You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
1018 B
39 lines
1018 B
import * as THREE from 'three';
|
|
|
|
function createText( message, height ) {
|
|
|
|
const canvas = document.createElement( 'canvas' );
|
|
const context = canvas.getContext( '2d' );
|
|
let metrics = null;
|
|
const textHeight = 100;
|
|
context.font = 'normal ' + textHeight + 'px Arial';
|
|
metrics = context.measureText( message );
|
|
const textWidth = metrics.width;
|
|
canvas.width = textWidth;
|
|
canvas.height = textHeight;
|
|
context.font = 'normal ' + textHeight + 'px Arial';
|
|
context.textAlign = 'center';
|
|
context.textBaseline = 'middle';
|
|
context.fillStyle = '#ffffff';
|
|
context.fillText( message, textWidth / 2, textHeight / 2 );
|
|
|
|
const texture = new THREE.Texture( canvas );
|
|
texture.needsUpdate = true;
|
|
|
|
const material = new THREE.MeshBasicMaterial( {
|
|
color: 0xffffff,
|
|
side: THREE.DoubleSide,
|
|
map: texture,
|
|
transparent: true,
|
|
} );
|
|
const geometry = new THREE.PlaneGeometry(
|
|
( height * textWidth ) / textHeight,
|
|
height
|
|
);
|
|
const plane = new THREE.Mesh( geometry, material );
|
|
return plane;
|
|
|
|
}
|
|
|
|
export { createText };
|