void initPuzzle()
{
puzzleSolved = false;
blocksPerLine = GameData.GridSize;
shuffleAmt = blocksPerLine * blocksPerLine;
int imgIndex = Random.Range(0, 10);
while (imgIndex == GameData.ImgIndex)
{
imgIndex = Random.Range(0, 10);
}
GameData.ImgIndex = imgIndex;
print("imgIndex = " + imgIndex);
img = images[imgIndex];
Texture2D[,] imgCut = ImgCut.getSlices(img, blocksPerLine);
blockMap = new Block[blocksPerLine, blocksPerLine];
for (int y = 0; y < blocksPerLine; y++)
{
for (int x = 0; x < blocksPerLine; x++)
{
GameObject blockObj = GameObject.CreatePrimitive(PrimitiveType.Quad);
blockObj.transform.position = -Vector2.one * (blocksPerLine - 1) * .5f + new Vector2(x, y);
blockObj.transform.parent = transform;
Block block = blockObj.AddComponent <Block> ();
block.Init(new Vector2Int(x, y), imgCut [x, y]);
block.onBlockPressed += moveBlockInput;
blockMap [x, y] = block;
if (y == 0 && x == blocksPerLine - 1)
{
blockObj.SetActive(false);
emptyBlock = block;
}
}
}
shufflePuzzle();
Camera.main.orthographicSize = blocksPerLine * 1.05f;
}
/// <summary>
/// 用于计算shp文件中的系数平均值
/// </summary>
/// <param name="shppath">shp路径</param>
/// <param name="inputDemPath">tif路径</param>
/// <returns></returns>
public static double?ReadCoeficient(string shppath, string inputDemPath)
{
FormOutput.AppendLog("按规定范围裁剪栅格..");
//创建一个临时目录
string outDemPath = Path.Combine(Path.GetTempPath(), "WDEM.tif");
RasterReader raster = null;
Band band = null;
try
{
ImgCut.CutTiff(shppath, inputDemPath, outDemPath);
if (File.Exists(outDemPath) == false)
{
FormOutput.AppendLog("裁剪失败！");
return(null);
}
FormOutput.AppendLog("开始读取裁剪后的栅格数据..");
raster = new RasterReader(outDemPath);
int row = raster.RowCount;
int col = raster.ColumnCount;
// int count = raster.RasterCount;
int xsize = raster.DataSet.RasterXSize;
int ysize = raster.DataSet.RasterYSize;
band = raster.DataSet.GetRasterBand(1);
//无效值
//FormOutput.AppendLog("获取栅格数据无效值..");
double nodatavalue;
int hasval;
band.GetNoDataValue(out nodatavalue, out hasval);
// FormOutput.AppendLog("栅格数据无效值为" + nodatavalue);
double[] readData = new double[row * col];
band.ReadRaster(0, 0, xsize, ysize, readData, row, col, 0, 0);
//FormOutput.AppendLog("开始整理损失指数数据..");
var res = readData.GroupBy(t => t).Select(t => new { count = t.Count(), Key = t.Key }).ToArray();
double total = 0;
double totalcount = 0;
foreach (var s in res)
{
if (s.Key != nodatavalue)
{
total += s.Key * s.count;
totalcount += s.count;
}
}
double R = total / totalcount;
R = R / 1000; //转换？？
return(R);
}
catch (Exception ex)
{
FormOutput.AppendLog("获取栅格数据异常：" + ex.Message);
return(null);
}
finally
{
//销毁
if (raster != null)
{
band.Dispose();
raster.Dispose();
}
}
}