Fixes, added SimBody class

GamecraftModdingAPI/Block.cs

@@ -23,15 +23,14 @@ namespace GamecraftModdingAPI
 		protected static readonly MovementEngine MovementEngine = new MovementEngine();
 		protected static readonly RotationEngine RotationEngine = new RotationEngine();
 		protected static readonly RemovalEngine RemovalEngine = new RemovalEngine();
-		protected static readonly BlockEngine BlockEngine = new BlockEngine();
 		protected static readonly SignalEngine SignalEngine = new SignalEngine();
+		
+		protected internal static readonly BlockEngine BlockEngine = new BlockEngine();
 
 		/// <summary>
 		/// Place a new block at the given position. If scaled, position means the center of the block. The default block size is 0.2 in terms of position.
 		/// Place blocks next to each other to connect them.
 		/// The placed block will be a complete block with a placement grid and collision which will be saved along with the game.
-		/// <para></para>
-		/// <para>This method causes a sync which may have a performance impact. Use the async version if possible.</para>
 		/// </summary>
 		/// <param name="block">The block's type</param>
 		/// <param name="color">The block's color</param>
@@ -48,15 +47,8 @@ namespace GamecraftModdingAPI
 		{
 			if (PlacementEngine.IsInGame && GameState.IsBuildMode())
 			{
-				try
-				{
-					return new Block(PlacementEngine.PlaceBlock(block, color, darkness,
-						position, uscale, scale, player, rotation));
-				}
-				catch (Exception e)
-				{
-					Logging.MetaDebugLog(e);
-				}
+				return new Block(PlacementEngine.PlaceBlock(block, color, darkness,
+					position, uscale, scale, player, rotation));
 			}
 
 			return null;
@@ -122,17 +114,8 @@ namespace GamecraftModdingAPI
             }
 		}
 
-		public Block(uint id)
+		public Block(uint id) : this(new EGID(id, CommonExclusiveGroups.OWNED_BLOCKS_GROUP))
 		{
-			Id = new EGID(id, CommonExclusiveGroups.OWNED_BLOCKS_GROUP);
-			if (!BlockEngine.BlockExists(Id))
-            {
-                Sync();
-                if (!BlockEngine.BlockExists(Id))
-                {
-					throw new BlockDoesNotExistException($"Block {Id.entityID} must be placed using PlaceNew(...) since it does not exist yet");
-                }
-            }
 		}
 
         /// <summary>
@@ -264,6 +247,17 @@ namespace GamecraftModdingAPI
 		/// <returns>True if the block exists and could be removed.</returns>
 		public bool Remove() => RemovalEngine.RemoveBlock(Id);
 
+		/// <summary>
+		/// Returns the rigid body of the cluster of blocks this one belongs to during simulation.
+		/// Can be used to apply forces or move the block around while the simulation is running.
+		/// </summary>
+		/// <returns></returns>
+		public SimBody ToSimBody()
+		{
+			uint id = BlockEngine.GetBlockInfo<GridConnectionsEntityStruct>(Id).machineRigidBodyId;
+			return new SimBody(id);
+		}
+
 		public override string ToString()
 		{
 			return $"{nameof(Id)}: {Id}, {nameof(Position)}: {Position}, {nameof(Rotation)}: {Rotation}";

GamecraftModdingAPI/Blocks/ConsoleBlock.cs

@@ -15,21 +15,14 @@ namespace GamecraftModdingAPI.Blocks
             float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
             int uscale = 1, float3 scale = default, Player player = null)
         {
-            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
-            {
-                try
-                {
-					EGID id = PlacementEngine.PlaceBlock(BlockIDs.ConsoleBlock, color, darkness,
-														  position, uscale, scale, player, rotation);
-					return new ConsoleBlock(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
-            }
+	        if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+	        {
+		        EGID id = PlacementEngine.PlaceBlock(BlockIDs.ConsoleBlock, color, darkness,
+			        position, uscale, scale, player, rotation);
+		        return new ConsoleBlock(id);
+	        }
 
-            return null;
+	        return null;
         }
 
 		public ConsoleBlock(EGID id): base(id)

