Align expected time of auxillary commands to what CuraEngine estimates

CuraEngine doesn't take most of these into its time estimate at all so they can just be 0.

Contributes to issue CURA-5561.

50_inst_per_sec.py

@@ -303,8 +303,8 @@ class Command:
 
             travel_time_in_ms = -1 #Signal that we need to include this in our second pass.
 
-        # G4: Dwell, pause the machine for a period of time. TODO
-        if cmd_num == 4:
+        # G4: Dwell, pause the machine for a period of time.
+        elif cmd_num == 4:
             # Pnnn is time to wait in milliseconds (P0 wait until all previous moves are finished)
             cmd, num = get_code_and_num(parts[1])
             num = float(num)
@@ -313,25 +313,20 @@ class Command:
                     estimated_exec_time_in_ms = num
 
         # G90: Set to absolute positioning. Assume 0 seconds.
-        if cmd_num == 90:
+        elif cmd_num == 90:
             estimated_exec_time_in_ms = 0.0
 
         # G91: Set to relative positioning. Assume 0 seconds.
-        if cmd_num == 91:
+        elif cmd_num == 91:
             estimated_exec_time_in_ms = 0.0
 
         # G92: Set position. Assume 0 seconds.
-        if cmd_num == 92:
+        elif cmd_num == 92:
             estimated_exec_time_in_ms = 0.0
 
-        # G280: Prime. Assume 10 seconds for using blob and 5 seconds for no blob.
-        if cmd_num == 280:
-            use_blob = True
-            if len(parts) > 1:
-                cmd, num = get_code_and_num(parts[1])
-                if cmd == "S" and num == 1:
-                    use_blob = False
-            estimated_exec_time_in_ms = (10.0 if use_blob else 5.0) * 1000
+        # G280: Prime. Assume 0 seconds. Actually more like 10 if using blob and 5 if not.
+        elif cmd_num == 280:
+            estimated_exec_time_in_ms = 0.0
 
         # Update estimated execution time
         self._estimated_exec_time_in_ms = round(estimated_exec_time_in_ms, 5)
@@ -344,33 +339,34 @@ class Command:
             estimated_exec_time_in_ms = 0.0
 
         # M83: Set extruder to relative mode. Assume 0 execution time.
-        if cmd_num == 83:
+        elif cmd_num == 83:
             estimated_exec_time_in_ms = 0.0
 
         # M104: Set extruder temperature (no wait). Assume 0 execution time.
-        if cmd_num == 104:
+        elif cmd_num == 104:
             estimated_exec_time_in_ms = 0.0
 
         # M106: Set fan speed. Assume 0 execution time.
-        if cmd_num == 106:
+        elif cmd_num == 106:
             estimated_exec_time_in_ms = 0.0
 
         # M107: Turn fan off. Assume 0 execution time.
-        if cmd_num == 107:
+        elif cmd_num == 107:
             estimated_exec_time_in_ms = 0.0
 
-        # M109: Set extruder temperature (wait). Uniformly random time between 30 - 90 seconds.
-        if cmd_num == 109:
-            estimated_exec_time_in_ms = random.uniform(30, 90) * 1000  # TODO: Check
+        # M109: Set extruder temperature (wait). Assume 0 execution time. Actually more like a minute.
+        elif cmd_num == 109:
+            estimated_exec_time_in_ms = 0.0
 
         # M140: Set bed temperature (no wait). Assume 0 execution time.
-        if cmd_num == 140:
+        elif cmd_num == 140:
             estimated_exec_time_in_ms = 0.0
 
         # M203: Set maximum feedrate. Only Z is supported. Assume 0 execution time.
-        if cmd_num == 203:
+        elif cmd_num == 203:
             value_dict = get_value_dict(parts[1:])
             buf.max_z_feedrate = value_dict.get("Z", buf.max_z_feedrate)
+            estimated_exec_time_in_ms = 0.0
 
         # M204: Set default acceleration. Assume 0 execution time.
         if cmd_num == 204:
@@ -389,8 +385,8 @@ class Command:
         self._estimated_exec_time_in_ms = estimated_exec_time_in_ms
 
     def _handle_t(self, cmd_num: int, parts: List[str]) -> None:
-        # Tn: Switching extruder. Assume 2 seconds.
-        estimated_exec_time_in_ms = 2.0
+        # Tn: Switching extruder. Assume 0 seconds. Actually more like 2.
+        estimated_exec_time_in_ms = 0.0
 
         self._estimated_exec_time_in_ms = estimated_exec_time_in_ms