From e53f16c215f9bd34bee1b5c21d9aac13c21563d5 Mon Sep 17 00:00:00 2001 From: Hanspeter Portner Date: Fri, 5 May 2023 21:14:21 +0200 Subject: [PATCH] Squashed 'subprojects/timely.lv2/' content from commit 87feff79 git-subtree-dir: subprojects/timely.lv2 git-subtree-split: 87feff79c3429e712e663b45afaa487bc9f73b4f --- .build.yml | 18 +++ .gitignore | 5 + LICENSES/Artistic-2.0.txt | 85 +++++++++++ LICENSES/CC0-1.0.txt | 121 ++++++++++++++++ README.md | 9 ++ meson.build | 103 +++++++++++++ meson_options.txt | 8 ++ src/timely.c | 296 ++++++++++++++++++++++++++++++++++++++ test/manifest.ttl.in | 16 +++ test/timely.c | 206 ++++++++++++++++++++++++++ test/timely.ttl | 52 +++++++ timely.lv2/timely.h | 117 +++++++++++++++ 12 files changed, 1036 insertions(+) create mode 100644 .build.yml create mode 100644 .gitignore create mode 100644 LICENSES/Artistic-2.0.txt create mode 100644 LICENSES/CC0-1.0.txt create mode 100644 README.md create mode 100644 meson.build create mode 100644 meson_options.txt create mode 100644 src/timely.c create mode 100644 test/manifest.ttl.in create mode 100644 test/timely.c create mode 100644 test/timely.ttl create mode 100644 timely.lv2/timely.h diff --git a/.build.yml b/.build.yml new file mode 100644 index 0000000..7f234b2 --- /dev/null +++ b/.build.yml @@ -0,0 +1,18 @@ +# SPDX-FileCopyrightText: Hanspeter Portner +# SPDX-License-Identifier: CC0-1.0 + +image: alpine/latest +packages: + - reuse + - meson + - lv2-dev +tasks: + - setup: | + cd timely.lv2 + meson setup build + - build: | + cd timely.lv2 + ninja -C build + - test: | + cd timely.lv2 + ninja -C build test diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..cfb9f13 --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +# SPDX-FileCopyrightText: Hanspeter Portner +# SPDX-License-Identifier: CC0-1.0 + +tags +*.taghl diff --git a/LICENSES/Artistic-2.0.txt b/LICENSES/Artistic-2.0.txt new file mode 100644 index 0000000..eb2e968 --- /dev/null +++ b/LICENSES/Artistic-2.0.txt @@ -0,0 +1,85 @@ +The Artistic License 2.0 + +Copyright (c) 2000-2006, The Perl Foundation. + +Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. + +Preamble + +This license establishes the terms under which a given free software Package may be copied, modified, distributed, and/or redistributed. 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+ const LV2_Atom_Long *bar = NULL; + const LV2_Atom_Int *beat_unit = NULL; + const LV2_Atom_Float *beats_per_bar = NULL; + const LV2_Atom_Float *beats_per_minute = NULL; + const LV2_Atom_Long *frame = NULL; + const LV2_Atom_Float *frames_per_second = NULL; + const LV2_Atom_Float *speed = NULL; + + lv2_atom_object_body_get(size, body, + timely->urid.time_barBeat, &bar_beat, + timely->urid.time_bar, &bar, + timely->urid.time_beatUnit, &beat_unit, + timely->urid.time_beatsPerBar, &beats_per_bar, + timely->urid.time_beatsPerMinute, &beats_per_minute, + timely->urid.time_frame, &frame, + timely->urid.time_framesPerSecond, &frames_per_second, + timely->urid.time_speed, &speed, + 0); + + // send speed first upon transport stop + if(speed && (speed->body != timely->pos.speed) && (speed->body == 0.f) ) + { + timely->pos.speed = speed->body; + if(timely->mask & TIMELY_MASK_SPEED) + timely->cb(timely, frames, timely->urid.time_speed, timely->data); + } + + if(beat_unit) + { + const int32_t _beat_unit = beat_unit->body * timely->multiplier; + if(_beat_unit != timely->pos.beat_unit) + { + timely->pos.beat_unit = _beat_unit; + if(timely->mask & TIMELY_MASK_BEAT_UNIT) + timely->cb(timely, frames, timely->urid.time_beatUnit, timely->data); + } + } + + if(beats_per_bar) + { + const float _beats_per_bar = beats_per_bar->body * timely->multiplier; + if(_beats_per_bar != timely->pos.beats_per_bar) + { + timely->pos.beats_per_bar = _beats_per_bar; + if(timely->mask & TIMELY_MASK_BEATS_PER_BAR) + timely->cb(timely, frames, timely->urid.time_beatsPerBar, timely->data); + } + } + + if(beats_per_minute && (beats_per_minute->body != timely->pos.beats_per_minute) ) + { + timely->pos.beats_per_minute = beats_per_minute->body; + if(timely->mask & TIMELY_MASK_BEATS_PER_MINUTE) + timely->cb(timely, frames, timely->urid.time_beatsPerMinute, timely->data); + } + + if(frame && (frame->body != timely->pos.frame) ) + { + timely->pos.frame = frame->body; + if(timely->mask & TIMELY_MASK_FRAME) + timely->cb(timely, frames, timely->urid.time_frame, timely->data); + } + + if(frames_per_second && (frames_per_second->body != timely->pos.frames_per_second) ) + { + timely->pos.frames_per_second = frames_per_second->body; + if(timely->mask & TIMELY_MASK_FRAMES_PER_SECOND) + timely->cb(timely, frames, timely->urid.time_framesPerSecond, timely->data); + } + + if(bar && (bar->body != timely->pos.bar) ) + { + timely->pos.bar = bar->body; + if(timely->mask & TIMELY_MASK_BAR) + timely->cb(timely, frames, timely->urid.time_bar, timely->data); + } + + if(bar_beat) + { + const float _bar_beat = bar_beat->body * timely->multiplier; + if(_bar_beat != timely->pos.bar_beat) + { + timely->pos.bar_beat = _bar_beat; + if(timely->mask & TIMELY_MASK_BAR_BEAT) + timely->cb(timely, frames, timely->urid.time_barBeat, timely->data); + } + } + + // send speed last upon transport start + if(speed && (speed->body != timely->pos.speed) && (speed->body != 0.f) ) + { + timely->pos.speed = speed->body; + if(timely->mask & TIMELY_MASK_SPEED) + timely->cb(timely, frames, timely->urid.time_speed, timely->data); + } +} + +static inline void +_timely_refresh(timely_t *timely) +{ + const float speed = (timely->pos.speed != 0.f) + ? timely->pos.speed + : 1.f; // prevent divisions through zero later on + + timely->frames_per_beat = 240.0 * timely->pos.frames_per_second + / (timely->pos.beats_per_minute * timely->pos.beat_unit * speed); + timely->frames_per_bar = timely->frames_per_beat * timely->pos.beats_per_bar; + + // bar + timely->offset.bar = timely->pos.bar_beat * timely->frames_per_beat; + + // beat + double integral; + double beat_beat = modf(timely->pos.bar_beat, &integral); + (void)integral; + timely->offset.beat = beat_beat * timely->frames_per_beat; +} + +void +timely_init(timely_t *timely, LV2_URID_Map *map, double rate, + timely_mask_t mask, timely_cb_t cb, void *data) +{ + assert(cb != NULL); + + timely->mask = mask; + timely->cb = cb; + timely->data = data; + + timely->urid.atom_object = map->map(map->handle, LV2_ATOM__Object); + timely->urid.atom_blank = map->map(map->handle, LV2_ATOM__Blank); + timely->urid.atom_resource = map->map(map->handle, LV2_ATOM__Resource); + timely->urid.time_position = map->map(map->handle, LV2_TIME__Position); + timely->urid.time_barBeat = map->map(map->handle, LV2_TIME__barBeat); + timely->urid.time_bar = map->map(map->handle, LV2_TIME__bar); + timely->urid.time_beatUnit = map->map(map->handle, LV2_TIME__beatUnit); + timely->urid.time_beatsPerBar = map->map(map->handle, LV2_TIME__beatsPerBar); + timely->urid.time_beatsPerMinute = map->map(map->handle, LV2_TIME__beatsPerMinute); + timely->urid.time_frame = map->map(map->handle, LV2_TIME__frame); + timely->urid.time_framesPerSecond = map->map(map->handle, LV2_TIME__framesPerSecond); + timely->urid.time_speed = map->map(map->handle, LV2_TIME__speed); + + timely->multiplier = 1.f; + + timely->pos.speed = 0.f; + timely->pos.bar_beat = 0.f; + timely->pos.bar = 0; + timely->pos.beat_unit = 4; + timely->pos.beats_per_bar = 4.f; + timely->pos.beats_per_minute = 120.f; + timely->pos.frame = 0; + timely->pos.frames_per_second = rate; + + _timely_refresh(timely); + + timely->first = true; +} + +void +timely_set_multiplier(timely_t *timely, float multiplier) +{ + const float mul = multiplier / timely->multiplier; + + timely->pos.bar_beat *= mul; + timely->pos.beat_unit *= mul; + timely->pos.beats_per_bar *= mul; + + timely->multiplier = multiplier; + + _timely_refresh(timely); + + timely->first = true; +} + +int +timely_advance_body(timely_t *timely, uint32_t size, uint32_t type, + const LV2_Atom_Object_Body *body, uint32_t from, uint32_t to) +{ + if(timely->first) + { + timely->first = false; + + // send initial values + if(timely->mask & TIMELY_MASK_SPEED) + timely->cb(timely, 0, timely->urid.time_speed, timely->data); + + if(timely->mask & TIMELY_MASK_BEAT_UNIT) + timely->cb(timely, 0, timely->urid.time_beatUnit, timely->data); + + if(timely->mask & TIMELY_MASK_BEATS_PER_BAR) + timely->cb(timely, 0, timely->urid.time_beatsPerBar, timely->data); + + if(timely->mask & TIMELY_MASK_BEATS_PER_MINUTE) + timely->cb(timely, 0, timely->urid.time_beatsPerMinute, timely->data); + + if(timely->mask & TIMELY_MASK_FRAME) + timely->cb(timely, 0, timely->urid.time_frame, timely->data); + + if(timely->mask & TIMELY_MASK_FRAMES_PER_SECOND) + timely->cb(timely, 0, timely->urid.time_framesPerSecond, timely->data); + + if(timely->mask & TIMELY_MASK_BAR) + timely->cb(timely, 0, timely->urid.time_bar, timely->data); + + if(timely->mask & TIMELY_MASK_BAR_BEAT) + timely->cb(timely, 0, timely->urid.time_barBeat, timely->data); + } + + // are we rolling? + if(timely->pos.speed != 0.f) + { + if( (timely->offset.bar == 0) && (timely->pos.bar == 0) ) + { + if(timely->mask & (TIMELY_MASK_BAR | TIMELY_MASK_BAR_WHOLE) ) + timely->cb(timely, from, timely->urid.time_bar, timely->data); + } + + if( (timely->offset.beat == 0) && (timely->pos.bar_beat == 0) ) + { + if(timely->mask & (TIMELY_MASK_BAR_BEAT | TIMELY_MASK_BAR_BEAT_WHOLE) ) + timely->cb(timely, from, timely->urid.time_barBeat, timely->data); + } + + unsigned update_frame = to; + for(unsigned i=from; ioffset.bar >= timely->frames_per_bar) + { + timely->pos.bar += 1; + timely->offset.bar -= timely->frames_per_bar; + + if(timely->mask & TIMELY_MASK_FRAME) + timely->cb(timely, (update_frame = i), timely->urid.time_frame, timely->data); + + if(timely->mask & TIMELY_MASK_BAR_WHOLE) + timely->cb(timely, i, timely->urid.time_bar, timely->data); + } + + if( (timely->offset.beat >= timely->frames_per_beat) ) + { + timely->pos.bar_beat = floor(timely->pos.bar_beat) + 1; + timely->offset.beat -= timely->frames_per_beat; + + if(timely->pos.bar_beat >= timely->pos.beats_per_bar) + timely->pos.bar_beat -= timely->pos.beats_per_bar; + + if( (timely->mask & TIMELY_MASK_FRAME) && (update_frame != i) ) + timely->cb(timely, (update_frame = i), timely->urid.time_frame, timely->data); + + if(timely->mask & TIMELY_MASK_BAR_BEAT_WHOLE) + timely->cb(timely, i, timely->urid.time_barBeat, timely->data); + } + + timely->offset.bar += 1; + timely->offset.beat += 1; + timely->pos.frame += 1; + } + } + + // is this a time position event? + if( ( (type == timely->urid.atom_object) + || (type == timely->urid.atom_blank) + || (type == timely->urid.atom_resource) ) + && body && (body->otype == timely->urid.time_position) ) + { + _timely_deatomize_body(timely, to, size, body); + _timely_refresh(timely); + + return 1; // handled a time position event + } + + return 0; // did not handle a time position event +} + +int +timely_advance(timely_t *timely, const LV2_Atom_Object *obj, + uint32_t from, uint32_t to) +{ + if(obj) + return timely_advance_body(timely, obj->atom.size, obj->atom.type, &obj->body, from, to); + + return timely_advance_body(timely, 0, 0, NULL, from, to); +} diff --git a/test/manifest.ttl.in b/test/manifest.ttl.in new file mode 100644 index 0000000..0b709f5 --- /dev/null +++ b/test/manifest.ttl.in @@ -0,0 +1,16 @@ +# SPDX-FileCopyrightText: Hanspeter Portner +# SPDX-License-Identifier: Artistic-2.0 + +@prefix lv2: . +@prefix owl: . +@prefix rdfs: . + +@prefix timely: . + +# Orbit Looper +timely:test + a lv2:Plugin ; + lv2:minorVersion @MINOR_VERSION@ ; + lv2:microVersion @MICRO_VERSION@ ; + lv2:binary ; + rdfs:seeAlso . diff --git a/test/timely.c b/test/timely.c new file mode 100644 index 0000000..002e41c --- /dev/null +++ b/test/timely.c @@ -0,0 +1,206 @@ +/* + * SPDX-FileCopyrightText: Hanspeter Portner + * SPDX-License-Identifier: Artistic-2.0 + */ + +#include +#include +#include + +#include + +#include +#include + +#define TIMELY_PREFIX "http://open-music-kontrollers.ch/lv2/timely#" +#define TIMELY_TEST_URI TIMELY_PREFIX"test" + +typedef struct _plughandle_t plughandle_t; + +struct _plughandle_t { + LV2_URID_Map *map; + LV2_Log_Log *log; + LV2_Log_Logger logger; + timely_t timely; + + + const LV2_Atom_Sequence *event_in; +}; + +static void +_timely_cb(timely_t *timely, int64_t frames, LV2_URID type, void *data) +{ + plughandle_t *handle = data; + + const int64_t frame = TIMELY_FRAME(timely); + + if(type == TIMELY_URI_BAR_BEAT(timely)) + { + const float bar_beat = TIMELY_BAR_BEAT_RAW(timely); + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:barBeat %f\n", + frame, frames, bar_beat); + } + else if(type == TIMELY_URI_BAR(timely)) + { + const int64_t bar = TIMELY_BAR(timely); + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:bar %"PRIi64"\n", + frame, frames, bar); + } + else if(type == TIMELY_URI_BEAT_UNIT(timely)) + { + const int32_t beat_unit = TIMELY_BEAT_UNIT(timely); + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:beatUnit %"PRIi32"\n", + frame, frames, beat_unit); + } + else if(type == TIMELY_URI_BEATS_PER_BAR(timely)) + { + const float bpb = TIMELY_BEATS_PER_BAR(timely); + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:beatsPerBar %f\n", + frame, frames, bpb); + } + else if(type == TIMELY_URI_BEATS_PER_MINUTE(timely)) + { + const float bpm = TIMELY_BEATS_PER_MINUTE(timely); + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:beatsPerMinute %f\n", + frame, frames, bpm); + } + else if(type == TIMELY_URI_FRAME(timely)) + { + /* + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:frame %"PRIi64"\n", + frame, frames, frame); + */ + } + else if(type == TIMELY_URI_FRAMES_PER_SECOND(timely)) + { + const float fps = TIMELY_FRAMES_PER_SECOND(timely); + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:framesPerSecond %f\n", + frame, frames, fps); + } + else if(type == TIMELY_URI_SPEED(timely)) + { + const float speed = TIMELY_SPEED(timely); + lv2_log_trace(&handle->logger, "0x%08"PRIx64" %4"PRIi64" time:speed %f\n", + frame, frames, speed); + } +} + +static LV2_Handle +instantiate(const LV2_Descriptor* descriptor, double