Add GhostBlock

scenes/demo/demo.tscn

@@ -54,7 +54,7 @@ size = Vector3(43.3174, 26.5295, 43.4319)
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -0.332064, 1.5426, 3.65156)
 
 [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, 2.83695, 0, -4.36558)
+transform = Transform3D(-4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, 2.83695, 0, -4.36558)
 TrenchbroomMap = NodePath("../DemoMap")
 RelativeScale = 0.005
 

scenes/table.tscn

@@ -1,10 +1,11 @@
-[gd_scene load_steps=10 format=3 uid="uid://d02cqylu3xwos"]
+[gd_scene load_steps=11 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/Table.cs" id="1_cb7s1"]
 [ext_resource type="Material" uid="uid://bq5oqyuwekryv" path="res://textures/building_block.tres" id="2_1s35y"]
 [ext_resource type="Material" uid="uid://pu02smf107o8" path="res://textures/building_block_hover.tres" id="3_m64id"]
 [ext_resource type="Script" path="res://scripts/Orbit.cs" id="4_nyqjn"]
+[ext_resource type="Material" uid="uid://bfxaaqdjgwv8b" path="res://textures/building_block_ghost.tres" id="4_twdnh"]
 
 [sub_resource type="BoxShape3D" id="BoxShape3D_iiew7"]
 size = Vector3(1.26587, 1.10037, 2.3989)
@@ -24,10 +25,11 @@ collision_mask = 7
 lock_rotation = true
 freeze = true
 script = ExtResource("1_cb7s1")
-BlockMaterial = ExtResource("2_1s35y")
-BlockHoverMaterial = ExtResource("3_m64id")
 SpawnPoint = NodePath("SpawnPoint")
 BlockMask = 10
+BlockMaterial = ExtResource("2_1s35y")
+BlockHoverMaterial = ExtResource("3_m64id")
+BlockGhostMaterial = ExtResource("4_twdnh")
 Orbit = NodePath("Orbit")
 InteractName = "build"
 
@@ -64,6 +66,30 @@ shape = SubResource("BoxShape3D_5k7xn")
 transform = Transform3D(-1, 0, -8.74228e-08, 0, 1, 0, 8.74228e-08, 0, -1, 0, 6, 0)
 shape = SubResource("BoxShape3D_3kmm7")
 
+[node name="TableWalls" type="StaticBody3D" parent="TableWalls"]
+collision_layer = 2
+collision_mask = 2
+
+[node name="Wall1" type="CollisionShape3D" parent="TableWalls/TableWalls"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 3.6, 3.66627)
+shape = SubResource("BoxShape3D_kn6mn")
+
+[node name="Wall2" type="CollisionShape3D" parent="TableWalls/TableWalls"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 3.6, -3.69933)
+shape = SubResource("BoxShape3D_kn6mn")
+
+[node name="Wall3" type="CollisionShape3D" parent="TableWalls/TableWalls"]
+transform = Transform3D(-4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, -3.1173, 3.6, 0)
+shape = SubResource("BoxShape3D_5k7xn")
+
+[node name="Wall4" type="CollisionShape3D" parent="TableWalls/TableWalls"]
+transform = Transform3D(-4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, 3.1173, 3.6, 0)
+shape = SubResource("BoxShape3D_5k7xn")
+
+[node name="Roof" type="CollisionShape3D" parent="TableWalls/TableWalls"]
+transform = Transform3D(-1, 0, -8.74228e-08, 0, 1, 0, 8.74228e-08, 0, -1, 0, 6, 0)
+shape = SubResource("BoxShape3D_3kmm7")
+
 [node name="Orbit" type="Node3D" parent="." node_paths=PackedStringArray("Camera", "Hand")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.12311, 0)
 script = ExtResource("4_nyqjn")

scripts/BuildingBlock.cs

@@ -12,7 +12,7 @@ namespace Gmtk24 {
         public float RelativeScale;
         public uint PhysicalModeLayer;
 
-        public BlockMode Mode { private set; get; } = BlockMode.Physical;
+        public BlockMode Mode = BlockMode.Physical;
 
         private MeshInstance3D MeshInstance;
 
@@ -60,6 +60,7 @@ namespace Gmtk24 {
                     HoverMaterialArr[i] = newHoverMat;
                 } else {
                     NormalMaterialArr[i] = Material;
+                    HoverMaterialArr[i] = HoverMaterial;
                 }
                 MeshInstance.SetSurfaceOverrideMaterial(i, NormalMaterialArr[i]);
             }
@@ -79,7 +80,6 @@ namespace Gmtk24 {
         }
 
         public void SetMode(BlockMode mode) {
-            GD.Print(mode);
             Mode = mode;
             SetMaterial(false);
             UpdatePhysics();

scripts/Orbit.cs

@@ -3,6 +3,9 @@ using System;
 
 namespace Gmtk24 {
     public partial class Orbit : Node3D {
+        [Signal]
+        public delegate void BlockReleaseEventHandler(BuildingBlock block, uint blockReleaseTypeUint);
+
         [Export(PropertyHint.Range, "0,10,0.1")]
         public float MaxCameraDistance = 1f;
         [Export(PropertyHint.Range, "0,10,0.1")]
@@ -60,19 +63,10 @@ namespace Gmtk24 {
             }
 
             if (@event.IsActionPressed("release_block")) {
-                HeldBlock.SetMode(BuildingBlock.BlockMode.Physical);
+                if (HeldBlock != null) {
-                HeldBlock.Reparent(GetParent());
+                    EmitSignal(SignalName.BlockRelease, HeldBlock, (uint)BlockReleaseType.Throw);
-                var normal = Camera.ProjectRayNormal(Camera.GetViewport().GetMousePosition());
+                    HeldBlock = null;
-                var direction = normal * 10;
-
-                var res = Util.RaycastFromMouse(Camera, 0b1111);
-                if (res is RaycastResult results) {
-                    GD.Print(results.Position);
-                    direction = (results.Position - HeldBlock.GlobalPosition + Vector3.Up * 0.5f) * 3;
                 }
-                HeldBlock.ApplyImpulse(direction);
-
-                HeldBlock = null;
             }
         }
 
@@ -87,4 +81,9 @@ namespace Gmtk24 {
             return true;
         }
     }
+
+    public enum BlockReleaseType {
+        Throw = 0,
+        Place = 1,
+    }
 }

scripts/Table.cs

@@ -5,20 +5,26 @@ namespace Gmtk24 {
     public partial class Table : Interactible {
         [Export(PropertyHint.NodeType, "FuncGodotMap")]
         public Node3D TrenchbroomMap;
+        [ExportCategory("SpawnOptions")]
         [Export(PropertyHint.Range, "0.005,0.1,0.005,or_greater")]
         public float RelativeScale = 0.05f;
         [Export]
+        public Node3D SpawnPoint;
+        [Export(PropertyHint.LayersAvoidance)]
+        public uint BlockMask;
+        [ExportCategory("BlockMaterials")]
+        [Export]
         public ShaderMaterial BlockMaterial;
         [Export]
         public ShaderMaterial BlockHoverMaterial;
         [Export]
-        public Node3D SpawnPoint;
+        public ShaderMaterial BlockGhostMaterial;
-        [Export(PropertyHint.LayersAvoidance)]
-        public uint BlockMask;
 
         [Export]
         public Orbit Orbit;
 
+        public BuildingBlock GhostBlock;
+
         // Called when the node enters the scene tree for the first time.
         public override void _Ready() {
             Vector3 SpawnPos = Vector3.Zero;
@@ -27,6 +33,8 @@ namespace Gmtk24 {
                 SpawnPos = SpawnPoint.GlobalPosition - GlobalPosition;
 
             SpawnBlocks(SpawnPos);
+
+            Orbit.BlockRelease += OnBlockRelease;
         }
 
         public void SpawnBlocks(Vector3 position) {
@@ -56,8 +64,60 @@ namespace Gmtk24 {
             Orbit.SetEnabled(true);
         }
 
+        public override void _Process(double delta) {
+            if (GhostBlock != null) {
+                var res = Util.RaycastFromMouse(Orbit.Camera, 0b100);
+                if (res is RaycastResult results) {
+                    Vector3 Pos = results.Position - GlobalPosition;
+                    GhostBlock.Position = Pos * Basis;
+                }
+            }
+        }
+
         public void OnBlockPickup(BuildingBlock block) {
             Orbit.HoldBlock(block);
+            Vector3 LocalPos = Vector3.Zero;
+            GhostBlock = new BuildingBlock() {
+                Base = block.Base,
+                Material = BlockGhostMaterial,
+                PhysicalModeLayer = 0,
+                RelativeScale = RelativeScale,
+                Position = LocalPos,
+                Mode = BuildingBlock.BlockMode.NonPhysical,
+            };
+            AddChild(GhostBlock);
+        }
+
+        public void OnBlockRelease(BuildingBlock block, uint typeUint) {
+            if (GhostBlock != null) {
+                GhostBlock.QueueFree();
+                GhostBlock = null;
+            }
+
+            BlockReleaseType type = (BlockReleaseType)typeUint;
+            switch (type) {
+                case BlockReleaseType.Throw: {
+
+                        block.SetMode(BuildingBlock.BlockMode.Physical);
+                        block.Reparent(this);
+                        var normal = Orbit.Camera.ProjectRayNormal(Orbit.Camera.GetViewport().GetMousePosition());
+                        var direction = normal * 10;
+
+                        var res = Util.RaycastFromMouse(Orbit.Camera, 0b1111);
+                        if (res is RaycastResult results) {
+                            direction = (results.Position - block.GlobalPosition + Vector3.Up * 0.5f) * 3;
+                        }
+                        block.ApplyImpulse(direction);
+
+                        break;
+                    }
+
+                case BlockReleaseType.Place: {
+                        break;
+                    }
+
+                default: break;
+            }
         }
 
     }

textures/building_block_ghost.tres

@@ -0,0 +1,13 @@
+[gd_resource type="ShaderMaterial" load_steps=2 format=3 uid="uid://bfxaaqdjgwv8b"]
+
+[ext_resource type="Shader" path="res://textures/building_block.gdshader" id="1_dis1h"]
+
+[resource]
+render_priority = 0
+shader = ExtResource("1_dis1h")
+shader_parameter/albedo = Color(0.276387, 0.574926, 0.813629, 0.54902)
+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