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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "FrameInfoVisualizer.h"
#include "IProfileRenderer.h"
#include "utils/Color.h"
#include "utils/TimeUtils.h"
#include <cutils/compiler.h>
#include <array>
#define RETURN_IF_PROFILING_DISABLED() \
if (CC_LIKELY(mType == ProfileType::None)) return
#define RETURN_IF_DISABLED() \
if (CC_LIKELY(mType == ProfileType::None && !mShowDirtyRegions)) return
namespace android {
namespace uirenderer {
static constexpr auto PROFILE_DRAW_THRESHOLD_STROKE_WIDTH = 2;
static constexpr auto PROFILE_DRAW_DP_PER_MS = 7;
struct Threshold {
SkColor color;
float percentFrametime;
};
static constexpr std::array<Threshold, 3> THRESHOLDS{
Threshold{.color = Color::Green_500, .percentFrametime = 0.8f},
Threshold{.color = Color::Lime_500, .percentFrametime = 1.0f},
Threshold{.color = Color::Red_500, .percentFrametime = 1.5f},
};
static constexpr SkColor BAR_FAST_MASK = 0x8FFFFFFF;
static constexpr SkColor BAR_JANKY_MASK = 0xDFFFFFFF;
struct BarSegment {
FrameInfoIndex start;
FrameInfoIndex end;
SkColor color;
};
static const std::array<BarSegment, 7> Bar{{
{FrameInfoIndex::IntendedVsync, FrameInfoIndex::HandleInputStart, Color::Teal_700},
{FrameInfoIndex::HandleInputStart, FrameInfoIndex::PerformTraversalsStart,
Color::Green_700},
{FrameInfoIndex::PerformTraversalsStart, FrameInfoIndex::DrawStart, Color::LightGreen_700},
{FrameInfoIndex::DrawStart, FrameInfoIndex::SyncStart, Color::Blue_500},
{FrameInfoIndex::SyncStart, FrameInfoIndex::IssueDrawCommandsStart, Color::LightBlue_300},
{FrameInfoIndex::IssueDrawCommandsStart, FrameInfoIndex::SwapBuffers, Color::Red_500},
{FrameInfoIndex::SwapBuffers, FrameInfoIndex::FrameCompleted, Color::Orange_500},
}};
static int dpToPx(int dp, float density) {
return (int)(dp * density + 0.5f);
}
FrameInfoVisualizer::FrameInfoVisualizer(FrameInfoSource& source, nsecs_t frameInterval)
: mFrameSource(source), mFrameInterval(frameInterval) {
setDensity(1);
consumeProperties();
}
FrameInfoVisualizer::~FrameInfoVisualizer() {
destroyData();
}
void FrameInfoVisualizer::setDensity(float density) {
if (CC_UNLIKELY(mDensity != density)) {
mDensity = density;
// We want the vertical units to scale height relative to a baseline 16ms.
// This keeps the threshold lines consistent across varying refresh rates
mVerticalUnit = static_cast<int>(dpToPx(PROFILE_DRAW_DP_PER_MS, density) * (float)16_ms /
(float)mFrameInterval);
mThresholdStroke = dpToPx(PROFILE_DRAW_THRESHOLD_STROKE_WIDTH, density);
}
}
void FrameInfoVisualizer::unionDirty(SkRect* dirty) {
RETURN_IF_DISABLED();
// Not worth worrying about minimizing the dirty region for debugging, so just
// dirty the entire viewport.
if (dirty) {
mDirtyRegion = *dirty;
dirty->setEmpty();
}
}
void FrameInfoVisualizer::draw(IProfileRenderer& renderer) {
RETURN_IF_DISABLED();
if (mShowDirtyRegions) {
mFlashToggle = !mFlashToggle;
if (mFlashToggle) {
SkPaint paint;
paint.setColor(0x7fff0000);
renderer.drawRect(mDirtyRegion.fLeft, mDirtyRegion.fTop, mDirtyRegion.fRight,
mDirtyRegion.fBottom, paint);
}
}
if (mType == ProfileType::Bars) {
// Patch up the current frame to pretend we ended here. CanvasContext
// will overwrite these values with the real ones after we return.
