Exemplo n.º 1
0
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->getVisible() > 1 ||
				impostor ||
				!loaded)
			{
				return;
			}
		}
		else
		{
			static const LLCachedControl<bool> draw_orphans("ShyotlDrawOrphanAttachments",false);
			if(!draw_orphans)
				return;
		}
	}
	

	LLSpatialGroup* group = (LLSpatialGroup*) mOctree->getListener(0);
	group->rebound();
	
	LLVector4a center;
	const LLVector4a* exts = getSpatialExtents();
	center.setAdd(exts[0], exts[1]);
	center.mul(0.5f);
	LLVector4a size;
	size.setSub(exts[1], exts[0]);
	size.mul(0.5f);

	if ((LLPipeline::sShadowRender && camera_in.AABBInFrustum(center, size)) ||
		LLPipeline::sImpostorRender ||
		(camera_in.AABBInFrustumNoFarClip(center, size) && 
		AABBSphereIntersect(exts[0], exts[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);
		}		
	}
}