   g: 1,
              b: 1
            },
            scale: 110,
            size: 3,
            respondsToMouse: true
          }
        }, {
          type: ParticleSaga.ImageTarget,
          url: './images/griffin.png',
          options: {
            respondsToMouse: true,
            size: 3
          }
        }, {
          type: ParticleSaga.ModelTarget,
          url: './models/gryphon.json',
          options: {
            color: {
              r: 0.8,
              g: 1,
              b: 