Koch curve: Difference between revisions
Content deleted Content added
m Minor edit to C++ code |
m Rust - reformatted with rustfmt |
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Line 1,801:
// svg = "0.8.0"
use svg::node::element::Rectangle;▼
use svg::node::element::Path;▼
use svg::node::element::path::Data;
▲use svg::node::element::Path;
▲use svg::node::element::Rectangle;
const SQRT3_2
fn koch_curve(mut data: Data, x0
if order == 0 {
data = data.line_to((x1, y1));
Line 1,814 ⟶ 1,813:
let dx = x1 - x0;
let dy = y1 - y0;
let x2 = x0 + dx / 3.0;
let y2 = y0 + dy / 3.0;
let x3 = x0 + dx / 2.0 - dy * SQRT3_2 / 3.0;
let y3 = y0 + dy / 2.0 + dx * SQRT3_2 / 3.0;
let x4 = x0 + 2.0 * dx / 3.0;
let y4 = y0 + 2.0 * dy / 3.0;
data = koch_curve(data, x0, y0, x2, y2, order - 1);
data = koch_curve(data, x2, y2, x3, y3, order - 1);
Line 1,828 ⟶ 1,827:
}
fn write_koch_snowflake(file
let length = (size as f64) * SQRT3_2 * 0.95;
let x0 = ((size as f64) - length) / 2.0;
let y0 = (size as f64) / 2.0 - length * SQRT3_2 / 3.0;
let x1 = x0 + length / 2.0;
let y1 = y0 + length * SQRT3_2;
let x2 = x0 + length;
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