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Data update

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Ingy döt Net 2026-04-30 12:34:36 -04:00
parent 4bb20c9b71
commit cbaf4c4b64
12390 changed files with 318560 additions and 27248 deletions
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48
Task/Bitmap-Midpoint-circle-algorithm/Delphi/bitmap-midpoint-circle-algorithm.pas
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@ -3,18 +3,18 @@ var T1,T2: integer;
var X,Y: integer;
var Cnt: integer;
procedure DrawPixels(X,Y: integer);
{Draw pixel into all 8 octents}
begin
Image.Canvas.Pixels[Center.X + x, Center.Y + y]:=clRed;
Image.Canvas.Pixels[Center.X - X, Center.Y + Y]:=clRed;
Image.Canvas.Pixels[Center.X + X, Center.Y - Y]:=clRed;
Image.Canvas.Pixels[Center.X - X, Center.Y - Y]:=clRed;
Image.Canvas.Pixels[Center.X + Y, Center.Y + X]:=clRed;
Image.Canvas.Pixels[Center.X - Y, Center.Y + X]:=clRed;
Image.Canvas.Pixels[Center.X + y, Center.Y - X]:=clRed;
Image.Canvas.Pixels[Center.X - Y, Center.Y - X]:=clRed;
end;
procedure DrawPixels(X,Y: integer);
{Draw pixel into all 8 octents}
begin
Image.Canvas.Pixels[Center.X + x, Center.Y + y]:=clRed;
Image.Canvas.Pixels[Center.X - X, Center.Y + Y]:=clRed;
Image.Canvas.Pixels[Center.X + X, Center.Y - Y]:=clRed;
Image.Canvas.Pixels[Center.X - X, Center.Y - Y]:=clRed;
Image.Canvas.Pixels[Center.X + Y, Center.Y + X]:=clRed;
Image.Canvas.Pixels[Center.X - Y, Center.Y + X]:=clRed;
Image.Canvas.Pixels[Center.X + y, Center.Y - X]:=clRed;
Image.Canvas.Pixels[Center.X - Y, Center.Y - X]:=clRed;
end;
begin
Cnt:=0;
@ -22,18 +22,18 @@ T1:= Radius div 32;
{Start on X-axis}
X:= Radius; Y:= 0;
repeat
begin
DrawPixels(X, Y);
Y:=Y + 1;
T1:=T1 + Y;
T2:=T1 - X;
if T2 >= 0 then
begin
T1:=T2;
X:=X - 1;
end;
Inc(Cnt);
end
begin
DrawPixels(X, Y);
Y:=Y + 1;
T1:=T1 + Y;
T2:=T1 - X;
if T2 >= 0 then
begin
T1:=T2;
X:=X - 1;
end;
Inc(Cnt);
end
until x < y;
Form1.Caption:=IntToStr(Cnt);
end;