Example #1
0
 def _getCentroid(self):
     Cy=0.
     Cx1,Cz,A1=miscTools.polyCentroid(self.sideProfile_X,self.sideProfile_Y)
     Cx2,Cy2,A2=miscTools.polyCentroid(self.topProfile_X,self.topProfile_Y)
     A1=numpy.abs(A1)
     A2=numpy.abs(2.*A2)
     Cx=(A1*Cx1+A2*Cx2)/(A1+A2)
     self.centroid=numpy.array([Cx,Cy,Cz])
Example #2
0
 def _getCentroid(self):
     xLE=self.segCoords[0]
     yLE=self.segCoords[1]
     xTE=xLE+self.chords[::-1]
     yTE=yLE
     x=numpy.concatenate((xLE,xTE[::-1]))
     y=numpy.concatenate((yLE,yTE[::-1]))
     Cx,Cy,A=miscTools.polyCentroid(x,y)
     b=numpy.cumsum(self.segmentSpans)
     Cz=0.0
     i=find(b>Cy)[0]-1
     R=(Cy-b[i])/(b[i+1]-b[i])
     Cz=R*self.segCoords[2][i]+(1.-R)*self.segCoords[2][i+1]
     if self.vertical:
         self.centroid = numpy.array([Cx,0.0,Cy+self.aapex[2]])
     else:
         self.centroid=numpy.array([Cx,Cy,Cz])