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image of earth

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root 2025-04-24 07:22:00 +00:00
parent 9c527bec23
commit 5ac636a99c
4 changed files with 32 additions and 3 deletions
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1
.gitattributes vendored Normal file
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@ -0,0 +1 @@
atlas1.jpg filter=lfs diff=lfs merge=lfs -text

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assets.json Normal file
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@ -0,0 +1 @@
{"atlas1.jpg":"https://www.paul-reed.co.uk/images/atlas1.jpg"}

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atlas1.jpg (Stored with Git LFS) Normal file
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30
sketch.js
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@ -1,6 +1,13 @@
let charges = new Map(); let charges = new Map();
let counter = 0; let counter = 0;
let sphere_mode = 'circles';
let sphere_radius = 200;
function preload() {
earth = loadImage("atlas1.jpg");
}
function setup() { function setup() {
createCanvas(600, 600, WEBGL); createCanvas(600, 600, WEBGL);
} }
@ -10,7 +17,7 @@ function draw() {
background(50); background(50);
make_lights(); make_lights();
draw_sphere(200, 25); draw_sphere(sphere_radius, 25);
} }
function draw_sphere(radius, n_axis_circles) { function draw_sphere(radius, n_axis_circles) {
@ -21,7 +28,7 @@ function draw_sphere(radius, n_axis_circles) {
rotateX(TAU / 4); rotateX(TAU / 4);
draw_circles( draw_circles(
radius, radius,
n_axis_circles, sphere_mode === 'earth' ? 2 : n_axis_circles,
color(0x00, 0x9f, 0xff), color(0x00, 0x9f, 0xff),
color(0xff, 0x9f, 0x00), color(0xff, 0x9f, 0x00),
); );
@ -30,11 +37,22 @@ function draw_sphere(radius, n_axis_circles) {
rotateY(TAU / 4); rotateY(TAU / 4);
draw_circles( draw_circles(
radius, radius,
n_axis_circles, sphere_mode === 'earth' ? 2 : n_axis_circles,
color(0xff, 0x00, 0xff), color(0xff, 0x00, 0xff),
color(0x00, 0xff, 0x00), color(0x00, 0xff, 0x00),
); );
pop(); pop();
if (sphere_mode === 'earth') {
noStroke();
noFill();
tint(0xff, 0x9f);
texture(earth);
push();
rotateY(TAU / 4);
sphere(radius);
pop();
}
} }
function draw_circles(radius, n_circles, pole_1_color, pole_2_color) { function draw_circles(radius, n_circles, pole_1_color, pole_2_color) {
@ -64,3 +82,9 @@ function make_lights() {
directionalLight(0x1f, 0x1f, 0x1f, light); directionalLight(0x1f, 0x1f, 0x1f, light);
ambientLight(0xbf); ambientLight(0xbf);
} }
function keyPressed() {
if (key == 'd') {
sphere_mode = sphere_mode === 'earth' ? 'circles' : 'earth';
}
}