private IFunctionRasterDataset transform()
{
IRasterBandCollection rsBc = new RasterClass();
for (int i = 0; i < coef.Length; i++)
{
double[] c = coef[i];
double intercept = c[0];
double slope = c[1];
IFunctionRasterDataset tRs = rsUtil.getBand(transformRaster, i);
IFunctionRasterDataset pRs = rsUtil.calcArithmaticFunction(tRs, slope, esriRasterArithmeticOperation.esriRasterMultiply);
IFunctionRasterDataset fRs = rsUtil.calcArithmaticFunction(pRs, intercept, esriRasterArithmeticOperation.esriRasterPlus);
IFunctionRasterDataset bRs = rsUtil.convertToDifFormatFunction(fRs, rsType);
rsBc.AppendBand(((IRasterBandCollection)bRs).Item(0));
}
OutRaster = rsUtil.compositeBandFunction(rsBc);
return(OutRaster);
}