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// SPDX-License-Identifier: GPL-2.0-or-later
/* SPDX-FileCopyrightText: 2004-2015 Simon Wunderlich <sw@simonwunderlich.de>
*/
#include "s3dfm.h"
#include <s3d.h> /* NULL */
#include <stdio.h> /* NULL */
#include <string.h> /* strncpy() */
#include <stdlib.h> /* malloc() */
#include <string.h> /* strncpy() */
static void _get_pos(t_node *work, t_node *f)
{
if (f->parent != NULL) _get_pos(work, f->parent);
work->px += f->px * work->scale;
work->pz += f->pz * work->scale;
work->py += f->py * work->scale;
/*
printf("%s: %3.3f %3.3f %3.3f - %3.3f\n",f->name, f->px, f->py, f->pz, f->scale );
printf("### %3.3f %3.3f %3.3f - %3.3f)\n", work->px, work->py, work->pz, work->scale);
*/
if (f->parent == NULL) work->scale = f->scale;
else work->scale = work->scale * f->scale;
}
int fly_set_absolute_position(t_node *node)
{
t_node work;
work.px = 0;
work.py = 0;
work.pz = 0;
work.scale = 1.0;
_get_pos(&work, node);
node->px = work.px;
node->py = work.py;
node->pz = work.pz;
node->scale = work.scale;
/* printf("node coordinates: %3.3f %3.3f %3.3f %3.3f\n",node->px,node->py,node->pz,node->scale);*/
return 0;
}
/* create a copy of *node as an icon (block) which can be moved for animation ... */
t_node *fly_create_anode(t_node *node)
{
t_node *work;
work = (t_node*)malloc(sizeof(t_node));
node_init(work);
work->parent = node->parent;
work->scale = node->scale;
work->px = node->px;
work->py = node->py;
work->pz = node->pz;
work->type = node->type;
mstrncpy(work->name, node->name, M_NAME);
fly_set_absolute_position(work);
icon_draw(work);
work->dpx = work->px;
work->dpy = work->py;
work->dpz = work->pz;
work->dscale = work->scale;
work->py = 2 * work->scale - work->py; /* invert */
s3d_flags_on(work->oid, S3D_OF_VISIBLE | S3D_OF_SELECTABLE);
s3d_flags_on(work->objs.str, S3D_OF_VISIBLE | S3D_OF_SELECTABLE);
ani_add(work);
return work;
}
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