0d1318b974
Original author: mathias Merged from: //branches/cupcake/... Original author: android-build Merged from: //branches/donutburger/... Automated import of CL 143309
163 lines
4.0 KiB
C++
163 lines
4.0 KiB
C++
/*
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* Copyright (C) 2007 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 "SurfaceFlinger"
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#include <stdint.h>
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#include <sys/types.h>
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#include <limits.h>
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#include "LayerOrientationAnim.h"
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#include "LayerOrientationAnimRotate.h"
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#include "OrientationAnimation.h"
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#include "SurfaceFlinger.h"
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#include "VRamHeap.h"
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#include "DisplayHardware/DisplayHardware.h"
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namespace android {
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// ---------------------------------------------------------------------------
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OrientationAnimation::OrientationAnimation(const sp<SurfaceFlinger>& flinger)
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: mFlinger(flinger), mLayerOrientationAnim(NULL), mState(DONE)
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{
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// allocate a memory-dealer for this the first time
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mTemporaryDealer = mFlinger->getSurfaceHeapManager()->createHeap(
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ISurfaceComposer::eHardware);
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}
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OrientationAnimation::~OrientationAnimation()
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{
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}
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void OrientationAnimation::onOrientationChanged()
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{
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if (mState == DONE)
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mState = PREPARE;
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}
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void OrientationAnimation::onAnimationFinished()
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{
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if (mState != DONE)
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mState = FINISH;
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}
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bool OrientationAnimation::run_impl()
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{
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bool skip_frame;
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switch (mState) {
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default:
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case DONE:
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skip_frame = done();
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break;
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case PREPARE:
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skip_frame = prepare();
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break;
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case PHASE1:
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skip_frame = phase1();
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break;
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case PHASE2:
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skip_frame = phase2();
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break;
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case FINISH:
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skip_frame = finished();
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break;
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}
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return skip_frame;
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}
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bool OrientationAnimation::done()
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{
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if (mFlinger->isFrozen()) {
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// we are not allowed to draw, but pause a bit to make sure
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// apps don't end up using the whole CPU, if they depend on
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// surfaceflinger for synchronization.
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usleep(8333); // 8.3ms ~ 120fps
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return true;
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}
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return false;
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}
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bool OrientationAnimation::prepare()
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{
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mState = PHASE1;
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const GraphicPlane& plane(mFlinger->graphicPlane(0));
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const DisplayHardware& hw(plane.displayHardware());
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const uint32_t w = hw.getWidth();
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const uint32_t h = hw.getHeight();
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LayerBitmap bitmap;
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bitmap.init(mTemporaryDealer);
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bitmap.setBits(w, h, 1, hw.getFormat());
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LayerBitmap bitmapIn;
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bitmapIn.init(mTemporaryDealer);
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bitmapIn.setBits(w, h, 1, hw.getFormat());
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copybit_image_t front;
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bitmap.getBitmapSurface(&front);
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hw.copyFrontToImage(front);
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LayerOrientationAnimBase* l;
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l = new LayerOrientationAnim(
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mFlinger.get(), 0, this, bitmap, bitmapIn);
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//l = new LayerOrientationAnimRotate(
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// mFlinger.get(), 0, this, bitmap, bitmapIn);
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l->initStates(w, h, 0);
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l->setLayer(INT_MAX-1);
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mFlinger->addLayer(l);
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mLayerOrientationAnim = l;
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return true;
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}
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bool OrientationAnimation::phase1()
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{
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if (mFlinger->isFrozen() == false) {
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// start phase 2
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mState = PHASE2;
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mLayerOrientationAnim->onOrientationCompleted();
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mLayerOrientationAnim->invalidate();
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return true;
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}
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mLayerOrientationAnim->invalidate();
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return false;
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}
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bool OrientationAnimation::phase2()
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{
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// do the 2nd phase of the animation
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mLayerOrientationAnim->invalidate();
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return false;
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}
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bool OrientationAnimation::finished()
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{
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mState = DONE;
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mFlinger->removeLayer(mLayerOrientationAnim);
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mLayerOrientationAnim = NULL;
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return true;
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}
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// ---------------------------------------------------------------------------
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}; // namespace android
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