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5x 5x 5x 3x 2x 5x 24x 14x 14x 14x 14x 10x 10x 10x 10x 24x 14x 10x 24x 5x 3x 3x 3x 3x 3x 3x 3x 3x 3x 13x 13x 13x 13x 13x 54x 54x 54x 54x 54x 3x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 3x 3x 3x 3x 3x 3x 3x 1x 1x 1x 1x 1x 1x 3x 3x 3x 3x 3x 3x 3x 1x 1x 168x 168x 168x 168x 168x 168x 168x 168x 168x 168x 168x 168x 168x 168x 187x 1x 1x 1x 1x | import { GeomAbs_Shape, Geom_Surface, OpenCascadeInstance, TopoDS_Face, TopoDS_Shape, TopoDS_Wire } from "../../../bitbybit-dev-occt/bitbybit-dev-occt";
import * as Inputs from "../../api/inputs/inputs";
import { Base } from "../../api/inputs/inputs";
import { OCCReferencedReturns } from "../../occ-referenced-returns";
import { ShapeGettersService } from "./shape-getters";
import { EntitiesService } from "./entities.service";
import { EnumService } from "./enum.service";
import { WiresService } from "./wires.service";
import { BooleansService } from "./booleans.service";
import { ConverterService } from "./converter.service";
import { FilletsService } from "./fillets.service";
import { TransformsService } from "./transforms.service";
import { VectorHelperService } from "../../api";
import { BaseBitByBit } from "../../base";
export class FacesService {
constructor(
private readonly occ: OpenCascadeInstance,
private readonly occRefReturns: OCCReferencedReturns,
private readonly entitiesService: EntitiesService,
private readonly enumService: EnumService,
private readonly shapeGettersService: ShapeGettersService,
private readonly converterService: ConverterService,
public booleansService: BooleansService,
private readonly wiresService: WiresService,
private readonly transformsService: TransformsService,
private readonly vectorService: VectorHelperService,
private readonly base: BaseBitByBit,
public filletsService: FilletsService,
) { }
createFaceFromWireOnFace(inputs: Inputs.OCCT.FaceFromWireOnFaceDto<TopoDS_Wire, TopoDS_Face>): TopoDS_Face {
const result = this.entitiesService.bRepBuilderAPIMakeFaceFromWireOnFace(inputs.face, inputs.wire, inputs.inside);
return result;
}
createFacesFromWiresOnFace(inputs: Inputs.OCCT.FacesFromWiresOnFaceDto<TopoDS_Wire, TopoDS_Face>): TopoDS_Face[] {
const result = this.entitiesService.bRepBuilderAPIMakeFacesFromWiresOnFace(inputs.face, inputs.wires, inputs.inside);
return result;
}
createFaceFromWire(inputs: Inputs.OCCT.FaceFromWireDto<TopoDS_Wire>): TopoDS_Face {
let result: TopoDS_Face;
if (this.enumService.getShapeTypeEnum(inputs.shape) !== Inputs.OCCT.shapeTypeEnum.wire) {
throw new Error("Provided input shape is not a wire");
}
if (inputs.planar) {
const wire = this.occ.TopoDS.Wire_1(inputs.shape);
result = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, inputs.planar);
wire.delete();
} else {
const Degree = 3;
const NbPtsOnCur = 15;
const NbIter = 2;
const Anisotropie = false;
const Tol2d = 0.00001;
const Tol3d = 0.0001;
const TolAng = 0.01;
const TolCurv = 0.1;
const MaxDeg = 8;
const MaxSegments = 9;
const bs = new this.occ.BRepFill_Filling(Degree, NbPtsOnCur, NbIter, Anisotropie, Tol2d, Tol3d, TolAng, TolCurv, MaxDeg, MaxSegments);
const edges = this.shapeGettersService.getEdges(inputs);
edges.forEach(e => {
bs.Add_1(e, this.occ.GeomAbs_Shape.GeomAbs_C0 as GeomAbs_Shape, true);
});
bs.Build();
Iif (!bs.IsDone()) {
throw new Error("Could not create non planar face");
}
result = bs.Face();
bs.delete();
edges.forEach(e => e.delete());
}
return result;
}
getFaceArea(inputs: Inputs.OCCT.ShapeDto<TopoDS_Face>): number {
const gprops = new this.occ.GProp_GProps_1();
this.occ.BRepGProp.SurfaceProperties_1(inputs.shape, gprops, false, false);
const area = gprops.Mass();
gprops.delete();
return area;
}
getFacesAreas(inputs: Inputs.OCCT.ShapesDto<TopoDS_Face>): number[] {
Iif (inputs.shapes === undefined) {
throw (Error(("Shapes are not defined")));
}
return inputs.shapes.map(face => this.getFaceArea({ shape: face }));
}
getFaceCenterOfMass(inputs: Inputs.OCCT.ShapeDto<TopoDS_Face>): Base.Point3 {
const gprops = new this.occ.GProp_GProps_1();
this.occ.BRepGProp.SurfaceProperties_1(inputs.shape, gprops, false, false);
const gppnt = gprops.CentreOfMass();
const pt: Base.Point3 = [gppnt.X(), gppnt.Y(), gppnt.Z()];
gprops.delete();
gppnt.delete();
return pt;
}
getFacesCentersOfMass(inputs: Inputs.OCCT.ShapesDto<TopoDS_Face>): Base.Point3[] {
Iif (inputs.shapes === undefined) {
throw (Error(("Shapes are not defined")));
}
return inputs.shapes.map(face => this.getFaceCenterOfMass({ shape: face }));
}
filterFacePoints(inputs: Inputs.OCCT.FilterFacePointsDto<TopoDS_Face>): Base.Point3[] {
