SCR_LimitBoxManualCameraComponent.c

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[BaseContainerProps(), SCR_BaseManualCameraComponentTitle()]
class SCR_LimitBoxManualCameraComponent : SCR_BaseManualCameraComponent
{
    [Attribute(defvalue: "-2000 -2000 -2000")]
    private vector m_vBoundsMin;
    
    [Attribute(defvalue: "2000 2000 2000")]
    private vector m_vBoundsMax;
    
    [Attribute(defvalue: "1", desc: "When true, boundaries are calculated from world boundaries, not from 0,0,0")]
    private bool m_RelativeToWorld;
    
    private vector m_vPos;
    
    //------------------------------------------------------------------------------------------------
    override void EOnCameraFrame(SCR_ManualCameraParam param)
    {
        if (!param.isDirty) return;
        
        m_vPos = param.transform[3];
        m_vPos[0] = Math.Clamp(m_vPos[0], m_vBoundsMin[0], m_vBoundsMax[0]);
        m_vPos[1] = Math.Clamp(m_vPos[1], m_vBoundsMin[1], m_vBoundsMax[1]);
        m_vPos[2] = Math.Clamp(m_vPos[2], m_vBoundsMin[2], m_vBoundsMax[2]);
        param.transform[3] = m_vPos;
    }
 
    //------------------------------------------------------------------------------------------------
    override bool EOnCameraInit()
    {
        if (!m_RelativeToWorld) return true;
        
        ArmaReforgerScripted game = GetGame();
        if (!game)
            return false;
        
        BaseWorld world = game.GetWorld();
        if (!world)
            return false;
        
        vector worldBoundBoxMin, worldBoundBoxMax;
        world.GetBoundBox(worldBoundBoxMin, worldBoundBoxMax);
        
        m_vBoundsMin += worldBoundBoxMin;
        m_vBoundsMax += worldBoundBoxMax;
        
        return true;
    }
}