public void Bind(object pArgument)
{
if (pArgument is MathFunctionArguments)
{
MathFunctionArguments args = (MathFunctionArguments)pArgument;
inrs = args.InRaster;
myFunctionHelper.Bind(inrs);
myRasterInfo = myFunctionHelper.RasterInfo;
myPixeltype = myRasterInfo.PixelType;
myValidFlag = true;
}
else
{
throw new System.Exception("Incorrect arguments object. Expected: MathFunctionArguments");
}
}
/// <summary>
/// Calculates a transform a raster values to a different value via tranType
/// </summary>
/// <param name="inRaster"></param>
/// <param name="typ"></param>
/// <returns></returns>
public IFunctionRasterDataset calcMathRasterFunction(object inRaster, transType typ)
{
IFunctionRasterDataset rRst = createIdentityRaster(inRaster);
string tempAr = funcDir + "\\" + FuncCnt + ".afr";
IFunctionRasterDataset frDset = new FunctionRasterDatasetClass();
IFunctionRasterDatasetName frDsetName = new FunctionRasterDatasetNameClass();
frDsetName.FullName = tempAr;
frDset.FullName = (IName)frDsetName;
IRasterFunction rsFunc = null;
switch (typ)
{
case transType.LOG10:
rsFunc = new FunctionRasters.log10FunctionDataset();
break;
case transType.LN:
rsFunc = new FunctionRasters.logFunctionDataset();
break;
case transType.EXP:
rsFunc = new FunctionRasters.expFunctionDataset();
break;
case transType.EXP10:
rsFunc = new FunctionRasters.exp10FunctionDataset();
break;
case transType.SIN:
rsFunc = new FunctionRasters.sinFunctionDataset();
break;
case transType.COS:
rsFunc = new FunctionRasters.cosFunctionDataset();
break;
case transType.TAN:
rsFunc = new FunctionRasters.tanFunctionDataset();
break;
case transType.ASIN:
rsFunc = new FunctionRasters.asinFunctionDataset();
break;
case transType.ACOS:
rsFunc = new FunctionRasters.acosFunctionDataset();
break;
case transType.ATAN:
rsFunc = new FunctionRasters.atanFunctionDataset();
break;
case transType.RADIANS:
rsFunc = new FunctionRasters.radiansFunctionDataset();
break;
case transType.SQRT:
rsFunc = new FunctionRasters.sqrtFunctionDataset();
break;
case transType.SQUARED:
rsFunc = new FunctionRasters.squaredFunctionDataset();
break;
default:
rsFunc = new FunctionRasters.absFunctionDataset();
break;
}
FunctionRasters.MathFunctionArguments args = new FunctionRasters.MathFunctionArguments(this);
args.InRaster = rRst;
frDset.Init(rsFunc, args);
return frDset;
}
