Oh typo it should be only about 10000 polygons. to draw ten thousand or million of polygon requires opengl or directx with hardware acceleration.
Втр, 15 Мар 2011, bill lam писал(а): > Actually the libglcmds is an exact replicate of j script coded in C syntax, > the performance is gained by eliminating interpretive overhead. The surface > plot draws 100000 polygons, gdi or cairo have no problem with it but most > of the time are spent on looping code and the setting up cd calls. > > A general suggestion is to avoid gl2 commands which based on gdi drawing > from win 3.1 era. It is not possible to draw modern look graphics such as > gradient or alpha blending. The recommedation of avoiding glcmds in > particular came from Chris who should be the most experienced person of > using glcmds. libglcmds is even worse because it is a non-native J > component. > > But performance-wise speaking libglcmds is the king. Even when gl2 is > decommitted completely, there should still be a need to code some parts > in C or other language for critical sections. > > Втр, 15 Мар 2011, Ric Tikkanz писал(а): > > Will try on Windows again tonight. Meantime it is working well in > > 64-bit Linux - very nice to have responsive plots again! > > > > Bill, you state "However you are not encouraged to use that glcmds > > dll/so for writing new codes." Can you clarify a bit more what you > > mean and why we shouldn't use the dll/so? Are you suggesting that over > > time it may be possible to get similar performance out of the raw > > cairo scripts? > > > > On Tue, Mar 15, 2011 at 3:04 AM, bill lam <[email protected]> wrote: > > > I got no real window, only tested on kvm and wine. What did the cder'' > > > tell? > > > What is the value of LIBGLCMDS_jglcanvas_? Will it be a permission > > > probllem? > > > > > > Втр, 15 Мар 2011, Ric Tikkanz писал(а): > > >> Sounds great, but doesn't run for me on 32-bit Win7 :( > > >> > > >> load 'plot' > > >> plot i. 3 4 > > >> |domain error: cd > > >> | (LIBGLCMDS,' Glcmds_gdi32 > + i x *x *x *c *x x')&cd > > >> HDC;xpar;ipar;(utf8 PROFONT_jgl2_);(,y);#y > > >> callback run error: expose_event_3_ > > >> |domain error: cd > > >> | (LIBGLCMDS,' Glcmds_gdi32 > + i x *x *x *c *x x')&cd > > >> HDC;xpar;ipar;(utf8 PROFONT_jgl2_);(,y);#y > > >> > > >> JVERSION > > >> Engine: j701/2011-01-10/11:25 > > >> Library: 7.01.048 > > >> Platform: Win 32 > > >> Installer: j701a_win.exe > > >> InstallPath: c:/program files/j701 > > >> load 'pacman' > > >> 'search' jpkgv 'plot gtk gl2 gdi' > > >> ┌──────────────────┬──────┬──────┬────────────┐ > > >> │api/gdi32 │1.0.0 │1.0.0 │gdi32 api │ > > >> │api/gdiplus │1.0.0 │1.0.0 │gdiplus api │ > > >> │api/gtkinclude │1.0.0 │1.0.0 │GTK C Header│ > > >> │convert/gtkdocdict│1.0.0 │1.0.0 │gtkdocdict │ > > >> │convert/gtkdoctag │1.0.0 │1.0.0 │gtkdoctag │ > > >> │demos/gtk │1.0.16│1.0.16│gtk demos │ > > >> │demos/plot │1.0.3 │1.0.3 │Plot demos │ > > >> │docs/gtk │ │1.0.2 │GTK API │ > > >> │graphics/gl2 │1.0.7 │1.0.7 │gl2 │ > > >> │graphics/plot │1.0.9 │1.0.9 │Plot │ > > >> │gui/gtk │1.0.61│1.0.61│GTK API │ > > >> │ide/gtk │1.0.69│1.0.69│GTK IDE │ > > >> └──────────────────┴──────┴──────┴────────────┘ > > >> > > >> > > >> On Tue, Mar 15, 2011 at 12:04 AM, bill lam <[email protected]> wrote: > > >> > I added glcmds shared library for linux cairo and windows gdi32, the > > >> > speed > > >> > can now catch up with J602 wd. The suface plot timing, > > >> > windows(under kvm) first run 0.921s subsequent runs 0.078 > > >> > linux first run 0.393s subsequent runs 0.303 > > >> > > > >> > not sure why windows can become much faster in the 2nd run. > > >> > > > >> > Please upgrade those graphics packages. However you are not encouraged > > >> > to > > >> > use that glcmds dll/so for writing new codes. > > >> > > > >> > Срд, 09 Мар 2011, bill lam писал(а): > > >> >> If the 0.11377 second is timed on Mac + jwd, then it suggested there > > >> >> is > > >> >> room of improvement. > > >> >> > > >> >> Втр, 08 Мар 2011, Joey K Tuttle писал(а): > > >> >> > At 8:38 PM -0800 11/03/08, Joey K Tuttle wrote: > > >> >> > > > > >> >> > >I can now to the sine plot, it takes noticeably longer (more than 3 > > >> >> > >times as long) than j602 producing the plot.pdf file. The window is > > >> >> > >VERY slow to resize (using 100% of one of the 4 available cores) - > > >> >> > >much longer than "zoom" on the pdf plot and making the window > > >> >> > >bigger. > > >> >> > > > > >> >> > > > >> >> > When I said "more than 3 times" as long - I hadn't measured it. To > > >> >> > do - > > >> >> > > > >> >> > 'surface' plot +/~ 1 o. i: 6j99 > > >> >> > > > >> >> > Takes 56 times as much cpu time in j701 as in j602 - 6.4631 seconds > > >> >> > versus 0.11377 seconds... This doesn't include all the mouse > > >> >> > clicking to free the jconsole session again. > > >> >> > > > >> >> > But at least I can plot something and get my session back (although > > >> >> > I > > >> >> > get to "live with" the orphan process...). > > >> >> > ---------------------------------------------------------------------- > > >> >> > For information about J forums see > > >> >> > http://www.jsoftware.com/forums.htm > > >> >> > > >> >> -- > > >> >> regards, > > >> >> ==================================================== > > >> >> GPG key 1024D/4434BAB3 2008-08-24 > > >> >> gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 > > >> > > > >> > -- > > >> > regards, > > >> > ==================================================== > > >> > GPG key 1024D/4434BAB3 2008-08-24 > > >> > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 > > >> > ---------------------------------------------------------------------- > > >> > For information about J forums see http://www.jsoftware.com/forums.htm > > >> ---------------------------------------------------------------------- > > >> For information about J forums see http://www.jsoftware.com/forums.htm > > > > > > -- > > > regards, > > > ==================================================== > > > GPG key 1024D/4434BAB3 2008-08-24 > > > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 > > > ---------------------------------------------------------------------- > > > For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > > -- > regards, > ==================================================== > GPG key 1024D/4434BAB3 2008-08-24 > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 -- regards, ==================================================== GPG key 1024D/4434BAB3 2008-08-24 gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
