Add support to Java for RS tracing.

Change-Id: I95c365345fea3a1e132a7eb2270d541be0745d02
diff --git a/graphics/java/android/renderscript/Allocation.java b/graphics/java/android/renderscript/Allocation.java
index 773328c..3d4d40a 100644
--- a/graphics/java/android/renderscript/Allocation.java
+++ b/graphics/java/android/renderscript/Allocation.java
@@ -28,6 +28,7 @@
 import android.util.Log;
 import android.util.TypedValue;
 import android.graphics.Canvas;
+import android.os.Trace;
 
 /**
  * <p>
@@ -365,6 +366,7 @@
      *
      */
     public void syncAll(int srcLocation) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "syncAll");
         switch (srcLocation) {
         case USAGE_GRAPHICS_TEXTURE:
         case USAGE_SCRIPT:
@@ -385,6 +387,7 @@
         }
         mRS.validate();
         mRS.nAllocationSyncAll(getIDSafe(), srcLocation);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -393,12 +396,14 @@
      *
      */
     public void ioSend() {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "ioSend");
         if ((mUsage & USAGE_IO_OUTPUT) == 0) {
             throw new RSIllegalArgumentException(
                 "Can only send buffer if IO_OUTPUT usage specified.");
         }
         mRS.validate();
         mRS.nAllocationIoSend(getID(mRS));
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -414,12 +419,14 @@
      *
      */
     public void ioReceive() {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "ioReceive");
         if ((mUsage & USAGE_IO_INPUT) == 0) {
             throw new RSIllegalArgumentException(
                 "Can only receive if IO_INPUT usage specified.");
         }
         mRS.validate();
         mRS.nAllocationIoReceive(getID(mRS));
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -428,6 +435,7 @@
      * @param d Source array.
      */
     public void copyFrom(BaseObj[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFrom");
         mRS.validate();
         validateIsObject();
         if (d.length != mCurrentCount) {
@@ -439,6 +447,7 @@
             i[ct] = d[ct].getID(mRS);
         }
         copy1DRangeFromUnchecked(0, mCurrentCount, i);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     private void validateBitmapFormat(Bitmap b) {
@@ -504,6 +513,7 @@
      * @param d the source data array
      */
     public void copyFromUnchecked(int[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFromUnchecked");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFromUnchecked(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -512,7 +522,9 @@
         } else {
             copy1DRangeFromUnchecked(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
+
     /**
      * Copy an allocation from an array.  This variant is not type
      * checked which allows an application to fill in structured
@@ -521,6 +533,7 @@
      * @param d the source data array
      */
     public void copyFromUnchecked(short[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFromUnchecked");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFromUnchecked(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -529,7 +542,9 @@
         } else {
             copy1DRangeFromUnchecked(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
+
     /**
      * Copy an allocation from an array.  This variant is not type
      * checked which allows an application to fill in structured
@@ -538,6 +553,7 @@
      * @param d the source data array
      */
     public void copyFromUnchecked(byte[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFromUnchecked");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFromUnchecked(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -546,7 +562,9 @@
         } else {
             copy1DRangeFromUnchecked(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
+
     /**
      * Copy an allocation from an array.  This variant is not type
      * checked which allows an application to fill in structured
@@ -555,6 +573,7 @@
      * @param d the source data array
      */
     public void copyFromUnchecked(float[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFromUnchecked");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFromUnchecked(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -563,8 +582,10 @@
         } else {
             copy1DRangeFromUnchecked(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
+
     /**
      * Copy an allocation from an array.  This variant is type
      * checked and will generate exceptions if the Allocation type
@@ -573,6 +594,7 @@
      * @param d the source data array
      */
     public void copyFrom(int[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFrom");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFrom(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -581,6 +603,7 @@
         } else {
             copy1DRangeFrom(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -591,6 +614,7 @@
      * @param d the source data array
      */
     public void copyFrom(short[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFrom");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFrom(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -599,6 +623,7 @@
         } else {
             copy1DRangeFrom(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -609,6 +634,7 @@
      * @param d the source data array
      */
     public void copyFrom(byte[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFrom");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFrom(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -617,6 +643,7 @@
         } else {
             copy1DRangeFrom(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -627,6 +654,7 @@
      * @param d the source data array
      */
     public void copyFrom(float[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFrom");
         mRS.validate();
         if (mCurrentDimZ > 0) {
             copy3DRangeFrom(0, 0, 0, mCurrentDimX, mCurrentDimY, mCurrentDimZ, d);
@@ -635,6 +663,7 @@
         } else {
             copy1DRangeFrom(0, mCurrentCount, d);
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -644,6 +673,7 @@
      * @param b the source bitmap
      */
     public void copyFrom(Bitmap b) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFrom");
         mRS.validate();
         if (b.getConfig() == null) {
             Bitmap newBitmap = Bitmap.createBitmap(b.getWidth(), b.getHeight(), Bitmap.Config.ARGB_8888);
@@ -655,6 +685,7 @@
         validateBitmapSize(b);
         validateBitmapFormat(b);
         mRS.nAllocationCopyFromBitmap(getID(mRS), b);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -664,14 +695,15 @@
      * @param a the source allocation
      */
     public void copyFrom(Allocation a) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyFrom");
         mRS.validate();
         if (!mType.equals(a.getType())) {
             throw new RSIllegalArgumentException("Types of allocations must match.");
         }
         copy2DRangeFrom(0, 0, mCurrentDimX, mCurrentDimY, a, 0, 0);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
-
     /**
      * This is only intended to be used by auto-generate code reflected from the
      * renderscript script files.
