Add orbit camera and hovering stuff

project.godot

@@ -126,6 +126,11 @@ interact={
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":69,"key_label":0,"unicode":101,"location":0,"echo":false,"script":null)
 ]
 }
+drag_orbit={
+"deadzone": 0.5,
+"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":4,"position":Vector2(272, 24),"global_position":Vector2(286, 94),"factor":1.0,"button_index":3,"canceled":false,"pressed":true,"double_click":false,"script":null)
+]
+}
 
 [internationalization]
 

scenes/BuildingBlockScene.tscn

@@ -1,20 +0,0 @@
-[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/table.tscn

@@ -1,8 +1,10 @@
-[gd_scene load_steps=8 format=3 uid="uid://d02cqylu3xwos"]
+[gd_scene load_steps=10 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"]
 
 [sub_resource type="BoxShape3D" id="BoxShape3D_iiew7"]
 size = Vector3(1.26587, 1.10037, 2.3989)
@@ -16,13 +18,17 @@ 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")]
+[node name="table" type="RigidBody3D" node_paths=PackedStringArray("SpawnPoint", "Orbit")]
 collision_layer = 7
 collision_mask = 7
+lock_rotation = true
+freeze = true
 script = ExtResource("1_cb7s1")
 BlockMaterial = ExtResource("2_1s35y")
+BlockHoverMaterial = ExtResource("3_m64id")
 SpawnPoint = NodePath("SpawnPoint")
-BlockMask = 2
+BlockMask = 10
+Orbit = NodePath("Orbit")
 InteractName = "build"
 
 [node name="table" parent="." instance=ExtResource("1_1soa3")]
@@ -57,3 +63,13 @@ shape = SubResource("BoxShape3D_5k7xn")
 [node name="Roof" type="CollisionShape3D" parent="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")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.12311, 0)
+script = ExtResource("4_nyqjn")
+Camera = NodePath("OrbitCamera")
+
+[node name="OrbitCamera" type="Camera3D" parent="Orbit"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1)
+
+[connection signal="Interacted" from="." to="." method="Interact"]

scripts/BuildingBlock.cs

@@ -1,13 +1,18 @@
 using Godot;
 using Godot.Collections;
-using System;
 
 namespace Gmtk24 {
-    public partial class BuildingBlock : RigidBody3D {
+    public partial class BuildingBlock : Interactible {
         public BaseBlock Base;
         public ShaderMaterial Material;
+        public ShaderMaterial HoverMaterial;
         public float RelativeScale;
 
+        private MeshInstance3D MeshInstance;
+
+        private ShaderMaterial[] NormalMaterialArr;
+        private ShaderMaterial[] HoverMaterialArr;
+
         public BuildingBlock() {
             Name = "BuildingBlock";
         }
@@ -15,22 +20,37 @@ namespace Gmtk24 {
         public override void _Ready() {
             base._Ready();
 
-            var meshInstance = new MeshInstance3D() {
+            HoverMaterial ??= Material;
+
+            Hovered += OnHover;
+
+            MeshInstance = new MeshInstance3D() {
                 Mesh = Base.Mesh,
                 Scale = Vector3.One * RelativeScale,
             };
-            AddChild(meshInstance);
+            AddChild(MeshInstance);
 
-            for (int i = 0; i < meshInstance.GetSurfaceOverrideMaterialCount(); i++) {
+            int count = MeshInstance.GetSurfaceOverrideMaterialCount();
-                var replacedMaterial = meshInstance.Mesh.SurfaceGetMaterial(i);
+
+            NormalMaterialArr = new ShaderMaterial[count];
+            HoverMaterialArr = new ShaderMaterial[count];
+
+            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);
+
+                    ShaderMaterial newHoverMat = (ShaderMaterial)HoverMaterial.Duplicate();
+                    newHoverMat.SetShaderParameter("texture_albedo_for_alpha", replacedMaterial.Get("albedo_texture"));
+
+                    NormalMaterialArr[i] = newMat;
+                    HoverMaterialArr[i] = newHoverMat;
                 } else {
-                    meshInstance.SetSurfaceOverrideMaterial(i, Material);
+                    NormalMaterialArr[i] = Material;
                 }
+                MeshInstance.SetSurfaceOverrideMaterial(i, NormalMaterialArr[i]);
             }
 
             foreach (var shape in Base.Colliders) {
@@ -47,6 +67,15 @@ namespace Gmtk24 {
             }
         }
 
