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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | 1x 1x 1x 1x 1x 1x 32x 51x 1x 1x 1x 1x 4x 1x 3x 1x 19x 8x 8x 8x 8x 8x 8x 4x 4x 3x 3x 3x 75x 75x 75x 75x 75x 29x 75x 9x 75x 12x 75x 75x 3x 3x 1x 55x 55x 55x 55x 55x 1x 1x 5x 1x 3x 10x 10x 10x 10x 10x 10x 10x 1x 3x 1x | import { OpenCascadeInstance, TopoDS_Face, TopoDS_Shape, TopoDS_Shell, TopoDS_Solid } from "../../../bitbybit-dev-occt/bitbybit-dev-occt";
import * as Inputs from "../../api/inputs/inputs";
import { Base } from "../../api/inputs/base-inputs";
import { ShapeGettersService } from "./shape-getters";
import { FacesService } from "./faces.service";
import { EntitiesService } from "./entities.service";
import { EnumService } from "./enum.service";
import { ConverterService } from "./converter.service";
import { TransformsService } from "./transforms.service";
export class SolidsService {
constructor(
private readonly occ: OpenCascadeInstance,
private readonly shapeGettersService: ShapeGettersService,
private readonly facesService: FacesService,
private readonly enumService: EnumService,
private readonly entitiesService: EntitiesService,
private readonly converterService: ConverterService,
private readonly transformsService: TransformsService,
) { }
fromClosedShell(inputs: Inputs.OCCT.ShapeDto<TopoDS_Shell>): TopoDS_Solid {
const shell = this.converterService.getActualTypeOfShape(inputs.shape);
const builder = new this.occ.BRepBuilderAPI_MakeSolid_3(shell);
const result = builder.Solid();
builder.delete();
shell.delete();
return result;
}
createBox(inputs: Inputs.OCCT.BoxDto): TopoDS_Solid {
return this.entitiesService.bRepPrimAPIMakeBox(inputs.width, inputs.length, inputs.height, inputs.center);
}
createCube(inputs: Inputs.OCCT.CubeDto): TopoDS_Solid {
return this.entitiesService.bRepPrimAPIMakeBox(inputs.size, inputs.size, inputs.size, inputs.center);
}
createBoxFromCorner(inputs: Inputs.OCCT.BoxFromCornerDto): TopoDS_Solid {
const box = this.entitiesService.bRepPrimAPIMakeBox(inputs.width, inputs.length, inputs.height, inputs.corner);
const cornerBox = this.transformsService.translate({ shape: box, translation: [inputs.width / 2, inputs.height / 2, inputs.length / 2] });
box.delete();
return cornerBox;
}
createCylinder(inputs: Inputs.OCCT.CylinderDto): TopoDS_Solid {
return this.entitiesService.bRepPrimAPIMakeCylinder(
inputs.center,
inputs.direction ? inputs.direction : [0., 1., 0.],
inputs.radius,
inputs.height
);
}
createCylindersOnLines(inputs: Inputs.OCCT.CylindersOnLinesDto): TopoDS_Solid[] {
const cylinders = inputs.lines.map(line => {
return this.entitiesService.bRepPrimAPIMakeCylinderBetweenPoints(
line.start,
line.end,
inputs.radius,
);
});
return cylinders;
}
createSphere(inputs: Inputs.OCCT.SphereDto): TopoDS_Shape {
return this.entitiesService.bRepPrimAPIMakeSphere(inputs.center, [0., 0., 1.], inputs.radius);
}
createCone(inputs: Inputs.OCCT.ConeDto): TopoDS_Shape {
const ax = this.entitiesService.gpAx2(inputs.center, inputs.direction);
const makeCone = new this.occ.BRepPrimAPI_MakeCone_4(ax, inputs.radius1, inputs.radius2, inputs.height, inputs.angle);
const coneShape = makeCone.Shape();
makeCone.delete();
ax.delete();
return coneShape;
}
filterSolidPoints(inputs: Inputs.OCCT.FilterSolidPointsDto<TopoDS_Face>): Base.Point3[] {
const points = [];
if (inputs.points.length > 0) {
const classifier = new this.occ.BRepClass3d_SolidClassifier_1();
classifier.Load(inputs.shape);
inputs.points.forEach(pt => {
const gpPnt = this.entitiesService.gpPnt(pt);
classifier.Perform(gpPnt, inputs.tolerance);
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 [];
}
}
getSolidVolume(inputs: Inputs.OCCT.ShapeDto<TopoDS_Solid>): number {
const gprops = new this.occ.GProp_GProps_1();
this.occ.BRepGProp.VolumeProperties_1(inputs.shape, gprops, true, false, false);
const vol = gprops.Mass();
gprops.delete();
return vol;
}
getSolidSurfaceArea(inputs: Inputs.OCCT.ShapeDto<TopoDS_Solid>): number {
const faces = this.shapeGettersService.getFaces(inputs);
const faceAreas = this.facesService.getFacesAreas({ shapes: faces });
return faceAreas.reduce((p, c) => p + c, 0);
}
getSolidsVolumes(inputs: Inputs.OCCT.ShapesDto<TopoDS_Solid>): number[] {
Iif (inputs.shapes === undefined) {
throw (Error(("Shapes are not defined")));
}
return inputs.shapes.map(s => this.getSolidVolume({ shape: s }));
}
getSolidCenterOfMass(inputs: Inputs.OCCT.ShapeDto<TopoDS_Solid>): Base.Point3 {
const gprops = new this.occ.GProp_GProps_1();
this.occ.BRepGProp.VolumeProperties_1(inputs.shape, gprops, true, false, false);
const gppnt = gprops.CentreOfMass();
const pt: Base.Point3 = [gppnt.X(), gppnt.Y(), gppnt.Z()];
gprops.delete();
gppnt.delete();
return pt;
}
getSolidsCentersOfMass(inputs: Inputs.OCCT.ShapesDto<TopoDS_Solid>): Base.Point3[] {
Iif (inputs.shapes === undefined) {
throw (Error(("Shapes are not defined")));
}
return inputs.shapes.map(s => this.getSolidCenterOfMass({ shape: s }));
}
getSolids(inputs: Inputs.OCCT.ShapeDto<TopoDS_Shape>): TopoDS_Solid[] {
return this.shapeGettersService.getSolids(inputs);
}
}
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