Geometrize

Computational Geometry and Rendering library for JavaScript

version: 1.0.0(80 kB minified)

API Reference

Examples:

Bounding Boxes

Convex Hulls

Intersections

See it

const{Scene2D,CompositeCurve,ParametricCurve,Ellipse,Circle,Arc,QBezier,CBezier,Line,Polyline,Polygon,Rect,Matrix2D}=Geometrize;
constscene=Scene2D(document.getElementById('container'),0,0,300,300);
constspiral=ParametricCurve((t)=>({x:190+t*50*Math.cos(t*6*Math.PI),y:80+t*50*Math.sin(t*6*Math.PI)}));
constellipse=Ellipse([40,40],30,10,-45);
constcircle=Circle([30,30],20);
constarc=Arc([100,100],[170,90],30,10,30,0,1);
constqbezier=QBezier([[80,110],[120,40],[160,120]]);
constcbezier=CBezier([[40,80],[120,40],[140,200],[160,90]]);
constcurve=CompositeCurve([
Line([20,100],[40,100]),
Arc([40,100],[40,80],10,10,0,0,0),
QBezier([[40,80],[20,100],[60,120]]),
Line([60,120],[70,100])
]).transform(Matrix2D.translate(-20,0));
constline1=Line([20,20],[60,60]).setStyle('stroke','blue');
constline2=Line([50,2],[20,70]).setStyle('stroke','green');
constline3=Line([60,160],[300,0]).setStyle('stroke','orange');
constline4=Line([60,120],[300,-40]).setStyle('stroke','cyan');

letintersections=[];

scene.add(spiral);
scene.add(ellipse);
scene.add(circle);
scene.add(arc);
scene.add(qbezier);
scene.add(cbezier);
scene.add(curve);
scene.add(line1);
scene.add(line2);
scene.add(line3);
scene.add(line4);

intersections=scene.getIntersections();
intersections.forEach(p=>{
scene.add(p.setStyle('stroke','red').setStyle('stroke-width',2));
});

see also:

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