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Missing values, keep interpolation

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This commit is contained in:
benrubson 2016-10-16 00:29:15 +02:00
parent 04a276dc2c
commit 07bf4c0b82
1 changed files with 13 additions and 3 deletions
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16
public/vendor/flot/jquery.flot.stack.js vendored
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@ -92,7 +92,7 @@ charts or filled areas).
// ignore point
i += ps;
}
else if (j < otherpoints.length && qx == null && qy == null) {
else if (j < otherpoints.length && qx == null) {
// ignore point
j += otherps;
}
@ -111,7 +111,7 @@ charts or filled areas).
}
else {
// cases where we actually got two points
if (px == qx || qx == null) {
if (px == qx) {
// take the point from the current series and skip the previous' one
for (m = 0; m < ps; ++m)
newpoints.push(points[i + m]);
@ -127,7 +127,10 @@ charts or filled areas).
for (m = 0; m < ps; ++m)
newpoints.push(otherpoints[j + m]);
newpoints[l]=null;
// we might be able to interpolate
if (i > 0 && points[i - ps] != null)
newpoints[l + accumulateOffset] += py + (points[i - ps + accumulateOffset] - py) * (qx - px) / (points[i - ps + keyOffset] - px);
bottom = qy;
j += otherps;
@ -137,6 +140,13 @@ charts or filled areas).
for (m = 0; m < ps; ++m)
newpoints.push(points[i + m]);
// we might be able to interpolate a point below,
// this can give us a better y
if (j > 0 && otherpoints[j - otherps] != null)
bottom = qy + (otherpoints[j - otherps + accumulateOffset] - qy) * (px - qx) / (otherpoints[j - otherps + keyOffset] - qx);
newpoints[l + accumulateOffset] += bottom;
i += ps;
}
}