public override Vector2 GetDir(ForceController2D entity)
{
Vector2 position = entity.transform.position;
Vector2 center = transform.position;
Vector2 dir = inward ? center - position : position - center;
return(dir.normalized);
}
public override Vector2 GetDir(ForceController2D entity)
{
Vector2 center = this.center ? this.center.position : transform.position;
Vector2 toDir;
Vector2 entPos = entity.transform.position;
Vector2 entUp = entity.transform.up;
Vector2 dir = checkDirInverse ? entPos - center : center - entPos;
dir.Normalize();
//check if we are within reasonable angle between entity's up and dir from center
//if(Vector3.Angle(dir, entUp) < checkEntityAngle) {
//check downward and see if we collide
Vector2 checkDir = checkUseEntityUp ? -entUp : -dir;
RaycastHit2D hit;
if (checkRadius > 0f)
{
hit = Physics2D.CircleCast(entPos, checkRadius, checkDir, checkDistance, checkLayer);
}
else
{
hit = Physics2D.Raycast(entPos, checkDir, checkDistance, checkLayer);
}
if (hit.collider)
{
if (Vector2.Angle(dir, hit.normal) < checkSurfaceAngle && Vector2.Angle(entUp, hit.normal) > dirAngleChangeThreshold)
{
toDir = hit.normal;
}
else
{
toDir = entUp;
}
}
else
{
toDir = entUp;
}
//}
//var toDir = info != null ? info.curDir : entUp;
return(dirInverse ? -toDir : toDir);
}
public float GetForce(ForceController2D entity)
{
switch (fieldType)
{
case FieldValueType.Accel:
return(entity.body.mass * fieldValue);
case FieldValueType.Force:
return(fieldValue);
default:
return(0f);
}
}
public override Vector2 GetDir(ForceController2D entity)
{
return(dir);
}
public virtual void ItemRemoved(ForceController2D ctrl)
{
}
public abstract Vector2 GetDir(ForceController2D entity);