Basics/VectorUtils.lua

This class provides some helpful utils functions when dealing with Vector3 or other vector types.

  29  function VectorUtils.transformDirection(objectId, vector)
  30      return Vector3:new(Utils.transformDirection(objectId, vector.x, vector.y, vector.z));
  31  end;

  33  function VectorUtils.inverseTransformDirection(objectId, vector)
  34      return Vector3:new(Utils.inverseTransformDirection(objectId, vector.x, vector.y, vector.z));
  35  end;

  37  function VectorUtils.transformPoint(objectId, vector)
  38      return Vector3:new(Utils.transformPoint(objectId, vector.x, vector.y, vector.z));
  39  end;

  41  function VectorUtils.inverseTransformPoint(objectId, vector)
  42      return Vector3:new(Utils.inverseTransformPoint(objectId, vector.x, vector.y, vector.z));
  43  end;

  45  function VectorUtils.getAngle(a, b)
  46      return Utils.getAngle(a.x, a.y, a.z, b.x, b.y, b.z);
  47  end;

  49  function VectorUtils.getAngleSigned(a, b)
  50      return Utils.getAngleSigned(a.x, a.y, a.z, b.x, b.y, b.z);
  51  end;

  53  function VectorUtils.lookRotation(a, b)
  54      assert(not a:isNan(), "look rotation viewing vector has a NaN value");
  55      assert(not a:isZero(), "look rotation viewing vector is zero");
  56  
  57      return Vector3:new(Utils.lookRotation(a.x, a.y, a.z, b.x, b.y, b.z));
  58  end;

  60  function VectorUtils.getNextPointBetweenVectors(a, b, c)
  61      return Vector3:new(Utils.getNextPointBetweenVectors(a.x,a.y,a.z, b.x,b.y,b.z, c.x,c.y,c.z));
  62  end;

  64  function VectorUtils.projectOnVector(a, b)
  65      return Vector3:new(Utils.projectOnVector(a.x, a.y, a.z, b.x, b.y, b.z));
  66  end;

  68  function VectorUtils.projectOnPlane(a, b)
  69      return Vector3:new(Utils.projectOnPlane(a.x, a.y, a.z, b.x, b.y, b.z));
  70  end;

  78  function VectorUtils.setPosition(objectId, value)
  79      setPosition(objectId, value.x, value.y, value.z);
  80  end;

  82  function VectorUtils.setWorldPosition(objectId, value)
  83      setWorldPosition(objectId, value.x, value.y, value.z);
  84  end;
  85  

  87  function VectorUtils.setRotation(objectId, value)
  88      setRotation(objectId, value.x, value.y, value.z);
  89  end;

  91  function VectorUtils.setWorldRotation(objectId, value)
  92      setWorldRotation(objectId, value.x, value.y, value.z);
  93  end;

  95  function VectorUtils.setRotationQuaternion(objectId, value)
  96      setRotationQuaternion(objectId, value.x, value.y, value.z, value.w);
  97  end;

  99  function VectorUtils.setWorldRotationQuaternion(objectId, value)
 100      setWorldRotationQuaternion(objectId, value.x, value.y, value.z, value.w);
 101  end;
 102  

 104  function VectorUtils.setScale(objectId, value)
 105      setScale(objectId, value.x, value.y, value.z);
 106  end;
 107  

 109  function VectorUtils.getPosition(objectId)
 110      return Vector3:new(getPosition(objectId));
 111  end;

 113  function VectorUtils.getWorldPosition(objectId)
 114      return Vector3:new(getWorldPosition(objectId));
 115  end;
 116  

 118  function VectorUtils.getRotation(objectId)
 119      return Vector3:new(getRotation(objectId));
 120  end;

 122  function VectorUtils.getWorldRotation(objectId)
 123      return Vector3:new(getWorldRotation(objectId));
 124  end;
 125  

 127  function VectorUtils.getRotationQuaternion(objectId)
 128      return Quaternion:new(getRotationQuaternion(objectId));
 129  end;

 131  function VectorUtils.getWorldRotationQuaternion(objectId)
 132      return Quaternion:new(getWorldRotationQuaternion(objectId));
 133  end;
 134  

 136  function VectorUtils.getScale(objectId)
 137      return Vector3:new(getScale(objectId));
 138  end;

 140  function VectorUtils.getLossyScale(objectId)
 141      return Vector3:new(getLossyScale(objectId));
 142  end;
 143  

 145  function VectorUtils.crossProduct(a, b)
 146      return Vector3:new(
 147          a.y * b.z - a.z * b.y,
 148          a.z * b.x - a.x * b.z,
 149          a.x * b.y - a.y * b.x
 150      );
 151  end;
 152  

 154  function VectorUtils.dotProduct(a, b)
 155      return a:dotProduct(b);
 156  end;
 157  

 159  function VectorUtils.rotationToDirection(a)
 160      return Vector3:new(Utils.rotationToDirection(a.x, a.y, a.z));
 161  end;
 162  

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