+        public void OnHover(bool hovered) {
+            for (int i = 0; i < MeshInstance.GetSurfaceOverrideMaterialCount(); i++) {
+                if (hovered)
+                    MeshInstance.SetSurfaceOverrideMaterial(i, HoverMaterialArr[i]);
+                else
+                    MeshInstance.SetSurfaceOverrideMaterial(i, NormalMaterialArr[i]);
+            }
+        }
+
         public struct BaseBlock {
             public Mesh Mesh;
             public Array<CollisionShape3D> Colliders;

scripts/Hud.cs

@@ -14,19 +14,20 @@ namespace Gmtk24 {
             if (Player == null)
                 return;
 
-            GodotObject collider;
+            GodotObject collider = null;
             if (Input.MouseMode == Input.MouseModeEnum.Captured) {
-                collider = Player.LookingAt.GetCollider();
+                if (Player.Eye.Current)
+                    collider = Player.LookingAt.GetCollider();
             } else {
                 var viewport = GetViewport();
                 var camera = GetViewport().GetCamera3D();
                 var origin = camera.ProjectRayOrigin(viewport.GetMousePosition());
-                var normal = camera.ProjectRayNormal(viewport.GetMousePosition());
+                var normal = camera.ProjectRayNormal(viewport.GetMousePosition()) * 10000;
                 var ray = new PhysicsRayQueryParameters3D {
                     From = origin,
                     To = normal,
                     CollideWithBodies = true,
-                    CollisionMask = 0b100,
+                    CollisionMask = 0b1000,
                     HitBackFaces = false,
                     HitFromInside = false,
                 };
@@ -34,13 +35,16 @@ namespace Gmtk24 {
 
                 if (results.ContainsKey("collider")) {
                     collider = (GodotObject)results["collider"];
-                } else {
-                    collider = null;
                 }
             }
 
 
             if (collider is Interactible interactible) {
+                if (interactible != Hovered) {
+                    Hovered?.SetHovered(false);
+                    interactible.SetHovered(true);
+                }
+
                 Hovered = interactible;
 
                 StringBuilder Builder = new StringBuilder();
@@ -50,6 +54,7 @@ namespace Gmtk24 {
 
                 HoverText.Text = Builder.ToString();
             } else {
+                Hovered?.SetHovered(false);
                 Hovered = null;
                 HoverText.Text = "";
             }

scripts/Interactible.cs

@@ -2,15 +2,21 @@
 using Godot;
 
 namespace Gmtk24 {
-    public partial class Interactible : StaticBody3D {
+    public partial class Interactible : RigidBody3D {
         [Signal]
-        public delegate void OnInteractedEventHandler(InputEvent e);
+        public delegate void InteractedEventHandler(InputEvent e);
+        [Signal]
+        public delegate void HoveredEventHandler(bool hovered);
 
         [Export]
         public string InteractName;
 
         public void HandleInput(InputEvent e) {
-            EmitSignal(SignalName.OnInteracted, e);
+            EmitSignal(SignalName.Interacted, e);
+        }
+
+        public void SetHovered(bool hovered) {
+            EmitSignal(SignalName.Hovered, hovered);
         }
     }
 }

