|
@@ -18,19 +18,19 @@
|
|
<p>Here is the code that we will use:</p>
|
|
<p>Here is the code that we will use:</p>
|
|
<code>
|
|
<code>
|
|
var renderer = new THREE.WebGLRenderer();
|
|
var renderer = new THREE.WebGLRenderer();
|
|
-renderer.setSize(window.innerWidth, window.innerHeight);
|
|
|
|
-document.body.appendChild(renderer.domElement);
|
|
|
|
|
|
+renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
+document.body.appendChild( renderer.domElement );
|
|
|
|
|
|
-var camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 1, 500);
|
|
|
|
-camera.position.set(0, 0, 100);
|
|
|
|
-camera.lookAt(new THREE.Vector3(0, 0, 0));
|
|
|
|
|
|
+var camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 500 );
|
|
|
|
+camera.position.set( 0, 0, 100 );
|
|
|
|
+camera.lookAt( new THREE.Vector3( 0, 0, 0 ) );
|
|
|
|
|
|
var scene = new THREE.Scene();
|
|
var scene = new THREE.Scene();
|
|
</code>
|
|
</code>
|
|
<p>Next thing we will do is define a material. For lines we have to use [page:LineBasicMaterial] or [page:LineDashedMaterial].</p>
|
|
<p>Next thing we will do is define a material. For lines we have to use [page:LineBasicMaterial] or [page:LineDashedMaterial].</p>
|
|
<code>
|
|
<code>
|
|
//create a blue LineBasicMaterial
|
|
//create a blue LineBasicMaterial
|
|
-var material = new THREE.LineBasicMaterial({ color: 0x0000ff });
|
|
|
|
|
|
+var material = new THREE.LineBasicMaterial( { color: 0x0000ff } );
|
|
</code>
|
|
</code>
|
|
|
|
|
|
<p>
|
|
<p>
|
|
@@ -40,22 +40,22 @@ var material = new THREE.LineBasicMaterial({ color: 0x0000ff });
|
|
|
|
|
|
<code>
|
|
<code>
|
|
var geometry = new THREE.Geometry();
|
|
var geometry = new THREE.Geometry();
|
|
-geometry.vertices.push(new THREE.Vector3(-10, 0, 0));
|
|
|
|
-geometry.vertices.push(new THREE.Vector3(0, 10, 0));
|
|
|
|
-geometry.vertices.push(new THREE.Vector3(10, 0, 0));
|
|
|
|
|
|
+geometry.vertices.push(new THREE.Vector3( -10, 0, 0) );
|
|
|
|
+geometry.vertices.push(new THREE.Vector3( 0, 10, 0) );
|
|
|
|
+geometry.vertices.push(new THREE.Vector3( 10, 0, 0) );
|
|
</code>
|
|
</code>
|
|
|
|
|
|
<p>Note that lines are drawn between each consecutive pair of vertices, but not between the first and last (the line is not closed.)</p>
|
|
<p>Note that lines are drawn between each consecutive pair of vertices, but not between the first and last (the line is not closed.)</p>
|
|
|
|
|
|
<p>Now that we have points for two lines and a material, we can put them together to form a line.</p>
|
|
<p>Now that we have points for two lines and a material, we can put them together to form a line.</p>
|
|
<code>
|
|
<code>
|
|
-var line = new THREE.Line(geometry, material);
|
|
|
|
|
|
+var line = new THREE.Line( geometry, material );
|
|
</code>
|
|
</code>
|
|
<p>All that's left is to add it to the scene and call [page:WebGLRenderer.render render].</p>
|
|
<p>All that's left is to add it to the scene and call [page:WebGLRenderer.render render].</p>
|
|
|
|
|
|
<code>
|
|
<code>
|
|
-scene.add(line);
|
|
|
|
-renderer.render(scene, camera);
|
|
|
|
|
|
+scene.add( line );
|
|
|
|
+renderer.render( scene, camera );
|
|
</code>
|
|
</code>
|
|
|
|
|
|
<p>You should now be seeing an arrow pointing upwards, made from two blue lines.</p>
|
|
<p>You should now be seeing an arrow pointing upwards, made from two blue lines.</p>
|