surfacemeasure_plg.py 文件源码

python
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项目:imagepy 作者: Image-Py 项目源码 文件源码
def run(self, ips, snap, img, para = None):
        ips.lut = self.buflut
        k, unit = ips.unit
        lev, ds, step = para['thr'], para['ds'], para['step']
        scube = np.cumprod(ips.imgs.shape)[-1] * k**3
        sfront = (ips.imgs[::ds,::ds,::ds]>lev).sum() * ds ** 3 * k**3
        sback = scube - sfront
        print(scube, sfront, sback)
        vts, fs, ns, cs =  marching_cubes_lewiner(ips.imgs[::ds,::ds,::ds], lev, step_size=step)
        area = mesh_surface_area(vts, fs) * (ds**2 * k **2)
        rst = [round(i,3) for i in [scube, sfront, sback, sfront/scube, area, area/sfront]]
        titles = ['Cube Volume', 'Volume', 'Blank', 'Volume/Cube', 'Surface', 'Volume/Surface']
        IPy.table('Volume Measure', [rst], cols=titles)
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