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Add factory to load system bodies from JSON
Migrate Mars, Luna and Halley's comet to the new JSON loader
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| { | ||
| "name": "Halleys Comet", | ||
| "colonizeable": false, | ||
| "info": { | ||
| "gravity": 0, | ||
| "type": "comet", | ||
| "albedo": 0.04, | ||
| "mass": 2.2E14, | ||
| "radius": 11 | ||
| }, | ||
| "orbit": { | ||
| "semiMajorAxis": 2.6679E9, | ||
| "eccentricity": 0.96714, | ||
| "eclipticInclination": 180, | ||
| "LoAN": 58.42, | ||
| "AoP": 111.33, | ||
| "meanAnomaly": 38.38 | ||
| }, | ||
| "geoSurvey": { | ||
| "pointsRequired": 575 | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| { | ||
| "name": "Luna", | ||
| "parent": "Earth", | ||
| "colonizeable": true, | ||
| "info": { | ||
| "gravity": 1.625, | ||
| "type": "moon", | ||
| "mass": 7.34767309E22, | ||
| "radius": 6378.1 | ||
| }, | ||
| "orbit": { | ||
| "semiMajorAxis": 0.3844E6, | ||
| "eccentricity": 0.0549, | ||
| "eclipticInclination": 0, | ||
| "LoAN": 125.08, | ||
| "AoP": 318.0634, | ||
| "meanAnomaly": 115.3654 | ||
| }, | ||
| "geoSurvey": { | ||
| "pointsRequired": 250 | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| { | ||
| "name": "Mars", | ||
| "colonizeable": true, | ||
| "info": { | ||
| "gravity": 3.72076, | ||
| "type": "terrestrial", | ||
| "albedo": 0.25, | ||
| "mass": 0.64174E24, | ||
| "radius": 3396.2, | ||
| "tectonics": "earth-like" | ||
| }, | ||
| "orbit": { | ||
| "semiMajorAxis": 227.92E6, | ||
| "eccentricity": 0.0934, | ||
| "eclipticInclination": 0, | ||
| "LoAN": 49.57854, | ||
| "AoP": 336.04084, | ||
| "meanAnomaly": 355.45332 | ||
| }, | ||
| "atmosphere": { | ||
| "pressure": 0.87, | ||
| "hydrosphere": false, | ||
| "hyrdoExtent": 0, | ||
| "greenhouseFactor": 0, | ||
| "greenhousePressure": 0, | ||
| "surfaceTemperature": -63, | ||
| "gases": [ | ||
| { "symbol": "CO2", "percent": 0.9597 }, | ||
| { "symbol": "Ar", "percent": 0.0193 }, | ||
| { "symbol": "N2", "percent": 0.0189 }, | ||
| { "symbol": "O2", "percent": 0.00146 }, | ||
| { "symbol": "CO", "percent": 0.000557 }, | ||
| { "symbol": "H2O", "percent": 0.00021 }, | ||
| { "symbol": "NO", "percent": 0.0001 }, | ||
| { "symbol": "Ne", "percent": 0.0000025 }, | ||
| { "symbol": "Kr", "percent": 0.0000003 }, | ||
| { "symbol": "Xe", "percent": 0.0000001 } | ||
| ] | ||
| }, | ||
| "geoSurvey": { | ||
| "pointsRequired": 575 | ||
| } | ||
| } |
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187 changes: 187 additions & 0 deletions
187
Pulsar4X/GameEngine/Engine/Factories/SystemBodyFromJsonFactory.cs
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| using System; | ||
| using System.Collections.Generic; | ||
| using System.IO; | ||
| using Newtonsoft.Json.Linq; | ||
| using Pulsar4X.Datablobs; | ||
| using Pulsar4X.DataStructures; | ||
| using Pulsar4X.Engine.Sensors; | ||
| using Pulsar4X.Extensions; | ||
| using Pulsar4X.Orbital; | ||
|
|
||
| namespace Pulsar4X.Engine.Factories; | ||
|
|
||
