Merge "Enable drawing layers' borders in SurfaceFlinger."
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index 3ab9e97..0d3b412 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -66,6 +66,7 @@
fixedTransformHint(ui::Transform::ROT_INVALID),
autoRefresh(false),
isTrustedOverlay(false),
+ borderEnabled(false),
bufferCrop(Rect::INVALID_RECT),
destinationFrame(Rect::INVALID_RECT),
dropInputMode(gui::DropInputMode::NONE) {
@@ -100,7 +101,7 @@
SAFE_PARCEL(output.write, transparentRegion);
SAFE_PARCEL(output.writeUint32, transform);
SAFE_PARCEL(output.writeBool, transformToDisplayInverse);
-
+ SAFE_PARCEL(output.writeBool, borderEnabled);
SAFE_PARCEL(output.writeUint32, static_cast<uint32_t>(dataspace));
SAFE_PARCEL(output.write, hdrMetadata);
SAFE_PARCEL(output.write, surfaceDamageRegion);
@@ -200,6 +201,7 @@
SAFE_PARCEL(input.read, transparentRegion);
SAFE_PARCEL(input.readUint32, &transform);
SAFE_PARCEL(input.readBool, &transformToDisplayInverse);
+ SAFE_PARCEL(input.readBool, &borderEnabled);
uint32_t tmpUint32 = 0;
SAFE_PARCEL(input.readUint32, &tmpUint32);
@@ -550,6 +552,10 @@
what |= eShadowRadiusChanged;
shadowRadius = other.shadowRadius;
}
+ if (other.what & eRenderBorderChanged) {
+ what |= eRenderBorderChanged;
+ borderEnabled = other.borderEnabled;
+ }
if (other.what & eFrameRateSelectionPriority) {
what |= eFrameRateSelectionPriority;
frameRateSelectionPriority = other.frameRateSelectionPriority;
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 0ec695d..caab506 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1939,6 +1939,21 @@
return *this;
}
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::enableBorder(
+ const sp<SurfaceControl>& sc, bool shouldEnable) {
+ layer_state_t* s = getLayerState(sc);
+ if (!s) {
+ mStatus = BAD_INDEX;
+ return *this;
+ }
+
+ s->what |= layer_state_t::eRenderBorderChanged;
+ s->borderEnabled = shouldEnable;
+
+ 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 4cd9a56..4621d2b 100644
--- a/libs/gui/include/gui/LayerState.h
+++ b/libs/gui/include/gui/LayerState.h
@@ -155,7 +155,7 @@
eLayerStackChanged = 0x00000080,
eDimmingEnabledChanged = 0x00000400,
eShadowRadiusChanged = 0x00000800,
- /* unused 0x00001000, */
+ eRenderBorderChanged = 0x00001000,
eBufferCropChanged = 0x00002000,
eRelativeLayerChanged = 0x00004000,
eReparent = 0x00008000,
@@ -293,6 +293,8 @@
// should be trusted for input occlusion detection purposes
bool isTrustedOverlay;
+ // Flag to indicate if border needs to be enabled on the layer
+ bool borderEnabled;
// Stretch effect to be applied to this layer
StretchEffect stretchEffect;
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index 21fec93..2b24c3f 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -625,6 +625,8 @@
const Rect& destinationFrame);
Transaction& setDropInputMode(const sp<SurfaceControl>& sc, gui::DropInputMode mode);
+ Transaction& enableBorder(const sp<SurfaceControl>& sc, bool shouldEnable);
+
status_t setDisplaySurface(const sp<IBinder>& token,
const sp<IGraphicBufferProducer>& bufferProducer);
diff --git a/libs/renderengine/include/renderengine/BorderRenderInfo.h b/libs/renderengine/include/renderengine/BorderRenderInfo.h
new file mode 100644
index 0000000..85d55fc
--- /dev/null
+++ b/libs/renderengine/include/renderengine/BorderRenderInfo.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+#include <math/mat4.h>
+#include <ui/Region.h>
+
+namespace android {
+namespace renderengine {
+
+struct BorderRenderInfo {
+ Region combinedRegion;
+
+ bool operator==(const BorderRenderInfo& rhs) const {
+ return (combinedRegion.hasSameRects(rhs.combinedRegion));
+ }
+};
+
+} // namespace renderengine
+} // namespace android
\ No newline at end of file
diff --git a/libs/renderengine/include/renderengine/DisplaySettings.h b/libs/renderengine/include/renderengine/DisplaySettings.h
index 59ef991..25fe9f2 100644
--- a/libs/renderengine/include/renderengine/DisplaySettings.h
+++ b/libs/renderengine/include/renderengine/DisplaySettings.h
@@ -22,6 +22,7 @@
#include <math/mat4.h>
#include <renderengine/PrintMatrix.h>
+#include <renderengine/BorderRenderInfo.h>
#include <ui/GraphicTypes.h>
#include <ui/Rect.h>
#include <ui/Region.h>
@@ -79,6 +80,8 @@
// Configures the rendering intent of the output display. This is used for tonemapping.
