de72192f23
The new maptracer provides a timeline visualization of the maps logged with --trace-maps. Cq-Include-Trybots: master.tryserver.chromium.linux:linux_chromium_rel_ng Change-Id: I896d677e1d28ceb7b94e29139d25c1476c8ce157 Reviewed-on: https://chromium-review.googlesource.com/664719 Reviewed-by: Mathias Bynens <mathias@chromium.org> Commit-Queue: Camillo Bruni <cbruni@chromium.org> Cr-Commit-Position: refs/heads/master@{#50158}
1255 lines
33 KiB
HTML
1255 lines
33 KiB
HTML
<!DOCTYPE html>
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<html>
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<!--
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Copyright 2017 the V8 project authors. All rights reserved. Use of this source
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code is governed by a BSD-style license that can be found in the LICENSE file.
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-->
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<head>
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<meta charset="UTF-8">
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<style>
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html, body {
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font-family: sans-serif;
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padding: 0px;
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margin: 0px;
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}
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h1, h2, h3, section {
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padding-left: 15px;
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}
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#stats table {
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display: inline-block;
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padding-right: 50px;
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}
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#stats .transitionTable {
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max-height: 200px;
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overflow-y: scroll;
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}
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#timeline {
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position: relative;
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height: 300px;
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overflow-y: hidden;
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overflow-x: scroll;
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user-select: none;
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}
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#timelineChunks {
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height: 250px;
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position: absolute;
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margin-right: 100px;
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}
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#timelineCanvas {
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height: 250px;
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position: relative;
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overflow: visible;
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pointer-events: none;
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}
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.chunk {
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width: 6px;
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border: 0px white solid;
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border-width: 0 2px 0 2px;
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position: absolute;
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background-size: 100% 100%;
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image-rendering: pixelated;
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bottom: 0px;
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}
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.timestamp {
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height: 250px;
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width: 100px;
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border-left: 1px black dashed;
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padding-left: 4px;
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position: absolute;
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pointer-events: none;
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font-size: 10px;
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opacity: 0.5;
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}
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#timelineOverview {
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width: 100%;
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height: 50px;
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position: relative;
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margin-top: -50px;
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margin-bottom: 10px;
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background-size: 100% 100%;
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border: 1px black solid;
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border-width: 1px 0 1px 0;
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overflow: hidden;
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}
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#timelineOverviewIndicator {
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height: 100%;
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position: absolute;
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box-shadow: 0px 2px 20px -5px black inset;
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top: 0px;
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cursor: ew-resize;
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}
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#timelineOverviewIndicator .leftMask,
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#timelineOverviewIndicator .rightMask {
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background-color: rgba(200, 200, 200, 0.5);
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width: 10000px;
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height: 100%;
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position: absolute;
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top: 0px;
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}
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#timelineOverviewIndicator .leftMask {
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right: 100%;
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}
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#timelineOverviewIndicator .rightMask {
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left: 100%;
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}
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#mapDetails {
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font-family: monospace;
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white-space: pre;
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}
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#transitionView {
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overflow-x: scroll;
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white-space: nowrap;
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min-height: 50px;
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max-height: 200px;
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padding: 50px 0 0 0;
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margin-top: -25px;
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width: 100%;
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}
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.map {
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width: 20px;
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height: 20px;
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display: inline-block;
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border-radius: 50%;
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background-color: black;
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border: 4px solid white;
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font-size: 10px;
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text-align: center;
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line-height: 18px;
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color: white;
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vertical-align: top;
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margin-top: -13px;
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/* raise z-index */
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position: relative;
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z-index: 2;
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cursor: pointer;
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}
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.map.selected {
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border-color: black;
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}
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.transitions {
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display: inline-block;
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margin-left: -15px;
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}
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.transition {
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min-height: 55px;
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margin: 0 0 -2px 2px;
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}
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/* gray out deprecated transitions */
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.deprecated > .transitionEdge,
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.deprecated > .map {
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opacity: 0.5;
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}
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.deprecated > .transition {
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border-color: rgba(0, 0, 0, 0.5);
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}
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/* Show a border for all but the first transition */
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.transition:nth-of-type(2),
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.transition:nth-last-of-type(n+2) {
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border-left: 2px solid;
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margin-left: 0px;
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}
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/* special case for 2 transitions */
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.transition:nth-last-of-type(1) {
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border-left: none;
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}
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/* topmost transitions are not related */
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#transitionView > .transition {
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border-left: none;
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}
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/* topmost transition edge needs initial offset to be aligned */
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#transitionView > .transition > .transitionEdge {
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margin-left: 13px;
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}
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.transitionEdge {
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height: 2px;
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width: 80px;
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display: inline-block;
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margin: 0 0 2px 0;
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background-color: black;
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vertical-align: top;
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padding-left: 15px;
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}
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.transitionLabel {
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color: black;
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transform: rotate(-15deg);
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transform-origin: top left;
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margin-top: -10px;
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font-size: 10px;
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white-space: normal;
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word-break: break-all;
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background-color: rgba(255,255,255,0.5);
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}
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.red {
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background-color: red;
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}
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.green {
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background-color: green;
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}
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.yellow {
