Re: [Flightgear-users] Building Fences

2005-12-11 Thread Christian Mayer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Ampere K. Hardraade schrieb: Becareful when using transparency in your texture, because it can cause a huge performance decrease. Really? I can't think of a reason why modern OpenGL accellerators take longer to display transparnet textures than

Re: [Flightgear-users] Building Fences

2005-12-11 Thread Dan Lyke
Christian Mayer writes: Really? I can't think of a reason why modern OpenGL accellerators take longer to display transparnet textures than solid ones (except of a harmless hardware optimized blending function). ? Transparency require a frame buffer read, a multiply, and a frame buffer write.

Re: [Flightgear-users] Building Fences

2005-12-11 Thread Christian Mayer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Dan Lyke schrieb: Christian Mayer writes: Really? I can't think of a reason why modern OpenGL accellerators take longer to display transparnet textures than solid ones (except of a harmless hardware optimized blending function). ? Transparency

Re: [Flightgear-users] Building Fences

2005-12-10 Thread dene maxwell
dene maxwell wrote: I would like to put a fence around my local airport. Intuitively I would start by building a 3-D model of a fence (say wire-mesh) of some nominal length (say 5-10m). Then place multiple instances of this fence around the airport. A few issues arise with this approach;

Re: [Flightgear-users] Building Fences

2005-12-10 Thread syd
Georg Vollnhals wrote: syd schrieb: ... Hi there ... I did CYVR airport as an ac3d model it worked fairly well , why not do it that way ? Hi Syd, I got very interested in your model and downloaded the Canadian (terrain) scenery and started a flight at CYVR Vancouver Intl - but had

Re: [Flightgear-users] Building Fences

2005-12-10 Thread dene maxwell
Hi Syd, Getting a pic of a wire-mesh texture is not a problem in NZ ( we invented Hurricane wire fencing!!). Does AC3D format support transparent/opaque appearances that would allow wire-mesh fences to behave (lighting/shadows etc) realistically? Regards Dene

Re: [Flightgear-users] Building Fences

2005-12-10 Thread syd
dene maxwell wrote: Hi Syd, Getting a pic of a wire-mesh texture is not a problem in NZ ( we invented Hurricane wire fencing!!). Does AC3D format support transparent/opaque appearances that would allow wire-mesh fences to behave (lighting/shadows etc) realistically? Regards Dene

Re: [Flightgear-users] Building Fences

2005-12-10 Thread Ampere K. Hardraade
On December 10, 2005 09:39 pm, dene maxwell wrote: Hi Syd, Getting a pic of a wire-mesh texture is not a problem in NZ ( we invented Hurricane wire fencing!!). Does AC3D format support transparent/opaque appearances that would allow wire-mesh fences to behave (lighting/shadows etc)

Re: [Flightgear-users] Building Fences

2005-12-10 Thread dene maxwell
] Reply-To: FlightGear user discussions flightgear-users@flightgear.org To: FlightGear user discussions flightgear-users@flightgear.org Subject: Re: [Flightgear-users] Building Fences Date: Sat, 10 Dec 2005 23:17:09 -0500 On December 10, 2005 09:39 pm, dene maxwell wrote: Hi Syd, Getting a pic