Stream container starts to work.

project.godot

@@ -9,17 +9,17 @@
 config_version=4
 
 _global_script_classes=[ {
-"base": "Node",
+"base": "Reference",
 "class": "ClickableComponent",
 "language": "GDScript",
 "path": "res://components/ClickableComponent.gd"
 }, {
-"base": "KinematicBody2D",
+"base": "Reference",
 "class": "CollisionLine",
 "language": "GDScript",
 "path": "res://utils/CollisionLine.gd"
 }, {
-"base": "Node",
+"base": "Reference",
 "class": "ColorComponent",
 "language": "GDScript",
 "path": "res://components/ColorComponent.gd"
@@ -54,7 +54,7 @@ _global_script_classes=[ {
 "language": "GDScript",
 "path": "res://utils/SpringDamper.gd"
 }, {
-"base": "Sprite",
+"base": "Reference",
 "class": "TintedSpriteComponent",
 "language": "GDScript",
 "path": "res://components/TintedSpriteComponent.gd"

scenes/AdaptiveWorldStream.cs

@@ -16,7 +16,9 @@ public class AdaptiveWorldStream : Spatial
     // scene nodes
     private Spatial _tileHighlight;
     private Spatial _mouseTileHighlight;
+    private StreamContainer _streamContainer;
     private Area _streamContainerArea;
+    private Spatial _streamContainerActiveTiles;
     private Player _player;
     
     // Resources
@@ -41,7 +43,9 @@ public class AdaptiveWorldStream : Spatial
         // scene nodes
         _tileHighlight = GetNode<Spatial>("TileHighlight");
         _mouseTileHighlight = GetNode<Spatial>("MouseTileHighlight");
+        _streamContainer = GetNode<StreamContainer>("StreamContainer");
         _streamContainerArea = GetNode<Area>("StreamContainer/Area");
+        _streamContainerActiveTiles = GetNode<Spatial>("StreamContainer/ActiveTiles");
         _player = GetNode<Player>("Player");
 
         // resources        
@@ -56,7 +60,12 @@ public class AdaptiveWorldStream : Spatial
         // connect signals
         var result = _streamContainerArea.Connect("input_event", this, nameof(OnAreaInputEvent));
 
-        CreateTileGrid();
+        // CreateTileGrid();
+        
+        //playerTransform.origin += new Vector3(0, 0, -1) * delta;
+        Transform playerTransform = _player.Transform;
+        playerTransform.origin.x = 3;
+        _player.Transform = playerTransform;
     }
 
     public void CreateTileGrid()
@@ -79,6 +88,39 @@ public class AdaptiveWorldStream : Spatial
         }
     }
 
+
+    public void ClearStreamActiveTiles()
+    {
+        foreach (Node child in _streamContainerActiveTiles.GetChildren())
+        {
+            child.QueueFree();
+            _streamContainerActiveTiles.RemoveChild(child);
+        }
+    }
+
+
+    public void CreateStreamActiveTiles()
+    {
+        foreach (int coord_x in Enumerable.Range((int)_streamContainer.OffsetCoordRect.Position.x, (int)_streamContainer.OffsetCoordRect.Size.x))
+        {
+            foreach (int coord_y in Enumerable.Range((int)_streamContainer.OffsetCoordRect.Position.y,
+                         (int)_streamContainer.OffsetCoordRect.Size.y))
+            {
+                HexCell cell = new HexCell();
+                cell.OffsetCoords = new Vector2(coord_x, coord_y);
+                Vector2 cellWorldCenter = _hexGrid.GetHexCenter(cell);
+                
+                Spatial highlightTile = (Spatial)_tileHighlightScene.Instance();
+                Transform highlightTileTransform = Transform.Identity;
+                highlightTileTransform.origin.x = cellWorldCenter.x;
+                highlightTileTransform.origin.z = cellWorldCenter.y;
+                highlightTile.Transform = highlightTileTransform;
+                
+                _streamContainerActiveTiles.AddChild(highlightTile);
+            }
+        }
+    }
+    
     public override void _Process(float delta)
     {
         _lastTile = _currentTile;
@@ -87,10 +129,10 @@ public class AdaptiveWorldStream : Spatial
         Vector3 playerCoord = playerTransform.origin;
         _currentTile = _hexGrid.GetHexAt(new Vector2(playerCoord.x, playerCoord.z));
 
