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// SPDX-License-Identifier: GPL-2.0-or-later
/* SPDX-FileCopyrightText: 2004-2015 Simon Wunderlich <sw@simonwunderlich.de>
*/
#include <s3d.h>
#include <math.h> /* sin() */
#include <time.h> /* nanosleep() */
static struct timespec t = {
0, 10*1000*1000
}; /* 10 mili seconds */
static int a;
static int rot_point, body, legfr, legbr, legfl, legbl, tail;
static void mainloop(void)
{
float pos;
a = (a + 2) % 360;
pos = sinf((5.f * a * (float)M_PI) / 180.f) * 20.f;
s3d_rotate(legfr, 0, 90, 180 + pos);
s3d_rotate(legfl, 0, 90, 180 - pos);
s3d_rotate(legbr, 0, 0, 180 + pos);
s3d_rotate(legbl, 0, 0, 180 - pos);
s3d_rotate(tail, 0, 30, 110 + pos);
s3d_rotate(rot_point, 0, (float)-a, 0);
nanosleep(&t, NULL);
}
int main(int argc, char **argv)
{
if (!s3d_init(&argc, &argv, "running cat")) {
rot_point = s3d_new_object();
body = s3d_import_model_file("objs/katze_body.3ds");
legfr = s3d_import_model_file("objs/katze_leg.3ds");
tail = s3d_import_model_file("objs/katze_tail.3ds");
legfl = s3d_clone(legfr);
legbl = s3d_clone(legfr);
legbr = s3d_clone(legfr);
s3d_translate(legfl, 2.3, 1.0, 0.5);
s3d_translate(legfr, 0, 1.0, 0.2);
s3d_translate(legbl, -1.2, 1.0, -1.8);
s3d_translate(legbr, -1.2, 1.0, 0.0);
s3d_translate(tail, -1.6, 1.6, -0.8);
s3d_translate(body, 1.3, 0.0, -1.3);
s3d_link(legfr, body);
s3d_link(legfl, body);
s3d_link(legbr, body);
s3d_link(legbl, body);
s3d_link(tail, body);
s3d_link(body, rot_point);
/* s3d_link(oid_foot,oid_head);
* s3d_link(oid_middle,oid_head);
* s3d_translate(oid_head,0,4,0);
* s3d_translate(oid_middle,0,-1.5,0); * relative to head: *
* s3d_translate(oid_foot,0,-3.5,0); */
s3d_flags_on(body, S3D_OF_VISIBLE);
s3d_flags_on(legfr, S3D_OF_VISIBLE);
s3d_flags_on(legfl, S3D_OF_VISIBLE);
s3d_flags_on(legbr, S3D_OF_VISIBLE);
s3d_flags_on(legbl, S3D_OF_VISIBLE);
s3d_flags_on(tail, S3D_OF_VISIBLE);
s3d_mainloop(mainloop);
s3d_quit();
}
return 0;
}
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