Pseudo random noise node added

addons/ShaderLib/Geometry/NodeScaleWorld.gd

@@ -0,0 +1,45 @@
+@tool
+class_name VisualShaderNodeGeometryNodeScaleWorld extends VisualShaderNodeCustom
+
+func _get_name() -> String:
+	return "NodeScaleWorld"
+
+func _get_category() -> String:
+	return "Geometry"
+
+func _get_description() -> String:
+	return "Provides accees to node scale in world space."
+
+func _get_input_port_count() -> int:
+	return 0
+
+func _get_input_port_name(port: int) -> String:
+	return ""
+
+func _get_return_icon_type() -> VisualShaderNode.PortType:
+	return PORT_TYPE_VECTOR_3D
+
+func _get_output_port_count() -> int:
+	return 1
+
+func _get_output_port_name(port: int) -> String:
+	return "scale"
+
+func _get_output_port_type(port: int) -> VisualShaderNode.PortType:
+	return PORT_TYPE_VECTOR_3D
+
+func _is_available(mode: Shader.Mode, type: VisualShader.Type) -> bool:
+	match mode:
+		0:
+			return true
+		1:
+			return type==0
+		_:
+			return false
+
+func _get_global_code(mode: Shader.Mode) -> String:
+	var code: String = preload("NodeScaleWorld.gdshaderinc").code
+	return code
+
+func _get_code(input_vars: Array[String], output_vars: Array[String], mode: Shader.Mode, type: VisualShader.Type) -> String:
+	return output_vars[0] + " = geometry_node_scale_world(MODEL_MATRIX);"

addons/ShaderLib/Geometry/NodeScaleWorld.gdshaderinc

@@ -0,0 +1,11 @@
+vec3 geometry_node_scale_world(mat4 model_matrix){
+	vec3 _axis_x = model_matrix[0].xyz;
+	vec3 _axis_y = model_matrix[1].xyz;
+	vec3 _axis_z = model_matrix[2].xyz;
+
+	float _scale_x = length(_axis_x);
+	float _scale_y = length(_axis_y);
+	float _scale_z = length(_axis_z);
+
+	return vec3(_scale_x, _scale_y, _scale_z);
+}