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core/compositor: revert make wl_surface::frame follow pending states (#11896)

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This reverts commit 17e77e0407.

Reverted due to severe performance degradation due to accumulating frame
callbacks
This commit is contained in:
Vaxry 2025-10-06 23:44:47 +01:00
parent 02cda6bebf
commit dc72259a54
No known key found for this signature in database
GPG key ID: 665806380871D640
5 changed files with 49 additions and 95 deletions
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108
src/protocols/core/Compositor.cpp
View file

@ -27,20 +27,16 @@ class CDefaultSurfaceRole : public ISurfaceRole {
}
};
CWLCallbackResource::CWLCallbackResource(SP<CWlCallback>&& resource_) : m_resource(std::move(resource_)) {
CWLCallbackResource::CWLCallbackResource(UP<CWlCallback>&& resource_) : m_resource(std::move(resource_)) {
;
}
bool CWLCallbackResource::good() {
return m_resource && m_resource->resource();
return m_resource->resource();
}
void CWLCallbackResource::send(const Time::steady_tp& now) {
if (!good())
return;
m_resource->sendDone(Time::millis(now));
m_resource.reset();
}
CWLRegionResource::CWLRegionResource(SP<CWlRegion> resource_) : m_resource(resource_) {
@ -131,16 +127,17 @@ CWLSurfaceResource::CWLSurfaceResource(SP<CWlSurface> resource_) : m_resource(re
return;
}
// null buffer attached
if (!m_pending.buffer && !m_pending.texture && m_pending.updated.bits.buffer) {
if ((!m_pending.updated.bits.buffer) || // no new buffer attached
(!m_pending.buffer && !m_pending.texture) // null buffer attached
) {
commitState(m_pending);
// remove any pending states.
while (!m_pendingStates.empty()) {
m_pendingStates.pop();
if (!m_pending.buffer && !m_pending.texture) {
// null buffer attached, remove any pending states.
while (!m_pendingStates.empty()) {
m_pendingStates.pop();
}
}
m_pendingWaiting = false;
m_pending.reset();
return;
}
@ -149,9 +146,36 @@ CWLSurfaceResource::CWLSurfaceResource(SP<CWlSurface> resource_) : m_resource(re
const auto& state = m_pendingStates.emplace(makeUnique<SSurfaceState>(m_pending));
m_pending.reset();
if (!m_pendingWaiting) {
m_pendingWaiting = true;
scheduleState(state);
auto whenReadable = [this, surf = m_self, state = WP<SSurfaceState>(m_pendingStates.back())] {
if (!surf || state.expired())
return;
while (!m_pendingStates.empty() && m_pendingStates.front() != state) {
commitState(*m_pendingStates.front());
m_pendingStates.pop();
}
commitState(*m_pendingStates.front());
m_pendingStates.pop();
};
if (state->updated.bits.acquire) {
// wait on acquire point for this surface, from explicit sync protocol
state->acquire.addWaiter(std::move(whenReadable));
} else if (state->buffer->isSynchronous()) {
// synchronous (shm) buffers can be read immediately
whenReadable();
} else if (state->buffer->type() == Aquamarine::BUFFER_TYPE_DMABUF && state->buffer->dmabuf().success) {
// async buffer and is dmabuf, then we can wait on implicit fences
auto syncFd = dc<CDMABuffer*>(state->buffer.m_buffer.get())->exportSyncFile();
if (syncFd.isValid())
g_pEventLoopManager->doOnReadable(std::move(syncFd), std::move(whenReadable));
else
whenReadable();
} else {
Debug::log(ERR, "BUG THIS: wl_surface.commit: no acquire, non-dmabuf, async buffer, needs wait... this shouldn't happen");
whenReadable();
}
});
@ -215,10 +239,7 @@ CWLSurfaceResource::CWLSurfaceResource(SP<CWlSurface> resource_) : m_resource(re
m_pending.opaque = RG->m_region;
});
m_resource->setFrame([this](CWlSurface* r, uint32_t id) {
m_pending.updated.bits.frame = true;
m_pending.callbacks.emplace_back(makeShared<CWLCallbackResource>(makeShared<CWlCallback>(m_client, 1, id)));
});
m_resource->setFrame([this](CWlSurface* r, uint32_t id) { m_callbacks.emplace_back(makeUnique<CWLCallbackResource>(makeUnique<CWlCallback>(m_client, 1, id))); });
m_resource->setOffset([this](CWlSurface* r, int32_t x, int32_t y) {
m_pending.updated.bits.offset = true;
@ -319,14 +340,14 @@ void CWLSurfaceResource::sendPreferredScale(int32_t scale) {
}
void CWLSurfaceResource::frame(const Time::steady_tp& now) {
if (m_current.callbacks.empty())
if (m_callbacks.empty())
return;
for (auto const& c : m_current.callbacks) {
for (auto const& c : m_callbacks) {
c->send(now);
}
m_current.callbacks.clear();
m_callbacks.clear();
}
void CWLSurfaceResource::resetRole() {
@ -480,47 +501,6 @@ CBox CWLSurfaceResource::extends() {
return full.getExtents();
}
void CWLSurfaceResource::scheduleState(WP<SSurfaceState> state) {
auto whenReadable = [this, surf = m_self, state] {
if (!surf || state.expired() || m_pendingStates.empty())
return;
while (!m_pendingStates.empty() && m_pendingStates.front() != state) {
commitState(*m_pendingStates.front());
m_pendingStates.pop();
}
commitState(*m_pendingStates.front());
m_pendingStates.pop();
// If more states are queued, schedule next state
if (!m_pendingStates.empty()) {
scheduleState(m_pendingStates.front());
} else {
m_pendingWaiting = false;
}
};
if (state->updated.bits.acquire) {
// wait on acquire point for this surface, from explicit sync protocol
state->acquire.addWaiter(std::move(whenReadable));
} else if (state->buffer && state->buffer->isSynchronous()) {
// synchronous (shm) buffers can be read immediately
whenReadable();
} else if (state->buffer && state->buffer->type() == Aquamarine::BUFFER_TYPE_DMABUF && state->buffer->dmabuf().success) {
// async buffer and is dmabuf, then we can wait on implicit fences
auto syncFd = dc<CDMABuffer*>(state->buffer.m_buffer.get())->exportSyncFile();
if (syncFd.isValid())
g_pEventLoopManager->doOnReadable(std::move(syncFd), std::move(whenReadable));
else
whenReadable();
} else {
// state commit without a buffer.
whenReadable();
}
}
void CWLSurfaceResource::commitState(SSurfaceState& state) {
auto lastTexture = m_current.texture;
m_current.updateFrom(state);

