323 lines
14 KiB
C
323 lines
14 KiB
C
/*
|
|
* This file is part of the Micro Python project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2021 Artyom Skrobov
|
|
* Copyright (c) 2023 Jeff Epler for Adafruit Industries
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
|
|
#include "py/objproperty.h"
|
|
#include "py/runtime.h"
|
|
#include "shared-bindings/util.h"
|
|
#include "shared-bindings/synthio/__init__.h"
|
|
#include "shared-bindings/synthio/Note.h"
|
|
#include "shared-module/synthio/Note.h"
|
|
|
|
static const mp_arg_t note_properties[] = {
|
|
{ MP_QSTR_frequency, MP_ARG_OBJ | MP_ARG_REQUIRED, {.u_obj = NULL } },
|
|
{ MP_QSTR_panning, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_ROM_INT(0) } },
|
|
{ MP_QSTR_amplitude, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_ROM_INT(1) } },
|
|
{ MP_QSTR_bend, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_ROM_INT(0) } },
|
|
{ MP_QSTR_waveform, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_ROM_NONE } },
|
|
{ MP_QSTR_envelope, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_ROM_NONE } },
|
|
{ MP_QSTR_filter, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_ROM_INT(1) } },
|
|
{ MP_QSTR_ring_frequency, MP_ARG_OBJ, {.u_obj = MP_ROM_INT(0) } },
|
|
{ MP_QSTR_ring_bend, MP_ARG_OBJ, {.u_obj = MP_ROM_INT(0) } },
|
|
{ MP_QSTR_ring_waveform, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_ROM_NONE } },
|
|
};
|
|
//| class Note:
|
|
//| def __init__(
|
|
//| self,
|
|
//| *,
|
|
//| frequency: float,
|
|
//| panning: BlockInput = 0.0,
|
|
//| waveform: Optional[ReadableBuffer] = None,
|
|
//| envelope: Optional[Envelope] = None,
|
|
//| amplitude: BlockInput = 0.0,
|
|
//| bend: BlockInput = 0.0,
|
|
//| ring_frequency: float = 0.0,
|
|
//| ring_bend: float = 0.0,
|
|
//| ring_waveform: Optional[ReadableBuffer] = 0.0,
|
|
//| ) -> None:
|
|
//| """Construct a Note object, with a frequency in Hz, and optional panning, waveform, envelope, tremolo (volume change) and bend (frequency change).
|
|
//|
|
|
//| If waveform or envelope are `None` the synthesizer object's default waveform or envelope are used.
|
|
//|
|
|
//| If the same Note object is played on multiple Synthesizer objects, the result is undefined.
|
|
//| """
|
|
STATIC mp_obj_t synthio_note_make_new(const mp_obj_type_t *type_in, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
|
|
mp_arg_val_t args[MP_ARRAY_SIZE(note_properties)];
|
|
mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(note_properties), note_properties, args);
|
|
|
|
synthio_note_obj_t *self = m_new_obj(synthio_note_obj_t);
|
|
self->base.type = &synthio_note_type;
|
|
|
|
mp_obj_t result = MP_OBJ_FROM_PTR(self);
|
|
properties_construct_helper(result, note_properties, args, MP_ARRAY_SIZE(note_properties));
|
|
|
|
return result;
|
|
};
|
|
|
|
//| frequency: float
|
|
//| """The base frequency of the note, in Hz."""
|
|
STATIC mp_obj_t synthio_note_get_frequency(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return mp_obj_new_float(common_hal_synthio_note_get_frequency(self));
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_frequency_obj, synthio_note_get_frequency);
|
|
|
|
STATIC mp_obj_t synthio_note_set_frequency(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_frequency(self, mp_obj_get_float(arg));
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_frequency_obj, synthio_note_set_frequency);
|
|
MP_PROPERTY_GETSET(synthio_note_frequency_obj,
|
|
(mp_obj_t)&synthio_note_get_frequency_obj,
|
|
(mp_obj_t)&synthio_note_set_frequency_obj);
|
|
|
|
//| filter: bool
|
|
//| """True if the note should be processed via the synthesizer's FIR filter."""
|
|
STATIC mp_obj_t synthio_note_get_filter(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return mp_obj_new_bool(common_hal_synthio_note_get_filter(self));
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_filter_obj, synthio_note_get_filter);
|
|
|
|
STATIC mp_obj_t synthio_note_set_filter(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_filter(self, mp_obj_is_true(arg));
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_filter_obj, synthio_note_set_filter);
|
|
MP_PROPERTY_GETSET(synthio_note_filter_obj,
|
|
(mp_obj_t)&synthio_note_get_filter_obj,
|
|
(mp_obj_t)&synthio_note_set_filter_obj);
|
|
|
|
//| panning: BlockInput
|
|
//| """Defines the channel(s) in which the note appears.