const points = [];
if (inputs.points.length > 0) {
const classifier = new this.occ.BRepClass_FaceClassifier_1();
inputs.points.forEach(pt => {
const gpPnt = this.entitiesService.gpPnt(pt);
classifier.Perform_2(inputs.shape, gpPnt, inputs.tolerance, inputs.useBndBox, inputs.gapTolerance);
const top = classifier.State();
const type = this.enumService.getTopAbsStateEnum(top);
if (inputs.keepOn && type === Inputs.OCCT.topAbsStateEnum.on) {
points.push(pt);
}
if (inputs.keepIn && type === Inputs.OCCT.topAbsStateEnum.in) {
points.push(pt);
}
if (inputs.keepOut && type === Inputs.OCCT.topAbsStateEnum.out) {
points.push(pt);
}
Iif (inputs.keepUnknown && type === Inputs.OCCT.topAbsStateEnum.unknown) {
points.push(pt);
}
gpPnt.delete();
});
classifier.delete();
return points;
} else {
return [];
}
}
createSquareFace(inputs: Inputs.OCCT.SquareDto): TopoDS_Face {
const squareWire = this.wiresService.createSquareWire(inputs);
const faceMakerFromWire = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(squareWire, true);
squareWire.delete();
return faceMakerFromWire;
}
createRectangleFace(inputs: Inputs.OCCT.RectangleDto): TopoDS_Face {
const rectangleWire = this.wiresService.createRectangleWire(inputs);
const faceMakerFromWire = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(rectangleWire, true);
rectangleWire.delete();
return faceMakerFromWire;
}
createFaceFromMultipleCircleTanWires(inputs: Inputs.OCCT.FaceFromMultipleCircleTanWiresDto<TopoDS_Wire>): TopoDS_Shape {
const circleWires = inputs.circles;
const faces: TopoDS_Face[] = [];
if (inputs.combination === Inputs.OCCT.combinationCirclesForFaceEnum.allWithAll) {
for (let i = 0; i < circleWires.length; i++) {
for (let j = i + 1; j < circleWires.length; j++) {
const wire = this.wiresService.createWireFromTwoCirclesTan({
circle1: circleWires[i],
circle2: circleWires[j],
keepLines: Inputs.OCCT.twoSidesStrictEnum.outside,
circleRemainders: Inputs.OCCT.fourSidesStrictEnum.outside,
tolerance: inputs.tolerance,
});
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, true);
faces.push(face);
}
}
} else if (inputs.combination === Inputs.OCCT.combinationCirclesForFaceEnum.inOrder) {
for (let i = 0; i < circleWires.length - 1; i++) {
const wire = this.wiresService.createWireFromTwoCirclesTan({
circle1: circleWires[i],
circle2: circleWires[i + 1],
keepLines: Inputs.OCCT.twoSidesStrictEnum.outside,
circleRemainders: Inputs.OCCT.fourSidesStrictEnum.outside,
tolerance: inputs.tolerance,
});
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, true);
faces.push(face);
}
} else Eif (inputs.combination === Inputs.OCCT.combinationCirclesForFaceEnum.inOrderClosed) {
for (let i = 0; i < circleWires.length; i++) {
const wire = this.wiresService.createWireFromTwoCirclesTan({
circle1: circleWires[i],
circle2: circleWires[(i + 1) % circleWires.length],
keepLines: Inputs.OCCT.twoSidesStrictEnum.outside,
circleRemainders: Inputs.OCCT.fourSidesStrictEnum.outside,
tolerance: inputs.tolerance,
});
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, true);
faces.push(face);
}
}
let result;
if (inputs.unify) {
result = this.booleansService.union({ shapes: faces, keepEdges: false });
} else {
result = this.converterService.makeCompound({ shapes: faces });
}
return result;
}
createFaceFromMultipleCircleTanWireCollections(inputs: Inputs.OCCT.FaceFromMultipleCircleTanWireCollectionsDto<TopoDS_Wire>): TopoDS_Shape {
const listsOfCircles = inputs.listsOfCircles;
const faces: TopoDS_Face[] = [];
if (inputs.combination === Inputs.OCCT.combinationCirclesForFaceEnum.allWithAll) {
for (let i = 0; i < listsOfCircles.length; i++) {
// lists of circles is a 2D array of circular wires
const currentCirclesList = listsOfCircles[i];
const nextCirclesList = listsOfCircles[(i + 1)];
if (nextCirclesList) {
for (let j = 0; j < currentCirclesList.length; j++) {
for (let k = 0; k < nextCirclesList.length; k++) {
const circle1 = currentCirclesList[j];
const circle2 = nextCirclesList[k];
const wire = this.wiresService.createWireFromTwoCirclesTan({
circle1,
circle2,
keepLines: Inputs.OCCT.twoSidesStrictEnum.outside,
circleRemainders: Inputs.OCCT.fourSidesStrictEnum.outside,
tolerance: inputs.tolerance,
});
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, true);
faces.push(face);
}
}
} else {
break;
}
}
} else if (inputs.combination === Inputs.OCCT.combinationCirclesForFaceEnum.inOrder) {
for (let i = 0; i < listsOfCircles.length; i++) {
if (listsOfCircles[i].length !== listsOfCircles[0].length) {
throw new Error("All lists of circles must have the same length in order to use inOrder strategy.");
}
}
for (let i = 0; i < listsOfCircles.length - 1; i++) {
for (let j = 0; j < listsOfCircles[i].length; j++) {
const wire = this.wiresService.createWireFromTwoCirclesTan({
circle1: listsOfCircles[i][j],
circle2: listsOfCircles[i + 1][j],
keepLines: Inputs.OCCT.twoSidesStrictEnum.outside,
circleRemainders: Inputs.OCCT.fourSidesStrictEnum.outside,
tolerance: inputs.tolerance,
});
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, true);
faces.push(face);
}
}
} else Eif (inputs.combination === Inputs.OCCT.combinationCirclesForFaceEnum.inOrderClosed) {
// check if all lists are of the same length
for (let i = 0; i < listsOfCircles.length; i++) {
if (listsOfCircles[i].length !== listsOfCircles[0].length) {
throw new Error("All lists of circles must have the same length in order to use inOrderClosed strategy.");
}
}
for (let i = 0; i < listsOfCircles.length - 1; i++) {
for (let j = 0; j < listsOfCircles[i].length; j++) {
const wire = this.wiresService.createWireFromTwoCirclesTan({
circle1: listsOfCircles[i][j],
circle2: listsOfCircles[i + 1][j],
keepLines: Inputs.OCCT.twoSidesStrictEnum.outside,
circleRemainders: Inputs.OCCT.fourSidesStrictEnum.outside,
tolerance: inputs.tolerance,
});
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, true);
faces.push(face);
}
}
for (let i = 0; i < listsOfCircles.length; i++) {
for (let j = 0; j < listsOfCircles[i].length; j++) {
const wire = this.wiresService.createWireFromTwoCirclesTan({
circle1: listsOfCircles[i][j],
circle2: listsOfCircles[i][(j + 1) % listsOfCircles[i].length],
keepLines: Inputs.OCCT.twoSidesStrictEnum.outside,
circleRemainders: Inputs.OCCT.fourSidesStrictEnum.outside,
tolerance: inputs.tolerance,
});
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, true);
faces.push(face);
}
}
}
let result;
if (inputs.unify) {
result = this.booleansService.union({ shapes: faces, keepEdges: false });
} else {
result = this.converterService.makeCompound({ shapes: faces });
}
return result;
}
faceNormalOnUV(inputs: Inputs.OCCT.DataOnUVDto<TopoDS_Face>): Base.Vector3 {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const u = uMin + (uMax - uMin) * inputs.paramU;
const v = vMin + (vMax - vMin) * inputs.paramV;
const gpDir = this.entitiesService.gpDir([0, 1, 0]);
this.occ.GeomLib.NormEstim(handle, this.entitiesService.gpPnt2d([u, v]), 1e-7, gpDir);
if (face.Orientation_1() === this.occ.TopAbs_Orientation.TopAbs_REVERSED) {
gpDir.Reverse();
}
const dir: Base.Vector3 = [gpDir.X(), gpDir.Y(), gpDir.Z()];
gpDir.delete();
handle.delete();
return dir;
}
getUVBounds(face: TopoDS_Face): { uMin: number, uMax: number, vMin: number, vMax: number } {
const uMin = { current: 0 };
const uMax = { current: 0 };
const vMin = { current: 0 };
const vMax = { current: 0 };
this.occRefReturns.BRepTools_UVBounds_1(face, uMin, uMax, vMin, vMax);
return { uMin: uMin.current, uMax: uMax.current, vMin: vMin.current, vMax: vMax.current };
}
createFaceFromWires(inputs: Inputs.OCCT.FacesFromWiresDto<TopoDS_Wire>): TopoDS_Face {
const result = this.entitiesService.bRepBuilderAPIMakeFaceFromWires(inputs.shapes, inputs.planar);
return result;
}
createFaceFromWiresOnFace(inputs: Inputs.OCCT.FaceFromWiresOnFaceDto<TopoDS_Wire, TopoDS_Face>): TopoDS_Face {
const result = this.entitiesService.bRepBuilderAPIMakeFaceFromWires(inputs.wires, false, inputs.face, inputs.inside);
return result;
}
createFacesFromWires(inputs: Inputs.OCCT.FacesFromWiresDto<TopoDS_Wire>): TopoDS_Face[] {
const result = inputs.shapes.map(shape => {
return this.createFaceFromWire({ shape, planar: inputs.planar });
});
return result;
}
faceFromSurface(inputs: Inputs.OCCT.ShapeWithToleranceDto<Geom_Surface>) {
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromSurface(inputs.shape, inputs.tolerance) as TopoDS_Face;
Iif (face.IsNull()) {
face.delete();
throw new Error("Could not construct a face from the surface. Check if surface is not infinite.");
} else {
return face;
}
}
faceFromSurfaceAndWire(inputs: Inputs.OCCT.FaceFromSurfaceAndWireDto<Geom_Surface, TopoDS_Wire>) {
const face = this.entitiesService.bRepBuilderAPIMakeFaceFromSurfaceAndWire(inputs.surface, inputs.wire, inputs.inside) as TopoDS_Face;
Iif (face.IsNull()) {
face.delete();
throw new Error("Could not construct a face from the surface. Check if surface is not infinite.");
} else {
return face;
}
}
getUMinBound(inputs: Inputs.OCCT.ShapeDto<TopoDS_Face>): number {
const face = inputs.shape;
const { uMin } = this.getUVBounds(face);
return uMin;
}
getUMaxBound(inputs: Inputs.OCCT.ShapeDto<TopoDS_Face>): number {
const face = inputs.shape;
const { uMax } = this.getUVBounds(face);
