// 给定里程，计算经纬度朝向坐标
public bool getGPSbyDKMileage(double m, out double x, out double y, out double z, out double dir, out double pitch)
{
double dis = 0;
bool isFind = getLocalMileageByDKMileage(mDKCode, m, out dis);
CSubLine.getGPSbyMileage(dis, meter, longitude, latitude, altitude, heading, out x, out y, out z, out dir, out pitch);
return(isFind);
}
// 给定里程，计算经纬度朝向坐标
private bool getGPSbyPathMileage(double m, out double x, out double y, out double z, out double dir, out double pitch)
{
return(CSubLine.getGPSbyMileage(m, mm, mx, my, mz, md, out x, out y, out z, out dir, out pitch));
//bool flag = true;
//int index;
//x = y = z = 0; dir = 0;
//if (m < 0.001)
//{
// flag = false;
// index = 0;
// //x = mx[0];
// //y = my[0];
// //z = mz[0];
// //if (md != null)
// // dir = md[0];
//}
//else if (m > mLength - 0.001)
//{
// flag = false;
// index = mPointCount - 2;
// //x = mx[mPointCount - 1];
// //y = my[mPointCount - 1];
// //z = mz[mPointCount - 1];
// //if (md != null)
// // dir = md[mPointCount - 1];
//}
//else
//{
// flag = true;
// index = (int)(m / mStepM);
// if (index == mPointCount - 1)
// {
// index--;
// //x = mx[index];
// //y = my[index];
// //z = mz[index];
// //if (md != null)
// // dir = md[index];
// }
//}
//// Important FIX，前面方法对于距离小于10米的最后一段计算错误
//double t = (m - mm[index]) / (mm[index + 1] - mm[index]);
//x = mx[index] * (1 - t) + mx[index + 1] * t;
//y = my[index] * (1 - t) + my[index + 1] * t;
//z = mz[index] * (1 - t) + mz[index + 1] * t;
//if (md != null)
// dir = md[index] * (1 - t) + md[index + 1] * t;
//return flag;
}
public bool getPierPosbyDKMileage(double m, out double x, out double y, out double z, out double dir, out double pitch)
{
double dis = 0;
x = y = z = dir = pitch = 0;
bool isFind = getLocalMileageByDKMileage(mDKCode, m, out dis);
if (isFind)
{
if (mIsDouble)
{
CSubLine.getGPSbyMileage(dis, meter, mOffsetX, mOffsetY, altitude, heading, out x, out y, out z, out dir, out pitch);
}
else
{
CSubLine.getGPSbyMileage(dis, meter, longitude, latitude, altitude, heading, out x, out y, out z, out dir, out pitch);
}
}
return(isFind);
}