19
src/protocols/core/Compositor.hpp
View file

@ -35,21 +35,13 @@ class CContentType;
class CWLCallbackResource {
public:
CWLCallbackResource(SP<CWlCallback>&& resource_);
~CWLCallbackResource() noexcept = default;
// disable copy
CWLCallbackResource(const CWLCallbackResource&) = delete;
CWLCallbackResource& operator=(const CWLCallbackResource&) = delete;
CWLCallbackResource(UP<CWlCallback>&& resource_);
// allow move
CWLCallbackResource(CWLCallbackResource&&) noexcept = default;
CWLCallbackResource& operator=(CWLCallbackResource&&) noexcept = default;
bool good();
void send(const Time::steady_tp& now);
bool good();
void send(const Time::steady_tp& now);
private:
SP<CWlCallback> m_resource;
UP<CWlCallback> m_resource;
};
class CWLRegionResource {
@ -102,8 +94,8 @@ class CWLSurfaceResource {
SSurfaceState m_current;
SSurfaceState m_pending;
std::queue<UP<SSurfaceState>> m_pendingStates;
bool m_pendingWaiting = false;
std::vector<UP<CWLCallbackResource>> m_callbacks;
WP<CWLSurfaceResource> m_self;
WP<CWLSurface> m_hlSurface;
std::vector<PHLMONITORREF> m_enteredOutputs;
@ -118,7 +110,6 @@ class CWLSurfaceResource {
SP<CWLSurfaceResource> findFirstPreorder(std::function<bool(SP<CWLSurfaceResource>)> fn);
SP<CWLSurfaceResource> findWithCM();
void presentFeedback(const Time::steady_tp& when, PHLMONITOR pMonitor, bool discarded = false);
void scheduleState(WP<SSurfaceState> state);
void commitState(SSurfaceState& state);
NColorManagement::SImageDescription getPreferredImageDescription();
void sortSubsurfaces();