add 'avoid gaps' output option

src/kiri/conf.js

@@ -373,6 +373,7 @@
                     outputCoastDist: 0,
                     outputPurgeTower: true,
                     outputBeltFirst: false,
+                    outputAvoidGaps: true,
                     outputLayerRetract: false,
                     outputOriginCenter: true,
                     outputLoops: 0,

src/kiri/init.js

@@ -1851,6 +1851,7 @@
             sliceLayerStart:     UC.newSelect(LANG.sl_strt_s, {title:LANG.sl_strt_l, modes:FDM}, "start"),
             fdmSep:              UC.newBlank({class:"pop-sep", modes:FDM}),
             outputLayerRetract:  UC.newBoolean(LANG.ad_lret_s, onBooleanClick, {title:LANG.ad_lret_l, modes:FDM}),
+            outputAvoidGaps:     UC.newBoolean(LANG.ad_agap_s, onBooleanClick, {title:LANG.ad_agap_l, modes:FDM}),
             outputBeltFirst:     UC.newBoolean(LANG.ad_lbir_s, onBooleanClick, {title:LANG.ad_lbir_l, show: isBelt, modes:FDM}),
             camConventional:     UC.newBoolean(LANG.ou_conv_s, onBooleanClick, {title:LANG.ou_conv_l, modes:CAM}),
             camEaseDown:         UC.newBoolean(LANG.cr_ease_s, onBooleanClick, {title:LANG.cr_ease_l, modes:CAM}),

src/kiri/print.js

@@ -590,7 +590,7 @@
                 });
             });
             // if intersecting, look for a route around
-            if (int && opt.danger) {
+            if (int && opt.routeAround) {
                 return !routeAround(p1, p2);
             }
             return int;

src/mode/fdm/prepare.js

@@ -393,6 +393,7 @@
                     offset,
                     layerout,
                     {
+                        routeAround: process.outputAvoidGaps,
                         seedPoint: printPoint.sub(offset),
                         danger: isDanger,
                         params, // range parameters