Object parenting; Ship module prototype; Use 64 bit

Imperfect Space.csproj

@@ -1,9 +1,7 @@
-<Project Sdk="Godot.NET.Sdk/4.6.0-rc.2">
+<Project Sdk="Godot.NET.Sdk/4.6.0-rc">
   <PropertyGroup>
     <TargetFramework>net8.0</TargetFramework>
-    <TargetFramework
+    <TargetFramework Condition=" '$(GodotTargetPlatform)' == 'android' ">net9.0</TargetFramework>
-            Condition=" '$(GodotTargetPlatform)' == 'android' "
-        >net9.0</TargetFramework>
     <EnableDynamicLoading>true</EnableDynamicLoading>
     <RootNamespace>ImperfectSpace</RootNamespace>
     <SuppressImplicitGitSourceLink>true</SuppressImplicitGitSourceLink>

Imperfect Space.csproj.old

@@ -0,0 +1,11 @@
+<Project Sdk="Godot.NET.Sdk/4.6.0-rc.2">
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework
+            Condition=" '$(GodotTargetPlatform)' == 'android' "
+        >net9.0</TargetFramework>
+    <EnableDynamicLoading>true</EnableDynamicLoading>
+    <RootNamespace>ImperfectSpace</RootNamespace>
+    <SuppressImplicitGitSourceLink>true</SuppressImplicitGitSourceLink>
+  </PropertyGroup>
+</Project>

Imperfect Space.csproj.old.1

@@ -0,0 +1,9 @@
+<Project Sdk="Godot.NET.Sdk/4.6.0-rc.1">
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework Condition=" '$(GodotTargetPlatform)' == 'android' ">net9.0</TargetFramework>
+    <EnableDynamicLoading>true</EnableDynamicLoading>
+    <RootNamespace>ImperfectSpace</RootNamespace>
+    <SuppressImplicitGitSourceLink>true</SuppressImplicitGitSourceLink>
+  </PropertyGroup>
+</Project>

prefabs/modules/test_module_bridge.tscn

@@ -0,0 +1,46 @@
+[gd_scene format=3 uid="uid://btspomjpmaeix"]
+
+[ext_resource type="Script" uid="uid://cy8nuarxbnd" path="res://scripts/GravityZone.cs" id="1_cp5qc"]
+[ext_resource type="Script" uid="uid://d4naw4kwsaxgi" path="res://scripts/VesselModuleNode.cs" id="1_hmual"]
+
+[sub_resource type="CylinderMesh" id="CylinderMesh_cp5qc"]
+top_radius = 5.0
+bottom_radius = 5.0
+height = 0.3
+
+[sub_resource type="CylinderShape3D" id="CylinderShape3D_8km7m"]
+height = 0.3
+radius = 5.0
+
+[sub_resource type="CylinderShape3D" id="CylinderShape3D_ok5mh"]
+height = 3.0
+radius = 5.0
+
+[node name="TestModuleBridge" type="StaticBody3D" unique_id=734366198]
+script = ExtResource("1_hmual")
+
+[node name="Mesh1" type="MeshInstance3D" parent="." unique_id=1213452774]
+mesh = SubResource("CylinderMesh_cp5qc")
+
+[node name="Collider1" type="CollisionShape3D" parent="." unique_id=379931522]
+shape = SubResource("CylinderShape3D_8km7m")
+
+[node name="GravityZone" type="Area3D" parent="." unique_id=431050752]
+gravity_space_override = 2
+script = ExtResource("1_cp5qc")
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="GravityZone" unique_id=1904473317]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.5, 0)
+shape = SubResource("CylinderShape3D_ok5mh")
+
+[node name="TestModuleBridge_AnchorBack" type="Node3D" parent="." unique_id=1526898268]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -5)
+
+[node name="TestModuleBridge_AnchorLeft" type="Node3D" parent="." unique_id=1699158457]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 5, 0, 0)
+
+[node name="TestModuleBridge_AnchorRight" type="Node3D" parent="." unique_id=742563404]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -5, 0, 0)
+
+[connection signal="body_entered" from="GravityZone" to="GravityZone" method="OnBodyEntered"]
+[connection signal="body_exited" from="GravityZone" to="GravityZone" method="OnBodyExited"]