| public static class SystemBodyFromJsonFactory | ||
| { | ||
| public static Entity Create(Game game, StarSystem system, Entity sun, DateTime epoch, SensorProfileDB sensorProfileDB, string filePath) | ||
| { | ||
| string fileContents = File.ReadAllText(filePath); | ||
| var rootJson = JObject.Parse(fileContents); | ||
| var info = rootJson["info"]; | ||
|
|
||
| var blobsToAdd = new List<BaseDataBlob>(); | ||
| var sunMassVolumeDB = sun.GetDataBlob<MassVolumeDB>(); | ||
|
|
||
| var nameDb = new NameDB(rootJson["name"].ToString()); | ||
| blobsToAdd.Add(nameDb); | ||
| blobsToAdd.Add(sensorProfileDB); | ||
|
|
||
| var systemBodyInfoDB = new SystemBodyInfoDB() | ||
| { | ||
| Gravity = (double?)info["gravity"] ?? 0, | ||
| BodyType = info["type"] != null ? GetBodyType(info["type"].ToString()) : BodyType.Unknown, | ||
| Tectonics = info["tectonics"] != null ? GetTectonicsType(info["tectonics"].ToString()) : TectonicActivity.Unknown, | ||
| Albedo = info["albedo"] != null ? new PercentValue(float.Parse(info["albedo"].ToString())) : 0, | ||
| AxialTilt = (float?)info["axialTilt"] ?? 0, | ||
| MagneticField = (float?)info["magneticField"] ?? 0, | ||
| BaseTemperature = (float?)info["baseTemperature"] ?? 0, | ||
| RadiationLevel = (float?)info["radiationLevel"] ?? 0, | ||
| AtmosphericDust = (float?)info["atmosphericDust"] ?? 0, | ||
| LengthOfDay = info["lengthOfDay"] != null ? TimeSpan.Parse(info["lengthOfDay"].ToString()) : TimeSpan.Zero | ||
| }; | ||
| blobsToAdd.Add(systemBodyInfoDB); | ||
|
|
||
| var massVolumeDB = MassVolumeDB.NewFromMassAndRadius_AU( | ||
| (double?)info["mass"] ?? 0, | ||
| Distance.KmToAU((double?)info["radius"] ?? 0) | ||
| ); | ||
| blobsToAdd.Add(massVolumeDB); | ||
|
|
||
| var orbit = rootJson["orbit"]; | ||
| double semiMajorAxis_AU = Distance.KmToAU((double?)orbit["semiMajorAxis"] ?? 0); | ||
| double eccentricity = (double?)orbit["eccentricity"] ?? 0; | ||
| double eclipticInclination = (double?)orbit["eclipticInclination"] ?? 0; | ||
| double loAN = (double?)orbit["LoAN"] ?? 0; | ||
| double AoP = (double?)orbit["AoP"] ?? 0; | ||
| double meanAnomaly = (double?)orbit["meanAnomaly"] ?? 0; | ||
|
|
||
| OrbitDB orbitDB; | ||
| var parentBody = sun; | ||
| var parentMassVolumeDB = sunMassVolumeDB; | ||
|
|
||
| if(rootJson["parent"] != null) | ||
| { | ||
| parentBody = NameLookup.GetFirstEntityWithName(system, rootJson["parent"].ToString()); | ||
| parentMassVolumeDB = parentBody.GetDataBlob<MassVolumeDB>(); | ||
| } | ||
|
|
||
| switch(systemBodyInfoDB.BodyType) | ||
| { | ||
| case BodyType.Asteroid: | ||
| case BodyType.Comet: | ||
| case BodyType.Moon: | ||
| orbitDB = OrbitDB.FromAsteroidFormat( | ||
| parentBody, | ||
| parentMassVolumeDB.MassDry, | ||
| massVolumeDB.MassDry, | ||
| semiMajorAxis_AU, | ||
| eccentricity, | ||
| eclipticInclination, | ||
| loAN, | ||
| AoP, | ||
| meanAnomaly, | ||
| epoch); | ||
| break; | ||
| default: | ||
| orbitDB = OrbitDB.FromMajorPlanetFormat( | ||
| parentBody, | ||
| parentMassVolumeDB.MassDry, | ||
| massVolumeDB.MassDry, | ||
