Use QueryPerformaceCounter(). There's another function working in conjunction with the above. You might find it on search for it. Unless I've got the cat at...
23209
Kevin Bray
ebray99@...
Oct 23, 2003 6:43 pm
GetTickCount is horribly innaccurate. You want to use high performance counters for timing. Kevin ... ...
23210
Ben Dixon
ben.dixon@...
Oct 23, 2003 8:55 pm
Hi all, I'm relatively new to OpenGL and would like some help with dragging objects with the mouse. I have a program that loads 3d dimension map data (location...
23211
Kenneth B. Russell
kbrussel@...
Oct 23, 2003 10:56 pm
... I've never felt comfortable using OpenGL's built-in selection mechanisms (probably due to my own ignorance about how they worked) and instead have...
23212
Parveen Kaler
pk@...
Oct 24, 2003 1:00 am
... Not true for all platforms. QueryPerformanceCounter is horrible on some platforms too. Try this on WinXP machine and then on a Win98 machine ...
23213
Scott Southurst
Scott@...
Oct 24, 2003 10:20 am
That's the ticket. The other function is QueryPerformanceFrequency(). Thanks, Scott S. ... Sent: Thursday, 23 October 2003 10:54 PM To: Multiple recipients of...
23214
Scott Southurst
Scott@...
Oct 24, 2003 10:21 am
Odd that I haven't had problems with it before. Maybe a recent "security"; patch changed something... Who knows. Scott S. ... Sent: Friday, 24 October 2003...
23215
Stanislav Blinov
kerry@...
Oct 25, 2003 9:06 am
Does anyone of you have any experience compiling shaders from cgshaders.org? I download some, and none of it compiles. For example, I got an error about...
23216
Richard j
narekisgod@...
Oct 25, 2003 10:46 pm
Cg compiles to a whole bunch of different target models, depending on the code thats been written and your setup a lot of the stuff might not run. Do you have...
23217
Stanislav Blinov
kerry@...
Oct 26, 2003 7:56 am
... Yes, I have a FX 5200, Detonator 45.23 and DX9. I believe that the problem is that this shaders were writen for older CG. For example, I get an error about...
23218
Viet-Tam Luu
gl_geek@...
Oct 28, 2003 12:31 am
As far as I can recall (going back to Win16 days), GetTickCount() is tied to the clock tick counter which has a frequency of 18.2065 Hz (or something like...
23219
Kevin Bray
ebray99@...
Oct 28, 2003 3:12 pm
The RDTSC solution does not work on some mobile processors (because they can have varying clock speeds to save on power consumption). IIRC, the instruction...
23220
Ben Dixon
ben.dixon@...
Oct 28, 2003 7:50 pm
Hi all, Thanks for the replies to my previous question, they were a great help. I'm trying to determine what my options are for painting terrain under the...
23221
Carlos Abril
carabril@...
Oct 29, 2003 7:57 pm
What I understand is that you want to draw something (of variable size/color) on the terrain under your object. Is it? If so. You can do: 1. Have an alpha...
23222
JM
jm_1983310@...
Oct 31, 2003 11:57 am
Hi There How are you doing today? I've written a profiler program to analyze Graphics Cards so as to enlighten our team on the types of cards available and...
23223
Dominic Curran
dcurran@...
Nov 1, 2003 9:22 am
WHERE TO FIND OPENGL INFORMATION - (Bi-weekly posting) The Official OpenGL Site - News, downloads, tutorials, books & links:- http://www.opengl.org/ The...
23224
Ramin Zaghi
ramin_zaghi@...
Nov 3, 2003 7:51 am
Hi, I want to buy a new video card and wonder if anybody could give me some useful information about the best cards available now. I mean which card best...
23225
JM
jm_1983310@...
Nov 3, 2003 8:07 am
www.ati.com <http://www.ati.com/> ATI RADEON 9800 XT ARP-8X 256MB DDR-2 with TV-out/Twin View+DVI, Memory 730Mhz (365Mhz*2) "That is the card you want!" ...
23226
Martin Valigursky
mvaligursky@...
Nov 3, 2003 8:26 am
have a look at this article http://www.firingsquad.com/hardware/hl2_performance_preview_part1/ the second page is "FPS per US Dollar" that's pretty helpful ......
23227
Lev Povalahev
levp@...
Nov 12, 2003 9:28 am
Hello! I'm using glReadPixels (yes I know it's slow), and I just did some tests, with surprising results! 1 call reading 400x400 pixels is much slower than 4...
23228
Lev Povalahev
levp@...
Nov 12, 2003 9:57 am
"Problem" solved, my test was not very good, now everything behaves like it should. -Lev LP> Hello! LP> I'm using glReadPixels (yes I know it's slow), and I...
23229
Dominic Curran
dcurran@...
Nov 15, 2003 9:22 am
WHERE TO FIND OPENGL INFORMATION - (Bi-weekly posting) The Official OpenGL Site - News, downloads, tutorials, books & links:- http://www.opengl.org/ The...
23230
CAVEY GERARD
GERARD.CAVEY@...
Nov 17, 2003 3:33 pm
Hi there I did read somewhere that VBOs could improve performance even for dynamic data. But imagine that i perform software skinning each frame(so i change...
23231
Andras Balogh
bnd@...
Nov 17, 2003 6:22 pm
... Without VBOs, the application has to store the vertex data in system memory. When you call glDrawElements, the driver copies this data to AGP memory (this...
23232
Pascal Gane
sauronpg@...
Nov 24, 2003 6:43 pm
Hi, I am trying to translate a dot 3 bumpmapping fixed pipe configuration into vertex and fragment programs. Unfortunately I cannot get the vertex/fragment ...
23233
Petr Sebor
petr@...
Nov 25, 2003 12:42 am
... Hi, ... [...] ... Hmm, this is not an exact 'translation'. What about the difference between R0.xzyx and GL_OPERAND0_RGB_ARB/GL_SRC_COLOR? [R0.xyzx !=...
23234
Pascal Gane
sauronpg@...
Nov 25, 2003 3:43 am
Yes. I guess there is a dfference here. The dot3 setup normalises the light vector when put into the color of the vertex so the light vector coordinates are...
23235
Jonas Meyer
meyer@...
Nov 25, 2003 8:06 am
... To: "Multiple recipients of list OPENGL-GAMEDEV-L" <OPENGL-GAMEDEV-L@...> Sent: Tuesday, November 25, 2003 4:39 AM ... light ... coordinates ... ...
23236
Jonas Meyer
meyer@...
Nov 25, 2003 8:07 am
Oops, Of course MAD t, v, 0.5, 0.5; is what you want to do when packing(vp) MAD t, v, 2, -1; is what you want to do when unpacking(fp) ... To: "Multiple...
23237
Pascal Gane
sauronpg@...
Nov 25, 2003 11:02 am
That's what I am doing now and still the lighting effect is wrong. I don't get it. Are those operations : glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE,...