-        _tileLabel.Text = delta.ToString();
+        _tileLabel.Text = playerTransform.ToString();
         _tileOffsetLabel.Text = _currentTile.OffsetCoords.ToString();
 
-        playerTransform.origin += new Vector3(0, 0, -1) * delta;
+        playerTransform.origin += new Vector3(-0.2f, 0, 1) * delta;
         _player.Transform = playerTransform;
 
         Transform tileHighlightTransform = Transform.Identity;
@@ -98,6 +140,15 @@ public class AdaptiveWorldStream : Spatial
         tileHighlightTransform.origin.x = currentTileCenter.x;
         tileHighlightTransform.origin.z = currentTileCenter.y;
         _tileHighlight.Transform = tileHighlightTransform;
+
+        if (_currentTile.CubeCoords != _lastTile.CubeCoords)
+        {
+            _streamContainer.SetCenterTile(_currentTile);
+            ClearStreamActiveTiles();
+            CreateStreamActiveTiles();
+
+            _numTilesLabel.Text = _streamContainerActiveTiles.GetChildCount().ToString();
+        }
     }
 
     public void OnAreaInputEvent(Node camera, InputEvent inputEvent, Vector3 position, Vector3 normal, int shapeIndex)
@@ -113,5 +164,6 @@ public class AdaptiveWorldStream : Spatial
         _mouseTileLabel.Text = cellAtCursor.OffsetCoords.ToString();
 
         _mouseTileHighlight.Transform = highlightTransform;
+        _player.Transform = highlightTransform;
     }
 }

scenes/AdaptiveWorldStream.tscn

@@ -9,13 +9,14 @@
 [ext_resource path="res://utils/TileHighlight.tscn" type="PackedScene" id=7]
 
 [sub_resource type="CubeMesh" id=1]
+size = Vector3( 1, 1, 1 )
 
 [sub_resource type="SpatialMaterial" id=2]
 params_blend_mode = 3
 albedo_color = Color( 1, 1, 1, 0.156863 )
 
 [sub_resource type="BoxShape" id=9]
-extents = Vector3( 10, 1, 10 )
+extents = Vector3( 20, 1, 20 )
 
 [sub_resource type="CapsuleShape" id=7]
 radius = 0.2
@@ -145,12 +146,12 @@ text = "0"
 
 [node name="StreamContainer" type="Spatial" parent="."]
 script = ExtResource( 4 )
-_dimensions = Vector2( 4, 8 )
+_dimensions = Vector2( 9, 3 )
 
 [node name="ActiveTiles" type="Spatial" parent="StreamContainer"]
 
 [node name="Bounds" type="MeshInstance" parent="StreamContainer"]
-transform = Transform( 4, 0, 0, 0, 1, 0, 0, 0, 2, 0, -1, 0 )
+transform = Transform( 4, 0, 0, 0, 1, 0, 0, 0, 2, 0, 0, 0 )
 mesh = SubResource( 1 )
 skeleton = NodePath("../..")
 material/0 = SubResource( 2 )
@@ -161,12 +162,6 @@ material/0 = SubResource( 2 )
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -1, 0 )
 shape = SubResource( 9 )
 
-[node name="Camera" type="Camera" parent="."]
-transform = Transform( 1, 0, 0, 0, 0.511698, 0.859165, 0, -0.859165, 0.511698, -4.76837e-07, 7.29903, 4.46831 )
-current = true
-fov = 60.0
-script = ExtResource( 6 )
-
 [node name="Player" type="KinematicBody" parent="."]
 script = ExtResource( 5 )
 
@@ -174,6 +169,12 @@ script = ExtResource( 5 )
 transform = Transform( 1, 0, 0, 0, -4.37114e-08, -1, 0, 1, -4.37114e-08, 0, 0.5, 0 )
 shape = SubResource( 7 )
 