prefabs/modules/test_module_combined.tscn

@@ -0,0 +1,53 @@
+[gd_scene format=3 uid="uid://xpja3is7guc1"]
+
+[ext_resource type="Script" uid="uid://cy8nuarxbnd" path="res://scripts/GravityZone.cs" id="1_02ngc"]
+[ext_resource type="Script" uid="uid://d4naw4kwsaxgi" path="res://scripts/VesselModuleNode.cs" id="1_xo7v4"]
+
+[sub_resource type="BoxMesh" id="BoxMesh_on55t"]
+size = Vector3(1, 0.3, 1)
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_l471i"]
+size = Vector3(1, 0.3, 1)
+
+[sub_resource type="BoxMesh" id="BoxMesh_fyq5x"]
+size = Vector3(3, 0.3, 5)
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_fyol8"]
+size = Vector3(3, 0.3, 5)
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_fyq5x"]
+size = Vector3(3, 3, 6)
+
+[node name="TestModuleCombined" type="StaticBody3D" unique_id=1980918964]
+script = ExtResource("1_xo7v4")
+
+[node name="Mesh1" type="MeshInstance3D" parent="." unique_id=1213452774]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 2)
+mesh = SubResource("BoxMesh_on55t")
+
+[node name="Collider1" type="CollisionShape3D" parent="." unique_id=379931522]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 2)
+shape = SubResource("BoxShape3D_l471i")
+
+[node name="Mesh2" type="MeshInstance3D" parent="." unique_id=731042680]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -1)
+mesh = SubResource("BoxMesh_fyq5x")
+
+[node name="Collider2" type="CollisionShape3D" parent="." unique_id=1953709166]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -1)
+shape = SubResource("BoxShape3D_fyol8")
+
+[node name="GravityZone" type="Area3D" parent="." unique_id=431050752]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -1)
+gravity_space_override = 2
+script = ExtResource("1_02ngc")
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="GravityZone" unique_id=1904473317]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.5, 0.5)
+shape = SubResource("BoxShape3D_fyq5x")
+
+[node name="TestModuleCombined_AnchorFront" type="Node3D" parent="." unique_id=1191422945]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 2.5)
+
+[connection signal="body_entered" from="GravityZone" to="GravityZone" method="OnBodyEntered"]
+[connection signal="body_exited" from="GravityZone" to="GravityZone" method="OnBodyExited"]

prefabs/modules/test_module_engine.tscn

@@ -0,0 +1,29 @@
+[gd_scene format=3 uid="uid://dbi3g3j5txjwh"]
+
+[ext_resource type="Script" uid="uid://d4naw4kwsaxgi" path="res://scripts/VesselModuleNode.cs" id="1_op0d6"]
+
+[sub_resource type="CylinderMesh" id="CylinderMesh_d1o6a"]
+top_radius = 1.0
+bottom_radius = 1.0
+height = 5.0
+
+[sub_resource type="CylinderShape3D" id="CylinderShape3D_g1n3o"]
+height = 5.0
+radius = 1.0
+
+[node name="TestModuleEngine" type="StaticBody3D" unique_id=734366198]
+script = ExtResource("1_op0d6")
+
+[node name="Mesh1" type="MeshInstance3D" parent="." unique_id=1213452774]
+transform = Transform3D(3.749399456654644e-33, -6.123233995736766e-17, -1, 1, 6.123233995736766e-17, 0, 6.123233995736766e-17, -1, 6.123233995736766e-17, 0, 0, 0)
+mesh = SubResource("CylinderMesh_d1o6a")
+
+[node name="Collider1" type="CollisionShape3D" parent="." unique_id=379931522]
+transform = Transform3D(3.749399456654644e-33, -6.123233995736766e-17, -1, 1, 6.123233995736766e-17, 0, 6.123233995736766e-17, -1, 6.123233995736766e-17, 0, 0, 0)
+shape = SubResource("CylinderShape3D_g1n3o")
+
+[node name="TestModuleEngine_AnchorLeft" type="Node3D" parent="." unique_id=1526898268]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0)
+
+[node name="TestModuleEngine_AnchorRight" type="Node3D" parent="." unique_id=1761527145]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -1, 0, 0)

