--- laser.py	2021-08-08 17:53:12.575128000 +0200
+++ laser2.py	2021-08-09 19:51:10.553028058 +0200
@@ -102,7 +102,7 @@
             transformation.add_translation(-self.options.bed_width / 2, self.options.bed_height / 2)
 
         curves = parse_root(root, transform_origin=not self.options.invert_y_axis, root_transformation=transformation,
-                            canvas_height=self.options.bed_height)
+                            canvas_height=0 if self.options.machine_origin == "top-left" else self.options.bed_height)
 
         gcode_compiler.append_curves(curves)
         gcode_compiler.compile_to_file(output_path, passes=self.options.passes)
@@ -122,7 +122,7 @@
         root = self.document.getroot()
         origin = self.options.machine_origin
         bed_width = self.options.bed_width
-        bed_height = self.options.bed_height
+        bed_height = 0 if self.options.machine_origin == "top-left" else self.options.bed_height
 
         group = etree.Element("{%s}g" % svg_name_space)
         group.set("id", "debug_traces")