text: var glslify = require('glslify')
  module.exports = threeShaderFXAA
  function threeShaderFXAA (opt) {
    if (typeof global.THREE === 'undefined') {
      throw new TypeError('You must have THREE in global scope for this module.')
    }
    opt = opt || {}
    return {
      uniforms: {
        tDiffuse: { type: 't', value: new THREE.Texture() },
        resolution: { type: 'v2', value: opt.resolution || new THREE.Vector2() }
      },
      vertexShader: glslify('./vert.glsl'),
      fragmentShader: glslify('./frag.glsl')
    }
  }
  