| semiMajorAxis_AU, | ||
| eccentricity, | ||
| eclipticInclination, | ||
| loAN, | ||
| AoP, | ||
| meanAnomaly, | ||
| epoch); | ||
| break; | ||
| } | ||
|
|
||
| systemBodyInfoDB.BaseTemperature = (float)SystemBodyFactory.CalculateBaseTemperatureOfBody(sun, orbitDB); | ||
|
|
||
| var positionDB = new PositionDB( | ||
| orbitDB.GetPosition(game.TimePulse.GameGlobalDateTime), | ||
| system.Guid, | ||
| parentBody); | ||
| blobsToAdd.Add(positionDB); | ||
| blobsToAdd.Add(orbitDB); // orbit needs to be added after position | ||
|
|
||
| if(rootJson["atmosphere"] != null) | ||
| { | ||
| var atmosphere = rootJson["atmosphere"]; | ||
| var pressure = (float?)atmosphere["pressure"] ?? 0; | ||
| var gasesJson = (JArray?)atmosphere["gases"]; | ||
| var gases = new Dictionary<string, float>(); | ||
| foreach(var gas in gasesJson) | ||
| { | ||
| string symbol = gas["symbol"].ToString(); | ||
| float percent = (float?)gas["percent"] ?? 0; | ||
| gases.Add( | ||
| game.GetGasBySymbol(symbol).UniqueID, | ||
| percent * pressure | ||
| ); | ||
| } | ||
|
|
||
| var atmosphereDB = new AtmosphereDB( | ||
| pressure, | ||
| (bool?)atmosphere["hydrosphere"] ?? false, | ||
| (decimal?)atmosphere["hydroExtent"] ?? 0, | ||
| (float?)atmosphere["greenhouseFactor"] ?? 0, | ||
| (float?)atmosphere["greenhousePressure"] ?? 0, | ||
| (float?)atmosphere["surfaceTemperature"] ?? 0, | ||
| gases | ||
| ); | ||
| blobsToAdd.Add(atmosphereDB); | ||
| } | ||
|
|
||
| if(rootJson["geoSurvey"] != null) | ||
| { | ||
| var geoSurveyableDB = new GeoSurveyableDB() | ||
| { | ||
| PointsRequired = (uint?)rootJson["geoSurvey"]["pointsRequired"] ?? 1000 | ||
| }; | ||
|
|
||
| blobsToAdd.Add(geoSurveyableDB); | ||
| } | ||
|
|
||
| if(rootJson["colonizeable"] != null) | ||
| { | ||
| bool isColonizeable = (bool?)rootJson["colonizeable"] ?? false; | ||
| if(isColonizeable) | ||
| blobsToAdd.Add(new ColonizeableDB()); | ||
| } | ||
|
|
||
| Entity body = Entity.Create(); | ||
| system.AddEntity(body, blobsToAdd); | ||
| SensorTools.PlanetEmmisionSig(sensorProfileDB, systemBodyInfoDB, massVolumeDB); | ||
| return body; | ||
| } | ||
|
|
||
| private static BodyType GetBodyType(string bodyType) | ||
| { | ||
| return bodyType switch | ||
| { | ||
| "terrestrial" => BodyType.Terrestrial, | ||
| "gasGiant" => BodyType.GasGiant, | ||
| "iceGiant" => BodyType.IceGiant, | ||
| "dwarfPlanet" => BodyType.DwarfPlanet, | ||
| "gasDwarf" => BodyType.GasDwarf, | ||
| "moon" => BodyType.Moon, | ||
| "asteroid" => BodyType.Asteroid, | ||
| "comet" => BodyType.Comet, | ||
| _ => BodyType.Unknown | ||
| }; | ||
| } | ||
|
|
||
| private static TectonicActivity GetTectonicsType(string tectonics) | ||
| { | ||
| return tectonics switch | ||
| { | ||
| "earth-like" => TectonicActivity.EarthLike, | ||
| "dead" => TectonicActivity.Dead, | ||
| "minor" => TectonicActivity.Minor, | ||
| "major" => TectonicActivity.Major, | ||
| "na" => TectonicActivity.NA, | ||
| _ => TectonicActivity.Unknown | ||
| }; | ||
| } | ||
| } |
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