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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.
*/
#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.writeUint32(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);
output.write(finalCrop);
output.writeStrongBinder(barrierHandle);
output.writeStrongBinder(reparentHandle);
output.writeUint64(frameNumber);
output.writeInt32(overrideScalingMode);
output.writeStrongBinder(IInterface::asBinder(barrierGbp));
output.writeStrongBinder(relativeLayerHandle);
output.writeStrongBinder(parentHandleForChild);
output.writeFloat(color.r);
output.writeFloat(color.g);
output.writeFloat(color.b);
output.write(transparentRegion);
return NO_ERROR;
}
status_t layer_state_t::read(const Parcel& input)
{
surface = input.readStrongBinder();
what = input.readUint32();
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);
input.read(finalCrop);
barrierHandle = input.readStrongBinder();
reparentHandle = input.readStrongBinder();
frameNumber = input.readUint64();
overrideScalingMode = input.readInt32();
barrierGbp =
interface_cast<IGraphicBufferProducer>(input.readStrongBinder());
relativeLayerHandle = input.readStrongBinder();
parentHandleForChild = input.readStrongBinder();
color.r = input.readFloat();
color.g = input.readFloat();
color.b = input.readFloat();
input.read(transparentRegion);
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;
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) {
what |= eCropChanged;
crop = other.crop;
}
if (other.what & eDeferTransaction) {
what |= eDeferTransaction;
barrierHandle = other.barrierHandle;
barrierGbp = other.barrierGbp;
frameNumber = other.frameNumber;
}
if (other.what & eFinalCropChanged) {
what |= eFinalCropChanged;
finalCrop = other.finalCrop;
}
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;
z = other.z;
relativeLayerHandle = other.relativeLayerHandle;
}
if (other.what & eReparent) {
what |= eReparent;
parentHandleForChild = other.parentHandleForChild;
}
if (other.what & eDestroySurface) {
what |= eDestroySurface;
}
}
}; // namespace android