@@ -763,10 +795,13 @@
      * @param d the source data array
      */
     public void copy1DRangeFromUnchecked(int off, int count, int[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFromUnchecked");
         int dataSize = mType.mElement.getBytesSize() * count;
         data1DChecks(off, count, d.length * 4, dataSize);
         mRS.nAllocationData1D(getIDSafe(), off, mSelectedLOD, count, d, dataSize);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
+
     /**
      * Copy part of an allocation from an array.  This variant is
      * not type checked which allows an application to fill in
@@ -777,10 +812,13 @@
      * @param d the source data array
      */
     public void copy1DRangeFromUnchecked(int off, int count, short[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFromUnchecked");
         int dataSize = mType.mElement.getBytesSize() * count;
         data1DChecks(off, count, d.length * 2, dataSize);
         mRS.nAllocationData1D(getIDSafe(), off, mSelectedLOD, count, d, dataSize);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
+
     /**
      * Copy part of an allocation from an array.  This variant is
      * not type checked which allows an application to fill in
@@ -791,10 +829,13 @@
      * @param d the source data array
      */
     public void copy1DRangeFromUnchecked(int off, int count, byte[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFromUnchecked");
         int dataSize = mType.mElement.getBytesSize() * count;
         data1DChecks(off, count, d.length, dataSize);
         mRS.nAllocationData1D(getIDSafe(), off, mSelectedLOD, count, d, dataSize);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
+
     /**
      * Copy part of an allocation from an array.  This variant is
      * not type checked which allows an application to fill in
@@ -805,9 +846,11 @@
      * @param d the source data array
      */
     public void copy1DRangeFromUnchecked(int off, int count, float[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFromUnchecked");
         int dataSize = mType.mElement.getBytesSize() * count;
         data1DChecks(off, count, d.length * 4, dataSize);
         mRS.nAllocationData1D(getIDSafe(), off, mSelectedLOD, count, d, dataSize);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -820,8 +863,10 @@
      * @param d the source data array
      */
     public void copy1DRangeFrom(int off, int count, int[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFrom");
         validateIsInt32();
         copy1DRangeFromUnchecked(off, count, d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -834,8 +879,10 @@
      * @param d the source data array
      */
     public void copy1DRangeFrom(int off, int count, short[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFrom");
         validateIsInt16();
         copy1DRangeFromUnchecked(off, count, d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -848,8 +895,10 @@
      * @param d the source data array
      */
     public void copy1DRangeFrom(int off, int count, byte[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFrom");
         validateIsInt8();
         copy1DRangeFromUnchecked(off, count, d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -862,10 +911,11 @@
      * @param d the source data array.
      */
     public void copy1DRangeFrom(int off, int count, float[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFrom");
         validateIsFloat32();
         copy1DRangeFromUnchecked(off, count, d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
-
      /**
      * Copy part of an allocation from another allocation.
      *
@@ -876,6 +926,7 @@
      *          be copied.
