dist/claygl.es.js
function(ratio) {
        this._texture.width = this.width * ratio;
        this._texture.height = this.height * ratio;
        this.downSampleRatio = ratio;
    }
function(ratio) {
        this._texture.width = this.width * ratio;
        this._texture.height = this.height * ratio;
        this.downSampleRatio = ratio;
    }
function ( ratio ) { this . _texture . width = this . width * ratio ; this . _texture . height = this . height * ratio ; this . downSampleRatio = ratio ; }
Set picking presision
@param {number} ratio
Set picking presision