Merge branch 'seybur-master' #43
[VesselSimulator.git] / KerbalEngineer / Flight / Readouts / Surface / HorizontalAcceleration.cs
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// 
//     Kerbal Engineer Redux
// 
//     Copyright (C) 2014 CYBUTEK
// 
//     This program is free software: you can redistribute it and/or modify
//     it under the terms of the GNU General Public License as published by
//     the Free Software Foundation, either version 3 of the License, or
//     (at your option) any later version.
// 
//     This program is distributed in the hope that it will be useful,
//     but WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//     GNU General Public License for more details.
// 
//     You should have received a copy of the GNU General Public License
//     along with this program.  If not, see <http://www.gnu.org/licenses/>.
// 
 
#region Using Directives
 
using KerbalEngineer.Extensions;
 
#endregion
 
namespace KerbalEngineer.Flight.Readouts.Surface
{
    public class HorizontalAcceleration : ReadoutModule
    {
        private double speed;
        private double acceleration;
        public HorizontalAcceleration()
        {
            this.Name = "Horizontal Acceleration";
            this.Category = ReadoutCategory.GetCategory("Surface");
            this.HelpString = "Shows the vessel's horizontal acceleration across a celestial body's surface.";
            this.IsDefault = true;
        }
 
        public override void FixedUpdate()
        {
            this.acceleration = (FlightGlobals.ActiveVessel.horizontalSrfSpeed - this.speed) / TimeWarp.fixedDeltaTime;
            this.speed = FlightGlobals.ActiveVessel.horizontalSrfSpeed;
        }
 
        public override void Draw()
        {
            this.DrawLine(this.acceleration.ToAcceleration());
        }
    }
}