-don
On 6/28/06, Yefei He <[EMAIL PROTECTED]> wrote:
Hi, Brad,
Thank you very much for the tip. I tried it and it worked well
with osgViewer on my system too. Three render surfaces seems to be
key. If I set it to be one render surface that's three screens wide,
only one screen renders correctly.
Yefei
>
> Message: 49
> Date: Tue, 27 Jun 2006 16:15:04 +0800
> From: "Christiansen, Brad" < [EMAIL PROTECTED]>
> Subject: RE: [osg-users] RE: Single Computer Multiple Displays with
> Produc er
> To: "'osg users'" < [email protected]>
> Message-ID:
>
> <[EMAIL PROTECTED]
> i-limited.com>
>
> Content-Type: text/plain
>
> Hi,
>
> I havent played with this much but with my config (2x 7800GTX
> on WindowsXP)
> I always get one screen too.
>
> My simple workaround for a quick demo was to not use full
> screen mode and
> modify the WindowRectangle in the .cfg file as if my 3
> screens where one.
> This is not a real fix but I only had a very short time to do
> a demo across
> 3 screens so this worked well enough.
>
> Here is the .cfg I used for three screens (sorry for inlining
> but our email
> system has a habit of stripping attachments)
> nb each monitor was @ 1280x1024
>
> Camera "Camera 1"
> {
> RenderSurface "RenderSurface 1"
> {
> Visual {
> DOUBLEBUFFER,
> RGBA,
> DEPTH_SIZE 1,
> RED_SIZE 8,
> GREEN_SIZE 8,
> BLUE_SIZE 8,
> ALPHA_SIZE 8
> }
> Screen 0;
> WindowRectangle -1280 0 1280 1024;
> InputRectangle -2.5 -0.5 -1.0 1.0;
> Border off;
> }
> Lens {
> Frustum -0.55228475 0.55228475 -0.41421356 0.41421356 1
> 1000.0;
> }
> Offset {
> Shear 2 0.0;
> }
> }
>
> Camera "Camera 2"
> {
> RenderSurface "RenderSurface 2"
> {
> Visual {
> DOUBLEBUFFER,
> RGBA,
> DEPTH_SIZE 1,
> RED_SIZE 8,
> GREEN_SIZE 8,
> BLUE_SIZE 8,
> ALPHA_SIZE 8
> }
> Screen 0;
> WindowRectangle 0 0 1280 1024;
> InputRectangle - 1.0 1.0 -1.0 1.0;
> Border off;
> }
> Lens {
> Frustum -0.55228475 0.55228475 -0.41421356 0.41421356 1
> 1000.0;
> }
> }
>
> Camera "Camera 3"
> {
> RenderSurface "RenderSurface 3"
> {
> Visual {
> DOUBLEBUFFER,
> RGBA,
> DEPTH_SIZE 1,
> RED_SIZE 8,
> GREEN_SIZE 8,
> BLUE_SIZE 8,
> ALPHA_SIZE 8
> }
> Screen 0;
> WindowRectangle 1280 0 1280 1024;
> InputRectangle 0.5 2.5 -1.0 1.0;
> Border off;
> }
> Lens {
> Frustum -0.55228475 0.55228475 -0.41421356 0.41421356 1
> 1000.0;
> }
> Offset {
> Shear -2 0.0;
> }
> }
>
>
> InputArea
> {
> RenderSurface "RenderSurface 1" ;
> RenderSurface "RenderSurface 2" ;
> RenderSurface "RenderSurface 3" ;
> }
>
>
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