prefabs/vessel.tscn

@@ -0,0 +1,9 @@
+[gd_scene format=3 uid="uid://bhb866m25nc8k"]
+
+[ext_resource type="Script" uid="uid://dvd8i36joinsc" path="res://scripts/VesselNode.cs" id="1_d8j6t"]
+
+[node name="Vessel" type="RigidBody3D" unique_id=817832939]
+mass = 1000.0
+gravity_scale = 0.0
+linear_damp_mode = 1
+script = ExtResource("1_d8j6t")

project.godot

@@ -12,7 +12,7 @@ config_version=5
 
 config/name="Imperfect Space"
 run/main_scene="uid://bnmh1mebldx4l"
-config/features=PackedStringArray("4.6", "C#", "Forward Plus")
+config/features=PackedStringArray("4.6", "C#", "Double Precision", "Forward Plus")
 config/icon="res://icon.svg"
 
 [dotnet]

scenes/game.tscn

@@ -4,9 +4,11 @@
 [ext_resource type="Script" uid="uid://cy8nuarxbnd" path="res://scripts/GravityZone.cs" id="1_yqjtg"]
 [ext_resource type="Script" uid="uid://bwpdtkgmwjs7g" path="res://scripts/GravityReceiver.cs" id="3_lnu2h"]
 [ext_resource type="Script" uid="uid://n557xfrv0i6x" path="res://scripts/GeneralControlManager.cs" id="4_lbhrr"]
+[ext_resource type="Script" uid="uid://bwgjvm21oi3d6" path="res://scripts/GameManager.cs" id="4_p57ef"]
 [ext_resource type="Script" uid="uid://betypbypf6bf2" path="res://scripts/GameMenuController.cs" id="5_iywne"]
 
-[sub_resource type="PlaneMesh" id="PlaneMesh_8cj0n"]
+[sub_resource type="BoxMesh" id="BoxMesh_p57ef"]
+size = Vector3(2, 0.1, 2)
 
 [sub_resource type="BoxShape3D" id="BoxShape3D_8cj0n"]
 size = Vector3(10, 0.5, 10)
@@ -20,31 +22,12 @@ size = Vector3(10, 5, 10)
 
 [node name="Game" type="Node3D" unique_id=1201210338]
 
-[node name="Plane2" type="StaticBody3D" parent="." unique_id=289682669]
-transform = Transform3D(1, 0, 0, 0, 0.99999994, 0, 0, 0, 0.99999994, -20.320108, 0, 0)
-
-[node name="PlaneMesh" type="MeshInstance3D" parent="Plane2" unique_id=1859317875]
-transform = Transform3D(5, 0, 0, 0, 1, 0, 0, 0, 5, 0, 0, 0)
-mesh = SubResource("PlaneMesh_8cj0n")
-
-[node name="PlaneCollider" type="CollisionShape3D" parent="Plane2" unique_id=907638578]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.2, 0)
-shape = SubResource("BoxShape3D_8cj0n")
-
-[node name="GravityZone" type="Area3D" parent="Plane2" unique_id=600317513]
-gravity_space_override = 2
-script = ExtResource("1_yqjtg")
-
-[node name="CollisionShape3D" type="CollisionShape3D" parent="Plane2/GravityZone" unique_id=991265750]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 2.5, 0)
-shape = SubResource("BoxShape3D_uwrxv")
-
 [node name="Plane" type="StaticBody3D" parent="." unique_id=1260154250]
-transform = Transform3D(1, 0, 0, 0, 0.70710677, 0.70710677, 0, -0.70710677, 0.70710677, 0, 0, 0)
+transform = Transform3D(1, 0, 0, 0, 0.99999994, 0, 0, 0, 0.99999994, 20, 0, 0)
 
 [node name="PlaneMesh" type="MeshInstance3D" parent="Plane" unique_id=107049489]
 transform = Transform3D(5, 0, 0, 0, 1, 0, 0, 0, 5, 0, 0, 0)
-mesh = SubResource("PlaneMesh_8cj0n")
+mesh = SubResource("BoxMesh_p57ef")
 
 [node name="PlaneCollider" type="CollisionShape3D" parent="Plane" unique_id=970373853]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.2, 0)
@@ -59,7 +42,7 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 2.5, 0)
 shape = SubResource("BoxShape3D_uwrxv")
 