aidl::android::hardware::graphics::composer3::RenderIntent renderIntent =
aidl::android::hardware::graphics::composer3::RenderIntent::TONE_MAP_COLORIMETRIC;
+
+ std::vector<renderengine::BorderRenderInfo> borderInfoList;
};
static inline bool operator==(const DisplaySettings& lhs, const DisplaySettings& rhs) {
@@ -90,7 +93,8 @@
lhs.deviceHandlesColorTransform == rhs.deviceHandlesColorTransform &&
lhs.orientation == rhs.orientation &&
lhs.targetLuminanceNits == rhs.targetLuminanceNits &&
- lhs.dimmingStage == rhs.dimmingStage && lhs.renderIntent == rhs.renderIntent;
+ lhs.dimmingStage == rhs.dimmingStage && lhs.renderIntent == rhs.renderIntent &&
+ lhs.borderInfoList == rhs.borderInfoList;
}
static const char* orientation_to_string(uint32_t orientation) {
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.cpp b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
index 11cea13..ec9ad54 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.cpp
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
@@ -1245,6 +1245,30 @@
activeSurface->flush();
}
}
+ for (const auto& borderRenderInfo : display.borderInfoList) {
+ SkPaint p;
+ // TODO (b/225977175): Use specified color
+ p.setColor(SkColor4f{.fR = 255 / 255.0f,
+ .fG = 128 / 255.0f,
+ .fB = 0 / 255.0f,
+ .fA = 255 / 255.0f});
+ p.setAntiAlias(true);
+ p.setStyle(SkPaint::kStroke_Style);
+ // TODO (b/225977175): Use specified width
+ p.setStrokeWidth(20);
+ SkRegion sk_region;
+ SkPath path;
+
+ // Construct a final SkRegion using Regions
+ for (const auto& r : borderRenderInfo.combinedRegion) {
+ sk_region.op({r.left, r.top, r.right, r.bottom}, SkRegion::kUnion_Op);
+ }
+
+ sk_region.getBoundaryPath(&path);
+ canvas->drawPath(path, p);
+ path.close();
+ }
+
surfaceAutoSaveRestore.restore();
mCapture->endCapture();
{
diff --git a/libs/renderengine/tests/RenderEngineTest.cpp b/libs/renderengine/tests/RenderEngineTest.cpp
index 7c70a74..df1b985 100644
--- a/libs/renderengine/tests/RenderEngineTest.cpp
+++ b/libs/renderengine/tests/RenderEngineTest.cpp
@@ -2411,6 +2411,53 @@
expectBufferColor(rect, 0, 128, 0, 128);
}
+TEST_P(RenderEngineTest, testBorder) {
+ if (GetParam()->type() != renderengine::RenderEngine::RenderEngineType::SKIA_GL) {
+ GTEST_SKIP();
+ }
+
+ if (!GetParam()->useColorManagement()) {
+ GTEST_SKIP();
+ }
+
+ initializeRenderEngine();
+
+ const ui::Dataspace dataspace = ui::Dataspace::V0_SRGB;
+
+ const auto displayRect = Rect(1080, 2280);
+ renderengine::DisplaySettings display{
+ .physicalDisplay = displayRect,
+ .clip = displayRect,
+ .outputDataspace = dataspace,
+ };
+ display.borderInfoList.clear();
+ renderengine::BorderRenderInfo info;
+ info.combinedRegion = Region(Rect(99, 99, 199, 199));
+ display.borderInfoList.emplace_back(info);
+
+ const auto greenBuffer = allocateAndFillSourceBuffer(1, 1, ubyte4(0, 255, 0, 255));
+ const renderengine::LayerSettings greenLayer{
+ .geometry.boundaries = FloatRect(0.f, 0.f, 1.f, 1.f),
+ .source =
