added helium resource, with the corresponding tank part (wip)
This commit is contained in:
Youen Toupin
parent
67bdfa615c
commit
a49fb7b123
@ -11,11 +11,11 @@ PART
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sound_parachute_open = activate
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sound_parachute_open = activate
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TechRequired = advLanding
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TechRequired = advLanding
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entryCost = 3500
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entryCost = 3500
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cost = 400
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cost = 5000
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category = Utility
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category = Utility
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subcategory = 0
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subcategory = 0
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title = Balloon
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title = Balloon
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description = A test balloon.
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description = A big balloon that can be inflated with helium (sold separately).
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attachRules = 1,0,0,1,0
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attachRules = 1,0,0,1,0
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mass = 0.2
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mass = 0.2
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dragModelType = default
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dragModelType = default
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@ -30,7 +30,5 @@ PART
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MODULE
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MODULE
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{
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{
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name = ModuleAerostat
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name = ModuleAerostat
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DeployAnimation = semiDeployLarge
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InflateAnimation = fullyDeployLarge
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}
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}
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}
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}
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31
Parts/HeliumTankRadial/heliumTankRadial.cfg
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31
Parts/HeliumTankRadial/heliumTankRadial.cfg
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@ -0,0 +1,31 @@
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PART
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{
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name = heliumTankRadial
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module = Part
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author = Youen
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mesh = model.mu
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rescaleFactor = 1
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node_attach = 0.0, 0.0, -0.1875, 0.0, 0.0, -1.0
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TechRequired = advLanding
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entryCost = 2000
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cost = 2200
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category = FuelTank
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subcategory = 0
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title = Helium tank
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description = Disposable helium tank for all your lifting needs (and birthday party balloons). Do not refill after use.
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attachRules = 0,1,0,0,1
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mass = 0.003
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dragModelType = default
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maximum_drag = 0.2
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minimum_drag = 0.2
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angularDrag = 2
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crashTolerance = 12
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maxTemp = 2000 // = 2900
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bulkheadProfiles = srf
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RESOURCE
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{
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name = Helium
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amount = 30
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maxAmount = 30
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}
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}
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BIN
Parts/HeliumTankRadial/ksp_r_xenonTank_diff.dds
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BIN
Parts/HeliumTankRadial/ksp_r_xenonTank_diff.dds
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Binary file not shown.
BIN
Parts/HeliumTankRadial/model.mu
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BIN
Parts/HeliumTankRadial/model.mu
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Binary file not shown.
@ -8,12 +8,6 @@ namespace Aerostats
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{
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{
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public class ModuleAerostat : PartModule
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public class ModuleAerostat : PartModule
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{
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{
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[KSPField(isPersistant = false, guiActive = false)]
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public string DeployAnimation = "semiDeploy";
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[KSPField(isPersistant = false, guiActive = false)]
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public string InflateAnimation = "fullyDeploy";
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// In this class, amount of gas Q is specified in m^3 at stp (standard pressure of 100kPa and temperature of 0°C = 273K). Ideal gas equation P.V = n.R.T gives us the equivalent number of moles: n = P.V/R/T = 100000.Q/8.314/273 = 44.Q mol
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// In this class, amount of gas Q is specified in m^3 at stp (standard pressure of 100kPa and temperature of 0°C = 273K). Ideal gas equation P.V = n.R.T gives us the equivalent number of moles: n = P.V/R/T = 100000.Q/8.314/273 = 44.Q mol
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private static readonly float R = 8.314f;
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private static readonly float R = 8.314f;
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private static readonly float ZeroCelsius = 273.15f;
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private static readonly float ZeroCelsius = 273.15f;
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@ -39,16 +33,6 @@ namespace Aerostats
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[KSPField(isPersistant = false, guiActive = false)]
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[KSPField(isPersistant = false, guiActive = false)]
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public float MaxBalloonVolume = 10000;
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public float MaxBalloonVolume = 10000;
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/// <summary>
