add trace support for taper tip diameter and offset override

release.md

@@ -25,6 +25,8 @@ Full docs @ https://docs.grid.space/projects/kiri-moto
 * CAM update traces to async slicing, fix use with flip
 * CAM add threading support for all slicing ops
 * CAM add omit pocket option to outline op
+* CAM add trace support for taper tip diameter
+* CAM add trace offset override
 
 
 # Release 3.7 (2022-11-12)

src/kiri-mode/cam/client.js

@@ -1313,6 +1313,7 @@ CAM.init = function(kiri, api) {
         rate:    'camTraceSpeed',
         plunge:  'camTracePlunge',
         bottom:  'camTraceBottom',
+        offover: 'camTraceOffOver',
         select:  'camTraceMode'
     }).inputs = {
         tool:     UC.newSelect(LANG.cc_tool, {}, "tools"),
@@ -1327,6 +1328,7 @@ CAM.init = function(kiri, api) {
         step:     UC.newInput(LANG.cc_sovr_s, {title:LANG.cc_sovr_l, convert:UC.toFloat, bound:UC.bound(0.01,1.0), show:(op) => popOp.trace.rec.mode === "clear"}),
         down:     UC.newInput(LANG.cc_sdwn_s, {title:LANG.cc_sdwn_l, convert:UC.toFloat, units:true}),
         thru:     UC.newInput(LANG.cc_thru_s, {title:LANG.cc_thru_l, convert:UC.toFloat, units:true}),
+        offover:  UC.newInput(LANG.cc_offd_s, {title:LANG.cc_offd_l, convert:UC.toFloat, units:true, show:() => poppedRec.offset !== "none"}),
         sep:      UC.newBlank({class:"pop-sep", modes:MCAM, show:zBottom, poop:true }),
         bottom:   UC.newBoolean(LANG.cf_botm_s, undefined, {title:LANG.cf_botm_l, show:(op,conf) => conf.process.camZBottom}),
         sep:      UC.newBlank({class:"pop-sep"}),

src/kiri-mode/cam/ops.js

@@ -837,7 +837,7 @@ class OpTrace extends CamOp {
 
     async slice(progress) {
         let { op, state } = this;
-        let { tool, rate, down, plunge, offset, thru } = op;
+        let { tool, rate, down, plunge, offset, offover, thru } = op;
         let { settings, widget, addSlices, zMax, zTop, zThru, tabs } = state;
         let { updateToolDiams, cutTabs, cutPolys, healPolys, color } = state;
         let { process, stock } = settings;
@@ -848,8 +848,10 @@ class OpTrace extends CamOp {
         // generate tracing offsets from chosen features
         let sliceOut = this.sliceOut = [];
         let areas = op.areas[widget.id] || [];
-        let toolDiam = new CAM.Tool(settings, tool).fluteDiameter();
+        let camTool = new CAM.Tool(settings, tool);
+        let toolDiam = camTool.fluteDiameter();
         let toolOver = toolDiam * op.step;
+        let traceOffset = camTool.traceOffset()
         let cutdir = process.camConventional;
         let polys = [];
         let stockRect = stock.center && stock.x && stock.y ?
@@ -975,11 +977,13 @@ class OpTrace extends CamOp {
                     routed.push(poly);
                 });
                 for (let poly of POLY.nest(routed)) {
-                    let offdist = 0;
+                    let offdist = offover;
+                    if (!offdist)
                     switch (offset) {
-                        case "outside": offdist = toolDiam / 2; break;
-                        case "inside": offdist = -toolDiam / 2; break;
+                        case "outside": offdist = traceOffset; break;
+                        case "inside": offdist = -traceOffset; break;
                     }
+                    console.log({ offdist });
                     if (offdist) {
                         let pnew = POLY.offset([poly], offdist, { minArea: 0 });
                         if (pnew) {
@@ -1000,6 +1004,9 @@ class OpTrace extends CamOp {
                             followZ(pi.clone().setZ(z));
                         }
                     } else {
+                        if (thru) {
+                            pi.setZ(pi.getZ() - thru);
+                        }
                         followZ(pi);
                     }
                 }

src/kiri-mode/cam/tool.js

@@ -61,6 +61,10 @@ class Tool {
         return this.unitScale() * this.tool.taper_tip;
     }
 
+    traceOffset() {
+        return (this.isTaperMill() ? this.tipDiameter() : this.fluteDiameter()) / 2;
+    }
+
     shaftLength() {
         return this.unitScale() * this.tool.shaft_len;
     }

src/kiri/conf.js

@@ -506,6 +506,7 @@ const conf = exports({
                 camTraceThru: 0,
                 camTraceSpeed: 250,
                 camTracePlunge: 200,
+                camTraceOffOver: 0,
                 camTraceLines: false,
                 camTraceBottom: false,
                 camPocketSpindle: 1000,

src/kiri/consts.js

@@ -92,7 +92,7 @@ const LISTS = {
         { name: "clear" }
     ],
     traceoff: [
-        { name: "center" },
+        { name: "none" },
         { name: "inside" },
         { name: "outside" }
     ],

web/kiri/lang/en.js

@@ -448,6 +448,8 @@ self.kiri.lang['en-us'] = {
     cc_sdwn_l:      ["step down depth","for each pass","in workspace units","0 to disable"],
     cc_thru_s:      "cut thru",
     cc_thru_l:      ["additional cut depth below trace bottom"],
+    cc_offd_s:      "offset",
+    cc_offd_l:      ["overrides default offset distance (which is the tool radius) when set to any value but zero"],
     cc_feed_s:      "feed rate",
     cc_feed_l:      ["max cutting speed in","workspace units / minute"],
     cc_plng_s:      "plunge rate",