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checkpoint raft work

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This commit is contained in:
Stewart Allen 2018-01-14 21:49:45 -05:00
commit 65f5244d6d
3 changed files with 19 additions and 12 deletions
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25
js/kiri-driver-fdm.js
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@ -193,7 +193,8 @@ var gs_kiri_fdm = exports;
// create brim, skirt, raft if specificed in FDM mode (code shared by laser)
if (process.outputBrimCount || process.outputRaft) {
var brims = [];
var brims = [],
offset = process.outputBrimOffset || (process.outputRaft ? 4 : 0);
// compute first brim
widgets.forEach(function(widget) {
@ -204,7 +205,7 @@ var gs_kiri_fdm = exports;
});
// nest and offset tops
POLY.nest(tops).forEach(function(poly) {
poly.offset(-process.outputBrimOffset + nozzle / 2).forEach(function(brim) {
poly.offset(-offset + nozzle / 2).forEach(function(brim) {
brim.move(widget.mesh.position);
brims.push(brim);
});
@ -215,7 +216,7 @@ var gs_kiri_fdm = exports;
brims = POLY.union(brims);
// if brim is offset, the expand and shrink to cause brims to merge
if (process.outputBrimOffset && brims.length) {
if (offset && brims.length) {
var extra = process.sliceSupportExtra + 2;
brims = POLY.expand(brims, extra, 0, null, 1);
brims = POLY.expand(brims, -extra, 0, null, 1);
@ -226,9 +227,14 @@ var gs_kiri_fdm = exports;
var offset = newPoint(0,0,0),
height = nozzle;
// cause first point of raft to be used
printPoint = null;
var raft = function(height, angle, spacing, speed, extrude) {
var slice = kiri.newSlice(zoff + height / 2);
brims.forEach(function(brim) {
// use first point of first brim as start point
if (printPoint === null) printPoint = brim.first();
var t = slice.addTop(brim);
t.traces = [ brim ];
t.inner = POLY.expand(t.traces, -nozzle * 0.5, 0, null, 1);
@ -241,14 +247,15 @@ var gs_kiri_fdm = exports;
});
layerout.height = height;
output.append(layerout);
layerout = [];
zoff += height;
};
raft(nozzle/1, process.sliceFillAngle + 90, nozzle * 3.5, process.firstLayerRate / 3, 3.5);
raft(nozzle/1, process.sliceFillAngle + 90, nozzle * 3.5, process.firstLayerRate / 3, 3.5);
raft(nozzle/3, process.sliceFillAngle + 22.5, nozzle * 0.5, process.firstLayerRate / 1, 0.5);
raft(nozzle/3, process.sliceFillAngle + 22.5, nozzle * 0.5, process.firstLayerRate / 1, 0.5);
raft(nozzle/1, process.sliceFillAngle + 90, nozzle * 4.0, process.firstLayerRate / 3, 3.5);
// raft(nozzle/1, process.sliceFillAngle + 90, nozzle * 3.5, process.firstLayerRate / 3, 3.5);
raft(nozzle/3, process.sliceFillAngle + 22.5, nozzle * 0.6, process.firstLayerRate / 2, 0.5);
raft(nozzle/3, process.sliceFillAngle + 22.5, nozzle * 0.6, process.firstLayerRate / 2, 0.5);
// raise first layer off raft slightly to lessen adhesion
firstLayerHeight += nozzle / 6;
@ -332,7 +339,9 @@ var gs_kiri_fdm = exports;
layerout,
{
// wipe after last layer or between widgets
wipeAfter: (found > 1 && slices.length > 1) || (found === 1 && layer == maxLayers-1)
wipeAfter: (found > 1 && slices.length > 1) || (found === 1 && layer == maxLayers-1),
// only use first layer settings in the absence of a raft
first: closest.slice.index === 0 && !process.outputRaft
}
);
lastIndex = minidx;