rate, + const char *bundle_path __attribute__((unused)), + const LV2_Feature *const *features) +{ + plughandle_t *handle = calloc(1, sizeof(plughandle_t)); + if(!handle) + return NULL; + + for(unsigned i=0; features[i]; i++) + { + if(!strcmp(features[i]->URI, LV2_URID__map)) + handle->map = features[i]->data; + else if(!strcmp(features[i]->URI, LV2_LOG__log)) + handle->log = features[i]->data; + } + + if(!handle->map) + { + fprintf(stderr, + "%s: Host does not support urid:map\n", descriptor->URI); + free(handle); + return NULL; + } + if(!handle->log) + { + fprintf(stderr, + "%s: Host does not support log:log\n", descriptor->URI); + free(handle); + return NULL; + } + + lv2_log_logger_init(&handle->logger, handle->map, handle->log); + + timely_mask_t mask = TIMELY_MASK_BAR_BEAT + | TIMELY_MASK_BAR + | TIMELY_MASK_BEAT_UNIT + | TIMELY_MASK_BEATS_PER_BAR + | TIMELY_MASK_BEATS_PER_MINUTE + //| TIMELY_MASK_FRAME + | TIMELY_MASK_FRAMES_PER_SECOND + | TIMELY_MASK_SPEED + | TIMELY_MASK_BAR_BEAT_WHOLE + | TIMELY_MASK_BAR_WHOLE; + timely_init(&handle->timely, handle->map, rate, mask, _timely_cb, handle); + timely_set_multiplier(&handle->timely, 1.f); + + return handle; +} + +static void +connect_port(LV2_Handle instance, uint32_t port, void *data) +{ + plughandle_t *handle = (plughandle_t *)instance; + + switch(port) + { + case 0: + handle->event_in = (const LV2_Atom_Sequence *)data; + break; + default: + break; + } +} + +static void +run(LV2_Handle instance, uint32_t nsamples) +{ + plughandle_t *handle = instance; + int64_t from = 0; + + LV2_ATOM_SEQUENCE_FOREACH(handle->event_in, ev) + { + const int64_t to = ev->time.frames; + const LV2_Atom_Object *obj = (const LV2_Atom_Object *)&ev->body; + + const int handled = timely_advance(&handle->timely, obj, from, to); + (void)handled; + from = to; + } + + timely_advance(&handle->timely, NULL, from, nsamples); +} + +static void +cleanup(LV2_Handle instance) +{ + plughandle_t *handle = instance; + + free(handle); +} + +const LV2_Descriptor timely_test = { + .URI = TIMELY_TEST_URI, + .instantiate = instantiate, + .connect_port = connect_port, + .activate = NULL, + .run = run, + .deactivate = NULL, + .cleanup = cleanup, + .extension_data = NULL +}; + +#ifdef _WIN32 +__declspec(dllexport) +#else +__attribute__((visibility("default"))) +#endif +const LV2_Descriptor* +lv2_descriptor(uint32_t index) +{ + switch(index) + { + case 0: + return &timely_test; + default: + return NULL; + } +} diff --git a/test/timely.ttl b/test/timely.ttl new file mode 100644 index 0000000..8afcf8d --- /dev/null +++ b/test/timely.ttl @@ -0,0 +1,52 @@ +# SPDX-FileCopyrightText: Hanspeter Portner +# SPDX-License-Identifier: Artistic-2.0 + +@prefix owl: . +@prefix foaf: . +@prefix doap: . +@prefix rdf: . +@prefix rdfs: . +@prefix lv2: . +@prefix atom: . +@prefix urid: . +@prefix time: . +@prefix log: . + +@prefix omk: . +@prefix proj: . +@prefix timely: . + +# Maintainer +omk:me + a foaf:Person ; + foaf:name "Hanspeter Portner" ; + foaf:mbox ; + foaf:homepage . + +# Project +proj:timely + a doap:Project ; + doap:maintainer omk:me ; + doap:name "Timely Bundle" . + +# Looper Test +timely:test + a lv2:Plugin , + lv2:ConverterPlugin ; + doap:name "Timely Test" ; + doap:license ; + lv2:project proj:timely ; + lv2:requiredFeature urid:map, log:log ; + lv2:optionalFeature lv2:isLive, lv2:hardRTCapable ; + + lv2:port [ + # sink event port + a lv2:InputPort , + atom:AtomPort ; + atom:bufferType atom:Sequence ; + atom:supports time:Position ; + lv2:index 0 ; + lv2:symbol "event_in" ; + lv2:name "Event Input" ; + lv2:designation lv2:control ; + ] . diff --git a/timely.lv2/timely.h b/timely.lv2/timely.h new file mode 100644 index 0000000..109554c --- /dev/null +++ b/timely.lv2/timely.h @@ -0,0 +1,117 @@ +/* + * SPDX-FileCopyrightText: Hanspeter Portner + * SPDX-License-Identifier: Artistic-2.0 + */ + +#ifndef _LV2_TIMELY_H_ +#define _LV2_TIMELY_H_ + +#include +#include +#include +#include +#include + +typedef struct _timely_t timely_t; +typedef void (*timely_cb_t)(timely_t *timely, int64_t frames, LV2_URID type, + void *data); + +typedef enum _timely_mask_t { + TIMELY_MASK_BAR_BEAT = (1 << 0), + TIMELY_MASK_BAR = (1 << 1), + TIMELY_MASK_BEAT_UNIT = (1 << 2), + TIMELY_MASK_BEATS_PER_BAR = (1 << 3), + TIMELY_MASK_BEATS_PER_MINUTE = (1 << 4), + TIMELY_MASK_FRAME = (1 << 5), + TIMELY_MASK_FRAMES_PER_SECOND = (1 << 6), + TIMELY_MASK_SPEED = (1 << 7), + TIMELY_MASK_BAR_BEAT_WHOLE = (1 << 8), + TIMELY_MASK_BAR_WHOLE = (1 << 9) +} timely_mask_t; + +struct _timely_t { + struct { + LV2_URID atom_object; + LV2_URID atom_blank; + LV2_URID atom_resource; + + LV2_URID time_position; + LV2_URID time_barBeat; + LV2_URID time_bar; + LV2_URID time_beatUnit; + LV2_URID time_beatsPerBar; + LV2_URID time_beatsPerMinute; + LV2_URID time_frame; + LV2_URID time_framesPerSecond; + LV2_URID time_speed; + } urid; + + struct { + float bar_beat; + int64_t bar; + + int32_t beat_unit; + float beats_per_bar; + float beats_per_minute; + + int64_t frame; + float frames_per_second; + + float speed; + } pos; + + float multiplier; + + double frames_per_beat; + double frames_per_bar; + + struct { + double beat; + double bar; + } offset; + + bool first; + timely_mask_t mask; + timely_cb_t cb; + void *data; +}; + +#define TIMELY_URI_BAR_BEAT(timely) ((timely)->urid.time_barBeat) +#define TIMELY_URI_BAR(timely) ((timely)->urid.time_bar) +#define TIMELY_URI_BEAT_UNIT(timely) ((timely)->urid.time_beatUnit) +#define TIMELY_URI_BEATS_PER_BAR(timely) ((timely)->urid.time_beatsPerBar) +#define TIMELY_URI_BEATS_PER_MINUTE(timely) ((timely)->urid.time_beatsPerMinute) +#define TIMELY_URI_FRAME(timely) ((timely)->urid.time_frame) +#define TIMELY_URI_FRAMES_PER_SECOND(timely) ((timely)->urid.time_framesPerSecond) +#define TIMELY_URI_SPEED(timely) ((timely)->urid.time_speed) + +#define TIMELY_BAR_BEAT_RAW(timely) ((timely)->pos.bar_beat) +#define TIMELY_BAR_BEAT(timely) (floor((timely)->pos.bar_beat) \ + + (timely)->offset.beat / (timely)->frames_per_beat) +#define TIMELY_BAR(timely) ((timely)->pos.bar) +#define TIMELY_BEAT_UNIT(timely) ((timely)->pos.beat_unit) +#define TIMELY_BEATS_PER_BAR(timely) ((timely)->pos.beats_per_bar) +#define TIMELY_BEATS_PER_MINUTE(timely) ((timely)->pos.beats_per_minute) +#define TIMELY_FRAME(timely) ((timely)->pos.frame) +#define TIMELY_FRAMES_PER_SECOND(timely) ((timely)->pos.frames_per_second) +#define TIMELY_SPEED(timely) ((timely)->pos.speed) + +#define TIMELY_FRAMES_PER_BEAT(timely) ((timely)->frames_per_beat) +#define TIMELY_FRAMES_PER_BAR(timely) ((timely)->frames_per_bar) + +void +timely_init(timely_t *timely, LV2_URID_Map *map, double rate, + timely_mask_t mask, timely_cb_t cb, void *data); + +void +timely_set_multiplier(timely_t *timely, float multiplier); + +int +timely_advance_body(timely_t *timely, uint32_t size, uint32_t type, + const LV2_Atom_Object_Body *body, uint32_t from, uint32_t to); + +int +timely_advance(timely_t *timely, const LV2_Atom_Object *obj, + uint32_t from, uint32_t to); + +#endif // _LV2_TIMELY_H_ -- 2.38.5