first examples

shaders/000_playground/playground.gd

@@ -0,0 +1,16 @@
+@tool
+extends Node3D
+
+@export var my_variable: float = 1.0:
+	set(value):
+		my_variable = value
+		shader_material.set_shader_parameter("my_variable", value)
+
+@onready var shader_material = $MeshInstance3D.mesh.material
+
+func _ready() -> void:
+	print(shader_material)
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass