clear traces on widget modified

notes.md

@@ -2,8 +2,6 @@
 
 ## 2.4 roadmap
 * `cnc`
-* - tracing (chamfer, engrave)
-* - auto feature detection (slicing)
 * - compute tolerance from animesh when set to 0
 * `laser`
 * - drag knife support

src/mode/cam/client.js

@@ -237,11 +237,16 @@
             func.tabDone();
             alert = api.show.alert("analyzing parts...");
             traceOn = true;
-            KIRI.client.traces(() => {
+            KIRI.client.traces((ids) => {
                 api.hide.alert(alert);
                 alert = api.show.alert("[esc] key cancels trace editing");
                 KIRI.api.widgets.opacity(0.5);
                 KIRI.api.widgets.for(widget => {
+                    if (ids.indexOf(widget.id) >= 0) {
+                        console.log('clear_traces', widget.id);
+                        clearTraces(widget);
+                        widget.trace_stack = null;
+                    }
                     if (widget.trace_stack) {
                         widget.adds.appendAll(widget.trace_stack.meshes);
                         widget.trace_stack.show();

src/mode/cam/driver.js

@@ -30,11 +30,13 @@
                 let settings = API.conf.get();
                 let widgets = API.widgets.map();
                 send("traces", { settings }, output => {
+                    let ids = [];
                     KIRI.codec.decode(output).forEach(rec => {
+                        ids.push(rec.id);
                         widgets[rec.id].traces = rec.traces;
                         // widgets[rec.id].sindex = rec.sindex;
                     });
-                    ondone(true);
+                    ondone(ids);
                 });
             };