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/*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2011 by Bastien Montagne.
* All rights reserved.
*/
/** \file
* \ingroup modifiers
*/
#pragma once
struct CurveMapping;
struct MDeformVert;
struct MDeformWeight;
struct Mesh;
struct ModifierEvalContext;
struct Object;
struct PointerRNA;
struct RNG;
struct Scene;
struct Tex;
struct uiLayout;
/*
* XXX I'd like to make modified weights visible in WeightPaint mode,
* but couldn't figure a way to do this...
* Maybe this will need changes in mesh_calc_modifiers?
* Or the WeightPaint mode code itself?
*/
/**************************************
* Util functions. *
**************************************/
/* We cannot divide by zero (what a surprise...).
* So if -MOD_WEIGHTVGROUP_DIVMODE_ZEROFLOOR < weightf < MOD_WEIGHTVGROUP_DIVMODE_ZEROFLOOR,
* we clamp weightf to this value (or its negative version).
* Also used to avoid null power factor.
*/
#define MOD_WVG_ZEROFLOOR 1.0e-32f
void weightvg_do_map(int num,
float *new_w,
short mode,
const bool do_invert,
struct CurveMapping *cmap,
struct RNG *rng);
void weightvg_do_mask(const ModifierEvalContext *ctx,
const int num,
const int *indices,
float *org_w,
const float *new_w,
Object *ob,
struct Mesh *mesh,
const float fact,
const char defgrp_name[MAX_VGROUP_NAME],
struct Scene *scene,
Tex *texture,
const int tex_use_channel,
const int tex_mapping,
Object *tex_map_object,
const char *text_map_bone,
const char *tex_uvlayer_name,
const bool invert_vgroup_mask);
void weightvg_update_vg(struct MDeformVert *dvert,
int defgrp_idx,
struct MDeformWeight **dws,
int num,
const int *indices,
const float *weights,
const bool do_add,
const float add_thresh,
const bool do_rem,
const float rem_thresh,
const bool do_normalize);
void weightvg_ui_common(const bContext *C, PointerRNA *ob_ptr, PointerRNA *ptr, uiLayout *layout);
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