return uMax;
}
getVMinBound(inputs: Inputs.OCCT.ShapeDto<TopoDS_Face>): number {
const face = inputs.shape;
const { vMin } = this.getUVBounds(face);
return vMin;
}
getVMaxBound(inputs: Inputs.OCCT.ShapeDto<TopoDS_Face>): number {
const face = inputs.shape;
const { vMax } = this.getUVBounds(face);
return vMax;
}
subdivideToPointsControlled(inputs: Inputs.OCCT.FaceSubdivisionControlledDto<TopoDS_Face>): Base.Point3[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const points: Base.Point3[] = [];
for (let i = 0; i < inputs.nrDivisionsU; i++) {
const stepU = (uMax - uMin) / (inputs.nrDivisionsU - 1);
const halfStepU = stepU / 2;
const stepsU = stepU * i;
for (let j = 0; j < inputs.nrDivisionsV; j++) {
const stepV = (vMax - vMin) / (inputs.nrDivisionsV - 1);
const halfStepV = stepV / 2;
const stepsV = stepV * j;
let v = vMin + stepsV;
v += (inputs.shiftHalfStepNthV && (i + inputs.shiftHalfStepVOffsetN) % inputs.shiftHalfStepNthV === 0) ? halfStepV : 0;
let u = uMin + stepsU;
u += (inputs.shiftHalfStepNthU && (j + inputs.shiftHalfStepUOffsetN) % inputs.shiftHalfStepNthU === 0) ? halfStepU : 0;
const gpPnt = this.entitiesService.gpPnt([0, 0, 0]);
surface.D0(u, v, gpPnt);
const pt: Base.Point3 = [gpPnt.X(), gpPnt.Y(), gpPnt.Z()];
let shouldPush = true;
if (i === 0 && inputs.removeStartEdgeNthU && (j + inputs.removeStartEdgeUOffsetN) % inputs.removeStartEdgeNthU === 0) {
shouldPush = false;
} else if (i === inputs.nrDivisionsU - 1 && inputs.removeEndEdgeNthU && (j + inputs.removeEndEdgeUOffsetN) % inputs.removeEndEdgeNthU === 0) {
shouldPush = false;
} else if (j === 0 && inputs.removeStartEdgeNthV && (i + inputs.removeStartEdgeVOffsetN) % inputs.removeStartEdgeNthV === 0) {
shouldPush = false;
} else if (j === inputs.nrDivisionsV - 1 && inputs.removeEndEdgeNthV && (i + inputs.removeEndEdgeVOffsetN) % inputs.removeEndEdgeNthV === 0) {
shouldPush = false;
}
if (shouldPush) {
points.push(pt);
}
gpPnt.delete();
}
}
handle.delete();
return points;
}
subdivideToPoints(inputs: Inputs.OCCT.FaceSubdivisionDto<TopoDS_Face>): Base.Point3[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const points: Base.Point3[] = [];
const uStartRemoval = inputs.removeStartEdgeU ? 1 : 0;
const uEndRemoval = inputs.removeEndEdgeU ? 1 : 0;
const vStartRemoval = inputs.removeStartEdgeV ? 1 : 0;
const vEndRemoval = inputs.removeEndEdgeV ? 1 : 0;
for (let i = 0 + uStartRemoval; i < inputs.nrDivisionsU - uEndRemoval; i++) {
const stepU = (uMax - uMin) / (inputs.nrDivisionsU - 1);
const halfStepU = stepU / 2;
const stepsU = stepU * i;
const u = uMin + (inputs.shiftHalfStepU ? halfStepU : 0) + stepsU;
for (let j = 0 + vStartRemoval; j < inputs.nrDivisionsV - vEndRemoval; j++) {
const stepV = (vMax - vMin) / (inputs.nrDivisionsV - 1);
const halfStepV = stepV / 2;
const stepsV = stepV * j;
const v = vMin + (inputs.shiftHalfStepV ? halfStepV : 0) + stepsV;
const gpPnt = this.entitiesService.gpPnt([0, 0, 0]);
surface.D0(u, v, gpPnt);
const pt: Base.Point3 = [gpPnt.X(), gpPnt.Y(), gpPnt.Z()];
points.push(pt);
gpPnt.delete();
}
}
handle.delete();
return points;
}
subdivideToWires(inputs: Inputs.OCCT.FaceSubdivisionToWiresDto<TopoDS_Face>): TopoDS_Wire[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const params = [];
const step = 1 / inputs.nrDivisions;
for (let i = 0; i <= inputs.nrDivisions; i++) {
const p = step * i;
params.push(p);
}
if (inputs.removeStart) {
params.shift();
}
if (inputs.removeEnd) {
params.pop();
}
Iif (inputs.shiftHalfStep) {
const halfStep = step / 2;
params.forEach((p, i) => {
params[i] = params[i] + halfStep;
});
}
const wires: TopoDS_Wire[] = [];
for (let i = 0; i < params.length; i++) {
const param = params[i];
const placedWire = this.placeWireOnParamSurface(inputs.isU, param, uMin, uMax, vMin, vMax, surface);
wires.push(placedWire);
}
handle.delete();
return wires;
}
subdivideToRectangleWires(inputs: Inputs.OCCT.FaceSubdivideToRectangleWiresDto<TopoDS_Face>): TopoDS_Wire[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const shapesToDelete = [];
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const paramsU = [];
const stepU = (1 - inputs.offsetFromBorderU * 2) / inputs.nrRectanglesU;
const halfStepU = stepU / 2;
for (let i = 0; i < inputs.nrRectanglesU; i++) {
const pU = stepU * i + halfStepU + inputs.offsetFromBorderU;
paramsU.push(pU);
}
const paramsV = [];
const stepV = (1 - inputs.offsetFromBorderV * 2) / inputs.nrRectanglesV;
const halfStepV = stepV / 2;
for (let i = 0; i < inputs.nrRectanglesV; i++) {
const pV = stepV * i + halfStepV + inputs.offsetFromBorderV;
paramsV.push(pV);
}
