/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "LayerState"
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#include <inttypes.h>
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#include <utils/Errors.h>
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#include <binder/Parcel.h>
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#include <gui/ISurfaceComposerClient.h>
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#include <gui/IGraphicBufferProducer.h>
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#include <gui/LayerState.h>
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namespace android {
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status_t layer_state_t::write(Parcel& output) const
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{
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output.writeStrongBinder(surface);
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output.writeUint64(what);
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output.writeFloat(x);
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output.writeFloat(y);
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output.writeInt32(z);
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output.writeUint32(w);
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output.writeUint32(h);
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output.writeUint32(layerStack);
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output.writeFloat(alpha);
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output.writeUint32(flags);
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output.writeUint32(mask);
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*reinterpret_cast<layer_state_t::matrix22_t *>(
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output.writeInplace(sizeof(layer_state_t::matrix22_t))) = matrix;
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output.write(crop_legacy);
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output.writeStrongBinder(barrierHandle_legacy);
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output.writeStrongBinder(reparentHandle);
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output.writeUint64(frameNumber_legacy);
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output.writeInt32(overrideScalingMode);
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output.writeStrongBinder(IInterface::asBinder(barrierGbp_legacy));
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output.writeStrongBinder(relativeLayerHandle);
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output.writeStrongBinder(parentHandleForChild);
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output.writeFloat(color.r);
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output.writeFloat(color.g);
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output.writeFloat(color.b);
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#ifndef NO_INPUT
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inputInfo.write(output);
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#endif
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output.write(transparentRegion);
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output.writeUint32(transform);
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output.writeBool(transformToDisplayInverse);
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output.write(crop);
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output.write(frame);
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if (buffer) {
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output.writeBool(true);
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output.write(*buffer);
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} else {
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output.writeBool(false);
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}
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if (acquireFence) {
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output.writeBool(true);
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output.write(*acquireFence);
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} else {
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output.writeBool(false);
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}
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output.writeUint32(static_cast<uint32_t>(dataspace));
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output.write(hdrMetadata);
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output.write(surfaceDamageRegion);
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output.writeInt32(api);
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if (sidebandStream) {
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output.writeBool(true);
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output.writeNativeHandle(sidebandStream->handle());
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} else {
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output.writeBool(false);
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}
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memcpy(output.writeInplace(16 * sizeof(float)),
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colorTransform.asArray(), 16 * sizeof(float));
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output.writeFloat(cornerRadius);
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output.writeBool(hasListenerCallbacks);
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output.writeWeakBinder(cachedBuffer.token);
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output.writeUint64(cachedBuffer.id);
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output.writeParcelable(metadata);
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output.writeFloat(bgColorAlpha);
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output.writeUint32(static_cast<uint32_t>(bgColorDataspace));
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output.writeBool(colorSpaceAgnostic);
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return NO_ERROR;
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}
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status_t layer_state_t::read(const Parcel& input)
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{
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surface = input.readStrongBinder();
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what = input.readUint64();
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x = input.readFloat();
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y = input.readFloat();
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z = input.readInt32();
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w = input.readUint32();
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h = input.readUint32();
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layerStack = input.readUint32();
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alpha = input.readFloat();
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flags = static_cast<uint8_t>(input.readUint32());
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mask = static_cast<uint8_t>(input.readUint32());
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const void* matrix_data = input.readInplace(sizeof(layer_state_t::matrix22_t));
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if (matrix_data) {
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matrix = *reinterpret_cast<layer_state_t::matrix22_t const *>(matrix_data);
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} else {
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return BAD_VALUE;
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}
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input.read(crop_legacy);
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barrierHandle_legacy = input.readStrongBinder();
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reparentHandle = input.readStrongBinder();
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frameNumber_legacy = input.readUint64();
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overrideScalingMode = input.readInt32();
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barrierGbp_legacy = interface_cast<IGraphicBufferProducer>(input.readStrongBinder());
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relativeLayerHandle = input.readStrongBinder();
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parentHandleForChild = input.readStrongBinder();
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color.r = input.readFloat();
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color.g = input.readFloat();
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color.b = input.readFloat();
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#ifndef NO_INPUT
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inputInfo = InputWindowInfo::read(input);
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#endif
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input.read(transparentRegion);
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transform = input.readUint32();
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transformToDisplayInverse = input.readBool();
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input.read(crop);
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input.read(frame);
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buffer = new GraphicBuffer();
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if (input.readBool()) {
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input.read(*buffer);
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}
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acquireFence = new Fence();
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if (input.readBool()) {
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input.read(*acquireFence);
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}
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dataspace = static_cast<ui::Dataspace>(input.readUint32());
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input.read(hdrMetadata);
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input.read(surfaceDamageRegion);
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api = input.readInt32();
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if (input.readBool()) {
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sidebandStream = NativeHandle::create(input.readNativeHandle(), true);
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}
