src/GeometryBase.js
function (idx, arr) {
        var indices = this.indices;
        indices[idx * 3] = arr[0];
        indices[idx * 3 + 1] = arr[1];
        indices[idx * 3 + 2] = arr[2];
    }
function (idx, arr) {
        var indices = this.indices;
        indices[idx * 3] = arr[0];
        indices[idx * 3 + 1] = arr[1];
        indices[idx * 3 + 2] = arr[2];
    }
function ( idx , arr ) { var indices = this . indices ; indices [ idx * 3 ] = arr [ 0 ] ; indices [ idx * 3 + 1 ] = arr [ 1 ] ; indices [ idx * 3 + 2 ] = arr [ 2 ] ; }
Set indices of triangle at given index.
@param {number} idx
@param {Array.<number>} arr
Set indices of triangle at given index .