From 780c42cc7f0dd9da8360d8a57bc97ab0527aa67b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?= Date: Wed, 2 Jul 2008 11:34:38 +0000 Subject: renamed: dmxout_threaded to dmxout and dmxout to dmxout_b (blocking) svn path=/trunk/externals/iem/dmx512/; revision=10133 --- dmx512/src/dmxout_threaded.c | 302 ------------------------------------------- 1 file changed, 302 deletions(-) delete mode 100644 dmx512/src/dmxout_threaded.c (limited to 'dmx512/src/dmxout_threaded.c') diff --git a/dmx512/src/dmxout_threaded.c b/dmx512/src/dmxout_threaded.c deleted file mode 100644 index a35fb1b..0000000 --- a/dmx512/src/dmxout_threaded.c +++ /dev/null @@ -1,302 +0,0 @@ -/****************************************************** - * - * dmxout_threaded - implementation file - * - * copyleft (c) IOhannes m zmölnig - * - * 0603:forum::für::umläute:2008 - * - * institute of electronic music and acoustics (iem) - * - ****************************************************** - * - * license: GNU General Public License v.2 - * - ******************************************************/ - -#include "dmx4pd.h" - -#include -#include -#include - -#include - - -static t_class *dmxout_threaded_class; -static t_class *dmxout_threaded_class2; - -#define NUM_DMXVALUES 512 - -static pthread_t g_thread_id; -static pthread_mutex_t *g_mutex; -static dmx_t g_values[NUM_DMXVALUES]; -static int g_device; -static int g_thread_running, g_thread_continue; - -typedef struct _dmxout_threaded -{ - t_object x_obj; - - t_inlet *x_portinlet; - t_float x_port; - int x_portrange; - - -} t_dmxout_threaded; - - -static void *dmxout_threaded_thread(void*you) -{ - pthread_mutex_t *mutex=g_mutex; - struct timeval timout; - - g_thread_running=1; - - while(g_thread_continue) { - timout.tv_sec = 0; - timout.tv_usec=100; - select(0,0,0,0,&timout); - - pthread_mutex_lock(g_mutex); - if(g_device>0) { - lseek (g_device, 0, SEEK_SET); /* set to the current channel */ - write (g_device, g_values, NUM_DMXVALUES); /* write the channel */ - } - pthread_mutex_unlock(g_mutex); - } - g_thread_running=0; - printf("quit thread"); - - return NULL; -} - -static void dmxout_threaded_close() -{ - if(g_device>=0) { - close(g_device); - } - g_device=-1; - - if(g_thread_running) { - /* terminate the current thread! */ - void*dummy=0; - int counter=0; - g_thread_continue=0; - pthread_join(g_thread_id, &dummy); - while(g_thread_running) { - counter++; - } - } - g_thread_id=0; - if(g_mutex) { - pthread_mutex_destroy(g_mutex); - freebytes(g_mutex, sizeof(pthread_mutex_t)); - g_mutex=NULL; - } -} - - -static void dmxout_threaded_open(t_symbol*s_devname) -{ - int argc=2; - const char *args[2] = {"--dmx", s_devname->s_name}; - const char**argv=args; - const char*devname=""; - int fd; - - dmxout_threaded_close(); - - if(s_devname && s_devname->s_name) - devname=s_devname->s_name; - - // strncpy(args[0], "--dmx", MAXPDSTRING); - // strncpy(args[1], devname, MAXPDSTRING); - verbose(2, "[dmxout_threaded]: trying to open '%s'", args[1]); - devname=DMXdev(&argc, argv); - if(!devname){ - error("couldn't find DMX device"); - return; - } - verbose(1, "[dmxout_threaded] opening %s", devname); - - fd = open (devname, O_WRONLY); - - if(fd!