public void CalBackBound(ref FrameInfo backFrame)
{
int[] rowsum=new int[40];
//int[] t_colsum = new int[40];
//int[] b_colsum = new int[40];
bool t_first = true, b_first=true;
for (int i = 0; i < backFrame.rows; i++)
{
for (int j = 0; j < backFrame.cols; j++)
{
rowsum[i] = rowsum[i] + backFrame.pressureValue[i, j];
}
}
for (int i = 0; i < rowsum.GetLength(0) - 1; i++)
{
if (rowsum[i] == 0 && rowsum[i + 1] != 0)
{
if (t_first)
backFrame.t_Top = i + 1;
else
{
backFrame.twoFeet = true;
backFrame.b_Top = i + 1;
}
t_first = !t_first;
}
if (rowsum[i] != 0 && rowsum[i + 1] == 0)
{
if (b_first)
backFrame.t_Bottom = i;
else
backFrame.b_Bottom = i;
b_first = !b_first;
}
}
int t_left = 40, t_right = 0, b_left = 40, b_right = 0;
for (int i = backFrame.t_Top; i <= backFrame.t_Bottom; i++)
for (int j = 0; j < 40; j++)
{
if (backFrame.pressureValue[i,j] != 0)
{
t_left = j < t_left ? j : t_left;
t_right = j > t_right ? j : t_right;
}
}
for (int i = backFrame.b_Top; i <= backFrame.b_Bottom; i++)
for (int j = 0; j < 40; j++)
{
if (backFrame.pressureValue[i, j] != 0)
{
b_left = j < b_left ? j : b_left;
b_right = j > b_right ? j : b_right;
}
}
backFrame.t_Left = t_left;
backFrame.t_Right = t_right;
backFrame.b_Left = b_left;
backFrame.b_Right = b_right;
}
//读取压力值到内存中
public void GetPressure()
{
try
{
using (CsvReader reader = new CsvReader(path, Encoding.Default))
{
FrameInfo frameInfo = new FrameInfo();
int frameIndex = -1;
int tmpRow = 0, tmpCol = 0, tmpPressure = 0, totalPressure = 0, totalNonZero = 0, maxPressure = 0;
//int mPosX = 0, mPosY = 0;
bool isBackFrame = false;
while (reader.ReadNextRecord())
{
if (reader.Fields[0] == "-10")
{
if (isBackFrame)
backFrames.Add(frameInfo);
else
allFrames.Add(frameInfo);
break;
}
else if (reader.Fields[0] == "-1")
{
if (frameIndex >= 0)
{
if (isBackFrame)
backFrames.Add(frameInfo);
else
allFrames.Add(frameInfo);
}
isBackFrame = false;
frameInfo = new FrameInfo();
frameIndex = frameIndex + 1;
totalPressure = 0;
totalNonZero = 0;
maxPressure = 0;
frameInfo.frameIndex = Int32.Parse(reader.Fields[1]);
continue;
}
else if (reader.Fields[0] == "-2")
{
if (isBackFrame)
backFrames.Add(frameInfo);
else
allFrames.Add(frameInfo);
isBackFrame = true;
frameInfo = new FrameInfo();
tmpRow = 0;
totalPressure = 0;
totalNonZero = 0;
maxPressure = 0;
frameInfo.frameIndex = frameIndex;
continue;
}
else if (frameIndex >= 0 && isBackFrame == false)
{
List<string> tmpRowInfo = reader.Fields;
for (int i = 0; i < tmpRowInfo.Count; i++)
{
string tmp = tmpRowInfo[i];
if (tmp.Contains("."))
tmp = tmp.Substring(0, tmp.IndexOf("."));
if (tmp != "-1")
{
if (i == 0)
{
tmpRow = Int32.Parse(tmp);
}
else if (i % 2 == 1)
{
tmpCol = Int32.Parse(tmp);
totalNonZero = totalNonZero + 1;
}
else
{
tmpPressure = Int32.Parse(tmp);
totalPressure = totalPressure + tmpPressure;
frameInfo.pressureValue[tmpRow, tmpCol] = tmpPressure;
if (tmpPressure > maxPressure)
{
maxPressure = tmpPressure;
//mPosX = tmpRow; mPosY = tmpCol;
}
}
}
else
break;
}
frameInfo.Area = totalNonZero;
frameInfo.Pressure = totalPressure;
frameInfo.MaxPressure = maxPressure;
}
else if (frameIndex >= 0 && isBackFrame == true)
{
List<string> tmpRowInfo = reader.Fields;
for (int i = 0; i < tmpRowInfo.Count; i++)
{
string tmp = tmpRowInfo[i];
if (tmp.Contains("."))
tmp = tmp.Substring(0, tmp.IndexOf("."));
//if (tmp != "-1")
{
tmpPressure = Int32.Parse(tmp);
frameInfo.pressureValue[tmpRow, i] = tmpPressure;
totalPressure = totalPressure + tmpPressure;
if (tmp != "0")
totalNonZero = totalNonZero + 1;
}
}
tmpRow = tmpRow + 1;
//frameInfo.averagePress = totalPressure * 1.0 / totalNonZero;
}
}
}
//剔除孤立点
for (int i = 0; i < backFrames.Count; i++)
{
DelIsolated(ref backFrames[i].pressureValue);
}
for (int i = 0; i < allFrames.Count; i++)
{
DelIsolated(ref allFrames[i].pressureValue);
}
for (int i = 0; i < allFrames.Count; i++)
{
for (int j = 0; j < backFrames.Count - 1; j++)
{
if (i > backFrames[j].frameIndex && i <= backFrames[j + 1].frameIndex)
allFrames[i].backIndex = j + 1;
else if (i < backFrames[0].frameIndex)
allFrames[i].backIndex = 0;
else if (i > backFrames[backFrames.Count - 1].frameIndex)
allFrames[i].backIndex = backFrames.Count - 1;
}
}
//计算背景边缘
for (int i = 0; i < backFrames.Count; i++)
{
FrameInfo finfo = backFrames[i];
//finfo.CalBound();
CalBackBound(ref finfo);
}
}
catch (Exception e)
{
System.Windows.Forms.MessageBox.Show(e.Message);
}
}