Differential D22418 Diff 69838 plugins/platforms/hwcomposer/hwcomposer_backend.cpp

Changeset View

Standalone View

View Options

plugins/platforms/hwcomposer/hwcomposer_backend.cpp

Show First 20 Lines • Show All 386 Lines • ▼ Show 20 Line(s)
387 387​
388void HwcomposerBackend::wakeVSync() 388​void HwcomposerBackend::wakeVSync()
389{ 389​{
390 m_vsyncMutex.lock(); 390​ m_vsyncMutex.lock();
391 m_vsyncWaitCondition.wakeAll(); 391​ m_vsyncWaitCondition.wakeAll();
392 m_vsyncMutex.unlock(); 392​ m_vsyncMutex.unlock();
393} 393​}
394 394​
395​bool HwcomposerBackend::canLoad()
396​{
397​ // try to open hwc module & device, like in init()
398​ hw_module_t *hwcModule = nullptr;
399​ if (hw_get_module(HWC_HARDWARE_MODULE_ID, (const hw_module_t **)&hwcModule) != 0) {
400​ qCWarning(KWIN_HWCOMPOSER) << "Failed to get hwcomposer module";
401​ return false;
402​ }
403​
404​ hwc_composer_device_1_t *hwcDevice = nullptr;
405​ if (hwc_open_1(hwcModule, &hwcDevice) != 0) {
406​ qCWarning(KWIN_HWCOMPOSER) << "Failed to open hwcomposer device";
407​ return false;
408​ }
409​
410​ // close device method in nougat branch:
411​ // https://github.com/ubports/android-headers/blob/xenial/24-caf/hardware/hwcomposer.h#L794
412​ hwc_close_1(hwcDevice);
413​ return true;
414​}
415​
395static void initLayer(hwc_layer_1_t *layer, const hwc_rect_t &rect, int layerCompositionType) 416​static void initLayer(hwc_layer_1_t *layer, const hwc_rect_t &rect, int layerCompositionType)
396{ 417​{
397 memset(layer, 0, sizeof(hwc_layer_1_t)); 418​ memset(layer, 0, sizeof(hwc_layer_1_t));
398 layer->compositionType = layerCompositionType; 419​ layer->compositionType = layerCompositionType;
399 layer->hints = 0; 420​ layer->hints = 0;
400 layer->flags = 0; 421​ layer->flags = 0;
401 layer->handle = 0; 422​ layer->handle = 0;
402 layer->transform = 0; 423​ layer->transform = 0;
▲ Show 20 Lines • Show All 147 Lines • Show Last 20 Lines