And this is the flag section:
function HenXoma(flag, xmax, ymax, edgeA, edgeB, edgeC, edgeD, cohesion, phiDegs, unitWeight)%
if (flag == 0)
dlorg(xmax, ymax, edgeA, edgeB, edgeC, edgeD, cohesion, phiDegs, unitWeight);
else if (flag ==1)
HenXoma(flag, xmax, ymax, edgeA, edgeB, edgeC, edgeD, cohesion, phiDegs, unitWeight)