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colorTransform = mat4(static_cast<const float*>(input.readInplace(16 * sizeof(float))));
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cornerRadius = input.readFloat();
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hasListenerCallbacks = input.readBool();
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cachedBuffer.token = input.readWeakBinder();
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cachedBuffer.id = input.readUint64();
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input.readParcelable(&metadata);
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bgColorAlpha = input.readFloat();
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bgColorDataspace = static_cast<ui::Dataspace>(input.readUint32());
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colorSpaceAgnostic = input.readBool();
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return NO_ERROR;
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}
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status_t ComposerState::write(Parcel& output) const {
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output.writeStrongBinder(IInterface::asBinder(client));
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return state.write(output);
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}
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status_t ComposerState::read(const Parcel& input) {
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client = interface_cast<ISurfaceComposerClient>(input.readStrongBinder());
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return state.read(input);
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}
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DisplayState::DisplayState() :
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what(0),
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layerStack(0),
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orientation(eOrientationDefault),
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viewport(Rect::EMPTY_RECT),
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frame(Rect::EMPTY_RECT),
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width(0),
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height(0) {
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}
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status_t DisplayState::write(Parcel& output) const {
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output.writeStrongBinder(token);
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output.writeStrongBinder(IInterface::asBinder(surface));
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output.writeUint32(what);
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output.writeUint32(layerStack);
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output.writeUint32(orientation);
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output.write(viewport);
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output.write(frame);
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output.writeUint32(width);
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output.writeUint32(height);
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return NO_ERROR;
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}
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status_t DisplayState::read(const Parcel& input) {
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token = input.readStrongBinder();
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surface = interface_cast<IGraphicBufferProducer>(input.readStrongBinder());
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what = input.readUint32();
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layerStack = input.readUint32();
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orientation = input.readUint32();
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input.read(viewport);
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input.read(frame);
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width = input.readUint32();
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height = input.readUint32();
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return NO_ERROR;
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}
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void DisplayState::merge(const DisplayState& other) {
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if (other.what & eSurfaceChanged) {
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what |= eSurfaceChanged;
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surface = other.surface;
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}
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if (other.what & eLayerStackChanged) {
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what |= eLayerStackChanged;
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layerStack = other.layerStack;
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}
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if (other.what & eDisplayProjectionChanged) {
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what |= eDisplayProjectionChanged;
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orientation = other.orientation;
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viewport = other.viewport;
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frame = other.frame;
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}
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if (other.what & eDisplaySizeChanged) {
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what |= eDisplaySizeChanged;
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width = other.width;
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height = other.height;
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}
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}
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void layer_state_t::merge(const layer_state_t& other) {
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if (other.what & ePositionChanged) {
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what |= ePositionChanged;
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x = other.x;
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y = other.y;
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}
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if (other.what & eLayerChanged) {
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what |= eLayerChanged;
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what &= ~eRelativeLayerChanged;
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z = other.z;
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}
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if (other.what & eSizeChanged) {
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what |= eSizeChanged;
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w = other.w;
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h = other.h;
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}
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if (other.what & eAlphaChanged) {
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what |= eAlphaChanged;
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alpha = other.alpha;
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}
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if (other.what & eMatrixChanged) {
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what |= eMatrixChanged;
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matrix = other.matrix;
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}
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if (other.what & eTransparentRegionChanged) {
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what |= eTransparentRegionChanged;
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transparentRegion = other.transparentRegion;
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}
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if (other.what & eFlagsChanged) {
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what |= eFlagsChanged;
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flags = other.flags;
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mask = other.mask;
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}
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if (other.what & eLayerStackChanged) {
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what |= eLayerStackChanged;
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layerStack = other.layerStack;
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}
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if (other.what & eCropChanged_legacy) {
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what |= eCropChanged_legacy;
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crop_legacy = other.crop_legacy;
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}
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if (other.what & eCornerRadiusChanged) {
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what |= eCornerRadiusChanged;
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cornerRadius = other.cornerRadius;
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}
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if (other.what & eDeferTransaction_legacy) {
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what |= eDeferTransaction_legacy;
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barrierHandle_legacy = other.barrierHandle_legacy;
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barrierGbp_legacy = other.barrierGbp_legacy;
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frameNumber_legacy = other.frameNumber_legacy;
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}
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if (other.what & eOverrideScalingModeChanged) {
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what |= eOverrideScalingModeChanged;
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overrideScalingMode = other.overrideScalingMode;
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}
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if (other.what & eGeometryAppliesWithResize) {
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what |= eGeometryAppliesWithResize;
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}
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if (other.what & eReparentChildren) {
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what |= eReparentChildren;
