added from right handed option to saveShapeStep

Author: matas-bitbybit-dev

packages/dev/occt-worker/lib/api/occt/shapes/face.ts

@@ -40,7 +40,7 @@ export class OCCTFace {
      * @shortname faces from wires on face
      * @drawable true
      */
-    createFacesFromWiresOnFace(inputs: Inputs.OCCT.FacesFromWiresOnFaceDto<Inputs.OCCT.TopoDSWirePointer, Inputs.OCCT.TopoDSFacePointer>): Promise<Inputs.OCCT.TopoDSFacePointer> {
+    createFacesFromWiresOnFace(inputs: Inputs.OCCT.FacesFromWiresOnFaceDto<Inputs.OCCT.TopoDSWirePointer, Inputs.OCCT.TopoDSFacePointer>): Promise<Inputs.OCCT.TopoDSFacePointer[]> {
         return this.occWorkerManager.genericCallToWorkerPromise("shapes.face.createFacesFromWiresOnFace", inputs);
     }
 

packages/dev/occt/lib/api/inputs/occ-inputs.ts

@@ -5508,6 +5508,12 @@ export namespace OCCT {
          * @default false
          */
         adjustYtoZ = false;
+        /**
+         * Will assume that the shape is created in right handed coordinate system environment
+         * and will compensate by not mirroring the shape along z axis
+         * @default false
+         */
+        fromRightHanded? = false;
         /**
          * Will attempt to downlaod the file if that is possible
          * @default true

packages/dev/occt/lib/occ-helper.ts

@@ -56,7 +56,7 @@ export class OccHelper {
         public readonly shapesHelperService: ShapesHelperService,
         public readonly occ: OpenCascadeInstance,
     ) {
-
+        this.base = new BaseBitByBit();
         this.occRefReturns = new OCCReferencedReturns(occ);
         this.iteratorService = new IteratorService(occ);
         this.enumService = new EnumService(occ);

packages/dev/occt/lib/services/io.ts

@@ -15,10 +15,14 @@ export class OCCTIO {
         let adjustedShape;
         if (inputs.adjustYtoZ) {
             const rotatedShape = this.och.transformsService.rotate({ shape: inputs.shape, axis: [1, 0, 0], angle: -90 });
-            adjustedShape = this.och.transformsService.mirrorAlongNormal(
-                { shape: rotatedShape, origin: [0, 0, 0], normal: [0, 0, 1] }
-            );
-            rotatedShape.delete();
+            if (inputs.fromRightHanded) {
+                adjustedShape = rotatedShape;
+            } else {
+                adjustedShape = this.och.transformsService.mirrorAlongNormal(
+                    { shape: rotatedShape, origin: [0, 0, 0], normal: [0, 0, 1] }
+                );
+                rotatedShape.delete();
+            }
         }
         const fileName = "x";
         const writer = new this.occ.STEPControl_Writer_1();
@@ -115,7 +119,7 @@ export class OCCTIO {
         if (incrementalMeshBuilder) {
             incrementalMeshBuilder.Delete();
         }
-        
+
         return result;
     }