GamecraftModdingAPI/Blocks/Motor.cs

@@ -25,16 +25,9 @@ namespace GamecraftModdingAPI.Blocks
             }
             if (PlacementEngine.IsInGame && GameState.IsBuildMode())
             {
-                try
-                {
-                    EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
-                                                         position, uscale, scale, player, rotation);
-                    return new Motor(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+                return new Motor(id);
             }
 
             return null;

GamecraftModdingAPI/Blocks/Piston.cs

@@ -25,16 +25,9 @@ namespace GamecraftModdingAPI.Blocks
             }
             if (PlacementEngine.IsInGame && GameState.IsBuildMode())
             {
-                try
-                {
-                    EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
-                                                         position, uscale, scale, player, rotation);
-					return new Piston(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+				return new Piston(id);
             }
 
             return null;

GamecraftModdingAPI/Blocks/Servo.cs

@@ -21,20 +21,13 @@ namespace GamecraftModdingAPI.Blocks
         {
 			if (!(block == BlockIDs.ServoAxle || block == BlockIDs.ServoHinge || block == BlockIDs.ServoPiston))
             {
-				throw new BlockTypeException($"Block is not a {typeof(Servo).Name} block");
+				throw new BlockTypeException($"Block is not a {nameof(Servo)} block");
             }
             if (PlacementEngine.IsInGame && GameState.IsBuildMode())
             {
-                try
-                {
-                    EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
-                                                         position, uscale, scale, player, rotation);
-					return new Servo(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+				return new Servo(id);
             }
 
             return null;

GamecraftModdingAPI/Blocks/SignalingBlock.cs

@@ -25,16 +25,9 @@ namespace GamecraftModdingAPI.Blocks
         {
             if (PlacementEngine.IsInGame && GameState.IsBuildMode())
             {
-                try
-                {
-                    EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
-                                                         position, uscale, scale, player, rotation);
-					return new SignalingBlock(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+				return new SignalingBlock(id);
             }
 
             return null;

GamecraftModdingAPI/Blocks/SpawnPoint.cs

@@ -23,20 +23,13 @@ namespace GamecraftModdingAPI.Blocks
         {
 			if (!(block == BlockIDs.LargeSpawn || block == BlockIDs.SmallSpawn || block == BlockIDs.MediumSpawn || block == BlockIDs.PlayerSpawn))
 			{
-				throw new BlockTypeException($"Block is not a {typeof(SpawnPoint).Name} block");
+				throw new BlockTypeException($"Block is not a {nameof(SpawnPoint)} block");
 			}
             if (PlacementEngine.IsInGame && GameState.IsBuildMode())
             {
-                try
-                {
-                    EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
-                                                         position, uscale, scale, player, rotation);
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
 					return new SpawnPoint(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
             }
 
             return null;

GamecraftModdingAPI/Blocks/TextBlock.cs

@@ -18,16 +18,9 @@ namespace GamecraftModdingAPI.Blocks
         {
             if (PlacementEngine.IsInGame && GameState.IsBuildMode())
             {
-                try
-                {
-					EGID id = PlacementEngine.PlaceBlock(BlockIDs.TextBlock, color, darkness,
-														 position, uscale, scale, player, rotation);
-					return new TextBlock(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
+				EGID id = PlacementEngine.PlaceBlock(BlockIDs.TextBlock, color, darkness,
+				  									 position, uscale, scale, player, rotation);
+				return new TextBlock(id);
             }
 
             return null;

GamecraftModdingAPI/Blocks/Timer.cs

@@ -21,17 +21,9 @@ namespace GamecraftModdingAPI.Blocks
         {
             if (PlacementEngine.IsInGame && GameState.IsBuildMode())
             {
-
-                try
-                {
-					EGID id = PlacementEngine.PlaceBlock(BlockIDs.Timer, color, darkness,
-                                                         position, uscale, scale, player, rotation);
-                    return new Timer(id);
-                }
-                catch (Exception e)
-                {
-                    Logging.MetaDebugLog(e);
-                }
+				EGID id = PlacementEngine.PlaceBlock(BlockIDs.Timer, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+                return new Timer(id);
             }
 
             return null;

GamecraftModdingAPI/Player.cs

@@ -1,6 +1,7 @@
 using System;
 
 using Unity.Mathematics;
+using RobocraftX.Common;
 
 using GamecraftModdingAPI.Players;
 