+ renderengine::PixelSource{
+ .buffer =
+ renderengine::Buffer{
+ .buffer = greenBuffer,
+ .usePremultipliedAlpha = true,
+ },
+ },
+ .alpha = 1.0f,
+ .sourceDataspace = dataspace,
+ .whitePointNits = 200.f,
+ };
+
+ std::vector<renderengine::LayerSettings> layers;
+ layers.emplace_back(greenLayer);
+ invokeDraw(display, layers);
+
+ expectBufferColor(Rect(99, 99, 101, 101), 255, 128, 0, 255, 1);
+}
+
TEST_P(RenderEngineTest, testDimming) {
if (GetParam()->type() == renderengine::RenderEngine::RenderEngineType::GLES) {
GTEST_SKIP();
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionRefreshArgs.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionRefreshArgs.h
index f201751..8039bba 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionRefreshArgs.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionRefreshArgs.h
@@ -32,6 +32,9 @@
using Layers = std::vector<sp<compositionengine::LayerFE>>;
using Outputs = std::vector<std::shared_ptr<compositionengine::Output>>;
+struct BorderRenderInfo {
+ std::vector<int32_t> layerIds;
+};
/**
* A parameter object for refreshing a set of outputs
*/
@@ -90,6 +93,8 @@
// If set, a frame has been scheduled for that time.
std::optional<std::chrono::steady_clock::time_point> scheduledFrameTime;
+
+ std::vector<BorderRenderInfo> borderInfoList;
};
} // namespace android::compositionengine
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
index 31c51e6..3ad6e52 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
@@ -152,6 +152,7 @@
private:
void dirtyEntireOutput();
+ void updateCompositionStateForBorder(const compositionengine::CompositionRefreshArgs&);
compositionengine::OutputLayer* findLayerRequestingBackgroundComposition() const;
void finishPrepareFrame();
ui::Dataspace getBestDataspace(ui::Dataspace*, bool*) const;
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h
index c65d467..cd56530 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h
@@ -33,6 +33,7 @@
#pragma clang diagnostic pop // ignored "-Wconversion -Wextra"
#include <compositionengine/ProjectionSpace.h>
+#include <renderengine/BorderRenderInfo.h>
#include <ui/LayerStack.h>
#include <ui/Rect.h>
#include <ui/Region.h>
@@ -164,6 +165,7 @@
bool treat170mAsSrgb = false;
+ std::vector<renderengine::BorderRenderInfo> borderInfoList;
// Debugging
void dump(std::string& result) const;
};
diff --git a/services/surfaceflinger/CompositionEngine/src/Output.cpp b/services/surfaceflinger/CompositionEngine/src/Output.cpp
index 4c30f99..430d673 100644
--- a/services/surfaceflinger/CompositionEngine/src/Output.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Output.cpp
@@ -733,6 +733,39 @@
forceClientComposition = false;
}
}
+
+ updateCompositionStateForBorder(refreshArgs);
+}
+
+void Output::updateCompositionStateForBorder(
+ const compositionengine::CompositionRefreshArgs& refreshArgs) {
+ std::unordered_map<int32_t, const Region*> layerVisibleRegionMap;
+ // Store a map of layerId to their computed visible region.
