BLI_voxel.h

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/* SPDX-FileCopyrightText: 2001-2002 NaN Holding BV. All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once


#define BLI_VOXEL_INDEX(x, y, z, res) \
  ((int64_t)(x) + (int64_t)(y) * (int64_t)(res)[0] + \
   (int64_t)(z) * (int64_t)(res)[0] * (int64_t)(res)[1])
 
/* All input coordinates must be in bounding box 0.0 - 1.0. */
 
float BLI_voxel_sample_trilinear(const float *data, const int res[3], const float co[3]);