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/// Maximum initial reserve of compressed gas, in m^3 at stp
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/// For helium, the volume needed to store this reserve is about 0.0014m^3 of compressed storage (liquid) for 1m^3 of gas at stp
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/// </summary>
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[KSPField(isPersistant = false, guiActive = false)]
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public float CompressedGasStorage = 15000;
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[KSPField(isPersistant = true, guiActive = true)]
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public float RemainingCompressedGas = 15000;
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/// <summary>
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/// <summary>
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/// Weight, in kilograms, of 1m^3 of gas at 100kPa and 0°C
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/// Weight, in kilograms, of 1m^3 of gas at 100kPa and 0°C
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/// Helium is 179g/m^3
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/// Helium is 179g/m^3
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@ -112,35 +96,6 @@ namespace Aerostats
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private GameObject Balloon;
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private GameObject Balloon;
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private LineRenderer Spring;
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private LineRenderer Spring;
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private void PlayAnimation(string animationName, float animationSpeed)
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{
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foreach (Animation animation in part.FindModelAnimators(animationName))
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{
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AnimationState state = animation[animationName];
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state.normalizedTime = 0;
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state.normalizedSpeed = animationSpeed;
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state.enabled = true;
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animation.Play(animationName);
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}
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}
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private bool IsAnimationPlaying(string animationName)
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{
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return part.FindModelAnimators(animationName).Any(a => a[animationName].enabled);
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}
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private void SetInflation(float ratio)
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{
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foreach (Animation animation in part.FindModelAnimators(InflateAnimation))
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{
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AnimationState state = animation[InflateAnimation];
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state.normalizedTime = ratio;
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state.normalizedSpeed = 0;
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state.enabled = true;
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animation.Play(InflateAnimation);
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}
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}
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public override void OnStart(PartModule.StartState state)
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public override void OnStart(PartModule.StartState state)
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{
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{
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if (!HighLogic.LoadedSceneIsEditor && !HighLogic.LoadedSceneIsFlight) { return; }
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if (!HighLogic.LoadedSceneIsEditor && !HighLogic.LoadedSceneIsFlight) { return; }
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@ -153,7 +108,6 @@ namespace Aerostats
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{
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{
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UnityEngine.Debug.Log("Aerostats: staged");
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UnityEngine.Debug.Log("Aerostats: staged");
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ScreenMessages.PostScreenMessage("staged");
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ScreenMessages.PostScreenMessage("staged");
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//PlayAnimation(DeployAnimation, 1.0f);
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Balloon = GameObject.CreatePrimitive(PrimitiveType.Sphere);
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Balloon = GameObject.CreatePrimitive(PrimitiveType.Sphere);
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Balloon.transform.position = part.Rigidbody.position + part.Rigidbody.transform.up;
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Balloon.transform.position = part.Rigidbody.position + part.Rigidbody.transform.up;
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@ -162,8 +116,7 @@ namespace Aerostats
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Balloon.rigidbody.angularDrag = 10.0f;
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Balloon.rigidbody.angularDrag = 10.0f;
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LiftingGasQuantity = Math.Min(MinimumFillQuantity, RemainingCompressedGas);
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LiftingGasQuantity = part.RequestResource("Helium", MinimumFillQuantity);
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RemainingCompressedGas -= LiftingGasQuantity;
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Spring = Balloon.AddComponent<LineRenderer>();
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Spring = Balloon.AddComponent<LineRenderer>();
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Spring.useWorldSpace = true;
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Spring.useWorldSpace = true;
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@ -193,96 +146,83 @@ namespace Aerostats
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if (Staged)
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if (Staged)
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{
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{
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//if (!IsAnimationPlaying(DeployAnimation))
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float externalTemperature = (float)FlightGlobals.getExternalTemperature();
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float balloonInternalTemperature = externalTemperature;
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float externalPressure = Math.Max((float)FlightGlobals.getStaticPressure() * 1000.0f, 0.00001f);
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Util.PostSingleScreenMessage("external atmo", "Temperature = " + externalTemperature + "K, Pressure=" + externalPressure + "Pa");
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float currentMaxQuantity = MaxBalloonVolume / R / balloonInternalTemperature * externalPressure / StpVolumeToMoles;
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LiftingGasTargetQuantity = Math.Max(MinimumFillQuantity, LiftingGasTargetQuantity);
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if(LiftingGasTargetQuantity > LiftingGasQuantity)
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{
