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