WHERE TO FIND OPENGL INFORMATION - (Bi-weekly posting) The Official OpenGL Site - News, downloads, tutorials, books & links:- http://www.opengl.org/ Silicon...
Dominic Curran
dcurran@...
Mar 1, 2001 9:43 am
17659
With or without VSync enabled, what typically happens is: 1. Frame 1: App emits clear(s) and primitives (immediate, array, d-list, whatever) 2. OGL driver...
Viet-Tam Luu
GL_GEEK@...
Mar 1, 2001 10:05 am
17660
... Per-pixel lighting is available since the first Geforce card (through NV_register_combiners extension). I'm still enjoying my Geforce256 DDR at home, but I...
Bert Freudenberg
bert@...
Mar 1, 2001 12:36 pm
17661
ATI Radeon isn't supporting register combiners ? Marek ... FAQ and OpenGL Resources at: http://www.geocities.com/SiliconValley/Hills/9956/OpenGL -- Author:...
Marek Rosa
marekrosa@...
Mar 1, 2001 3:23 pm
17662
per-pixel lighting has been available longer than that. nVidia didnt invent that either. ... FAQ and OpenGL Resources at: ...
Philip Taylor
ptaylor@...
Mar 1, 2001 6:02 pm
17663
I have been working on my map editor for my companies engine and I just found that the when i use GetPixel (win32 function) after rendering in opengl, it...
Chris Seddon
seddon@...
Mar 1, 2001 6:53 pm
17664
Hi all! This is a littel bit off topic, but I am posting it with the hope not to upset to many people. I am trying to compile the examples from the red book ...
STAMATE VLAD
M210398@...
Mar 1, 2001 7:30 pm
17665
I'd use glReadPixels() if I were you. Since what you're doing is an interactive editor type of operation, the reported "slow speed" of glReadPixels() will not...
Blake Senftner
bsenftner@...
Mar 1, 2001 7:49 pm
17666
... Try this: gcc prog.c -o prog -O3 \ -I/usr/X11R6/include -L/usr/X11R6/lib \ -lglut -lGLU -lGL -lXmu -lXi -lXext -lX11 -lm This should include everything,...
Bert Freudenberg
bert@...
Mar 1, 2001 7:52 pm
17667
... I know. So what? The context of the question was about that sort of hardware-supported per-pixel lighting on "consumer class hardware" (as you MS guys like...
Bert Freudenberg
bert@...
Mar 1, 2001 7:54 pm
17668
<F001.002C0681.20010301011526@...>"Viet-Tam Luu" writes ... Couldn't the hardware just send an interrupt back to the device driver? Busy waits are...
Jean-Francois Panisset
panisset@...
Mar 1, 2001 7:59 pm
17669
... I generally use: -L/usr/X11R6/lib -lglut -lGLU -lGL -lpthread -lX11 -lXi -lXext -lXmu -lm ...which may be overkill. (You need 'pthread' because the Mesa...
Stephen J Baker
sjbaker@...
Mar 1, 2001 8:10 pm
17670
Hey, Okay I have switched it to glReadPixels, though it doesn't work either. I have pasted the pixel selection code, can someone tell me whats wrong or how to...
Chris Seddon
seddon@...
Mar 1, 2001 9:10 pm
17671
... I can't comment on the specifics of any hardware, but rest assured that if there had been a better way, we would have done it--or will do it. Actually I've...
Viet-Tam Luu
GL_GEEK@...
Mar 1, 2001 9:31 pm
17672
... But what if it's not? What if the CPU is doing image processing? Audio processing? Running an AI engine for your game? In those cases, you would...
Pierre P. Tremblay
pierre.tremblay@...
Mar 1, 2001 9:52 pm
17673
... glReadPixels use coordinates relative to the bottom left of your window. You no not need to know where your window is, or fiddle in anyway with the ...
Jeffrey Rainy
jrainy@...
Mar 1, 2001 9:53 pm
17674
... Even if you have a full priority while(1) { Sleep(0); } And a no-priority while(1) { DoImportantStuff( ); WaitForEvent( ); } The scheduler should not give...
Jeffrey Rainy
jrainy@...
Mar 1, 2001 10:33 pm
17675
... Go away. Stick to Advocacy if you want to dribble. Your comment has nothing to do with the question or answer. nVidia did not invent alot of things, but...
Scott Southurst
Scott@...
Mar 2, 2001 12:04 am
17676
Thanks for the explaination. It definately cleared up how the driver works with the graphics pipeline. However, I still have a couple questions in regards to...
Eric Maslowski
maslows3@...
Mar 2, 2001 12:56 am
17677
you are correct, this was inappropriate for this list. I mistook the context and I apologize. ... FAQ and OpenGL Resources at: ...
Philip Taylor
ptaylor@...
Mar 2, 2001 1:13 am
17678
hi, I was wondering how I should render my LOD (Level Of Detail) landscape. How I previously rendered my landscapes (non LOD) was just loading all possible...
Tristan Buckmaster
Tristan@...
Mar 2, 2001 11:53 am
17679
... (0,32,(GetSystemMetrics(SM_CXSCREEN)-200),(GetSystemMetrics(SM_CYSCREEN)-100 ),GL_RGB,GL_UNSIGNED_BYTE,data); ... [1] I think you want "delete [] data;"...
Colin Fahey
cpfahey@...
Mar 2, 2001 12:04 pm
17680
... Hi Jeffrey, I'm afraid your assumption is incorrect. See the MSDN documentation on Scheduling (Platform SDK --> Windows Base Services --> Executables -->...
Pierre P. Tremblay
pierre.tremblay@...
Mar 2, 2001 3:05 pm
17681
March 2nd, 2001 Friday There was some discussion about the "Red Book" on this mailing list recently. That book is really informative and well-written -- two...
Colin Fahey
cpfahey@...
Mar 2, 2001 3:30 pm
17682
... If you do "other non-graphical computations" before the swapbuffer, the hardware should not keep idle while you do it, and the time it takes to swapBuffers...
Jeffrey Rainy
jrainy@...
Mar 2, 2001 3:41 pm
17683
... Indeed, I saw matching results yesterday. I would have thought that schedulers would be more "sophisticated" than that. Sorry for not testing before...
Jeffrey Rainy
jrainy@...
Mar 2, 2001 3:49 pm
17684
Has anyone else out there tried playing with an approach like that illustrated in the NVidia 3d toolkit (downloadable from the developer section of their web...
Ryan Haksi
cryogen@...
Mar 2, 2001 6:49 pm
17685
... -lm ... subtle ... implicitly ... Well, on my system (RedHat 6.1 / XFree86 4.01 - Rage 128 DRI) I can get away with just: 'gcc glxinfo.c -lGLU -lGL' ...and...
Brian Chapman
bchapman@...
Mar 2, 2001 7:29 pm
17686
Generally I find that approximations and fast math type libs do produce a small benefit but not enough to warrant the extra effort or loss of precision in the...
Scott, John
JScott@...
Mar 2, 2001 7:41 pm
17687
Has anyone ever seen a comparison on the number of Direct3D vs OpenGL developers out there? Regards, Jim Mathies -- Y i n d o I n c. w w w . y i n d o . c o m...
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