@@ -221,13 +222,27 @@ namespace GamecraftModdingAPI
         /// <summary>
         /// Returns the block the player is currently looking at.
         /// </summary>
-        /// <param name="playerId">The player's ID</param>
-        /// <param name="entitiesDB">The entities DB</param>
         /// <param name="maxDistance">The maximum distance from the player (default is the player's building reach)</param>
-        /// <returns>The block's EGID or null if not found</returns>
+        /// <returns>The block or null if not found</returns>
         public Block GetBlockLookedAt(float maxDistance = -1f)
         {
-	        return playerEngine.GetBlockLookedAt(Id, maxDistance);
+	        var egid = playerEngine.GetThingLookedAt(Id, maxDistance);
+	        return egid.HasValue && egid.Value.groupID == CommonExclusiveGroups.OWNED_BLOCKS_GROUP
+		        ? new Block(egid.Value)
+		        : null;
+        }
+        
+        /// <summary>
+        /// Returns the rigid body the player is currently looking at during simulation.
+        /// </summary>
+        /// <param name="maxDistance">The maximum distance from the player (default is the player's building reach)</param>
+        /// <returns>The block or null if not found</returns>
+        public SimBody GetSimBodyLookedAt(float maxDistance = -1f)
+        {
+	        var egid = playerEngine.GetThingLookedAt(Id, maxDistance);
+	        return egid.HasValue && egid.Value.groupID == CommonExclusiveGroups.SIMULATION_BODIES_GROUP
+		        ? new SimBody(egid.Value)
+		        : null;
         }
 
         // internal methods

GamecraftModdingAPI/Players/PlayerEngine.cs

@@ -238,7 +238,7 @@ namespace GamecraftModdingAPI.Players
             return false;
         }
         
-        public Block GetBlockLookedAt(uint playerId, float maxDistance = -1f)
+        public EGID? GetThingLookedAt(uint playerId, float maxDistance = -1f)
         {
 	        if (!entitiesDB.TryQueryMappedEntities<CharacterCameraRayCastEntityStruct>(
 		        CameraExclusiveGroups.CameraGroup, out var mapper))
@@ -248,7 +248,22 @@ namespace GamecraftModdingAPI.Players
 		        ? GhostBlockUtils.GetBuildInteractionDistance(entitiesDB, rayCast)
 		        : maxDistance;
 	        if (rayCast.hit && rayCast.distance <= distance)
-		        return new Block(rayCast.hitEgid);
+		        return rayCast.hitEgid;
+	        /*if (rayCast.hit)
+	        {
+		        *Logging.MetaDebugLog("RayCast EGID: " + rayCast.hitEgid);
+		        var d = AccessTools.Field(typeof(ExclusiveGroup), "_knownGroups").GetValue(null) as
+			        Dictionary<string, ExclusiveGroupStruct>;
+		        foreach (var groupStruct in d)
+		        {
+			        if (groupStruct.Value == rayCast.hitEgid.groupID)
+			        {
+				        Logging.MetaDebugLog("Group name: " + groupStruct.Key);
+				        break; //SIMULATION_BODIES_GROUP
+			        }
+		        }*
+		        //Logging.MetaDebugLog("Position: " + Block.GetBlockPositionTest(rayCast.hitEgid));
+	        }*/
 
