APL logo: Difference between revisions

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59 bytes added ,  18:04, 7 October 2021
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== Proposals ==
== Proposals ==


{{clear}}
=== Cube Apple ===
=== Cube Apple ===
[[File:APL_logo_light.png|120px|frameless|left]]
[[File:APL_logo_light.png|120px|frameless|left]]
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{{clear}}
=== Nested Bitmaps ===
=== Nested Bitmaps ===
[[File:Nested bitmaps logo dark.png|120px|frameless|left]]
[[File:Nested bitmaps logo dark.png|120px|frameless|left]]
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{{clear}}
=== Script apple ===
=== Script apple ===
[[File:Script logo.png|120px|frameless|left]]
[[File:Script logo.png|120px|frameless|left]]
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{{clear}}
=== Parallel Lines ===
=== Parallel Lines ===
[[File:Parallel Lines.png|120px|frameless|left]]
[[File:Parallel Lines.png|120px|frameless|left]]
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{{clear}}
=== Ligatures ===
=== Ligatures ===
[[File:Ligature Original.jpg|120px|frameless|left]]
[[File:Ligature Original.jpg|120px|frameless|left]]
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{{clear}}
=== Display matrix ===
=== Display matrix ===
[[File:Display matrix.png|120px|frameless|left]]
[[File:Display matrix.png|120px|frameless|left]]
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{{clear}}
=== Quad APL ===
=== Quad APL ===
<div style=float:right>
[[File:QuadAPLAlt.png|90px|frameless|left]]
[[File:QuadAPL.png|90px|frameless]]
[[File:QuadAPL.png|90px|frameless|right]]
[[File:QuadAPLAlt.png|90px|frameless]]
This is the design by LdBeth that plotted by the MetaPost program below. It is composed visually by Quad, And, Circle (Pi), Left Tack, and forms the stylized "APL". One day he needs an icon for his APL keyboard layout, and he spent an hour to do the sketching and wrote the code in his favorite font design tool MetaFont. The right one is the old, original one. There might be alternative glyphs, and he will gladly accept any interesting suggestions for improvements.
</div>
This is the design by LdBeth that plotted by the MetaPost program below. It is composed visually by Quad, And, Circle (Pi), Left Tack, and forms the stylized "APL". One day he needs an icon for his APL keyboard layout, and he spent an hour to do the sketching and wrote the code in his favorite font design tool MetaFont, (The left one is the old, original one,) but converted to MetaPost for vectorized output. There might be alternative glyphs, and he will gladly accept any interesting suggestions for improvements.


% show bound box
{{Collapse|MetaFont code converted to MetaPost for vectorized output.|<pre>
prologues := 2;
% show bound box
beginfig(1);
prologues := 2;
  % edge
beginfig(1);
  e=5;
  % edge
  a=40;b=28;
  e=5;
  % misc points
  a=40;b=28;
  m=0.3a;n=0.5b;t=2;
  % misc points
  % center
  m=0.3a;n=0.5b;t=2;
  z0=(e+n,e+0.4a);r=7;
  % center
  % quad
  z0=(e+n,e+0.4a);r=7;
  z1=(e,e);z2=(e,a+e);z3=(b+e,a+e);z4=(b+e,e);
  % quad
  % and
  z1=(e,e);z2=(e,a+e);z3=(b+e,a+e);z4=(b+e,e);
  z5=(e+t,e+m);z6=(e+n,e+0.8a);z7=(e+b-t,e+m);
  % and
  % pi
  z5=(e+t,e+m);z6=(e+n,e+0.8a);z7=(e+b-t,e+m);
  z8=z0+(0,r);z9=z0+(r,0);
  % pi
  z10=z0-(0,r);z11=z0-(r,0);
  z8=z0+(0,r);z9=z0+(r,0);
  % left
  z10=z0-(0,r);z11=z0-(r,0);
  z12=(z1+z4)/2;z13=z10-(0.3b,0);
  % left
  % draw
  z12=(z1+z4)/2;z13=z10-(0.3b,0);
  pickup pencircle scaled 3;
  % draw
  draw z1--z2--z3--z4--cycle;
  pickup pencircle scaled 3;
  draw z5--z6--z7;
  draw z1--z2--z3--z4--cycle;
  draw z8..z9..z10..z11..cycle;
  draw z5--z6--z7;
  draw z0--z12; draw z10--z13;
  draw z8..z9..z10..z11..cycle;
endfig;
  draw z0--z12; draw z10--z13;
end
endfig;
end
</pre>
}}


::'''[{{fullurl:{{TALKPAGENAME}}|action=edit&section=new&preloadtitle=Quad%20APL%20comment%20by%20~~<noinclude></noinclude>~}} Click here to leave feedback on this logo.]'''
::'''[{{fullurl:{{TALKPAGENAME}}|action=edit&section=new&preloadtitle=Quad%20APL%20comment%20by%20~~<noinclude></noinclude>~}} Click here to leave feedback on this logo.]'''

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