field.py 文件源码

def get_raster_matrixs(self, size):
        points = sorted(self.submachine.get_raster_points(), key=cmp_to_key(compare_raster_point))
        step = self.submachine.stepsize
        margin = 5
        mat = [
            [[x, y, 0]
             for x in np.linspace(size[0] - margin * step[0], size[1] + margin * step[0], (size[1] - size[0]
                                                                                           ) / step[0] + 1 + 2 * margin)
             ]
            for y in np.linspace(size[2] - margin * step[1], size[3] + margin * step[1], (size[3] - size[2]
                                                                                          ) / step[1] + 1 + 2 * margin)
        ]
        for p in points:
            i = int(p[1] / step[1] - size[2] / step[1]) + margin
            j = int(p[0] / step[0] - size[0] / step[0]) + margin
            mat[i][j] = p
        return mat