Merge "Remove rotation based scaling" into sc-dev
diff --git a/libs/gui/BLASTBufferQueue.cpp b/libs/gui/BLASTBufferQueue.cpp
index 37fb844..08800f7 100644
--- a/libs/gui/BLASTBufferQueue.cpp
+++ b/libs/gui/BLASTBufferQueue.cpp
@@ -213,7 +213,8 @@
// for this is the scale is calculated based on the requested size and buffer size.
// If there's no buffer, the scale will always be 1.
if (mLastBufferInfo.hasBuffer) {
- setMatrix(&t, mLastBufferInfo);
+ t.setDestinationFrame(mSurfaceControl,
+ Rect(0, 0, newSize.getWidth(), newSize.getHeight()));
}
applyTransaction = true;
}
@@ -416,8 +417,8 @@
t->addTransactionCompletedCallback(transactionCallbackThunk, static_cast<void*>(this));
mSurfaceControlsWithPendingCallback.push(mSurfaceControl);
- setMatrix(t, mLastBufferInfo);
- t->setCrop(mSurfaceControl, crop);
+ t->setDestinationFrame(mSurfaceControl, Rect(0, 0, mSize.getWidth(), mSize.getHeight()));
+ t->setBufferCrop(mSurfaceControl, crop);
t->setTransform(mSurfaceControl, bufferItem.mTransform);
t->setTransformToDisplayInverse(mSurfaceControl, bufferItem.mTransformToDisplayInverse);
if (!bufferItem.mIsAutoTimestamp) {
@@ -543,19 +544,6 @@
return mSize != bufferSize;
}
-void BLASTBufferQueue::setMatrix(SurfaceComposerClient::Transaction* t,
- const BufferInfo& bufferInfo) {
- uint32_t bufWidth = bufferInfo.crop.getWidth();
- uint32_t bufHeight = bufferInfo.crop.getHeight();
-
- float sx = mSize.width / static_cast<float>(bufWidth);
- float sy = mSize.height / static_cast<float>(bufHeight);
-
- t->setMatrix(mSurfaceControl, sx, 0, 0, sy);
- // Update position based on crop.
- t->setPosition(mSurfaceControl, bufferInfo.crop.left * sx * -1, bufferInfo.crop.top * sy * -1);
-}
-
void BLASTBufferQueue::setTransactionCompleteCallback(
uint64_t frameNumber, std::function<void(int64_t)>&& transactionCompleteCallback) {
std::lock_guard _lock{mMutex};
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index 267db76..e65c721 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -64,6 +64,8 @@
fixedTransformHint(ui::Transform::ROT_INVALID),
frameNumber(0),
autoRefresh(false),
+ bufferCrop(Rect::INVALID_RECT),
+ destinationFrame(Rect::INVALID_RECT),
releaseBufferListener(nullptr) {
matrix.dsdx = matrix.dtdy = 1.0f;
matrix.dsdy = matrix.dtdx = 0.0f;
@@ -167,6 +169,7 @@
SAFE_PARCEL(output.write, stretchEffect);
SAFE_PARCEL(output.write, bufferCrop);
+ SAFE_PARCEL(output.write, destinationFrame);
return NO_ERROR;
}
@@ -296,6 +299,7 @@
SAFE_PARCEL(input.read, stretchEffect);
SAFE_PARCEL(input.read, bufferCrop);
+ SAFE_PARCEL(input.read, destinationFrame);
return NO_ERROR;
}
@@ -543,6 +547,10 @@
what |= eBufferCropChanged;
bufferCrop = other.bufferCrop;
}
+ if (other.what & eDestinationFrameChanged) {
+ what |= eDestinationFrameChanged;
+ destinationFrame = other.destinationFrame;
+ }
if ((other.what & what) != other.what) {
ALOGE("Unmerged SurfaceComposer Transaction properties. LayerState::merge needs updating? "
"other.what=0x%" PRIu64 " what=0x%" PRIu64,
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 11b8eba..aa93808 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1675,6 +1675,21 @@
return *this;
}
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setDestinationFrame(
+ const sp<SurfaceControl>& sc, const Rect& destinationFrame) {
