aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

Data commit

Browse source
This commit is contained in:
Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

21
Task/Fractal-tree/XPL0/fractal-tree.xpl0 Normal file
View file

@ -0,0 +1,21 @@
include c:\cxpl\codes;
proc DrawBranch(Lev, Dir, Len, X, Y);
int Lev; real Dir, Len; int X, Y;
int Red, Grn;
[Move(X, Y);
X:= X + fix(Len*Cos(Dir));
Y:= Y + fix(Len*Sin(Dir));
Red:= 255-Lev*8; Grn:= Lev*12+100;
Line(X, Y, Red<<16+Grn<<8);
if Lev < 12 then \limit level of recursion
[DrawBranch(Lev+1, Dir-0.4, Len*0.8, X, Y); \left
DrawBranch(Lev+1, Dir+0.1, Len*0.8, X, Y); \right
];
];
[SetVid($112); \set 640x480x24 video graphics mode
DrawBranch(0, -3.14159/2.0, 80.0, 360, 460);
if ChIn(1) then []; \wait for keystroke
SetVid(3); \restore normal text mode
]