two finish segs

modules/processes/mill/raster/3D

@@ -306,7 +306,7 @@ function calculate_path_worker() {
       var stepover = evt.data.stepover
       var mmunits = evt.data.mmunits
       var step = Math.floor(stepover*diameter*w/(mmunits*(xmax-xmin)))
-      var path = [[]]
+      var path = []
       //
       // construct tool offset
       //
@@ -325,10 +325,11 @@ function calculate_path_worker() {
       // xz
       //
       if (evt.data.xz) {
+         path.push([])
          var xstart = 0
          var ystart = h-1
          var zstart = Math.floor((map[ystart*w+xstart]-zmax)*w/(xmax-xmin))
-         path[0].push([xstart,h-1-ystart,zstart])
+         path[path.length-1].push([xstart,h-1-ystart,zstart])
          var xcur = 1
          var ycur = h-1
          var zcur = Math.floor((map[ycur*w+xcur]-zmax)*w/(xmax-xmin))
@@ -377,7 +378,7 @@ function calculate_path_worker() {
             nznext = dznext/dnext
             dot = nxcur*nxnext+nycur*nynext+nzcur*nznext
             if (dot <= (1-error)) {
-               path[0].push([xcur,h-1-ycur,zcur])
+               path[path.length-1].push([xcur,h-1-ycur,zcur])
                xstart = xcur
                ystart = ycur
                zstart = zcur
@@ -415,10 +416,11 @@ function calculate_path_worker() {
       // yz
       //
       if (evt.data.yz) {
+         path.push([])
          var xstart = w-1
          var ystart = 0
          var zstart = Math.floor((map[ystart*w+xstart]-zmax)*w/(xmax-xmin))
-         path[0].push([xstart,h-1-ystart,zstart])
+         path[path.length-1].push([xstart,h-1-ystart,zstart])
          var xcur = w-1
          var ycur = 1
          var zcur = Math.floor((map[ycur*w+xcur]-zmax)*w/(xmax-xmin))
@@ -467,7 +469,7 @@ function calculate_path_worker() {
             nznext = dznext/dnext
             dot = nxcur*nxnext+nycur*nynext+nzcur*nznext
             if (dot <= (1-error)) {
-               path[0].push([xcur,h-1-ycur,zcur])
+               path[path.length-1].push([xcur,h-1-ycur,zcur])
                xstart = xcur
                ystart = ycur
                zstart = zcur