Added efficient floor limit

gridfinity_basic_cup.scad

@@ -100,6 +100,8 @@ floor_thickness = 0.7;
 cavity_floor_radius = -1;// .1
 // Efficient floor option saves material and time, but the internal floor is not flat
 efficient_floor = "off";//[off,on,rounded,smooth]
+// Limit of the efficient floor. -1 will disable the limit, -2 limit to be floor thickness + magnet depth.
+efficient_floor_limit = -1; // 0.1
 // AKA half pitch. Enable to subdivide bottom pads to allow sub-cell offsets
 sub_pitch = 1; //[1:"disabled",2:"half pitch",3:"third pitch",4:"quarter pitch"]
 // Removes the internal grid from base the shape
@@ -356,7 +358,8 @@ gridfinity_cup(
     minimumPrintablePadSize=minimum_printable_pad_size,
     flatBaseRoundedRadius = flat_base_rounded_radius,
     flatBaseRoundedEasyPrint = flat_base_rounded_easyPrint,
-    alignGrid = [align_grid_x, align_grid_y]
+    alignGrid = [align_grid_x, align_grid_y],
+    efficientFloorLimit = efficient_floor_limit
     ),
   wall_thickness=wall_thickness,
   vertical_chambers = ChamberSettings(

modules/module_gridfinity_cup.scad

@@ -118,6 +118,7 @@ default_cavity_floor_radius = -1;
 default_hole_overhang_remedy = 2;
 // Save material with thinner floor
 default_efficient_floor = "off";//["off","on","rounded","smooth"] 
+default_efficient_floor_limit = -1;
 // Remove floor to create a spacer
 default_spacer = false;
 // Half-pitch base pads for offset stacking
@@ -254,6 +255,7 @@ module gridfinity_cup(
     floorThickness = default_floor_thickness,
     cavityFloorRadius = default_cavity_floor_radius,
     efficientFloor=default_efficient_floor,
+    efficientFloorLimit = default_efficient_floor_limit,
     subPitch=default_sub_pitch,
     flatBase=default_flat_base,
     spacer=default_spacer),
@@ -1378,11 +1380,12 @@ module basic_cavity(num_x, num_y, num_z,
         cupBase_settings[iCupBase_ScrewSize][iCylinderDimension_Height]);
       hasCornerAttachments = magnet_diameter > 0 || screw_depth > 0;
       efficientFloorGridHeight = max(magnetCoverHeight,gfBaseHeight())+floor_thickness;
+      efficient_floor_limit = cupBase_settings[iCupBase_EfficientFloorLimit];
       if(env_help_enabled("trace")) echo("basic_cavity", efficient_floor=cupBase_settings[iCupBase_EfficientFloor], efficientFloorGridHeight=efficientFloorGridHeight,  floor_thickness=floor_thickness);
       difference(){
         tz(-fudgeFactor)
           cube([num_x*env_pitch().x, num_y*env_pitch().y, efficientFloorGridHeight]);
-        
+
         difference(){
           efficient_floor_grid(
             num_x, num_y,
@@ -1393,10 +1396,11 @@ module basic_cavity(num_x, num_y, num_z,
             efficientFloorGridHeight=efficientFloorGridHeight,
             align_grid = cupBase_settings[iCupBase_AlignGrid],
             margins=q);
-
-           //Screw and magnet covers required for efficient floor
-           if(hasCornerAttachments)
-             gridcopycorners(num_x, num_y, magnetPosition, box_corner_attachments_only)
+
+          //Screw magnet covers and Limit required for efficient floor
+          union(){
+            if(hasCornerAttachments)
+              gridcopycorners(num_x, num_y, magnetPosition, box_corner_attachments_only)
                 let(magnet_size=cupBase_settings[iCupBase_MagnetSize])
                 EfficientFloorAttachmentCaps(
                   grid_copy_corner_index = $gcci,
@@ -1407,9 +1411,18 @@ module basic_cavity(num_x, num_y, num_z,
                   //if magnet is captive, 
                   wall_thickness = 
                     ((cupBase_settings[iCupBase_NormalisedMagnetEasyRelease] == MagnetEasyRelease_inner && cupBase_settings[iCupBase_MagnetCaptiveHeight] == 0)
-                    || (cupBase_settings[iCupBase_MagnetEasyRelease] != MagnetEasyRelease_off && cupBase_settings[iCupBase_MagnetSideAccess]))
-                      ? wall_thickness*2
-                      : wall_thickness );
+                     || (cupBase_settings[iCupBase_MagnetEasyRelease] != MagnetEasyRelease_off && cupBase_settings[iCupBase_MagnetSideAccess]))
+                    ? wall_thickness*2
+                    : wall_thickness );
+
+              if(efficient_floor_limit != -1)
+                {
+                    efficient_floor_limit_height = efficient_floor_limit == -2 ? magnetCoverHeight + floor_thickness + 0.01 : efficient_floor_limit;
+                    cube([num_x*env_pitch().x,num_y*env_pitch().y, efficient_floor_limit_height]);
+
+
+                }
+           }
           }
         }
       }

