monkstone’s gists

monkstone / pentaflake.rb

Last active June 18, 2020 05:39

Fulfill Rosetta Code Pentaflake

	# frozen_string_literal: true

	require 'picrate'

	THETA = Math::PI * 2 / 5
	SCALE_FACTOR = (3 - Math.sqrt(5)) / 2
	MARGIN = 20
	class PentagonSketch < Processing::App
	attr_reader :center, :pentagons, :radius
	def settings

monkstone / GLSLVersions.txt

Last active June 8, 2020 08:11

Manjaro Video Driver

1.10, 1.20 and 1.0 ES, 3.0 ES

monkstone / manjaro_install.sh

Last active October 16, 2020 09:56

Installer for PiCrate on Manjaro ARM

	#!/usr/bin/env bash
	# Bash Script to install PiCrate and dependencies on Manjaro Arm
	# anticipating JRuby-9.3.0.0 which will match MRI ruby-2.6
	MRI_RUBY="2.6.0"
	GEM_RC="${HOME}/.gemrc"
	GEM="${HOME}/.gem/ruby/${MRI_RUBY}"

	function gem_rc {
	if [[ (-f ${GEM_RC}) ]]
	then

monkstone / blue_marble.rb

Created April 14, 2020 09:43

Reafactored Blue Marble PiCrate

	# frozen_string_literal: true

	require 'picrate'
	# Earth model with bump mapping, specular texture and dynamic cloud layer.
	# Adapted from the THREE.js tutorial to processing by Andres Colubri,
	# translated to picrate by Martin Prout:
	# http://learningthreejs.com/blog/2013/09/16/how-to-make-the-earth-in-webgl/
	class BlueMarble < Processing::App
	attr_reader :cloud_shader, :clouds, :earth, :earth_shader, :earth_rotation
	attr_reader :clouds_rotation, :target_angle

monkstone / picrate13_install.sh

Last active September 26, 2021 07:55

Auto Installer for picrate-2.5.0

	#!/usr/bin/env bash
	# Bash Script to install PiCrate and dependencies on Raspbian Buster
	# JAVA_PATH="/opt/jdk13"
	# JAVA_PATH="/usr/lib/jvm/java-8-openjdk-armhf"
	JAVA_PATH="/usr/lib/jvm/java-11-openjdk-armhf"
	JRUBY_VERSION="9.0.0.0"
	MRI="2.5.0"
	JRUBY_PATH="/opt/jruby-${JRUBY_VERSION}"
	GEM="${HOME}/.gem/ruby/${MRI}"
	GEMRC="${HOME}/.gemrc"

monkstone / glxinfo.md

Last active March 21, 2020 15:07

glxinfo on raspberrypi

Legacy Renderer RaspberryPI 3B+

direct rendering: Yes
    GLX_MESA_multithread_makecurrent, GLX_MESA_query_renderer, 
    GLX_EXT_visual_rating, GLX_MESA_copy_sub_buffer, GLX_MESA_query_renderer, 
Extended renderer info (GLX_MESA_query_renderer):
OpenGL renderer string: llvmpipe (LLVM 9.0.1, 128 bits)
    GL_ARB_compute_shader, GL_ARB_conditional_render_inverted, 
    GL_MESA_ycbcr_texture, GL_NV_conditional_render, GL_NV_depth_clamp, 
    GL_ARB_conditional_render_inverted, GL_ARB_conservative_depth,

monkstone / picrate2_install.sh

Last active September 25, 2021 15:00

Installer file for picrate-2.0

	#!/usr/bin/env bash
	# Bash Script to install PiCrate and dependencies on Raspbian Buster
	JAVA_PATH="/usr/lib/jvm/java-11-openjdk-armhf"
	JRUBY_VERSION="9.3.0.0
	MRI_RUBY="2.6.0"
	JRUBY_PATH="/opt/jruby-${JRUBY_VERSION}"
	GEM_RC="${HOME}/.gemrc"
	GEM="${HOME}/.gem/ruby/${MRI_RUBY}"
	JDK_PROFILE="/etc/profile.d/jdk_home.sh"
	JDK_STRING="export JAVA_HOME=\$(readlink -f /usr/bin/javac \| sed \"s:/bin/javac::\")"

monkstone / more.sh

Last active November 14, 2019 19:26

More

	#!/usr/bin/env bash
	# JAVA_PATH="/opt/jdk13"
	JAVA_PATH="/usr/lib/jvm/java-8-openjdk-armhf"
	# JAVA_PATH="/usr/lib/jvm/java-11-openjdk-armhf"
	JRUBY_VERSION="9.2.9.0"
	MRI_RUBY="2.5.0"
	JRUBY_PATH="/opt/jruby/${JRUBY_VERSION}"
	GEM="${HOME}/.gem/ruby/${MRI_RUBY}"

	function wget_jruby {

monkstone / buster_install.sh

Last active June 20, 2021 09:04

Complete installer for PiCrate (on Buster Raspbian) including jdk and jruby dependencies

	#!/usr/bin/env bash
	# Bash Script to install PiCrate and dependencies on Raspbian Buster
	# JAVA_PATH="/opt/jdk13"
	JAVA_PATH="/usr/lib/jvm/java-11-openjdk-armhf"
	# JAVA_PATH="/usr/lib/jvm/java-11-openjdk-armhf"
	JRUBY_VERSION="9.2.19.0"
	MRI_RUBY="2.5.0"
	JRUBY_PATH="/opt/jruby-${JRUBY_VERSION}"
	GEM="${HOME}/.gem/ruby/${MRI_RUBY}"

monkstone / install.sh

Created November 3, 2019 14:17

Oracle jdk8 on raspberrypi

	sudo update-alternatives --install /usr/bin/java java /opt/jdk1.8.0_231/jre/bin/jar 100
	sudo update-alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_231/bin/javac 100
	sudo update-alternatives --install /usr/bin/jar jar /opt/jdk1.8.0_231/bin/jar 100

	export JAVA_HOME=/opt/jdk1.8.0_231
	sudo jgem install jruby-launcher
	Building native extensions. This could take a while...
	Successfully installed jruby-launcher-1.1.10-java
	1 gem installed

Martin Prout monkstone

Legacy Renderer RaspberryPI 3B+