+ for (auto* layer : getOutputLayersOrderedByZ()) {
+ int layerId = (layer->getLayerFE()).getSequence();
+ layerVisibleRegionMap[layerId] = &((layer->getState()).visibleRegion);
+ }
+ OutputCompositionState& outputCompositionState = editState();
+ outputCompositionState.borderInfoList.clear();
+ bool clientComposeTopLayer = false;
+ for (const auto& borderInfo : refreshArgs.borderInfoList) {
+ renderengine::BorderRenderInfo info;
+ for (const auto& id : borderInfo.layerIds) {
+ info.combinedRegion.orSelf(*(layerVisibleRegionMap[id]));
+ }
+ outputCompositionState.borderInfoList.emplace_back(std::move(info));
+ clientComposeTopLayer |= !info.combinedRegion.isEmpty();
+ }
+
+ // In this situation we must client compose the top layer instead of using hwc
+ // because we want to draw the border above all else.
+ // This could potentially cause a bit of a performance regression if the top
+ // layer would have been rendered using hwc originally.
+ // TODO(b/227656283): Measure system's performance before enabling the border feature
+ if (clientComposeTopLayer) {
+ auto topLayer = getOutputLayerOrderedByZByIndex(getOutputLayerCount() - 1);
+ (topLayer->editState()).forceClientComposition = true;
+ }
}
void Output::planComposition() {
@@ -1183,6 +1216,11 @@
// Compute the global color transform matrix.
clientCompositionDisplay.colorTransform = outputState.colorTransformMatrix;
+ for (auto& info : outputState.borderInfoList) {
+ renderengine::BorderRenderInfo borderInfo;
+ borderInfo.combinedRegion = info.combinedRegion;
+ clientCompositionDisplay.borderInfoList.emplace_back(std::move(borderInfo));
+ }
clientCompositionDisplay.deviceHandlesColorTransform =
outputState.usesDeviceComposition || getSkipColorTransform();
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp b/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
index 948c0c9..c512a1e 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
@@ -62,14 +62,18 @@
dumpVal(out, "sdrWhitePointNits", sdrWhitePointNits);
dumpVal(out, "clientTargetBrightness", clientTargetBrightness);
dumpVal(out, "displayBrightness", displayBrightness);
-
out.append("\n ");
dumpVal(out, "compositionStrategyPredictionState", ftl::enum_string(strategyPrediction));
+ out.append("\n ");
out.append("\n ");
dumpVal(out, "treate170mAsSrgb", treat170mAsSrgb);
- out += '\n';
+ out.append("\n");
+ for (const auto& borderRenderInfo : borderInfoList) {
+ dumpVal(out, "borderRegion", borderRenderInfo.combinedRegion);
+ }
+ out.append("\n");
}
} // namespace android::compositionengine::impl
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index af39717..d47e423 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -101,7 +101,8 @@
mClientRef(args.client),
mWindowType(static_cast<WindowInfo::Type>(
args.metadata.getInt32(gui::METADATA_WINDOW_TYPE, 0))),
- mLayerCreationFlags(args.flags) {
+ mLayerCreationFlags(args.flags),
+ mBorderEnabled(false) {
uint32_t layerFlags = 0;
if (args.flags & ISurfaceComposerClient::eHidden) layerFlags |= layer_state_t::eLayerHidden;
if (args.flags & ISurfaceComposerClient::eOpaque) layerFlags |= layer_state_t::eLayerOpaque;
@@ -1156,6 +1157,18 @@
return StretchEffect{};
}
+bool Layer::enableBorder(bool shouldEnable) {
+ if (mBorderEnabled == shouldEnable) {
+ return false;
+ }
+ mBorderEnabled = shouldEnable;
+ return true;
+}
+
+bool Layer::isBorderEnabled() {
+ return mBorderEnabled;
+}
+
bool Layer::propagateFrameRateForLayerTree(FrameRate parentFrameRate, bool* transactionNeeded) {
// The frame rate for layer tree is this layer's frame rate if present, or the parent frame rate
const auto frameRate = [&] {
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index ff18fd0..85187e1 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -895,6 +895,8 @@
bool setStretchEffect(const StretchEffect& effect);
StretchEffect getStretchEffect() const;
+ bool enableBorder(bool shouldEnable);
+ bool isBorderEnabled();
virtual bool setBufferCrop(const Rect& /* bufferCrop */) { return false; }
virtual bool setDestinationFrame(const Rect& /* destinationFrame */) { return false; }
@@ -1143,7 +1145,10 @@
bool mIsAtRoot = false;
uint32_t mLayerCreationFlags;
+
bool findInHierarchy(const sp<Layer>&);
+
+ bool mBorderEnabled = false;
};
std::ostream& operator<<(std::ostream& stream, const Layer::FrameRate& rate);
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 2fc8b72..1d5d353 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -156,6 +156,10 @@
#define NO_THREAD_SAFETY_ANALYSIS \
_Pragma("GCC error \"Prefer <ftl/fake_guard.h> or MutexUtils.h helpers.\"")
+// To enable layer borders in the system, change the below flag to true.