// figure out actual parametric scale
const line1 = this.wiresService.createLineWire({
start: [0, 0, 0],
end: [1, 0, 0],
});
const line2 = this.wiresService.createLineWire({
start: [0, 0, 0],
end: [0, 0, 1],
});
const placedLine1 = this.wiresService.placeWire(line1, surface);
const placedLine2 = this.wiresService.placeWire(line2, surface);
const scaleX = this.wiresService.getWireLength({ shape: placedLine1 });
const scaleZ = this.wiresService.getWireLength({ shape: placedLine2 });
const scaleU = (uMax - uMin);
const scaleV = (vMax - vMin);
const wires = [];
let currentScalePatternUIndex = 0;
let currentScalePatternVIndex = 0;
let currentInclusionPatternIndex = 0;
let currentFilletPatternIndex = 0;
// potentially each rectangle can have unique fillets and scale factors due to patterns applied
// we can though optimise this by using cached rectangles to speed up the algorithm
const cachedRectangles: { id: string, shape: TopoDS_Wire }[] = [];
for (let i = 0; i < paramsU.length; i++) {
for (let j = 0; j < paramsV.length; j++) {
let scaleFromPatternU = 1;
if (inputs.scalePatternU && inputs.scalePatternU.length > 0) {
scaleFromPatternU = inputs.scalePatternU[currentScalePatternUIndex];
currentScalePatternUIndex++;
if (currentScalePatternUIndex >= inputs.scalePatternU.length) {
currentScalePatternUIndex = 0;
}
}
let scaleFromPatternV = 1;
if (inputs.scalePatternV && inputs.scalePatternV.length > 0) {
scaleFromPatternV = inputs.scalePatternV[currentScalePatternVIndex];
currentScalePatternVIndex++;
if (currentScalePatternVIndex >= inputs.scalePatternV.length) {
currentScalePatternVIndex = 0;
}
}
let include = true;
Iif (inputs.inclusionPattern && inputs.inclusionPattern.length > 0) {
include = inputs.inclusionPattern[currentInclusionPatternIndex];
currentInclusionPatternIndex++;
if (currentInclusionPatternIndex >= inputs.inclusionPattern.length) {
currentInclusionPatternIndex = 0;
}
}
let fillet = 0;
Iif (inputs.filletPattern && inputs.filletPattern.length > 0) {
fillet = inputs.filletPattern[currentFilletPatternIndex];
currentFilletPatternIndex++;
if (currentFilletPatternIndex >= inputs.filletPattern.length) {
currentFilletPatternIndex = 0;
}
}
Eif (include) {
const width = stepV * scaleFromPatternV;
const length = stepU * scaleFromPatternU;
const minForFillet = Math.min(width * scaleV * scaleX, length * scaleU * scaleZ);
if (minForFillet === width * scaleV * scaleX) {
fillet = minForFillet / 2 * fillet;
} else Eif (minForFillet === length * scaleU * scaleZ) {
fillet = minForFillet / 2 * fillet;
}
const useRec = cachedRectangles.find(r => r.id === `${width}-${length}-${fillet}`)?.shape;
const translation = [paramsV[j] * scaleV + vMin, 0, paramsU[i] * scaleU + uMin] as Base.Vector3;
if (useRec) {
const translated = this.transformsService.translate({
shape: useRec,
translation,
});
const placedRec = this.wiresService.placeWire(translated, surface);
wires.push(placedRec);
} else {
const rectangle = this.wiresService.createRectangleWire({
width,
length,
center: [0, 0, 0],
direction: [0, 1, 0],
});
Iif (fillet > 0) {
const scaleVec2 = [scaleV * scaleX, 1, scaleU * scaleZ] as Base.Vector3;
const scaledRec2 = this.transformsService.scale3d({
shape: rectangle,
center: [0, 0, 0],
scale: scaleVec2,
});
const filletRectangle = this.filletsService.fillet2d({
shape: scaledRec2,
radius: fillet,
});
const scaleVec3 = [1 / scaleX, 1, 1 / scaleZ] as Base.Vector3;
let scaledRec3 = filletRectangle;
if (!this.vectorService.vectorsTheSame(scaleVec3, [1, 1, 1], 1e-7)) {
scaledRec3 = this.transformsService.scale3d({
shape: filletRectangle,
center: [0, 0, 0],
scale: scaleVec3,
});
}
const translated = this.transformsService.translate({
shape: scaledRec3,
translation,
});
shapesToDelete.push(rectangle);
const placedRec = this.wiresService.placeWire(translated, surface);
wires.push(placedRec);
cachedRectangles.push({ id: `${width}-${length}-${fillet}`, shape: scaledRec3 });
} else {
const scaledRec = this.transformsService.scale3d({
shape: rectangle,
center: [0, 0, 0],
scale: [scaleV, 1, scaleU],
});
const translated = this.transformsService.translate({
shape: scaledRec,
translation,
});
shapesToDelete.push(rectangle);
const placedRec = this.wiresService.placeWire(translated, surface);
wires.push(placedRec);
cachedRectangles.push({ id: `${width}-${length}-${fillet}`, shape: scaledRec });
}
}
}
}
}
shapesToDelete.forEach(s => s.delete());
return wires;
}
subdivideToRectangleHoles(inputs: Inputs.OCCT.FaceSubdivideToRectangleHolesDto<TopoDS_Face>): TopoDS_Face[] {
// default should be smaller then 1 as that can't punch holes or create faces nicely.