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background-color: yellow;
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color: black;
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}
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.blue {
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background-color: blue;
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}
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.orange {
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background-color: orange;
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}
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.violet {
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background-color: violet;
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color: black;
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}
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.showSubtransitions {
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width: 0;
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height: 0;
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border-left: 6px solid transparent;
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border-right: 6px solid transparent;
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border-top: 10px solid black;
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cursor: zoom-in;
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margin: 4px 0 0 4px;
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}
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.showSubtransitions.opened {
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border-top: none;
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border-bottom: 10px solid black;
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cursor: zoom-out;
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}
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#tooltip {
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position: absolute;
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width: 10px;
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height: 10px;
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background-color: red;
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pointer-events: none;
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z-index: 100;
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display: none;
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}
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</style>
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<script src="./splaytree.js"></script>
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<script src="./codemap.js"></script>
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<script src="./csvparser.js"></script>
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<script src="./consarray.js"></script>
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<script src="./profile.js"></script>
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<script src="./profile_view.js"></script>
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<script src="./logreader.js"></script>
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<script src="./SourceMap.js"></script>
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<script src="./arguments.js"></script>
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<script src="./map-processor.js"></script>
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<script>
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"use strict"
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// =========================================================================
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const kChunkHeight = 250;
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const kChunkWidth = 10;
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class State {
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constructor() {
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this._nofChunks = 400;
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this._map = undefined;
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this._timeline = undefined;
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this._chunks = undefined;
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this._view = new View(this);
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this._navigation = new Navigation(this, this.view);
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}
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get timeline() { return this._timeline }
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set timeline(value) {
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this._timeline = value;
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this.updateChunks();
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this.view.updateTimeline();
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this.view.updateStats();
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}
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get chunks() { return this._chunks }
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get nofChunks() { return this._nofChunks }
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set nofChunks(count) {
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this._nofChunks = count;
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this.updateChunks();
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this.view.updateTimeline();
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}
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get view() { return this._view }
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get navigation() { return this._navigation }
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get map() { return this._map }
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set map(value) {
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this._map = value;
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this._navigation.updateUrl();
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this.view.updateMapDetails();
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this.view.redraw();
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}
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updateChunks() {
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this._chunks = this._timeline.chunks(this._nofChunks);
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}
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get entries() {
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if (!this.map) return {};
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return {
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map: this.map.id,
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time: this.map.time
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}
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}
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}
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// =========================================================================
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// DOM Helper
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function $(id) {
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return document.getElementById(id)
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}
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function removeAllChildren(node) {
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while (node.lastChild) {
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node.removeChild(node.lastChild);
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}
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}
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function selectOption(select, match) {
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let options = select.options;
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for (let i = 0; i < options.length; i++) {
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if (match(i, options[i])) {
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select.selectedIndex = i;
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return;
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}
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}
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}
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function div(classes) {
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let node = document.createElement('div');
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if (classes !== void 0) {
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if (typeof classes == "string") {
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node.classList.add(classes);
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} else {
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classes.forEach(cls => node.classList.add(cls));
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}
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}
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return node;
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}
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function table(className) {
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let node = document.createElement("table")
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if (className) node.classList.add(className)
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return node;
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}
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function td(text) {
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let node = document.createElement("td");
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node.innerText = text;
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return node;
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}
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function tr() {
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let node = document.createElement("tr");
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return node;
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}
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function define(prototype, name, fn) {
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Object.defineProperty(prototype, name, {value:fn, enumerable:false});
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}
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define(Array.prototype, "max", function(fn) {
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if (this.length == 0) return undefined;
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if (fn == undefined) fn = (each) => each;
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let max = fn(this[0]);
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for (let i = 1; i < this.length; i++) {
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max = Math.max(max, fn(this[i]));
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}
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return max;
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})
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define(Array.prototype, "histogram", function(mapFn) {
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let histogram = [];
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for (let i = 0; i < this.length; i++) {
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let value = this[i];
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let index = Math.round(mapFn(value))
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let bucket = histogram[index];
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if (bucket !== undefined) {
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bucket.push(value);
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} else {
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histogram[index] = [value];
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}
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}
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for (let i = 0; i < histogram.length; i++) {
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histogram[i] = histogram[i] || [];
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}
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return histogram;
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});
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define(Array.prototype, "first", function() { return this[0] });
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define(Array.prototype, "last", function() { return this[this.length - 1] });
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// =========================================================================
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// EventHandlers
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function handleBodyLoad() {
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let upload = $('uploadInput');
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upload.onclick = (e) => { e.target.value = null };
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upload.onchange = (e) => { handleLoadFile(e.target) };
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upload.focus();
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document.state = new State();
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$("transitionView").addEventListener("mousemove", e => {
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let tooltip = $("tooltip");