+#undef DOES_CONTAIN_BORDER
+#define DOES_CONTAIN_BORDER false
+
namespace android {
using namespace std::string_literals;
@@ -2169,6 +2173,20 @@
if (auto layerFE = layer->getCompositionEngineLayerFE())
refreshArgs.layers.push_back(layerFE);
});
+
+ if (DOES_CONTAIN_BORDER) {
+ refreshArgs.borderInfoList.clear();
+ mDrawingState.traverse([&refreshArgs](Layer* layer) {
+ if (layer->isBorderEnabled()) {
+ compositionengine::BorderRenderInfo info;
+ layer->traverse(LayerVector::StateSet::Drawing, [&info](Layer* ilayer) {
+ info.layerIds.push_back(ilayer->getSequence());
+ });
+ refreshArgs.borderInfoList.emplace_back(std::move(info));
+ }
+ });
+ }
+
refreshArgs.layersWithQueuedFrames.reserve(mLayersWithQueuedFrames.size());
for (auto layer : mLayersWithQueuedFrames) {
if (auto layerFE = layer->getCompositionEngineLayerFE())
@@ -4443,6 +4461,11 @@
if (what & layer_state_t::eBlurRegionsChanged) {
if (layer->setBlurRegions(s.blurRegions)) flags |= eTraversalNeeded;
}
+ if (what & layer_state_t::eRenderBorderChanged) {
+ if (layer->enableBorder(s.borderEnabled)) {
+ flags |= eTraversalNeeded;
+ }
+ }
if (what & layer_state_t::eLayerStackChanged) {
ssize_t idx = mCurrentState.layersSortedByZ.indexOf(layer);
// We only allow setting layer stacks for top level layers,
diff --git a/services/surfaceflinger/tests/Android.bp b/services/surfaceflinger/tests/Android.bp
index ceddf27..276431e 100644
--- a/services/surfaceflinger/tests/Android.bp
+++ b/services/surfaceflinger/tests/Android.bp
@@ -34,6 +34,7 @@
"DisplayConfigs_test.cpp",
"DisplayEventReceiver_test.cpp",
"EffectLayer_test.cpp",
+ "LayerBorder_test.cpp",
"InvalidHandles_test.cpp",
"LayerCallback_test.cpp",
"LayerRenderTypeTransaction_test.cpp",
diff --git a/services/surfaceflinger/tests/LayerBorder_test.cpp b/services/surfaceflinger/tests/LayerBorder_test.cpp
new file mode 100644
index 0000000..4b38214
--- /dev/null
+++ b/services/surfaceflinger/tests/LayerBorder_test.cpp
@@ -0,0 +1,247 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+// TODO: Amend all tests when screenshots become fully reworked for borders
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+
+#include <chrono> // std::chrono::seconds
+#include <thread> // std::this_thread::sleep_for
+#include "LayerTransactionTest.h"
+
+namespace android {
+
+class LayerBorderTest : public LayerTransactionTest {
+protected:
+ virtual void SetUp() {
+ LayerTransactionTest::SetUp();
+ ASSERT_EQ(NO_ERROR, mClient->initCheck());
+
+ toHalf3 = ColorTransformHelper::toHalf3;
+ toHalf4 = ColorTransformHelper::toHalf4;
+
+ const auto display = SurfaceComposerClient::getInternalDisplayToken();
+ ASSERT_FALSE(display == nullptr);
+
+ mParentLayer = createColorLayer("Parent layer", Color::RED);
+
+ mContainerLayer = mClient->createSurface(String8("Container Layer"), 0 /* width */,
+ 0 /* height */, PIXEL_FORMAT_RGBA_8888,
+ ISurfaceComposerClient::eFXSurfaceContainer |
+ ISurfaceComposerClient::eNoColorFill,
+ mParentLayer->getHandle());
+ EXPECT_NE(nullptr, mContainerLayer.get()) << "failed to create container layer";
+
