three.fbo-helper
Version:
FrameBuffer Object inspector for three.js
64 lines (36 loc) • 1.12 kB
JavaScript
import { PathPrototype } from './PathPrototype';
import { Path } from './Path';
/**
* @author zz85 / http://www.lab4games.net/zz85/blog
* Defines a 2d shape plane using paths.
**/
// STEP 1 Create a path.
// STEP 2 Turn path into shape.
// STEP 3 ExtrudeGeometry takes in Shape/Shapes
// STEP 3a - Extract points from each shape, turn to vertices
// STEP 3b - Triangulate each shape, add faces.
function Shape() {
Path.apply( this, arguments );
this.holes = [];
}
Shape.prototype = Object.assign( Object.create( PathPrototype ), {
constructor: Shape,
getPointsHoles: function ( divisions ) {
var holesPts = [];
for ( var i = 0, l = this.holes.length; i < l; i ++ ) {
holesPts[ i ] = this.holes[ i ].getPoints( divisions );
}
return holesPts;
},
// Get points of shape and holes (keypoints based on segments parameter)
extractAllPoints: function ( divisions ) {
return {
shape: this.getPoints( divisions ),
holes: this.getPointsHoles( divisions )
};
},
extractPoints: function ( divisions ) {
return this.extractAllPoints( divisions );
}
} );
export { Shape };