 [node name="Player" type="CharacterBody3D" parent="." unique_id=612572257 node_paths=PackedStringArray("GameMenu")]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.1320534, 0.7854848)
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 8.823173, 0.7854848)
 script = ExtResource("1_uwrxv")
 GameMenu = NodePath("../GameMenu")
 
@@ -78,8 +61,11 @@ script = ExtResource("3_lnu2h")
 
 [node name="OmniLight" type="OmniLight3D" parent="." unique_id=1887866205]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.6497431, -4.41529)
-omni_range = 95.383
+omni_range = 500.0
-omni_attenuation = 0.254
+omni_attenuation = 0.1
+
+[node name="GameManager" type="Node" parent="." unique_id=267630256]
+script = ExtResource("4_p57ef")
 
 [node name="GeneralControlManager" type="Node" parent="." unique_id=1751385863 node_paths=PackedStringArray("GameMenu")]
 script = ExtResource("4_lbhrr")
@@ -115,8 +101,6 @@ offset_bottom = 63.0
 layout_mode = 2
 text = "Main Menu"
 
-[connection signal="body_entered" from="Plane2/GravityZone" to="Plane2/GravityZone" method="OnBodyEntered"]
-[connection signal="body_exited" from="Plane2/GravityZone" to="Plane2/GravityZone" method="OnBodyExited"]
 [connection signal="body_entered" from="Plane/GravityZone" to="Plane/GravityZone" method="OnBodyEntered"]
 [connection signal="body_exited" from="Plane/GravityZone" to="Plane/GravityZone" method="OnBodyExited"]
 [connection signal="pressed" from="GameMenu/VBoxContainer/MainMenuButton" to="GameMenu" method="OnMainMenu"]

scripts/GameManager.cs

@@ -0,0 +1,12 @@
+using Godot;
+
+public partial class GameManager : Node
+{
+	public override void _Ready()
+	{
+		PackedScene shipPrefab = ResourceLoader.Load<PackedScene>("res://prefabs/vessel.tscn");
+		Node3D shipInstance = shipPrefab.Instantiate<Node3D>();
+
+		GetTree().CurrentScene.CallDeferred("add_child", shipInstance);
+	}
+}

scripts/GameManager.cs.uid

@@ -0,0 +1 @@
+uid://bwgjvm21oi3d6

scripts/GameObject.cs

@@ -0,0 +1,4 @@
+public abstract class GameObject
+{
+	public abstract void Simulate(double delta);
+}

scripts/GameObject.cs.uid

@@ -0,0 +1 @@
+uid://dknsws58ej0bp

scripts/GameObjects/Vessel.cs

@@ -0,0 +1,14 @@
+using System.Collections.Generic;
+
+public class Vessel : GameObject
+{
+    public List<VesselModule> Modules = [];
+
+    public override void Simulate(double delta)
+    {
+        Modules.ForEach(module =>
+        {
+            module.Simulate(delta);
+        });
+    }
+}

scripts/GameObjects/Vessel.cs.uid

@@ -0,0 +1 @@
+uid://b8lwtj6w6u5d1

scripts/GravityReceiver.cs

@@ -2,21 +2,85 @@ using Godot;
 
 public partial class GravityReceiver : Node3D
 {
+	public int CheckInterval = 100;
 	public bool InGravityZone = false;
-	public float GravityStrength = 0f;
+	public GravityZone Zone { get; private set; }
-	public Vector3 GravityDirection = Vector3.Down;
+	public Node3D Parent { get; private set; }
 
-	public void EnterGravityZone(float gravityStrength, Vector3 gravityDirection)
+	private int checkCounter = 0;
+	private Node3D owner;
+	private Node3D root;
+	private GravityZone oldZone;
+	private Node3D oldParent;
+
+	public override void _Ready()
 	{
-		InGravityZone = true;
+		owner = GetParent<Node3D>();
-		GravityStrength = gravityStrength;
+		root = GetTree().Root.GetNode<Node3D>("Game");
-		GravityDirection = gravityDirection;
 	}
 
