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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2017 Blender Foundation. */
/** \file
* \ingroup modifiers
*/
#include <stdio.h>
#include <string.h> /* For #MEMCPY_STRUCT_AFTER. */
#include "BLI_listbase.h"
#include "BLI_utildefines.h"
#include "BLT_translation.h"
#include "DNA_defaults.h"
#include "DNA_gpencil_modifier_types.h"
#include "DNA_gpencil_types.h"
#include "DNA_object_types.h"
#include "DNA_screen_types.h"
#include "BKE_context.h"
#include "BKE_gpencil_geom.h"
#include "BKE_gpencil_modifier.h"
#include "BKE_lib_query.h"
#include "BKE_modifier.h"
#include "BKE_screen.h"
#include "DEG_depsgraph.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "MOD_gpencil_modifiertypes.h"
#include "MOD_gpencil_ui_common.h"
#include "MOD_gpencil_util.h"
static void initData(GpencilModifierData *md)
{
SubdivGpencilModifierData *gpmd = (SubdivGpencilModifierData *)md;
BLI_assert(MEMCMP_STRUCT_AFTER_IS_ZERO(gpmd, modifier));
MEMCPY_STRUCT_AFTER(gpmd, DNA_struct_default_get(SubdivGpencilModifierData), modifier);
}
static void copyData(const GpencilModifierData *md, GpencilModifierData *target)
{
BKE_gpencil_modifier_copydata_generic(md, target);
}
/* subdivide stroke to get more control points */
static void deformStroke(GpencilModifierData *md,
Depsgraph *UNUSED(depsgraph),
Object *ob,
bGPDlayer *gpl,
bGPDframe *UNUSED(gpf),
bGPDstroke *gps)
{
SubdivGpencilModifierData *mmd = (SubdivGpencilModifierData *)md;
bGPdata *gpd = ob->data;
if (!is_stroke_affected_by_modifier(ob,
mmd->layername,
mmd->material,
mmd->pass_index,
mmd->layer_pass,
2,
gpl,
gps,
mmd->flag & GP_SUBDIV_INVERT_LAYER,
mmd->flag & GP_SUBDIV_INVERT_PASS,
mmd->flag & GP_SUBDIV_INVERT_LAYERPASS,
mmd->flag & GP_SUBDIV_INVERT_MATERIAL)) {
return;
}
/* For strokes with less than 3 points, only the Simple Subdivision makes sense. */
short type = gps->totpoints < 3 ? GP_SUBDIV_SIMPLE : mmd->type;
BKE_gpencil_stroke_subdivide(gpd, gps, mmd->level, type);
}
static void bakeModifier(struct Main *UNUSED(bmain),
Depsgraph *depsgraph,
GpencilModifierData *md,
Object *ob)
{
generic_bake_deform_stroke(depsgraph, md, ob, false, deformStroke);
}
static void foreachIDLink(GpencilModifierData *md, Object *ob, IDWalkFunc walk, void *userData)
{
SubdivGpencilModifierData *mmd = (SubdivGpencilModifierData *)md;
walk(userData, ob, (ID **)&mmd->material, IDWALK_CB_USER);
}
static void panel_draw(const bContext *UNUSED(C), Panel *panel)
{
uiLayout *layout = panel->layout;
PointerRNA *ptr = gpencil_modifier_panel_get_property_pointers(panel, NULL);
uiLayoutSetPropSep(layout, true);
uiItemR(layout, ptr, "subdivision_type", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "level", 0, IFACE_("Subdivisions"), ICON_NONE);
gpencil_modifier_panel_end(layout, ptr);
}
static void mask_panel_draw(const bContext *UNUSED(C), Panel *panel)
{
gpencil_modifier_masking_panel_draw(panel, true, false);
}
static void panelRegister(ARegionType *region_type)
{
PanelType *panel_type = gpencil_modifier_panel_register(
region_type, eGpencilModifierType_Subdiv, panel_draw);
gpencil_modifier_subpanel_register(
region_type, "mask", "Influence", NULL, mask_panel_draw, panel_type);
}
GpencilModifierTypeInfo modifierType_Gpencil_Subdiv = {
/* name */ N_("Subdivide"),
/* structName */ "SubdivGpencilModifierData",
/* structSize */ sizeof(SubdivGpencilModifierData),
/* type */ eGpencilModifierTypeType_Gpencil,
/* flags */ eGpencilModifierTypeFlag_SupportsEditmode,
/* copyData */ copyData,
/* deformStroke */ deformStroke,
/* generateStrokes */ NULL,
/* bakeModifier */ bakeModifier,
/* remapTime */ NULL,
/* initData */ initData,
/* freeData */ NULL,
/* isDisabled */ NULL,
/* updateDepsgraph */ NULL,
/* dependsOnTime */ NULL,
/* foreachIDLink */ foreachIDLink,
/* foreachTexLink */ NULL,
/* panelRegister */ panelRegister,
};
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