=-1) { - g_device=fd; - - g_thread_running=0; - g_thread_continue=0; - g_mutex=(pthread_mutex_t*) malloc(sizeof(pthread_mutex_t)); - if ( pthread_mutex_init(g_mutex, NULL) < 0 ) { - error("couldn't create mutex"); - } else { - g_thread_continue = 1; - pthread_create(&g_thread_id, 0, dmxout_threaded_thread, NULL); - } - } else { - error("failed to open DMX-device '%s'",devname); - } -} - -static void dmxout_threaded_doout(t_dmxout_threaded*x) { - if(g_device<=0) { - pd_error(x, "no DMX universe found"); - return; - } -} - - -static void dmxout_threaded_doout1(t_dmxout_threaded*x, short port, unsigned char value) -{ - g_values[port]=value; - dmxout_threaded_doout(x); -} - - -static void dmxout_threaded_float(t_dmxout_threaded*x, t_float f) -{ - unsigned char val=(unsigned char)f; - short port = (short)x->x_port; - if(f<0. || f>255.) { - pd_error(x, "value %f out of bounds [0..255]", f); - return; - } - if(x->x_port<0. || x->x_port>NUM_DMXVALUES) { - pd_error(x, "port %f out of bounds [0..%d]", x->x_port, NUM_DMXVALUES); - return; - } - - dmxout_threaded_doout1(x, port, val); -} - -static void dmxout_threaded_list(t_dmxout_threaded*x, t_symbol*s, int argc, t_atom*argv) -{ - int count=(argcx_portrange)?argc:x->x_portrange; - int i=0; - int errors=0; - - int port=x->x_port; - if((port+count)>=NUM_DMXVALUES) { - if(count>NUM_DMXVALUES)count=NUM_DMXVALUES; - port=NUM_DMXVALUES-count; - } - - for(i=0; i255.) { - errors++; - if(f<0.)f=0.; - if(f>255)f=255; - } - g_values[port+i]=(unsigned char)f; - } - if(errors) { - pd_error(x, "%d valu%s out of bound [0..255]", errors, (1==errors)?"e":"es"); - } - - dmxout_threaded_doout(x); -} - -static void dmxout_threaded_port(t_dmxout_threaded*x, t_float f_baseport, t_floatarg f_portrange) -{ - short baseport =(short)f_baseport; - short portrange=(short)f_portrange; - - - if(baseport<0 || baseport>=NUM_DMXVALUES) { - pd_error(x, "port %f out of bounds [0..%d]", f_baseport, NUM_DMXVALUES); - baseport =0; - } - x->x_port = baseport; - - if(portrange<0) { - pd_error(x, "portrange %f<0! setting to 1", portrange); - portrange=1; - } else if (portrange==0) { - portrange=x->x_portrange; - } - - if (baseport+portrange>NUM_DMXVALUES) { - pd_error(x, "upper port exceeds %d! clamping", NUM_DMXVALUES); - portrange=NUM_DMXVALUES-baseport; - } - x->x_portrange=portrange; -} - -static void *dmxout_threaded_new(t_symbol*s, int argc, t_atom*argv) -{ - t_floatarg baseport=0.f, portrange=0.f; - t_dmxout_threaded *x = 0; - - switch(argc) { - case 2: - x=(t_dmxout_threaded *)pd_new(dmxout_threaded_class2); - x->x_portinlet=inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("port")); - baseport=atom_getfloat(argv); - portrange=atom_getfloat(argv+1); - dmxout_threaded_port(x, baseport, portrange); - break; - case 1: - baseport=atom_getfloat(argv); - case 0: - x=(t_dmxout_threaded *)pd_new(dmxout_threaded_class); - x->x_portinlet=floatinlet_new(&x->x_obj, &x->x_port); - x->x_port = baseport; - x->x_portrange = -1; - break; - default: - return 0; - } - return (x); -} - -static void *dmxout_threaded_free(t_dmxout_threaded*x) -{ - // dmxout_threaded_close(); -} - -static void dmxout_threaded_init(void) { - int i=0; - g_thread_id=0; - g_mutex=NULL; - for(i=0; i