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#ifndef DRAWPROFILER_H
17#define DRAWPROFILER_H
18
19#include <utils/Timers.h>
20#include "Rect.h"
21
22namespace android {
23namespace uirenderer {
24
25class OpenGLRenderer;
26
27class DrawProfiler {
28public:
29    DrawProfiler();
30    ~DrawProfiler();
31
32    bool loadSystemProperties();
33    void setDensity(float density);
34
35    void startFrame(nsecs_t recordDurationNanos = 0);
36    void markPlaybackStart();
37    void markPlaybackEnd();
38    void finishFrame();
39
40    void unionDirty(SkRect* dirty);
41    void draw(OpenGLRenderer* canvas);
42
43    void dumpData(int fd);
44
45private:
46    enum ProfileType {
47        kNone,
48        kConsole,
49        kBars,
50    };
51
52    typedef struct {
53        float record;
54        float prepare;
55        float playback;
56        float swapBuffers;
57    } FrameTimingData;
58
59    void createData();
60    void destroyData();
61
62    void addRect(Rect& r, float data, float* shapeOutput);
63    void prepareShapes(const int baseline);
64    void drawGraph(OpenGLRenderer* canvas);
65    void drawCurrentFrame(OpenGLRenderer* canvas);
66    void drawThreshold(OpenGLRenderer* canvas);
67
68    ProfileType loadRequestedProfileType();
69
70    ProfileType mType;
71    float mDensity;
72
73    FrameTimingData* mData;
74    int mDataSize;
75
76    int mCurrentFrame;
77    nsecs_t mPreviousTime;
78
79    int mVerticalUnit;
80    int mHorizontalUnit;
81    int mThresholdStroke;
82
83    /*
84     * mRects represents an array of rect shapes, divided into NUM_ELEMENTS
85     * groups such that each group is drawn with the same paint.
86     * For example mRects[0] is the array of rect floats suitable for
87     * OpenGLRenderer:drawRects() that makes up all the FrameTimingData:record
88     * information.
89     */
90    float** mRects;
91
92    bool mShowDirtyRegions;
93    SkRect mDirtyRegion;
94    bool mFlashToggle;
95};
96
97} /* namespace uirenderer */
98} /* namespace android */
99
100#endif /* DRAWPROFILER_H */
101