Fiddle with Block Creation

scenes/BuildingBlockScene.tscn

@@ -0,0 +1,20 @@
+[gd_scene load_steps=4 format=3 uid="uid://bmewhw3f0n2s8"]
+
+[ext_resource type="Script" path="res://scripts/BuildingBlock.cs" id="1_htnym"]
+[ext_resource type="Shader" path="res://textures/building_block.gdshader" id="2_dc3y0"]
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_q3u5a"]
+render_priority = 0
+shader = ExtResource("2_dc3y0")
+shader_parameter/albedo = Color(0.417896, 0.417896, 0.417896, 1)
+shader_parameter/roughness = 0.533
+shader_parameter/specular = 0.45
+shader_parameter/metallic = null
+shader_parameter/uv1_scale = Vector3(1, 1, 1)
+shader_parameter/uv1_offset = null
+
+[node name="BuildingBlockScene" type="RigidBody3D"]
+script = ExtResource("1_htnym")
+
+[node name="MeshInstance" type="MeshInstance3D" parent="."]
+material_override = SubResource("ShaderMaterial_q3u5a")

scenes/demo/demo.tscn

@@ -1,13 +1,12 @@
-[gd_scene load_steps=9 format=3 uid="uid://8po7ftboqq4k"]
+[gd_scene load_steps=8 format=3 uid="uid://8po7ftboqq4k"]
 
 [ext_resource type="CameraAttributesPhysical" uid="uid://cxyj2tvfksjl6" path="res://scenes/hazy_env_camera_attrs.tres" id="1_r2j1d"]
 [ext_resource type="PackedScene" uid="uid://br315evr8x2gt" path="res://scenes/hazy_env.tscn" id="2_le85m"]
 [ext_resource type="LightmapGIData" uid="uid://bp05p4yab2ukx" path="res://scenes/demo/demo.lmbake" id="2_thfwf"]
-[ext_resource type="PackedScene" path="res://scenes/demo/demo_map.tscn" id="4_0ojvw"]
+[ext_resource type="PackedScene" uid="uid://bqts60gpnb82d" path="res://scenes/demo/demo_map.tscn" id="4_0ojvw"]
 [ext_resource type="PackedScene" uid="uid://wjbuh7jk50nm" path="res://scenes/player.tscn" id="10_3xiy2"]
 [ext_resource type="PackedScene" uid="uid://d02cqylu3xwos" path="res://scenes/table.tscn" id="11_7trvw"]
 [ext_resource type="PackedScene" uid="uid://c670g1qg5gaug" path="res://scenes/interface/pause_menu.tscn" id="11_lav3p"]
-[ext_resource type="Material" uid="uid://bq5oqyuwekryv" path="res://textures/building_block.tres" id="12_i3ahj"]
 
 [node name="Demo" type="Node3D"]
 
@@ -55,12 +54,7 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -0.332064, 1.5426, 3.65156)
 
 [node name="PauseMenu" parent="." instance=ExtResource("11_lav3p")]
 
-[node name="table" parent="." instance=ExtResource("11_7trvw")]
+[node name="table" parent="." node_paths=PackedStringArray("TrenchbroomMap") instance=ExtResource("11_7trvw")]
 transform = Transform3D(-0.0123217, 0, 0.999924, 0, 1, 0, -0.999924, 0, -0.0123217, 0, 0, 0)
-
+TrenchbroomMap = NodePath("../DemoMap")
-[node name="Node3D" parent="table" index="2" node_paths=PackedStringArray("TrenchbroomMap")]
+RelativeScale = 0.005
-TrenchbroomMap = NodePath("../../DemoMap")
-BuildingBlockMaterial = ExtResource("12_i3ahj")
-BuildingBlockScale = 0.005
-
-[editable path="table"]

scenes/demo/demo_map.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=135 format=4 uid="uid://d4fn0ljcmjdnb"]
+[gd_scene load_steps=135 format=4 uid="uid://bqts60gpnb82d"]
 
 [ext_resource type="Script" path="res://addons/func_godot/src/map/func_godot_map.gd" id="1_2fyf3"]
 [ext_resource type="Resource" uid="uid://byyagd41ivbt1" path="res://trenchbroom/map_settings.tres" id="2_bv511"]

scenes/table.tscn

@@ -1,21 +1,54 @@
-[gd_scene load_steps=4 format=3 uid="uid://d02cqylu3xwos"]
+[gd_scene load_steps=8 format=3 uid="uid://d02cqylu3xwos"]
 
 [ext_resource type="PackedScene" uid="uid://diwlyi146eroa" path="res://models/table.fbx" id="1_1soa3"]
-[ext_resource type="Script" path="res://scripts/BuildingBlockCreator.cs" id="2_rqgiy"]
+[ext_resource type="Script" path="res://scripts/Table.cs" id="1_cb7s1"]
+[ext_resource type="Material" uid="uid://bq5oqyuwekryv" path="res://textures/building_block.tres" id="2_1s35y"]
 
