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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2018 Blender Foundation. */
/** \file
* \ingroup edgpencil
* Use deprecated data to convert old 2.7x files.
*/
/* Allow using deprecated functionality. */
#define DNA_DEPRECATED_ALLOW
#include <stdio.h>
#include "MEM_guardedalloc.h"
#include "BLI_listbase.h"
#include "BLI_math.h"
#include "DNA_gpencil_types.h"
#include "DNA_material_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BKE_context.h"
#include "BKE_gpencil.h"
#include "BKE_main.h"
#include "BKE_object.h"
#include "WM_api.h"
#include "WM_types.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "ED_gpencil.h"
#include "DEG_depsgraph.h"
#include "DEG_depsgraph_query.h"
#include "gpencil_intern.h"
/* Free all of a gp-colors */
static void free_gpencil_colors(bGPDpalette *palette)
{
/* error checking */
if (palette == NULL) {
return;
}
/* free colors */
BLI_freelistN(&palette->colors);
}
/* Free all of the gp-palettes and colors */
static void free_palettes(ListBase *list)
{
bGPDpalette *palette_next;
/* error checking */
if (list == NULL) {
return;
}
/* delete palettes */
for (bGPDpalette *palette = list->first; palette; palette = palette_next) {
palette_next = palette->next;
/* free palette colors */
free_gpencil_colors(palette);
MEM_freeN(palette);
}
BLI_listbase_clear(list);
}
/* ***************** Convert old 2.7 files to 2.8 ************************ */
static bool gpencil_convert_old_files_poll(bContext *C)
{
Scene *scene = CTX_data_scene(C);
return (int)(scene->gpd != NULL);
}
static int gpencil_convert_old_files_exec(bContext *C, wmOperator *op)
{
Main *bmain = CTX_data_main(C);
Scene *scene = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);
const bool is_annotation = RNA_boolean_get(op->ptr, "annotation");
bGPdata *gpd = scene->gpd;
/* Convert grease pencil scene datablock to GP object */
if ((!is_annotation) && (view_layer != NULL)) {
Object *ob;
ob = BKE_object_add_for_data(
bmain, scene, view_layer, OB_GPENCIL, "GP_Scene", &scene->gpd->id, false);
zero_v3(ob->loc);
DEG_relations_tag_update(bmain); /* added object */
/* convert grease pencil palettes (version >= 2.78) to materials and weights */
LISTBASE_FOREACH (const bGPDpalette *, palette, &gpd->palettes) {
LISTBASE_FOREACH (bGPDpalettecolor *, palcolor, &palette->colors) {
/* create material slot */
Material *ma = BKE_gpencil_object_material_new(bmain, ob, palcolor->info, NULL);
/* copy color settings */
MaterialGPencilStyle *gp_style = ma->gp_style;
copy_v4_v4(gp_style->stroke_rgba, palcolor->color);
copy_v4_v4(gp_style->fill_rgba, palcolor->fill);
/* set basic settings */
gp_style->gradient_radius = 0.5f;
ARRAY_SET_ITEMS(gp_style->mix_rgba, 1.0f, 1.0f, 1.0f, 0.2f);
ARRAY_SET_ITEMS(gp_style->gradient_scale, 1.0f, 1.0f);
ARRAY_SET_ITEMS(gp_style->texture_scale, 1.0f, 1.0f);
gp_style->texture_pixsize = 100.0f;
gp_style->flag |= GP_MATERIAL_STROKE_SHOW;
gp_style->flag |= GP_MATERIAL_FILL_SHOW;
/* fix strokes */
LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd->layers) {
LISTBASE_FOREACH (bGPDframe *, gpf, &gpl->frames) {
LISTBASE_FOREACH (bGPDstroke *, gps, &gpf->strokes) {
if ((gps->colorname[0] != '\0') && (STREQ(gps->colorname, palcolor->info))) {
gps->mat_nr = ob->totcol - 1;
gps->colorname[0] = '\0';
/* weights array */
gps->dvert = NULL;
}
}
}
}
}
}
/* free palettes */
free_palettes(&gpd->palettes);
/* disable all GP modes */
ED_gpencil_setup_modes(C, gpd, 0);
/* set cache as dirty */
BKE_gpencil_batch_cache_dirty_tag(ob->data);
scene->gpd = NULL;
}
if (is_annotation) {
LISTBASE_FOREACH (const bGPDpalette *, palette, &gpd->palettes) {
LISTBASE_FOREACH (bGPDpalettecolor *, palcolor, &palette->colors) {
/* fix layers */
LISTBASE_FOREACH (bGPDlayer *, gpl, &gpd->layers) {
/* unlock/unhide layer */
gpl->flag &= ~GP_LAYER_LOCKED;
gpl->flag &= ~GP_LAYER_HIDE;
/* set opacity to 1 */
gpl->opacity = 1.0f;
/* disable tint */
gpl->tintcolor[3] = 0.0f;
LISTBASE_FOREACH (bGPDframe *, gpf, &gpl->frames) {
LISTBASE_FOREACH (bGPDstroke *, gps, &gpf->strokes) {
if ((gps->colorname[0] != '\0') && (STREQ(gps->colorname, palcolor->info))) {
/* copy color settings */
copy_v4_v4(gpl->color, palcolor->color);
}
}
}
}
}
}
}
/* notifiers */
WM_event_add_notifier(C, NC_GPENCIL | ND_DATA | NA_EDITED, NULL);
return OPERATOR_FINISHED;
}
void GPENCIL_OT_convert_old_files(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Convert Grease Pencil";
ot->idname = "GPENCIL_OT_convert_old_files";
ot->description = "Convert 2.7x grease pencil files to 2.80";
/* callbacks */
ot->exec = gpencil_convert_old_files_exec;
ot->poll = gpencil_convert_old_files_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
ot->prop = RNA_def_boolean(ot->srna, "annotation", 0, "Annotation", "Convert to Annotations");
}
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