Iif (inputs.scalePatternU === undefined) {
inputs.scalePatternU = [0.5];
}
Iif (inputs.scalePatternV === undefined) {
inputs.scalePatternV = [0.5];
}
const wires = this.subdivideToRectangleWires(inputs);
const faceWires = this.shapeGettersService.getWires({ shape: inputs.shape });
const wireLengths = this.wiresService.getWiresLengths({ shapes: faceWires });
const longestFaceWire = faceWires[wireLengths.indexOf(Math.max(...wireLengths))];
const revWires = wires.map(wire => { return this.wiresService.reversedWire({ shape: wire }); });
const listOfWires = [longestFaceWire, ...revWires];
const newFace = this.createFaceFromWiresOnFace({ wires: listOfWires, face: inputs.shape, inside: true });
// check if the normals are the same, if not reverse the face
const normalOriginal = this.faceNormalOnUV({ shape: inputs.shape, paramU: 0, paramV: 0 });
const normalNew = this.faceNormalOnUV({ shape: newFace, paramU: 0, paramV: 0 });
let shouldReverse = false;
Iif (this.vectorService.angleBetweenVectors(normalOriginal, normalNew) > 1e-7) {
shouldReverse = true;
newFace.Reverse();
}
let faces = [];
if (inputs.holesToFaces) {
faces = wires.map(wire => {
return this.createFaceFromWireOnFace({ wire, face: inputs.shape, inside: true });
});
Iif (shouldReverse) {
faces.forEach(f => f.Reverse());
}
}
wires.forEach(w => w.delete());
longestFaceWire.delete();
revWires.forEach(w => w.delete());
return [newFace, ...faces];
}
subdivideToHexagonWires(inputs: Inputs.OCCT.FaceSubdivideToHexagonWiresDto<TopoDS_Face>): TopoDS_Wire[] {
Iif (inputs.shape === undefined) {
throw new Error("Face not defined");
}
const shapesToDelete: TopoDS_Shape[] = [];
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
// Calculate parametric range
const scaleU = uMax - uMin;
const scaleV = vMax - vMin;
Iif (scaleU <= 0 || scaleV <= 0) {
console.warn("Face has zero or negative parametric range. Skipping.");
return [];
}
// Calculate target parametric dimensions and origin for the grid
const gridHeightU = scaleU * (1 - inputs.offsetFromBorderU * 2);
const gridWidthV = scaleV * (1 - inputs.offsetFromBorderV * 2);
const gridOriginU = uMin + scaleU * inputs.offsetFromBorderU;
const gridOriginV = vMin + scaleV * inputs.offsetFromBorderV;
Iif (gridHeightU <= 0 || gridWidthV <= 0) {
console.warn("Grid dimensions are zero or negative after applying offset. Skipping.");
return [];
}
// Generate hexagon grid in local 2D space (assuming X maps to V, Z maps to U)
const hex = this.base.point.hexGridScaledToFit({
width: gridWidthV,
height: gridHeightU,
nrHexagonsInHeight: inputs.nrHexagonsU,
nrHexagonsInWidth: inputs.nrHexagonsV,
centerGrid: false,
pointsOnGround: true,
flatTop: inputs.flatU,
extendTop: inputs.extendUUp,
extendBottom: inputs.extendUBottom,
extendLeft: inputs.extendVBottom,
extendRight: inputs.extendVUp,
});
// Create wires in local 2D space
const localHexWires = hex.hexagons.map(hexPoints => {
return this.wiresService.createPolygonWire({
points: hexPoints
});
});
shapesToDelete.push(...localHexWires);
// Define the translation vector to map local grid origin to parametric grid origin
const uvTranslation = [gridOriginV, 0, gridOriginU] as Base.Vector3;
// Translate wires to parametric UV space
const uvHexWires = localHexWires.map(h => {
return this.transformsService.translate({
shape: h,
translation: uvTranslation
});
});
shapesToDelete.push(...uvHexWires);
// Translate centers to parametric UV space
const uvHexCenters = this.base.point.translatePoints({
points: hex.centers,
translation: uvTranslation
});
const finalPlacedWires = [];
let currentScalePatternUIndex = 0;
let currentScalePatternVIndex = 0;
let currentInclusionPatternIndex = 0;
let currentFilletPatternIndex = 0;
// Ensure we have enough hexagons generated for the loop counts
const totalHexagons = inputs.nrHexagonsU * inputs.nrHexagonsV;
Iif (uvHexWires.length !== totalHexagons || uvHexCenters.length !== totalHexagons) {
console.error(`Generated ${uvHexWires.length} hexagons, but expected ${totalHexagons}. Check hexGridScaledToFit logic.`);
return [];
}
// Process each hexagon (scale, fillet, place)
for (let i = 0; i < inputs.nrHexagonsU; i++) {
for (let j = 0; j < inputs.nrHexagonsV; j++) {
const hexIndex = i * inputs.nrHexagonsV + j;
// Get scale/inclusion/fillet values from patterns
let scaleFromPatternU = 1;
if (inputs.scalePatternU?.length > 0) {
scaleFromPatternU = inputs.scalePatternU[currentScalePatternUIndex % inputs.scalePatternU.length];
currentScalePatternUIndex++;
}
let scaleFromPatternV = 1;
if (inputs.scalePatternV?.length > 0) {
scaleFromPatternV = inputs.scalePatternV[currentScalePatternVIndex % inputs.scalePatternV.length];
currentScalePatternVIndex++;
}
let include = true;
Iif (inputs.inclusionPattern?.length > 0) {
include = inputs.inclusionPattern[currentInclusionPatternIndex % inputs.inclusionPattern.length];
currentInclusionPatternIndex++;
}
let filletFactor = 0;
Iif (inputs.filletPattern?.length > 0) {
filletFactor = inputs.filletPattern[currentFilletPatternIndex % inputs.filletPattern.length];
currentFilletPatternIndex++;
}
Eif (include) {
const uvHexagon = uvHexWires[hexIndex];
const uvCenter = uvHexCenters[hexIndex];
let shapeToScale = uvHexagon;
// Apply Fillet (using the factor)