+ layer_state_t* s = getLayerState(sc);
+ if (!s) {
+ mStatus = BAD_INDEX;
+ return *this;
+ }
+
+ s->what |= layer_state_t::eDestinationFrameChanged;
+ s->destinationFrame = destinationFrame;
+
+ registerSurfaceControlForCallback(sc);
+ return *this;
+}
+
// ---------------------------------------------------------------------------
DisplayState& SurfaceComposerClient::Transaction::getDisplayState(const sp<IBinder>& token) {
diff --git a/libs/gui/include/gui/LayerState.h b/libs/gui/include/gui/LayerState.h
index 3947f22..16430b3 100644
--- a/libs/gui/include/gui/LayerState.h
+++ b/libs/gui/include/gui/LayerState.h
@@ -104,7 +104,7 @@
eHasListenerCallbacksChanged = 0x20000000,
eInputInfoChanged = 0x40000000,
eCornerRadiusChanged = 0x80000000,
- /* was eFrameChanged, now available 0x1'00000000, */
+ eDestinationFrameChanged = 0x1'00000000,
eCachedBufferChanged = 0x2'00000000,
eBackgroundColorChanged = 0x4'00000000,
eMetadataChanged = 0x8'00000000,
@@ -228,6 +228,7 @@
StretchEffect stretchEffect;
Rect bufferCrop;
+ Rect destinationFrame;
// Listens to when the buffer is safe to be released. This is used for blast
// layers only. The callback includes a release fence as well as the graphic
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index 35757be..0940e9d 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -554,6 +554,8 @@
const StretchEffect& stretchEffect);
Transaction& setBufferCrop(const sp<SurfaceControl>& sc, const Rect& bufferCrop);
+ Transaction& setDestinationFrame(const sp<SurfaceControl>& sc,
+ const Rect& destinationFrame);
status_t setDisplaySurface(const sp<IBinder>& token,
const sp<IGraphicBufferProducer>& bufferProducer);
diff --git a/services/surfaceflinger/BufferStateLayer.cpp b/services/surfaceflinger/BufferStateLayer.cpp
index 24b3599..fcf8299 100644
--- a/services/surfaceflinger/BufferStateLayer.cpp
+++ b/services/surfaceflinger/BufferStateLayer.cpp
@@ -295,12 +295,72 @@
return true;
}
+bool BufferStateLayer::setDestinationFrame(const Rect& destinationFrame) {
+ if (mCurrentState.destinationFrame == destinationFrame) return false;
+
+ mCurrentState.sequence++;
+ mCurrentState.destinationFrame = destinationFrame;
+
+ mCurrentState.modified = true;
+ setTransactionFlags(eTransactionNeeded);
+ return true;
+}
+
+// Translate destination frame into scale and position. If a destination frame is not set, use the
+// provided scale and position
+void BufferStateLayer::updateGeometry() {
+ if (mCurrentState.destinationFrame.isEmpty()) {
+ // If destination frame is not set, use the requested transform set via
+ // BufferStateLayer::setPosition and BufferStateLayer::setMatrix.
+ mCurrentState.transform = mRequestedTransform;
+ return;
+ }
+
+ Rect destRect = mCurrentState.destinationFrame;
+ int32_t destW = destRect.width();
+ int32_t destH = destRect.height();
+ if (destRect.left < 0) {
+ destRect.left = 0;
+ destRect.right = destW;
+ }
+ if (destRect.top < 0) {
+ destRect.top = 0;
+ destRect.bottom = destH;
+ }
+
+ if (!mCurrentState.buffer) {
+ ui::Transform t;
+ t.set(destRect.left, destRect.top);
+ mCurrentState.transform = t;
+ return;
+ }
+
+ uint32_t bufferWidth = mCurrentState.buffer->getBuffer()->getWidth();
+ uint32_t bufferHeight = mCurrentState.buffer->getBuffer()->getHeight();
+ // Undo any transformations on the buffer.
