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Diffstat (limited to 'source/blender/blenlib/BLI_voxel.h')
-rw-r--r-- | source/blender/blenlib/BLI_voxel.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_voxel.h b/source/blender/blenlib/BLI_voxel.h new file mode 100644 index 00000000000..091d8e3682d --- /dev/null +++ b/source/blender/blenlib/BLI_voxel.h @@ -0,0 +1,40 @@ +/** + * + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): Matt Ebb, Raul Fernandez Hernandez (Farsthary). + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifndef BLI_VOXEL_H +#define BLI_VOXEL_H + +/* find the index number of a voxel, given x/y/z integer coords and resolution vector */ +#define V_I(x, y, z, res) ( (z)*(res)[1]*(res)[0] + (y)*(res)[0] + (x) ) + +/* all input coordinates must be in bounding box 0.0 - 1.0 */ +float voxel_sample_nearest(float *data, int *res, float *co); +float voxel_sample_trilinear(float *data, int *res, float *co); +float voxel_sample_tricubic(float *data, int *res, float *co); + +#endif /* BLI_VOXEL_H */
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