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/*
* Copyright (C) 2008 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.
*/
#define LOG_TAG "LayerState"
#include <inttypes.h>
#include <utils/Errors.h>
#include <binder/Parcel.h>
#include <gui/ISurfaceComposerClient.h>
#include <gui/IGraphicBufferProducer.h>
#include <gui/LayerState.h>
namespace android {
status_t layer_state_t::write(Parcel& output) const
{
output.writeStrongBinder(surface);
output.writeUint64(what);
output.writeFloat(x);
output.writeFloat(y);
output.writeInt32(z);
output.writeUint32(w);
output.writeUint32(h);
output.writeUint32(layerStack);
output.writeFloat(alpha);
output.writeUint32(flags);
output.writeUint32(mask);
*reinterpret_cast<layer_state_t::matrix22_t *>(
output.writeInplace(sizeof(layer_state_t::matrix22_t))) = matrix;
output.write(crop_legacy);
output.writeStrongBinder(barrierHandle_legacy);
output.writeStrongBinder(reparentHandle);
output.writeUint64(frameNumber_legacy);
output.writeInt32(overrideScalingMode);
output.writeStrongBinder(IInterface::asBinder(barrierGbp_legacy));
output.writeStrongBinder(relativeLayerHandle);
output.writeStrongBinder(parentHandleForChild);
output.writeFloat(color.r);
output.writeFloat(color.g);
output.writeFloat(color.b);
#ifndef NO_INPUT
inputInfo.write(output);
#endif
output.write(transparentRegion);
output.writeUint32(transform);
output.writeBool(transformToDisplayInverse);
output.write(crop);
output.write(frame);
if (buffer) {
output.writeBool(true);
output.write(*buffer);
} else {
output.writeBool(false);
}
if (acquireFence) {
output.writeBool(true);
output.write(*acquireFence);
} else {
output.writeBool(false);
}
output.writeUint32(static_cast<uint32_t>(dataspace));
output.write(hdrMetadata);
output.write(surfaceDamageRegion);
output.writeInt32(api);
if (sidebandStream) {
output.writeBool(true);
output.writeNativeHandle(sidebandStream->handle());
} else {
output.writeBool(false);
}
memcpy(output.writeInplace(16 * sizeof(float)),
colorTransform.asArray(), 16 * sizeof(float));
output.writeFloat(cornerRadius);
output.writeBool(hasListenerCallbacks);
output.writeWeakBinder(cachedBuffer.token);
output.writeUint64(cachedBuffer.id);
output.writeParcelable(metadata);
output.writeFloat(bgColorAlpha);
output.writeUint32(static_cast<uint32_t>(bgColorDataspace));
output.writeBool(colorSpaceAgnostic);
return NO_ERROR;
}
status_t layer_state_t::read(const Parcel& input)
{
surface = input.readStrongBinder();
what = input.readUint64();
x = input.readFloat();
y = input.readFloat();
z = input.readInt32();
w = input.readUint32();
h = input.readUint32();
layerStack = input.readUint32();
alpha = input.readFloat();
flags = static_cast<uint8_t>(input.readUint32());
mask = static_cast<uint8_t>(input.readUint32());
const void* matrix_data = input.readInplace(sizeof(layer_state_t::matrix22_t));
if (matrix_data) {
matrix = *reinterpret_cast<layer_state_t::matrix22_t const *>(matrix_data);
} else {
return BAD_VALUE;
}
input.read(crop_legacy);
barrierHandle_legacy = input.readStrongBinder();
reparentHandle = input.readStrongBinder();
frameNumber_legacy = input.readUint64();
overrideScalingMode = input.readInt32();
barrierGbp_legacy = interface_cast<IGraphicBufferProducer>(input.readStrongBinder());
relativeLayerHandle = input.readStrongBinder();
parentHandleForChild = input.readStrongBinder();
color.r = input.readFloat();
color.g = input.readFloat();
color.b = input.readFloat();
#ifndef NO_INPUT
inputInfo = InputWindowInfo::read(input);
#endif
input.read(transparentRegion);
transform = input.readUint32();
transformToDisplayInverse = input.readBool();
input.read(crop);
input.read(frame);
buffer = new GraphicBuffer();
if (input.readBool()) {
input.read(*buffer);
}
acquireFence = new Fence();
if (input.readBool()) {
input.read(*acquireFence);
}
dataspace = static_cast<ui::Dataspace>(input.readUint32());