// This is a bit nicer looking than the vague green bar, as we have
// valid data for almost all the stages and a very good idea of what
// the issue stage will look like, too
FrameInfo& info = mFrameSource.back();
info.markSwapBuffers();
info.markFrameCompleted();
initializeRects(renderer.getViewportHeight(), renderer.getViewportWidth());
drawGraph(renderer);
drawThreshold(renderer);
}
}
void FrameInfoVisualizer::createData() {
if (mFastRects.get()) return;
mFastRects.reset(new float[mFrameSource.capacity() * 4]);
mJankyRects.reset(new float[mFrameSource.capacity() * 4]);
}
void FrameInfoVisualizer::destroyData() {
mFastRects.reset(nullptr);
mJankyRects.reset(nullptr);
}
void FrameInfoVisualizer::initializeRects(const int baseline, const int width) {
// Target the 95% mark for the current frame
float right = width * .95;
float baseLineWidth = right / mFrameSource.capacity();
mNumFastRects = 0;
mNumJankyRects = 0;
int fast_i = 0, janky_i = 0;
// Set the bottom of all the shapes to the baseline
for (int fi = mFrameSource.size() - 1; fi >= 0; fi--) {
if (mFrameSource[fi][FrameInfoIndex::Flags] & FrameInfoFlags::SkippedFrame) {
continue;
}
float lineWidth = baseLineWidth;
float* rect;
int ri;
// Rects are LTRB
if (mFrameSource[fi].totalDuration() <= mFrameInterval) {
rect = mFastRects.get();
ri = fast_i;
fast_i += 4;
mNumFastRects++;
} else {
rect = mJankyRects.get();
ri = janky_i;
janky_i += 4;
mNumJankyRects++;
lineWidth *= 2;
}
rect[ri + 0] = right - lineWidth;
rect[ri + 1] = baseline;
rect[ri + 2] = right;
rect[ri + 3] = baseline;
right -= lineWidth;
}
}
void FrameInfoVisualizer::nextBarSegment(FrameInfoIndex start, FrameInfoIndex end) {
int fast_i = (mNumFastRects - 1) * 4;
int janky_i = (mNumJankyRects - 1) * 4;
for (size_t fi = 0; fi < mFrameSource.size(); fi++) {
if (mFrameSource[fi][FrameInfoIndex::Flags] & FrameInfoFlags::SkippedFrame) {
continue;
}
float* rect;
int ri;
// Rects are LTRB
if (mFrameSource[fi].totalDuration() <= mFrameInterval) {
rect = mFastRects.get();
ri = fast_i;
fast_i -= 4;
} else {
rect = mJankyRects.get();
ri = janky_i;
janky_i -= 4;
}
// Set the bottom to the old top (build upwards)
rect[ri + 3] = rect[ri + 1];
// Move the top up by the duration
rect[ri + 1] -= mVerticalUnit * durationMS(fi, start, end);
}
}
void FrameInfoVisualizer::drawGraph(IProfileRenderer& renderer) {
SkPaint paint;
for (size_t i = 0; i < Bar.size(); i++) {
nextBarSegment(Bar[i].start, Bar[i].end);
paint.setColor(Bar[i].color & BAR_FAST_MASK);
renderer.drawRects(mFastRects.get(), mNumFastRects * 4, paint);
paint.setColor(Bar[i].color & BAR_JANKY_MASK);
renderer.drawRects(mJankyRects.get(), mNumJankyRects * 4, paint);
}
}
void FrameInfoVisualizer::drawThreshold(IProfileRenderer& renderer) {
SkPaint paint;
for (auto& t : THRESHOLDS) {
paint.setColor(t.color);
float yLocation = renderer.getViewportHeight() -
(ns2ms(mFrameInterval) * t.percentFrametime * mVerticalUnit);
renderer.drawRect(0.0f, yLocation - mThresholdStroke / 2, renderer.getViewportWidth(),
yLocation + mThresholdStroke / 2, paint);
}
}
bool FrameInfoVisualizer::consumeProperties() {
bool changed = false;
ProfileType newType = Properties::getProfileType();
if (newType != mType) {
mType = newType;
if (mType == ProfileType::None) {
destroyData();
} else {
createData();
}
changed = true;
}
bool showDirty = Properties::showDirtyRegions;
if (showDirty != mShowDirtyRegions) {
mShowDirtyRegions = showDirty;
changed = true;
}
return changed;
}
void FrameInfoVisualizer::dumpData(int fd) {
RETURN_IF_PROFILING_DISABLED();
// This method logs the last N frames (where N is <= mDataSize) since the
// last call to dumpData(). In other words if there's a dumpData(), draw frame,
// dumpData(), the last dumpData() should only log 1 frame.
dprintf(fd, "\n\tDraw\tPrepare\tProcess\tExecute\n");
for (size_t i = 0; i < mFrameSource.size(); i++) {
if (mFrameSource[i][FrameInfoIndex::IntendedVsync] <= mLastFrameLogged) {
continue;
}
mLastFrameLogged = mFrameSource[i][FrameInfoIndex::IntendedVsync];
dprintf(fd, "\t%3.2f\t%3.2f\t%3.2f\t%3.2f\n",
durationMS(i, FrameInfoIndex::IntendedVsync, FrameInfoIndex::SyncStart),
durationMS(i, FrameInfoIndex::SyncStart, FrameInfoIndex::IssueDrawCommandsStart),
durationMS(i, FrameInfoIndex::IssueDrawCommandsStart, FrameInfoIndex::SwapBuffers),
durationMS(i, FrameInfoIndex::SwapBuffers, FrameInfoIndex::FrameCompleted));
}
}
} /* namespace uirenderer */
} /* namespace android */