#SL Vehicle Work-Around

I found a work-around for some of the vehicle problems in the SL Forum. MB Robonaught wrote: While many of the problems with vehicles used on Pathfinder have been addressed to help with older created cars, there remains a few issues that need serious attention for newer Mesh cars. As per SVC-8048 I have discovered that if … Read more

Second Life Traffic Numbers

For land and shop owners this is a serious problem. With the roll out of the latest update lots of people are seeing the problem.

Traffic Count in SL Search – enlarge

JIRA’s

SVC-7458Traffic counts borked across (All or Many Regions) – See 1. Second Life Viewer – VWR VWR-27621 Drop In Traffic Calculations. Nov 2011. Short not much information.

SVC-7459Drop In Traffic Calculations. Nov 2011. Updated Aug 2012. This seems to be the most active JIRA on the topic.

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Pathfinding Costs

This posting showed up on the SL forum:

BlackMagi Darkwatch wrote:

So, I created a simple character using the new LL pathfinding functions and watched it merrily wander around – I won’t be leaving the object out though as my simple 1 prim cube had a LE of 15!  Not sure if the LE values are going to tweaked – I do hope so as I feel that is way too costly. 


All pathfinding characters have a fixed physics weight of 15. Adding prims will not cause this weight to go up and the weight is not affected by the physics shape type parameter. Streaming and script costs are computed are for any other object and the total land impact remains the max of all weights. So yes, a simple 1 prim cube has a LI of 15, but a much more complex character may still only have a LI of 15 (unless dominated by streaming or scripts, in which case the physics weight is irrelevant).

Falcon Linden

So, there is a surprising cost to the AI Characters. At least it surprised me.

The Lindens have been gearing the SL system to associate costs with the resources used. From outside the Lab we have no way to know if the cost is equitable or not. Fortunately SL runs from a free market and users are free to use AI Characters or not. That won’t make the entitlement folks happy, but that’s life.

Adding Prims to Control Navmesh – Click Enlarge

I have a 2-prim and 1-sculpty AI Character. My edit panel shows it as 1 object and 3 Land Impact. I can’t get the More Info to show the Physics cost. That is probably and issue with the development viewer.

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Exodus Viewer Release Beta 8 (12.08.09b) Review

Exodus has new version of their viewer out. If you like Exodus, this is a must have update. I think that this release is labeled a Beta as they plan to quickly provide a main release with the New Pathfinding Tools. I am guessing they are just waiting on the Lab to OK it. Or may be there is some last minute Havok Licensing stuff going on. So, the tools may already be programmed in.

Exodus Viewer – Exodus Preferences

It gets confusing which version is a test version and which is a production release version. The idea with production releases is they are feature stable and intended for primary use by Second Life™ residents. Production viewers only have approved features. Test or Beta viewers can have whatever feature set a developer is experimenting with. This release had some of the experimental features taken out, like the Mesh Deformer. So, I find the Beta designation a bit odd, but it makes a sort of sense.

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Pathfinding Meeting Week 32

Thursday we had a meeting with Lorca, Falcon, and Stinson Linden. We got some questions answered. Motor Loon had a good whine about Pathfinding, the keyword being good.

Performance

The Lindens have a couple of days of stats to look at now. The result is the average performance of the grid has not changed. This means that while most regions are NOT optimized, they are not pulling down performance.

Pathfinding User Group

The Process

Falcon pulled up the Pathfinding code and explained what the code is doing in English. What he said follows.

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