add expand option to pockets

src/kiri-mode/cam/client.js

@@ -1037,6 +1037,7 @@ CAM.init = function(kiri, api) {
         down:    'camPocketDown',
         rate:    'camPocketSpeed',
         plunge:  'camPocketPlunge',
+        expand:  'camPocketExpand'
     }).inputs = {
         tool:     UC.newSelect(LANG.cc_tool, {}, "tools"),
         sep:      UC.newBlank({class:"pop-sep"}),
@@ -1045,6 +1046,7 @@ CAM.init = function(kiri, api) {
         down:     UC.newInput(LANG.cc_sdwn_s, {title:LANG.cc_sdwn_l, convert:UC.toFloat, units:true}),
         rate:     UC.newInput(LANG.cc_feed_s, {title:LANG.cc_feed_l, convert:UC.toInt, units:true}),
         plunge:   UC.newInput(LANG.cc_plng_s, {title:LANG.cc_plng_l, convert:UC.toInt, units:true}),
+        expand:   UC.newInput(LANG.cp_xpnd_s, {title:LANG.cp_xpnd_l, convert:UC.toFloat, units:true}),
         sep:      UC.newBlank({class:"pop-sep"}),
         menu: UC.newRow([
             UC.newButton(undefined, func.surfaceAdd, {icon:'<i class="fas fa-plus"></i>'}),

src/kiri-mode/cam/driver.js

@@ -87,7 +87,7 @@ kiri.load(api => {
 
         CAM.surface_find = function(widget, faces) {
             CAM.surface_prep(widget);
-            return widget.tool.findConnectedSurface(faces, 0.1, 0.001);
+            return widget.tool.findConnectedSurface(faces, 0.1, 0.1);
         };
 
         kiri.worker.cam_surfaces = function(data, send) {

src/kiri-mode/cam/ops.js

@@ -924,7 +924,7 @@ class OpPocket extends CamOp {
 
     slice(progress) {
         let { op, state } = this;
-        let { tool, rate, down, plunge } = op;
+        let { tool, rate, down, plunge, expand } = op;
         let { settings, widget, sliceAll, zMax, zTop, zThru, tabs } = state;
         let { updateToolDiams, cutTabs, cutPolys, healPolys } = state;
         let { process, stock } = settings;
@@ -968,12 +968,13 @@ class OpPocket extends CamOp {
         }
         function clearZ(polys, z, down) {
             let zs = down ? base.util.lerp(zTop, z, down) : [ z ];
+            if (expand) polys = POLY.offset(polys, expand);
             for (let poly of polys) {
                 genShadows(zs);
                 for (let z of zs) {
                     let shadow = shadows[z];
                     let clip = [];
-                    POLY.subtract([poly], shadow, clip);
+                    POLY.subtract([ poly ], shadow, clip);
                     let slice = newSliceOut(z);
                     slice.camTrace = { tool, rate, plunge };
                     POLY.offset(clip, -toolOver, {

src/kiri/conf.js

@@ -498,6 +498,7 @@ const conf = exports({
                 camPocketDown: 1,
                 camPocketSpeed: 250,
                 camPocketPlunge: 200,
+                camPocketExpand: 0,
                 camDrillTool: 1000,
                 camDrillSpindle: 1000,
                 camDrillDownSpeed: 250,

web/kiri/lang/en.js

@@ -498,6 +498,10 @@ self.kiri.lang['en-us'] = {
     cu_type_s:      "type",
     cu_type_l:      ["clear = clear a closed-line pocket","follow = tool tip follows line","with offset option when closed"],
 
+    // CNC POCKET
+    cp_xpnd_s:      "expand",
+    cp_xpnd_l:      ["grow selected area to","encompass corners"],
+
     // CNC DRILLING
     cd_menu:        "drill",
     cd_axis:        "axis",