Skip to content

Instantly share code, notes, and snippets.

Avatar
:octocat:

Nicolas P. Rougier rougier

:octocat:
View GitHub Profile
View poisson-disk-sampling.py
def poisson_disk_sample(width=1.0, height=1.0, radius=0.025, k=30):
# References: Fast Poisson Disk Sampling in Arbitrary Dimensions
# Robert Bridson, SIGGRAPH, 2007
def squared_distance(p0, p1):
return (p0[0]-p1[0])**2 + (p0[1]-p1[1])**2
def random_point_around(p, k=1):
# WARNING: This is not uniform around p but we can live with it
R = np.random.uniform(radius, 2*radius, k)
T = np.random.uniform(0, 2*np.pi, k)
@rougier
rougier / marker-rotation.py
Created Nov 27, 2016
Matplotlib / individual rotation markers using a single path
View marker-rotation.py
# Matplotlib / individual rotation markers using a single path
import numpy as np
import matplotlib.pyplot as plt
from matplotlib.path import Path
from matplotlib.animation import FuncAnimation
from matplotlib.collections import PathCollection
triangle = [[(-0.25, -0.5), (+0.0, +0.5), (+0.25, -0.5), (+0.0, +0.0)],
View convolution_matrix.py
# Author: Jake VanderPlas
# LICENSE: MIT
from __future__ import division
import numpy as np
def convolution_matrix(x, N=None, mode='full'):
"""Compute the Convolution Matrix
@rougier
rougier / cellular-automata-1d.py
Last active Feb 24, 2017
Cellular automata 1D
View cellular-automata-1d.py
# Copyright (2017) Nicolas P. Rougier - BSD license
# Twitter version (140 characters)
# --------------------------------
_='0'
R,C="{:08b}".format(30),_*9+'1'+_*9
for k in range(9):
print(C)
C = _+''.join([R[7-eval('0b'+C[i:i+3])] for i in range(len(C)-2)])+_
@rougier
rougier / main.py
Created Sep 16, 2017 — forked from MorganBorman/main.py
A short example of how to use vertex array objects in PyOpenGL
View main.py
import OpenGL.GL as GL
import OpenGL.GL.shaders
import ctypes
import pygame
import numpy
vertex_shader = """
#version 330
in vec4 position;
@rougier
rougier / beta_bandit.py
Created Jul 7, 2018 — forked from stucchio/beta_bandit.py
The beta-distribution based bayesian bandit algorith,.
View beta_bandit.py
from numpy import *
from scipy.stats import beta
class BetaBandit(object):
def __init__(self, num_options=2, prior=(1.0,1.0)):
self.trials = zeros(shape=(num_options,), dtype=int)
self.successes = zeros(shape=(num_options,), dtype=int)
self.num_options = num_options
self.prior = prior
@rougier
rougier / turbo_colormap.py
Created Aug 20, 2019 — forked from mikhailov-work/turbo_colormap.py
Turbo Colormap Look-up Table
View turbo_colormap.py
# Copyright 2019 Google LLC.
# SPDX-License-Identifier: Apache-2.0
# Author: Anton Mikhailov
turbo_colormap_data = [[0.18995,0.07176,0.23217],[0.19483,0.08339,0.26149],[0.19956,0.09498,0.29024],[0.20415,0.10652,0.31844],[0.20860,0.11802,0.34607],[0.21291,0.12947,0.37314],[0.21708,0.14087,0.39964],[0.22111,0.15223,0.42558],[0.22500,0.16354,0.45096],[0.22875,0.17481,0.47578],[0.23236,0.18603,0.50004],[0.23582,0.19720,0.52373],[0.23915,0.20833,0.54686],[0.24234,0.21941,0.56942],[0.24539,0.23044,0.59142],[0.24830,0.24143,0.61286],[0.25107,0.25237,0.63374],[0.25369,0.26327,0.65406],[0.25618,0.27412,0.67381],[0.25853,0.28492,0.69300],[0.26074,0.29568,0.71162],[0.26280,0.30639,0.72968],[0.26473,0.31706,0.74718],[0.26652,0.32768,0.76412],[0.26816,0.33825,0.78050],[0.26967,0.34878,0.79631],[0.27103,0.35926,0.81156],[0.27226,0.36970,0.82624],[0.27334,0.38008,0.84037],[0.27429,0.39043,0.85393],[0.27509,0.40072,0.86692],[0.27576,0.41097,0.87936],[0.27628,0.42118,0.89123],[0.27667,0.43134,0.90254],[0.27691,0.44145,0.913
@rougier
rougier / numpy-logo.svg
Created Sep 8, 2019
Numpy logo redesign
View numpy-logo.svg
Loading
Sorry, something went wrong. Reload?
Sorry, we cannot display this file.
Sorry, this file is invalid so it cannot be displayed.
@rougier
rougier / agenda.py
Last active Mar 17, 2021
org-mode agenda calendar in the terminal
View agenda.py
#!/usr/bin/env python3
# Copyright 2020 Nicolas P. Rougier - BSD License
#
# from reading org-mode emacs files, display a formated calendar in the
# terminal showing holidays and busy days and upcomiing events.
import holidays # https://pypi.org/project/holidays/
import calendar
import datetime
import orgparse # https://pypi.org/project/orgparse
View gist:fe88cce46f155b6ad31b8e35a0c93564
(require 'org)
(setq-default indent-tabs-mode nil)
(setq org-display-inline-images t)
(setq org-redisplay-inline-images t)
(setq org-startup-with-inline-images "inlineimages")
(setq default-frame-alist
(append (list '(width . 72) '(height . 40))))