const filletRadius = hex.maxFilletRadius * filletFactor;
Iif (filletRadius > 1e-6) {
const filletedHex = this.filletsService.fillet2d({
shape: uvHexagon,
radius: filletRadius,
});
shapesToDelete.push(filletedHex);
shapeToScale = filletedHex;
}
// Apply Scaling (around the correct UV center)
let shapeToPlace = shapeToScale;
// Scaling vector maps to V
const scaleVec = [scaleFromPatternV, 1, scaleFromPatternU] as Base.Vector3;
if (Math.abs(scaleFromPatternU - 1.0) > 1e-6 || Math.abs(scaleFromPatternV - 1.0) > 1e-6) {
const scaledHex = this.transformsService.scale3d({
shape: shapeToScale,
center: uvCenter,
scale: scaleVec,
});
shapesToDelete.push(scaledHex);
shapeToPlace = scaledHex;
}
// Place the final processed wire onto the surface
const placedWire = this.wiresService.placeWire(shapeToPlace, surface);
finalPlacedWires.push(placedWire);
}
}
}
shapesToDelete.forEach(s => {
s.delete();
});
return finalPlacedWires;
}
subdivideToHexagonHoles(inputs: Inputs.OCCT.FaceSubdivideToHexagonHolesDto<TopoDS_Face>): TopoDS_Wire[] {
Eif (inputs.scalePatternU === undefined) {
inputs.scalePatternU = [0.5];
}
Eif (inputs.scalePatternV === undefined) {
inputs.scalePatternV = [0.5];
}
const wires = this.subdivideToHexagonWires(inputs);
const faceWires = this.shapeGettersService.getWires({ shape: inputs.shape });
const wireLengths = this.wiresService.getWiresLengths({ shapes: faceWires });
const longestFaceWire = faceWires[wireLengths.indexOf(Math.max(...wireLengths))];
const revWires = wires.map(wire => { return this.wiresService.reversedWire({ shape: wire }); });
const listOfWires = [longestFaceWire, ...revWires];
const newFace = this.createFaceFromWiresOnFace({ wires: listOfWires, face: inputs.shape, inside: true });
// check if the normals are the same, if not reverse the face
const normalOriginal = this.faceNormalOnUV({ shape: inputs.shape, paramU: 0, paramV: 0 });
const normalNew = this.faceNormalOnUV({ shape: newFace, paramU: 0, paramV: 0 });
let shouldReverse = false;
Iif (this.vectorService.angleBetweenVectors(normalOriginal, normalNew) > 1e-7) {
shouldReverse = true;
newFace.Reverse();
}
let faces = [];
if (inputs.holesToFaces) {
faces = wires.map(wire => {
return this.createFaceFromWireOnFace({ wire, face: inputs.shape, inside: true });
});
Iif (shouldReverse) {
faces.forEach(f => f.Reverse());
}
}
wires.forEach(w => w.delete());
longestFaceWire.delete();
revWires.forEach(w => w.delete());
return [newFace, ...faces];
}
subdivideToNormals(inputs: Inputs.OCCT.FaceSubdivisionDto<TopoDS_Face>): Base.Point3[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const points: Base.Point3[] = [];
const uStartRemoval = inputs.removeStartEdgeU ? 1 : 0;
const uEndRemoval = inputs.removeEndEdgeU ? 1 : 0;
const vStartRemoval = inputs.removeStartEdgeV ? 1 : 0;
const vEndRemoval = inputs.removeEndEdgeV ? 1 : 0;
for (let i = 0 + uStartRemoval; i < inputs.nrDivisionsU - uEndRemoval; i++) {
const stepU = (uMax - uMin) / (inputs.nrDivisionsU - 1);
const halfStepU = stepU / 2;
const stepsU = stepU * i;
const u = uMin + (inputs.shiftHalfStepU ? halfStepU : 0) + stepsU;
for (let j = 0 + vStartRemoval; j < inputs.nrDivisionsV - vEndRemoval; j++) {
const stepV = (vMax - vMin) / (inputs.nrDivisionsV - 1);
const halfStepV = stepV / 2;
const stepsV = stepV * j;
const v = vMin + (inputs.shiftHalfStepV ? halfStepV : 0) + stepsV;
const gpDir = this.entitiesService.gpDir([0, 1, 0]);
const gpUv = this.entitiesService.gpPnt2d([u, v]);
this.occ.GeomLib.NormEstim(handle, gpUv, 1e-7, gpDir);
// Sometimes face gets reversed and its original surface is not reversed, thus we need to adjust for such situation.
Iif (face.Orientation_1() === this.occ.TopAbs_Orientation.TopAbs_REVERSED) {
gpDir.Reverse();
}
const pt: Base.Point3 = [gpDir.X(), gpDir.Y(), gpDir.Z()];
points.push(pt);
gpDir.delete();
gpUv.delete();
}
}
handle.delete();
return points;
}
wireAlongParam(inputs: Inputs.OCCT.WireAlongParamDto<TopoDS_Face>): TopoDS_Wire {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const placedWire = this.placeWireOnParamSurface(inputs.isU, inputs.param, uMin, uMax, vMin, vMax, surface);
handle.delete();
return placedWire;
}
private placeWireOnParamSurface(isU: boolean, param: number, uMin: number, uMax: number, vMin: number, vMax: number, surface: Geom_Surface) {
let paramToUse = param;
let wire;
if (isU) {
paramToUse = uMin + (uMax - uMin) * param;
wire = this.wiresService.createLineWire({
start: [vMin, 0, paramToUse],
end: [vMax, 0, paramToUse],
});
} else {
paramToUse = vMin + (vMax - vMin) * param;
wire = this.wiresService.createLineWire({
start: [paramToUse, 0, uMin],
end: [paramToUse, 0, uMax],
});
}
const placedWire = this.wiresService.placeWire(wire, surface);
wire.delete();
return placedWire;
}
wiresAlongParams(inputs: Inputs.OCCT.WiresAlongParamsDto<TopoDS_Face>): TopoDS_Wire[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const wires: TopoDS_Wire[] = [];
for (let i = 0; i < inputs.params.length; i++) {
const param = inputs.params[i];
const placedWire = this.placeWireOnParamSurface(inputs.isU, param, uMin, uMax, vMin, vMax, surface);
wires.push(placedWire);
}
handle.delete();
return wires;
}