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tooltip.style.left = e.pageX + "px";
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tooltip.style.top = e.pageY + "px";
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let map = e.target.map;
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if (map) {
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$("tooltipContents").innerText = map.description.join("\n");
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}
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});
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}
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function handleLoadFile(upload) {
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let files = upload.files;
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let file = files[0];
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let reader = new FileReader();
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reader.onload = function(evt) {
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handleLoadText(this.result);
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}
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reader.readAsText(file);
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}
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function handleLoadText(text) {
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let mapProcessor = new MapProcessor();
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document.state.timeline = mapProcessor.processString(text);
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}
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function handleKeyDown(event) {
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let nav = document.state.navigation;
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switch(event.key) {
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case "ArrowUp":
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event.preventDefault();
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if (event.shiftKey) {
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nav.selectPrevEdge();
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} else {
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nav.moveInChunk(-1);
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}
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return false;
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case "ArrowDown":
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event.preventDefault();
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if (event.shiftKey) {
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nav.selectNextEdge();
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} else {
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nav.moveInChunk(1);
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}
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return false;
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case "ArrowLeft":
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nav.moveInChunks(false);
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break;
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case "ArrowRight":
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nav.moveInChunks(true);
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break;
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case "+":
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nav.increaseTimelineResolution();
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break;
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case "-":
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nav.decreaseTimelineResolution();
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break;
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}
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};
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document.onkeydown = handleKeyDown;
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function handleTimelineIndicatorMove(event) {
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if (event.buttons == 0) return;
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let timelineTotalWidth = $("timelineCanvas").offsetWidth;
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let factor = $("timelineOverview").offsetWidth / timelineTotalWidth;
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$("timeline").scrollLeft += event.movementX / factor;
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}
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// =========================================================================
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Object.defineProperty(Edge.prototype, 'getColor', { value:function() {
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return transitionTypeToColor(this.type);
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}});
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class Navigation {
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constructor(state, view) {
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this.state = state;
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this.view = view;
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}
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get map() { return this.state.map }
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set map(value) { this.state.map = value }
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get chunks() { return this.state.chunks }
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increaseTimelineResolution() {
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this.state.nofChunks *= 1.5;
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}
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decreaseTimelineResolution() {
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this.state.nofChunks /= 1.5;
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}
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selectNextEdge() {
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if (!this.map) return;
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if (this.map.children.length != 1) return;
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this.map = this.map.children[0].to;
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}
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selectPrevEdge() {
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if (!this.map) return;
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if (!this.map.parent()) return;
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this.map = this.map.parent();
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}
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selectDefaultMap() {
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this.map = this.chunks[0].at(0);
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}
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moveInChunks(next) {
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if (!this.map) return this.selectDefaultMap();
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let chunkIndex = this.map.chunkIndex(this.chunks);
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let chunk = this.chunks[chunkIndex];
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let index = chunk.indexOf(this.map);
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if (next) {
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chunk = chunk.next(this.chunks);
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} else {
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chunk = chunk.prev(this.chunks);
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}
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if (!chunk) return;
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index = Math.min(index, chunk.size()-1);
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this.map = chunk.at(index);
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}
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moveInChunk(delta) {
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if (!this.map) return this.selectDefaultMap();
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let chunkIndex = this.map.chunkIndex(this.chunks)
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let chunk = this.chunks[chunkIndex];
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let index = chunk.indexOf(this.map) + delta;
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let map;
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if (index < 0) {
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map = chunk.prev(this.chunks).last();
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} else if (index >= chunk.size()) {
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map = chunk.next(this.chunks).first()
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} else {
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map = chunk.at(index);
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}
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this.map = map;
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}
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updateUrl() {
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let entries = this.state.entries;
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let params = new URLSearchParams(entries);
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window.history.pushState(entries, "", "?" + params.toString());
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}
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}
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class View {
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constructor(state) {
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this.state = state;
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setInterval(this.updateOverviewWindow, 50);
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this.backgroundCanvas = document.createElement("canvas");
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this.transitionView = new TransitionView(state, $("transitionView"));
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this.statsView = new StatsView(state, $("stats"));
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this.isLocked = false;
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}
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get chunks() { return this.state.chunks }
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get timeline() { return this.state.timeline }
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get map() { return this.state.map }
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updateStats() {
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this.statsView.update();
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}
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updateMapDetails() {
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let details = "";
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if (this.map) {
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details += "ID: " + this.map.id;
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details += "\n" + this.map.description;
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}
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$("mapDetails").innerText = details;
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this.transitionView.showMap(this.map);
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}
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updateTimeline() {
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let chunksNode = $("timelineChunks");
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removeAllChildren(chunksNode);
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let chunks = this.chunks;
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let max = chunks.max(each => each.size());
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let start = this.timeline.startTime;
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let end = this.timeline.endTime;
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let duration = end - start;
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const timeToPixel = chunks.length * kChunkWidth / duration;
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let addTimestamp = (time, name) => {
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let timeNode = div("timestamp");
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timeNode.innerText = name;
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timeNode.style.left = ((time-start) * timeToPixel) + "px";
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chunksNode.appendChild(timeNode);
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};
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for (let i = 0; i < chunks.length; i++) {
|
|
let chunk = chunks[i];
|
|
let height = (chunk.size() / max * kChunkHeight);
|
|
chunk.height = height;
|
|
if (chunk.isEmpty()) continue;
|
|
let node = div();
|
|
node.className = "chunk";
|
|
node.style.left = (i * kChunkWidth) + "px";
|
|
node.style.height = height + "px";
|
|
node.chunk = chunk;
|
|
node.addEventListener("mousemove", e => this.handleChunkMouseMove(e));
|
|
node.addEventListener("click", e => this.handleChunkClick(e));
|
|
node.addEventListener("dblclick", e => this.handleChunkDoubleClick(e));
|
|
this.setTimelineChunkBackground(chunk, node);
|
|
chunksNode.appendChild(node);
|
|
chunk.markers.forEach(marker => addTimestamp(marker.time, marker.name));
|
|
}
|
|
// Put a time marker roughly every 20 chunks.
