Add setting TOOLS to Configuration.h

Marlin/Configuration.h

@@ -220,6 +220,15 @@
 
 // @section extruder
 
+/**
+ * This defines the number of tools, including extruders, laser and spindle tools. 
+ * Tool indices, starting with 0, must be assigned in the following order: opional extruders (requires EXTRUDERS > 0), 
+ * an optional laser (requires LASER_FEATURE), and finally optional tools for a spindle (requires SPINDLE_FEATURE). 
+ * Offsets of each tool from tool 0 must be defined with HOTEND_OFFSET_X, HOTEND_OFFSET_Y and HOTEND_OFFSET_Z
+ */
+// :[0, 1, 2, ..., 127]
+//#define TOOLS 1
+
 // This defines the number of extruders
 // :[0, 1, 2, 3, 4, 5, 6, 7, 8]
 #define EXTRUDERS 1

Marlin/src/inc/SanityCheck.h

@@ -897,11 +897,7 @@ static_assert(COUNT(arm) == LOGICAL_AXES, "AXIS_RELATIVE_MODES must contain " _L
  */
 #if ANY(SWITCHING_TOOLHEAD, MAGNETIC_SWITCHING_TOOLHEAD, ELECTROMAGNETIC_SWITCHING_TOOLHEAD)
   constexpr float thpx[] = SWITCHING_TOOLHEAD_X_POS;
-  #if HAS_TOOL_LENGTH_COMPENSATION
-    static_assert(COUNT(thpx) == TOOLS, "SWITCHING_TOOLHEAD_X_POS must be an array TOOLS long.");
-  #else
-    static_assert(COUNT(thpx) == EXTRUDERS, "SWITCHING_TOOLHEAD_X_POS must be an array EXTRUDERS long.");
-  #endif
+  static_assert(COUNT(thpx) == TOOLS, "SWITCHING_TOOLHEAD_X_POS must be an array TOOLS long.");
 #endif
 
 /**
@@ -910,10 +906,10 @@ static_assert(COUNT(arm) == LOGICAL_AXES, "AXIS_RELATIVE_MODES must contain " _L
 #if ENABLED(SWITCHING_TOOLHEAD)
   #ifndef SWITCHING_TOOLHEAD_SERVO_NR
     #error "SWITCHING_TOOLHEAD requires SWITCHING_TOOLHEAD_SERVO_NR."
-  #elif HAS_TOOL_LENGTH_COMPENSATION && (TOOLS < 2)
-    #error "SWITCHING_TOOLHEAD requires at least 2 TOOLS."
-  #elif (!HAS_TOOL_LENGTH_COMPENSATION) && (EXTRUDERS < 2)
+  #elif !defined(TOOLS) && EXTRUDERS < 2
     #error "SWITCHING_TOOLHEAD requires at least 2 EXTRUDERS."
+  #elif defined(TOOLS) && TOOLS < 2
+    #error "SWITCHING_TOOLHEAD requires at least 2 TOOLS."
   #elif NUM_SERVOS < (SWITCHING_TOOLHEAD_SERVO_NR - 1)
     #if SWITCHING_TOOLHEAD_SERVO_NR == 0
       #error "A SWITCHING_TOOLHEAD_SERVO_NR of 0 requires NUM_SERVOS >= 1."

config/default/Configuration.h

@@ -206,6 +206,15 @@
 
 // @section extruder
 
+/**
+ * This defines the number of tools, including extruders, laser and spindle tools. 
+ * Tool indices, starting with 0, must be assigned in the following order: opional extruders (requires EXTRUDERS > 0), 
+ * an optional laser (requires LASER_FEATURE), and finally optional tools for a spindle (requires SPINDLE_FEATURE). 
+ * Offsets of each tool from tool 0 must be defined with HOTEND_OFFSET_X, HOTEND_OFFSET_Y and HOTEND_OFFSET_Z
+ */
+// :[0, 1, 2, ..., 127]
+//#define TOOLS 1
+
 // This defines the number of extruders
 // :[0, 1, 2, 3, 4, 5, 6, 7, 8]
 #define EXTRUDERS 1

config/examples/DerAndere/HendrikJan5D-7axis-3D-printer/Configuration.h

@@ -219,6 +219,15 @@
 
 // @section extruder
 
+/**
+ * This defines the number of tools, including extruders, laser and spindle tools. 
+ * Tool indices, starting with 0, must be assigned in the following order: opional extruders (requires EXTRUDERS > 0), 
+ * an optional laser (requires LASER_FEATURE), and finally optional tools for a spindle (requires SPINDLE_FEATURE). 
+ * Offsets of each tool from tool 0 must be defined with HOTEND_OFFSET_X, HOTEND_OFFSET_Y and HOTEND_OFFSET_Z
+ */
+// :[0, 1, 2, ..., 127]
+//#define TOOLS 1
+
 // This defines the number of extruders
 // :[0, 1, 2, 3, 4, 5, 6, 7, 8]
 #define EXTRUDERS 1
@@ -1139,7 +1148,6 @@
  */
 //#define PENTA_AXIS_TRT
 #if ENABLED(PENTA_AXIS_TRT)
-  #define TOOLS 1 // Number of tools;
 
