C#+arcengine获得栅格数据

/// <summary>

/// 加载raster

/// </summary>

/// <param name="Path">raster的路径+名称</param>

/// <returns></returns>

private IRaster GetRaster(string Path)

{

try

{

int iindx = Path.LastIndexOf("\\");

string suffixRasterName = (Path.Substring(iindx + 1));/raster的名称

string rasterPath = Path.Remove(iindx);//raster的路径

IWorkspaceFactory workspaceFactory = new RasterWorkspaceFactoryClass();

IWorkspace workspace = workspaceFactory.OpenFromFile(rasterPath, 0);

IRasterWorkspace rasterWorkspace = (IRasterWorkspace)workspace;

IRasterDataset rasterDataset = rasterWorkspace.OpenRasterDataset(suffixRasterName);

IRaster raster = rasterDataset.CreateDefaultRaster();

return raster;

}

catch (Exception ex)

{

Console.WriteLine(ex.Message);

return null;

}

}