本文整理汇总了Java中android.os.Debug.threadCpuTimeNanos方法的典型用法代码示例。如果您正苦于以下问题：Java Debug.threadCpuTimeNanos方法的具体用法？Java Debug.threadCpuTimeNanos怎么用？Java Debug.threadCpuTimeNanos使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类android.os.Debug的用法示例。
在下文中一共展示了Debug.threadCpuTimeNanos方法的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: avgTimeEnd
import android.os.Debug; //导入方法依赖的package包/类
/**
* 统计平均时常
*
* @param tag
* @param msg
*/
public static void avgTimeEnd(String tag, Object... msg) {
if (LuaViewConfig.isDebug()) {
Map map = mAvgTime.get(tag);
if (map != null) {//已经开始
long lastTime = Long.valueOf(String.valueOf(map.get(LAST_TIME)));
long totalTime = Long.valueOf(String.valueOf(map.get(TOTAL_TIME))) + Debug.threadCpuTimeNanos() - lastTime;
map.put(TOTAL_TIME, totalTime);//总时间
long printInterval = Long.valueOf(String.valueOf(map.get(PRINT_INTERVAL)));
long times = Long.valueOf(String.valueOf(map.get(TIMES))) + 1;//总次数
if (times >= printInterval) {//可以打印
Log.d(DEFAULT_PREFIX, tag + " end " + (double) totalTime / printInterval + " " + getMsg(msg));
mAvgTime.put(tag, null);
} else {
map.put(TIMES, times);//总次数
}
}
}
}
示例2: stopAndCollectExecutionInfoTracking
import android.os.Debug; //导入方法依赖的package包/类
public void stopAndCollectExecutionInfoTracking() {
profilersRunning--;
mIcount.stopInstructionCounting();
instructionCount = mIcount.instructionsExecuted;
methodInvocationCount = mIcount.methodsExecuted;
threadAllocSize = Debug.getThreadAllocSize() - mStartThreadAllocSize;
gcThreadInvocationCount = Debug.getThreadGcInvocationCount() - mStartThreadGcInvocationCount;
gcGlobalInvocationCount = Debug.getGlobalGcInvocationCount() - mStartGlobalGcInvocationCount;
if (profilersRunning == 0) {
Debug.stopAllocCounting();
memAllocTrackerRunning = false;
}
threadCpuTime = Debug.threadCpuTimeNanos() - mStartThreadCpuTime;
execTime = System.nanoTime() - mStartTime;
Log.d(TAG, methodName + ": Thread Alloc Size - "
+ (Debug.getThreadAllocSize() - mStartThreadAllocSize));
Log.d(TAG, methodName
+ "Total instructions executed: " + instructionCount
+ " Method invocations: " + methodInvocationCount + "in "
+ execTime / 1000000 + "ms");
}
示例3: run
import android.os.Debug; //导入方法依赖的package包/类
@Override
public void run() {
while (!mIsFinished && count < COUNT) {
Canvas canvas = getHolder().lockCanvas();
if (canvas == null) {
return;
}
long start = Debug.threadCpuTimeNanos();
canvas.drawBitmap(mBitmap, 0, 0, PAINT);
long elapsed = Debug.threadCpuTimeNanos() - start;
elapsedTime += elapsed;
getHolder().unlockCanvasAndPost(canvas);
count++;
}
Log.d(TAG, String.format(Locale.US, "elapsedTime:%d, avg:%.2f (ns)", elapsedTime, ((float) elapsedTime / count)));
}
示例4: onDraw
import android.os.Debug; //导入方法依赖的package包/类
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
long start = Debug.threadCpuTimeNanos();
canvas.drawBitmap(mBitmap, 0, 0, PAINT);
long elapsed = Debug.threadCpuTimeNanos() - start;
elapsedTime += elapsed;
count++;
if (count < COUNT) {
invalidate();
} else {
Log.d(TAG, String.format(Locale.US, "elapsedTime:%d, avg:%.2f (ns)", elapsedTime, ((float) elapsedTime / count)));
}
}
示例5: timeStart
import android.os.Debug; //导入方法依赖的package包/类
/**
* log time start, must used with timeEnd
*/
public static void timeStart(Object... msg) {
if (LuaViewConfig.isDebug()) {
time = Debug.threadCpuTimeNanos();
Log.d(DEFAULT_PREFIX, "[start] " + getMsg(msg));
}
}
示例6: startExecutionInfoTracking
import android.os.Debug; //导入方法依赖的package包/类
public void startExecutionInfoTracking() {
mStartTime = System.nanoTime();
mStartThreadCpuTime = Debug.threadCpuTimeNanos();
if (memAllocTrackerRunning == false) {
Debug.startAllocCounting();
memAllocTrackerRunning = true;
}
mStartThreadAllocSize = Debug.getThreadAllocSize();
mStartThreadGcInvocationCount = Debug.getThreadGcInvocationCount();
mStartGlobalGcInvocationCount = Debug.getGlobalGcInvocationCount();
mIcount.startInstructionCounting();
profilersRunning++;
}
示例7: measureTimerResolution
import android.os.Debug; //导入方法依赖的package包/类
/**
* Measure the resolution of the timer.
