acidleaf / Tilecode LUT

Created December 25, 2018 08:41

Lookup table for tilemap tile connectivity

	// This LUT follows the following tile code:
	// 1 2 4
	// 8 X 16
	// 32 64 128
	static const int NUM_DIR = 8;
	static const glm::ivec2 dir[NUM_DIR] = {
	{ -1, -1 },
	{ 0, -1 },
	{ 1, -1 },
	{ -1, 0 },

acidleaf / clean-up-boot-partition-ubuntu.md

Created May 18, 2018 07:44 — forked from ipbastola/clean-up-boot-partition-ubuntu.md

Safest way to clean up boot partition - Ubuntu 14.04LTS-x64

Case I: if /boot is not 100% full and apt is working

$ uname -r

acidleaf / FPS.h

Created July 19, 2016 11:54

Simple FPS Counter

	#ifndef __FPS_H__
	#define __FPS_H__

	// FPS Counter class
	// Keep an instance in the main app context, and call update every frame
	// Use the () operator to get the current FPS

	class FPSCounter {
	private:
	unsigned long _frames = 0;

acidleaf / checker.h

Created March 13, 2015 02:48

Generates a checker texture

	uint8_t* checkerTexture(int w, int h, int num) {
	const int dataSize = w * h * 3;
	uint8_t* texData = new uint8_t[dataSize];

	uint8_t c1r = 0x25, c1g = 0x25, c1b = 0x25;
	uint8_t c2r = 0x30, c2g = 0x30, c2b = 0x30;

	for (int i = 0; i < h; ++i) {
	bool odd = true;
	if ((i / num) % 2) odd = false;

acidleaf / Elapsed.h

Last active August 29, 2015 14:16

C++11 std::chrono Timer

	#ifndef __ELAPSED_H__
	#define __ELAPSED_H__

	/*
	Simple C++11 timer class to profile your function calls, etc.
	Usage:
	Elapsed e;

	e.begin();
	myFunctionToBeProfiled();

acidleaf / random.h

Last active August 29, 2015 14:13

C++11 RNG Wrapper

	#ifndef __RANDOM_H__
	#define __RANDOM_H__


	// Wrapper for the C++11 random generators

	#include <chrono>
	#include <random>

	class Random {

acidleaf / pbo.cc

Last active August 29, 2015 14:07

OpenGL 3.3 PBO Code

	void init() {
	// Generate PBO
	glGenBuffers(1, &_pbo);
	glBindBuffer(GL_PIXEL_UNPACK_BUFFER, _pbo);
	glBufferData(GL_PIXEL_UNPACK_BUFFER, TEX_SIZE * TEX_SIZE * 3, nullptr, GL_STREAM_DRAW);
	glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);


	// Generate a texture
	glGenTextures(1, &_texID);

acidleaf / ZSH Prompt

Last active August 29, 2015 13:56

ZSH Prompt

acidleaf / vec2.h

Last active June 28, 2024 07:40

C++ 2D Vector

	/*
	Copyright (c) 2020 Chan Jer Shyan

	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
	furnished to do so, subject to the following conditions: