Skip to the content

Chikyu Earth地球

A line-drawn globe of the world's countries that turns at the Earth's own rate, with an optional realistic Earth from space and markers for any place.

Chikyu is the Japanese word 地球 for the Earth. About the name

Contents

Reference · The realistic Earth's pure parts

AIR_VERTconstant

The air's program: where the shell is, in the world's own axes (the Earth sits at the origin and does not turn here, the view turns round it).

Import it

import { AIR_VERT } from "@johnmorrisdotca/chikyu-earth/realistic";

Definition

const AIR_VERT: "\nvarying vec3 vWorld;\nvoid main() {\n  vWorld = (modelMatrix * vec4(position, 1.0)).xyz;\n  gl_Position = projectionMatrix * viewMatrix * vec4(vWorld, 1.0);\n}" = `
varying vec3 vWorld;
void main() {
  vWorld = (modelMatrix * vec4(position, 1.0)).xyz;
  gl_Position = projectionMatrix * viewMatrix * vec4(vWorld, 1.0);
}`

Examples

import { AIR_VERT } from "@johnmorrisdotca/chikyu-earth/realistic";
console.log(AIR_VERT.includes("vWorld"));
true

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/chikyu-earth 0.51.1.