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core: Add render:allow_early_buffer_release to make buffer release configurable (#9019)

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This commit is contained in:
UjinT34
2025-01-10 21:42:26 +03:00
committed by GitHub
parent b5fb6110ab
commit a8b568c6c4
3 changed files with 17 additions and 5 deletions
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15
src/protocols/core/Compositor.cpp
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@@ -11,6 +11,7 @@
#include "../PresentationTime.hpp"
#include "../DRMSyncobj.hpp"
#include "../../render/Renderer.hpp"
#include "config/ConfigValue.hpp"
#include <cstring>
class CDefaultSurfaceRole : public ISurfaceRole {
@@ -423,12 +424,14 @@ void CWLSurfaceResource::unlockPendingState() {
}
void CWLSurfaceResource::commitPendingState() {
auto const previousBuffer = current.buffer;
current = pending;
static auto PDROP = CConfigValue<Hyprlang::INT>("render:allow_early_buffer_release");
auto const previousBuffer = current.buffer;
current = pending;
pending.damage.clear();
pending.bufferDamage.clear();
pending.newBuffer = false;
dropPendingBuffer(); // at this point current.buffer holds the same SP and we don't use pending anymore
if (!*PDROP)
dropPendingBuffer(); // at this point current.buffer holds the same SP and we don't use pending anymore
events.roleCommit.emit();
@@ -450,8 +453,10 @@ void CWLSurfaceResource::commitPendingState() {
// release the buffer if it's synchronous as update() has done everything thats needed
// so we can let the app know we're done.
// Some clients aren't ready to receive a release this early. Should be fine to release it on the next commitPendingState.
// if (current.buffer->buffer->isSynchronous())
// dropCurrentBuffer();
if (current.buffer->buffer->isSynchronous() && *PDROP) {
dropCurrentBuffer();
dropPendingBuffer(); // at this point current.buffer holds the same SP and we don't use pending anymore
}
}
// TODO: we should _accumulate_ and not replace above if sync