enable support detection for belt mode

notes.md

@@ -26,6 +26,7 @@
 * `B` multi-extruder rendering of raft fails to offset the rest of the print
 * `B` multi-extruder purge blocks fail to generate properly for rafts
 
+* `F` support pillar should conform to part
 * `F` more explicit line width control with ranges and min/max adaptive
 * `F` test outlining solid projected areas (internally)
 * `F` control for size of purge block (with 0=disabled)

src/dev/fdm/Creality.CR-30

@@ -73,9 +73,9 @@
         "sliceSupportOffset": 0.4,
         "sliceSupportGap": 1,
         "sliceSupportSize": 6,
-        "sliceSupportArea": 1,
+        "sliceSupportArea": 0.5,
         "sliceSupportExtra": 0,
-        "sliceSupportAngle": 50,
+        "sliceSupportAngle": 2,
         "sliceSupportNozzle": 0,
         "sliceSolidMinArea": 10,
         "sliceSolidLayers": 3,

src/kiri/init.js

@@ -1715,12 +1715,12 @@
             sliceSupportArea:    UC.newInput(LANG.sp_area_s, {title:LANG.sp_area_l, bound:UC.bound(0.0,200.0), convert:UC.toFloat, modes:FDM}),
             sliceSupportExtra:   UC.newInput(LANG.sp_xpnd_s, {title:LANG.sp_xpnd_l, bound:UC.bound(0.0,200.0), convert:UC.toFloat, modes:FDM}),
             fdmSep:              UC.newBlank({class:"pop-sep", modes:FDM}),
-            sliceSupportAngle:   UC.newInput(LANG.sp_angl_s, {title:LANG.sp_angl_l, bound:UC.bound(0.0,90.0), convert:UC.toFloat, modes:FDM, show:isNotBelt}),
+            sliceSupportAngle:   UC.newInput(LANG.sp_angl_s, {title:LANG.sp_angl_l, bound:UC.bound(0.0,90.0), convert:UC.toFloat, modes:FDM, xshow:isNotBelt}),
             sliceSupportEnable:  UC.newBoolean(LANG.sp_auto_s, onBooleanClick, {title:LANG.sp_auto_l, modes:FDM, show:isNotBelt}),
 
             sliceSupportGen:     UC.newRow([
                 UI.ssaGen = UC.newButton(LANG.sp_detect, onButtonClick, {class: "f-col grow a-center"})
-            ], { modes: FDM, class: "ext-buttons f-row grow", show:isNotBelt }),
+            ], { modes: FDM, class: "ext-buttons f-row grow", xshow:isNotBelt }),
             fdmSep:              UC.newBlank({class:"pop-sep", modes:FDM, show:isNotBelt}),
             sliceSupportManual: UC.newRow([
                 (UI.ssmAdd = UC.newButton(undefined, onButtonClick, {icon:'<i class="fas fa-plus"></i>'})),

src/kiri/main.js

@@ -2162,6 +2162,7 @@
         API.conf.save();
         let compare = sproc[mode][cproc[mode]];
         let same = true;
+        if (compare)
         for (let [key, val] of Object.entries(compare).filter(v => v[0] !== 'processName')) {
             let tval = process[key];
             // outputLoopLayers misbehaving and setting null on empty

src/mode/fdm/client.js

@@ -142,9 +142,10 @@
                 case api.ui.ssmAdd: return func.sadd();
                 case api.ui.ssmDun: return func.sdone();
                 case api.ui.ssmClr:
-                    return api.uc.confirm("clear supports?").then(ok => {
+                    // return api.uc.confirm("clear supports?").then(ok => {
-                        if (ok) func.sclear();
+                    //     if (ok) func.sclear();
-                    });
+                    // });
+                    func.sclear();
             }
         });
         api.event.on("fdm.supports.detect", func.sgen = () => {

src/mode/fdm/slice.js

@@ -1243,6 +1243,7 @@
     }
 
     FDM.supports = function(settings, widget) {
+        let isBelt = settings.device.bedBelt;
         let process = settings.process;
         let size = process.sliceSupportSize;
         let min = process.sliceSupportArea || 1;
@@ -1250,7 +1251,9 @@
         buf.setAttribute('position', new THREE.BufferAttribute(widget.vertices, 3));
         let mat = new THREE.MeshBasicMaterial();
         let geo = new THREE.Geometry().fromBufferGeometry(buf);
-        let angle = (Math.PI / 180) * settings.process.sliceSupportAngle;
+        let rad = (Math.PI / 180);
+        let deg = (180 / Math.PI);
+        let angle = rad * settings.process.sliceSupportAngle;
         let thresh = -Math.sin(angle);
         let dir = new THREE.Vector3(0,0,-1)
         let add = [];
@@ -1299,7 +1302,12 @@
                 point.added = true;
             }
         }
-        geo.faces.filter(f => f.normal.z < thresh).forEach(face => {
+        let filter = isBelt ? (f) => {
+            return f.normal.z < thresh && f.normal.y < -0.001;
+        } : (f) => {
+            return f.normal.z < thresh;
+        };
+        geo.faces.filter(filter).forEach(face => {
             let a = geo.vertices[face.a];
             let b = geo.vertices[face.b];
             let c = geo.vertices[face.c];