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reparentHandle = other.reparentHandle;
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}
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if (other.what & eDetachChildren) {
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what |= eDetachChildren;
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}
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if (other.what & eRelativeLayerChanged) {
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what |= eRelativeLayerChanged;
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what &= ~eLayerChanged;
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z = other.z;
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relativeLayerHandle = other.relativeLayerHandle;
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}
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if (other.what & eReparent) {
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what |= eReparent;
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parentHandleForChild = other.parentHandleForChild;
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}
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if (other.what & eDestroySurface) {
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what |= eDestroySurface;
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}
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if (other.what & eTransformChanged) {
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what |= eTransformChanged;
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transform = other.transform;
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}
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if (other.what & eTransformToDisplayInverseChanged) {
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what |= eTransformToDisplayInverseChanged;
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transformToDisplayInverse = other.transformToDisplayInverse;
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}
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if (other.what & eCropChanged) {
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what |= eCropChanged;
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crop = other.crop;
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}
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if (other.what & eFrameChanged) {
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what |= eFrameChanged;
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frame = other.frame;
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}
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if (other.what & eBufferChanged) {
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what |= eBufferChanged;
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buffer = other.buffer;
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}
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if (other.what & eAcquireFenceChanged) {
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what |= eAcquireFenceChanged;
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acquireFence = other.acquireFence;
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}
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if (other.what & eDataspaceChanged) {
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what |= eDataspaceChanged;
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dataspace = other.dataspace;
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}
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if (other.what & eHdrMetadataChanged) {
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what |= eHdrMetadataChanged;
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hdrMetadata = other.hdrMetadata;
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}
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if (other.what & eSurfaceDamageRegionChanged) {
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what |= eSurfaceDamageRegionChanged;
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surfaceDamageRegion = other.surfaceDamageRegion;
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}
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if (other.what & eApiChanged) {
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what |= eApiChanged;
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api = other.api;
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}
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if (other.what & eSidebandStreamChanged) {
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what |= eSidebandStreamChanged;
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sidebandStream = other.sidebandStream;
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}
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if (other.what & eColorTransformChanged) {
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what |= eColorTransformChanged;
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colorTransform = other.colorTransform;
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}
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if (other.what & eHasListenerCallbacksChanged) {
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what |= eHasListenerCallbacksChanged;
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hasListenerCallbacks = other.hasListenerCallbacks;
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}
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#ifndef NO_INPUT
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if (other.what & eInputInfoChanged) {
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what |= eInputInfoChanged;
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inputInfo = other.inputInfo;
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}
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#endif
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if (other.what & eCachedBufferChanged) {
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what |= eCachedBufferChanged;
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cachedBuffer = other.cachedBuffer;
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}
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if (other.what & eBackgroundColorChanged) {
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what |= eBackgroundColorChanged;
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color = other.color;
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bgColorAlpha = other.bgColorAlpha;
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bgColorDataspace = other.bgColorDataspace;
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}
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if (other.what & eMetadataChanged) {
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what |= eMetadataChanged;
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metadata.merge(other.metadata);
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}
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if ((other.what & what) != other.what) {
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ALOGE("Unmerged SurfaceComposer Transaction properties. LayerState::merge needs updating? "
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"other.what=0x%" PRIu64 " what=0x%" PRIu64,
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other.what, what);
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}
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}
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// ------------------------------- InputWindowCommands ----------------------------------------
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void InputWindowCommands::merge(const InputWindowCommands& other) {
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transferTouchFocusCommands
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.insert(transferTouchFocusCommands.end(),
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std::make_move_iterator(other.transferTouchFocusCommands.begin()),
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std::make_move_iterator(other.transferTouchFocusCommands.end()));
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syncInputWindows |= other.syncInputWindows;
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}
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void InputWindowCommands::clear() {
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transferTouchFocusCommands.clear();
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syncInputWindows = false;
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}
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void InputWindowCommands::write(Parcel& output) const {
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output.writeUint32(static_cast<uint32_t>(transferTouchFocusCommands.size()));
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for (const auto& transferTouchFocusCommand : transferTouchFocusCommands) {
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output.writeStrongBinder(transferTouchFocusCommand.fromToken);
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output.writeStrongBinder(transferTouchFocusCommand.toToken);
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}
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output.writeBool(syncInputWindows);
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}
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void InputWindowCommands::read(const Parcel& input) {
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size_t count = input.readUint32();
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transferTouchFocusCommands.clear();
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for (size_t i = 0; i < count; i++) {
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TransferTouchFocusCommand transferTouchFocusCommand;
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transferTouchFocusCommand.fromToken = input.readStrongBinder();
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transferTouchFocusCommand.toToken = input.readStrongBinder();
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transferTouchFocusCommands.emplace_back(transferTouchFocusCommand);
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}
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syncInputWindows = input.readBool();
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}
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}; // namespace android
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