-	public void ExitGravityZone()
+	public override void _PhysicsProcess(double delta)
+	{
+		checkCounter++;
+		if (checkCounter >= CheckInterval)
+		{
+			checkCounter = 0;
+			if (InGravityZone && owner.GetParent() != Parent)
+			{
+				owner.Reparent(Parent, true);
+			}
+			if (!InGravityZone && owner.GetParent() != root)
+			{
+				owner.Reparent(root, true);
+			}
+		}
+	}
+
+	public void EnterGravityZone(GravityZone gravityZone, Node3D newParent)
+	{
+		if (Zone != null)
+		{
+			oldZone = Zone;
+			oldParent = Parent;
+		}
+
+		InGravityZone = true;
+		Zone = gravityZone;
+		Parent = newParent;
+	}
+
+	public void ExitGravityZone(GravityZone gravityZone)
+	{
+		if (gravityZone == Zone)
+		{
+			if (oldZone != null && oldZone.GetOverlappingBodies().Contains(owner))
+			{
+				GravityZone tempZone = Zone;
+				Node3D tempParent = Parent;
+
+				InGravityZone = true;
+				Zone = oldZone;
+				Parent = oldParent;
+
+				oldZone = tempZone;
+				oldParent = tempParent;
+			}
+			else
 			{
 				InGravityZone = false;
-		GravityStrength = 0f;
+				Zone = null;
-		GravityDirection = Vector3.Down;
+				Parent = null;
+			}
+		}
+	}
+
+	public double GetGravityStrength()
+	{
+		return Zone.Gravity;
+	}
+
+	public Vector3 GetGravityDirection()
+	{
+		return Zone.GlobalTransform.Basis.Y;
 	}
 }

scripts/GravityZone.cs

@@ -2,15 +2,22 @@ using Godot;
 
 public partial class GravityZone : Area3D
 {
+	public Node3D Parent;
+
+	public override void _Ready()
+	{
+		Parent = GetParent<Node3D>();
+	}
+
 	public void OnBodyEntered(Node3D body)
 	{
 		GravityReceiver receiver = body.GetNodeOrNull<GravityReceiver>("GravityReceiver");
-		receiver?.EnterGravityZone(Gravity, GlobalTransform.Basis.Y);
+		receiver?.EnterGravityZone(this, Parent.GetParent<Node3D>());
 	}
 
 	public void OnBodyExited(Node3D body)
 	{
 		GravityReceiver receiver = body.GetNodeOrNull<GravityReceiver>("GravityReceiver");
-		receiver?.ExitGravityZone();
+		receiver?.ExitGravityZone(this);
 	}
 }

scripts/Modules/BridgeModule.cs

@@ -0,0 +1,26 @@
+public class BridgeModule : VesselModule
+{
+	public double BaseFlops { get; private set; }
+	public double WattHoursCapacity { get; private set; }
+	public double WattHoursActual { get; private set; }
+
+	public BridgeModule()
+	{
+		WattHoursActual = WattHoursCapacity;
+	}
+
+	public override double GetFlops()
+	{
+		return BaseFlops;
+	}
+
+	public override double GetWattHoursCapacity()
+	{
+		return WattHoursCapacity;
+	}
+
+	public override double GetWattHoursActual()
+	{
+		return WattHoursActual;
+	}
+}

scripts/Modules/BridgeModule.cs.uid

@@ -0,0 +1 @@
+uid://dqft6vnajtjhg

scripts/Modules/CombinedModule.cs

@@ -0,0 +1,9 @@
+public class CombinedModule : VesselModule
+{
+	public double BaseWatts { get; private set; }
+
+	public override double GetWatts()
+	{
+		return BaseWatts;
+	}
+}

scripts/Modules/CombinedModule.cs.uid

@@ -0,0 +1 @@
+uid://bq0qr0g8gokhb

scripts/Modules/EngineModule.cs

@@ -0,0 +1,9 @@
+public class EngineModule : VesselModule
+{
+	public double BaseThrust { get; private set; }
+
+	public override double GetThrust()
+	{
+		return BaseThrust;
+	}
+}

scripts/Modules/EngineModule.cs.uid

@@ -0,0 +1 @@
+uid://crmpdo2d6oqke

scripts/Player.cs

@@ -10,7 +10,7 @@ public partial class Player : CharacterBody3D
 
 	private Vector3 gravityVelocity = Vector3.Zero;
 	private Vector3 movementVelocity = Vector3.Zero;
-	private float cameraPitch = 0f;
+	private double cameraPitch = 0f;
 	private Camera3D camera;
 	private GravityReceiver gravityReceiver;
 