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{
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float externalTemperature = (float)FlightGlobals.getExternalTemperature();
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// infalting balloon
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float balloonInternalTemperature = externalTemperature;
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float stepFinalQuantity = Math.Min(LiftingGasQuantity + MaxGasFillRate * Time.fixedDeltaTime, Math.Min(LiftingGasTargetQuantity, currentMaxQuantity));
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float externalPressure = Math.Max((float)FlightGlobals.getStaticPressure() * 1000.0f, 0.00001f);
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float step = Math.Max(stepFinalQuantity - LiftingGasQuantity, 0.0f);
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Util.PostSingleScreenMessage("external atmo", "Temperature = " + externalTemperature + "K, Pressure=" + externalPressure + "Pa");
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LiftingGasQuantity += part.RequestResource("Helium", step);
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float currentMaxQuantity = MaxBalloonVolume / R / balloonInternalTemperature * externalPressure / StpVolumeToMoles;
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LiftingGasTargetQuantity = Math.Max(MinimumFillQuantity, LiftingGasTargetQuantity);
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if(LiftingGasTargetQuantity > LiftingGasQuantity)
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{
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// infalting balloon
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float stepFinalQuantity = Math.Min(LiftingGasQuantity + MaxGasFillRate * Time.fixedDeltaTime, Math.Min(LiftingGasTargetQuantity, currentMaxQuantity));
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float step = Math.Max(stepFinalQuantity - LiftingGasQuantity, 0.0f);
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LiftingGasQuantity += step;
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RemainingCompressedGas -= step;
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// gas exhausted
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if(RemainingCompressedGas < 0)
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{
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Util.PostSingleScreenMessage("out of gas", "Lifting gas reserve exhausted");
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LiftingGasQuantity += RemainingCompressedGas;
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RemainingCompressedGas = 0;
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}
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}
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else
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{
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// deflating balloon
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LiftingGasQuantity = Math.Max(LiftingGasQuantity - MaxGasVentRate * Time.fixedDeltaTime, LiftingGasTargetQuantity);
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}
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// balloon security valve
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if (LiftingGasQuantity > currentMaxQuantity)
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{
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Util.PostSingleScreenMessage("security valve", "Some gas has been vented by the balloon security valve");
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LiftingGasQuantity = currentMaxQuantity;
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}
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float currentGasMoles = StpVolumeToMoles * LiftingGasQuantity;
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float currentGasVolume = currentGasMoles * R * balloonInternalTemperature / externalPressure;
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Inflation = currentGasVolume / MaxBalloonVolume;
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Util.PostSingleScreenMessage("inflation", "Inflation = " + (Inflation * 100.0f).ToString("0.00") + "%");
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//SetInflation(Inflation);
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float airDensity = (float)FlightGlobals.getAtmDensity(externalPressure / 1000.0f, externalTemperature, vessel.mainBody);
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float currentGasDensity = GasDensity * balloonInternalTemperature / ZeroCelsius / externalPressure * StandardPressure;
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float balloonLift = currentGasVolume * airDensity;
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float balloonGasMass = currentGasDensity * currentGasVolume;
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Util.PostSingleScreenMessage("lift", "Air density = " + airDensity + "kg/m^3, Lift = " + (balloonLift - balloonGasMass) + "kg");
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var gravityAccel = FlightGlobals.getGeeForceAtPosition(vessel.GetWorldPos3D());
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//Util.PostSingleScreenMessage("gravity", "Gravity accel = (" + gravityAccel.x + ", " + gravityAccel.y + ", " + gravityAccel.z + ")");
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// V = 4/3*pi*r^3
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float radius = Mathf.Pow(currentGasVolume * 0.75f / Mathf.PI, 0.333f);
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float scale = radius * 2.0f + 0.1f;
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Balloon.transform.localScale = new Vector3(scale,scale,scale);
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Balloon.rigidbody.mass = (BalloonEmptyMass + balloonGasMass) * 0.001f;
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Balloon.rigidbody.AddForce(-gravityAccel * balloonLift / 1000.0f, ForceMode.Force);
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// balloon drag
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var airVelocity = Balloon.rigidbody.velocity + Krakensbane.GetFrameVelocity() /*- vessel.mainBody.getRFrmVel(vessel.GetWorldPos3D())*/;
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float sqVel = (float)airVelocity.magnitude;
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sqVel *= sqVel;
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float dragForce = 0.5f * airDensity * sqVel * BalloonDragCoeff * (Mathf.PI * radius * radius);
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Util.PostSingleScreenMessage("balloon drag", "Drag = " + dragForce + "N");
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Balloon.rigidbody.AddForce(-airVelocity.normalized * dragForce / 1000.0f, ForceMode.Force);
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// spring between balloon and base
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float restLength = SpringRestLength + radius;
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var springVec = Balloon.rigidbody.position - part.rigidbody.position;
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float springLength = springVec.magnitude;
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float springForceMag = 0;
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var balloonAttachPoint = Balloon.rigidbody.position - Balloon.transform.up.normalized * radius;
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if(springLength > restLength)
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{
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float tensingLength = springLength - restLength;
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springForceMag = tensingLength * SpringHardness;
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var springForce = springVec * (springForceMag / springLength * 0.001f);
