ref: ff216cb8e2b5228d506cac8155cdaa3f17192ed6
dir: /osc_out.h/
#include "base.h" typedef struct Oosc_dev Oosc_dev; typedef enum { Oosc_udp_create_error_ok = 0, Oosc_udp_create_error_getaddrinfo_failed = 1, Oosc_udp_create_error_couldnt_open_socket = 2, } Oosc_udp_create_error; Oosc_udp_create_error oosc_dev_create_udp(Oosc_dev** out_ptr, char const* dest_addr, char const* dest_port); void oosc_dev_destroy(Oosc_dev* dev); // Send a raw UDP datagram. void oosc_send_datagram(Oosc_dev* dev, char const* data, Usz size); // Send a list/array of 32-bit integers in OSC format to the specified "osc // address" (a path like /foo) as a UDP datagram. void oosc_send_int32s(Oosc_dev* dev, char const* osc_address, I32 const* vals, Usz count); // Susnote is for handling MIDI note sustains -- each MIDI on event should be // matched with a MIDI note-off event. The duration/sustain length of a MIDI // note is specified when it is first triggered, so the orca VM itself is not // responsible for sending the note-off event. We keep a list of currently 'on' // notes so that they can have a matching 'off' sent at the correct time. typedef struct { float remaining; U16 chan_note; } Susnote; typedef struct { Susnote* buffer; Usz count; Usz capacity; } Susnote_list; void susnote_list_init(Susnote_list* sl); void susnote_list_deinit(Susnote_list* sl); void susnote_list_clear(Susnote_list* sl); void susnote_list_add_notes(Susnote_list* sl, Susnote const* restrict notes, Usz count, Usz* restrict start_removed, Usz* restrict end_removed); void susnote_list_advance_time( Susnote_list* sl, double delta_time, Usz* restrict start_removed, Usz* restrict end_removed, // 1.0 if no notes remain or none are shorter than 1.0 double* soonest_deadline); // Returns 1.0 if no notes remain or none are shorter than 1.0 double susnote_list_soonest_deadline(Susnote_list const* sl);