|
|
let expected = duration / chunks.length * 20;
|
|
let interval = (10 ** Math.floor(Math.log10(expected)));
|
|
let correction = Math.log10(expected / interval);
|
|
correction = (correction < 0.33) ? 1 : (correction < 0.75) ? 2.5 : 5;
|
|
interval *= correction;
|
|
|
|
let time = start;
|
|
while (time < end) {
|
|
addTimestamp(time, ((time-start) / 1000) + " ms");
|
|
time += interval;
|
|
}
|
|
this.drawOverview();
|
|
this.drawHistograms();
|
|
this.redraw();
|
|
}
|
|
|
|
handleChunkMouseMove(event) {
|
|
if (this.isLocked) return false;
|
|
let chunk = event.target.chunk;
|
|
if (!chunk) return;
|
|
// topmost map (at chunk.height) == map #0.
|
|
let relativeIndex =
|
|
Math.round(event.layerY / event.target.offsetHeight * chunk.size());
|
|
let map = chunk.at(relativeIndex);
|
|
this.state.map = map;
|
|
}
|
|
|
|
handleChunkClick(event) {
|
|
this.isLocked = !this.isLocked;
|
|
}
|
|
|
|
handleChunkDoubleClick(event) {
|
|
this.isLocked = true;
|
|
let chunk = event.target.chunk;
|
|
if (!chunk) return;
|
|
this.transitionView.showMaps(chunk.getUniqueTransitions());
|
|
}
|
|
|
|
setTimelineChunkBackground(chunk, node) {
|
|
// Render the types of transitions as bar charts
|
|
const kHeight = chunk.height;
|
|
const kWidth = 1;
|
|
this.backgroundCanvas.width = kWidth;
|
|
this.backgroundCanvas.height = kHeight;
|
|
let ctx = this.backgroundCanvas.getContext("2d");
|
|
ctx.clearRect(0, 0, kWidth, kHeight);
|
|
let y = 0;
|
|
let total = chunk.size();
|
|
let type, count;
|
|
if (true) {
|
|
chunk.getTransitionBreakdown().forEach(([type, count]) => {
|
|
ctx.fillStyle = transitionTypeToColor(type);
|
|
let height = count / total * kHeight;
|
|
ctx.fillRect(0, y, kWidth, y + height);
|
|
y += height;
|
|
});
|
|
} else {
|
|
chunk.items.forEach(map => {
|
|
ctx.fillStyle = transitionTypeToColor(map.getType());
|
|
let y = chunk.yOffset(map);
|
|
ctx.fillRect(0, y, kWidth, y + 1);
|
|
});
|
|
}
|
|
|
|
let imageData = this.backgroundCanvas.toDataURL("image/png");
|
|
node.style.backgroundImage = "url(" + imageData + ")";
|
|
}
|
|
|
|
updateOverviewWindow() {
|
|
let indicator = $("timelineOverviewIndicator");
|
|
let totalIndicatorWidth = $("timelineOverview").offsetWidth;
|
|
let div = $("timeline");
|
|
let timelineTotalWidth = $("timelineCanvas").offsetWidth;
|
|
let factor = $("timelineOverview").offsetWidth / timelineTotalWidth;
|
|
let width = div.offsetWidth * factor;
|
|
let left = div.scrollLeft * factor;
|
|
indicator.style.width = width + "px";
|
|
indicator.style.left = left + "px";
|
|
}
|
|
|
|
drawOverview() {
|
|
const height = 50;
|
|
const kFactor = 2;
|
|
let canvas = this.backgroundCanvas;
|
|
canvas.height = height;
|
|
canvas.width = window.innerWidth;
|
|
let ctx = canvas.getContext("2d");
|
|
|
|
let chunks = this.state.timeline.chunkSizes(canvas.width * kFactor);
|
|
let max = chunks.max();
|
|
|
|
ctx.clearRect(0, 0, canvas.width, height);
|
|
ctx.strokeStyle = "black";
|
|
ctx.fillStyle = "black";
|
|
ctx.beginPath();
|
|
ctx.moveTo(0,height);
|
|
for (let i = 0; i < chunks.length; i++) {
|
|
ctx.lineTo(i/kFactor, height - chunks[i]/max * height);
|
|
}
|
|
ctx.lineTo(chunks.length, height);
|
|
ctx.stroke();
|
|
ctx.closePath();
|
|
ctx.fill();
|
|
let imageData = canvas.toDataURL("image/png");
|
|
$("timelineOverview").style.backgroundImage = "url(" + imageData + ")";
|
|
}
|
|
|
|
drawHistograms() {
|
|
$("mapsDepthHistogram").histogram = this.timeline.depthHistogram();
|
|
$("mapsFanOutHistogram").histogram = this.timeline.fanOutHistogram();
|
|
}
|
|
|
|
drawMapsDepthHistogram() {
|
|
let canvas = $("mapsDepthCanvas");
|
|
let histogram = this.timeline.depthHistogram();
|
|
this.drawHistogram(canvas, histogram, true);
|
|
}
|
|
|
|
drawMapsFanOutHistogram() {
|
|
let canvas = $("mapsFanOutCanvas");
|
|
let histogram = this.timeline.fanOutHistogram();
|
|
this.drawHistogram(canvas, histogram, true, true);
|
|
}
|
|
|
|
