public static double[] GetKnotsV(MFnNurbsSurface mayaSurface) { MDoubleArray knotV = new MDoubleArray(); mayaSurface.getKnotsInV(knotV); return(knotV.ToArray()); }
internal static Surface mNurbsSurfaceToDynamoSurface(MFnNurbsSurface surface, MSpace.Space space) { MPointArray cvs = new MPointArray(); surface.getCVs(cvs, space); MDoubleArray knotU = new MDoubleArray(); MDoubleArray knotV = new MDoubleArray(); surface.getKnotsInU(knotU); surface.getKnotsInV(knotV); double Us = knotU[0], Ue = knotU[knotU.Count - 1], Vs = knotV[0], Ve = knotV[knotV.Count - 1]; //surface.getKnotDomain(ref Us, ref Ue, ref Vs, ref Ve); knotU.insert(Us, 0); knotU.Add(Ue); knotV.insert(Vs, 0); knotV.Add(Ve); int cvUct = surface.numCVsInU; int cvVct = surface.numCVsInV; int uDeg = surface.degreeU; int vDeg = surface.degreeV; Point[][] ctrlPts = new Point[cvUct][]; double[][] weights = new double[cvUct][]; for (int i = 0; i < cvUct; i++) { ctrlPts[i] = new Point[cvVct]; weights[i] = new double[cvVct]; for (int j = 0; j < cvVct; j++) { weights[i][j] = 1; if (MGlobal.isZAxisUp) { ctrlPts[i][j] = Point.ByCoordinates(cvs[(i * cvVct) + j].x, cvs[(i * cvVct) + j].y, cvs[(i * cvVct) + j].z); } else { ctrlPts[i][j] = Point.ByCoordinates(cvs[(i * cvVct) + j].x, -cvs[(i * cvVct) + j].z, cvs[(i * cvVct) + j].y); } } } //Surface result = NurbsSurface.ByControlPoints(ctrlPts, uDeg, vDeg); Surface result = NurbsSurface.ByControlPointsWeightsKnots(ctrlPts, weights, knotU.ToArray(), knotV.ToArray(), uDeg, vDeg); return(result); }