|
|
//|
|
|
//| -1 is left channel only, 0 is both channels, and 1 is right channel.
|
|
//| For fractional values, the note plays at full amplitude in one channel
|
|
//| and partial amplitude in the other channel. For instance -.5 plays at full
|
|
//| amplitude in the left channel and 1/2 amplitude in the right channel."""
|
|
STATIC mp_obj_t synthio_note_get_panning(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_synthio_note_get_panning(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_panning_obj, synthio_note_get_panning);
|
|
|
|
STATIC mp_obj_t synthio_note_set_panning(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_panning(self, arg);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_panning_obj, synthio_note_set_panning);
|
|
MP_PROPERTY_GETSET(synthio_note_panning_obj,
|
|
(mp_obj_t)&synthio_note_get_panning_obj,
|
|
(mp_obj_t)&synthio_note_set_panning_obj);
|
|
|
|
|
|
//| amplitude: BlockInput
|
|
//| """The relative amplitude of the note, from 0 to 1
|
|
//|
|
|
//| An amplitude of 0 makes the note inaudible. It is combined multiplicatively with
|
|
//| the value from the note's envelope.
|
|
//|
|
|
//| To achieve a tremolo effect, attach an LFO here."""
|
|
STATIC mp_obj_t synthio_note_get_amplitude(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_synthio_note_get_amplitude(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_amplitude_obj, synthio_note_get_amplitude);
|
|
|
|
STATIC mp_obj_t synthio_note_set_amplitude(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_amplitude(self, arg);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_amplitude_obj, synthio_note_set_amplitude);
|
|
MP_PROPERTY_GETSET(synthio_note_amplitude_obj,
|
|
(mp_obj_t)&synthio_note_get_amplitude_obj,
|
|
(mp_obj_t)&synthio_note_set_amplitude_obj);
|
|
|
|
//|
|
|
//| bend: BlockInput
|
|
//| """The pitch bend depth of the note, from -12 to +12
|
|
//|
|
|
//| A depth of 0 plays the programmed frequency. A depth of 1 corresponds to a bend of 1
|
|
//| octave. A depth of (1/12) = 0.0833 corresponds to a bend of 1 semitone,
|
|
//| and a depth of .00833 corresponds to one musical cent.
|
|
//|
|
|
//| To achieve a vibrato or sweep effect, attach an LFO here.
|
|
//| """
|
|
STATIC mp_obj_t synthio_note_get_bend(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_synthio_note_get_bend(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_bend_obj, synthio_note_get_bend);
|
|
|
|
STATIC mp_obj_t synthio_note_set_bend(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_bend(self, arg);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_bend_obj, synthio_note_set_bend);
|
|
MP_PROPERTY_GETSET(synthio_note_bend_obj,
|
|
(mp_obj_t)&synthio_note_get_bend_obj,
|
|
(mp_obj_t)&synthio_note_set_bend_obj);
|
|
|
|
//| waveform: Optional[ReadableBuffer]
|
|
//| """The waveform of this note. Setting the waveform to a buffer of a different size resets the note's phase."""
|
|
STATIC mp_obj_t synthio_note_get_waveform(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_synthio_note_get_waveform_obj(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_waveform_obj, synthio_note_get_waveform);
|
|
|
|
STATIC mp_obj_t synthio_note_set_waveform(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_waveform(self, arg);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_waveform_obj, synthio_note_set_waveform);
|
|
MP_PROPERTY_GETSET(synthio_note_waveform_obj,
|
|
(mp_obj_t)&synthio_note_get_waveform_obj,
|
|
(mp_obj_t)&synthio_note_set_waveform_obj);
|
|
|
|
|
|
//| envelope: Envelope
|
|
//| """The envelope of this note"""
|
|
//|
|
|
STATIC mp_obj_t synthio_note_get_envelope(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_synthio_note_get_envelope_obj(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_envelope_obj, synthio_note_get_envelope);
|
|
|
|
STATIC mp_obj_t synthio_note_set_envelope(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_envelope(self, arg);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_envelope_obj, synthio_note_set_envelope);
|
|
MP_PROPERTY_GETSET(synthio_note_envelope_obj,
|
|
(mp_obj_t)&synthio_note_get_envelope_obj,
|
|
(mp_obj_t)&synthio_note_set_envelope_obj);
|
|
|
|
//| ring_frequency: float
|
|
//| """The ring frequency of the note, in Hz. Zero disables.
|
|
//|
|
|
//| For ring to take effect, both ``ring_frequency`` and ``ring_waveform`` must be set."""
