/**
* Creates the ShaderProgram used by the example to render.
*/
private void initShaders() {
Shader vertexShader = getShader(ShaderType.VERTEX_SHADER,
Resources.INSTANCE.vertexShader().getText());
Shader fragmentShader = getShader(ShaderType.FRAGMENT_SHADER,
Resources.INSTANCE.fragmentShader().getText());
// Create the program object
shaderProgram = new ShaderProgram(webGLWrapper, vertexShader,
fragmentShader);
// Bind vertexPosition to attribute 0