drawHistogram(canvas, histogram, logScaleX=false, logScaleY=false) {
|
|
let ctx = canvas.getContext("2d");
|
|
let yMax = histogram.max(each => each.length);
|
|
if (logScaleY) yMax = Math.log(yMax);
|
|
let xMax = histogram.length;
|
|
if (logScaleX) xMax = Math.log(xMax);
|
|
ctx.clearRect(0, 0, canvas.width, canvas.height);
|
|
ctx.beginPath();
|
|
ctx.moveTo(0,canvas.height);
|
|
for (let i = 0; i < histogram.length; i++) {
|
|
let x = i;
|
|
if (logScaleX) x = Math.log(x);
|
|
x = x / xMax * canvas.width;
|
|
let bucketLength = histogram[i].length;
|
|
if (logScaleY) bucketLength = Math.log(bucketLength);
|
|
let y = (1 - bucketLength / yMax) * canvas.height;
|
|
ctx.lineTo(x, y);
|
|
}
|
|
ctx.lineTo(canvas.width, canvas.height);
|
|
ctx.closePath;
|
|
ctx.stroke();
|
|
ctx.fill();
|
|
}
|
|
|
|
redraw() {
|
|
let canvas= $("timelineCanvas");
|
|
canvas.width = (this.chunks.length+1) * kChunkWidth;
|
|
canvas.height = kChunkHeight;
|
|
let ctx = canvas.getContext("2d");
|
|
ctx.clearRect(0, 0, canvas.width, kChunkHeight);
|
|
if (!this.state.map) return;
|
|
this.drawEdges(ctx);
|
|
}
|
|
|
|
setMapStyle(map, ctx) {
|
|
ctx.fillStyle = map.edge && map.edge.from ? "black" : "green";
|
|
}
|
|
|
|
setEdgeStyle(edge, ctx) {
|
|
let color = edge.getColor();
|
|
ctx.strokeStyle = color;
|
|
ctx.fillStyle = color;
|
|
}
|
|
|
|
markMap(ctx, map) {
|
|
let [x, y] = map.position(this.state.chunks);
|
|
ctx.beginPath();
|
|
this.setMapStyle(map, ctx);
|
|
ctx.arc(x, y, 3, 0, 2 * Math.PI);
|
|
ctx.fill();
|
|
ctx.beginPath();
|
|
ctx.fillStyle = "white";
|
|
ctx.arc(x, y, 2, 0, 2 * Math.PI);
|
|
ctx.fill();
|
|
}
|
|
|
|
markSelectedMap(ctx, map) {
|
|
let [x, y] = map.position(this.state.chunks);
|
|
ctx.beginPath();
|
|
this.setMapStyle(map, ctx);
|
|
ctx.arc(x, y, 6, 0, 2 * Math.PI);
|
|
ctx.stroke();
|
|
}
|
|
|
|
drawEdges(ctx) {
|
|
// Draw the trace of maps in reverse order to make sure the outgoing
|
|
// transitions of previous maps aren't drawn over.
|
|
const kMaxOutgoingEdges = 100;
|
|
let nofEdges = 0;
|
|
let stack = [];
|
|
let current = this.state.map;
|
|
while (current && nofEdges < kMaxOutgoingEdges) {
|
|
nofEdges += current.children.length;
|
|
stack.push(current);
|
|
current = current.parent();
|
|
}
|
|
ctx.save();
|
|
this.drawOutgoingEdges(ctx, this.state.map, 3);
|
|
ctx.restore();
|
|
|
|
let labelOffset = 15;
|
|
let xPrev = 0;
|
|
while (current = stack.pop()) {
|
|
if (current.edge) {
|
|
this.setEdgeStyle(current.edge, ctx);
|
|
let [xTo, yTo] = this.drawEdge(ctx, current.edge, true, labelOffset);
|
|
if (xTo == xPrev) {
|
|
labelOffset += 8;
|
|
} else {
|
|
labelOffset = 15
|
|
}
|
|
xPrev = xTo;
|
|
}
|
|
this.markMap(ctx, current);
|
|
current = current.parent();
|
|
ctx.save();
|
|
// this.drawOutgoingEdges(ctx, current, 1);
|
|
ctx.restore();
|
|
}
|
|
// Mark selected map
|
|
this.markSelectedMap(ctx, this.state.map);
|
|
}
|
|
|
|
drawEdge(ctx, edge, showLabel=true, labelOffset=20) {
|
|
if (!edge.from || !edge.to) return [-1, -1];
|
|
let [xFrom, yFrom] = edge.from.position(this.chunks);
|
|
let [xTo, yTo] = edge.to.position(this.chunks);
|
|
let sameChunk = xTo == xFrom;
|
|
if (sameChunk) labelOffset += 8;
|
|
|
|
ctx.beginPath();
|
|
ctx.moveTo(xFrom, yFrom);
|
|
let offsetX = 20;
|
|
let offsetY = 20;
|
|
let midX = xFrom + (xTo- xFrom) / 2;
|
|
let midY = (yFrom + yTo) / 2 - 100;
|
|
if (!sameChunk) {
|
|
ctx.quadraticCurveTo(midX, midY, xTo, yTo);
|
|
} else {
|
|
ctx.lineTo(xTo, yTo);
|
|
}
|
|
if (!showLabel) {
|
|
ctx.stroke();
|
|
} else {
|
|
let centerX, centerY;
|
|
if (!sameChunk) {
|
|
centerX = (xFrom/2 + midX + xTo/2)/2;
|
|
centerY = (yFrom/2 + midY + yTo/2)/2;
|
|
} else {
|
|
centerX = xTo;
|
|
centerY = yTo;
|
|
}
|
|
ctx.moveTo(centerX, centerY);
|
|
ctx.lineTo(centerX + offsetX, centerY - labelOffset);
|
|
ctx.stroke();
|
|
ctx.textAlign = "left";
|
|
ctx.fillText(edge.toString(), centerX + offsetX + 2, centerY - labelOffset)
