当前位置: 首页>>代码示例>>C#>>正文


C# Orbit.NextTimeOfRadius方法代码示例

本文整理汇总了C#中Orbit.NextTimeOfRadius方法的典型用法代码示例。如果您正苦于以下问题:C# Orbit.NextTimeOfRadius方法的具体用法?C# Orbit.NextTimeOfRadius怎么用?C# Orbit.NextTimeOfRadius使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Orbit的用法示例。


在下文中一共展示了Orbit.NextTimeOfRadius方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: SuicideBurnCountdown

        public static double SuicideBurnCountdown(Orbit orbit, VesselState vesselState, Vessel vessel)
        {
            if (vesselState.mainBody == null) return 0;
            if (orbit.PeA > 0) return Double.PositiveInfinity;

            double angleFromHorizontal = 90 - Vector3d.Angle(-vessel.srf_velocity, vesselState.up);
            angleFromHorizontal = MuUtils.Clamp(angleFromHorizontal, 0, 90);
            double sine = Math.Sin(angleFromHorizontal * Math.PI / 180);
            double g = vesselState.localg;
            double T = vesselState.limitedMaxThrustAccel;

            double effectiveDecel = 0.5 * (-2 * g * sine + Math.Sqrt((2 * g * sine) * (2 * g * sine) + 4 * (T * T - g * g)));
            double decelTime = vesselState.speedSurface / effectiveDecel;

            Vector3d estimatedLandingSite = vesselState.CoM + 0.5 * decelTime * vessel.srf_velocity;
            double terrainRadius = vesselState.mainBody.Radius + vesselState.mainBody.TerrainAltitude(estimatedLandingSite);
            double impactTime = 0;
            try
            {
                impactTime = orbit.NextTimeOfRadius(vesselState.time, terrainRadius);
            }
            catch (ArgumentException)
            {
                return 0;
            }
            return impactTime - decelTime / 2 - vesselState.time;
        }
开发者ID:CliftonMarien,项目名称:MechJeb2,代码行数:27,代码来源:OrbitExtensions.cs

示例2: ComputeManeuverTime

        public double ComputeManeuverTime(Orbit o, double UT, MechJebModuleTargetController target)
        {
            switch (allowedTimeRef[currentTimeRef])
            {
            case TimeReference.X_FROM_NOW:
                UT += leadTime.val;
                break;

            case TimeReference.APOAPSIS:
                if (o.eccentricity < 1)
                {
                    UT = o.NextApoapsisTime(UT);
                }
                else
                {
                    throw new OperationException("Warning: orbit is hyperbolic, so apoapsis doesn't exist.");
                }
                break;

            case TimeReference.PERIAPSIS:
                UT = o.NextPeriapsisTime(UT);
                break;

            case TimeReference.CLOSEST_APPROACH:
                if (target.NormalTargetExists)
                {
                    UT = o.NextClosestApproachTime(target.TargetOrbit, UT);
                }
                else
                {
                    throw new OperationException("Warning: no target selected.");
                }
                break;

            case TimeReference.ALTITUDE:
                if (circularizeAltitude > o.PeA && (circularizeAltitude < o.ApA || o.eccentricity >= 1))
                {
                    UT = o.NextTimeOfRadius(UT, o.referenceBody.Radius + circularizeAltitude);
                }
                else
                {
                    throw new OperationException("Warning: can't circularize at this altitude, since current orbit does not reach it.");
                }
                break;

            case TimeReference.EQ_ASCENDING:
                if (o.AscendingNodeEquatorialExists())
                {
                    UT = o.TimeOfAscendingNodeEquatorial(UT);
                }
                else
                {
                    throw new OperationException("Warning: equatorial ascending node doesn't exist.");
                }
                break;

            case TimeReference.EQ_DESCENDING:
                if (o.DescendingNodeEquatorialExists())
                {
                    UT = o.TimeOfDescendingNodeEquatorial(UT);
                }
                else
                {
                    throw new OperationException("Warning: equatorial descending node doesn't exist.");
                }
                break;
            
            case TimeReference.EQ_NEAREST_AD:
                if(o.AscendingNodeEquatorialExists())
                {
                    UT = o.DescendingNodeEquatorialExists()
                        ? System.Math.Min(o.TimeOfAscendingNodeEquatorial(UT), o.TimeOfDescendingNodeEquatorial(UT))
                        : o.TimeOfAscendingNodeEquatorial(UT);
                }
                else if(o.DescendingNodeEquatorialExists())
                {
                    UT = o.TimeOfDescendingNodeEquatorial(UT);
                }
                else
                {
                    throw new OperationException("Warning: neither ascending nor descending node exists.");
                }
                break;

            case TimeReference.EQ_HIGHEST_AD:
                if(o.AscendingNodeEquatorialExists())
                {
                    if(o.DescendingNodeEquatorialExists())
                    {
                        var anTime = o.TimeOfAscendingNodeEquatorial(UT);
                        var dnTime = o.TimeOfDescendingNodeEquatorial(UT);
                        UT = o.getOrbitalVelocityAtUT(anTime).magnitude <= o.getOrbitalVelocityAtUT(dnTime).magnitude
                            ? anTime
                            : dnTime;
                    }
                    else
                    {
                        UT = o.TimeOfAscendingNodeEquatorial(UT);
                    }
                }
//.........这里部分代码省略.........
开发者ID:Kerbas-ad-astra,项目名称:MechJeb2,代码行数:101,代码来源:TimeSelector.cs


注:本文中的Orbit.NextTimeOfRadius方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。