ohos5.0.2,接入2个hdmi屏幕,开启persist.display.expand.enabled=1,副屏未亮

从日志看,副屏下没有rsrendernode,导致没有需要送显的buff,是否需要适配副屏的AddChild整体流程,如果需要适配,能给一些参考吗
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int32_t logicalScreenWidth = 0;
int32_t logicalScreenHeight = 0;
GetLogicalScreenSize(node, curScreenInfo, logicalScreenWidth, logicalScreenHeight);
if (node.IsMirrorDisplay()) {
auto mirrorSource = node.GetMirrorSource();
auto existingSource = mirrorSource.lock();
if (!existingSource) {
RS_LOGI("RSRenderServiceVisitor::PrepareDisplayRenderNode mirrorSource haven't existed");
return;
}
if (mParallelEnable) {
CreateCanvas(logicalScreenWidth, logicalScreenHeight, true);
}
PrepareChildren(*existingSource);
} else {
auto& boundsGeoPtr = (node.GetRenderProperties().GetBoundsGeometry());
RSBaseRenderUtil::SetNeedClient(boundsGeoPtr && boundsGeoPtr->IsNeedClientCompose());
CreateCanvas(logicalScreenWidth, logicalScreenHeight);
PrepareChildren(node);
}
通过canvas获取的,可以看下这里的逻辑。

2025-04-29 15:54:00
引用:“https://laval.csdn.net/user/discuss/6819d32cda5d787fd5daa253,现在分析是这个情况,能帮忙看下吗”
rk3568在5.1.0版本上确认扩展屏可以显示,可以使用multiscreendisplaydemo这个应用测试下。你对比下社区代码和你的代码有什么更改的