 	        return null;
         }

GamecraftModdingAPI/SimBody.cs

@@ -0,0 +1,88 @@
+using RobocraftX.Common;
+using RobocraftX.Physics;
+using Svelto.ECS;
+using Unity.Mathematics;
+using Unity.Physics;
+using UnityEngine;
+
+namespace GamecraftModdingAPI
+{
+    /// <summary>
+    /// A rigid body (like a cluster of connected blocks) during simulation.
+    /// </summary>
+    public class SimBody
+    {
+        public EGID Id { get; }
+
+        public SimBody(EGID id)
+        {
+            Id = id;
+        }
+
+        public SimBody(uint id) : this(new EGID(id, CommonExclusiveGroups.SIMULATION_BODIES_GROUP))
+        {
+        }
+
+        public float3 Position
+        {
+            get => GetStruct().position;
+            set => GetStruct().position = value;
+        }
+
+        public float3 Velocity
+        {
+            get => GetStruct().velocity;
+            set => GetStruct().velocity = value;
+        }
+
+        public float3 AngularVelocity
+        {
+            get => GetStruct().angularVelocity;
+            set => GetStruct().angularVelocity = value;
+        }
+
+        public float3 DeltaVelocity
+        {
+            get => GetStruct().deltaVelocity;
+            set => GetStruct().deltaVelocity = value;
+        }
+
+        public float3 DeltaAngularVelocity
+        {
+            get => GetStruct().deltaAngularVelocity;
+            set => GetStruct().deltaAngularVelocity = value;
+        }
+
+        public float3 Rotation
+        {
+            get => ((Quaternion) GetStruct().rotation).eulerAngles;
+            set
+            {
+                ref var str = ref GetStruct();
+                Quaternion quaternion = str.rotation;
+                quaternion.eulerAngles = value;
+                str.rotation = quaternion;
+            }
+        }
+
+        public float Mass
+        {
+            get => math.rcp(GetStruct().physicsMass.InverseMass);
+            set => GetStruct().physicsMass.InverseMass = math.rcp(value);
+        }
+
+        /// <summary>
+        /// Whether the body can be moved or static
+        /// </summary>
+        public bool Static
+        {
+            get => Block.BlockEngine.GetBlockInfo<MassEntityStruct>(Id).isStatic;
+            set => Block.BlockEngine.GetBlockInfo<MassEntityStruct>(Id).isStatic = value;
+        }
+
+        private ref RigidBodyEntityStruct GetStruct()
+        {
+            return ref Block.BlockEngine.GetBlockInfo<RigidBodyEntityStruct>(Id);
+        }
+    }
+}

GamecraftModdingAPI/Tests/GamecraftModdingAPIPluginTest.cs

@@ -1,8 +1,11 @@
 using System;
+using System.Diagnostics;
 using System.Linq;
 using System.Reflection;
+using System.Text;
 
 using HarmonyLib;
+using IllusionInjector;
 // test
 using Svelto.ECS;
 using RobocraftX.Blocks;
@@ -143,15 +146,46 @@ namespace GamecraftModdingAPI.Tests
 				CommandBuilder.Builder()
 				              .Name("PlaceAluminium")
 				              .Description("Place a block of aluminium at the given coordinates")
-				              .Action(async (float x, float y, float z) =>
+				              .Action((float x, float y, float z) =>
 				              {
-					              var block = await Block.PlaceNewAsync(BlockIDs.AluminiumCube, new float3(x, y, z));
-					              Logging.MetaDebugLog("Block placed with type: " + block.Type);
+					              var block = Block.PlaceNew(BlockIDs.AluminiumCube, new float3(x, y, z));
+					              Logging.CommandLog("Block placed with type: " + block.Type);
 				              })
                               .Build();
 
-				CommandBuilder.Builder("getBlock")
-					.Action(() => uREPL.Log.Output(new Player(Players.PlayerType.Local).GetBlockLookedAt()+"")).Build();
+				CommandBuilder.Builder()
+					.Name("PlaceAluminiumLots")
+					.Description("Place a lot of blocks of aluminium at the given coordinates")
+					.Action((float x, float y, float z) =>
+					{
+						Logging.CommandLog("Starting...");
+						var sw = Stopwatch.StartNew();
+						for (int i = 0; i < 100; i++)
+						for (int j = 0; j < 100; j++)
+							Block.PlaceNew(BlockIDs.AluminiumCube, new float3(x + i, y, z + j));
+						//Block.Sync();
+						sw.Stop();
+						Logging.CommandLog("Finished in " + sw.ElapsedMilliseconds + "ms");
+					})
+					.Build();
+				//With Sync(): 1135ms
+				//Without Sync(): 134ms
+				//Async: 348 794ms, doesn't freeze game
+                //Without Sync() but wait for submission: 530ms
+                //With Sync() at the end: 380ms
+
+                Block b = null;
+				CommandBuilder.Builder("moveBlockInSim", "Run in build mode first, then in sim while looking at a block to move it up")
+					.Action(() =>
+					{
+						if (b == null)
+						{
+							b = new Player(PlayerType.Local).GetBlockLookedAt();
+							Logging.CommandLog("Block saved: " + b);
+						}
+						else
+							Logging.CommandLog("Block moved to: " + (b.ToSimBody().Position += new float3(0, 2, 0)));
+					}).Build();
 
