Re: [Flightgear-devel] Specular Highlights

2003-09-15 Thread Lee Elliott
On Monday 15 September 2003 14:09, Jim Wilson wrote: > Lee Elliott <[EMAIL PROTECTED]> said: > > > > > > Which CPU and what depth level are you running? > > > > > > > > PIII 733 [EMAIL PROTECTED] bits > > > > > > > Note on a 1.4 P4 with a geForceGo 5650 there is no noticeable differance > > >

Re: [Flightgear-devel] Specular Highlights

2003-09-15 Thread Cameron Moore
* [EMAIL PROTECTED] (Lee Elliott) [2003.09.14 22:55]: > On Monday 15 September 2003 04:04, Cameron Moore wrote: > > * [EMAIL PROTECTED] (Norman Vine) [2003.09.13 10:39]: > > > Jim Wilson wwrites: > > > > Norman Vine <[EMAIL PROTECTED]> said: > > > > > This is a nice effect but I think this should d

Re: [Flightgear-devel] Specular Highlights

2003-09-15 Thread Jim Wilson
Lee Elliott <[EMAIL PROTECTED]> said: > > > > Which CPU and what depth level are you running? > > > > > > PIII 733 [EMAIL PROTECTED] bits > > > > > Note on a 1.4 P4 with a geForceGo 5650 there is no noticeable differance > > > > If you are on the 440BX chipset (like me), you will only get AGP 2

Re: [Flightgear-devel] Specular Highlights

2003-09-14 Thread Lee Elliott
On Monday 15 September 2003 04:04, Cameron Moore wrote: > * [EMAIL PROTECTED] (Norman Vine) [2003.09.13 10:39]: > > Jim Wilson wwrites: > > > > > > Norman Vine <[EMAIL PROTECTED]> said: > > > > > > > This is a nice effect but I think this should default to off though in that > > > > this can c

Re: [Flightgear-devel] Specular Highlights

2003-09-14 Thread Cameron Moore
* [EMAIL PROTECTED] (Norman Vine) [2003.09.13 10:39]: > Jim Wilson wwrites: > > > > Norman Vine <[EMAIL PROTECTED]> said: > > > > > This is a nice effect but I think this should default to off though in that > > > this can cause quite a peformance hit on 'older' cards. > > > > > > On my geFo

RE: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Jim Wilson
Norman Vine <[EMAIL PROTECTED]> said: > > PIII 733 [EMAIL PROTECTED] bits > > During daylight at default startup I get a 10% frame hit 30 fps drops to 26 > at night it is much more drastic more like 50% hit > > When looking North towards downtown San Francisco the hit is almost 50% > default l

RE: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Norman Vine
Jim Wilson wwrites: > > Norman Vine <[EMAIL PROTECTED]> said: > > > This is a nice effect but I think this should default to off though in that > > this can cause quite a peformance hit on 'older' cards. > > > > On my geForce2 GTS the framerate hit varies between 10% and 100% > > depending o

RE: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Jim Wilson
Norman Vine <[EMAIL PROTECTED]> said: > This is a nice effect but I think this should default to off though in that > this can cause quite a peformance hit on 'older' cards. > > On my geForce2 GTS the framerate hit varies between 10% and 100% > depending on visibility range setting and what

Re: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Jim Wilson
Erik Hofman <[EMAIL PROTECTED]> said: > > http://www.opengl.org/developers/faqs/technical/texture.htm > > > > Look at 21.040, it talks about an OpenGL 1.2 feature that may not break > > This is exactly what I've used (I was actually surprised by the low > overhead of the multipass rendering).

Re: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Erik Hofman
Norman Vine wrote: Curtis L. Olson writes: Erik Hofman writes: This is exactly what I've used (I was actually surprised by the low overhead of the multipass rendering). I've read somewhere that voodoo drivers would turn to software rendering when this option is enabled. Just to be sure I added

RE: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Norman Vine
Curtis L. Olson writes: > Erik Hofman writes: > > Jim Wilson wrote: > > > > > Cool! I'll have to take a look. I was just reading an article about a > > > multipass technique the other day (looked like it'd use up frame rate). > > > > > > BTW at this link: > > > > > > http://www.opengl.org/devel

Re: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Curtis L. Olson
Erik Hofman writes: > Jim Wilson wrote: > > > Cool! I'll have to take a look. I was just reading an article about a > > multipass technique the other day (looked like it'd use up frame rate). > > > > BTW at this link: > > > > http://www.opengl.org/developers/faqs/technical/texture.htm > > > >

Re: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Erik Hofman
Jim Wilson wrote: Metal aircraft! Very nice. It shows up the best on darker textures, and it looks like it highlights some of the model glitches (especially the 747 which I've been doing some major fixing of recently). I've fixed the lighting problem between double-sided and single-sided polygo

Re: [Flightgear-devel] Specular Highlights

2003-09-13 Thread Erik Hofman
Jim Wilson wrote: Cool! I'll have to take a look. I was just reading an article about a multipass technique the other day (looked like it'd use up frame rate). BTW at this link: http://www.opengl.org/developers/faqs/technical/texture.htm Look at 21.040, it talks about an OpenGL 1.2 feature tha

Re: [Flightgear-devel] Specular Highlights

2003-09-12 Thread Jim Wilson
Erik Hofman <[EMAIL PROTECTED]> said: > I've added code to FlightGear to be able to make brighter-than-texture > color highlights for materials. This is enabled by default and on my GF4 > Ti4800 I don't see any noticable difference. > > But on older hardware (like Voodoo) this triggers software

Re: [Flightgear-devel] Specular Highlights

2003-09-12 Thread Jim Wilson
Erik Hofman <[EMAIL PROTECTED]> said: > > > Hi, > > I've added code to FlightGear to be able to make brighter-than-texture > color highlights for materials. This is enabled by default and on my GF4 > Ti4800 I don't see any noticable difference. > > But on older hardware (like Voodoo) this tr