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scale layer output, faster data copy with slider

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This commit is contained in:
Stewart Allen 2020-04-14 09:49:41 -04:00
commit e0f3f7acc7
3 changed files with 18 additions and 7 deletions
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20
js/kiri-driver-sla.js
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@ -97,7 +97,9 @@ let gs_kiri_sla = exports;
width = 2560,
height = 1440,
width2 = width/2,
height2 = height/2;
height2 = height/2,
scaleX = width / device.bedWidth,
scaleY = height / device.bedDepth;
widgets.forEach(widget => {
layermax = Math.max(widget.slices.length);
@ -115,9 +117,9 @@ let gs_kiri_sla = exports;
ctx.beginPath();
poly.forEachPoint((p,i) => {
if (i === 0) {
ctx.moveTo(p.x + width2, p.y + height2);
ctx.moveTo(p.x * scaleX + width2, p.y * scaleY + height2);
} else {
ctx.lineTo(p.x + width2, p.y + height2);
ctx.lineTo(p.x * scaleX + width2, p.y * scaleY + height2);
}
}, true);
ctx.fill();
@ -206,14 +208,20 @@ let gs_kiri_sla = exports;
let canvas = $('print-canvas');
let ctx = canvas.getContext('2d');
let img = ctx.createImageData(done.width, done.height);
let imgDV = new DataView(img.data.buffer);
// canvas.setAttribute('width', done.width/2);
// canvas.setAttribute('height', done.height/2);
let range = $('print-range');
range.value = 0;
range.min = 0;
range.max = lines.length;
range.max = lines.length - 1;
range.oninput = function() {
console.log(range.value);
lines[range.value].forEach((v,i) => img.data[i] = v);
let lineDV = new DataView(lines[range.value].buffer);
for (let i=0; i<lineDV.byteLength; i+=4) {
imgDV.setUint32(i, lineDV.getUint32(i));
}
ctx.putImageData(img,0,0);
};

2
web/kiri/output-sla.html
View file

@ -19,5 +19,5 @@
<div class="print-sel">
<canvas id="print-canvas" width="2560" height="1440"></canvas>
<input id="print-range" type="range" width="100%">
<input id="print-range" type="range">
</div>

3
web/kiri/style.css
View file

@ -270,6 +270,9 @@ input[type=range]::-moz-focus-outer {
.print-sel th {
text-align: right !important;
}
#print-range {
width: 90%;
}
#print .print-sel:hover {
border: 1px solid #555;
}