|
|
}
|
|
return [xTo, yTo];
|
|
}
|
|
|
|
drawOutgoingEdges(ctx, map, max=10, depth=0) {
|
|
if (!map) return;
|
|
if (depth >= max) return;
|
|
ctx.globalAlpha = 0.5 - depth * (0.3/max);
|
|
ctx.strokeStyle = "#666";
|
|
|
|
const limit = Math.min(map.children.length, 100)
|
|
for (let i = 0; i < limit; i++) {
|
|
let edge = map.children[i];
|
|
this.drawEdge(ctx, edge, true);
|
|
this.drawOutgoingEdges(ctx, edge.to, max, depth+1);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
class TransitionView {
|
|
constructor(state, node) {
|
|
this.state = state;
|
|
this.container = node;
|
|
this.currentNode = node;
|
|
this.currentMap = undefined;
|
|
}
|
|
|
|
selectMap(map) {
|
|
this.currentMap = map;
|
|
this.state.map = map;
|
|
}
|
|
|
|
showMap(map) {
|
|
if (this.currentMap === map) return;
|
|
this.currentMap = map;
|
|
this._showMaps([map]);
|
|
}
|
|
|
|
showMaps(list, name) {
|
|
this.state.view.isLocked = true;
|
|
this._showMaps(list);
|
|
}
|
|
|
|
_showMaps(list, name) {
|
|
// Hide the container to avoid any layouts.
|
|
this.container.style.display = "none";
|
|
removeAllChildren(this.container);
|
|
list.forEach(map => this.addMapAndParentTransitions(map));
|
|
this.container.style.display = ""
|
|
}
|
|
|
|
addMapAndParentTransitions(map) {
|
|
if (map === void 0) return;
|
|
this.currentNode = this.container;
|
|
let parents = map.getParents();
|
|
if (parents.length > 0) {
|
|
this.addTransitionTo(parents.pop());
|
|
parents.reverse().forEach(each => this.addTransitionTo(each));
|
|
}
|
|
let mapNode = this.addSubtransitions(map);
|
|
// Mark and show the selected map.
|
|
mapNode.classList.add("selected");
|
|
if (this.selectedMap == map) {
|
|
setTimeout(() => mapNode.scrollIntoView({
|
|
behavior: "smooth", block: "nearest", inline: "nearest"
|
|
}), 1);
|
|
}
|
|
}
|
|
|
|
addMapNode(map) {
|
|
let node = div("map");
|
|
if (map.edge) node.classList.add(map.edge.getColor());
|
|
node.map = map;
|
|
node.addEventListener("click", () => this.selectMap(map));
|
|
if (map.children.length > 1) {
|
|
node.innerText = map.children.length;
|
|
let showSubtree = div("showSubtransitions");
|
|
showSubtree.addEventListener("click", (e) => this.toggleSubtree(e, node));
|
|
node.appendChild(showSubtree);
|
|
} else if (map.children.length == 0) {
|
|
node.innerHTML = "●"
|
|
}
|
|
this.currentNode.appendChild(node);
|
|
return node;
|
|
}
|
|
|
|
addSubtransitions(map) {
|
|
let mapNode = this.addTransitionTo(map);
|
|
// Draw outgoing linear transition line.
|
|
let current = map;
|
|
while (current.children.length == 1) {
|
|
current = current.children[0].to;
|
|
this.addTransitionTo(current);
|
|
}
|
|
return mapNode;
|
|
}
|
|
|
|
addTransitionEdge(map) {
|
|
let classes = ["transitionEdge", map.edge.getColor()];
|
|
let edge = div(classes);
|
|
let labelNode = div("transitionLabel");
|
|
labelNode.innerText = map.edge.toString();
|
|
edge.appendChild(labelNode);
|
|
return edge;
|
|
}
|
|
|
|
addTransitionTo(map) {
|
|
// transition[ transitions[ transition[...], transition[...], ...]];
|
|
|
|
let transition = div("transition");
|
|
if (map.isDeprecated()) transition.classList.add("deprecated");
|
|
if (map.edge) {
|
|
transition.appendChild(this.addTransitionEdge(map));
|
|
}
|
|
let mapNode = this.addMapNode(map);
|
|
transition.appendChild(mapNode);
|
|
|
|
let subtree = div("transitions");
|
|
transition.appendChild(subtree);
|
|
|
|
this.currentNode.appendChild(transition);
|
|
this.currentNode = subtree;
|
|
|
|
return mapNode;
|
|
|
|
}
|
|
|
|
toggleSubtree(event, node) {
|
|
let map = node.map;
|
|
event.target.classList.toggle("opened");
|
|
let transitionsNode = node.parentElement.querySelector(".transitions");
|
|
let subtransitionNodes = transitionsNode.children;
|
|
if (subtransitionNodes.length <= 1) {
|
|
// Add subtransitions excepth the one that's already shown.
|
|
let visibleTransitionMap = subtransitionNodes.length == 1 ?
