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-rw-r--r--indra/newview/llvieweroctree.h1
-rwxr-xr-xindra/newview/llviewerregion.cpp32
-rwxr-xr-xindra/newview/llvocache.cpp32
-rwxr-xr-xindra/newview/llvocache.h3
4 files changed, 41 insertions, 27 deletions
diff --git a/indra/newview/llvieweroctree.h b/indra/newview/llvieweroctree.h
index 611f285c8e..b03047cbbe 100644
--- a/indra/newview/llvieweroctree.h
+++ b/indra/newview/llvieweroctree.h
@@ -217,6 +217,7 @@ public:
BOOL isVisible() const;
virtual BOOL isRecentlyVisible() const;
S32 getVisible(LLViewerCamera::eCameraID id) const {return mVisible[id];}
+ S32 getAnyVisible() const {return mAnyVisible;}
bool isEmpty() const { return mOctreeNode->isEmpty(); }
U32 getState() {return mState; }
diff --git a/indra/newview/llviewerregion.cpp b/indra/newview/llviewerregion.cpp
index cbce2674a7..a4b7efc56a 100755
--- a/indra/newview/llviewerregion.cpp
+++ b/indra/newview/llviewerregion.cpp
@@ -1359,6 +1359,8 @@ BOOL LLViewerRegion::isViewerCameraStatic()
F32 LLViewerRegion::killInvisibleObjects(F32 max_time)
{
+ static LLCachedControl<F32> back_sphere_radius(gSavedSettings,"BackShpereCullingRadius");
+
#if 1
if(!sVOCacheCullingEnabled)
{
@@ -1369,6 +1371,10 @@ F32 LLViewerRegion::killInvisibleObjects(F32 max_time)
return max_time;
}
+ LLVector4a camera_origin;
+ camera_origin.load3(LLViewerCamera::getInstance()->getOrigin().mV);
+ F32 squared_back_threshold = back_sphere_radius * back_sphere_radius;
+
bool unstable = sNewObjectCreationThrottle < 0;
size_t max_update = unstable ? mImpl->mActiveSet.size() : 64;
if(!mInvisibilityCheckHistory && isViewerCameraStatic())
@@ -1388,7 +1394,7 @@ F32 LLViewerRegion::killInvisibleObjects(F32 max_time)
iter = mImpl->mActiveSet.begin();
}
- if(!(*iter)->isRecentlyVisible() && (unstable || (*iter)->mLastCameraUpdated < sLastCameraUpdated))
+ if(!(*iter)->isAnyVisible(camera_origin, squared_back_threshold) && (unstable || (*iter)->mLastCameraUpdated < sLastCameraUpdated))
{
killObject((*iter), delete_list);
}
@@ -1425,18 +1431,18 @@ void LLViewerRegion::killObject(LLVOCacheEntry* entry, std::vector<LLDrawable*>&
if(!drawablep->getParent())
{
- LLViewerObject::const_child_list_t& child_list = drawablep->getVObj()->getChildren();
- for (LLViewerObject::child_list_t::const_iterator iter = child_list.begin();
- iter != child_list.end(); iter++)
- {
- LLViewerObject* child = *iter;
- if(child->mDrawable->isRecentlyVisible())
- {
- //set the parent group visible if any of its children visible.
- ((LLViewerOctreeEntryData*)drawablep)->setVisible();
- return;
- }
- }
+ //LLViewerObject::const_child_list_t& child_list = drawablep->getVObj()->getChildren();
+ //for (LLViewerObject::child_list_t::const_iterator iter = child_list.begin();
+ // iter != child_list.end(); iter++)
+ //{
+ // LLViewerObject* child = *iter;
+ // if(child->mDrawable->isRecentlyVisible())
+ // {
+ // //set the parent group visible if any of its children visible.
+ // ((LLViewerOctreeEntryData*)drawablep)->setVisible();
+ // return;
+ // }
+ //}
delete_list.push_back(drawablep);
}
}
diff --git a/indra/newview/llvocache.cpp b/indra/newview/llvocache.cpp
index b1c7423b49..70b65f14be 100755
--- a/indra/newview/llvocache.cpp
+++ b/indra/newview/llvocache.cpp
@@ -358,26 +358,34 @@ void LLVOCacheEntry::updateDebugSettings()
sBackAngleTanSquared = squared_back_angle;
}
-bool LLVOCacheEntry::isRecentlyVisible() const
+bool LLVOCacheEntry::isAnyVisible(const LLVector4a& camera_origin, F32 squared_dist_threshold)
{
- bool vis = LLViewerOctreeEntryData::isRecentlyVisible();
-
- if(!vis && getGroup())
+ LLOcclusionCullingGroup* group = (LLOcclusionCullingGroup*)getGroup();
+ if(!group)
{
- //recently visible to any camera?
- vis = ((LLOcclusionCullingGroup*)getGroup())->isAnyRecentlyVisible();
+ return false;
}
- //combination of projected area and squared distance
- if(!vis && !mParentID && mSceneContrib > sBackAngleTanSquared)
+ //any visible
+ bool vis = group->isAnyRecentlyVisible();
+
+ //not ready to remove
+ if(!vis)
{
- F32 rad = getBinRadius();
- vis = (rad * rad / mSceneContrib < sBackDistanceSquared);
+ vis = (group->getAnyVisible() + sMinFrameRange > LLViewerOctreeEntryData::getCurrentFrame());
}
- if(!vis)
+ //within the back sphere
+ if(!vis && !mParentID)
{
- vis = (getVisible() + sMinFrameRange > LLViewerOctreeEntryData::getCurrentFrame());
+ LLVector4a lookAt;
+ lookAt.setSub(getPositionGroup(), camera_origin);
+ F32 squared_dist = lookAt.dot3(lookAt).getF32();
+ F32 rad = getBinRadius();
+ rad *= rad;
+
+ //rough estimation
+ vis = (squared_dist - rad < squared_dist_threshold);
}
return vis;
diff --git a/indra/newview/llvocache.h b/indra/newview/llvocache.h
index 446111620d..ae32fb0cee 100755
--- a/indra/newview/llvocache.h
+++ b/indra/newview/llvocache.h
@@ -85,8 +85,7 @@ public:
bool hasState(U32 state) {return mState & state;}
U32 getState() const {return mState;}
- //virtual
- bool isRecentlyVisible() const;
+ bool isAnyVisible(const LLVector4a& camera_origin, F32 squared_dist_threshold);
U32 getLocalID() const { return mLocalID; }
U32 getCRC() const { return mCRC; }