INNER CODE UNIT · Python

height

muskie82/MonoGS · gui/gui_utils.py:123

        height = int(width * img.shape[1] / img.shape[2])
        # img is 3xHxW
        img = torch.nn.functional.interpolate(
            img.unsqueeze(0), size=(height, width), mode="bilinear", align_corners=False
        )
        return img.squeeze(0)

    def get_covariance(self, scaling_modifier=1):
        return self.build_covariance_from_scaling_rotation(
            self.get_scaling, scaling_modifier, self._rotation
        )

    def build_covariance_from_scaling_rotation(
        self, scaling, scaling_modifier, rotation
    ):
        L = build_scaling_rotation(scaling_modifier * scaling, rotation)
        actual_covariance = L @ L.transpose(1, 2)
        symm = strip_symmetric(actual_covariance)

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