modules/module_gridfinity_cup_base.scad

@@ -48,6 +48,7 @@ iCupBase_AlignGrid=17;
 iCupBase_MagnetSideAccess=18;
 iCupBase_MagnetCrushDepth=19;
 iCupBase_MagnetChamfer=20;
+iCupBase_EfficientFloorLimit=21;
 
 iCylinderDimension_Diameter=0;
 iCylinderDimension_Height=1;
@@ -108,7 +109,8 @@ function CupBaseSettings(
     magnetCrushDepth = 0,
     magnetChamfer = 0,
     alignGrid = ["near", "near"],
-    magnetSideAccess = false
+    magnetSideAccess = false,
+    efficientFloorLimit = -1
     ) = 
   let(
     magnetSize = 
@@ -147,13 +149,14 @@ function CupBaseSettings(
       alignGrid,
       magnetSideAccess,
       magnetCrushDepth,
-      magnetChamfer
+      magnetChamfer,
+      efficientFloorLimit
       ],
     validatedResult = ValidateCupBaseSettings(result)
   ) validatedResult;
 
 function ValidateCupBaseSettings(settings, num_x, num_y) =
-  assert(is_list(settings) && len(settings) == 21, typeerror_list("CupBase Settings", settings, 19))
+  assert(is_list(settings) && len(settings) == 22, typeerror_list("CupBase Settings", settings, 19))
   assert(is_list(settings[iCupBase_MagnetSize]) && len(settings[iCupBase_MagnetSize])==2, "CupBase Magnet Setting must be a list of length 2")
   assert(is_list(settings[iCupBase_CenterMagnetSize]) && len(settings[iCupBase_CenterMagnetSize])==2, "CenterMagnet Magnet Setting must be a list of length 2")
   assert(is_list(settings[iCupBase_ScrewSize]) && len(settings[iCupBase_ScrewSize])==2, "ScrewSize Magnet Setting must be a list of length 2")
@@ -168,6 +171,7 @@ function ValidateCupBaseSettings(settings, num_x, num_y) =
   assert(is_num(settings[iCupBase_MagnetCaptiveHeight]), "CupBase Magnet Captive height setting must a number")
   assert(is_list(settings[iCupBase_AlignGrid]) && len(settings[iCupBase_AlignGrid])==2, "CupBase AlignGrid Setting must be a list of length 2")
   assert(is_bool(settings[iCupBase_MagnetSideAccess]), "CupBase MagnetSideAccess Settings must be a boolean")
+  assert(is_num(settings[iCupBase_EfficientFloorLimit]), "CupBase EfficientFloorLimit Settings must be a number")
   [
       settings[iCupBase_MagnetSize],
       validateMagnetEasyRelease(settings[iCupBase_MagnetEasyRelease]),
@@ -189,5 +193,6 @@ function ValidateCupBaseSettings(settings, num_x, num_y) =
       settings[iCupBase_AlignGrid],
       settings[iCupBase_MagnetSideAccess],
       settings[iCupBase_MagnetCrushDepth],
-      settings[iCupBase_MagnetChamfer]
-      ];
+      settings[iCupBase_MagnetChamfer],
+      settings[iCupBase_EfficientFloorLimit]
+      ];