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OpenGL 4.0

Soldato
Joined
7 Jul 2009
Posts
16,234
Location
Newcastle/Aberdeen
Well i just came across this:

http://www.crunchgear.com/2010/03/11/opengl-4-0-comes-out-to-play/
OpenGL4_610x344.jpg


So OpenGL 4.0 is out, with ATI yet again leading the way and completely leveling the playing field with DX11. And i suppose i don't need to tell you that:

  • OpenGL supports more platforms than DX
  • OpenGL has far more uses than DX
  • OpenGL is better made than DX
  • OpenGL is lighter on resources than DX

etc. etc, on with the fanboy stuff and all. But really, as a Linux user i'm quite exited by this. If only we could convince developers to use it. Rage looks like a great showcase though...


If you want to try it out for yourself:

http://www.tweaktown.com/news/15419/unigine_adds_3d_support_and_opengl_4_0_to_heaven/index.html

3.3 was released too but i doubt you're interested in that ;)
 
Er, until recently OpenGL was massively behind DX, its only just about come up to par with DX11 features.

Nope, OpenGL has always been superior to DirectX/Direct3D. Even 10 years ago, Microsoft were in serious danger of loosing the gaming market entirely so they 'forced' developers (such as Bungie) to use it with a large pile of money hoping that would show what it was capable of. Of course, OpenGL has been capable of so much more but since it's an Open Source project by the Khronos Group they didn't have lots of money to spend on getting developers to use it, and so Microsoft once again creates a stupidly huge monopoly for itself with a somewhat inferior product.

If you're talking about OpenGL 3.2/DX11 then it could support tessellation through add ons and compute shader through OpenCL. Other than that it was still superior.

Has anybody run the Heaven benchmark with OpenGL 4.0 yet? Care to post results and visual commentary?
 
http://www.geeks3d.com/20100527/tes...ion-gtx-480-vs-gtx-470-vs-hd-5870-vs-hd-5770/

Yeah OpenGL 4.0 is so superior that it's slower on both ATI and Nvidia cards, especially slow on ATI cards.

That's because Heaven 2.1 really doesn't like the 10.5 Cats. It's early days yet, and they're quite close but if you have a look down the comments...

Don’t forget NVIDIA paid/bribed/whatever Unigine to add ‘Extreme’ tesselation in Heaven 2.0

They did this when they launched the 480 so they could release benchmarks to show the 480’s “superior” tessellator over the 5870.

Rerun your benchmarks with “Normal” tesselation and see if ATI gets a lot closer to NVIDIA.

I remember we’ve ran unigine tropics throught gDebugger to see what it does in OpenGL rendering mode. And the results were…… strange. Unigine was doing some very useless work, like binding textures with 0×0 or 1×1 size, switching vertex buffers one after another without rendering, changing render states, also without rendering. But that was one-two years ago. Perhaps now everything works better.
Can anyone check that? gDebugger is available as a free trial for 7 days. It’s just i’m not able to do that right now.
 
And why on earther would a linux user want to touch ATI with a barge pole I don't know.

Meh, they're driver support has come on leaps and bounds in the past few years, and nVidia have really dropped the ball in terms of releasing decent cards for reasonable prices.
 
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