+ mEffectLayer1 = mClient->createSurface(String8("Effect Layer"), 0 /* width */,
+ 0 /* height */, PIXEL_FORMAT_RGBA_8888,
+ ISurfaceComposerClient::eFXSurfaceEffect |
+ ISurfaceComposerClient::eNoColorFill,
+ mContainerLayer->getHandle());
+ EXPECT_NE(nullptr, mEffectLayer1.get()) << "failed to create effect layer 1";
+
+ mEffectLayer2 = mClient->createSurface(String8("Effect Layer"), 0 /* width */,
+ 0 /* height */, PIXEL_FORMAT_RGBA_8888,
+ ISurfaceComposerClient::eFXSurfaceEffect |
+ ISurfaceComposerClient::eNoColorFill,
+ mContainerLayer->getHandle());
+
+ EXPECT_NE(nullptr, mEffectLayer2.get()) << "failed to create effect layer 2";
+
+ asTransaction([&](Transaction& t) {
+ t.setDisplayLayerStack(display, ui::DEFAULT_LAYER_STACK);
+ t.setLayer(mParentLayer, INT32_MAX - 20).show(mParentLayer);
+ t.setFlags(mParentLayer, layer_state_t::eLayerOpaque, layer_state_t::eLayerOpaque);
+
+ t.setColor(mEffectLayer1, toHalf3(Color::BLUE));
+
+ t.setColor(mEffectLayer2, toHalf3(Color::GREEN));
+ });
+ }
+
+ virtual void TearDown() {
+ // Uncomment the line right below when running any of the tests
+ // std::this_thread::sleep_for (std::chrono::seconds(30));
+ LayerTransactionTest::TearDown();
+ mParentLayer = 0;
+ }
+
+ std::function<half3(Color)> toHalf3;
+ std::function<half4(Color)> toHalf4;
+ sp<SurfaceControl> mParentLayer, mContainerLayer, mEffectLayer1, mEffectLayer2;
+};
+
+TEST_F(LayerBorderTest, OverlappingVisibleRegions) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(200, 200, 600, 600));
+
+ t.enableBorder(mContainerLayer, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, PartiallyCoveredVisibleRegion) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(200, 200, 600, 600));
+
+ t.enableBorder(mEffectLayer1, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, NonOverlappingVisibleRegion) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 200, 200));
+ t.setCrop(mEffectLayer2, Rect(400, 400, 600, 600));
+
+ t.enableBorder(mContainerLayer, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, EmptyVisibleRegion) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(200, 200, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(0, 0, 600, 600));
+
+ t.enableBorder(mEffectLayer1, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, ZOrderAdjustment) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(200, 200, 600, 600));
+ t.setLayer(mParentLayer, 10);
+ t.setLayer(mEffectLayer1, 30);
+ t.setLayer(mEffectLayer2, 20);
+
+ t.enableBorder(mEffectLayer1, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, GrandChildHierarchy) {
+ sp<SurfaceControl> containerLayer2 =
+ mClient->createSurface(String8("Container Layer"), 0 /* width */, 0 /* height */,
+ PIXEL_FORMAT_RGBA_8888,
+ ISurfaceComposerClient::eFXSurfaceContainer |
+ ISurfaceComposerClient::eNoColorFill,
+ mContainerLayer->getHandle());
+ EXPECT_NE(nullptr, containerLayer2.get()) << "failed to create container layer 2";
+
+ sp<SurfaceControl> effectLayer3 =
+ mClient->createSurface(String8("Effect Layer"), 0 /* width */, 0 /* height */,
+ PIXEL_FORMAT_RGBA_8888,