+ if (mCurrentState.bufferTransform & ui::Transform::ROT_90) {
+ std::swap(bufferWidth, bufferHeight);
+ }
+ uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
+ if (mCurrentState.transformToDisplayInverse) {
+ if (invTransform & ui::Transform::ROT_90) {
+ std::swap(bufferWidth, bufferHeight);
+ }
+ }
+
+ float sx = destW / static_cast<float>(bufferWidth);
+ float sy = destH / static_cast<float>(bufferHeight);
+ ui::Transform t;
+ t.set(sx, 0, 0, sy);
+ t.set(destRect.left, destRect.top);
+ mCurrentState.transform = t;
+ return;
+}
+
bool BufferStateLayer::setMatrix(const layer_state_t::matrix22_t& matrix,
bool allowNonRectPreservingTransforms) {
- if (mCurrentState.transform.dsdx() == matrix.dsdx &&
- mCurrentState.transform.dtdy() == matrix.dtdy &&
- mCurrentState.transform.dtdx() == matrix.dtdx &&
- mCurrentState.transform.dsdy() == matrix.dsdy) {
+ if (mRequestedTransform.dsdx() == matrix.dsdx && mRequestedTransform.dtdy() == matrix.dtdy &&
+ mRequestedTransform.dtdx() == matrix.dtdx && mRequestedTransform.dsdy() == matrix.dsdy) {
return false;
}
@@ -313,7 +373,7 @@
return false;
}
- mCurrentState.transform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy);
+ mRequestedTransform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy);
mCurrentState.sequence++;
mCurrentState.modified = true;
@@ -323,11 +383,11 @@
}
bool BufferStateLayer::setPosition(float x, float y) {
- if (mCurrentState.transform.tx() == x && mCurrentState.transform.ty() == y) {
+ if (mRequestedTransform.tx() == x && mRequestedTransform.ty() == y) {
return false;
}
- mCurrentState.transform.set(x, y);
+ mRequestedTransform.set(x, y);
mCurrentState.sequence++;
mCurrentState.modified = true;
@@ -523,35 +583,35 @@
Rect BufferStateLayer::getBufferSize(const State& s) const {
// for buffer state layers we use the display frame size as the buffer size.
- if (getActiveWidth(s) < UINT32_MAX && getActiveHeight(s) < UINT32_MAX) {
- return Rect(getActiveWidth(s), getActiveHeight(s));
- }
if (mBufferInfo.mBuffer == nullptr) {
return Rect::INVALID_RECT;
}
- // if the display frame is not defined, use the parent bounds as the buffer size.
- const auto& p = mDrawingParent.promote();
- if (p != nullptr) {
- Rect parentBounds = Rect(p->getBounds(Region()));
- if (!parentBounds.isEmpty()) {
- return parentBounds;
+ uint32_t bufWidth = mBufferInfo.mBuffer->getBuffer()->getWidth();
+ uint32_t bufHeight = mBufferInfo.mBuffer->getBuffer()->getHeight();
+
+ // Undo any transformations on the buffer and return the result.
+ if (mBufferInfo.mTransform & ui::Transform::ROT_90) {
+ std::swap(bufWidth, bufHeight);
+ }
+
+ if (getTransformToDisplayInverse()) {
+ uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
+ if (invTransform & ui::Transform::ROT_90) {
+ std::swap(bufWidth, bufHeight);
}
}
- return Rect::INVALID_RECT;
+ return Rect(0, 0, bufWidth, bufHeight);
}
FloatRect BufferStateLayer::computeSourceBounds(const FloatRect& parentBounds) const {
- const State& s(getDrawingState());
- // for buffer state layers we use the display frame size as the buffer size.
- if (getActiveWidth(s) < UINT32_MAX && getActiveHeight(s) < UINT32_MAX) {
- return FloatRect(0, 0, getActiveWidth(s), getActiveHeight(s));
+ if (mBufferInfo.mBuffer == nullptr) {
+ return parentBounds;
}
- // if the display frame is not defined, use the parent bounds as the buffer size.
- return parentBounds;
+ return getBufferSize(getDrawingState()).toFloatRect();
}
// -----------------------------------------------------------------------
diff --git a/services/surfaceflinger/BufferStateLayer.h b/services/surfaceflinger/BufferStateLayer.h
index a273230..2e48452 100644
--- a/services/surfaceflinger/BufferStateLayer.h
+++ b/services/surfaceflinger/BufferStateLayer.h
@@ -86,6 +86,8 @@
void setAutoRefresh(bool autoRefresh) override;
bool setBufferCrop(const Rect& bufferCrop) override;
+ bool setDestinationFrame(const Rect& destinationFrame) override;
+ void updateGeometry() override;
// -----------------------------------------------------------------------
@@ -178,6 +180,10 @@
// - If the integer decreases in setBuffer or doTransaction, a buffer was dropped
std::atomic<int32_t> mPendingBufferTransactions{0};
+ // Contains requested position and matrix updates. This will be applied if the client does
+ // not specify a destination frame.
