1
2 /*
3 * Copyright 2012 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8
9 #include "SkDebugger.h"
10 #include "SkMakeUnique.h"
11 #include "SkPictureRecorder.h"
12 #include "SkString.h"
13
14
SkDebugger()15 SkDebugger::SkDebugger()
16 : fDebugCanvas(skstd::make_unique<SkDebugCanvas>(0, 0))
17 , fIndex(-1) { }
18
~SkDebugger()19 SkDebugger::~SkDebugger() {}
20
loadPicture(SkPicture * picture)21 void SkDebugger::loadPicture(SkPicture* picture) {
22 fPicture = sk_ref_sp(picture);
23 fDebugCanvas = skstd::make_unique<SkDebugCanvas>(
24 SkScalarCeilToInt(this->pictureCull().width()),
25 SkScalarCeilToInt(this->pictureCull().height()));
26 fDebugCanvas->setPicture(picture);
27 picture->playback(fDebugCanvas.get());
28 fDebugCanvas->setPicture(nullptr);
29 fIndex = fDebugCanvas->getSize() - 1;
30 }
31
copyPicture()32 sk_sp<SkPicture> SkDebugger::copyPicture() {
33 // We can't just call clone here since we want to removed the "deleted"
34 // commands. Playing back will strip those out.
35 SkPictureRecorder recorder;
36 SkCanvas* canvas = recorder.beginRecording(this->pictureCull().width(),
37 this->pictureCull().height());
38
39 bool vizMode = fDebugCanvas->getMegaVizMode();
40 fDebugCanvas->setMegaVizMode(false);
41 bool overDraw = fDebugCanvas->getOverdrawViz();
42 fDebugCanvas->setOverdrawViz(false);
43 bool pathOps = fDebugCanvas->getAllowSimplifyClip();
44 fDebugCanvas->setAllowSimplifyClip(false);
45
46 fDebugCanvas->draw(canvas);
47
48 fDebugCanvas->setMegaVizMode(vizMode);
49 fDebugCanvas->setOverdrawViz(overDraw);
50 fDebugCanvas->setAllowSimplifyClip(pathOps);
51
52 return recorder.finishRecordingAsPicture();
53 }
54
getOverviewText(const SkTDArray<double> * typeTimes,double totTime,SkString * overview,int numRuns)55 void SkDebugger::getOverviewText(const SkTDArray<double>* typeTimes,
56 double totTime,
57 SkString* overview,
58 int numRuns) {
59 const SkTDArray<SkDrawCommand*>& commands = this->getDrawCommands();
60
61 SkTDArray<int> counts;
62 counts.setCount(SkDrawCommand::kOpTypeCount);
63 for (int i = 0; i < SkDrawCommand::kOpTypeCount; ++i) {
64 counts[i] = 0;
65 }
66
67 for (int i = 0; i < commands.count(); i++) {
68 counts[commands[i]->getType()]++;
69 }
70
71 overview->reset();
72 int total = 0;
73 #ifdef SK_DEBUG
74 double totPercent = 0, tempSum = 0;
75 #endif
76 for (int i = 0; i < SkDrawCommand::kOpTypeCount; ++i) {
77 if (0 == counts[i]) {
78 // if there were no commands of this type then they should've consumed no time
79 SkASSERT(nullptr == typeTimes || 0.0 == (*typeTimes)[i]);
80 continue;
81 }
82
83 overview->append(SkDrawCommand::GetCommandString((SkDrawCommand::OpType) i));
84 overview->append(": ");
85 overview->appendS32(counts[i]);
86 if (typeTimes && totTime >= 0.0) {
87 overview->append(" - ");
88 overview->appendf("%.2f", (*typeTimes)[i]/(float)numRuns);
89 overview->append("ms");
90 overview->append(" - ");
91 double percent = 100.0*(*typeTimes)[i]/totTime;
92 overview->appendf("%.2f", percent);
93 overview->append("%");
94 #ifdef SK_DEBUG
95 totPercent += percent;
96 tempSum += (*typeTimes)[i];
97 #endif
98 }
99 overview->append("<br/>");
100 total += counts[i];
101 }
102 #ifdef SK_DEBUG
103 if (typeTimes) {
104 SkASSERT(SkScalarNearlyEqual(SkDoubleToScalar(totPercent),
105 SkDoubleToScalar(100.0)));
106 SkASSERT(SkScalarNearlyEqual(SkDoubleToScalar(tempSum),
107 SkDoubleToScalar(totTime)));
108 }
109 #endif
110
111 if (totTime > 0.0) {
112 overview->append("Total Time: ");
113 overview->appendf("%.2f", totTime/(float)numRuns);
114 overview->append("ms");
115 #ifdef SK_DEBUG
116 overview->append(" ");
117 overview->appendScalar(SkDoubleToScalar(totPercent));
118 overview->append("% ");
119 #endif
120 overview->append("<br/>");
121 }
122
123 SkString totalStr;
124 totalStr.append("Total Draw Commands: ");
125 totalStr.appendScalar(SkDoubleToScalar(total));
126 totalStr.append("<br/>");
127 overview->insert(0, totalStr);
128
129 overview->append("<br/>SkPicture L: ");
130 overview->appendScalar(this->pictureCull().fLeft);
131 overview->append(" T: ");
132 overview->appendScalar(this->pictureCull().fTop);
133 overview->append(" R: ");
134 overview->appendScalar(this->pictureCull().fRight);
135 overview->append(" B: ");
136 overview->appendScalar(this->pictureCull().fBottom);
137 overview->append("<br/>");
138 }
139
getClipStackText(SkString * clipStack)140 void SkDebugger::getClipStackText(SkString* clipStack) {
141 clipStack->set(fDebugCanvas->clipStackData());
142 }
143