1 files changed, 96 insertions, 0 deletions
diff --git a/libs/hwui/DrawProfiler.h b/libs/hwui/DrawProfiler.h
new file mode 100644
index 0000000..c1aa1c6
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+++ b/libs/hwui/DrawProfiler.h
@@ -0,0 +1,96 @@
+/*
+ * 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.
+ */
+#ifndef DRAWPROFILER_H
+#define DRAWPROFILER_H
+
+#include <utils/Timers.h>
+#include "Rect.h"
+
+namespace android {
+namespace uirenderer {
+
+class OpenGLRenderer;
+
+class DrawProfiler {
+public:
+    DrawProfiler();
+    ~DrawProfiler();
+
+    bool loadSystemProperties();
+    void setDensity(float density);
+
+    void startFrame(nsecs_t recordDurationNanos = 0);
+    void markPlaybackStart();
+    void markPlaybackEnd();
+    void finishFrame();
+
+    void unionDirty(Rect* dirty);
+    void draw(OpenGLRenderer* canvas);
+
+    void dumpData(int fd);
+
+private:
+    enum ProfileType {
+        kNone,
+        kConsole,
+        kBars,
+    };
+
+    typedef struct {
+        float record;
+        float prepare;
+        float playback;
+        float swapBuffers;
+    } FrameTimingData;
+
+    void createData();
+    void destroyData();
+
+    void addRect(Rect& r, float data, float* shapeOutput);
+    void prepareShapes(const int baseline);
+    void drawGraph(OpenGLRenderer* canvas);
+    void drawCurrentFrame(OpenGLRenderer* canvas);
+    void drawThreshold(OpenGLRenderer* canvas);
+
+    ProfileType loadRequestedProfileType();
+
+    ProfileType mType;
+    float mDensity;
+
+    FrameTimingData* mData;
+    int mDataSize;
+
+    int mCurrentFrame;
+    nsecs_t mPreviousTime;
+
+    int mVerticalUnit;
+    int mHorizontalUnit;
+    int mThresholdStroke;
+
+    /*
+     * mRects represents an array of rect shapes, divided into NUM_ELEMENTS
+     * groups such that each group is drawn with the same paint.
+     * For example mRects[0] is the array of rect floats suitable for
+     * OpenGLRenderer:drawRects() that makes up all the FrameTimingData:record
+     * information.
+     */
+    float** mRects;
+};
+
+} /* namespace uirenderer */
+} /* namespace android */
+
+#endif /* DRAWPROFILER_H */