script.js

// Sentinel-3 OLCI - Vegetation monitoring
//by TIZNEGAR startup co
//www.tiznegar.com

//Vegetation monitoring index for OLCI Sentinel 3 OLCI(VMI3)

var VMI3 = (B17 - B08) / (B17 + B08);

//Cloud mask

var NGDR = index(B04, B06);
var CM  = (B04 - 0.2) / (0.5 - 0.2);
if (CM > 0.8) { 
    return [10 * B03, 10 * B02, 10 * B01 ];
}

if (CM > 0 && NGDR>.15) { 
    return [10 * B03  , 10 * B02, 10 * B01];
}


//You can see only the changes in the vegetation you want by changing the interval below


if (VMI3 > [ -1 ] && VMI3< [ 1 ]) { 
    return colorBlend   
    (VMI3,	            
        [ -.8, -.1, -.02, 0, 0.01, .06, .1, .2, .3, .4, .5, .6, .7, .8, .9], 
        [     
            [0, .2, .5],
            [0, .6, .8],
            [.8, .8, .8],
            [.9, .9, .9],
            [1, 1, 1],
            [.5,.3,.2],
            [.63,.32,.18],
            [1,.45,.05],
            [.9, 1, 0],
            [0, .8,0],
            [0, .5, 0],
            [0, .4, 0],
            [0, .3, 0],
            [0, .2, 0],
            [0, .1, 0],

      ]);
}
else {
 return [2.5*B08,2.5*B06,2.5*B04]
}