Path: chuka.playstation.co.uk!scea!greg_labrec@interactive.sony.com
From: mperdue@iquest.net (Mario Perdue)
Newsgroups: scea.yaroze.programming.2d_graphics
Subject: Re: Transparency of GsSprite
Date: Sat, 24 May 1997 14:59:26 GMT
Organization: SCEA Net Yaroze News
Lines: 22
Message-ID: <33870150.14164693@205.149.189.29>
References: <338641F6.41C6@scad.edu>
NNTP-Posting-Host: filter-hrtc1.nortel.net
X-Newsreader: Forte Free Agent 1.1/32.230

On Fri, 23 May 1997 21:18:46 -0400, Steve LaVietes <steve@scad.edu>
wrote:

>Is it a limitation of the PlayStation hardware that GsSprite's
>semi-transparency rate cannot be controlled with values like %0 to %100?
>Or is it limitation of the Net Yarouze library? I think it's no fun that
>the semi-transparency rate can only be set to 4 different non-adjustable
>transfer modes.

It is my understanding that this is a hardware limitation. However,
you can get a pretty fair amount of control by varying the GsSPRITE's
r, g and b values in conjunction with the semi-transparency flag. It's
more versatile than it first appears.

>Also, Is there a Tim converting utility that allows the STP bit of each
>pixel to be set from an associated mask file--rather that from the black
>pixels?

I don't know of any utility that does this.

Mario