DayZPlayerImplementHeading.c

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/*
  DayZPlayerImplement
 
  this file is implemenation of dayzPlayer in script
  - logic of movement
  - camera switching logic
 
*/
 
class DayZPlayerImplementHeading
{
 
  //-------------------------------------------------------------
 
  static bool ClampHeading(float pDt, SDayZPlayerHeadingModel pModel, out float pLastHeadingDiff)
  {
    float aDiff = pModel.m_fHeadingAngle - pModel.m_fOrientationAngle;
    if (aDiff < -Math.PI)
      aDiff += Math.PI2;
    else if (aDiff > Math.PI)
      aDiff -= Math.PI2;
 
    // Print("Heading model: or: " + pModel.m_fOrientationAngle.ToString() + " head:" + pModel.m_fHeadingAngle.ToString() + " dif:" + aDiff.ToString());
 
    if (pLastHeadingDiff < -Math.PI_HALF && aDiff > 0)
    {
      aDiff = -Math.PI + 0.01;
      pLastHeadingDiff = aDiff;
      pModel.m_fHeadingAngle = pModel.m_fOrientationAngle + aDiff;
 
      // Print("-APA- : or: " + pModel.m_fOrientationAngle.ToString() + " head:" + pModel.m_fHeadingAngle.ToString() + " dif:" + aDiff.ToString());
 
      return true; // modify heading
    }
    else if (pLastHeadingDiff > Math.PI_HALF && aDiff < 0)
    {
      aDiff = Math.PI - 0.01;
      pLastHeadingDiff = aDiff;
      pModel.m_fHeadingAngle = pModel.m_fOrientationAngle + aDiff;
 
      // Print("-APA- : or: " + pModel.m_fOrientationAngle.ToString() + " head:" + pModel.m_fHeadingAngle.ToString() + " dif:" + aDiff.ToString());
 
      return true; // modify heading
    }
 
    pLastHeadingDiff = aDiff;
    // Print("Heading model diff " + aDiff.ToString());
    return false;
  }
 
  //-------------------------------------------------------------
 
  static float CONST_ROTLIMIT = Math.PI * 0.95;
 
  static bool RotateOrient(float pDt, SDayZPlayerHeadingModel pModel, out float pLastHeadingDiff)
  {
    float aDiff = pModel.m_fHeadingAngle - pModel.m_fOrientationAngle;
 
    while (aDiff < -Math.PI)
      aDiff += Math.PI2;
    while (aDiff > Math.PI)
      aDiff -= Math.PI2;
 
    // Print("Heading model: or: " + pModel.m_fOrientationAngle.ToString() + " head:" + pModel.m_fHeadingAngle.ToString() + " dif:" + aDiff.ToString());
 
    if (pLastHeadingDiff < -Math.PI_HALF && aDiff > 0)
      aDiff -= Math.PI2;
    else if (pLastHeadingDiff > Math.PI_HALF && aDiff < 0)
      aDiff += Math.PI2;
 
    pLastHeadingDiff = aDiff;
    if (aDiff < -CONST_ROTLIMIT)
    {
      // character is somehow stucked (happens in prone stance)
      if (aDiff < -(Math.PI_HALF + CONST_ROTLIMIT))
      {
        pLastHeadingDiff = 0;
        return false;
      }
 
      pModel.m_fOrientationAngle += aDiff + CONST_ROTLIMIT;
      return true;
    }
    else if (aDiff > CONST_ROTLIMIT)
    {
      // character is somehow stucked (happens in prone stance)
      if (aDiff > (Math.PI_HALF + CONST_ROTLIMIT))
      {
        pLastHeadingDiff = 0;
        return false;
      }
 
      pModel.m_fOrientationAngle += aDiff - CONST_ROTLIMIT;
      return true;
    }
 
    // Print("Heading model diff " + aDiff.ToString());
    return false;
 
  }
 
  static bool NoHeading(float pDt, SDayZPlayerHeadingModel pModel, out float pLastHeadingDiff)
  {
    pLastHeadingDiff = 0;
    pModel.m_fHeadingAngle = pModel.m_fOrientationAngle;
    return true;
  }
 
 
}