1 /*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 #include "FrameInfoVisualizer.h"
17
18 #include "IProfileRenderer.h"
19 #include "utils/Color.h"
20 #include "utils/TimeUtils.h"
21
22 #include <cutils/compiler.h>
23 #include <array>
24
25 #define RETURN_IF_PROFILING_DISABLED() \
26 if (CC_LIKELY(mType == ProfileType::None)) return
27 #define RETURN_IF_DISABLED() \
28 if (CC_LIKELY(mType == ProfileType::None && !mShowDirtyRegions)) return
29
30 namespace android {
31 namespace uirenderer {
32
33 static constexpr auto PROFILE_DRAW_THRESHOLD_STROKE_WIDTH = 2;
34 static constexpr auto PROFILE_DRAW_DP_PER_MS = 7;
35
36 struct Threshold {
37 SkColor color;
38 float percentFrametime;
39 };
40
41 static constexpr std::array<Threshold, 3> THRESHOLDS{
42 Threshold{.color = Color::Green_500, .percentFrametime = 0.8f},
43 Threshold{.color = Color::Lime_500, .percentFrametime = 1.0f},
44 Threshold{.color = Color::Red_500, .percentFrametime = 1.5f},
45 };
46 static constexpr SkColor BAR_FAST_MASK = 0x8FFFFFFF;
47 static constexpr SkColor BAR_JANKY_MASK = 0xDFFFFFFF;
48
49 struct BarSegment {
50 FrameInfoIndex start;
51 FrameInfoIndex end;
52 SkColor color;
53 };
54
55 static const std::array<BarSegment, 7> Bar{{
56 {FrameInfoIndex::IntendedVsync, FrameInfoIndex::HandleInputStart, Color::Teal_700},
57 {FrameInfoIndex::HandleInputStart, FrameInfoIndex::PerformTraversalsStart,
58 Color::Green_700},
59 {FrameInfoIndex::PerformTraversalsStart, FrameInfoIndex::DrawStart, Color::LightGreen_700},
60 {FrameInfoIndex::DrawStart, FrameInfoIndex::SyncStart, Color::Blue_500},
61 {FrameInfoIndex::SyncStart, FrameInfoIndex::IssueDrawCommandsStart, Color::LightBlue_300},
62 {FrameInfoIndex::IssueDrawCommandsStart, FrameInfoIndex::SwapBuffers, Color::Red_500},
63 {FrameInfoIndex::SwapBuffers, FrameInfoIndex::FrameCompleted, Color::Orange_500},
64 }};
65
dpToPx(int dp,float density)66 static int dpToPx(int dp, float density) {
67 return (int)(dp * density + 0.5f);
68 }
69
FrameInfoVisualizer(FrameInfoSource & source,nsecs_t frameInterval)70 FrameInfoVisualizer::FrameInfoVisualizer(FrameInfoSource& source, nsecs_t frameInterval)
71 : mFrameSource(source), mFrameInterval(frameInterval) {
72 setDensity(1);
73 consumeProperties();
74 }
75
~FrameInfoVisualizer()76 FrameInfoVisualizer::~FrameInfoVisualizer() {
77 destroyData();
78 }
79
setDensity(float density)80 void FrameInfoVisualizer::setDensity(float density) {
81 if (CC_UNLIKELY(mDensity != density)) {
82 mDensity = density;
83 // We want the vertical units to scale height relative to a baseline 16ms.
84 // This keeps the threshold lines consistent across varying refresh rates
85 mVerticalUnit = static_cast<int>(dpToPx(PROFILE_DRAW_DP_PER_MS, density) * (float)16_ms /
86 (float)mFrameInterval);
87 mThresholdStroke = dpToPx(PROFILE_DRAW_THRESHOLD_STROKE_WIDTH, density);
88 }
89 }
90
unionDirty(SkRect * dirty)91 void FrameInfoVisualizer::unionDirty(SkRect* dirty) {
92 RETURN_IF_DISABLED();
93 // Not worth worrying about minimizing the dirty region for debugging, so just
94 // dirty the entire viewport.
