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@rossant
rossant / raytracing.py
Last active February 19, 2025 01:38
Very simple ray tracing engine in (almost) pure Python. Depends on NumPy and Matplotlib. Diffuse and specular lighting, simple shadows, reflections, no refraction. Purely sequential algorithm, slow execution.
"""
MIT License
Copyright (c) 2017 Cyrille Rossant
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
@sloria
sloria / recorder.py
Last active April 12, 2024 11:43
WAV recording functionality using pyaudio
# -*- coding: utf-8 -*-
'''recorder.py
Provides WAV recording functionality via two approaches:
Blocking mode (record for a set duration):
>>> rec = Recorder(channels=2)
>>> with rec.open('blocking.wav', 'wb') as recfile:
... recfile.record(duration=5.0)
Non-blocking mode (start and stop recording):