scripts/Orbit.cs

@@ -0,0 +1,57 @@
+using Godot;
+using System;
+
+namespace Gmtk24 {
+    public partial class Orbit : Node3D {
+        [Export(PropertyHint.Range, "0,10,0.1")]
+        public float MaxCameraDistance = 1f;
+        [Export(PropertyHint.Range, "0,10,0.1")]
+        public float MinCameraDistance = 0.1f;
+
+        [Export]
+        public Camera3D Camera;
+
+        [Export]
+        public bool IsEnabled { private set; get; } = false;
+
+        private float CurrentYaw = 0;
+        private float CurrentPitch = 0;
+
+        // Called when the node enters the scene tree for the first time.
+        public override void _Ready() {
+        }
+
+        // Called every frame. 'delta' is the elapsed time since the previous frame.
+        public override void _Process(double delta) {
+            Quaternion = new Quaternion(Vector3.Up, CurrentYaw) * new Quaternion(Vector3.Right, CurrentPitch);
+        }
+
+        public void SetEnabled(bool enabled) {
+            IsEnabled = enabled;
+            Camera.Current = enabled;
+            if (IsEnabled)
+                Input.MouseMode = Input.MouseModeEnum.Visible;
+            else
+                Input.MouseMode = Input.MouseModeEnum.Captured;
+        }
+
+        public override void _UnhandledInput(InputEvent @event) {
+            if (!IsEnabled)
+                return;
+
+            if (@event.IsActionPressed("drag_orbit"))
+                Input.MouseMode = Input.MouseModeEnum.Captured;
+            if (@event.IsActionReleased("drag_orbit"))
+                Input.MouseMode = Input.MouseModeEnum.Visible;
+
+            if (Input.IsActionPressed("drag_orbit") && @event is InputEventMouseMotion mouseMotion) {
+                var cameraSensitivity = UserSettings.Singleton.GetCameraSpeedMultipliers();
+                var mouseMultiplier = 0.0003f;
+                CurrentYaw -= mouseMotion.ScreenRelative.X * mouseMultiplier * cameraSensitivity.X;
+                CurrentPitch -= mouseMotion.ScreenRelative.Y * mouseMultiplier * cameraSensitivity.Y;
+
+                CurrentPitch = Mathf.Clamp(CurrentPitch, -Mathf.Pi * 0.49f, 0);
+            }
+        }
+    }
+}

scripts/Player.cs

@@ -15,7 +15,7 @@ namespace Gmtk24 {
         public float Gravity = 20;
         [ExportCategory("Vision")]
         [Export]
-        public Node3D Eye;
+        public Camera3D Eye;
         [Export]
         public RayCast3D LookingAt;
         [ExportCategory("Noises")]

scripts/Table.cs

@@ -10,10 +10,15 @@ namespace Gmtk24 {
         [Export]
         public ShaderMaterial BlockMaterial;
         [Export]
+        public ShaderMaterial BlockHoverMaterial;
+        [Export]
         public Node3D SpawnPoint;
         [Export(PropertyHint.LayersAvoidance)]
         public uint BlockMask;
 
+        [Export]
+        public Orbit Orbit;
+
         // Called when the node enters the scene tree for the first time.
         public override void _Ready() {
             Vector3 SpawnPos = Vector3.Zero;
@@ -22,10 +27,6 @@ namespace Gmtk24 {
                 SpawnPos = SpawnPoint.GlobalPosition - GlobalPosition;
 
             SpawnBlocks(SpawnPos);
-
-            OnInteracted += (e) => {
-                GD.Print("hello!");
-            };
         }
 
         public void SpawnBlocks(Vector3 position) {
@@ -39,6 +40,7 @@ namespace Gmtk24 {
                 var block = new BuildingBlock() {
                     Base = baseBlock,
                     Material = BlockMaterial,
+                    HoverMaterial = BlockHoverMaterial,
                     Position = position + Vector3.One * (rng.Randf() * 0.5f - 0.25f) + Vector3.Up * rng.Randf(),
                     CollisionMask = BlockMask,
                     CollisionLayer = BlockMask,
@@ -49,5 +51,9 @@ namespace Gmtk24 {
             }
         }
 
+        public void Interact(InputEvent _) {
+            Orbit.SetEnabled(true);
+        }
+
     }
-}
+}

textures/building_block_hover.tres

@@ -0,0 +1,13 @@
+[gd_resource type="ShaderMaterial" load_steps=2 format=3 uid="uid://pu02smf107o8"]
+
+[ext_resource type="Shader" path="res://textures/building_block.gdshader" id="1_fkxdu"]
+
+[resource]
+render_priority = 0
+shader = ExtResource("1_fkxdu")
+shader_parameter/albedo = Color(0.356373, 0.507339, 1, 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