input.read(hdrMetadata);
input.read(surfaceDamageRegion);
api = input.readInt32();
if (input.readBool()) {
sidebandStream = NativeHandle::create(input.readNativeHandle(), true);
}
colorTransform = mat4(static_cast<const float*>(input.readInplace(16 * sizeof(float))));
cornerRadius = input.readFloat();
hasListenerCallbacks = input.readBool();
cachedBuffer.token = input.readWeakBinder();
cachedBuffer.id = input.readUint64();
input.readParcelable(&metadata);
bgColorAlpha = input.readFloat();
bgColorDataspace = static_cast<ui::Dataspace>(input.readUint32());
colorSpaceAgnostic = input.readBool();
return NO_ERROR;
}
status_t ComposerState::write(Parcel& output) const {
output.writeStrongBinder(IInterface::asBinder(client));
return state.write(output);
}
status_t ComposerState::read(const Parcel& input) {
client = interface_cast<ISurfaceComposerClient>(input.readStrongBinder());
return state.read(input);
}
DisplayState::DisplayState() :
what(0),
layerStack(0),
orientation(eOrientationDefault),
viewport(Rect::EMPTY_RECT),
frame(Rect::EMPTY_RECT),
width(0),
height(0) {
}
status_t DisplayState::write(Parcel& output) const {
output.writeStrongBinder(token);
output.writeStrongBinder(IInterface::asBinder(surface));
output.writeUint32(what);
output.writeUint32(layerStack);
output.writeUint32(orientation);
output.write(viewport);
output.write(frame);
output.writeUint32(width);
output.writeUint32(height);
return NO_ERROR;
}
status_t DisplayState::read(const Parcel& input) {
token = input.readStrongBinder();
surface = interface_cast<IGraphicBufferProducer>(input.readStrongBinder());
what = input.readUint32();
layerStack = input.readUint32();
orientation = input.readUint32();
input.read(viewport);
input.read(frame);
width = input.readUint32();
height = input.readUint32();
return NO_ERROR;
}
void DisplayState::merge(const DisplayState& other) {
if (other.what & eSurfaceChanged) {
what |= eSurfaceChanged;
surface = other.surface;
}
if (other.what & eLayerStackChanged) {
what |= eLayerStackChanged;
layerStack = other.layerStack;
}
if (other.what & eDisplayProjectionChanged) {
what |= eDisplayProjectionChanged;
orientation = other.orientation;
viewport = other.viewport;
frame = other.frame;
}
if (other.what & eDisplaySizeChanged) {
what |= eDisplaySizeChanged;
width = other.width;
height = other.height;
}
}
void layer_state_t::merge(const layer_state_t& other) {
if (other.what & ePositionChanged) {
what |= ePositionChanged;
x = other.x;
y = other.y;
}
if (other.what & eLayerChanged) {
what |= eLayerChanged;
what &= ~eRelativeLayerChanged;
z = other.z;
}
if (other.what & eSizeChanged) {
what |= eSizeChanged;
w = other.w;
h = other.h;
}
if (other.what & eAlphaChanged) {
what |= eAlphaChanged;
alpha = other.alpha;
}
if (other.what & eMatrixChanged) {
what |= eMatrixChanged;
matrix = other.matrix;
}
if (other.what & eTransparentRegionChanged) {
what |= eTransparentRegionChanged;
transparentRegion = other.transparentRegion;
}
if (other.what & eFlagsChanged) {
what |= eFlagsChanged;
flags = other.flags;
mask = other.mask;
}
if (other.what & eLayerStackChanged) {
what |= eLayerStackChanged;
layerStack = other.layerStack;
}
if (other.what & eCropChanged_legacy) {
what |= eCropChanged_legacy;
crop_legacy = other.crop_legacy;
}
if (other.what & eCornerRadiusChanged) {
what |= eCornerRadiusChanged;
cornerRadius = other.cornerRadius;
}
if (other.what & eDeferTransaction_legacy) {
what |= eDeferTransaction_legacy;
barrierHandle_legacy = other.barrierHandle_legacy;
barrierGbp_legacy = other.barrierGbp_legacy;
frameNumber_legacy = other.frameNumber_legacy;
}
if (other.what & eOverrideScalingModeChanged) {
what |= eOverrideScalingModeChanged;
overrideScalingMode = other.overrideScalingMode;
}
if (other.what & eGeometryAppliesWithResize) {
what |= eGeometryAppliesWithResize;
}
if (other.what & eReparentChildren) {
what |= eReparentChildren;
