G2/G3 Arcs Rework

MarlinFirmware/Marlin#22599
MarlinFirmware · Aug 29, 2021 · 5941b1f · 5941b1f
1 parent 6597a43
commit 5941b1f
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Showing 254 changed files with 3,556 additions and 2,794 deletions.
diff --git a/config/default/Configuration_adv.h b/config/default/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/3DFabXYZ/Migbot/Configuration_adv.h b/config/examples/3DFabXYZ/Migbot/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/ADIMLab/Gantry v1/Configuration_adv.h b/config/examples/ADIMLab/Gantry v1/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/ADIMLab/Gantry v2/Configuration_adv.h b/config/examples/ADIMLab/Gantry v2/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/Alfawise/U20-bltouch/Configuration_adv.h b/config/examples/Alfawise/U20-bltouch/Configuration_adv.h
@@ -2063,20 +2063,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/Alfawise/U20/Configuration_adv.h b/config/examples/Alfawise/U20/Configuration_adv.h
@@ -2053,20 +2053,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/AliExpress/UM2pExt/Configuration_adv.h b/config/examples/AliExpress/UM2pExt/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/Anet/A2/Configuration_adv.h b/config/examples/Anet/A2/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/Anet/A2plus/Configuration_adv.h b/config/examples/Anet/A2plus/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-#define ARC_SUPPORT                 // Disable this feature to save ~3226 bytes
+#define ARC_SUPPORT                   // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping

diff --git a/config/examples/Anet/A6/Configuration_adv.h b/config/examples/Anet/A6/Configuration_adv.h
@@ -2052,20 +2052,23 @@
 //
 // G2/G3 Arc Support
 //
-//#define ARC_SUPPORT               // Disable this feature to save ~3226 bytes
+//#define ARC_SUPPORT                 // Requires ~3226 bytes
 #if ENABLED(ARC_SUPPORT)
-  #define MM_PER_ARC_SEGMENT      1 // (mm) Length (or minimum length) of each arc segment
-  //#define ARC_SEGMENTS_PER_R    1 // Max segment length, MM_PER = Min
-  #define MIN_ARC_SEGMENTS       24 // Minimum number of segments in a complete circle
-  //#define ARC_SEGMENTS_PER_SEC 50 // Use feedrate to choose segment length (with MM_PER_ARC_SEGMENT as the minimum)
-  #define N_ARC_CORRECTION       25 // Number of interpolated segments between corrections
-  //#define ARC_P_CIRCLES           // Enable the 'P' parameter to specify complete circles
-  //#define CNC_WORKSPACE_PLANES    // Allow G2/G3 to operate in XY, ZX, or YZ planes
-  //#define SF_ARC_FIX              // Enable only if using SkeinForge with "Arc Point" fillet procedure
+  #define MIN_ARC_SEGMENT_MM      0.1 // (mm) Minimum length of each arc segment
+  #define MAX_ARC_SEGMENT_MM      1.0 // (mm) Maximum length of each arc segment
+  #define MIN_CIRCLE_SEGMENTS    72   // Minimum number of segments in a complete circle
+  //#define ARC_SEGMENTS_PER_SEC 50   // Use the feedrate to choose the segment length
+  #define N_ARC_CORRECTION       25   // Number of interpolated segments between corrections
+  //#define ARC_P_CIRCLES             // Enable the 'P' parameter to specify complete circles
+  //#define SF_ARC_FIX                // Enable only if using SkeinForge with "Arc Point" fillet procedure
 #endif
 
-// Support for G5 with XYZE destination and IJPQ offsets. Requires ~2666 bytes.
-//#define BEZIER_CURVE_SUPPORT
+// G5 Bézier Curve Support with XYZE destination and IJPQ offsets
+//#define BEZIER_CURVE_SUPPORT        // Requires ~2666 bytes
+
+#if EITHER(ARC_SUPPORT, BEZIER_CURVE_SUPPORT)
+  //#define CNC_WORKSPACE_PLANES      // Allow G2/G3/G5 to operate in XY, ZX, or YZ planes
+#endif
 
 /**
  * Direct Stepping