View Full Version : Arguably the best Crysis video I've ever seen.
einstein_314
12-05-07, 12:00 PM
I still dont get it... Can you translate that to regular english please? :p
Baiscally it works like this. By default sys_physics is set to 1 which decouples the physics engine from the graphics engine. This way, if the physics gets bogged down it won't affect your FPS. The problems is that when you run physics intense stuff (like these boxes) the physics lags so much that it's super jerky. But it doesn't affect your framerate. It just looks bad. So by setting sys_physics 0 you couple the two engines togehter. ie, one waits for the other. So if the GPU renders 1 frame, it waits for the physics engine to finished calculating the next frame before showing it. So now the game runs at the physics engine's speed, which in this case is super slow due to the amount of stuff going one. So then he slows down the game to run in slo mo. Then he makes it so that it saves every frame rendered as a screenshot. This way, he can take all the screenshots and make them into a video after and it will look normal speed.
Redeemed
12-05-07, 12:02 PM
That stuff is available now if Nvidia/ATI would go ahead with their hardware physics.
The 8-series from Nvidia has builit in capability of hardware physics, but for some reason hasn't really gone through with it as of yet. ;)
I know! When the heck am I going to be able to make use of the "Quantum Effects Physics Processor" on my GTS??? :p Why would they put the R&D money into such a chip and then not have it be used? I WANT TO SEE IT IN USE NOW!!! :lol:
Nanosuitguy
12-05-07, 12:36 PM
Thanks einsten now i get it, Good thing youre smart :o
And too bad its not realtime... Awesome vid anyway, goes to my favs directly!
ASUSEN7900GTX
12-05-07, 01:26 PM
some day i will vapo chill my cpu gpu and clock the **** out of them and then i will have a cool PC....brrrrrrrr -20degrees C or so naah i dunno how nuch those chill but the OC is more secure with good coooling
maybe the latest or upcoming Quad extreme ocīd to itīs limit and a 9800ULTRA
XDanger
12-06-07, 03:17 PM
The germans do good physics demos with boxes
Wheres that demo scene link gone
Uberpwnage
12-06-07, 03:33 PM
I ran this for the hell of it :D Check the CPU usage, it was running really slow... maybe 3-4fps.
http://i17.tinypic.com/6omc0p4.jpg
Kinda off topic, but how did you manage to get Vista to only use 27 processes? I've used a number of sites for tweaking but never got it that low...I've got 52 right now :(
I disable a number of different services... I can't remember off the top of my head. I will check it out tonight and let you know :)
methimpikehoses
12-07-07, 03:19 PM
I disable a number of different services... I can't remember off the top of my head. I will check it out tonight and let you know :)
Yes, please do. (nana2)
einstein_314
12-07-07, 03:43 PM
Kinda off topic, but how did you manage to get Vista to only use 27 processes? I've used a number of sites for tweaking but never got it that low...I've got 52 right now :(
Lol, I was going to ask the same thing when I first saw that screenshot. Then I forgot to.....
Uberpwnage
12-07-07, 04:38 PM
guess I wasn't alone :D
Nice video but seriously f*** youtube! Why are we content with this grossly underwhelming inferior video quality? In the video description he also linked a higher res version at stage6, in which much more detail can be seen and actually there were a few scenes where I wasn't quite sure what was going on, but I'm absolutely sure in the stage6 upload :)
http://www.stage6.com/user/Neillithan/video/1911267/
But yeah it's a very cool vid, thanks for posting :D
einstein_314
12-07-07, 07:08 PM
Yeah stage6 is WAY better than YouSUCK.
LORD-eX-Bu
12-07-07, 08:37 PM
stage6 is always painfully slow for me :lol:
hell_of_doom227
12-07-07, 08:40 PM
Physics sucks in Crysis, because it's so poorly coded that crappy physics enabled in the game is so hard on CPU and so bad compared to let's say Source's implementation....
It same applies for AI...
Somehow Crysis is another Vista...crap
LORD-eX-Bu
12-07-07, 08:45 PM
source is the answer for everything :headexplode:
hell_of_doom227
12-07-07, 09:15 PM
source is the answer for everything :headexplode:
Crytek 2 is really strange engine. Having Dual or Quad core doesn't make difference. Having single or sli or quad GPU doesn't make a lot of different. Going from High to Medium whatever doesn't make a lot of difference. The game is crap from technical point of view. What you see doesn't tell you how is well coded. Maybe, i'm bitching about it too much...but i have to because people give them credits which they don't deserve.
'Simply put here what i'm talking about:'
Here are two simple codes:
Version I
If Condition = 'A' Then
do something....
End If
If Condition = 'B' Then
do something...
End If
If Condition = 'C' Then
do somethin....
end if
Version II
If Condition = 'A' Then
do something...
elseIf Condition = 'B' Then
do something...
else
do something...
end if
Which code will execute faster...of course Version II.
Version I is what Crytek coded in their game...don't take it literally...
I think i made my point...
LORD-eX-Bu
12-07-07, 09:22 PM
:headexplode:
^^I stopped reading when he said "going from High to Medium whatever doesn't make a lot of difference" :retard:
Physics sucks in Crysis, because it's so poorly coded that crappy physics enabled in the game is so hard on CPU and so bad compared to let's say Source's implementation....
It same applies for AI...
Somehow Crysis is another Vista...crap
Then don't play the damn game. :headexplode:
einstein_314
12-08-07, 12:07 PM
Crytek 2 is really strange engine. Having Dual or Quad core doesn't make difference. Having single or sli or quad GPU doesn't make a lot of different. Going from High to Medium whatever doesn't make a lot of difference. The game is crap from technical point of view. What you see doesn't tell you how is well coded. Maybe, i'm bitching about it too much...but i have to because people give them credits which they don't deserve.
'Simply put here what i'm talking about:'
Here are two simple codes:
Version I
If Condition = 'A' Then
do something....
End If
If Condition = 'B' Then
do something...
End If
If Condition = 'C' Then
do somethin....
end if
Version II
If Condition = 'A' Then
do something...
elseIf Condition = 'B' Then
do something...
else
do something...
end if
Which code will execute faster...of course Version II.
Version I is what Crytek coded in their game...don't take it literally...
I think i made my point...
First off those two snippets of code are different... :D And I don't think they will run any different from each other....when they are compiled the result will be the same....
And hasn't it been shown that SLI offers HUGE improvements? Or am I just crazy....I thought it was like 50% increase over single card...
going from High to Medium makes a HUGE difference....I don't know what you're talking about. You need to stop complaining about Crysis because from what you've shown us, you know nothing about it. And your posts are inconsistent from one thread to another.
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