Threading Successes 02 Supreme Commander

THQ/Gas Powered Games Supreme Commander and Supreme Commander: Forged Alliance Thread for Performance

Supreme Commander runs best on 4 cores - let’s see how! ,[object Object],[object Object],[object Object],[object Object]

Threading was a mid-stream change ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Render split is essential to speed ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Decoupled architecture is built for speed ,[object Object],Issue

Decoupled architecture is built for speed Simulation Render Issue Run decoupled sim and render Fully buffered input to sim, call via Sim Thread Interface Sim Thread Interface

Decoupled architecture is built for speed ,[object Object],[object Object],Simulation Render Issue Up to 10x per sim tick Render …

Decoupled architecture is built for speed ,[object Object],[object Object],[object Object],Simulation Render Issue Up to 10x per sim tick Render … Locks

Decoupled architecture is built for speed ,[object Object],[object Object],Simulation Render Issue Up to 10x per sim tick Render Render … Sim Thread Interface Issue

Decoupled architecture is built for speed ,[object Object],[object Object],Simulation Render Issue Up to 10x per sim tick Render Render … Sim Thread Interface Issue Sim Thread Interface

Decoupled architecture is built for speed ,[object Object],Simulation Render Issue Up to 10x per sim tick Render Sim Render Render Issue … … Issue

Thread model adapts to varying loads ,[object Object],[object Object],[object Object],[object Object]

Displaying frame times – cool! ,[object Object]

Sometimes, there’s more to render ,[object Object],[object Object],[object Object],[object Object],[object Object]

Other times, there’s more to simulate ,[object Object]

A little sync doesn’t slow this code down Frame n Frame n+1 Sync Busy Waiting Threads are busy most of the time! Mostly waiting

Memory manager gives an additional boost ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What are some current bottlenecks? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

This was a great learning experience! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

We learned some DOs and DON’Ts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Supreme Commander runs best on 4 cores – that’s how! ,[object Object],[object Object],[object Object],[object Object]

So, what do you think? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Threading Successes 02 Supreme Commander

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