// if we go to 1.0 then it will go to a full box
shaderAnim.animateTo( revealEffect, "uRadius", 0.5,animOptions);
shaderAnim.play();
// if we go to 1.0 then it will go to a full box
shaderAnim.animateTo( revealEffect, "uRadius", 0.5,animOptions);
shaderAnim.play();