@@ -60,10 +60,10 @@ public partial class Player : CharacterBody3D
 
 		if (@event is InputEventMouseMotion motion)
 		{
-			float yawDelta = -motion.Relative.X * MouseSensitivity;
+			double yawDelta = -motion.Relative.X * MouseSensitivity;
-			float yawDeltaRad = Mathf.DegToRad(yawDelta);
+			double yawDeltaRad = Mathf.DegToRad(yawDelta);
-			float pitchDelta = -motion.Relative.Y * MouseSensitivity;
+			double pitchDelta = -motion.Relative.Y * MouseSensitivity;
-			float pitchDeltaRad = Mathf.DegToRad(pitchDelta);
+			double pitchDeltaRad = Mathf.DegToRad(pitchDelta);
 
 			RotateObjectLocal(Vector3.Up, yawDeltaRad);
 
@@ -82,7 +82,7 @@ public partial class Player : CharacterBody3D
 
 	public bool IsInGravity()
 	{
-		return gravityReceiver.InGravityZone && gravityReceiver.GravityStrength > 0f;
+		return gravityReceiver.InGravityZone && gravityReceiver.GetGravityStrength() > 0f;
 	}
 
 	public bool IsOnGravityFloor()
@@ -92,7 +92,7 @@ public partial class Player : CharacterBody3D
 			KinematicCollision3D collision = GetSlideCollision(i);
 			Vector3 collisionNormal = collision.GetNormal();
 
-			float alignment = collisionNormal.Dot(gravityReceiver.GravityDirection);
+			double alignment = collisionNormal.Dot(gravityReceiver.GetGravityDirection());
 
 			if (alignment > 0.7f)
 			{
@@ -107,35 +107,35 @@ public partial class Player : CharacterBody3D
 	{
 		if (!IsOnGravityFloor())
 		{
-			newGravityVelocity -= gravityReceiver.GravityDirection * gravityReceiver.GravityStrength * (float)delta;
+			newGravityVelocity -= gravityReceiver.GetGravityDirection() * gravityReceiver.GetGravityStrength() * (float)delta;
 		}
 		else
 		{
-			newGravityVelocity = -gravityReceiver.GravityDirection;
+			newGravityVelocity = -gravityReceiver.GetGravityDirection();
 		}
 
 		Vector3 currentUp = GlobalTransform.Basis.Y;
-		Vector3 targetUp = gravityReceiver.GravityDirection;
+		Vector3 targetUp = gravityReceiver.GetGravityDirection();
 
 		Vector3 axis = currentUp.Cross(targetUp);
 		if (axis.Length() < 0.00001f)
 		{
 			return;
 		}
-		float angle = currentUp.AngleTo(targetUp);
+		double angle = currentUp.AngleTo(targetUp);
 
-		Rotate(axis.Normalized(), angle * (float)delta * 10f);
+		GlobalRotate(axis.Normalized(), angle * delta * 10f);
 	}
 
 	private void ProcessCamera(double delta)
 	{
 		if (cameraPitch > 0.01f)
 		{
-			cameraPitch -= 90f * (float)delta;
+			cameraPitch -= 90f * delta;
 		}
 		else if (cameraPitch < -0.001f)
 		{
-			cameraPitch += 90f * (float)delta;
+			cameraPitch += 90f * delta;
 		}
 		if (Mathf.Abs(cameraPitch) < 1f)
 		{
@@ -149,7 +149,7 @@ public partial class Player : CharacterBody3D
 		float inputX = Input.GetAxis("move_left", "move_right");
 		float inputZ = Input.GetAxis("move_forward", "move_back");
 
-		Vector3 direction = Transform.Basis.X * inputX + Transform.Basis.Z * inputZ;
+		Vector3 direction = GlobalTransform.Basis.X * inputX + GlobalTransform.Basis.Z * inputZ;
 
 		if (direction != Vector3.Zero)
 		{
@@ -166,7 +166,7 @@ public partial class Player : CharacterBody3D
 
 		if (Input.IsActionJustPressed("jump") && IsOnGravityFloor())
 		{
-			newGravityVelocity = gravityReceiver.GravityDirection * JumpForce;
+			newGravityVelocity = gravityReceiver.GetGravityDirection() * JumpForce;
 		}
 	}
 
