void LLVOCachePartition::selectBackObjects(LLCamera &camera, F32 pixel_threshold, bool use_occlusion)
{
if(LLViewerCamera::sCurCameraID != LLViewerCamera::CAMERA_WORLD)
{
return;
}
if(mBackSlectionEnabled < 0)
{
mBackSlectionEnabled = LLVOCacheEntry::sMinFrameRange - 1;
mBackSlectionEnabled = llmax(mBackSlectionEnabled, (S32)1);
}
if(!mBackSlectionEnabled)
{
return;
}
//localize the camera
LLVector3 region_agent = mRegionp->getOriginAgent();
LLVOCacheOctreeBackCull culler(&camera, region_agent, mRegionp, pixel_threshold, use_occlusion);
culler.traverse(mOctree);
mBackSlectionEnabled--;
if(!mRegionp->getNumOfVisibleGroups())
{
mBackSlectionEnabled = 0;
}
return;
}
void LLSpatialBridge::setVisible(LLCamera& camera_in, std::vector<LLDrawable*>* results, BOOL for_select)
{
if (!gPipeline.hasRenderType(mDrawableType))
{
return;
}
//HACK don't draw attachments for avatars that haven't been visible in more than a frame
LLViewerObject *vobj = mDrawable->getVObj();
if (vobj && vobj->isAttachment() && !vobj->isHUDAttachment())
{
LLDrawable* av;
LLDrawable* parent = mDrawable->getParent();
if (parent)
{
LLViewerObject* objparent = parent->getVObj();
av = objparent->mDrawable;
LLSpatialGroup* group = av->getSpatialGroup();
BOOL impostor = FALSE;
BOOL loaded = FALSE;
if (objparent->isAvatar())
{
LLVOAvatar* avatarp = (LLVOAvatar*) objparent;
if (avatarp->isVisible())
{
impostor = objparent->isAvatar() && ((LLVOAvatar*) objparent)->isImpostor();
loaded = objparent->isAvatar() && ((LLVOAvatar*) objparent)->isFullyLoaded();
}
else
{
return;
}
}
if (!group ||
LLDrawable::getCurrentFrame() - av->mVisible > 1 ||
impostor ||
!loaded)
{
return;
}
}
}
LLSpatialGroup* group = (LLSpatialGroup*) mOctree->getListener(0);
group->rebound();
LLVector4a center;
center.setAdd(mExtents[0], mExtents[1]);
center.mul(0.5f);
LLVector4a size;
size.setSub(mExtents[1], mExtents[0]);
size.mul(0.5f);
if ((LLPipeline::sShadowRender && camera_in.AABBInFrustum(center, size)) ||
LLPipeline::sImpostorRender ||
(camera_in.AABBInFrustumNoFarClip(center, size) &&
AABBSphereIntersect(mExtents[0], mExtents[1], camera_in.getOrigin(), camera_in.mFrustumCornerDist)))
{
if (!LLPipeline::sImpostorRender &&
!LLPipeline::sShadowRender &&
LLPipeline::calcPixelArea(center, size, camera_in) < FORCE_INVISIBLE_AREA)
{
return;
}
LLDrawable::setVisible(camera_in);
if (for_select)
{
results->push_back(mDrawable);
if (mDrawable->getVObj())
{
LLViewerObject::const_child_list_t& child_list = mDrawable->getVObj()->getChildren();
for (LLViewerObject::child_list_t::const_iterator iter = child_list.begin();
iter != child_list.end(); iter++)
{
LLViewerObject* child = *iter;
LLDrawable* drawable = child->mDrawable;
results->push_back(drawable);
}
}
}
else
{
LLCamera trans_camera = transformCamera(camera_in);
LLOctreeMarkNotCulled culler(&trans_camera);
culler.traverse(mOctree);
}
}
}
