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https://github.com/xibyte/jsketcher
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194 lines
7 KiB
JavaScript
194 lines
7 KiB
JavaScript
import {AXIS, Matrix3, ORIGIN} from '../math/l3space'
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import BrepBuilder from '../brep/brep-builder'
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import * as BREPPrimitives from '../brep/brep-primitives'
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import {BREPSceneSolid} from './scene/wrappers/brepSceneObject'
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import {NurbsCurve, NurbsCurveImpl, NurbsSurface} from "../brep/geom/impl/nurbs";
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function runSandbox({bus, services: {viewer, cadScene, TPI}}) {
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function addShellOnScene(shell, skin) {
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const sceneSolid = new BREPSceneSolid(shell, undefined, skin);
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cadScene.add(sceneSolid.cadGroup);
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viewer.render();
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return sceneSolid;
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}
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function test1() {
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const bb = new BrepBuilder();
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const a1 = bb.vertex(0, 0, 0);
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const b1 = bb.vertex(300, 0, 0);
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const c1 = bb.vertex(300, 300, 0);
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const d1 = bb.vertex(0, 300, 0);
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const a2 = bb.vertex(0, 0, 300);
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const b2 = bb.vertex(300, 0, 300);
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const c2 = bb.vertex(300, 300, 300);
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const d2 = bb.vertex(0, 300, 300);
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bb.face().loop([d1, c1, b1, a1]);
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bb.face().loop([a2, b2, c2, d2]);
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bb.face().loop([a1, b1, b2, a2]);
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bb.face().loop([b1, c1, c2, b2]);
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bb.face().loop([c1, d1, d2, c2]);
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bb.face().loop([d1, a1, a2, d2]);
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let result = bb.build();
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addShellOnScene(result);
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}
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function cylTest() {
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const cylinder1 = BREPPrimitives.cylinder(200, 500);
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// const cylinder2 = (function () {
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// let circle1 = new Circle(-1, new Vector(0,0,0), 200).toNurbs( new Plane(AXIS.X, 500));
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// let circle2 = circle1.translate(new Vector(-1000,0,0));
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// return enclose([circle1], [circle2])
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// })();
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const cylinder2 = BREPPrimitives.cylinder(200, 500, Matrix3.rotateMatrix(90, AXIS.Y, ORIGIN));
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let result = TPI.brep.bool.subtract(cylinder1, cylinder2);
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// addShellOnScene(cylinder1);
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// addShellOnScene(cylinder2);
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addShellOnScene(result);
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}
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function test2() {
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function square() {
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let bb = new BrepBuilder();
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const a = bb.vertex(0, 0, 0);
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const b = bb.vertex(300, 0, 0);
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const c = bb.vertex(300, 300, 0);
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const cc = bb.vertex(150, 100, 0);
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const d = bb.vertex(0, 300, 0);
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bb.face().loop([a, b, c, cc, d]);
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return bb.build();
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}
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function square2() {
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let bb = new BrepBuilder();
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const a = bb.vertex(0, 150, -100);
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const b = bb.vertex(350, 150, -100);
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const c = bb.vertex(350, 150, 350);
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const d = bb.vertex(0, 150, 350);
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bb.face().loop([a, b, c, d]);
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return bb.build();
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}
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let s1 = square();
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let s2 = square2();
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// addShellOnScene(s1);
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// addShellOnScene(s2);
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// let result = TPI.brep.bool.intersect(s1, s2);
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let result = s1;
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addShellOnScene(result);
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}
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function test3() {
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const box1 = TPI.brep.primitives.box(500, 500, 500);
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const box2 = TPI.brep.primitives.box(250, 250, 750, new Matrix3().translate(25, 25, 0));
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const box3 = TPI.brep.primitives.box(150, 600, 350, new Matrix3().translate(25, 25, -250));
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// let result = TPI.brep.bool.union(box1, box2);
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let result = TPI.brep.bool.subtract(box1, box2);
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result = TPI.brep.bool.subtract(result, box3);
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// addShellOnScene(box1);
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addShellOnScene(result);