   // Machine rotary zero point offsets  
   // The distance along the X axis from machine zero point to the center of rotation. The center of rotation is
@@ -1185,7 +1193,6 @@
  */
 //#define PENTA_AXIS_HT
 #if ENABLED(PENTA_AXIS_HT)
-  #define TOOLS 1 // Number of tools;
 
   // Machine rotary zero point offset is the distance from the gage line at the tool head (tip of the nozzle of tool 0) to the horizontal 
   // centerline of the joint that tilts the tool head. Measured when all axes are at machine position 0.

config/examples/DerAndere/HendrikJan5D-multi-axis-3D-printer_TRT/Configuration.h

@@ -219,6 +219,15 @@
 
 // @section extruder
 
+/**
+ * This defines the number of tools, including extruders, laser and spindle tools. 
+ * Tool indices, starting with 0, must be assigned in the following order: opional extruders (requires EXTRUDERS > 0), 
+ * an optional laser (requires LASER_FEATURE), and finally optional tools for a spindle (requires SPINDLE_FEATURE). 
+ * Offsets of each tool from tool 0 must be defined with HOTEND_OFFSET_X, HOTEND_OFFSET_Y and HOTEND_OFFSET_Z
+ */
+// :[0, 1, 2, ..., 127]
+//#define TOOLS 1
+
 // This defines the number of extruders
 // :[0, 1, 2, 3, 4, 5, 6, 7, 8]
 #define EXTRUDERS 1
@@ -1139,7 +1148,6 @@
  */
 #define PENTA_AXIS_TRT
 #if ENABLED(PENTA_AXIS_TRT)
-  #define TOOLS 1 // Number of tools;
 
   // Machine rotary zero point offsets  
   // The distance along the X axis from machine zero point to the center of rotation. The center of rotation is
@@ -1185,7 +1193,6 @@
  */
 //#define PENTA_AXIS_HT
 #if ENABLED(PENTA_AXIS_HT)
-  #define TOOLS 1 // Number of tools;
 
   // Machine rotary zero point offset is the distance from the gage line at the tool head (tip of the nozzle of tool 0) to the horizontal 
   // centerline of the joint that tilts the tool head. Measured when all axes are at machine position 0.

config/examples/DerAndere/HendrikJan5D_TRT_test/Configuration.h

@@ -219,6 +219,15 @@
 
 // @section extruder
 
+/**
+ * This defines the number of tools, including extruders, laser and spindle tools. 
+ * Tool indices, starting with 0, must be assigned in the following order: opional extruders (requires EXTRUDERS > 0), 
+ * an optional laser (requires LASER_FEATURE), and finally optional tools for a spindle (requires SPINDLE_FEATURE). 
+ * Offsets of each tool from tool 0 must be defined with HOTEND_OFFSET_X, HOTEND_OFFSET_Y and HOTEND_OFFSET_Z
+ */
+// :[0, 1, 2, ..., 127]
+#define TOOLS 3
+
 // This defines the number of extruders
 // :[0, 1, 2, 3, 4, 5, 6, 7, 8]
 #define EXTRUDERS 1
@@ -1139,7 +1148,6 @@
  */
 #define PENTA_AXIS_TRT
 #if ENABLED(PENTA_AXIS_TRT)
-  #define TOOLS 3 // Number of tools;
 
   // Machine rotary zero point offsets  
   // The distance along the X axis from machine zero point to the center of rotation. The center of rotation is
@@ -1185,7 +1193,6 @@
  */
 //#define PENTA_AXIS_HT
 #if ENABLED(PENTA_AXIS_HT)
-  #define TOOLS 1 // Number of tools;
 
   // Machine rotary zero point offset is the distance from the gage line at the tool head (tip of the nozzle of tool 0) to the horizontal 
   // centerline of the joint that tilts the tool head. Measured when all axes are at machine position 0.

config/examples/DerAndere/XYZBC_TRT_SKR-A8/Configuration.h

@@ -210,6 +210,15 @@
 
 // @section extruder
 
+/**
+ * This defines the number of tools, including extruders, laser and spindle tools. 
+ * Tool indices, starting with 0, must be assigned in the following order: opional extruders (requires EXTRUDERS > 0), 
+ * an optional laser (requires LASER_FEATURE), and finally optional tools for a spindle (requires SPINDLE_FEATURE). 
+ * Offsets of each tool from tool 0 must be defined with HOTEND_OFFSET_X, HOTEND_OFFSET_Y and HOTEND_OFFSET_Z
+ */
+// :[0, 1, 2, ..., 127]
+#define TOOLS 3
+
 // This defines the number of extruders
 // :[0, 1, 2, 3, 4, 5, 6, 7, 8]
 #define EXTRUDERS 0
@@ -1107,7 +1116,6 @@
  */
 #define PENTA_AXIS_TRT
 #if ENABLED(PENTA_AXIS_TRT)
-  #define TOOLS 3 // Number of tools;
 
   // Machine rotary zero point offsets  
   // The distance along the X axis from machine zero point to the center of rotation. The center of rotation is
@@ -1150,7 +1158,6 @@
 // This machine has a swivel head and a horizontal rotary table.
 //#define PENTA_AXIS_HT
 #if ENABLED(PENTA_AXIS_HT)
-  #define TOOLS 3 // Number of tools;
 
   // Machine rotary zero point offset is the distance from the gauge line at the tool head to the horizontal 
   // centerline of the joint that tilts the tool head.