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/*
* Copyright (C) 2015 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 <DeviceInfo.h>
#include <log/log.h>
#include <utils/Errors.h>
#include <mutex>
#include <thread>
#include "Properties.h"
namespace android {
namespace uirenderer {
DeviceInfo* DeviceInfo::get() {
static DeviceInfo sDeviceInfo;
return &sDeviceInfo;
}
DeviceInfo::DeviceInfo() {
#if HWUI_NULL_GPU
mMaxTextureSize = NULL_GPU_MAX_TEXTURE_SIZE;
#else
mMaxTextureSize = -1;
#endif
updateDisplayInfo();
}
DeviceInfo::~DeviceInfo() {
ADisplay_release(mDisplays);
}
int DeviceInfo::maxTextureSize() const {
LOG_ALWAYS_FATAL_IF(mMaxTextureSize < 0, "MaxTextureSize has not been initialized yet.");
return mMaxTextureSize;
}
void DeviceInfo::setMaxTextureSize(int maxTextureSize) {
DeviceInfo::get()->mMaxTextureSize = maxTextureSize;
}
void DeviceInfo::onDisplayConfigChanged() {
updateDisplayInfo();
}
void DeviceInfo::updateDisplayInfo() {
if (Properties::isolatedProcess) {
return;
}
if (mCurrentConfig == nullptr) {
mDisplaysSize = ADisplay_acquirePhysicalDisplays(&mDisplays);
LOG_ALWAYS_FATAL_IF(mDisplays == nullptr || mDisplaysSize <= 0,
"Failed to get physical displays: no connected display: %d!", mDisplaysSize);
for (size_t i = 0; i < mDisplaysSize; i++) {
ADisplayType type = ADisplay_getDisplayType(mDisplays[i]);
if (type == ADisplayType::DISPLAY_TYPE_INTERNAL) {
mPhysicalDisplayIndex = i;
break;
}
}
LOG_ALWAYS_FATAL_IF(mPhysicalDisplayIndex < 0, "Failed to find a connected physical display!");
// Since we now just got the primary display for the first time, then
// store the primary display metadata here.
ADisplay* primaryDisplay = mDisplays[mPhysicalDisplayIndex];
mMaxRefreshRate = ADisplay_getMaxSupportedFps(primaryDisplay);
ADataSpace dataspace;
AHardwareBuffer_Format format;
ADisplay_getPreferredWideColorFormat(primaryDisplay, &dataspace, &format);
switch (dataspace) {
case ADATASPACE_DISPLAY_P3:
mWideColorSpace =
SkColorSpace::MakeRGB(SkNamedTransferFn::kSRGB, SkNamedGamut::kDCIP3);
break;
case ADATASPACE_SCRGB:
mWideColorSpace = SkColorSpace::MakeSRGB();
break;
case ADATASPACE_SRGB:
// when sRGB is returned, it means wide color gamut is not supported.
mWideColorSpace = SkColorSpace::MakeSRGB();
break;
default:
LOG_ALWAYS_FATAL("Unreachable: unsupported wide color space.");
}
switch (format) {
case AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM:
mWideColorType = SkColorType::kN32_SkColorType;
break;
case AHARDWAREBUFFER_FORMAT_R16G16B16A16_FLOAT:
mWideColorType = SkColorType::kRGBA_F16_SkColorType;
break;
default:
LOG_ALWAYS_FATAL("Unreachable: unsupported pixel format.");
}
}
// This method may have been called when the display config changed, so
// sync with the current configuration.
ADisplay* primaryDisplay = mDisplays[mPhysicalDisplayIndex];
status_t status = ADisplay_getCurrentConfig(primaryDisplay, &mCurrentConfig);
LOG_ALWAYS_FATAL_IF(status, "Failed to get display config, error %d", status);
mWidth = ADisplayConfig_getWidth(mCurrentConfig);
mHeight = ADisplayConfig_getHeight(mCurrentConfig);
mDensity = ADisplayConfig_getDensity(mCurrentConfig);
mRefreshRate = ADisplayConfig_getFps(mCurrentConfig);
mCompositorOffset = ADisplayConfig_getCompositorOffsetNanos(mCurrentConfig);
mAppOffset = ADisplayConfig_getAppVsyncOffsetNanos(mCurrentConfig);
}
} /* namespace uirenderer */
} /* namespace android */
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