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/*
* Copyright (C) 2014 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 "tests/common/TestContext.h"
#include <cutils/trace.h>
namespace android {
namespace uirenderer {
namespace test {
static const int IDENT_DISPLAYEVENT = 1;
static android::DisplayInfo DUMMY_DISPLAY{
1080, // w
1920, // h
320.0, // xdpi
320.0, // ydpi
60.0, // fps
2.0, // density
0, // orientation
false, // secure?
0, // appVsyncOffset
0, // presentationDeadline
};
DisplayInfo getInternalDisplay() {
#if !HWUI_NULL_GPU
DisplayInfo display;
const sp<IBinder> token = SurfaceComposerClient::getInternalDisplayToken();
LOG_ALWAYS_FATAL_IF(token == nullptr,
"Failed to get display info because internal display is disconnected\n");
status_t status = SurfaceComposerClient::getDisplayInfo(token, &display);
LOG_ALWAYS_FATAL_IF(status, "Failed to get display info\n");
return display;
#else
return DUMMY_DISPLAY;
#endif
}
// Initialize to a dummy default
android::DisplayInfo gDisplay = DUMMY_DISPLAY;
TestContext::TestContext() {
mLooper = new Looper(true);
mSurfaceComposerClient = new SurfaceComposerClient();
mLooper->addFd(mDisplayEventReceiver.getFd(), IDENT_DISPLAYEVENT, Looper::EVENT_INPUT, nullptr,
nullptr);
}
TestContext::~TestContext() {}
sp<Surface> TestContext::surface() {
if (!mSurface.get()) {
createSurface();
}
return mSurface;
}
void TestContext::createSurface() {
if (mRenderOffscreen) {
createOffscreenSurface();
} else {
createWindowSurface();
}
}
void TestContext::createWindowSurface() {
mSurfaceControl = mSurfaceComposerClient->createSurface(String8("HwuiTest"), gDisplay.w,
gDisplay.h, PIXEL_FORMAT_RGBX_8888);
SurfaceComposerClient::Transaction t;
t.setLayer(mSurfaceControl, 0x7FFFFFF).show(mSurfaceControl).apply();
mSurface = mSurfaceControl->getSurface();
}
void TestContext::createOffscreenSurface() {
sp<IGraphicBufferProducer> producer;
sp<IGraphicBufferConsumer> consumer;
BufferQueue::createBufferQueue(&producer, &consumer);
producer->setMaxDequeuedBufferCount(3);
producer->setAsyncMode(true);
mConsumer = new BufferItemConsumer(consumer, GRALLOC_USAGE_HW_COMPOSER, 4);
mConsumer->setDefaultBufferSize(gDisplay.w, gDisplay.h);
mSurface = new Surface(producer);
}
void TestContext::waitForVsync() {
// Hacky fix for not getting sysprop change callbacks
// We just poll the sysprop in vsync since it's when the UI thread is
// "idle" and shouldn't burn too much time
atrace_update_tags();
if (mConsumer.get()) {
BufferItem buffer;
if (mConsumer->acquireBuffer(&buffer, 0, false) == OK) {
// We assume the producer is internally ordered enough such that
// it is unneccessary to set a release fence
mConsumer->releaseBuffer(buffer);
}
// We running free, go go go!
return;
}
#if !HWUI_NULL_GPU
// Request vsync
mDisplayEventReceiver.requestNextVsync();
// Wait
mLooper->pollOnce(-1);
// Drain it
DisplayEventReceiver::Event buf[100];
while (mDisplayEventReceiver.getEvents(buf, 100) > 0) {
}
#endif
}
} // namespace test
} // namespace uirenderer
} // namespace android
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