spawnProjectileByDir

• Parameters and types:
  • shooter: numberSet the objid to which the thrown object belongs
  • itemid: numberthrowable id
  • x,y,z: numberstarting point of the thrown object
  • dstx, dsty, dstz: numberthrowing direction
  • speed: numberThrowing speed
• Return value and type:
  • code: numberSuccess (ErrorCode.OK) ErrorCode
  • objid: numberThe instance ID of the thrown object
• The main purpose of this method: Generate projectiles (by direction)
• The specific use cases are as follows:

local code, objid = World:spawnProjectileByDir(shooter, itemid, x, y, z, dirx, diry, dirz, speed)
if code == ErrorCode.OK then
print('Execution success', code, objid )
else
print('Execution failure')
end