|
|
STATIC mp_obj_t synthio_note_get_ring_frequency(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return mp_obj_new_float(common_hal_synthio_note_get_ring_frequency(self));
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_ring_frequency_obj, synthio_note_get_ring_frequency);
|
|
|
|
STATIC mp_obj_t synthio_note_set_ring_frequency(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_ring_frequency(self, mp_obj_get_float(arg));
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_ring_frequency_obj, synthio_note_set_ring_frequency);
|
|
MP_PROPERTY_GETSET(synthio_note_ring_frequency_obj,
|
|
(mp_obj_t)&synthio_note_get_ring_frequency_obj,
|
|
(mp_obj_t)&synthio_note_set_ring_frequency_obj);
|
|
|
|
//| ring_bend: float
|
|
//| """The pitch bend depth of the note's ring waveform, from -12 to +12
|
|
//|
|
|
//| A depth of 0 plays the programmed frequency. A depth of 1 corresponds to a bend of 1
|
|
//| octave. A depth of (1/12) = 0.0833 corresponds to a bend of 1 semitone,
|
|
//| and a depth of .00833 corresponds to one musical cent.
|
|
//|
|
|
//| To achieve a vibrato or sweep effect on the ring waveform, attach an LFO here.
|
|
//| """
|
|
STATIC mp_obj_t synthio_note_get_ring_bend(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_synthio_note_get_ring_bend(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_ring_bend_obj, synthio_note_get_ring_bend);
|
|
|
|
STATIC mp_obj_t synthio_note_set_ring_bend(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_ring_bend(self, arg);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_ring_bend_obj, synthio_note_set_ring_bend);
|
|
MP_PROPERTY_GETSET(synthio_note_ring_bend_obj,
|
|
(mp_obj_t)&synthio_note_get_ring_bend_obj,
|
|
(mp_obj_t)&synthio_note_set_ring_bend_obj);
|
|
|
|
//| ring_waveform: Optional[ReadableBuffer]
|
|
//| """The ring waveform of this note. Setting the ring_waveform to a buffer of a different size resets the note's phase.
|
|
//|
|
|
//| For ring to take effect, both ``ring_frequency`` and ``ring_waveform`` must be set."""
|
|
//|
|
|
STATIC mp_obj_t synthio_note_get_ring_waveform(mp_obj_t self_in) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
return common_hal_synthio_note_get_ring_waveform_obj(self);
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_1(synthio_note_get_ring_waveform_obj, synthio_note_get_ring_waveform);
|
|
|
|
STATIC mp_obj_t synthio_note_set_ring_waveform(mp_obj_t self_in, mp_obj_t arg) {
|
|
synthio_note_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
common_hal_synthio_note_set_ring_waveform(self, arg);
|
|
return mp_const_none;
|
|
}
|
|
MP_DEFINE_CONST_FUN_OBJ_2(synthio_note_set_ring_waveform_obj, synthio_note_set_ring_waveform);
|
|
MP_PROPERTY_GETSET(synthio_note_ring_waveform_obj,
|
|
(mp_obj_t)&synthio_note_get_ring_waveform_obj,
|
|
(mp_obj_t)&synthio_note_set_ring_waveform_obj);
|
|
|
|
|
|
|
|
static void note_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
|
|
(void)kind;
|
|
properties_print_helper(print, self_in, note_properties, MP_ARRAY_SIZE(note_properties));
|
|
}
|
|
|
|
STATIC const mp_rom_map_elem_t synthio_note_locals_dict_table[] = {
|
|
{ MP_ROM_QSTR(MP_QSTR_frequency), MP_ROM_PTR(&synthio_note_frequency_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_filter), MP_ROM_PTR(&synthio_note_filter_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_panning), MP_ROM_PTR(&synthio_note_panning_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_waveform), MP_ROM_PTR(&synthio_note_waveform_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_envelope), MP_ROM_PTR(&synthio_note_envelope_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_amplitude), MP_ROM_PTR(&synthio_note_amplitude_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_bend), MP_ROM_PTR(&synthio_note_bend_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_ring_frequency), MP_ROM_PTR(&synthio_note_ring_frequency_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_ring_bend), MP_ROM_PTR(&synthio_note_ring_bend_obj) },
|
|
{ MP_ROM_QSTR(MP_QSTR_ring_waveform), MP_ROM_PTR(&synthio_note_ring_waveform_obj) },
|
|
};
|
|
STATIC MP_DEFINE_CONST_DICT(synthio_note_locals_dict, synthio_note_locals_dict_table);
|
|
|
|
const mp_obj_type_t synthio_note_type = {
|
|
{ &mp_type_type },
|
|
.name = MP_QSTR_Note,
|
|
.make_new = synthio_note_make_new,
|
|
.locals_dict = (mp_obj_dict_t *)&synthio_note_locals_dict,
|
|
.print = note_print,
|
|
};
|