%{
  techniques: [
    {
      passes: [
        {
          vert: vs
          frag: fs
          cullMode: none
          blend: true
        }
      ]
      layer: 0
    }
  ]
  properties: {
  }
%}

%% vs {

precision highp float;

attribute vec3 a_position;

void main () {
  gl_Position = vec4(a_position, 1);
}

}

%% fs {

precision highp float;

void main () {
  gl_FragColor = vec4(1.0);
}

}