 				CommandBuilder.Builder("Error", "Throw an error to make sure SimpleCustomCommandEngine's wrapper catches it.")
 					.Action(() => { throw new Exception("Error Command always throws an error"); })
@@ -176,6 +210,7 @@ namespace GamecraftModdingAPI.Tests
 					}).Build();
 
 				GameClient.SetDebugInfo("lookedAt", LookedAt);
+				GameClient.SetDebugInfo("InstalledMods", InstalledMods);
 
                 /*
                 CommandManager.AddCommand(new SimpleCustomCommandEngine<float>((float d) => { UnityEngine.Camera.main.fieldOfView = d; },
@@ -237,10 +272,35 @@ namespace GamecraftModdingAPI.Tests
         private string LookedAt()
         {
 	        if (player == null)
-		        player = new Player(Players.PlayerType.Local);
-	        Block block = player.GetBlockLookedAt();
-	        if (block == null) return "Block: none";
-	        return "Block: " + block.Type + "\nColor: " + block.Color + "\n" + "At: " + block.Position;
+		        player = new Player(PlayerType.Local);
+	        if (GameState.IsBuildMode())
+	        {
+		        Block block = player.GetBlockLookedAt();
+		        if (block == null) return "Block: none";
+		        return "Block: " + block.Type + "\nColor: " + block.Color + "\n" + "At: " + block.Position;
+	        }
+	        if (GameState.IsSimulationMode())
+	        {
+		        SimBody body = player.GetSimBodyLookedAt();
+		        if (body == null) return "Body: none";
+		        return "Body: " + (body.Static ? "static" : "non-static")
+		                        + "\nAt: " + body.Position + " - rotated: " + body.Rotation
+		                        + "\nWith mass: " + body.Mass
+		                        + "\nVelocity: " + body.Velocity + " - angular: " + body.AngularVelocity
+		                        + "\nDelta velocity: " + body.DeltaVelocity + " - angular: " + body.DeltaAngularVelocity;
+	        }
+
+	        return "Switching modes...";
+        }
+
+        private string modsString;
+        private string InstalledMods()
+        {
+	        if (modsString != null) return modsString;
+	        StringBuilder sb = new StringBuilder("Installed mods:");
+	        foreach (var plugin in PluginManager.Plugins)
+		        sb.Append("\n" + plugin);
+	        return modsString = sb.ToString();
         }
 
         public void OnFixedUpdate() { }

GamecraftModdingAPI/Utility/DebugInterfaceEngine.cs

@@ -52,7 +52,7 @@ namespace GamecraftModdingAPI.Utility
                 }
                 catch (Exception e)
                 {
-                    Logging.LogException(e, "Failed to inject AddInfo method for the debug display!");
+                    Logging.LogWarning("Failed to inject AddInfo method for the debug display!\n" + e);
                 }
 
                 return list;
@@ -68,7 +68,7 @@ namespace GamecraftModdingAPI.Utility
                     }
                     catch (Exception e)
                     {
-                        Logging.LogException(e, "Unable to get info for " + info.Key);
+                        Logging.LogWarning("Unable to get info for " + info.Key + "\n" + e);
                     }
                 }
             }

GamecraftModdingAPI/Utility/Logging.cs

@@ -83,7 +83,7 @@ namespace GamecraftModdingAPI.Utility
         }
 
         /// <summary>
-        /// Write an exception to Gamecraft's log
+        /// Write an exception to Gamecraft's log and to the screen and exit game
         /// </summary>
         /// <param name="e">The exception to log</param>
         /// <param name="extraData">The extra data to pass to the ILogger.
@@ -95,7 +95,7 @@ namespace GamecraftModdingAPI.Utility
         }
 
         /// <summary>
-        /// Write an exception message to Gamecraft's log
+        /// Write an exception message to Gamecraft's log and to the screen and exit game
         /// </summary>
         /// <param name="obj">The object to log</param>
         /// <param name="e">The exception to log</param>