subdivideToPointsOnParam(inputs: Inputs.OCCT.FaceLinearSubdivisionDto<TopoDS_Face>): Base.Point3[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const points: Base.Point3[] = [];
const removeStart = inputs.removeStartPoint ? 1 : 0;
const removeEnd = inputs.removeEndPoint ? 1 : 0;
let param = inputs.param;
if (inputs.isU) {
param = uMin + (uMax - uMin) * param;
} else {
param = vMin + (vMax - vMin) * param;
}
for (let j = 0 + removeStart; j < inputs.nrPoints - removeEnd; j++) {
let p;
if (inputs.isU) {
const stepV = (vMax - vMin) / (inputs.nrPoints - 1);
const halfStepV = stepV / 2;
const stepsV = stepV * j;
p = vMin + (inputs.shiftHalfStep ? halfStepV : 0) + stepsV;
} else {
const stepU = (uMax - uMin) / (inputs.nrPoints - 1);
const halfStepU = stepU / 2;
const stepsU = stepU * j;
p = uMin + (inputs.shiftHalfStep ? halfStepU : 0) + stepsU;
}
const gpPnt = this.entitiesService.gpPnt([0, 0, 0]);
if (inputs.isU) {
surface.D0(param, p, gpPnt);
} else {
surface.D0(p, param, gpPnt);
}
const pt: Base.Point3 = [gpPnt.X(), gpPnt.Y(), gpPnt.Z()];
points.push(pt);
gpPnt.delete();
}
handle.delete();
return points;
}
subdivideToUVOnParam(inputs: Inputs.OCCT.FaceLinearSubdivisionDto<TopoDS_Face>): Base.Point2[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const uvs: Base.Point2[] = [];
const removeStart = inputs.removeStartPoint ? 1 : 0;
const removeEnd = inputs.removeEndPoint ? 1 : 0;
let param = inputs.param;
if (inputs.isU) {
param = uMin + (uMax - uMin) * param;
} else {
param = vMin + (vMax - vMin) * param;
}
for (let j = 0 + removeStart; j < inputs.nrPoints - removeEnd; j++) {
let p;
if (inputs.isU) {
const stepV = (vMax - vMin) / (inputs.nrPoints - 1);
const halfStepV = stepV / 2;
const stepsV = stepV * j;
p = vMin + (inputs.shiftHalfStep ? halfStepV : 0) + stepsV;
} else {
const stepU = (uMax - uMin) / (inputs.nrPoints - 1);
const halfStepU = stepU / 2;
const stepsU = stepU * j;
p = uMin + (inputs.shiftHalfStep ? halfStepU : 0) + stepsU;
}
let uv;
if (inputs.isU) {
uv = [param, p];
} else {
uv = [p, param];
}
uvs.push(uv);
}
return uvs;
}
subdivideToUV(inputs: Inputs.OCCT.FaceSubdivisionDto<TopoDS_Face>): Base.Point2[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const uvs: Base.Point2[] = [];
const uStartRemoval = inputs.removeStartEdgeU ? 1 : 0;
const uEndRemoval = inputs.removeEndEdgeU ? 1 : 0;
const vStartRemoval = inputs.removeStartEdgeV ? 1 : 0;
const vEndRemoval = inputs.removeEndEdgeV ? 1 : 0;
for (let i = 0 + uStartRemoval; i < inputs.nrDivisionsU - uEndRemoval; i++) {
const stepU = (uMax - uMin) / (inputs.nrDivisionsU - 1);
const halfStepU = stepU / 2;
const stepsU = stepU * i;
const u = uMin + (inputs.shiftHalfStepU ? halfStepU : 0) + stepsU;
for (let j = 0 + vStartRemoval; j < inputs.nrDivisionsV - vEndRemoval; j++) {
const stepV = (vMax - vMin) / (inputs.nrDivisionsV - 1);
const halfStepV = stepV / 2;
const stepsV = stepV * j;
const v = vMin + (inputs.shiftHalfStepV ? halfStepV : 0) + stepsV;
uvs.push([u, v]);
}
}
return uvs;
}
uvOnFace(inputs: Inputs.OCCT.DataOnUVDto<TopoDS_Face>): Base.Point2 {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const u = uMin + (uMax - uMin) * inputs.paramU;
const v = vMin + (vMax - vMin) * inputs.paramV;
return [u, v];
}
pointsOnUVs(inputs: Inputs.OCCT.DataOnUVsDto<TopoDS_Face>): Base.Point3[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const pts: Base.Point3[] = inputs.paramsUV.map(uv => {
const u = uMin + (uMax - uMin) * uv[0];
const v = vMin + (vMax - vMin) * uv[1];
const gpPnt = this.entitiesService.gpPnt([0, 0, 0]);
surface.D0(u, v, gpPnt);
const pt: Base.Point3 = [gpPnt.X(), gpPnt.Y(), gpPnt.Z()];
gpPnt.delete();
return pt;
});
return pts;
}
normalsOnUVs(inputs: Inputs.OCCT.DataOnUVsDto<TopoDS_Face>): Base.Vector3[] {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const nrmls: Base.Vector3[] = inputs.paramsUV.map(uv => {
const u = uMin + (uMax - uMin) * uv[0];
const v = vMin + (vMax - vMin) * uv[1];
const gpDir = this.entitiesService.gpDir([0, 1, 0]);
this.occ.GeomLib.NormEstim(handle, this.entitiesService.gpPnt2d([u, v]), 1e-7, gpDir);
const pt = [gpDir.X(), gpDir.Y(), gpDir.Z()];
gpDir.delete();
return pt as Base.Vector3;
});
handle.delete();
return nrmls;
}
pointOnUV(inputs: Inputs.OCCT.DataOnUVDto<TopoDS_Face>): Base.Point3 {
Iif (inputs.shape === undefined) {
throw (Error(("Face not defined")));
}
const face = inputs.shape;
const handle = this.occ.BRep_Tool.Surface_2(face);
const surface = handle.get();
if (surface) {
const { uMin, uMax, vMin, vMax } = this.getUVBounds(face);
const u = uMin + (uMax - uMin) * inputs.paramU;
const v = vMin + (vMax - vMin) * inputs.paramV;
const gpPnt = this.entitiesService.gpPnt([0, 0, 0]);
surface.D0(u, v, gpPnt);
const pt: Base.Point3 = [gpPnt.X(), gpPnt.Y(), gpPnt.Z()];
gpPnt.delete();
handle.delete();
return pt;
} else E{
return undefined;
}
}
normalOnUV(inputs: Inputs.OCCT.DataOnUVDto<TopoDS_Face>): Base.Vector3 {
return this.faceNormalOnUV(inputs);
}
createPolygonFace(inputs: Inputs.OCCT.PolygonDto) {
const wire = this.wiresService.createPolygonWire(inputs);
const result = this.entitiesService.bRepBuilderAPIMakeFaceFromWire(wire, false);
wire.delete();
return result;
}
}
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