95 if (dirty) {
96 mDirtyRegion = *dirty;
97 dirty->setEmpty();
98 }
99 }
100
draw(IProfileRenderer & renderer)101 void FrameInfoVisualizer::draw(IProfileRenderer& renderer) {
102 RETURN_IF_DISABLED();
103
104 if (mShowDirtyRegions) {
105 mFlashToggle = !mFlashToggle;
106 if (mFlashToggle) {
107 SkPaint paint;
108 paint.setColor(0x7fff0000);
109 renderer.drawRect(mDirtyRegion.fLeft, mDirtyRegion.fTop, mDirtyRegion.fRight,
110 mDirtyRegion.fBottom, paint);
111 }
112 }
113
114 if (mType == ProfileType::Bars) {
115 // Patch up the current frame to pretend we ended here. CanvasContext
116 // will overwrite these values with the real ones after we return.
117 // This is a bit nicer looking than the vague green bar, as we have
118 // valid data for almost all the stages and a very good idea of what
119 // the issue stage will look like, too
120 FrameInfo& info = mFrameSource.back();
121 info.markSwapBuffers();
122 info.markFrameCompleted();
123
124 initializeRects(renderer.getViewportHeight(), renderer.getViewportWidth());
125 drawGraph(renderer);
126 drawThreshold(renderer);
127 }
128 }
129
createData()130 void FrameInfoVisualizer::createData() {
131 if (mFastRects.get()) return;
132
133 mFastRects.reset(new float[mFrameSource.capacity() * 4]);
134 mJankyRects.reset(new float[mFrameSource.capacity() * 4]);
135 }
136
destroyData()137 void FrameInfoVisualizer::destroyData() {
138 mFastRects.reset(nullptr);
139 mJankyRects.reset(nullptr);
140 }
141
initializeRects(const int baseline,const int width)142 void FrameInfoVisualizer::initializeRects(const int baseline, const int width) {
143 // Target the 95% mark for the current frame
144 float right = width * .95;
145 float baseLineWidth = right / mFrameSource.capacity();
146 mNumFastRects = 0;
147 mNumJankyRects = 0;
148 int fast_i = 0, janky_i = 0;
149 // Set the bottom of all the shapes to the baseline
150 for (int fi = mFrameSource.size() - 1; fi >= 0; fi--) {
151 if (mFrameSource[fi].getSkippedFrameReason()) {
152 continue;
153 }
154 float lineWidth = baseLineWidth;
155 float* rect;
156 int ri;
157 // Rects are LTRB
158 if (mFrameSource[fi].totalDuration() <= mFrameInterval) {
159 rect = mFastRects.get();
160 ri = fast_i;
161 fast_i += 4;
162 mNumFastRects++;
163 } else {
164 rect = mJankyRects.get();
165 ri = janky_i;
166 janky_i += 4;
167 mNumJankyRects++;
168 lineWidth *= 2;
169 }
170
171 rect[ri + 0] = right - lineWidth;
172 rect[ri + 1] = baseline;
173 rect[ri + 2] = right;
174 rect[ri + 3] = baseline;
175 right -= lineWidth;
176 }
177 }
178
nextBarSegment(FrameInfoIndex start,FrameInfoIndex end)179 void FrameInfoVisualizer::nextBarSegment(FrameInfoIndex start, FrameInfoIndex end) {
180 int fast_i = (mNumFastRects - 1) * 4;
181 int janky_i = (mNumJankyRects - 1) * 4;
182
183 for (size_t fi = 0; fi < mFrameSource.size(); fi++) {
184 if (mFrameSource[fi].getSkippedFrameReason()) {
185 continue;
186 }
187
188 float* rect;
189 int ri;
190 // Rects are LTRB
