86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2011 by Bastien Montagne.
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* All rights reserved.
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*/
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/** \file
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* \ingroup modifiers
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*/
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#ifndef __MOD_WEIGHTVG_UTIL_H__
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#define __MOD_WEIGHTVG_UTIL_H__
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struct CurveMapping;
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struct MDeformVert;
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struct MDeformWeight;
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struct Mesh;
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struct ModifierEvalContext;
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struct Object;
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struct RNG;
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struct Scene;
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struct Tex;
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/*
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* XXX I'd like to make modified weights visible in WeightPaint mode,
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* but couldn't figure a way to do this...
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* Maybe this will need changes in mesh_calc_modifiers?
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* Or the WeightPaint mode code itself?
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*/
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/**************************************
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* Util functions. *
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**************************************/
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/* We cannot divide by zero (what a surprise...).
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* So if -MOD_WEIGHTVGROUP_DIVMODE_ZEROFLOOR < weightf < MOD_WEIGHTVGROUP_DIVMODE_ZEROFLOOR,
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* we clamp weightf to this value (or its negative version).
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* Also used to avoid null power factor.
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*/
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#define MOD_WVG_ZEROFLOOR 1.0e-32f
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void weightvg_do_map(
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int num, float *new_w, short mode, struct CurveMapping *cmap, struct RNG *rng);
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void weightvg_do_mask(const ModifierEvalContext *ctx,
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const int num,
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const int *indices,
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float *org_w,
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const float *new_w,
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Object *ob,
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struct Mesh *mesh,
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const float fact,
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const char defgrp_name[MAX_VGROUP_NAME],
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struct Scene *scene,
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Tex *texture,
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const int tex_use_channel,
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const int tex_mapping,
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Object *tex_map_object,
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const char *tex_uvlayer_name);
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void weightvg_update_vg(struct MDeformVert *dvert,
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int defgrp_idx,
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struct MDeformWeight **dws,
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int num,
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const int *indices,
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const float *weights,
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const bool do_add,
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const float add_thresh,
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const bool do_rem,
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const float rem_thresh);
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#endif /* __MOD_WEIGHTVG_UTIL_H__ */
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