feat: adding the skin_shader_generator, and gacha base barebone

scratch/inspect_uvs.gd

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+@tool
+extends SceneTree
+
+func _init():
+	var models = {
+		"Oldpop": "res://assets/characters/Oldpop.glb",
+		"Bob": "res://assets/characters/Bob.glb",
+		"Gatot": "res://assets/characters/Gatot.glb",
+		"Masbro": "res://assets/characters/Masbro.glb"
+	}
+	
+	for name in models:
+		print("\n=== Inspecting %s ===" % name)
+		var scene = load(models[name]).instantiate()
+		_inspect_node(scene)
+	
+	quit()
+
+func _inspect_node(node: Node):
+	if node is MeshInstance3D:
+		_print_mesh_uv_bounds(node)
+	for child in node.get_children():
+		_inspect_node(child)
+
+func _print_mesh_uv_bounds(mi: MeshInstance3D):
+	var mesh = mi.mesh
+	if not mesh: return
+	
+	var min_uv = Vector2(1e10, 1e10)
+	var max_uv = Vector2(-1e10, -1e10)
+	
+	for s in mesh.get_surface_count():
+		var arrays = mesh.surface_get_arrays(s)
+		var uvs = arrays[Mesh.ARRAY_TEX_UV]
+		if not uvs: continue
+		
+		for uv in uvs:
+			min_uv.x = min(min_uv.x, uv.x)
+			min_uv.y = min(min_uv.y, uv.y)
+			max_uv.x = max(max_uv.x, uv.x)
+			max_uv.y = max(max_uv.y, uv.y)
+	
+	print("- Mesh: %s" % mi.name)
+	print("  UV Min: %s" % min_uv)
+	print("  UV Max: %s" % max_uv)

scratch/inspect_uvs.gd.uid

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+uid://bb0wohmy3qlnh