Added a light, updated screenshots

README.md

@@ -4,7 +4,12 @@ FourDjs
 Visualisations of four-dimensional polytopes projected into 3-space, rendered
 with three.js
 
+[Basic interactive demo](https://etc.mikelynch.org/fourjs/)
+
+<img src="https://raw.githubusercontent.com/spikelynch/fourdjs/main/docs/screenshot-24cell.png" width="612" /><br />
+
+<img src="https://raw.githubusercontent.com/spikelynch/fourdjs/main/docs/screenshot-120cell.png" width="612" /><br />
+
+<img src="https://raw.githubusercontent.com/spikelynch/fourdjs/main/docs/screenshot-600cell.png" width="612" />
 
-<img src="https://raw.githubusercontent.com/spikelynch/fourdjs/main/docs/screenshot-24cell.png" width="445" />
 
-[Basic interactive demo](https://etc.mikelynch.org/fourjs/)

main.js

@@ -94,6 +94,10 @@ const light = new THREE.PointLight(0xffffff, 2);
 light.position.set(10, 10, 10);
 scene.add(light);
 
+const light2 = new THREE.PointLight(0xffffff, 2);
+light2.position.set(-10, 5, 10);
+scene.add(light);
+
 
 const amblight = new THREE.AmbientLight(0xffffff, 0.5);
 scene.add(amblight);