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- /*
- * Joystick to Laser
- *
- * Sonoptic 2020
- */
-
-
- #include <stdio.h>
- #include <unistd.h>
- #include <stdlib.h>
- #include <getopt.h>
- #include <time.h>
-
- #include <lo/lo.h> /* OSC library */
-
- #include "laserblast.h"
-
- /* ------------------------------------------------------------------- */
-
- #define LOCAL_PORT "9000"
- #define REMOTE_HOST "localhost" /* just loling */
- #define REMOTE_PORT "9999"
-
- int verbosity = 0;
-
- int scenenumber = 1,
- lasernumber = 1;
- /* ------------------------------------------------------------------- */
- int draw_this_point(int x, int y)
- {
- float fx, fy;
-
- fx = (32768.0 + (float)x) / 94.7;
- fy = (32768.0 + (float)y) / 94.7;
-
- #define SZ 10.0
-
- blast_rewind();
- blast_addpoint(fx-SZ, fy-SZ, 0xffffff);
- blast_addpoint(fx-SZ, fy+SZ, 0xffffff);
- blast_addpoint(fx+SZ, fy+SZ, 0xffffff);
- blast_addpoint(fx+SZ, fy-SZ, 0xffffff);
- blast_addpoint(fx-SZ, fy-SZ, 0);
-
- blast_flush(0);
-
- return 0;
- }
- /* ------------------------------------------------------------------- */
- int xy_handler(const char *path, const char *types, lo_arg ** argv,
- int argc, void *data, void *user_data)
- {
- int val_x, val_y;
- int foo;
-
- #if DEBUG_LEVEL
- fprintf(stderr, ">>> %s ( %s %s %d )\n", __func__, path, types, argc);
- #endif
-
- val_x = argv[0]->i; val_y = argv[1]->i;
-
- if (verbosity) fprintf(stderr, "%6d %6d\n", val_x, val_y);
-
- foo = draw_this_point(val_x, val_y);
-
- return 0;
- }
- /* ------------------------------------------------------------------- */
- void error(int num, const char *msg, const char *path)
- {
- fprintf(stderr, "liblo server error %d in path %s : %s\n", num, path, msg);
- exit(1);
- }
- /* ------------------------------------------------------------------- */
- int help(int k)
- {
- puts("HELP ME !");
-
- puts("\t-p NNN\t\tlocal listening port");
- puts("\t-R a.b.c.d\tremote host");
- puts("\t-P NNN\t\tremote port");
- puts("\t-L N\t\tlaser number");
- puts("\t-S N\t\tscene number");
- puts("\t-v\t\tincrease verbosity");
-
- return 1;
- }
- /* ------------------------------------------------------------------- */
- int main(int argc, char *argv[])
- {
- char *local_port = LOCAL_PORT;
- char *remote_host = REMOTE_HOST;
- char *remote_port = REMOTE_PORT;
-
- int opt, foo;
- lo_server_thread st;
- long starttime;
-
- fprintf(stderr, "%s compiled %s at %s\n",argv[0], __DATE__, __TIME__);
-
- /* parsing command line options */
- while ((opt = getopt(argc, argv, "hp:vL:S:R:P:")) != -1) {
- switch (opt) {
- case 'h': if (help(0)) exit(1); break;
- case 'p': local_port = optarg; break;
- case 'R': remote_host = optarg; break;
- case 'P': remote_port = optarg; break;
- case 'L': lasernumber = atoi(optarg); break;
- case 'S': scenenumber = atoi(optarg); break;
- case 'v': verbosity++; break;
- }
- }
-
- if (verbosity) {
- fprintf(stderr, "-----------: %s\n", argv[0]);
- fprintf(stderr, "pid : %d\n", getpid());
- fprintf(stderr, "local port : %s\n", local_port);
- fprintf(stderr, "scene : %d\n", scenenumber);
- fprintf(stderr, "laser : %d\n", lasernumber);
- fprintf(stderr, "remote : %s %s\n", remote_host, remote_port);
- }
-
- foo = blast_init(remote_host, remote_port, scenenumber, lasernumber);
- if (foo) {
- fprintf(stderr, "blast init error : %d\n", foo);
- exit(1);
- }
-
- st = lo_server_thread_new(local_port, error);
- lo_server_thread_add_method(st, "/joystick/xy", "ii", xy_handler, NULL);
-
- lo_server_thread_start(st);
-
- starttime = time(NULL) / 60;
-
- for (;;) {
- if (verbosity)
- fprintf(stderr, "\tt = %ld min.\n",
- (time(NULL)/60L) - starttime);
- sleep(60);
- }
-
- return 8;
- }
- /* ------------------------------------------------------------------- */
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