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@oseiskar
oseiskar / jupyter-scala-breeze-viz-poc.ipynb
Created September 25, 2016 18:14
Proof of Concept: jupyter-scala with embedded images from breeze-viz
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// Processing code by Etienne JACOB
// motion blur template by beesandbombs
// opensimplexnoise code in another tab might be necessary
// --> code here : https://gist.github.com/Bleuje/fce86ef35b66c4a2b6a469b27163591e
int[][] result;
float t, c;
float ease(float p) {
import { Box, useDimensions, useSafeAreaInsets } from '@th3rdwave/ui';
import * as React from 'react';
import { updateSafeAreaInsets } from './metrics';
/**
* This is a hack to simulate iOS keyboard behavior on Android. We use the
* keyboard behavior that causes the window to resize and make sure
* the min height stays the same when we detect that the keyboard opens.
*/
export function AppMinHeightWrapper({
@steveruizok
steveruizok / castRay.tsx
Created October 4, 2020 19:41
A minimal ray-casting function.
export type RayOptions = {
max?: number
min?: number
start?: number
}
/**
* Casts a ray in a given direction and check if it hits something.
* @param from - [x, y]
@onderaltintas
onderaltintas / degrees2meters.js
Last active April 12, 2022 01:38 — forked from springmeyer/degress2meters.js
javascript coordinate conversions between 900913(3857) - 4326(lat lon)
var degrees2meters = function(lon,lat) {
var x = lon * 20037508.34 / 180;
var y = Math.log(Math.tan((90 + lat) * Math.PI / 360)) / (Math.PI / 180);
y = y * 20037508.34 / 180;
return [x, y]
}
//test
lon= -77.035974
lat = 38.898717
@threepointone
threepointone / glam-for-css-folks.md
Last active September 4, 2022 07:43
why css purists will love glam

I made a little styling lib called glam

(some features are in development)

one

let's start off with the simplest use case. we'll make an 'index.html' page, and assume we've setup our js bundler to output bundle.js

@steveruizok
steveruizok / cache.ts
Last active March 31, 2023 14:43
weak map gist
export class Cache<T extends object, K> {
items = new WeakMap<T, K>()
get<P extends T>(item: P, cb: (item: P) => K) {
if (!this.items.has(item)) {
this.items.set(item, cb(item))
}
return this.items.get(item)!
}
#define BINKGL_LIST \
/* ret, name, params */ \
GLE(void, LinkProgram, GLuint program) \
GLE(void, GetProgramiv, GLuint program, GLenum pname, GLint *params) \
GLE(GLuint, CreateShader, GLenum type) \
GLE(void, ShaderSource, GLuint shader, GLsizei count, const GLchar* const *string, const GLint *length) \
GLE(void, CompileShader, GLuint shader) \
GLE(void, GetShaderiv, GLuint shader, GLenum pname, GLint *params) \
GLE(void, GetShaderInfoLog, GLuint shader, GLsizei bufSize, GLsizei *length, GLchar *infoLog) \
GLE(void, DeleteShader, GLuint shader) \
@migurski
migurski / gl-boilerplate.js
Created February 24, 2013 18:32
WebGL GeoJSON tile rendering
function linkProgram(gl, vsource, fsource)
{
if(gl == undefined)
{
alert("Your browser does not support WebGL, try Google Chrome? Sorry.");
throw "Your browser does not support WebGL, try Google Chrome? Sorry.";
}
var program = gl.createProgram(),
vshader = createShader(gl, vsource, gl.VERTEX_SHADER),
@knowbody
knowbody / ex-navigation.md
Last active July 17, 2023 10:14
My exponent's ex-navigation docs/thoughts

Exponent - ex-navigation

This is for now, for my personal use only, things might not be correctly explained here. For the official docs please check: https://github.com/exponentjs/ex-navigation/blob/master/README.md

Navigation bar configuration

On every screen you can use the built-in navigation bar, you can add a title, left button, right button or change navigation bar’s style. All you need to do is pass appropriate params to navigationBar in the route configuration:

import React, { Component } from 'react';