def normalToIsophoteFile(normal_file, scene_file, L1=np.array([-0.5, 0.5, 0.2]), L2=np.array([0.5, 0.5, 0.2])):
N_32F, A_8U = loadNormal(normal_file)
silhoutte_curve, S_8U = silhoutteCurve(A_8U)
silhoutte_curve.setNormalImage(N_32F)
I1_32F, isophotes1 = computeIsophoteCurves(N_32F, L1, S_8U)
I2_32F, isophotes2 = computeIsophoteCurves(N_32F, L2, S_8U)
isophote_curves = []
isophote_curves.extend(isophotes1)
isophote_curves.extend(isophotes2)
isophote_mesh = IsophoteMesh(silhoutte_curve, isophote_curves)
scene = Scene(isophote_mesh, normal_file)
saveSceneData(scene_file, scene)
def alphaImage(self):
if self._alpha_image is None:
self._normal_image, self._alpha_image = loadNormal(self._normal_image_file)
return self._alpha_image
