COZY COZY WORLD

I am an ordinary Japanese salaryman in his 50's.
The posts are mostly about my attempts at programming which I have taken up recently to maintain logical thinking.
And a bit about my travels around the country.

Home: ようこそ！

cedarcantab

Apr 23 min read

p2 HeightField

var Shape = require('./Shape') , vec2 = require('../math/vec2') , shallowClone = require('../utils/Utils').shallowClone; ...

5 views0 comments

cedarcantab

Mar 315 min read

SPH

https://hmbd.wordpress.com/2019/03/24/references-on-smooth-particle-hydrodynamics-sph/ sketch.js // Fluid Simulation // Daniel Shiffman...

3 views0 comments

cedarcantab

Mar 303 min read

Gift Wrapping Algorithm Convex Hull

There are many different convex hull algorithms. I looked at several, including Jarvis March, Graham Scan and QuickHull. Simplest is...

4 views0 comments

cedarcantab

Mar 264 min read

gaussian elimination 1

Gaussian elimination, also known as row reduction, is an algorithm for solving systems of linear equations. It consists of a sequence of...

4 views0 comments

cedarcantab

Mar 264 min read

Verlet Physics Part 2+ Rope

Particle class class Point { constructor(x, y, vx, vy, radius) { this.pos = new Phaser.Math.Vector2(x, y); this.oldpos = new...

6 views0 comments

cedarcantab

Mar 262 min read

Verlet Physics Rigid Body

class Dot extends Phaser.Geom.Point { constructor(scene, x, y, vx, vy) { super(x, y); this.scene = scene; this.graphics =...

4 views0 comments

cedarcantab

Mar 252 min read

Viscosity

class Simulation{ constructor(){ this.particles = []; this.AMOUNT_PARTICLES = 2000; this.VELOCITY_DAMPING = 0.99; this.GRAVITY = new...

6 views0 comments

cedarcantab

Mar 244 min read

Graham Scan convex hull algorithm

The Graham scan algorithm is a simple and efficient method for computing the convex hull of a set of 2-dimensional points. Let’s break...

4 views0 comments

cedarcantab

Mar 244 min read

Divide and Conquer convex hull algorithm

The Divide and Conquer Convex Hull Algorithm is a powerful method for finding the convex hull of a set of 2-dimensional points. Let’s...

3 views0 comments

cedarcantab

Mar 246 min read

Andrew's Monotone Chain convex hull algorithm

Andrew’s monotone chain convex hull algorithm is a method for constructing the convex hull of a set of 2-dimensional points. Let’s break...

1 view0 comments

cedarcantab

Mar 249 min read

Eulerian Fluid Simulator

var canvas = document.getElementById("myCanvas"); var c = canvas.getContext("2d"); canvas.width = window.innerWidth - 20; canvas.height =...

4 views0 comments

cedarcantab

Mar 242 min read

Double Density Relaxation

class Simulation{ constructor(){ this.particles = []; this.AMOUNT_PARTICLES = 2000; this.VELOCITY_DAMPING = 1; this.GRAVITY = new...

1 view0 comments

cedarcantab

Mar 243 min read

Hash based grid

class Particle{ constructor(position){ this.position = position; this.prevPosition = position; this.velocity = new Vector2(0,0);...

4 views0 comments

cedarcantab

Mar 246 min read

GJK - EPA

Simplex becomes a polytope when you start adding vertices to it. The Expanding Polytope Algorithm (EPA) is a method used in computational...

3 views0 comments

cedarcantab

Mar 243 min read

GJK in Javascript, Part 3: Baycentric Coordinates

class GJKResult { constructor() { this.collide = false; this.simplex = new Simplex(); } } const GJK_MAX_ITERATION = 20; // params b1,...

3 views0 comments

cedarcantab

Mar 218 min read

s2 Solver xpbd

Solver2d.h // SPDX-FileCopyrightText: 2024 Erin Catto // SPDX-License-Identifier: MIT #pragma once #include <stdint.h> typedef struct...

2 views0 comments

cedarcantab

Mar 212 min read

Least Squares Method

The least squares method is a mathematical technique used to find the best-fitting curve for a given set of data points. It aims to...

5 views0 comments

cedarcantab

Mar 203 min read

Newton's method

Newton’s Method for Nonlinear Equations Newton’s method is a powerful iterative algorithm used to find the roots (or solutions) of...

1 view0 comments

cedarcantab

Mar 200 min read

Muller

1 view0 comments

cedarcantab

Mar 193 min read

User Interaction in 3D World: Grabber

This is me trying to understand the code frmo this video https://youtu.be/iH_UgUb-LYM?si=-2cjlL4BFnEuZHaL A Ball to grab hold of //...

6 views0 comments

Home: Blog2

Home: 配信登録

COZY COZY WORLD

Subscribe Form

Subscribe Form