Re: [osg-users] Fade in fade out effect

2007-12-01 Thread maruti borker
Have used glAccum .. thanx Robert it worked :) On Dec 1, 2007 12:30 AM, Robert Osfield [EMAIL PROTECTED] wrote: Hi Deepti, The easiest way to do this would be to use the accumulation buffer - if available, have a look at the osgmotionblurr example for inspiration. If you don't have a

Re: [osg-users] Fade in fade out effect

2007-11-30 Thread John Donovan
Do you want to fade to black, change scene, then fade up? Or do you want to fade from one to another? The first option is easiest, just draw a full-screen quad over the top of your scene, changing the alpha from 0 to 1. Then change scenes and reverse the alpha fade. If you want to blend between

Re: [osg-users] Fade in fade out effect

2007-11-30 Thread Robert Osfield
Hi Deepti, The easiest way to do this would be to use the accumulation buffer - if available, have a look at the osgmotionblurr example for inspiration. If you don't have a accumulation buffer available then using two cameras for the two different views of the scenes, and have the first camera

Re: [osg-users] Fade in fade out effect

2007-11-30 Thread Paul Martz
If you want to blend between scenes, when you're ready to blend, you'll have to render the first scene to a texture and draw it as a full-screen quad. Finally fade the quad from 1 to 0 to reveal the new scene. This means you'll be rendering both scenes concurrently during the fade, so

[osg-users] Fade in fade out effect

2007-11-30 Thread deepti g
Hi everyone I want to implement a fade in fade out option where one scene fades out and another scene comes into view.. Is there any such option for scene as FADE TEXT for text..Iam dint find a direct functionality to do this.Can anybody suggest me as to how to solve this?