+ ui::Transform mRequestedTransform;
+
// TODO(marissaw): support sticky transform for LEGACY camera mode
class HwcSlotGenerator : public ClientCache::ErasedRecipient {
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 21c9d74..def2711 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -133,6 +133,7 @@
mCurrentState.fixedTransformHint = ui::Transform::ROT_INVALID;
mCurrentState.frameTimelineInfo = {};
mCurrentState.postTime = -1;
+ mCurrentState.destinationFrame.makeInvalid();
if (args.flags & ISurfaceComposerClient::eNoColorFill) {
// Set an invalid color so there is no color fill.
@@ -315,55 +316,6 @@
return reduce(mBounds, activeTransparentRegion);
}
-ui::Transform Layer::getBufferScaleTransform() const {
- // If the layer is not using NATIVE_WINDOW_SCALING_MODE_FREEZE (e.g.
- // it isFixedSize) then there may be additional scaling not accounted
- // for in the layer transform.
- if (!isFixedSize() || getBuffer() == nullptr) {
- return {};
- }
-
- // If the layer is a buffer state layer, the active width and height
- // could be infinite. In that case, return the effective transform.
- const uint32_t activeWidth = getActiveWidth(getDrawingState());
- const uint32_t activeHeight = getActiveHeight(getDrawingState());
- if (activeWidth >= UINT32_MAX && activeHeight >= UINT32_MAX) {
- return {};
- }
-
- int bufferWidth = getBuffer()->getWidth();
- int bufferHeight = getBuffer()->getHeight();
-
- if (getBufferTransform() & NATIVE_WINDOW_TRANSFORM_ROT_90) {
- std::swap(bufferWidth, bufferHeight);
- }
-
- float sx = activeWidth / static_cast<float>(bufferWidth);
- float sy = activeHeight / static_cast<float>(bufferHeight);
-
- ui::Transform extraParentScaling;
- extraParentScaling.set(sx, 0, 0, sy);
- return extraParentScaling;
-}
-
-ui::Transform Layer::getTransformWithScale(const ui::Transform& bufferScaleTransform) const {
- // We need to mirror this scaling to child surfaces or we will break the contract where WM can
- // treat child surfaces as pixels in the parent surface.
- if (!isFixedSize() || getBuffer() == nullptr) {
- return mEffectiveTransform;
- }
- return mEffectiveTransform * bufferScaleTransform;
-}
-
-FloatRect Layer::getBoundsPreScaling(const ui::Transform& bufferScaleTransform) const {
- // We need the pre scaled layer bounds when computing child bounds to make sure the child is
- // cropped to its parent layer after any buffer transform scaling is applied.
- if (!isFixedSize() || getBuffer() == nullptr) {
- return mBounds;
- }
- return bufferScaleTransform.inverse().transform(mBounds);
-}
-
void Layer::computeBounds(FloatRect parentBounds, ui::Transform parentTransform,
float parentShadowRadius) {
const State& s(getDrawingState());
@@ -400,11 +352,8 @@
// don't pass it to its children.
const float childShadowRadius = canDrawShadows() ? 0.f : mEffectiveShadowRadius;
- // Add any buffer scaling to the layer's children.
- ui::Transform bufferScaleTransform = getBufferScaleTransform();
for (const sp<Layer>& child : mDrawingChildren) {
- child->computeBounds(getBoundsPreScaling(bufferScaleTransform),
- getTransformWithScale(bufferScaleTransform), childShadowRadius);
+ child->computeBounds(mBounds, mEffectiveTransform, childShadowRadius);
}
}
@@ -858,6 +807,11 @@
const State& s(getDrawingState());
State& c(getCurrentState());
+ // Translates dest frame into scale and position updates. This helps align geometry calculations
+ // for BufferStateLayer with other layers. This should ideally happen in the client once client
+ // has the display orientation details from WM.
