def project_from_timeline(timeline: Timeline) -> Project:
"""Render a Timeline to a SunVox project."""
project = Project()
# 120 BPM, 48 ticks per quarter note
project.initial_bpm = 120 * 2
project.initial_tpl = 1
voice_modules = dict((voice, voice.sunvox_module()) for voice in set(
part.voice for part in timeline.parts))
modules = list(voice_modules.values())
project += modules
project.output << modules
for placed_phrase in timeline:
p = placed_phrase.phrase
ticks = p.ticks
for i, part in enumerate(p.parts):
pattern = Pattern(
tracks=16,
x=placed_phrase.x,
y=placed_phrase.y + i * 10,
lines=ticks,
)
project += pattern
reserved = set()
module = voice_modules[part.voice]
mm = module.index + 1
for placed_note in p:
if placed_note.part is part:
start_tick = p.placed_note_on_tick(placed_note)
stop_tick = p.placed_note_off_tick(placed_note)
for nn in placed_note.notes:
track = 0
while (start_tick, track) in reserved:
track += 1
assert track < 16, \
f'Track overflow at {start_tick}'
cell = pattern.data[start_tick][track]
if nn.pitch.sp_value is not None:
cell.note = SET_PITCH
cell.val = nn.pitch.sp_value
else:
cell.note = nn.pitch.sunvox_note
cell.module = mm
for tick in range(start_tick, stop_tick + 1):
if tick < ticks:
reserved.add((tick, track))
if stop_tick < ticks:
cell = pattern.data[stop_tick][track]
cell.note = NOTE_OFF
return project
def dump(props, patch, output_dir, dirname):
patch_dir = f"{output_dir}/{dirname}/{patch['name']}"
os.makedirs(patch_dir, exist_ok=True)
proj = Project()
proj.initial_bpm = props["bpm"]
proj.initial_tpl = props["tpl"]
layout = module_layout(len(patch["modules"]))
for i, mod in enumerate(reversed(patch["modules"][:-1])):
mod.x, mod.y = layout[i]
proj.attach_module(mod)
for i in range(len(proj.modules) - 1):
proj.connect(proj.modules[i + 1], proj.modules[i])
proj.patterns.append(patch["pattern"])
destfilename = f"{patch_dir}/{patch['x']}.sunvox"
with open(destfilename, "wb") as f:
proj.write_to(f)
def dump(props, patch, output_dir, dirname):
patch_dir = f"{output_dir}/{dirname}/{patch['name']}"
os.makedirs(patch_dir, exist_ok=True)
proj = Project()
proj.initial_bpm = props["bpm"]
proj.initial_tpl = props["tpl"]
layout = module_layout(len(patch["modules"]))
for i, mod in enumerate(reversed(patch["modules"][:-1])):
mod.x, mod.y = layout[i]
proj.attach_module(mod)
for i in range(len(proj.modules) - 1):
proj.connect(proj.modules[i + 1], proj.modules[i])
proj.patterns.append(patch["pattern"])
destfilename = f"{patch_dir}/{patch['x']}.sunvox"
with open(destfilename, "wb") as f:
proj.write_to(f)