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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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Task/Superellipse/XPL0/superellipse.xpl0 Normal file
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def X0=640/2, Y0=480/2, Scale=25.0, N=2.5;
real X, Y; int IX, IY;
proc OctPoint; [
Point(X0+IX, Y0-IY, $F);
Point(X0-IX, Y0-IY, $F);
Point(X0+IX, Y0+IY, $F);
Point(X0-IX, Y0+IY, $F);
Point(X0+IY, Y0-IX, $F);
Point(X0-IY, Y0-IX, $F);
Point(X0+IY, Y0+IX, $F);
Point(X0-IY, Y0+IX, $F);
];
[SetVid($101); \VESA graphics 640x480x8
IX:= 0;
repeat X:= float(IX)/Scale;
Y:= Pow(200.0 - Pow(X,N), 1.0/N);
IY:= fix(Y*Scale);
OctPoint;
IX:= IX+1;
until IX >= IY;
]