+ updateGeometry();
+
if (c.width != s.width || c.height != s.height || !(c.transform == s.transform)) {
// invalidate and recompute the visible regions if needed
flags |= Layer::eVisibleRegion;
@@ -1768,8 +1722,7 @@
void Layer::setChildrenDrawingParent(const sp<Layer>& newParent) {
for (const sp<Layer>& child : mDrawingChildren) {
child->mDrawingParent = newParent;
- child->computeBounds(newParent->mBounds,
- newParent->getTransformWithScale(newParent->getBufferScaleTransform()),
+ child->computeBounds(newParent->mBounds, newParent->mEffectiveTransform,
newParent->mEffectiveShadowRadius);
}
}
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 284adbd..ad4166b 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -276,6 +276,7 @@
StretchEffect stretchEffect;
Rect bufferCrop;
+ Rect destinationFrame;
};
/*
@@ -646,16 +647,6 @@
// Compute bounds for the layer and cache the results.
void computeBounds(FloatRect parentBounds, ui::Transform parentTransform, float shadowRadius);
- // Returns the buffer scale transform if a scaling mode is set.
- ui::Transform getBufferScaleTransform() const;
-
- // Get effective layer transform, taking into account all its parent transform with any
- // scaling if the parent scaling more is not NATIVE_WINDOW_SCALING_MODE_FREEZE.
- ui::Transform getTransformWithScale(const ui::Transform& bufferScaleTransform) const;
-
- // Returns the bounds of the layer without any buffer scaling.
- FloatRect getBoundsPreScaling(const ui::Transform& bufferScaleTransform) const;
-
int32_t getSequence() const override { return sequence; }
// For tracing.
@@ -885,8 +876,10 @@
StretchEffect getStretchEffect() const;
virtual bool setBufferCrop(const Rect& /* bufferCrop */) { return false; }
+ virtual bool setDestinationFrame(const Rect& /* destinationFrame */) { return false; }
virtual std::atomic<int32_t>* getPendingBufferCounter() { return nullptr; }
virtual std::string getPendingBufferCounterName() { return ""; }
+ virtual void updateGeometry() {}
protected:
friend class impl::SurfaceInterceptor;
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index beda834..3edbe1d 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -2816,16 +2816,19 @@
}
void SurfaceFlinger::handleTransactionLocked(uint32_t transactionFlags) {
- /*
- * Traversal of the children
- * (perform the transaction for each of them if needed)
- */
+ // Commit display transactions
+ const bool displayTransactionNeeded = transactionFlags & eDisplayTransactionNeeded;
+ if (displayTransactionNeeded) {
+ processDisplayChangesLocked();
+ processDisplayHotplugEventsLocked();
+ }
- if ((transactionFlags & eTraversalNeeded) || mForceTraversal) {
- mForceTraversal = false;
+ // Commit layer transactions. This needs to happen after display transactions are
+ // committed because some geometry logic relies on display orientation.
+ if ((transactionFlags & eTraversalNeeded) || mForceTraversal || displayTransactionNeeded) {
mCurrentState.traverse([&](Layer* layer) {
uint32_t trFlags = layer->getTransactionFlags(eTransactionNeeded);
- if (!trFlags) return;
+ if (!trFlags && !displayTransactionNeeded) return;
const uint32_t flags = layer->doTransaction(0);
if (flags & Layer::eVisibleRegion)
@@ -2837,15 +2840,7 @@
});
}
- /*
- * Perform display own transactions if needed
- */
-
- if (transactionFlags & eDisplayTransactionNeeded) {
- processDisplayChangesLocked();
- processDisplayHotplugEventsLocked();
- }
-
+ // Update transform hint
if (transactionFlags & (eTransformHintUpdateNeeded | eDisplayTransactionNeeded)) {
// The transform hint might have changed for some layers
// (either because a display has changed, or because a layer
@@ -4039,6 +4034,11 @@
flags |= eTraversalNeeded;
}
}
+ if (what & layer_state_t::eDestinationFrameChanged) {
+ if (layer->setDestinationFrame(s.destinationFrame)) {
+ flags |= eTraversalNeeded;
+ }
+ }
// This has to happen after we reparent children because when we reparent to null we remove
// child layers from current state and remove its relative z. If the children are reparented in
// the same transaction, then we have to make sure we reparent the children first so we do not