What do you mean by "correctly"? (I'm afraid I'm a bit lost here.)
Thanks, -- Raul On Sun, Jun 14, 2015 at 10:35 PM, Linda Alvord <[email protected]> wrote: > Raul, Now can I convince you that there is a problem with viewmat. Shouldn't > the two arrays R and S both work correctly? > > load 'viewmat' > N=:<.63.8*i.5 > MAGENTA=:(N,4#255),.((4#0),N),.N,4#255 > YELLOW=:(2#"1 ,.N,4#255) ,.(4#0),N > CYAN=:((4#0),N),.2#"1 ,.N,4#255 > A=:<.0.5*(i.9 9)+i.9 9 > S=:81 3$,><"1 (|.YELLOW)+"1/|.MAGENTA > S viewmat A > T=:81 3$,><"1 (|.CYAN)+"1/|.MAGENTA > T viewmat A > > S;T > ------------T-----------┐ > │510 510 510│510 510 510│ > │510 446 510│510 446 510│ > │510 382 510│510 382 510│ > │510 318 510│510 318 510│ > │510 255 510│510 255 510│ > │446 255 446│446 255 446│ > │382 255 382│382 255 382│ > │318 255 318│318 255 318│ > │255 255 255│255 255 255│ > │510 510 446│446 510 510│ > │510 446 446│446 446 510│ > │510 382 446│446 382 510│ > │510 318 446│446 318 510│ > │510 255 446│446 255 510│ > │446 255 382│382 255 446│ > │382 255 318│318 255 382│ > │318 255 254│254 255 318│ > │255 255 191│191 255 255│ > │510 510 382│382 510 510│ > │510 446 382│382 446 510│ > │510 382 382│382 382 510│ > │510 318 382│382 318 510│ > │510 255 382│382 255 510│ > │446 255 318│318 255 446│ > │382 255 254│254 255 382│ > │318 255 190│190 255 318│ > │255 255 127│127 255 255│ > │510 510 318│318 510 510│ > │510 446 318│318 446 510│ > │510 382 318│318 382 510│ > │510 318 318│318 318 510│ > │510 255 318│318 255 510│ > │446 255 254│254 255 446│ > │382 255 190│190 255 382│ > │318 255 126│126 255 318│ > │255 255 63│ 63 255 255│ > │510 510 255│255 510 510│ > │510 446 255│255 446 510│ > │510 382 255│255 382 510│ > │510 318 255│255 318 510│ > │510 255 255│255 255 510│ > │446 255 191│191 255 446│ > │382 255 127│127 255 382│ > │318 255 63│ 63 255 318│ > │255 255 0│ 0 255 255│ > │446 446 255│255 446 446│ > │446 382 255│255 382 446│ > │446 318 255│255 318 446│ > │446 254 255│255 254 446│ > │446 191 255│255 191 446│ > │382 191 191│191 191 382│ > │318 191 127│127 191 318│ > │254 191 63│ 63 191 254│ > │191 191 0│ 0 191 191│ > │382 382 255│255 382 382│ > │382 318 255│255 318 382│ > │382 254 255│255 254 382│ > │382 190 255│255 190 382│ > │382 127 255│255 127 382│ > │318 127 191│191 127 318│ > │254 127 127│127 127 254│ > │190 127 63│ 63 127 190│ > │127 127 0│ 0 127 127│ > │318 318 255│255 318 318│ > │318 254 255│255 254 318│ > │318 190 255│255 190 318│ > │318 126 255│255 126 318│ > │318 63 255│255 63 318│ > │254 63 191│191 63 254│ > │190 63 127│127 63 190│ > │126 63 63│ 63 63 126│ > │ 63 63 0│ 0 63 63│ > │255 255 255│255 255 255│ > │255 191 255│255 191 255│ > │255 127 255│255 127 255│ > │255 63 255│255 63 255│ > │255 0 255│255 0 255│ > │191 0 191│191 0 191│ > │127 0 127│127 0 127│ > │ 63 0 63│ 63 0 63│ > │ 0 0 0│ 0 0 0│ > L-----------+--------------- > > Linda > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Linda Alvord > Sent: Sunday, June 14, 2015 8:52 PM > To: [email protected] > Subject: Re: [Jprogramming] Trouble making patter for a color cube > > Wow! It works in jgt also. I expected 6 or 7 separate images. That's > exciting. > > Linda > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Linda Alvord > Sent: Sunday, June 14, 2015 8:41 PM > To: [email protected] > Subject: Re: [Jprogramming] Trouble making patter for a color cube > > This is exactly where I was