make zero comparisons earlier and easier to reason about

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Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3062>
This commit is contained in:
Daniel van Vugt 2023-06-08 17:27:22 +08:00
parent b3d0d84823
commit 150b110726
1 changed files with 3 additions and 3 deletions
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6
src/backends/x11/meta-gpu-xrandr.c
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@ -92,12 +92,12 @@ calculate_xrandr_refresh_rate (XRRModeInfo *xmode)
float h_total; float h_total;
float v_total; float v_total;
if (xmode->hTotal == 0 || xmode->vTotal == 0)
return 0.0;
h_total = (float) xmode->hTotal; h_total = (float) xmode->hTotal;
v_total = (float) xmode->vTotal; v_total = (float) xmode->vTotal;
if (h_total == 0.0 || v_total == 0.0)
return 0.0;
if (xmode->modeFlags & RR_DoubleScan) if (xmode->modeFlags & RR_DoubleScan)
v_total *= 2.0; v_total *= 2.0;