// And make the opacity being 0.7, and animate from 0.7 to 0 during the last 1/3 of movement
fragColor.a *= texture2D(sBubbleShape, vTexCoord).a * ( 2.1 - max( vPercentage*2.1, 1.4 ) );\n
gl_FragColor = fragColor;\n
// And make the opacity being 0.7, and animate from 0.7 to 0 during the last 1/3 of movement
fragColor.a *= texture2D(sBubbleShape, vTexCoord).a * ( 2.1 - max( vPercentage*2.1, 1.4 ) );\n
gl_FragColor = fragColor;\n