heading! It is quite beautiful and should "fold" > into a cube. > > I'd like to get it done "my way" and then I'll study yours and see what will > work best for beginners. I'm hoping it will interst young children to > "build" it themselves. > > Thank you! Linda > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Raul Miller > Sent: Sunday, June 14, 2015 10:14 AM > To: Programming forum > Subject: Re: [Jprogramming] Trouble making patter for a color cube > > My apologies. > > I left out the color definition line. (Brian Schott emailed me a note about > this, privately.) > > Here's what I think you need: > > 'BLACK BLUE GREEN CYAN RED MAGENTA YELLOW WHITE'=:#:i.8 > > 'BLANK'=: <BLACK;BLACK;BLACK > 'BACK'=: <GREEN;CYAN;BLACK > 'LEFT'=: <GREEN;BLACK;YELLOW > 'TOP'=: <BLACK;BLUE;RED > 'RIGHT'=: <BLUE;CYAN;MAGENTA > 'FRONT'=: <RED;MAGENTA;YELLOW > 'BASE'=: <YELLOW;WHITE;GREEN > > squarecolor=:3 :0 > 'O X Y'=. y > colors=. <.255*O+"1]0.25*((i.5)*/Y-"1 O)+"1/(i.5)*/X-"1 O > ) > > require'viewmat' > cube=:3 :0 > plan=: BASE(<3 1)}FRONT(<2 1)}(LEFT,TOP,RIGHT)1}BACK(<0 1)}4 3$BLANK > colors=: ,/,/>,"_1 each/"1 squarecolor each plan > colors viewmat i.20 15 > ) > > cube'' > > And, once you have that, you may want to do something like this: > > setsize_jviewmat_ 750 1000 > savemat_jviewmat_ jpath '~user/color-cube-page.png' > > Thanks, > > -- > Raul > > On Sun, Jun 14, 2015 at 2:01 AM, Linda Alvord <[email protected]> > wrote: >> This time I get an error after a large image of color stripes from red >> to blue. >> >> cube'' >> |value error: BLACK >> | colors viewmat i.20 15 >> >> I'm not sure how to fix it. >> >> Linda >> >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of Raul >> Miller >> Sent: Saturday, June 13, 2015 10:00 AM >> To: Programming forum >> Subject: Re: [Jprogramming] Trouble making patter for a color cube >> >> Ok, fair enough. >> >> New plan: >> >> TOP=:<,.'TOP';<2 2$;:'BLACK BLUE RED MAGENTA' >> BACK=:<,.'BACK';<2 2$;:'GREEN CYAN BLACK BLUE' >> FRONT=:<,.'FRONT';<2 2$;:'RED MAGENTA YELLOW WHITE' >> BASE=:<,.'BASE';<2 2$;:'YELLOW WHITE GREEN CYAN' >> LEFT=:<,.'LEFT';<2 2$;:'GREEN BLACK RED YELLOW' >> RIGHT=:<,.'RIGHT';<2 2$;:'BLUE CYAN MAGENTA WHITE' >> BASE(<3 1)}FRONT(<2 1)}(LEFT,TOP,RIGHT)1}BACK(<0 1)}4 3$a: >> >> Implementation: >> >> 'BLANK'=: <BLACK;BLACK;BLACK >> 'BACK'=: <GREEN;CYAN;BLACK >> 'LEFT'=: <GREEN;BLACK;YELLOW >> 'TOP'=: <BLACK;BLUE;RED >> 'RIGHT'=: <BLUE;CYAN;MAGENTA >> 'FRONT'=: <RED;MAGENTA;YELLOW >> 'BASE'=: <YELLOW;WHITE;GREEN >> >> squarecolor=:3 :0 >> 'O X Y'=. y >> colors=. <.255*O+"1]0.25*((i.5)*/Y-"1 O)+"1/(i.5)*/X-"1 O >> ) >> >> cube=:3 :0 >> plan=: BASE(<3 1)}FRONT(<2 1)}(LEFT,TOP,RIGHT)1}BACK(<0 1)}4 3$BLANK >> ref=. ((75*i.4)+/5*i.3) +each <i.5 5 >> colors=. ,/,/>,"_1 each/"1 squarecolor each plan >> colors viewmat i.20 15 >> ) >> >> cube'' >> >> Technically, I didn't need to quote my color names, but I decided to >> leave the quotes in as emphasis (or, perhaps more accurately, to give >> some style to those particular names). >> >> Thanks, >> >> -- >> Raul >> >> >> On Sat, Jun 13, 2015 at 5:11 AM, Linda Alvord >> <[email protected]> >> wrote: >>> Raul, I can see that a plan is useful. If you think of Black as no light. >>> Now build three axes. Blue is to the right (0 to 255). Red is forward >> toward >>> you. And green moves up from the base. So >>> >>> I like your