|
|
transitionsNode.querySelector(".map").map : void 0;
|
|
map.children.forEach(edge => {
|
|
if (edge.to != visibleTransitionMap) {
|
|
this.currentNode = transitionsNode;
|
|
this.addSubtransitions(edge.to);
|
|
}
|
|
});
|
|
} else {
|
|
// remove all but the first (currently selected) subtransition
|
|
for (let i = subtransitionNodes.length-1; i > 0; i--) {
|
|
transitionsNode.removeChild(subtransitionNodes[i]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
class StatsView {
|
|
constructor(state, node) {
|
|
this.state = state;
|
|
this.node = node;
|
|
}
|
|
get timeline() { return this.state.timeline }
|
|
get transitionView() { return this.state.view.transitionView; }
|
|
update() {
|
|
removeAllChildren(this.node);
|
|
this.updateGeneralStats();
|
|
this.updateNamedTransitionsStats();
|
|
}
|
|
updateGeneralStats() {
|
|
let pairs = [
|
|
["Maps", e => true],
|
|
["Transitions", e => e.edge && e.edge.isTransition()],
|
|
["Fast to Slow", e => e.edge && e.edge.isFastToSlow()],
|
|
["Slow to Fast", e => e.edge && e.edge.isSlowToFast()],
|
|
["Initial Map", e => e.edge && e.edge.isInitial()],
|
|
["Replace Descriptors", e => e.edge && e.edge.isReplaceDescriptors()],
|
|
["Copy as Prototype", e => e.edge && e.edge.isCopyAsPrototype()],
|
|
["Optimize as Prototype", e => e.edge && e.edge.isOptimizeAsPrototype()],
|
|
["Deprecated", e => e.isDeprecated()],
|
|
];
|
|
|
|
let text = "";
|
|
let tableNode = table();
|
|
let name, filter;
|
|
let total = this.timeline.size();
|
|
pairs.forEach(([name, filter]) => {
|
|
let row = tr();
|
|
row.maps = this.timeline.filterUniqueTransitions(filter);
|
|
row.addEventListener("click",
|
|
e => this.transitionView.showMaps(e.target.parentNode.maps));
|
|
row.appendChild(td(name));
|
|
let count = this.timeline.count(filter);
|
|
row.appendChild(td(count));
|
|
let percent = Math.round(count / total * 1000) / 10;
|
|
row.appendChild(td(percent + "%"));
|
|
tableNode.appendChild(row);
|
|
});
|
|
this.node.appendChild(tableNode);
|
|
};
|
|
updateNamedTransitionsStats() {
|
|
let tableNode = table("transitionTable");
|
|
let nameMapPairs = Array.from(this.timeline.transitions.entries());
|
|
nameMapPairs
|
|
.sort((a,b) => b[1].length - a[1].length)
|
|
.forEach(([name, maps]) => {
|
|
let row = tr();
|
|
row.maps = maps;
|
|
row.addEventListener("click",
|
|
e => this.transitionView.showMaps(
|
|
e.target.parentNode.maps.map(map => map.to)));
|
|
row.appendChild(td(name));
|
|
row.appendChild(td(maps.length));
|
|
tableNode.appendChild(row);
|
|
});
|
|
this.node.appendChild(tableNode);
|
|
}
|
|
}
|
|
|
|
// =========================================================================
|
|
|
|
function transitionTypeToColor(type) {
|
|
switch(type) {
|
|
case "new": return "green";
|
|
case "Normalize": return "violet";
|
|
case "map=SlowToFast": return "orange";
|
|
case "InitialMap": return "yellow";
|
|
case "Transition": return "black";
|
|
case "ReplaceDescriptors": return "red";
|
|
}
|
|
return "black";
|
|
}
|
|
|
|
// ShadowDom elements =========================================================
|
|
customElements.define('x-histogram', class extends HTMLElement {
|
|
constructor() {
|
|
super();
|
|
let shadowRoot = this.attachShadow({mode: 'open'});
|
|
const t = document.querySelector('#x-histogram-template');
|
|
const instance = t.content.cloneNode(true);
|
|
shadowRoot.appendChild(instance);
|
|
this._histogram = undefined;
|
|
this.mouseX = 0;
|
|
this.mouseY = 0;
|
|
this.canvas.addEventListener('mousemove', event => this.handleCanvasMove(event));
|
|
}
|
|
setBoolAttribute(name, value) {
|
|
if (value) {
|
|
this.setAttribute(name, "");
|
|
} else {
|
|
this.deleteAttribute(name);
|
|
}
|
|
}
|
|
static get observedAttributes() {
|
|
return ['title', 'xlog', 'ylog', 'xlabel', 'ylabel'];
|
|
}
|
|
$(query) { return this.shadowRoot.querySelector(query) }
|
|
get h1() { return this.$("h2") }
|
|
get canvas() { return this.$("canvas") }
|
|
get xLabelDiv() { return this.$("#xLabel") }
|
|
get yLabelDiv() { return this.$("#yLabel") }
|
|
|
|
get histogram() {
|
|
return this._histogram;
|
|
}
|
|
set histogram(array) {
|
|
this._histogram = array;
