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Start of the benchmark recording framework.

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This commit is contained in:
Brendan Dahl 2012-01-11 16:48:51 -08:00
parent cf00831a00
commit bd6d89e1a8
4 changed files with 91 additions and 22 deletions
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6
web/viewer.css
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@ -67,6 +67,12 @@ body {
span#info {
display: none;
position: fixed;
top: 32px;
right: 0px;
font-size: 10px;
white-space: pre;
font-family: courier;
}
@-moz-document regexp("http:.*debug=1.*") {

22
web/viewer.js
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@ -222,6 +222,7 @@ var PDFView = {
return;
}
pages[val - 1].updateStats();
currentPageNumber = val;
var event = document.createEvent('UIEvents');
event.initUIEvent('pagechange', false, false, window, 0);
@ -421,7 +422,7 @@ var PDFView = {
for (var i = 1; i <= pagesCount; i++) {
var page = pdf.getPage(i);
var pageView = new PageView(container, page, i, page.width, page.height,
page.stats, this.navigateTo.bind(this));
page.bench, this.navigateTo.bind(this));
var thumbnailView = new ThumbnailView(sidebar, page, i,
page.width / page.height);
bindOnAfterDraw(pageView, thumbnailView);
@ -581,7 +582,7 @@ var PDFView = {
};
var PageView = function pageView(container, content, id, pageWidth, pageHeight,
stats, navigateTo) {
bench, navigateTo) {
this.id = id;
this.content = content;
@ -800,11 +801,11 @@ var PageView = function pageView(container, content, id, pageWidth, pageHeight,
ctx.restore();
ctx.translate(-this.x * scale, -this.y * scale);
stats.begin = Date.now();
this.content.startRendering(ctx,
(function pageViewDrawCallback(error) {
if (error)
PDFView.error('An error occurred while rendering the page.', error);
this.stats = content.bench;
this.updateStats();
if (this.onAfterDraw)
this.onAfterDraw();
@ -819,10 +820,12 @@ var PageView = function pageView(container, content, id, pageWidth, pageHeight,
};
this.updateStats = function pageViewUpdateStats() {
var t1 = stats.compile, t2 = stats.fonts, t3 = stats.render;
var str = 'Time to compile/fonts/render: ' +
(t1 - stats.begin) + '/' + (t2 - t1) + '/' + (t3 - t2) + ' ms';
document.getElementById('info').innerHTML = str;
if (!PDFJS.enableBench || !this.stats || PDFView.page != this.id)
return;
var stats = this.stats;
var statsHtml = 'Page ' + this.id + '\n';
statsHtml += stats.toString().replace(/\n/g, '<br>');
document.getElementById('info').innerHTML = statsHtml;
};
};
@ -1016,6 +1019,11 @@ window.addEventListener('load', function webViewerLoad(evt) {
if ('disableTextLayer' in params)
PDFJS.disableTextLayer = (params['disableTextLayer'] === 'true');
if ('enableBench' in params)
PDFJS.enableBench = (params['enableBench'] === 'true');
if (PDFJS.enableBench)
document.getElementById('info').style.display = 'block';
var sidebarScrollView = document.getElementById('sidebarScrollView');
sidebarScrollView.addEventListener('scroll', updateThumbViewArea, true);
}, true);