mirror of
https://github.com/wahyd4/three.js.git
synced 2026-08-19 01:45:57 +10:00
319 lines
9.8 KiB
HTML
319 lines
9.8 KiB
HTML
<!DOCTYPE HTML>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js canvas/webgl - geometry - text</title>
|
|
<meta charset="utf-8">
|
|
<meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"/>
|
|
<style type="text/css">
|
|
body {
|
|
font-family: Monospace;
|
|
background-color: #f0f0f0;
|
|
margin: 0px;
|
|
overflow: hidden;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<canvas id="debug" style="position:absolute; left:100px"></canvas>
|
|
|
|
<script type="text/javascript" src="../build/Three.js"></script>
|
|
|
|
<script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
|
|
<script type="text/javascript" src="js/Stats.js"></script>
|
|
|
|
<!-- load the font file from canvas-text -->
|
|
<script type="text/javascript" src="../src/extras/geometries/Path.js"></script>
|
|
|
|
|
|
<script type="text/javascript">
|
|
|
|
var container, stats;
|
|
|
|
var camera, scene, renderer;
|
|
|
|
var text, plane;
|
|
|
|
var targetRotation = 0;
|
|
var targetRotationOnMouseDown = 0;
|
|
|
|
var mouseX = 0;
|
|
var mouseXOnMouseDown = 0;
|
|
|
|
var windowHalfX = window.innerWidth / 2;
|
|
var windowHalfY = window.innerHeight / 2;
|
|
|
|
init();
|
|
animate();
|
|
|
|
function init() {
|
|
|
|
container = document.createElement( 'div' );
|
|
document.body.appendChild( container );
|
|
|
|
var info = document.createElement( 'div' );
|
|
info.style.position = 'absolute';
|
|
info.style.top = '10px';
|
|
info.style.width = '100%';
|
|
info.style.textAlign = 'center';
|
|
info.innerHTML = 'Simple Dynamic 3D Shapes Example by <a href="http://www.lab4games.net/zz85/blog">zz85</a><br/>Drag to spin the text';
|
|
container.appendChild( info );
|
|
|
|
camera = new THREE.Camera( 50, window.innerWidth / window.innerHeight, 1, 1000 );
|
|
camera.position.y = 150;
|
|
camera.position.z = 500;
|
|
camera.target.position.y = 150;
|
|
|
|
scene = new THREE.Scene();
|
|
|
|
var californiaPts=[];
|
|
californiaPts.push( new THREE.Vector2 (610, 320) );
|
|
californiaPts.push( new THREE.Vector2 (450, 300) );
|
|
californiaPts.push( new THREE.Vector2 (392, 392) );
|
|
californiaPts.push( new THREE.Vector2 (266, 438) );
|
|
californiaPts.push( new THREE.Vector2 (190, 570) );
|
|
californiaPts.push( new THREE.Vector2 (190, 600) );
|
|
californiaPts.push( new THREE.Vector2 (160, 620) );
|
|
californiaPts.push( new THREE.Vector2 (160, 650) );
|
|
californiaPts.push( new THREE.Vector2 (180, 640) );
|
|
californiaPts.push( new THREE.Vector2 (165, 680) );
|
|
californiaPts.push( new THREE.Vector2 (150, 670) );
|
|
californiaPts.push( new THREE.Vector2 (90, 737) );
|
|
californiaPts.push( new THREE.Vector2 (80, 795) );
|
|
californiaPts.push( new THREE.Vector2 (50, 835) );
|
|
californiaPts.push( new THREE.Vector2 (64, 870) );
|
|
californiaPts.push( new THREE.Vector2 (60, 945) );
|
|
californiaPts.push( new THREE.Vector2 (300, 945) );
|
|
californiaPts.push( new THREE.Vector2 (300, 743) );
|
|
californiaPts.push( new THREE.Vector2 (600, 473) );
|
|
californiaPts.push( new THREE.Vector2 (626, 425) );
|
|
californiaPts.push( new THREE.Vector2 (600, 370) );
|
|
californiaPts.push( new THREE.Vector2 (610, 320) );
|
|
|
|
|
|
var californiaShape = new THREE.Shape(californiaPts);