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part.rigidbody.AddForce(springForce, ForceMode.Force);
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Balloon.rigidbody.AddForceAtPosition(-springForce, balloonAttachPoint, ForceMode.Force);
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}
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Util.PostSingleScreenMessage("spring force", "Spring force = " + springForceMag + "N");
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Spring.SetPosition(0, part.transform.position);
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Spring.SetPosition(1, balloonAttachPoint);
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}
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}
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else
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{
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// deflating balloon
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LiftingGasQuantity = Math.Max(LiftingGasQuantity - MaxGasVentRate * Time.fixedDeltaTime, LiftingGasTargetQuantity);
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}
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// balloon security valve
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if (LiftingGasQuantity > currentMaxQuantity)
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{
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Util.PostSingleScreenMessage("security valve", "Some gas has been vented by the balloon security valve");
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LiftingGasQuantity = currentMaxQuantity;
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}
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float currentGasMoles = StpVolumeToMoles * LiftingGasQuantity;
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float currentGasVolume = currentGasMoles * R * balloonInternalTemperature / externalPressure;
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Inflation = currentGasVolume / MaxBalloonVolume;
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Util.PostSingleScreenMessage("inflation", "Inflation = " + (Inflation * 100.0f).ToString("0.00") + "%");
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float airDensity = (float)FlightGlobals.getAtmDensity(externalPressure / 1000.0f, externalTemperature, vessel.mainBody);
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float currentGasDensity = GasDensity * balloonInternalTemperature / ZeroCelsius / externalPressure * StandardPressure;
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float balloonLift = currentGasVolume * airDensity;
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float balloonGasMass = currentGasDensity * currentGasVolume;
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Util.PostSingleScreenMessage("lift", "Air density = " + airDensity + "kg/m^3, Lift = " + (balloonLift - balloonGasMass) + "kg");
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var gravityAccel = FlightGlobals.getGeeForceAtPosition(vessel.GetWorldPos3D());
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//Util.PostSingleScreenMessage("gravity", "Gravity accel = (" + gravityAccel.x + ", " + gravityAccel.y + ", " + gravityAccel.z + ")");
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// V = 4/3*pi*r^3
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float radius = Mathf.Pow(currentGasVolume * 0.75f / Mathf.PI, 0.333f);
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float scale = radius * 2.0f + 0.1f;
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Balloon.transform.localScale = new Vector3(scale,scale,scale);
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Balloon.rigidbody.mass = (BalloonEmptyMass + balloonGasMass) * 0.001f;
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Balloon.rigidbody.AddForce(-gravityAccel * balloonLift / 1000.0f, ForceMode.Force);
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// balloon drag
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var airVelocity = Balloon.rigidbody.velocity + Krakensbane.GetFrameVelocity() /*- vessel.mainBody.getRFrmVel(vessel.GetWorldPos3D())*/;
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float sqVel = (float)airVelocity.magnitude;
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sqVel *= sqVel;
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float dragForce = 0.5f * airDensity * sqVel * BalloonDragCoeff * (Mathf.PI * radius * radius);
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Util.PostSingleScreenMessage("balloon drag", "Drag = " + dragForce + "N");
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Balloon.rigidbody.AddForce(-airVelocity.normalized * dragForce / 1000.0f, ForceMode.Force);
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// spring between balloon and base
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float restLength = SpringRestLength + radius;
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var springVec = Balloon.rigidbody.position - part.rigidbody.position;
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float springLength = springVec.magnitude;
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float springForceMag = 0;
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var balloonAttachPoint = Balloon.rigidbody.position - Balloon.transform.up.normalized * radius;
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if(springLength > restLength)
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{
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float tensingLength = springLength - restLength;
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springForceMag = tensingLength * SpringHardness;
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var springForce = springVec * (springForceMag / springLength * 0.001f);
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part.rigidbody.AddForce(springForce, ForceMode.Force);
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Balloon.rigidbody.AddForceAtPosition(-springForce, balloonAttachPoint, ForceMode.Force);
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}
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Util.PostSingleScreenMessage("spring force", "Spring force = " + springForceMag + "N");
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Spring.SetPosition(0, part.transform.position);
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Spring.SetPosition(1, balloonAttachPoint);
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}
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}
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}
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}
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}
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}
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16
TweakScale.cfg
Normal file
16
TweakScale.cfg
Normal file
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@PART[heliumTankRadial]
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{
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%MODULE[TweakScale]
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{
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|
type = free
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@PART[balloon]
|
||||||
|
{
|
||||||
|
%MODULE[TweakScale]
|
||||||
|
{
|
||||||
|
type = stack
|
||||||
|
defaultScale = 1.25
|
||||||
|
}
|
||||||
|
}
|
||||||
10
resources.cfg
Normal file
10
resources.cfg
Normal file
@ -0,0 +1,10 @@
|
|||||||
|
RESOURCE_DEFINITION
|
||||||
|
{
|
||||||
|
name = Helium
|
||||||
|
density = 0.000179 // storage unit is m^3 of Helium at standard pressure (100kPa, 0°C), which has a density of 0.179kg/m^3 (helium tanks store liquid helium which occupies less space, but still weights the same)
|
||||||
|
unitCost = 1.2
|
||||||
|
hsp = 3000
|
||||||
|
flowMode = STAGE_PRIORITY_FLOW
|
||||||
|
transfer = PUMP
|
||||||
|
isTweakable = true
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user