@@ -191,9 +191,9 @@ public partial class Player : CharacterBody3D
 			newMovementVelocity.Z = 0f;
 		}
 
-		float inputRotateZ = Input.GetAxis("rotate_left", "rotate_right");
+		double inputRotateZ = Input.GetAxis("rotate_left", "rotate_right");
 
-		float rotateAmountZ = Mathf.DegToRad(inputRotateZ);
+		double rotateAmountZ = Mathf.DegToRad(inputRotateZ);
 
 		RotateObjectLocal(Vector3.Forward, rotateAmountZ);
 	}

scripts/VesselModule.cs

@@ -0,0 +1,29 @@
+public abstract class VesselModule
+{
+	public virtual void Simulate(double delta) { }
+
+	public virtual double GetFlops()
+	{
+		return 0;
+	}
+
+	public virtual double GetWattHoursCapacity()
+	{
+		return 0;
+	}
+
+	public virtual double GetWattHoursActual()
+	{
+		return 0;
+	}
+
+	public virtual double GetWatts()
+	{
+		return 0;
+	}
+
+	public virtual double GetThrust()
+	{
+		return 0;
+	}
+}

scripts/VesselModule.cs.uid

@@ -0,0 +1 @@
+uid://4boxx2qksadv

scripts/VesselModuleNode.cs

@@ -0,0 +1,11 @@
+using Godot;
+
+public partial class VesselModuleNode : StaticBody3D
+{
+    public VesselModule ModuleData { get; private set; }
+
+    public Node3D GetAnchor(string name)
+    {
+        return GetNode<Node3D>(name);
+    }
+}

scripts/VesselModuleNode.cs.uid

@@ -0,0 +1 @@
+uid://d4naw4kwsaxgi

scripts/VesselNode.cs

@@ -0,0 +1,41 @@
+using System.Collections.Generic;
+using Godot;
+
+public partial class VesselNode : RigidBody3D
+{
+	public Vessel VesselData = new();
+	public List<VesselModuleNode> Modules = [];
+
+	public override void _Ready()
+	{
+		VesselModuleNode moduleBridge = InstantiateModule("test_module_bridge");
+		VesselModuleNode moduleCombined = InstantiateModule("test_module_combined");
+		VesselModuleNode moduleEngine1 = InstantiateModule("test_module_engine");
+		VesselModuleNode moduleEngine2 = InstantiateModule("test_module_engine");
+
+		CallDeferred(nameof(AttachModule), moduleBridge, moduleCombined, "TestModuleBridge_AnchorBack", "TestModuleCombined_AnchorFront");
+		CallDeferred(nameof(AttachModule), moduleBridge, moduleEngine1, "TestModuleBridge_AnchorLeft", "TestModuleEngine_AnchorRight");
+		CallDeferred(nameof(AttachModule), moduleBridge, moduleEngine2, "TestModuleBridge_AnchorRight", "TestModuleEngine_AnchorLeft");
+	}
+
+	private VesselModuleNode InstantiateModule(string moduleName)
+	{
+		PackedScene modulePrefab = ResourceLoader.Load<PackedScene>($"res://prefabs/modules/{moduleName}.tscn");
+		VesselModuleNode moduleInstance = modulePrefab.Instantiate<VesselModuleNode>();
+
+		CallDeferred("add_child", moduleInstance);
+
+		VesselData.Modules.Add(moduleInstance.ModuleData);
+		Modules.Add(moduleInstance);
+
+		return moduleInstance;
+	}
+
+	private void AttachModule(VesselModuleNode attachToModule, VesselModuleNode newModule, string existingAnchorName, string newAnchorName)
+	{
+		Node3D existingAnchor = attachToModule.GetAnchor(existingAnchorName);
+		Node3D newAnchor = newModule.GetAnchor(newAnchorName);
+
+		newModule.GlobalTransform = existingAnchor.GlobalTransform * newAnchor.Transform.AffineInverse();
+	}
+}

scripts/VesselNode.cs.uid

@@ -0,0 +1 @@
+uid://dvd8i36joinsc