191 if (mFrameSource[fi].totalDuration() <= mFrameInterval) {
192 rect = mFastRects.get();
193 ri = fast_i;
194 fast_i -= 4;
195 } else {
196 rect = mJankyRects.get();
197 ri = janky_i;
198 janky_i -= 4;
199 }
200
201 // Set the bottom to the old top (build upwards)
202 rect[ri + 3] = rect[ri + 1];
203 // Move the top up by the duration
204 rect[ri + 1] -= mVerticalUnit * durationMS(fi, start, end);
205 }
206 }
207
drawGraph(IProfileRenderer & renderer)208 void FrameInfoVisualizer::drawGraph(IProfileRenderer& renderer) {
209 SkPaint paint;
210 for (size_t i = 0; i < Bar.size(); i++) {
211 nextBarSegment(Bar[i].start, Bar[i].end);
212 paint.setColor(Bar[i].color & BAR_FAST_MASK);
213 renderer.drawRects(mFastRects.get(), mNumFastRects * 4, paint);
214 paint.setColor(Bar[i].color & BAR_JANKY_MASK);
215 renderer.drawRects(mJankyRects.get(), mNumJankyRects * 4, paint);
216 }
217 }
218
drawThreshold(IProfileRenderer & renderer)219 void FrameInfoVisualizer::drawThreshold(IProfileRenderer& renderer) {
220 SkPaint paint;
221 for (auto& t : THRESHOLDS) {
222 paint.setColor(t.color);
223 float yLocation = renderer.getViewportHeight() -
224 (ns2ms(mFrameInterval) * t.percentFrametime * mVerticalUnit);
225 renderer.drawRect(0.0f, yLocation - mThresholdStroke / 2, renderer.getViewportWidth(),
226 yLocation + mThresholdStroke / 2, paint);
227 }
228 }
229
consumeProperties()230 bool FrameInfoVisualizer::consumeProperties() {
231 bool changed = false;
232 ProfileType newType = Properties::getProfileType();
233 if (newType != mType) {
234 mType = newType;
235 if (mType == ProfileType::None) {
236 destroyData();
237 } else {
238 createData();
239 }
240 changed = true;
241 }
242
243 bool showDirty = Properties::showDirtyRegions;
244 if (showDirty != mShowDirtyRegions) {
245 mShowDirtyRegions = showDirty;
246 changed = true;
247 }
248 return changed;
249 }
250
dumpData(int fd)251 void FrameInfoVisualizer::dumpData(int fd) {
252 #ifdef __ANDROID__
253 RETURN_IF_PROFILING_DISABLED();
254
255 // This method logs the last N frames (where N is <= mDataSize) since the
256 // last call to dumpData(). In other words if there's a dumpData(), draw frame,
257 // dumpData(), the last dumpData() should only log 1 frame.
258
259 dprintf(fd, "\n\tDraw\tPrepare\tProcess\tExecute\n");
260
261 for (size_t i = 0; i < mFrameSource.size(); i++) {
262 if (mFrameSource[i][FrameInfoIndex::IntendedVsync] <= mLastFrameLogged) {
263 continue;
264 }
265 mLastFrameLogged = mFrameSource[i][FrameInfoIndex::IntendedVsync];
266 dprintf(fd, "\t%3.2f\t%3.2f\t%3.2f\t%3.2f\n",
267 durationMS(i, FrameInfoIndex::IntendedVsync, FrameInfoIndex::SyncStart),
268 durationMS(i, FrameInfoIndex::SyncStart, FrameInfoIndex::IssueDrawCommandsStart),
269 durationMS(i, FrameInfoIndex::IssueDrawCommandsStart, FrameInfoIndex::SwapBuffers),
270 durationMS(i, FrameInfoIndex::SwapBuffers, FrameInfoIndex::FrameCompleted));
271 }
272 #endif
273 }
274
275 } /* namespace uirenderer */
276 } /* namespace android */
277