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AQ_FAST_MODESET

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This commit is contained in:
UjinT34 2025-07-25 19:14:26 +03:00
parent c320e68d44
commit 0bc0e6acdb
2 changed files with 8 additions and 5 deletions
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1
docs/env.md
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@ -8,6 +8,7 @@ Unless specified otherwise, a variable is enabled if and only if it's set to `1`
`AQ_NO_ATOMIC` -> Disables drm atomic modesetting
`AQ_MGPU_NO_EXPLICIT` -> Disables explicit syncing on mgpu buffers
`AQ_NO_MODIFIERS` -> Disables modifiers for DRM buffers
`AQ_FAST_MODESET` -> Skips modeset if mode is unchanged
### Debugging

12
src/backend/drm/impl/Atomic.cpp
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@ -187,11 +187,13 @@ void Aquamarine::CDRMAtomicRequest::addConnectorModeset(Hyprutils::Memory::CShar
return;
}
drmModeModeInfo* currentMode = connector->getCurrentMode();
bool modeDiffers = true;
if (currentMode) {
modeDiffers = memcmp(currentMode, &data.modeInfo, sizeof(drmModeModeInfo)) != 0;
free(currentMode);
bool modeDiffers = true;
if (envEnabled("AQ_FAST_MODESET")) {
drmModeModeInfo* currentMode = connector->getCurrentMode();
if (currentMode) {
modeDiffers = memcmp(currentMode, &data.modeInfo, sizeof(drmModeModeInfo)) != 0;
free(currentMode);
}
}
if (modeDiffers) {