Re: Performance problems with "photo copy -to"

Am 08.11.24 um 02:36 schrieb greg:

Am 07.11.24 um 21:43 schrieb Paul Obermeier:

I have a simple tiling procedure and noticed a slowdown when using

  Hello,
  Using Tcl 8.6.15, Tk 8.6.15
Time for  100 copies:  1.52 seconds ( 15 milliseconds / copy)
Time for  400 copies: 23.17 seconds ( 57 milliseconds / copy)
Time for  900 copies: 117.39 seconds (130 milliseconds / copy)
  Using Tcl 9.0.0, Tk 9.0.0
Time for  100 copies:  1.50 seconds ( 14 milliseconds / copy)
Time for  400 copies: 23.18 seconds ( 57 milliseconds / copy)
Time for  900 copies: 117.57 seconds (130 milliseconds / copy)
  both Tcl/Tk from debian sid
  Gregor

Windows 10 with the last Bawt (KVM)
Using Tcl 8.6.13, Tk 8.6.13
Time for  100 copies:  3.15 seconds ( 31 milliseconds / copy)
Time for  400 copies: 42.10 seconds (105 milliseconds / copy)
Time for  900 copies: 201.18 seconds (223 milliseconds / copy)
Windows 10 with the last Magicsplat (KVM)
Using Tcl 9.0.0, Tk 9.0.0
Time for  100 copies:  2.71 seconds ( 27 milliseconds / copy)
Time for  400 copies: 39.80 seconds ( 99 milliseconds / copy)
Time for  900 copies: 184.96 seconds (205 milliseconds / copy)