+[node name="Camera" type="Camera" parent="Player"]
+transform = Transform( 1, 0, 0, 0, 0.511698, 0.859165, 0, -0.859165, 0.511698, -4.76837e-07, 16.8698, 14.3365 )
+current = true
+fov = 60.0
+script = ExtResource( 6 )
+
 [node name="MeshInstance" type="MeshInstance" parent="Player"]
 transform = Transform( 1, 0, 0, 0, -4.37114e-08, -1, 0, 1, -4.37114e-08, 0, 0.5, 0 )
 mesh = SubResource( 8 )

scenes/StreamContainer.cs

@@ -10,8 +10,18 @@ public class StreamContainer : Spatial
     // resources
     private PackedScene _hexTileScene = GD.Load<PackedScene>("res://scenes/HexTile3D.tscn");
     
+    // exports
     [Export] public Vector2 _dimensions = new Vector2(8, 4);
    
+    // other members
+    private Rect2 _worldRect;
+    private Rect2 _offsetCoordRect;
+    private HexGrid _hexGrid;
+
+    public Rect2 OffsetCoordRect
+    {
+        get { return _offsetCoordRect; }
+    }
     
     // Called when the node enters the scene tree for the first time.
     public override void _Ready()
@@ -19,10 +29,40 @@ public class StreamContainer : Spatial
         _bounds = GetNode<MeshInstance>("Bounds");
         _activeTiles = GetNode<Spatial>("ActiveTiles");
         
+        _hexGrid = new HexGrid();
+
         Transform boundsTransform = Transform.Identity;
-        boundsTransform = boundsTransform.Scaled(new Vector3(_dimensions.x / 2, 1, _dimensions.y / 2));
+        boundsTransform = boundsTransform.Scaled(new Vector3(_dimensions.x, 1, _dimensions.y));
+        _bounds.Transform = boundsTransform;
+    }
+
+    
+    public void UpdateRects(Vector2 centerPlane)
+    {
+        Vector2 bottomLeftCoord = centerPlane - new Vector2(_dimensions.x / 2, _dimensions.y / 2);
+        Vector2 topRightCoord = centerPlane + new Vector2(_dimensions.x / 2, _dimensions.y / 2);
+       
+        _worldRect = new Rect2(bottomLeftCoord, _dimensions);
+        GD.Print("World rect now: " + _worldRect.ToString() + " center: " + _worldRect.GetCenter());
+
+        // y axis needs to be inverted as HexGrid's offset coordinates use the opposite axis direction
+        HexCell bottomLeftCell = _hexGrid.GetHexAt(new Vector2(bottomLeftCoord.x, topRightCoord.y));
+        HexCell topRightCell = _hexGrid.GetHexAt(new Vector2(topRightCoord.x, bottomLeftCoord.y));
+        _offsetCoordRect = new Rect2(bottomLeftCell.OffsetCoords,
+            topRightCell.OffsetCoords - bottomLeftCell.OffsetCoords + Vector2.One);
+        GD.Print("Offset rect now: " + _offsetCoordRect.ToString() + " center: " + _offsetCoordRect.GetCenter());
+
+        Transform boundsTransform = _bounds.Transform;
+        boundsTransform.origin.x = centerPlane.x;
+        boundsTransform.origin.z = centerPlane.y;
         _bounds.Transform = boundsTransform;
         
-        Update
+        GD.Print("Bounds Transform: " + boundsTransform.ToString());
+        GD.Print("Bounds Global   : " + _bounds.GlobalTransform.ToString());
+    }
+    
+    public void SetCenterTile(HexCell cell)
+    {
+        UpdateRects(_hexGrid.GetHexCenter(cell));
     }
 }

utils/TileHighlight.tscn

@@ -20,7 +20,7 @@ roughness = 0.0
 [node name="TileHighlight" type="Spatial"]
 
 [node name="TileMesh" type="MeshInstance" parent="."]
-transform = Transform( -4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, 0, 0, 0 )
+transform = Transform( -4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, 0, -0.05, 0 )
 cast_shadow = 0
 mesh = SubResource( 3 )
 skeleton = NodePath("../..")