text: export default {
    DIFFUSE_TEXTURE: 'diffuseTexture',
    HAS_DIFFUSE_TEXTURE: 'hasDiffuseTexture',
    LIGHT_POSITION: 'lightPosition',
    LIGHT_COLOR: 'lightColor',
    LIGHT_AMBIENT: 'lightAmbient',
    NORMAL: 'normal',
    POSITION: 'position',
    PROJECTION_MATRIX: 'projectionMatrix',
    TEXTURE_COORDS: 'textureCoords',
    TRANSFORMATION_MATRIX: 'transformationMatrix',
    VIEW_MATRIX: 'viewMatrix'
  };
  