dayzspectator.c

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class DayZSpectator : Camera
{
    private float m_SpeedMultiplier = 1.0;
    
    private float m_SendUpdateAcc = 0.0;
    
    void DayZSpectator()
    {
        SetEventMask(EntityEvent.FRAME);
    }
    
    override void EOnFrame(IEntity other, float timeSlice)
    {
        if (GetUApi().GetInputByID(UACarShiftGearUp).LocalPress())
            m_SpeedMultiplier = m_SpeedMultiplier + 2;
        if (GetUApi().GetInputByID(UACarShiftGearDown).LocalPress())
            m_SpeedMultiplier = m_SpeedMultiplier - 2;
        
        float speed = 5.0 * m_SpeedMultiplier;
        if (GetUApi().GetInputByID(UATurbo).LocalValue())
            speed *= 2;
        
        float forward = GetUApi().GetInputByID(UAMoveForward).LocalValue() - GetUApi().GetInputByID(UAMoveBack).LocalValue();
        float strafe = GetUApi().GetInputByID(UAMoveRight).LocalValue() - GetUApi().GetInputByID(UAMoveLeft).LocalValue();
        
        vector direction = GetDirection();
        vector directionAside = vector.Up * direction;
        
        vector oldPos = GetPosition();
        vector forwardChange = forward * timeSlice * direction * speed;
        vector strafeChange = strafe * timeSlice * directionAside * speed;
        vector newPos = oldPos + forwardChange + strafeChange;
        float yMin = GetGame().SurfaceRoadY(newPos[0], newPos[2]);
        if (newPos[1] < yMin)
            newPos[1] = yMin;
        
        SetPosition(newPos);
        
        float yawDiff = GetUApi().GetInputByID(UAAimLeft).LocalValue() - GetUApi().GetInputByID(UAAimRight).LocalValue();
        float pitchDiff = GetUApi().GetInputByID(UAAimDown).LocalValue() - GetUApi().GetInputByID(UAAimUp).LocalValue();
        vector oldOrient = GetOrientation();
        vector newOrient = oldOrient;
        newOrient[0] = newOrient[0] - Math.RAD2DEG * yawDiff * timeSlice;
        newOrient[1] = newOrient[1] - Math.RAD2DEG * pitchDiff * timeSlice;
        if (newOrient[1] < -89)
            newOrient[1] = -89;
        if (newOrient[1] > 89)
            newOrient[1] = 89;
        
        SetOrientation(newOrient);
        
        if (m_SendUpdateAcc > 0.5)
        {
            GetGame().UpdateSpectatorPosition(newPos);
            m_SendUpdateAcc = 0;
        }
        
        m_SendUpdateAcc = m_SendUpdateAcc + timeSlice;
    }
};