1 <!DOCTYPE html> 2 3 <script> 4 'use strict'; 5 6 const RENDER_THREAD_NAME = "RenderThread"; 7 const UI_THREAD_NAME = "UI Thread"; 8 const DRAW_FRAME_SLICE_TITLE = "DrawFrame"; 9 const BINDER_SLICE_TITLE = "binder transaction"; 10 const RECORD_SLICE_TITLE = "Record View#draw()"; 11 const DEQUEUE_BUFFER_SLICE_TITLE = "dequeueBuffer"; 12 13 function getTimeInBinder(slice) { 14 if (slice.title === BINDER_SLICE_TITLE) { 15 return slice.duration; 16 } 17 let result = 0.0; 18 for (let subslice of slice.subSlices) { 19 result += getTimeInBinder(subslice); 20 } 21 return result; 22 } 23 24 function getTimeInDequeueBuffer(slice) { 25 if (slice.title === DEQUEUE_BUFFER_SLICE_TITLE) { 26 return slice.duration; 27 } 28 let result = 0.0; 29 for (let subslice of slice.subSlices) { 30 result += getTimeInDequeueBuffer(subslice); 31 } 32 return result; 33 } 34 35 tr.mre.FunctionRegistry.register( 36 function AvgDrawFrame(result, model) { 37 let canonicalUrl = model.canonicalUrl; 38 39 for (let p of model.getAllProcesses()) { 40 //calc stats for processes that have UI and render threads and at least 10 frames 41 let renderThread = p.findAtMostOneThreadNamed(RENDER_THREAD_NAME); 42 let UIThread = p.findAtMostOneThreadNamed(UI_THREAD_NAME); 43 if (renderThread && UIThread) 44 { 45 let numDrawFrames = 0; 46 let drawFramesWallDuration = 0.0; 47 let binderDuration = 0.0; 48 let dequeueBufferDuration = 0.0; 49 50 let numRecordViewDraw = 0; 51 let recordViewDrawWallDuration = 0.0; 52 53 renderThread.sliceGroup.slices.forEach(function(slice) { 54 if (slice.title === DRAW_FRAME_SLICE_TITLE) { 55 drawFramesWallDuration += slice.duration; 56 numDrawFrames++; 57 binderDuration += getTimeInBinder(slice); 58 dequeueBufferDuration += getTimeInDequeueBuffer(slice); 59 } 60 }); 61 if (numDrawFrames < 10) continue; 62 UIThread.sliceGroup.slices.forEach(function(slice) { 63 if (slice.title === RECORD_SLICE_TITLE) { 64 recordViewDrawWallDuration += slice.duration; 65 numRecordViewDraw++; 66 } 67 }); 68 69 let avgDrawFrameDuration = undefined; 70 if (numDrawFrames > 0) { 71 avgDrawFrameDuration = (drawFramesWallDuration-dequeueBufferDuration)/numDrawFrames; 72 } 73 let avgRecordViewDrawDuration = undefined; 74 if (numRecordViewDraw > 0) { 75 avgRecordViewDrawDuration = recordViewDrawWallDuration/numRecordViewDraw; 76 } 77 78 result.addPair('result', { 79 canonicalUrl: canonicalUrl, 80 processName: p.name, 81 avgDrawFrameDuration: Number(avgDrawFrameDuration).toFixed(3), 82 avgRecordViewDrawDuration: Number(avgRecordViewDrawDuration).toFixed(3), 83 avgRecordAndPlay: Number(avgDrawFrameDuration+avgRecordViewDrawDuration).toFixed(3) 84 }); 85 } 86 } 87 }); 88 89 </script> 90
