I want to change the dimension of the matrix.

////////////////changedim.js////////////////

var mtrx = new JitterMatrix(1, "float32", 1,1);

/////////////////////////////////////////

I want to change the dimension of the matrix.
Any help ...

////////////////changedim.js////////////////
autowatch = 1;
outlets = 2;

var mtrx = new JitterMatrix(1, "float32", 1,1);
mtrx.dim = [3, 3];
mtrx.setall(0.75);
mtrx.name = "mtrx";

function getdim(v)
{
    mtrx.dim[0] = arguments[0];
    mtrx.dim[1] = arguments[1];
    outlet(0, mtrx.dim[0], mtrx.dim[1]);
}

function bang()
{
    outlet(1, "jit_matrix", mtrx.name);
}

/////////////////////////////////////////


change dim base func