|
|
var california3d = new THREE.ExtrudeGeometry( californiaShape, {
|
|
amount: 20
|
|
});
|
|
|
|
var extrudeSettings = {
|
|
amount: 30
|
|
};
|
|
|
|
var triangleShape = new THREE.Shape();
|
|
triangleShape.moveTo(80, 20);
|
|
triangleShape.lineTo(40, 80);
|
|
triangleShape.lineTo(120, 80);
|
|
triangleShape.lineTo(80,20); // close path
|
|
|
|
var triangle3d = triangleShape.extrude(extrudeSettings);
|
|
|
|
var x = 0, y = 0;
|
|
|
|
var heartShape = new THREE.Shape(); // From http://blog.burlock.org/html5/130-paths
|
|
heartShape.moveTo(x + 25, y + 25);
|
|
heartShape.bezierCurveTo(x + 25, y + 25, x + 20, y, x, y);
|
|
heartShape.bezierCurveTo(x - 30, y, x - 30, y + 35,x - 30,y + 35);
|
|
heartShape.bezierCurveTo(x - 30, y + 55, x - 10, y + 77, x + 25, y + 95);
|
|
heartShape.bezierCurveTo(x + 60, y + 77, x + 80, y + 55, x + 80, y + 35);
|
|
heartShape.bezierCurveTo(x + 80, y + 35, x + 80, y, x + 50, y);
|
|
heartShape.bezierCurveTo(x + 35, y, x + 25, y + 25, x + 25, y + 25);
|
|
var heart3d = heartShape.extrude(extrudeSettings);
|
|
|
|
//heartShape.debug(document.getElementById("debug"));
|
|
var sqLength = 80;
|
|
var squareShape = new THREE.Shape();
|
|
squareShape.moveTo(0,0);
|
|
squareShape.lineTo(0, sqLength);
|
|
squareShape.lineTo(sqLength, sqLength);
|
|
squareShape.lineTo(sqLength, 0);
|
|
squareShape.lineTo(0, 0);
|
|
var square3d = squareShape.extrude(extrudeSettings);
|
|
|
|
var rectLength = 120, rectWidth = 40;
|
|
var rectShape = new THREE.Shape();
|
|
rectShape.moveTo(0,0);
|
|
rectShape.lineTo(0, rectWidth);
|
|
rectShape.lineTo(rectLength, rectWidth);
|
|
rectShape.lineTo(rectLength, 0);
|
|
rectShape.lineTo(0, 0);
|
|
var rect3d = rectShape.extrude(extrudeSettings);
|
|
|
|
|
|
var roundedRectShape = new THREE.Shape();
|
|
roundedRect(roundedRectShape, 0, 0, 50,50, 20);
|
|
var roundedRect3d = roundedRectShape.extrude(extrudeSettings);
|
|
|
|
|
|
function roundedRect(ctx,x,y,width,height,radius){
|
|
ctx.moveTo(x,y+radius);
|
|
ctx.lineTo(x,y+height-radius);
|
|
ctx.quadraticCurveTo(x,y+height,x+radius,y+height);
|
|
ctx.lineTo(x+width-radius,y+height);
|
|
ctx.quadraticCurveTo(x+width,y+height,x+width,y+height-radius);
|
|
ctx.lineTo(x+width,y+radius);
|
|
ctx.quadraticCurveTo(x+width,y,x+width-radius,y);
|
|
ctx.lineTo(x+radius,y);
|
|
ctx.quadraticCurveTo(x,y,x,y+radius);
|
|
}
|
|
|
|
var circleRadius = 20;
|
|
var circleShape = new THREE.Shape();
|
|
circleShape.moveTo(0,circleRadius);
|
|
circleShape.quadraticCurveTo(circleRadius, circleRadius,circleRadius,0);
|
|
circleShape.quadraticCurveTo(circleRadius, -circleRadius,0,-circleRadius);
|
|
circleShape.quadraticCurveTo(-circleRadius, -circleRadius,-circleRadius,0);
|
|
circleShape.quadraticCurveTo(-circleRadius, circleRadius,0,circleRadius);
|
|
var circle3d = circleShape.extrude(extrudeSettings);
|
|
|
|
|
|
x = y = 0;
|
|
var fishShape = new THREE.Shape();
|
|
fishShape.moveTo(x,y);
|
|
fishShape.quadraticCurveTo(x + 50, y - 80, x + 90, y - 10);
|
|
fishShape.quadraticCurveTo(x + 100, y - 10, x + 115, y - 40);
|
|
fishShape.quadraticCurveTo(x + 115, y, x + 115, y + 40);
|
|
fishShape.quadraticCurveTo(x + 100, y + 10, x + 90, y + 10);
|
|
fishShape.quadraticCurveTo(x + 50, y + 80, x, y);
|
|
var fish3d = fishShape.extrude(extrudeSettings);
|
|
|
|
// TOFIX: swap order of points around.
