Tree collisions and highlights

Entities/Tree/scripts/tree.gd

@@ -0,0 +1,89 @@
+class_name TreeNode
+extends Node3D
+
+@onready var area: Area3D = $InteractRange
+var mesh_instances: Array[MeshInstance3D] = []
+var original_materials: Array[Material] = []
+var outline_material: Material
+var base_circle: MeshInstance3D
+var circle_material: Material
+
+func _ready():
+	create_base_circle()
+	# Find all MeshInstance3D nodes in the GLB
+	find_all_mesh_instances(self)
+
+	setup_outline_material()
+	area.body_entered.connect(_on_player_entered)
+	area.body_exited.connect(_on_player_exited)
+
+func setup_outline_material():
+	if mesh_instances.is_empty():
+		print("Warning: No MeshInstance3D found in GLB!")
+		return
+
+	# Store original materials
+	for mesh in mesh_instances:
+		if mesh.get_surface_override_material(0):
+			original_materials.append(mesh.get_surface_override_material(0))
+		else:
+			original_materials.append(mesh.get_surface_override_material(0))
+	# Create outline material with your shader
+	outline_material = ShaderMaterial.new()
+	outline_material.shader = preload("res://outline.gdshader")
+	outline_material.set_shader_parameter("color", Vector3(0.702, 0.557, 0.259))
+
+func find_all_mesh_instances(node: Node):
+	if node is MeshInstance3D:
+			mesh_instances.append(node)
+
+	for child in node.get_children():
+			find_all_mesh_instances(child)
+
+func create_base_circle():
+	base_circle = MeshInstance3D.new()
+	add_child(base_circle)
+
+	# Create a flat cylinder for the circle
+	var cylinder = CylinderMesh.new()
+	cylinder.top_radius = 0.4 # Adjust size as needed
+	cylinder.bottom_radius = 0.4
+	cylinder.height = 0.02 # Very thin to make it look like a flat circle
+	cylinder.rings = 1
+	cylinder.radial_segments = 9 # More segments = smoother circle
+
+	base_circle.mesh = cylinder
+
+	# Create transparent material with outline
+	circle_material = StandardMaterial3D.new()
+	circle_material.flags_transparent = true
+	circle_material.albedo_color = Color(1.0, 0.843, 0.0, 0.0) # Fully transparent gold
+
+	# Add rim lighting effect for outline appearance
+	circle_material.rim_enabled = true
+	circle_material.rim = 1.0
+	circle_material.rim_tint = 1.0
+	circle_material.rim_color = Color(1.0, 0.843, 0.0) # Gold rim
+
+	base_circle.material_override = circle_material
+
+	# Position at ground level
+	base_circle.position.y = 0.01 # Slightly above ground to avoid z-fighting
+
+	# Start hidden
+	base_circle.visible = false
+
+func _on_player_entered(body: Node3D):
+	if body.is_in_group("player"):
+		base_circle.visible = true
+		# Apply outline to all mesh instances
+		for mesh in mesh_instances:
+			mesh.material_overlay = outline_material
+
+func _on_player_exited(body: Node3D):
+	if body.is_in_group("player"):
+		Log.pr('Out of range...')
+		base_circle.visible = false
+			# Remove outline from all mesh instances
+		for mesh in mesh_instances:
+			mesh.material_overlay = null