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nerfstudio/scripts/viewer/run_viewer.py
2023-04-18 16:55:38 -07:00

109 lines
3.2 KiB
Python

#!/usr/bin/env python
"""
Starts viewer in eval mode.
"""
from __future__ import annotations
import time
from dataclasses import dataclass, field, fields
from pathlib import Path
import tyro
from rich.console import Console
from nerfstudio.configs.base_config import ViewerConfig
from nerfstudio.engine.trainer import TrainerConfig
from nerfstudio.pipelines.base_pipeline import Pipeline
from nerfstudio.utils import writer
from nerfstudio.utils.eval_utils import eval_setup
from nerfstudio.viewer.server.viewer_state import ViewerState
CONSOLE = Console(width=120)
@dataclass
class ViewerConfigWithoutNumRays(ViewerConfig):
"""Configuration for viewer instantiation"""
num_rays_per_chunk: tyro.conf.Suppress[int] = -1
def as_viewer_config(self):
"""Converts the instance to ViewerConfig"""
return ViewerConfig(**{x.name: getattr(self, x.name) for x in fields(self)})
@dataclass
class RunViewer:
"""Load a checkpoint and start the viewer."""
load_config: Path
"""Path to config YAML file."""
viewer: ViewerConfigWithoutNumRays = field(default_factory=ViewerConfigWithoutNumRays)
"""Viewer configuration"""
def main(self) -> None:
"""Main function."""
config, pipeline, _, step = eval_setup(
self.load_config,
eval_num_rays_per_chunk=None,
test_mode="test",
)
num_rays_per_chunk = config.viewer.num_rays_per_chunk
assert self.viewer.num_rays_per_chunk == -1
config.vis = "viewer"
config.viewer = self.viewer.as_viewer_config()
config.viewer.num_rays_per_chunk = num_rays_per_chunk
_start_viewer(config, pipeline, step)
def save_checkpoint(self, *args, **kwargs):
"""
Mock method because we pass this instance to viewer_state.update_scene
"""
def _start_viewer(config: TrainerConfig, pipeline: Pipeline, step: int):
"""Starts the viewer
Args:
config: Configuration of pipeline to load
pipeline: Pipeline instance of which to load weights
step: Step at which the pipeline was saved
"""
base_dir = config.get_base_dir()
viewer_log_path = base_dir / config.viewer.relative_log_filename
viewer_state = ViewerState(
config.viewer,
log_filename=viewer_log_path,
datapath=pipeline.datamanager.get_datapath(),
pipeline=pipeline,
)
banner_messages = [f"Viewer at: {viewer_state.viewer_url}"]
# We don't need logging, but writer.GLOBAL_BUFFER needs to be populated
config.logging.local_writer.enable = False
writer.setup_local_writer(config.logging, max_iter=config.max_num_iterations, banner_messages=banner_messages)
assert viewer_state and pipeline.datamanager.train_dataset
viewer_state.init_scene(
dataset=pipeline.datamanager.train_dataset,
train_state="completed",
)
viewer_state.viser_server.set_training_state("completed")
viewer_state.update_scene(step=step)
while True:
time.sleep(0.01)
def entrypoint():
"""Entrypoint for use with pyproject scripts."""
tyro.extras.set_accent_color("bright_yellow")
tyro.cli(RunViewer).main()
if __name__ == "__main__":
entrypoint()
# For sphinx docs
get_parser_fn = lambda: tyro.extras.get_parser(RunViewer) # noqa