How do I actually update my addons, and what is the package manager? On 8 Nov 2011, at 14:18, Raul Miller wrote:
> If you are using j7 and, I think that require'viewmat' will also > require 'graphics/bmp' > > That said, if you do not have it installed, you can install the > graphics/bmp package using the package manager. > > FYI, > > -- > Raul > > > On Tue, Nov 8, 2011 at 7:21 AM, David Vaughan > <[email protected]> wrote: >> load'bmp' >> not found: /Applications/j64-701/addons/graphics/bmp/bmp.ijs >> |file name error: script >> | 0!:0-.&(128}.a.) 1!:1 y[4!:55<'y' >> >> Where can I get the script? >> >> On 8 Nov 2011, at 11:17, Björn Helgason wrote: >> >>> load'bmp' >>> writebmp >>> >>> >>> 2011/11/8 David Vaughan <[email protected]> >>> >>>> Is there something that creates bitmaps? So say I wanted to make a bitmap >>>> of the Mandelbrot set (and I had a 2d array representing each pixel) is >>>> there a verb that will make that into a bitmap? >>>> >>>> ___________________________ >>>> >>>> David Vaughan >>>> >>>> On 7 Nov 2011, at 19:25, Raul Miller <[email protected]> wrote: >>>> >>>>> Sometimes your description seems accurate. >>>>> >>>>> However, consider: >>>>> viewmat i.10 >>>>> or >>>>> viewmat 2 >>>>> >>>>> -- >>>>> Raul >>>>> >>>>> On Mon, Nov 7, 2011 at 1:36 PM, David Vaughan >>>>> <[email protected]> wrote: >>>>>> Am I right in thinking that viewmat takes a 2d array and treats it as >>>> if each number is a pixel and its value is its colour? >>>>>> Thanks. >>>>>> >>>>>> ___________________________ >>>>>> >>>>>> David Vaughan >>>>>> >>>>>> On 6 Nov 2011, at 20:12, "Linda Alvord" <[email protected]> >>>> wrote: >>>>>> >>>>>>> Here's another option: >>>>>>> >>>>>>> S=: 13 :'''+.''{~([:+./*.)"1/~#:i.y' >>>>>>> S >>>>>>> '+.' {~ [: ([: +./ *.)"1/~ [: #: i. >>>>>>> >>>>>>> S 8 >>>>>>> ++++++++ >>>>>>> +.+.+.+. >>>>>>> ++..++.. >>>>>>> +...+... >>>>>>> ++++.... >>>>>>> +.+..... >>>>>>> ++...... >>>>>>> +....... >>>>>>> >>>>>>> Linda >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> -----Original Message----- >>>>>>> From: [email protected] >>>>>>> [mailto:[email protected]] On Behalf Of Roger Hui >>>>>>> Sent: Saturday, November 05, 2011 2:10 PM >>>>>>> To: Programming forum >>>>>>> Subject: Re: [Jprogramming] Binary Addresses Method >>>>>>> >>>>>>> I believe the "and" in your pseudocode maps to 17 b. (bitwise and). >>>> Thus: >>>>>>> 0 = 17 b./~ i.256 >>>>>>> >>>>>>> For example, using the boolean matrix result to index into '.*', >>>>>>> >>>>>>> '.*' {~ 0 = 17 b./~ i.16 >>>>>>> **************** >>>>>>> *.*.*.*.*.*.*.*. >>>>>>> **..**..**..**.. >>>>>>> *...*...*...*... >>>>>>> ****....****.... >>>>>>> *.*.....*.*..... >>>>>>> **......**...... >>>>>>> *.......*....... >>>>>>> ********........ >>>>>>> *.*.*.*......... >>>>>>> **..**.......... >>>>>>> *...*........... >>>>>>> ****............ >>>>>>> *.*............. >>>>>>> **.............. >>>>>>> *............... >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Sat, Nov 5, 2011 at 10:50 AM, mikel paternain >>>>>>> <[email protected]>wrote: >>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> In the amazing book Chaos and Fractals New frontiers of Science, the >>>>>>>> authors described a simple algorithm for making the Sierpinski Gasket. >>>>>>> This >>>>>>>> is perhaps the most short and efficient algorithm (in non tacit >>>>>>> programming >>>>>>>> languages) for computing this fractal. >>>>>>>> The basic algorithm is(in pseudocode): >>>>>>>> >>>>>>>> Define x,y >>>>>>>> For y=0 to 255 >>>>>>>> For x=0 to 255 >>>>>>>> If /x And y)=0 Then Pset(x,y) //Pset is a function for >>>> drawing >>>>>>>> the point x,y >>>>>>>> Next x >>>>>>>> Next y >>>>>>>> End >>>>>>>> >>>>>>>> With my little experience inJ the question is how translate this code >>>> to J >>>>>>>> . Help me please! >>>>>>>> Thanks in advance!! >>>>>>>> >>>>>>>> Mikel >>>>>>>> ---------------------------------------------------------------------- >>>>>>>> For information about J forums see >>>> http://www.jsoftware.com/forums.htm >>>>>>>> >>>>>>> ---------------------------------------------------------------------- >>>>>>> For information about J forums see http://www.jsoftware.com/forums.htm >>>>>>> >>>>>>> ---------------------------------------------------------------------- >>>>>>> For information about J forums see http://www.jsoftware.com/forums.htm >>>>>> ---------------------------------------------------------------------- >>>>>> For information about J forums see http://www.jsoftware.com/forums.htm >>>>>> >>>>> ---------------------------------------------------------------------- >>>>> For information about J forums see http://www.jsoftware.com/forums.htm >>>> ---------------------------------------------------------------------- >>>> For information about J forums see http://www.jsoftware.com/forums.htm >>>> >>> >>> >>> >>> -- >>> Björn Helgason, Verkfræðingur >>> Fornustekkum II >>> 781 Hornafirði, >>> t-póst: [email protected] >>> gsm: +3546985532 >>> twitter: @flugfiskur >>> http://groups.google.com/group/J-Programming >>> >>> >>> Tæknikunnátta höndlar hið flókna, sköpunargáfa er meistari einfaldleikans >>> >>> góður kennari getur stigið á tær án þess að glansinn fari af skónum >>> /|_ .-----------------------------------. >>> ,' .\ / | Með léttri lund verður | >>> ,--' _,' | Dagurinn í dag | >>> / / | Enn betri en gærdagurinn | >>> ( -. | `-----------------------------------' >>> | ) | (\_ _/) >>> (`-. '--.) (='.'=) ♖♘♗♕♔♙ >>> `. )----' (")_(") ☃☠ >>> ---------------------------------------------------------------------- >>> For information about J forums see http://www.jsoftware.com/forums.htm >> >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