|
|
|
|
|
|
var textMaterial = new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff, wireframe:false } );
|
|
text = new THREE.Mesh( square3d, textMaterial );
|
|
|
|
text.doubleSided = false;
|
|
|
|
text.position.y = 100;
|
|
// text.position.y = 100;
|
|
text.position.z = 200;
|
|
|
|
text.rotation.x = 0;
|
|
text.rotation.y = Math.PI*2;
|
|
text.overdraw = true;
|
|
|
|
scene.addObject( text );
|
|
|
|
|
|
var triangleMesh = new THREE.Mesh( triangle3d, textMaterial );
|
|
triangleMesh.position.x = 180;
|
|
triangleMesh.position.y = 50;
|
|
|
|
|
|
|
|
scene.addObject( triangleMesh );
|
|
|
|
|
|
// Plane
|
|
|
|
plane = new THREE.Mesh( new THREE.PlaneGeometry( 800, 800 ), new THREE.MeshBasicMaterial( { color: 0xe0e0e0, wireframe:true }) );
|
|
plane.rotation.x = - 90 * ( Math.PI / 180 );
|
|
plane.position.x = 0;
|
|
plane.overdraw = true;
|
|
|
|
//scene.addObject( plane );
|
|
|
|
renderer = new THREE.CanvasRenderer();
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
container.appendChild( renderer.domElement );
|
|
|
|
stats = new Stats();
|
|
stats.domElement.style.position = 'absolute';
|
|
stats.domElement.style.top = '0px';
|
|
container.appendChild( stats.domElement );
|
|
|
|
document.addEventListener( 'mousedown', onDocumentMouseDown, false );
|
|
document.addEventListener( 'touchstart', onDocumentTouchStart, false );
|
|
document.addEventListener( 'touchmove', onDocumentTouchMove, false );
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function onDocumentMouseDown( event ) {
|
|
|
|
event.preventDefault();
|
|
|
|
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
|
|
document.addEventListener( 'mouseup', onDocumentMouseUp, false );
|
|
document.addEventListener( 'mouseout', onDocumentMouseOut, false );
|
|
|
|
mouseXOnMouseDown = event.clientX - windowHalfX;
|
|
targetRotationOnMouseDown = targetRotation;
|
|
|
|
}
|
|
|
|
function onDocumentMouseMove( event ) {
|
|
|
|
mouseX = event.clientX - windowHalfX;
|
|
|
|
targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.02;
|
|
|
|
}
|
|
|
|
function onDocumentMouseUp( event ) {
|
|
|
|
document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
|
|
document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
|
|
document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
|
|
|
|
}
|
|
|
|
function onDocumentMouseOut( event ) {
|
|
|
|
document.removeEventListener( 'mousemove', onDocumentMouseMove, false );
|
|
document.removeEventListener( 'mouseup', onDocumentMouseUp, false );
|
|
document.removeEventListener( 'mouseout', onDocumentMouseOut, false );
|
|
|
|
}
|
|
|
|
function onDocumentTouchStart( event ) {
|
|
|
|
if ( event.touches.length == 1 ) {
|
|
|
|
event.preventDefault();
|
|
|
|
mouseXOnMouseDown = event.touches[ 0 ].pageX - windowHalfX;
|
|
targetRotationOnMouseDown = targetRotation;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function onDocumentTouchMove( event ) {
|
|
|
|
if ( event.touches.length == 1 ) {
|
|
|
|
event.preventDefault();
|
|
|
|
mouseX = event.touches[ 0 ].pageX - windowHalfX;
|
|
targetRotation = targetRotationOnMouseDown + ( mouseX - mouseXOnMouseDown ) * 0.05;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function animate() {
|
|
|
|
requestAnimationFrame( animate );
|
|
|
|
render();
|
|
stats.update();
|
|
|
|
}
|
|
|
|
function render() {
|
|
|
|
plane.rotation.z = text.rotation.y += ( targetRotation - text.rotation.y ) * 0.05;
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|