const CANVAS_WIDTH = 800; const CANVAS_HEIGHT = 600; createCanvas(CANVAS_WIDTH, CANVAS_HEIGHT); clear(0, 0, 0); fillColor("rgb(52, 155, 235)"); strokeColor("rgb(255, 255, 255)"); lineThickness(4); const N = 60; const OFFSET_X = CANVAS_WIDTH/2; const OFFSET_Y = 0; beginPath(); for(let t = -N; t < N; ++t) { let x = OFFSET_X + t*10; let y = OFFSET_Y + t*t; if(t == -N) // pro prvni bod se pouze presunu na [x, y] moveTo(x, y); else // pro ostatni body kreslim caru z predchoziho bodu na bod [x, y] lineTo(x, y); } stroke();