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authorDave Parks <davep@lindenlab.com>2011-02-01 02:33:32 -0600
committerDave Parks <davep@lindenlab.com>2011-02-01 02:33:32 -0600
commit16f038661060480d78cdedee8f1717b333fe7d54 (patch)
treeb5e300856bb375e1171d4ca19c4fa8b4445dca71 /indra
parentb2b4370e34bf752eea60ff954ff85375f07d27d0 (diff)
parent1a51db5b53b3783b002bfa870fa45244df8fafdc (diff)
merge
Diffstat (limited to 'indra')
-rwxr-xr-xindra/newview/llmeshrepository.cpp16
-rw-r--r--indra/newview/llmeshrepository.h2
-rw-r--r--indra/newview/llvovolume.cpp3
3 files changed, 17 insertions, 4 deletions
diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp
index b772999ee2..edcf249a21 100755
--- a/indra/newview/llmeshrepository.cpp
+++ b/indra/newview/llmeshrepository.cpp
@@ -2160,7 +2160,7 @@ S32 LLMeshRepository::update()
return size ;
}
-S32 LLMeshRepository::loadMesh(LLVOVolume* vobj, const LLVolumeParams& mesh_params, S32 detail)
+S32 LLMeshRepository::loadMesh(LLVOVolume* vobj, const LLVolumeParams& mesh_params, S32 detail, S32 last_lod)
{
if (detail < 0 || detail > 4)
{
@@ -2201,7 +2201,19 @@ S32 LLMeshRepository::loadMesh(LLVOVolume* vobj, const LLVolumeParams& mesh_para
if (group)
{
- //first see what the next lowest LOD available might be
+ //first, see if last_lod is available (don't transition down to avoid funny popping a la SH-641)
+ if (last_lod >= 0)
+ {
+ LLVolume* lod = group->refLOD(last_lod);
+ if (lod && !lod->isTetrahedron() && lod->getNumVolumeFaces() > 0)
+ {
+ group->derefLOD(lod);
+ return last_lod;
+ }
+ group->derefLOD(lod);
+ }
+
+ //next, see what the next lowest LOD available might be
for (S32 i = detail-1; i >= 0; --i)
{
LLVolume* lod = group->refLOD(i);
diff --git a/indra/newview/llmeshrepository.h b/indra/newview/llmeshrepository.h
index eccb82b661..b642a89192 100644
--- a/indra/newview/llmeshrepository.h
+++ b/indra/newview/llmeshrepository.h
@@ -456,7 +456,7 @@ public:
S32 update() ;
//mesh management functions
- S32 loadMesh(LLVOVolume* volume, const LLVolumeParams& mesh_params, S32 detail = 0);
+ S32 loadMesh(LLVOVolume* volume, const LLVolumeParams& mesh_params, S32 detail = 0, S32 last_lod = -1);
void notifyLoadedMeshes();
void notifyMeshLoaded(const LLVolumeParams& mesh_params, LLVolume* volume);
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 3dc82f5368..b296d21b2b 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -936,6 +936,7 @@ BOOL LLVOVolume::setVolume(const LLVolumeParams &params_in, const S32 detail, bo
{
LLVolumeParams volume_params = params_in;
+ S32 last_lod = mVolumep.notNull() ? LLVolumeLODGroup::getVolumeDetailFromScale(mVolumep->getDetail()) : -1;
S32 lod = mLOD;
BOOL is404 = FALSE;
@@ -1014,7 +1015,7 @@ BOOL LLVOVolume::setVolume(const LLVolumeParams &params_in, const S32 detail, bo
{
//load request not yet issued, request pipeline load this mesh
LLUUID asset_id = volume_params.getSculptID();
- S32 available_lod = gMeshRepo.loadMesh(this, volume_params, lod);
+ S32 available_lod = gMeshRepo.loadMesh(this, volume_params, lod, last_lod);
if (available_lod != lod)
{
LLPrimitive::setVolume(volume_params, available_lod);