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 17 #pragma once 18 19 #include "FrameInfo.h" 20 #include "Properties.h" 21 #include "Rect.h" 22 #include "utils/RingBuffer.h" 23 24 #include <utils/Timers.h> 25 26 #include <memory> 27 28 namespace android { 29 namespace uirenderer { 30 31 class IProfileRenderer; 32 33 // TODO: This is a bit awkward as it needs to match the thing in CanvasContext 34 // A better abstraction here would be nice but iterators are painful 35 // and RingBuffer having the size baked into the template is also painful 36 // But making DrawProfiler also be templated is ALSO painful 37 // At least this is a compile failure if this doesn't match, so there's that. 38 typedef RingBuffer<FrameInfo, 120> FrameInfoSource; 39 40 class FrameInfoVisualizer { 41 public: 42 explicit FrameInfoVisualizer(FrameInfoSource& source); 43 ~FrameInfoVisualizer(); 44 45 bool consumeProperties(); 46 void setDensity(float density); 47 48 void unionDirty(SkRect* dirty); 49 void draw(IProfileRenderer& renderer); 50 51 void dumpData(int fd); 52 53 private: 54 void createData(); 55 void destroyData(); 56 57 void initializeRects(const int baseline, const int width); 58 void nextBarSegment(FrameInfoIndex start, FrameInfoIndex end); 59 void drawGraph(IProfileRenderer& renderer); 60 void drawThreshold(IProfileRenderer& renderer); 61 durationMS(size_t index,FrameInfoIndex start,FrameInfoIndex end)62 inline float durationMS(size_t index, FrameInfoIndex start, FrameInfoIndex end) { 63 float duration = mFrameSource[index].duration(start, end) * 0.000001f; 64 // Clamp to large to avoid spiking off the top of the screen 65 duration = duration > 50.0f ? 50.0f : duration; 66 return duration > 0.0f ? duration : 0.0f; 67 } 68 69 ProfileType mType = ProfileType::None; 70 float mDensity = 0; 71 72 FrameInfoSource& mFrameSource; 73 74 int mVerticalUnit = 0; 75 int mThresholdStroke = 0; 76 77 int mNumFastRects; 78 std::unique_ptr<float[]> mFastRects; 79 int mNumJankyRects; 80 std::unique_ptr<float[]> mJankyRects; 81 82 bool mShowDirtyRegions = false; 83 SkRect mDirtyRegion; 84 bool mFlashToggle = false; 85 nsecs_t mLastFrameLogged = 0; 86 }; 87 88 } /* namespace uirenderer */ 89 } /* namespace android */ 90