reparentHandle = other.reparentHandle;
}
if (other.what & eDetachChildren) {
what |= eDetachChildren;
}
if (other.what & eRelativeLayerChanged) {
what |= eRelativeLayerChanged;
what &= ~eLayerChanged;
z = other.z;
relativeLayerHandle = other.relativeLayerHandle;
}
if (other.what & eReparent) {
what |= eReparent;
parentHandleForChild = other.parentHandleForChild;
}
if (other.what & eDestroySurface) {
what |= eDestroySurface;
}
if (other.what & eTransformChanged) {
what |= eTransformChanged;
transform = other.transform;
}
if (other.what & eTransformToDisplayInverseChanged) {
what |= eTransformToDisplayInverseChanged;
transformToDisplayInverse = other.transformToDisplayInverse;
}
if (other.what & eCropChanged) {
what |= eCropChanged;
crop = other.crop;
}
if (other.what & eFrameChanged) {
what |= eFrameChanged;
frame = other.frame;
}
if (other.what & eBufferChanged) {
what |= eBufferChanged;
buffer = other.buffer;
}
if (other.what & eAcquireFenceChanged) {
what |= eAcquireFenceChanged;
acquireFence = other.acquireFence;
}
if (other.what & eDataspaceChanged) {
what |= eDataspaceChanged;
dataspace = other.dataspace;
}
if (other.what & eHdrMetadataChanged) {
what |= eHdrMetadataChanged;
hdrMetadata = other.hdrMetadata;
}
if (other.what & eSurfaceDamageRegionChanged) {
what |= eSurfaceDamageRegionChanged;
surfaceDamageRegion = other.surfaceDamageRegion;
}
if (other.what & eApiChanged) {
what |= eApiChanged;
api = other.api;
}
if (other.what & eSidebandStreamChanged) {
what |= eSidebandStreamChanged;
sidebandStream = other.sidebandStream;
}
if (other.what & eColorTransformChanged) {
what |= eColorTransformChanged;
colorTransform = other.colorTransform;
}
if (other.what & eHasListenerCallbacksChanged) {
what |= eHasListenerCallbacksChanged;
hasListenerCallbacks = other.hasListenerCallbacks;
}
#ifndef NO_INPUT
if (other.what & eInputInfoChanged) {
what |= eInputInfoChanged;
inputInfo = other.inputInfo;
}
#endif
if (other.what & eCachedBufferChanged) {
what |= eCachedBufferChanged;
cachedBuffer = other.cachedBuffer;
}
if (other.what & eBackgroundColorChanged) {
what |= eBackgroundColorChanged;
color = other.color;
bgColorAlpha = other.bgColorAlpha;
bgColorDataspace = other.bgColorDataspace;
}
if (other.what & eMetadataChanged) {
what |= eMetadataChanged;
metadata.merge(other.metadata);
}
if ((other.what & what) != other.what) {
ALOGE("Unmerged SurfaceComposer Transaction properties. LayerState::merge needs updating? "
"other.what=0x%" PRIu64 " what=0x%" PRIu64,
other.what, what);
}
}
// ------------------------------- InputWindowCommands ----------------------------------------
void InputWindowCommands::merge(const InputWindowCommands& other) {
transferTouchFocusCommands
.insert(transferTouchFocusCommands.end(),
std::make_move_iterator(other.transferTouchFocusCommands.begin()),
std::make_move_iterator(other.transferTouchFocusCommands.end()));
syncInputWindows |= other.syncInputWindows;
}
void InputWindowCommands::clear() {
transferTouchFocusCommands.clear();
syncInputWindows = false;
}
void InputWindowCommands::write(Parcel& output) const {
output.writeUint32(static_cast<uint32_t>(transferTouchFocusCommands.size()));
for (const auto& transferTouchFocusCommand : transferTouchFocusCommands) {
output.writeStrongBinder(transferTouchFocusCommand.fromToken);
output.writeStrongBinder(transferTouchFocusCommand.toToken);
}
output.writeBool(syncInputWindows);
}
void InputWindowCommands::read(const Parcel& input) {
size_t count = input.readUint32();
transferTouchFocusCommands.clear();
for (size_t i = 0; i < count; i++) {
TransferTouchFocusCommand transferTouchFocusCommand;
transferTouchFocusCommand.fromToken = input.readStrongBinder();
transferTouchFocusCommand.toToken = input.readStrongBinder();
transferTouchFocusCommands.emplace_back(transferTouchFocusCommand);
}
syncInputWindows = input.readBool();
}
}; // namespace android