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/*
* ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2017, Blender Foundation
* This is a new part of Blender
*
* Contributor(s): Antonio Vazquez
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/modifiers/intern/MOD_gpencil_util.c
* \ingroup bke
*/
#include <stdio.h>
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_utildefines.h"
#include "BLI_math_vector.h"
#include "BLI_math_color.h"
#include "BLI_rand.h"
#include "DNA_meshdata_types.h"
#include "DNA_scene_types.h"
#include "DNA_object_types.h"
#include "DNA_gpencil_types.h"
#include "DNA_gpencil_modifier_types.h"
#include "BKE_global.h"
#include "BKE_object.h"
#include "BKE_lattice.h"
#include "BKE_material.h"
#include "BKE_gpencil.h"
#include "BKE_gpencil_modifier.h"
#include "BKE_colortools.h"
#include "MOD_gpencil_modifiertypes.h"
#include "MOD_gpencil_util.h"
void gpencil_modifier_type_init(GpencilModifierTypeInfo *types[])
{
#define INIT_GP_TYPE(typeName) (types[eGpencilModifierType_##typeName] = &modifierType_Gpencil_##typeName)
INIT_GP_TYPE(Noise);
INIT_GP_TYPE(Subdiv);
INIT_GP_TYPE(Simplify);
INIT_GP_TYPE(Thick);
INIT_GP_TYPE(Tint);
INIT_GP_TYPE(Color);
INIT_GP_TYPE(Instance);
INIT_GP_TYPE(Build);
INIT_GP_TYPE(Opacity);
INIT_GP_TYPE(Lattice);
INIT_GP_TYPE(Mirror);
INIT_GP_TYPE(Smooth);
INIT_GP_TYPE(Hook);
INIT_GP_TYPE(Offset);
#undef INIT_GP_TYPE
}
/* verify if valid layer and pass index */
bool is_stroke_affected_by_modifier(
Object *ob, char *mlayername, int mpassindex, int minpoints,
bGPDlayer *gpl, bGPDstroke *gps, bool inv1, bool inv2)
{
MaterialGPencilStyle *gp_style = BKE_material_gpencil_settings_get(ob, gps->mat_nr + 1);
/* omit if filter by layer */
if (mlayername[0] != '\0') {
if (inv1 == false) {
if (!STREQ(mlayername, gpl->info)) {
return false;
}
}
else {
if (STREQ(mlayername, gpl->info)) {
return false;
}
}
}
/* verify pass */
if (mpassindex > 0) {
if (inv2 == false) {
if (gp_style->index != mpassindex) {
return false;
}
}
else {
if (gp_style->index == mpassindex) {
return false;
}
}
}
/* need to have a minimum number of points */
if ((minpoints > 0) && (gps->totpoints < minpoints)) {
return false;
}
return true;
}
/* verify if valid vertex group *and return weight */
float get_modifier_point_weight(MDeformVert *dvert, int inverse, int vindex)
{
float weight = 1.0f;
if (vindex >= 0) {
weight = BKE_gpencil_vgroup_use_index(dvert, vindex);
if ((weight >= 0.0f) && (inverse == 1)) {
return -1.0f;
}
if ((weight < 0.0f) && (inverse == 0)) {
return -1.0f;
}
/* if inverse, weight is always 1 */
if ((weight < 0.0f) && (inverse == 1)) {
return 1.0f;
}
}
return weight;
}
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