 [sub_resource type="BoxShape3D" id="BoxShape3D_iiew7"]
 size = Vector3(1.26587, 0.102112, 2.3989)
 
-[node name="table" type="StaticBody3D"]
+[sub_resource type="BoxShape3D" id="BoxShape3D_kn6mn"]
-collision_layer = 2
+size = Vector3(1.3, 5, 0.01)
-collision_mask = 2
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_5k7xn"]
+size = Vector3(2.4, 5, 0.01)
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_3kmm7"]
+size = Vector3(1.3, 0.2, 2.4)
+
+[node name="table" type="StaticBody3D" node_paths=PackedStringArray("SpawnPoint")]
+collision_layer = 3
+collision_mask = 3
+script = ExtResource("1_cb7s1")
+BlockMaterial = ExtResource("2_1s35y")
+SpawnPoint = NodePath("SpawnPoint")
+BlockMask = 2
 
 [node name="table" parent="." instance=ExtResource("1_1soa3")]
 
-[node name="CollisionShape3D" type="CollisionShape3D" parent="."]
+[node name="TableCollider" type="CollisionShape3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -0.00354004, 1.05606, -0.00126699)
 shape = SubResource("BoxShape3D_iiew7")
 
-[node name="Node3D" type="Node3D" parent="."]
+[node name="SpawnPoint" type="Node3D" parent="."]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 3.58235, 0)
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.7677, 0)
-script = ExtResource("2_rqgiy")
+
+[node name="Wall1" type="CollisionShape3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 3.6, 1.2)
+shape = SubResource("BoxShape3D_kn6mn")
+
+[node name="Wall2" type="CollisionShape3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 3.6, -1.2)
+shape = SubResource("BoxShape3D_kn6mn")
+
+[node name="Wall3" type="CollisionShape3D" parent="."]
+transform = Transform3D(-4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, -0.65, 3.6, 0)
+shape = SubResource("BoxShape3D_5k7xn")
+
+[node name="Wall4" type="CollisionShape3D" parent="."]
+transform = Transform3D(-4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, 0.65, 3.6, 0)
+shape = SubResource("BoxShape3D_5k7xn")
+
+[node name="Roof" type="CollisionShape3D" parent="."]
+transform = Transform3D(-1, 0, -8.74228e-08, 0, 1, 0, 8.74228e-08, 0, -1, 0, 6, 0)
+shape = SubResource("BoxShape3D_3kmm7")

scripts/BuildingBlock.cs

@@ -0,0 +1,63 @@
+using Godot;
+using Godot.Collections;
+using System;
+
+namespace Gmtk24 {
+    public partial class BuildingBlock : RigidBody3D {
+        public BaseBlock Base;
+        public ShaderMaterial Material;
+        public float RelativeScale;
+
+        public BuildingBlock() {
+            Name = "BuildingBlock";
+        }
+
+        public override void _Ready() {
+            base._Ready();
+
+            var meshInstance = new MeshInstance3D() {
+                Mesh = Base.Mesh,
+                Scale = Vector3.One * RelativeScale,
+            };
+            AddChild(meshInstance);
+
+            for (int i = 0; i < meshInstance.GetSurfaceOverrideMaterialCount(); i++) {
+                var replacedMaterial = meshInstance.Mesh.SurfaceGetMaterial(i);
+                var transparency = replacedMaterial.Get("transparency");
+                if (((int)transparency) != 0) {
+                    ShaderMaterial newMat = (ShaderMaterial)Material.Duplicate();
+                    newMat.SetShaderParameter("texture_albedo_for_alpha", replacedMaterial.Get("albedo_texture"));
+                    meshInstance.SetSurfaceOverrideMaterial(i, newMat);
+                } else {
+                    meshInstance.SetSurfaceOverrideMaterial(i, Material);
+                }
+            }
+
+            foreach (var shape in Base.Colliders) {
+                var bigPoints = ((ConvexPolygonShape3D)shape.Shape).Points;
+                var points = new Vector3[bigPoints.Length];
+                for (int i = 0; i < bigPoints.Length; i++) {
+                    points[i] = bigPoints[i] * RelativeScale;
+                }
+                AddChild(new CollisionShape3D {
+                    Shape = new ConvexPolygonShape3D {
+                        Points = points,
+                    },
+                });
+            }
+        }
+
+        public struct BaseBlock {
+            public Mesh Mesh;
+            public Array<CollisionShape3D> Colliders;
+
+            public BaseBlock(StaticBody3D reference) {
+                Mesh = ((MeshInstance3D)reference.FindChild("*_mesh_instance")).Mesh;
+                Colliders = new Array<CollisionShape3D>();
+                foreach (var shape in reference.FindChildren("*_collision_shape")) {
+                    Colliders.Add((CollisionShape3D)shape);
+                }
+            }
+        }
+    }
+}

