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Diffstat (limited to 'source/blender/render/intern/include/volumetric.h')
-rw-r--r-- | source/blender/render/intern/include/volumetric.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/source/blender/render/intern/include/volumetric.h b/source/blender/render/intern/include/volumetric.h new file mode 100644 index 00000000000..40d79e8d173 --- /dev/null +++ b/source/blender/render/intern/include/volumetric.h @@ -0,0 +1,47 @@ +/** + * + * ***** 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. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +float vol_get_stepsize(struct ShadeInput *shi, int context); +float vol_get_density(struct ShadeInput *shi, float *co); +void vol_get_scattering(ShadeInput *shi, float *scatter, float *co, float stepsize, float density); + +void shade_volume_outside(ShadeInput *shi, ShadeResult *shr); +void shade_volume_inside(ShadeInput *shi, ShadeResult *shr); +void shade_volume_shadow(struct ShadeInput *shi, struct ShadeResult *shr, struct Isect *last_is); + +#define STEPSIZE_VIEW 0 +#define STEPSIZE_SHADE 1 + +#define VOL_IS_BACKFACE 1 +#define VOL_IS_SAMEMATERIAL 2 + +#define VOL_BOUNDS_DEPTH 0 +#define VOL_BOUNDS_SS 1 + +#define VOL_SHADE_OUTSIDE 0 +#define VOL_SHADE_INSIDE 1
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