* Any measurements close to this value is unreliable.
*/
private void measureTimerResolution(File outputFolder) {
// see http://gamasutra.com/view/feature/171774/getting_high_precision_timing_on_.php?print=1
long diff = 50000; // very large value
for (int i = 0; i < 100; i++) {
long end;
long start = Debug.threadCpuTimeNanos();
while (true) {
end = Debug.threadCpuTimeNanos();
if (end != start) {
if (diff > (end - start)) {
diff = end - start;
}
break;
}
}
}
try {
File file = new File(outputFolder, "timer");
FileOutputStream fileOutputStream = new FileOutputStream(file, false);
fileOutputStream.write(String.format(Locale.US, "%d\n", NUMBER_OF_ITERATIONS).getBytes());
fileOutputStream.write(String.format(Locale.US, "%d\n", NUMBER_OF_OBJECTS).getBytes());
fileOutputStream.write(String.format(Locale.US, "%d\n", diff).getBytes());
fileOutputStream.close();
} catch (Exception e) {
e.printStackTrace();
}
}
示例8: runWithTiming
import android.os.Debug; //导入方法依赖的package包/类
private static void runWithTiming(TaggedRunnable taggedRunnable) {
long nanoTime;
long j = 0;
boolean isDebug = true;
if (isDebug) {
nanoTime = System.nanoTime();
j = Debug.threadCpuTimeNanos();
} else {
nanoTime = 0;
}
try {
taggedRunnable.run();
if (isDebug) {
System.out.println("Timing - "
+ Thread.currentThread().getName() + " "
+ taggedRunnable.tag + ": "
+ ((Debug.threadCpuTimeNanos() - j) / 1000000)
+ "ms (cpu) / "
+ ((System.nanoTime() - nanoTime) / 1000000)
+ "ms (real)");
}
} catch (RuntimeException e) {
System.out.println("Exception in " + taggedRunnable.tag);
if (isDebug) {
System.out.println("Timing - "
+ Thread.currentThread().getName() + " "
+ taggedRunnable.tag + " (failed): "
+ ((Debug.threadCpuTimeNanos() - j) / 1000000)
+ "ms (cpu) / "
+ ((System.nanoTime() - nanoTime) / 1000000)
+ "ms (real)");
}
} catch (Throwable th) {
th.printStackTrace();
int i = 1;
if (isDebug) {
System.out.println("Timing - "
+ Thread.currentThread().getName() + " "
+ taggedRunnable.tag + (i != 0 ? " (failed): " : ": ")
+ ((Debug.threadCpuTimeNanos() - j) / 1000000)
+ "ms (cpu) / "
+ ((System.nanoTime() - nanoTime) / 1000000)
+ "ms (real)");
}
}
}
示例9: startTimer
import android.os.Debug; //导入方法依赖的package包/类
/**
* Starts the timer
*/
public void startTimer() {
timeStart = Debug.threadCpuTimeNanos();
}
示例10: stopTimer
import android.os.Debug; //导入方法依赖的package包/类
/**
* Stops the timer
*/
public void stopTimer() {
long timeStop = Debug.threadCpuTimeNanos();
long duration = timeStop - timeStart; // may report 0
timings.add(duration);
}
示例11: checkCpuTimeNanos
import android.os.Debug; //导入方法依赖的package包/类
/**
* Verify that the timer mechanism is available.
*/
private void checkCpuTimeNanos() {
if (Debug.threadCpuTimeNanos() == -1) {
throw new RuntimeException("Debug.threadCpuTimeNanos() doesn't work.");
}
}
示例12: run
import android.os.Debug; //导入方法依赖的package包/类
@Override
public void run() {
while (!mIsFinished && count < COUNT) {
Canvas canvas = lockCanvas();
if (canvas == null) {
return;
}
long start = Debug.threadCpuTimeNanos();
canvas.drawBitmap(mBitmap, 0, 0, PAINT);
long elapsed = Debug.threadCpuTimeNanos() - start;
elapsedTime += elapsed;
unlockCanvasAndPost(canvas);
count++;
}
Log.d(TAG, String.format(Locale.US, "elapsedTime:%d, avg:%.2f (ns)", elapsedTime, ((float) elapsedTime / count)));
}