scripts/BuildingBlockCreator.cs

@@ -1,64 +0,0 @@
-using Godot;
-
-namespace Gmtk24 {
-    public partial class BuildingBlockCreator : Node3D {
-        [Export]
-        public Node3D TrenchbroomMap;
-        // [Export]
-        // public PackedScene BuildingBlockPrefab;
-        [Export]
-        public ShaderMaterial BuildingBlockMaterial;
-        [Export]
-        public float BuildingBlockScale = 0.05f;
-
-        public override void _Ready() {
-            var children = TrenchbroomMap.FindChildren("*_buildingblock");
-            foreach (var buildingBlockStaticBody in children) {
-                var buildingBlock = new RigidBody3D() {
-                    CollisionMask = 0b10,
-                    CollisionLayer = 0b10,
-                };
-
-                var smallMesh = new MeshInstance3D {
-                    Mesh = buildingBlockStaticBody.GetChild<MeshInstance3D>(0).Mesh,
-                    Scale = Vector3.One * BuildingBlockScale,
-                };
-                for (int i = 0; i < smallMesh.GetSurfaceOverrideMaterialCount(); i++) {
-                    var replacedMaterial = smallMesh.Mesh.SurfaceGetMaterial(i);
-                    var transparency = replacedMaterial.Get("transparency");
-                    if (((int)transparency) != 0) {
-                        // Make a new material, using the partly-transparent albedo as an alpha mask
-                        var blockMaterialWithAlphaMask = (ShaderMaterial)BuildingBlockMaterial.Duplicate();
-                        blockMaterialWithAlphaMask.SetShaderParameter("texture_albedo_for_alpha", replacedMaterial.Get("albedo_texture"));
-                        smallMesh.SetSurfaceOverrideMaterial(i, blockMaterialWithAlphaMask);
-                    } else {
-                        smallMesh.SetSurfaceOverrideMaterial(i, BuildingBlockMaterial);
-                    }
-                }
-                buildingBlock.AddChild(smallMesh);
-
-                var collisionShapes = buildingBlockStaticBody.FindChildren("*_collision_shape");
-                foreach (var shape in collisionShapes) {
-                    var bigPoints = ((ConvexPolygonShape3D)((CollisionShape3D)shape).Shape).Points;
-                    var points = new Vector3[bigPoints.Length];
-                    for (int i = 0; i < bigPoints.Length; i++) {
-                        points[i] = bigPoints[i] * BuildingBlockScale;
-                    }
-                    buildingBlock.AddChild(new CollisionShape3D {
-                        Shape = new ConvexPolygonShape3D {
-                            Points = points,
-                        },
-                    });
-                }
-
-                AddChild(buildingBlock);
-                var rng = new RandomNumberGenerator();
-                buildingBlock.Translate(Vector3.One * rng.Randf() * 0.5f);
-
-            }
-        }
-
-        public override void _Process(double delta) {
-        }
-    }
-}

scripts/Table.cs

@@ -0,0 +1,51 @@
+using Godot;
+using System;
+using System.Linq;
+using System.Threading;
+
+
+namespace Gmtk24 {
+    public partial class Table : StaticBody3D {
+        [Export(PropertyHint.NodeType, "FuncGodotMap")]
+        public Node3D TrenchbroomMap;
+        [Export(PropertyHint.Range, "0.005,0.1,0.005,or_greater")]
+        public float RelativeScale = 0.05f;
+        [Export]
+        public ShaderMaterial BlockMaterial;
+        [Export]
+        public Node3D SpawnPoint;
+        [Export(PropertyHint.LayersAvoidance)]
+        public uint BlockMask;
+
+        // Called when the node enters the scene tree for the first time.
+        public override void _Ready() {
+            Vector3 SpawnPos = Vector3.Zero;
+
+            if (SpawnPoint != null)
+                SpawnPos = SpawnPoint.GlobalPosition - GlobalPosition;
+
+            SpawnBlocks(SpawnPos);
+        }
+
+        public void SpawnBlocks(Vector3 position) {
+            var rng = new RandomNumberGenerator();
+
+            var children = TrenchbroomMap.FindChildren("*_buildingblock");
+            foreach (StaticBody3D buildingBlockStaticBody in children.Cast<StaticBody3D>()) {
+
+                var baseBlock = new BuildingBlock.BaseBlock(buildingBlockStaticBody);
+
+                var block = new BuildingBlock() {
+                    Base = baseBlock,
+                    Material = BlockMaterial,
+                    Position = position + Vector3.One * (rng.Randf() * 0.5f - 0.25f) + Vector3.Up * rng.Randf(),
+                    CollisionMask = BlockMask,
+                    CollisionLayer = BlockMask,
+                    RelativeScale = RelativeScale,
+                };
+
+                AddChild(block);
+            }
+        }
+    }
+}