|
|
if (this._histogram) {
|
|
this.yMax = this._histogram.max(each => each.length);
|
|
this.xMax = this._histogram.length;
|
|
}
|
|
this.draw();
|
|
}
|
|
|
|
get title() { return this.getAttribute("title") }
|
|
set title(string) { this.setAttribute("title", string) }
|
|
get xLabel() { return this.getAttribute("xlabel") }
|
|
set xLabel(string) { this.setAttribute("xlabel", string)}
|
|
get yLabel() { return this.getAttribute("ylabel") }
|
|
set yLabel(string) { this.setAttribute("ylabel", string)}
|
|
get xLog() { return this.hasAttribute("xlog") }
|
|
set xLog(value) { this.setBoolAttribute("xlog", value) }
|
|
get yLog() { return this.hasAttribute("ylog") }
|
|
set yLog(value) { this.setBoolAttribute("ylog", value) }
|
|
|
|
attributeChangedCallback(name, oldValue, newValue) {
|
|
if (name == "title") {
|
|
this.h1.innerText = newValue;
|
|
return;
|
|
}
|
|
if (name == "ylabel") {
|
|
this.yLabelDiv.innerText = newValue;
|
|
return;
|
|
}
|
|
if (name == "xlabel") {
|
|
this.xLabelDiv.innerText = newValue;
|
|
return;
|
|
}
|
|
this.draw();
|
|
}
|
|
|
|
handleCanvasMove(event) {
|
|
this.mouseX = event.offsetX;
|
|
this.mouseY = event.offsetY;
|
|
this.draw();
|
|
}
|
|
xPosition(i) {
|
|
let x = i;
|
|
if (this.xLog) x = Math.log(x);
|
|
return x / this.xMax * this.canvas.width;
|
|
}
|
|
yPosition(i) {
|
|
let bucketLength = this.histogram[i].length;
|
|
if (this.yLog) {
|
|
return (1 - Math.log(bucketLength) / Math.log(this.yMax)) * this.drawHeight + 10;
|
|
} else {
|
|
return (1 - bucketLength / this.yMax) * this.drawHeight + 10;
|
|
}
|
|
}
|
|
|
|
get drawHeight() { return this.canvas.height - 10 }
|
|
|
|
draw() {
|
|
if (!this.histogram) return;
|
|
let width = this.canvas.width;
|
|
let height = this.drawHeight;
|
|
let ctx = this.canvas.getContext("2d");
|
|
if (this.xLog) yMax = Math.log(yMax);
|
|
let xMax = this.histogram.length;
|
|
if (this.yLog) xMax = Math.log(xMax);
|
|
ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
|
|
ctx.beginPath();
|
|
ctx.moveTo(0, height);
|
|
for (let i = 0; i < this.histogram.length; i++) {
|
|
ctx.lineTo(this.xPosition(i), this.yPosition(i));
|
|
}
|
|
ctx.lineTo(width, height);
|
|
ctx.closePath;
|
|
ctx.stroke();
|
|
ctx.fill();
|
|
if (!this.mouseX) return;
|
|
ctx.beginPath();
|
|
let index = Math.round(this.mouseX);
|
|
let yBucket = this.histogram[index];
|
|
let y = this.yPosition(index);
|
|
if (this.yLog) y = Math.log(y);
|
|
ctx.moveTo(0, y);
|
|
ctx.lineTo(width-40, y);
|
|
ctx.moveTo(this.mouseX, 0);
|
|
ctx.lineTo(this.mouseX, height);
|
|
ctx.stroke();
|
|
ctx.textAlign = "left";
|
|
ctx.fillText(yBucket.length, width-30, y);
|
|
}
|
|
});
|
|
|
|
</script>
|
|
</head>
|
|
<template id="x-histogram-template">
|
|
<style>
|
|
#yLabel {
|
|
transform: rotate(90deg);
|
|
}
|
|
canvas, #yLabel, #info { float: left; }
|
|
#xLabel { clear: both }
|
|
</style>
|
|
<h2></h2>
|
|
<div id="yLabel"></div>
|
|
<canvas height=50></canvas>
|
|
<div id="info">
|
|
</div>
|
|
<div id="xLabel"></div>
|
|
</template>
|
|
|
|
<body onload="handleBodyLoad(event)" onkeypress="handleKeyDown(event)">
|
|
<h2>Data</h2>
|
|
<section>
|
|
<form name="fileForm">
|
|
<p>
|
|
<input id="uploadInput" type="file" name="files">
|
|
</p>
|
|
</form>
|
|
</section>
|
|
|
|
<h2>Stats</h2>
|
|
<section id="stats"></section>
|
|
|
|
<h2>Timeline</h2>
|
|
<div id="timeline">
|
|
<div id=timelineChunks></div>
|
|
<canvas id="timelineCanvas" ></canvas>
|
|
</div>
|
|
<div id="timelineOverview"
|
|
onmousemove="handleTimelineIndicatorMove(event)" >
|
|
<div id="timelineOverviewIndicator">
|
|
<div class="leftMask"></div>
|
|
<div class="rightMask"></div>
|
|
</div>
|
|
</div>
|
|
|
|
<h2>Transitions</h2>
|
|
<section id="transitionView"></section>
|
|
<br/>
|
|
|
|
<h2>Selected Map</h2>
|
|
<section id="mapDetails"></section>
|
|
|
|
<x-histogram id="mapsDepthHistogram"
|
|
title="Maps Depth" xlabel="depth" ylabel="nof"></x-histogram>
|
|
<x-histogram id="mapsFanOutHistogram" xlabel="fan-out"
|
|
title="Maps Fan-out" ylabel="nof"></x-histogram>
|
|
|
|
<div id="tooltip">
|
|
<div id="tooltipContents"></div>
|
|
</div>
|
|
</body>
|
|
</html>
|