1d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian/* 2d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * Copyright (C) 2011 The Android Open Source Project 3d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * 4d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * Licensed under the Apache License, Version 2.0 (the "License"); 5d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * you may not use this file except in compliance with the License. 6d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * You may obtain a copy of the License at 7d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * 8d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * http://www.apache.org/licenses/LICENSE-2.0 9d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * 10d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * Unless required by applicable law or agreed to in writing, software 11d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * distributed under the License is distributed on an "AS IS" BASIS, 12d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * See the License for the specific language governing permissions and 14d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian * limitations under the License. 15d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian */ 16d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 17d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian#include <string.h> 18d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 19d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian#include <utils/Errors.h> 20d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 21d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian#include <gui/BitTube.h> 22d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian#include <gui/DisplayEventReceiver.h> 23d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian#include <gui/IDisplayEventConnection.h> 2490ac799241f077a7b7e6c1875fd933864c8dd2a7Mathias Agopian#include <gui/ISurfaceComposer.h> 25d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 26d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian#include <private/gui/ComposerService.h> 27d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 28d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian// --------------------------------------------------------------------------- 29d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 30d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopiannamespace android { 31d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 32d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian// --------------------------------------------------------------------------- 33d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 34d0566bc26fcf6ca396118701fa11900b627f2c09Mathias AgopianDisplayEventReceiver::DisplayEventReceiver() { 35d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian sp<ISurfaceComposer> sf(ComposerService::getComposerService()); 36d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian if (sf != NULL) { 37d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian mEventConnection = sf->createDisplayEventConnection(); 38d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian if (mEventConnection != NULL) { 39d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian mDataChannel = mEventConnection->getDataChannel(); 40d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian } 41d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian } 42d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian} 43d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 44d0566bc26fcf6ca396118701fa11900b627f2c09Mathias AgopianDisplayEventReceiver::~DisplayEventReceiver() { 45d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian} 46d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 47d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopianstatus_t DisplayEventReceiver::initCheck() const { 48d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian if (mDataChannel != NULL) 49d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian return NO_ERROR; 50d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian return NO_INIT; 51d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian} 52d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 53d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopianint DisplayEventReceiver::getFd() const { 54d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian if (mDataChannel == NULL) 55d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian return NO_INIT; 56d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 57d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian return mDataChannel->getFd(); 58d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian} 59d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 60478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopianstatus_t DisplayEventReceiver::setVsyncRate(uint32_t count) { 61478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian if (int32_t(count) < 0) 62478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian return BAD_VALUE; 63478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian 64478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian if (mEventConnection != NULL) { 65478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian mEventConnection->setVsyncRate(count); 66478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian return NO_ERROR; 67478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian } 68478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian return NO_INIT; 69478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian} 70478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian 71478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopianstatus_t DisplayEventReceiver::requestNextVsync() { 72478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian if (mEventConnection != NULL) { 73478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian mEventConnection->requestNextVsync(); 74478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian return NO_ERROR; 75478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian } 76478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian return NO_INIT; 77478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian} 78478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian 79478ae5eb5a0047e1b2988c896cff6363b455ee50Mathias Agopian 80d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopianssize_t DisplayEventReceiver::getEvents(DisplayEventReceiver::Event* events, 81d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian size_t count) { 8299ce5cdeb383216dee95af4d90e47406b0948ea1Mathias Agopian return DisplayEventReceiver::getEvents(mDataChannel, events, count); 8399ce5cdeb383216dee95af4d90e47406b0948ea1Mathias Agopian} 8499ce5cdeb383216dee95af4d90e47406b0948ea1Mathias Agopian 8599ce5cdeb383216dee95af4d90e47406b0948ea1Mathias Agopianssize_t DisplayEventReceiver::getEvents(const sp<BitTube>& dataChannel, 8699ce5cdeb383216dee95af4d90e47406b0948ea1Mathias Agopian Event* events, size_t count) 8799ce5cdeb383216dee95af4d90e47406b0948ea1Mathias Agopian{ 887b5be95cb3903087742f1079fe89cddd8abe3696Mathias Agopian return BitTube::recvObjects(dataChannel, events, count); 897b5be95cb3903087742f1079fe89cddd8abe3696Mathias Agopian} 907b5be95cb3903087742f1079fe89cddd8abe3696Mathias Agopian 917b5be95cb3903087742f1079fe89cddd8abe3696Mathias Agopianssize_t DisplayEventReceiver::sendEvents(const sp<BitTube>& dataChannel, 927b5be95cb3903087742f1079fe89cddd8abe3696Mathias Agopian Event const* events, size_t count) 937b5be95cb3903087742f1079fe89cddd8abe3696Mathias Agopian{ 947b5be95cb3903087742f1079fe89cddd8abe3696Mathias Agopian return BitTube::sendObjects(dataChannel, events, count); 95d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian} 96d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 97d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian// --------------------------------------------------------------------------- 98d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian 99d0566bc26fcf6ca396118701fa11900b627f2c09Mathias Agopian}; // namespace android 100