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}
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function test5() {
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const degree = 3
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, knots = [0, 0, 0, 0, 0.333, 0.666, 1, 1, 1, 1]
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, pts = [ [ [0, 0, -10], [10, 0, 0], [20, 0, 0], [30, 0, 0] , [40, 0, 0], [50, 0, 0] ],
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[ [0, -10, 0], [10, -10, 10], [20, -10, 10], [30, -10, 0] , [40, -10, 0], [50, -10, 0] ],
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[ [0, -20, 0], [10, -20, 10], [20, -20, 10], [30, -20, 0] , [40, -20, -2], [50, -20, -12] ],
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[ [0, -30, 0], [10, -30, 0], [20, -30, -23], [30, -30, 0] , [40, -30, 0], [50, -30, 0] ],
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[ [0, -40, 0], [10, -40, 0], [20, -40, 0], [30, -40, 4] , [40, -40, -20], [50, -40, 0] ],
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[ [0, -50, 12], [10, -50, 0], [20, -50, 20], [30, -50, 0] , [50, -50, -10], [50, -50, -15] ] ];
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let srf = verb.geom.NurbsSurface.byKnotsControlPointsWeights( degree, degree, knots, knots, pts );
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srf = srf.transform(new Matrix3().scale(10,10,10).toArray());
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srf = new NurbsSurface(srf);
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// __DEBUG__.AddNurbs(srf);
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let bb = new BrepBuilder();
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function vx(u, v) {
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let pt = srf.point(u, v);
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return bb.vertex(pt.x, pt.y, pt.z);
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}
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const a = vx(0.13, 0.13);
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const b = vx(0.9, 0.13);
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const c = vx(0.9, 0.9);
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const d = vx(0.13, 0.9);
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const e = vx(0.33, 0.33);
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const f = vx(0.33, 0.73);
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const g = vx(0.73, 0.73);
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const h = vx(0.73, 0.33);
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function fromVerb(verb) {
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return new NurbsCurve(new NurbsCurveImpl(verb));
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}
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let shell = bb.face(srf)
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.loop()
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.edgeTrim(a, b, fromVerb(srf.verb.isocurve(0.13, true)))
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.edgeTrim(b, c, fromVerb(srf.verb.isocurve(0.9, false)))
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.edgeTrim(c, d, fromVerb(srf.verb.isocurve(0.9, true).reverse()))
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.edgeTrim(d, a, fromVerb(srf.verb.isocurve(0.13, false).reverse()))
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.loop()
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.edgeTrim(e, f, fromVerb(srf.verb.isocurve(0.33, false)))
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.edgeTrim(f, g, fromVerb(srf.verb.isocurve(0.73, true)))
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.edgeTrim(g, h, fromVerb(srf.verb.isocurve(0.73, false).reverse()))
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.edgeTrim(h, e, fromVerb(srf.verb.isocurve(0.33, true).reverse()))
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.build();
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addShellOnScene(shell);
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}
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// const app = this;
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// test3();
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cylTest();
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return;
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// let curve1 = new NurbsCurve(new verb.geom.NurbsCurve({"degree":6,"controlPoints":[[150,149.99999999999997,-249.99999999999994,1],[108.33333333333051,150.00000000000907,-250.00000000001975,1],[66.6666666666712,149.99999999998562,-249.99999999996987,1],[24.99999999999545,150.00000000001364,-250.00000000002711,1],[-16.66666666666362,149.99999999999145,-249.9999999999837,1],[-58.33333333333436,150.0000000000029,-250.00000000000531,1],[-99.99999999999997,150,-250,1]],"knots":[0,0,0,0,0,0,0,1,1,1,1,1,1,1]}));
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// let curve2 = new NurbsCurve(new verb.geom.NurbsCurve({"degree":9,"controlPoints":[[100,-250,-250,1],[99.9999999999927,-194.44444444444687,-250.00000000000028,1],[100.00000000002228,-138.8888888888811,-249.99999999999838,1],[99.99999999995923,-83.33333333334777,-250.00000000000287,1],[100.00000000005268,-27.77777777775936,-249.99999999999744,1],[99.9999999999493,27.777777777760704,-250.0000000000008,1],[100.00000000003591,83.33333333334477,-250.00000000000063,1],[99.99999999998269,138.88888888888374,-249.99999999999966,1],[100.00000000000443,194.44444444444562,-249.99999999999986,1],[100,250,-250,1]],"knots":[0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1]}));
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let p1 = [-50,0,0], p2 = [100,0,0], p3 = [100,100,0], p4 = [0,100,0], p5 = [50, 50, 0];
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let pts = [p1, p2, p3, p4, p5];
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let curve1 = new NurbsCurve(new NurbsCurveImpl(verb.geom.NurbsCurve.byPoints( pts, 3 )));
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let p1a = [-50,0,0], p2a = [50,-10,0], p3a = [150,50,0], p4a = [30,100,0], p5a = [50, 120, 0];
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let ptsa = [p1a, p2a, p3a, p4a, p5a];
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let curve2 = new NurbsCurve(new NurbsCurveImpl(verb.geom.NurbsCurve.byPoints( ptsa, 3 )));
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curve1 = curve1.splitByParam(0.6)[0];
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__DEBUG__.AddCurve(curve1);
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__DEBUG__.AddCurve(curve2);
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let points = curve1.intersectCurve(curve2);
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for (let p of points) {
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__DEBUG__.AddPoint(p.p0);
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}
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// viewer.render();
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}
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