updated the usage.txt file

ChronosTeam · Aug 16, 2014 · e0330c1 · e0330c1
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diff --git a/README.md b/README.md
@@ -31,3 +31,6 @@ Some basic ideas:
 * Node extends Spatial
 * Mesh extends Node
 * Nodes can contain child nodes and they inherit their parents transformation.
+
+See doc/usage.txt for usage infos.
+
diff --git a/doc/usage.txt b/doc/usage.txt
@@ -1,8 +1,9 @@
 
 create a new Dart web project, add this as a pubspec.yaml dependency:
 dependencies:
-  ChronosGL: any
+  chronosgl: any
 
+(The package name has switched to all lowercase!)
 
 create a HTML page and add a canvas similar to this:
 <body style="height:100%; margin: 0; padding: 0">
@@ -12,19 +13,21 @@ in your dart file add this:
 import 'package:chronosgl/chronosgl.dart';
 
 void main() {
-  ChronosGL chronosGL = new ChronosGL('#webgl-canvas', false);
-  ShaderProgram prg = chronosGL.createProgram( 'FixedVertexColor', chronosGL.getShaderLib().createFixedVertexColorShader());
+  ChronosGL chronosGL = new ChronosGL('#webgl-canvas');
+  ShaderProgram prg = chronosGL.createProgram( createDemoShader());
   Camera camera = chronosGL.getCamera();
   camera.setPos( 0.0, 0.0, 56.0 );
   Mesh m = chronosGL.getUtils().createTorusKnotMesh();
   prg.add( m);
   chronosGL.run();
 }
 
+Press play to test.
+
 If you need dart:html, it is recommended to add dart:html as HTML like this, due to a naming conflict regarding Node:
 import 'dart:html' as HTML;
 
-Some other useful imports:
+Some other imports you might find useful:
 
 import 'dart:web_gl';
 import 'dart:math' as Math;