viewer#2780 Speed up terrain loading on teleport

Terrain was arriving and processing too late resulting in issues like
"Lower terrain material incorrectly shown momentarily"

1 files changed, 14 insertions, 0 deletions

diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index 00624ebc6a..52bea875d9 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -4785,6 +4785,20 @@ void LLAppViewer::idle()
 
     if (gTeleportDisplay)
     {
+        if (gAgent.getTeleportState() == LLAgent::TELEPORT_ARRIVING)
+        {
+            // Teleported, but waiting for things to load, start processing surface data
+            {
+                LL_RECORD_BLOCK_TIME(FTM_NETWORK);
+                gVLManager.unpackData();
+            }
+            {
+                LL_RECORD_BLOCK_TIME(FTM_REGION_UPDATE);
+                const F32 max_region_update_time = .001f; // 1ms
+                LLWorld::getInstance()->updateRegions(max_region_update_time);
+            }
+        }
+
         return;
     }