floor plan, Now LEFT and RIGHT are not oriented correctly. >>> >>> Try your code in JHS. There you can just place the images where you >>> want them. >>> >>> Linda >>> >>> -----Original Message----- >>> From: [email protected] >>> [mailto:[email protected]] On Behalf Of Linda >> Alvord >>> Sent: Saturday, June 13, 2015 4:40 AM >>> To: [email protected] >>> Subject: Re: [Jprogramming] Trouble making patter for a color cube >>> >>> Also, when I ran your code in jqt, I separated the separate images >>> and >> they >>> work together. However they are a horizontal flip of your layout for >>> the pieces. Linda >>> >>> -----Original Message----- >>> From: [email protected] >>> [mailto:[email protected]] On Behalf Of Linda >> Alvord >>> Sent: Saturday, June 13, 2015 4:25 AM >>> To: [email protected] >>> Subject: Re: [Jprogramming] Trouble making patter for a color cube >>> >>> Raul, I got an error after you layout appeared. Now that I removed >>> that line, I got your six images. They are correct Now put them into >>> your >> layout >>> pattern so that the correct colors are joined. And make one big image >>> with the correct sides joined. >>> >>> It still bothers me that two of the faces in my work aren't correct. >>> Now >> on >>> to study your strategy. Linda >>> >>> -----Original Message----- >>> From: [email protected] >>> [mailto:[email protected]] On Behalf Of Linda >> Alvord >>> Sent: Saturday, June 13, 2015 3:21 AM >>> To: [email protected] >>> Subject: Re: [Jprogramming] Trouble making patter for a color cube >>> >>> This a "Color Cube. It should print in color. And then you cut it out >>> and fold it up and you have a little cube with pretty colors that >>> will show >> you >>> lots of things about how light makescolors. Myc cube will only have >>> 125 colors, but it becomes infinite in your imagination. >>> >>> However, I will give some thought to what you sent. This is why the >>> forum >> is >>> such fun. Each person tackles a problem in a different way. >>> >>> Linda >>> >>> -----Original Message----- >>> From: [email protected] >>> [mailto:[email protected]] On Behalf Of Raul >>> Miller >>> Sent: Saturday, June 13, 2015 1:00 AM >>> To: Programming forum >>> Subject: Re: [Jprogramming] Trouble making patter for a color cube >>> >>> I got a lot of squares running your script, and the one that I really >> liked >>> was the one that was labeled 'TOP'. So I'll base my implementation on >>> that one. >>> >>> For something as complicated as this, I think I'd like to sketch out >>> first how it's supposed to look. >>> >>> So here's my first sketch: >>> (<'BASE')(<3 1)}(<'FRONT')(<2 1)}(;:'LEFT TOP RIGHT')1}(<'BACK')(<0 >>> 1)}4 >>> 3$a: >>> >>> (beware line wrap - that's supposed to be a single line). >>> >>> But I also need to think about colors. After a little fiddling, I >>> decided >> to >>> go with this: >>> >>> TOP=:<,.'TOP';<2 2$;:'BLACK BLUE RED MAGENTA' >>> BACK=:<,.'BACK';<2 2$;:'GREEN CYAN BLACK BLUE' >>> FRONT=:<,.'FRONT';<2 2$;:'RED MAGENTA YELLOW WHITE' >>> BASE=:<,.'BASE';<2 2$;:'YELLOW WHITE GREEN CYAN' >>> LEFT=:<,.'LEFT';<2 2$;:'BLACK RED GREEN YELLOW' >>> RIGHT=:<,.'RIGHT';<2 2$;:'MAGENTA BLUE WHITE CYAN' >>> BASE(<3 1)}FRONT(<2 1)}(LEFT,TOP,RIGHT)1}BACK(<0 1)}4 3$a: >>> >>> with that out of the way, all I need is a routine to render squares, >>> the rest of the code almost writes itself: >>> >>> 'BLACK BLUE GREEN CYAN RED MAGENTA YELLOW WHITE'=:#:i.8 >>> >>> square=:4 :0 >>> 'O X Y'=. y >>> colors=. <.255*O+"1,/0.25*((i.5)*/Y-"1 O)+"1/(i.5)*/X-"1 O >>> colors viewmat (i.5 5);x >>> ) >>> >>> 'BACK' square GREEN;CYAN;BLACK >>> 'LEFT' square BLACK;RED;GREEN >>> 'TOP' square BLACK;BLUE;RED >>> 'RIGHT' square MAGENTA;BLUE;WHITE >>> 'FRONT' square RED;MAGENTA;YELLOW >>> 'BASE' square YELLOW;WHITE;GREEN >>> >>> Good enough? >>> >>> Thanks, >>> >>> -- >>> Raul >>> >>> >>> On Sat, Jun 13, 2015 at 12:04 AM, Linda Alvord >>> <[email protected]> >>> wrote: >>>> I am planning to begin a review of J Tech Grade 3 before introducing >>>> some new topics in Grade 4. I am making a pattern which could be >>>> printed and >>> then >>>> folded to form a color cube. It requires three dimensions for the >>>> three colors of light, Green, Red and Blue. I have the colors >>>> following the order of counting to 8 in base 2. The columns in the >>>> binary array >>> represent >>>> Green, Red and then Blue. This insures that the falues are in order >>>> from dark to light. >>>> >>>> >>>> >>>> The pattern must have six sides. All went well with the first 4 >>>> sides, However the final two sides don't cooperate. I suspect there >>>> is some >>> little >>>> problem in viewmat. Here is my progress so far. The front and the >>>> bottom >>> are >>>> the problems. They both involve YELLOW. >>>> >>>> >>>> >>>> As is usual I welcome ways you may know to improve what I am trying >>>> to >> do. >>> I >>>> suggest using JHS to see how this is progressing. >>>> >>>> >>>> >>>> load 'viewmat' >>>> >>>> N=:<.63.8*i.5 >>>> >>>> BLACK=:9 3$0 >>>> >>>> BLUE=:(2#"1,.(4#0),N),.N,4#255 >>>> >>>> RED=:(N,4#255),.2#"1,.(4#0),N >>>> >>>> MAGENTA=:(N,4#255),.((4#0),N),.N,4#255 >>>> >>>> GREEN=:((4#0),N),.(N,4#255),.(4#0),N >>>> >>>> CYAN=:((4#0),N),.2#"1 ,.N,4#255 >>>> >>>> YELLOW=:(2#"1 ,.N,4#255) ,.(4#0),N >>>> >>>> WHITE=:9 3$255 >>>> >>>> (#:i.8);'BLACK','BLUE','RED','MAGENTA','GREEN','CYAN','YELLOW',:'WHITE' >>>> >>>> >>>> >>>> A=:<.0.5*(i.5 5)+i.5 5 >>>> >>>> >>>> >>>> BLANK=:25 3$255 >>>> >>>> BACK=:25 3$,><"1 (0 1 2 3 4{GREEN)+"1/(0 1 2 3 4){BLUE >>>> >>>> BACK viewmat A >>>> >>>> (BACK,BLANK)viewmat (25+A),.|.A >>>> >>>> >>>> >>>> TOP=:25 3$,><"1 (0 1 2 3 4{RED)+"1/(0 1 2 3 4){BLUE >>>> >>>> TOP viewmat A;'TOP' >>>> >>>> LEFT=:25 3$,><"1 (0 1 2 3 4{GREEN)+"1/(0 1 2 3 4){RED >>>> >>>> LEFT viewmat A >>>> >>>> (TOP,LEFT) viewmat (25+|:|.A),.A >>>> >>>> >>>> >>>> ((TOP,LEFT) viewmat (25+|:|.A),.A),.(BACK,BLANK)viewmat (25+A),.|.A >>>> >>>> >>>> >>>> RIGHT=:R=:25 3$,><"1 P=:(8 7 6 5 4{CYAN)+"1/(8 7 6 5 4){MAGENTA >>>> >>>> RIGHT viewmat A >>>> >>>> >>>> >>>> FRONT=:S=:25 3$,><"1 Q=:(8 7 6 5 4{YELLOW)+"1/(8 7 6 5 4){MAGENTA >>>> >>>> FRONT viewmat A >>>> >>>> >>>> >>>> BOTTOM=:25 3$,><"1 (8 7 6 5 4{CYAN)+"1/(8 7 6 5 4){YELLOW >>>> >>>> BOTTOM viewmat A >>>> >>>> >>>> >>>> R;S >>>> >>>> >>>> >>>> I included R;S to show how close the good and the bad faces are >>>> prior to using viewmat. >>>> >>>> >>>> >>>> Linda >>>> >>>> >>>> >>>> -------------------------------------------------------------------- >>>> -- 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 >> ---------------------------------------------------------------------- >> 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 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
