File:Тонкое дерево Пифагора.png
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Тонкое_дерево_Пифагора.png (708 × 530 pixels, file size: 75 KB, MIME type: image/png)
File information
Structured data
Captions
Captions
Pythagoras trees
Summary
[edit]DescriptionТонкое дерево Пифагора.png |
Русский: Тонкое дерево Пифагора English: Thin tree of Pythagoras |
Date | |
Source | Own work |
Author | Владислав Молдован |
pascal src code
[edit]uses GraphABC;
procedure RLine(x, y, x1, y1: real):=Line(Round(x), Round(y), Round(x1), Round(y1));
procedure Draw(x, y, r, angle: real);
begin
var ang1 := DegToRad(angle);
var cx := x + r * Cos(ang1);
var cy := y + r * Sin(ang1);
var ang2 := Pi / 4;
var ang3 := ang1 - ang2;
var cx1 := cx + r * Cos(ang3);
var cy1 := cy + r * Sin(ang3);
var ang4 := ang1 + ang2;
var cx2 := cx + r * Cos(ang4);
var cy2 := cy + r * Sin(ang4);
RLine(x, y, cx, cy);
RLine(cx, cy, cx1, cy1);
RLine(cx, cy, cx2, cy2);
if r > 1 then
begin
r := r * 0.7;
Draw(cx1, cy1, r, RadToDeg(ang3));
Draw(cx2, cy2, r, RadToDeg(ang4));
end;
end;
begin
FloodFill(1, 1, clBlack);
SetPenColor(clCyan);
LockDrawing();
Draw(500, Window.Height - 10, 70, -90);
Redraw();
end.
Licensing
[edit]I, the copyright holder of this work, hereby publish it under the following license:
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This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 14:14, 1 September 2017 | ![]() | 708 × 530 (75 KB) | Владислав Молдован (talk | contribs) | User created page with UploadWizard |
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Horizontal resolution | 37.78 dpc |
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Vertical resolution | 37.78 dpc |