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[idd] config: retain four-decimal refresh rates

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This commit is contained in:
Geoffrey McRae
2026-08-17 02:09:58 +10:00
parent c0de47b1e1
commit 9d074519b2
16 changed files with 93 additions and 76 deletions
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11
idd/LGIdd/display/CEdid.cpp
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@@ -20,6 +20,8 @@
#include "display/CEdid.h"
#include "RefreshRate.h"
#include <algorithm>
#include <string.h>
@@ -367,7 +369,7 @@ bool CEdid::GetTiming(Timing& timing, const CSettings::DisplayMode& mode)
timing.vActive = mode.height;
if (timing.hActive == 0 || timing.vActive == 0 ||
mode.refreshMilliHz == 0)
mode.refresh100uHz == 0)
return false;
timing.hBlank = std::max<DWORD>(160,
@@ -391,11 +393,12 @@ bool CEdid::GetTiming(Timing& timing, const CSettings::DisplayMode& mode)
if (timing.vFront + timing.vSync >= timing.vBlank)
return false;
const UINT64 pixelClockMilliHz =
const UINT64 pixelClock100uHz =
(UINT64)(timing.hActive + timing.hBlank) *
(UINT64)(timing.vActive + timing.vBlank) *
(UINT64)mode.refreshMilliHz;
timing.pixelClock = (pixelClockMilliHz + 500) / 1000;
(UINT64)mode.refresh100uHz;
timing.pixelClock = (pixelClock100uHz + LG_REFRESH_RATE_SCALE / 2) /
LG_REFRESH_RATE_SCALE;
return timing.pixelClock != 0;
}