text: //This file is automatically rebuilt by the Cesium build process.
  export default "varying vec2 v_textureCoordinates;\n\
  uniform sampler2D colorTexture;\n\
  const float fxaaQualitySubpix = 0.5;\n\
  const float fxaaQualityEdgeThreshold = 0.125;\n\
  const float fxaaQualityEdgeThresholdMin = 0.0833;\n\
  void main()\n\
  {\n\
  vec2 fxaaQualityRcpFrame = vec2(1.0) / czm_viewport.zw;\n\
  vec4 color = FxaaPixelShader(\n\
  v_textureCoordinates,\n\
  colorTexture,\n\
  fxaaQualityRcpFrame,\n\
  fxaaQualitySubpix,\n\
  fxaaQualityEdgeThreshold,\n\
  fxaaQualityEdgeThresholdMin);\n\
  float alpha = texture2D(colorTexture, v_textureCoordinates).a;\n\
  gl_FragColor = vec4(color.rgb, alpha);\n\
  }\n\
  ";
  