Roxen.git/ server/ base_server/ roxen.pike

1999-06-10

1999-06-10 23:39:20 by Per Hedbor <ph@opera.com>

• b79be218e442515eaf22eb3bb707ceb22a415896 (33 lines) (+31/-2) ^{[ Show | Annotate ]}
  Branch: 5.2

Fixes for alpha

Rev: server/base_server/roxen.pike:1.295

1:   /* -  * $Id: roxen.pike,v 1.294 1999/06/08 03:22:33 mast Exp $ +  * $Id: roxen.pike,v 1.295 1999/06/10 23:39:20 per Exp $    *    * The Roxen Challenger main program.    *
7:    */      // ABS and suicide systems contributed freely by Francesco Chemolli - constant cvs_version="$Id: roxen.pike,v 1.294 1999/06/08 03:22:33 mast Exp $"; + constant cvs_version="$Id: roxen.pike,v 1.295 1999/06/10 23:39:20 per Exp $";      object backend_thread;   object argcache;
1919:    reply = reply->img;    }    +  if( args->gamma ) +  reply = reply->gamma( (float)args->gamma ); +  +  if( args["opaque-value"] ) +  { +  int ov = (int)(((float)args["opaque-value"])*2.55); +  if( ov < 0 ) +  ov = 0; +  else if( ov > 255 ) +  ov = 255; +  if( alpha ) +  { +  object i = Image.image( reply->xsize(), reply->ysize(), ov,ov,ov ); +  i->paste_alpha( alpha, ov ); +  alpha = i; +  } +  else +  { +  alpha = Image.image( reply->xsize(), reply->ysize(), ov,ov,ov ); +  } +  } +     if( args->scale )    {    int x, y;
1982:    switch(format)    {    case "gif": +  if( alpha ) +  { +  object ct = Image.Colortable( ({ ({ 0,0,0 }), ({ 255,255,255 }) }) ); +  ct->floyd_steinberg(); +  alpha = ct->map( alpha ); +  }    if( catch {    if( alpha )    data = Image.GIF.encode_trans( reply, ct, alpha );