矢量转栅格

IMap pMap = axMapControl1.Map;

IFeatureLayer pFlyr = pMap.get_Layer(0) as IFeatureLayer;

IFeatureClass pFCls = pFlyr.FeatureClass;

IFeatureClassDescriptor pFClsDp = new FeatureClassDescriptorClass();

pFClsDp.Create(pFCls, null, "landuse");

IWorkspaceFactory pWsf = new RasterWorkspaceFactoryClass();

IWorkspace pWs = pWsf.OpenFromFile(@"C:\Data", 0);

IConversionOp pConOp = new RasterConversionOpClass();

IRasterAnalysisEnvironment pEment = pConOp as IRasterAnalysisEnvironment;

object oo = 200;

pEment.SetCellSize(esriRasterEnvSettingEnum.esriRasterEnvValue, ref oo);

IRasterDataset pRDataset = pConOp.ToRasterDataset(pFClsDp as IGeoDataset, "GRID", pWs, "raster");

IRasterLayer pRlyr = new RasterLayerClass();

pRlyr.CreateFromDataset(pRDataset);

pMap.AddLayer(pRlyr as ILayer);