GribbleGrunger said:
Hynad said:
Simple. The data that needs to be accessed is too big for the bandwidth speed of the blu-ray drive. So installing the game on HDD makes up for this.
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I've been thinking about this and I'm wondering whether some assets could be streamed directly from the disc whilst the majority of the game is installed. Much has been said about 'cloud' and how you can stream physics and AI but what about streaming that data directly from the disc? It's not actually doing anything once the game's installed, it's just verifying you own the game. If data can be streamed via the internet then it makes sense it could be simply streamed from the disc ... no?
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You are streaming video from internet. While on the console you need to read data, to compute. Video is a linear data with every frame being the same amount of data. While data to compute is spread "randomly" on the blu-ray disc, thus reading is not at the full speed and needs to change reading placement constantly.
Uncharted achieved that, because Naughty dog, implemented really nifty tricks to make the data on disc more linear, doing some data redudancy, to achieve maximum performace on the slow blu-ray.
Today tho, with high resolution assets and the huge amount of the assets themselves, this wouldn't be possible, or would be too engineering difficult and not worth when the Hard drive is such a cheap option.
When Ps3 launched, 60gb cost the same as 1tb cost today. So sony and consumers pressured developers for lower data installs. Now the standard is the limitless hard drive install, which makes life easier and cheaper for developers themselves.