C#语言实现从读取栅格数据中每个栅格的数据

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ESRI.ArcGIS.Analyst3D;
using CsGL.OpenGL;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.Display;
using ESRI.ArcGIS.Carto;
using System.Reflection;
using System.IO;
using ESRI.ArcGIS.DataSourcesRaster;
using ESRI.ArcGIS.Geodatabase;
using ESRI.ArcGIS.GeoAnalyst;
//using ESRI.ArcGIS.Utility;
using ESRI.ArcGIS.GlobeCore;
using OERS.BaseUtil;

namespace SceneTest
{
    public partial class Draw1
    {
        
        public class point
        {
            public float X;
            public float Y;

            public float Z;
            public point(float X, float Y, float Z)
            {
                this.X = X;
                this.Y = Y;
                this.Z = Z;
            }
        }

        //private ESRI.ArcGIS.Controls.AxSceneControl axSceneControl1;

        public point[,] ptList;
        public int XNum;
        public int YNum;
        public float MinZ = 0.0f;

        public void CreateBathScene()
        {

            IRasterLayer RasterLy = (IRasterLayer)OERS.BaseUtil.ReferenceTheInstances.MYWorldBaseLayer;

            #region 获取像素值
            IRasterProps rasterProps = (IRasterProps)RasterLy.Raster;
            int dHeight = rasterProps.Height;//当前栅格数据集的行数
            int dWidth = rasterProps.Width; //当前栅格数据集的列数
            ptList = new point[dHeight, dWidth];

            double dX = rasterProps.MeanCellSize().X; //栅格的宽度
            double dY = rasterProps.MeanCellSize().Y; //栅格的高度
            IEnvelope extent = rasterProps.Extent; //当前栅格数据集的范围