本文整理汇总了C++中hwcomposer::HWCLayerInterface::getCompositionType方法的典型用法代码示例。如果您正苦于以下问题：C++ HWCLayerInterface::getCompositionType方法的具体用法？C++ HWCLayerInterface::getCompositionType怎么用？C++ HWCLayerInterface::getCompositionType使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类hwcomposer::HWCLayerInterface的用法示例。
在下文中一共展示了HWCLayerInterface::getCompositionType方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: setAcquireFence
void Layer::setAcquireFence(const sp<const DisplayDevice>& hw,
HWComposer::HWCLayerInterface& layer) {
int fenceFd = -1;
// TODO: there is a possible optimization here: we only need to set the
// acquire fence the first time a new buffer is acquired on EACH display.
#ifdef QCOM_HARDWARE
if (layer.getCompositionType() == HWC_OVERLAY ||
layer.getCompositionType() == HWC_BLIT) {
#else
if (layer.getCompositionType() == HWC_OVERLAY) {
#endif
sp<Fence> fence = mSurfaceFlingerConsumer->getCurrentFence();
if (fence->isValid()) {
fenceFd = fence->dup();
if (fenceFd == -1) {
ALOGW("failed to dup layer fence, skipping sync: %d", errno);
}
}
}
layer.setAcquireFenceFd(fenceFd);
}
// ---------------------------------------------------------------------------
// drawing...
// ---------------------------------------------------------------------------
void Layer::draw(const sp<const DisplayDevice>& hw, const Region& clip) const {
onDraw(hw, clip);
}示例2: setAcquireFence
void Layer::setAcquireFence(const sp<const DisplayDevice>& hw,
HWComposer::HWCLayerInterface& layer) {
int fenceFd = -1;
// TODO: there is a possible optimization here: we only need to set the
// acquire fence the first time a new buffer is acquired on EACH display.
if (layer.getCompositionType() == HWC_OVERLAY) {
sp<Fence> fence = mSurfaceTexture->getCurrentFence();
if (fence.get()) {
fenceFd = fence->dup();
if (fenceFd == -1) {
ALOGW("failed to dup layer fence, skipping sync: %d", errno);
}
}
}
layer.setAcquireFenceFd(fenceFd);
}