/// <summary>
/// 更新fyGrid
/// </summary>
/// <param name="Grid"></param>
public void UpdatefyGrid(ExGrid Grid, double ValueOfNull = -9999.9999)
{
if (Grid == null)
{
MessageBox.Show("来自fy3DModelCanvas的警告\nfyGrid是Null！", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
//对Grid的null值进行处理
for (int i = 0; i < Grid.CellCount; i++)
{
//如果Cell是null，则赋予为ValueOfNull
Grid.SetCell(i, Grid.GetCell(i) == null ? ValueOfNull : Grid.GetCell(i));
}
m_Grid = Grid;
//发出数据更新消息
UpdatefyGridEvent();
}
//把fyGrid转为vtkImageData
private vtkImageData ConvertfyGrid2vtkImageData(ExGrid Grid)
{
vtkImageData ImageData = vtkImageData.New();
ImageData.SetScalarTypeToUnsignedChar();
ImageData.SetNumberOfScalarComponents(1);
ImageData.SetDimensions(Grid.ICount, Grid.JCount, Grid.KCount);
ImageData.SetSpacing(1, 1, 1);
ImageData.AllocateScalars();
byte[] data = new byte[Grid.CellCount];
for (int i = 0; i < Grid.CellCount; i++)
{
data[i] = (byte)Grid.GetCell(i).Value;
}
System.Runtime.InteropServices.Marshal.Copy(data, 0, (IntPtr)ImageData.GetScalarPointer(), data.Length);
return(ImageData);
}