+ ISurfaceComposerClient::eFXSurfaceEffect |
+ ISurfaceComposerClient::eNoColorFill,
+ containerLayer2->getHandle());
+
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(200, 200, 600, 600));
+ t.setCrop(effectLayer3, Rect(400, 400, 800, 800));
+ t.setColor(effectLayer3, toHalf3(Color::BLUE));
+
+ t.enableBorder(mContainerLayer, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(effectLayer3);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, TransparentAlpha) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(200, 200, 600, 600));
+ t.setAlpha(mEffectLayer1, 0.0f);
+
+ t.enableBorder(mEffectLayer1, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, SemiTransparentAlpha) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(200, 200, 600, 600));
+ t.setAlpha(mEffectLayer2, 0.5f);
+
+ t.enableBorder(mEffectLayer2, true);
+ t.show(mEffectLayer1);
+ t.show(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, InvisibleLayers) {
+ asTransaction([&](Transaction& t) {
+ t.setCrop(mEffectLayer1, Rect(0, 0, 400, 400));
+ t.setCrop(mEffectLayer2, Rect(200, 200, 600, 600));
+
+ t.enableBorder(mContainerLayer, true);
+ t.hide(mEffectLayer2);
+ t.show(mContainerLayer);
+ });
+}
+
+TEST_F(LayerBorderTest, BufferStateLayer) {
+ asTransaction([&](Transaction& t) {
+ t.hide(mEffectLayer1);
+ t.hide(mEffectLayer2);
+ t.show(mContainerLayer);
+
+ sp<SurfaceControl> bufferStateLayer =
+ mClient->createSurface(String8("BufferState"), 0 /* width */, 0 /* height */,
+ PIXEL_FORMAT_RGBA_8888,
+ ISurfaceComposerClient::eFXSurfaceBufferState,
+ mContainerLayer->getHandle());
+
+ sp<GraphicBuffer> buffer =
+ new GraphicBuffer(400, 400, PIXEL_FORMAT_RGBA_8888, 1,
+ BufferUsage::CPU_READ_OFTEN | BufferUsage::CPU_WRITE_OFTEN |
+ BufferUsage::COMPOSER_OVERLAY | BufferUsage::GPU_TEXTURE,
+ "test");
+ TransactionUtils::fillGraphicBufferColor(buffer, Rect(0, 0, 200, 200), Color::GREEN);
+ TransactionUtils::fillGraphicBufferColor(buffer, Rect(200, 200, 400, 400), Color::BLUE);
+
+ t.setBuffer(bufferStateLayer, buffer);
+ t.setPosition(bufferStateLayer, 100, 100);
+ t.show(bufferStateLayer);
+ t.enableBorder(mContainerLayer, true);
+ });
+}
+
+} // namespace android
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/tests/utils/ColorUtils.h b/services/surfaceflinger/tests/utils/ColorUtils.h
index 07916b6..38c422a 100644
--- a/services/surfaceflinger/tests/utils/ColorUtils.h
+++ b/services/surfaceflinger/tests/utils/ColorUtils.h
@@ -33,6 +33,10 @@
static const Color WHITE;
static const Color BLACK;
static const Color TRANSPARENT;
+
+ half3 toHalf3() { return half3{r / 255.0f, g / 255.0f, b / 255.0f}; }
+
+ half4 toHalf4() { return half4{r / 255.0f, g / 255.0f, b / 255.0f, a / 255.0f}; }
};
const Color Color::RED{255, 0, 0, 255};
@@ -81,6 +85,14 @@
}
color = ret;
}
+
+ static half3 toHalf3(const Color& color) {
+ return half3{color.r / 255.0f, color.g / 255.0f, color.b / 255.0f};
+ }
+
+ static half4 toHalf4(const Color& color) {
+ return half4{color.r / 255.0f, color.g / 255.0f, color.b / 255.0f, color.a / 255.0f};
+ }
};
} // namespace
} // namespace android