      */
     public void copy1DRangeFrom(int off, int count, Allocation data, int dataOff) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy1DRangeFrom");
         mRS.nAllocationData2D(getIDSafe(), off, 0,
                               mSelectedLOD, mSelectedFace.mID,
                               count, 1, data.getID(mRS), dataOff, 0,
@@ -900,34 +951,41 @@
     }
 
     void copy2DRangeFromUnchecked(int xoff, int yoff, int w, int h, byte[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFromUnchecked");
         mRS.validate();
         validate2DRange(xoff, yoff, w, h);
         mRS.nAllocationData2D(getIDSafe(), xoff, yoff, mSelectedLOD, mSelectedFace.mID,
                               w, h, data, data.length);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     void copy2DRangeFromUnchecked(int xoff, int yoff, int w, int h, short[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFromUnchecked");
         mRS.validate();
         validate2DRange(xoff, yoff, w, h);
         mRS.nAllocationData2D(getIDSafe(), xoff, yoff, mSelectedLOD, mSelectedFace.mID,
                               w, h, data, data.length * 2);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     void copy2DRangeFromUnchecked(int xoff, int yoff, int w, int h, int[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFromUnchecked");
         mRS.validate();
         validate2DRange(xoff, yoff, w, h);
         mRS.nAllocationData2D(getIDSafe(), xoff, yoff, mSelectedLOD, mSelectedFace.mID,
                               w, h, data, data.length * 4);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     void copy2DRangeFromUnchecked(int xoff, int yoff, int w, int h, float[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFromUnchecked");
         mRS.validate();
         validate2DRange(xoff, yoff, w, h);
         mRS.nAllocationData2D(getIDSafe(), xoff, yoff, mSelectedLOD, mSelectedFace.mID,
                               w, h, data, data.length * 4);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
-
     /**
      * Copy a rectangular region from the array into the allocation.
      * The incoming array is assumed to be tightly packed.
@@ -939,23 +997,31 @@
      * @param data to be placed into the allocation
      */
     public void copy2DRangeFrom(int xoff, int yoff, int w, int h, byte[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFrom");
         validateIsInt8();
         copy2DRangeFromUnchecked(xoff, yoff, w, h, data);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     public void copy2DRangeFrom(int xoff, int yoff, int w, int h, short[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFrom");
         validateIsInt16();
         copy2DRangeFromUnchecked(xoff, yoff, w, h, data);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     public void copy2DRangeFrom(int xoff, int yoff, int w, int h, int[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFrom");
         validateIsInt32();
         copy2DRangeFromUnchecked(xoff, yoff, w, h, data);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     public void copy2DRangeFrom(int xoff, int yoff, int w, int h, float[] data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFrom");
         validateIsFloat32();
         copy2DRangeFromUnchecked(xoff, yoff, w, h, data);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -972,12 +1038,14 @@
      */
     public void copy2DRangeFrom(int xoff, int yoff, int w, int h,
                                 Allocation data, int dataXoff, int dataYoff) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFrom");
         mRS.validate();
         validate2DRange(xoff, yoff, w, h);
         mRS.nAllocationData2D(getIDSafe(), xoff, yoff,
                               mSelectedLOD, mSelectedFace.mID,
                               w, h, data.getID(mRS), dataXoff, dataYoff,
                               data.mSelectedLOD, data.mSelectedFace.mID);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -990,6 +1058,7 @@
      * @param data the bitmap to be copied
      */
     public void copy2DRangeFrom(int xoff, int yoff, Bitmap data) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copy2DRangeFrom");
         mRS.validate();
         if (data.getConfig() == null) {
             Bitmap newBitmap = Bitmap.createBitmap(data.getWidth(), data.getHeight(), Bitmap.Config.ARGB_8888);
@@ -1001,6 +1070,7 @@
         validateBitmapFormat(data);
         validate2DRange(xoff, yoff, data.getWidth(), data.getHeight());
         mRS.nAllocationData2D(getIDSafe(), xoff, yoff, mSelectedLOD, mSelectedFace.mID, data);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     private void validate3DRange(int xoff, int yoff, int zoff, int w, int h, int d) {
@@ -1142,10 +1212,12 @@
      * @param b The bitmap to be set from the Allocation.
      */
     public void copyTo(Bitmap b) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyTo");
         mRS.validate();
         validateBitmapFormat(b);
         validateBitmapSize(b);
         mRS.nAllocationCopyToBitmap(getID(mRS), b);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -1156,9 +1228,11 @@
      * @param d The array to be set from the Allocation.
      */
     public void copyTo(byte[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyTo");
         validateIsInt8();
         mRS.validate();
         mRS.nAllocationRead(getID(mRS), d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -1169,9 +1243,11 @@
      * @param d The array to be set from the Allocation.
      */
     public void copyTo(short[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyTo");
         validateIsInt16();
         mRS.validate();
         mRS.nAllocationRead(getID(mRS), d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -1182,9 +1258,11 @@
      * @param d The array to be set from the Allocation.
      */
     public void copyTo(int[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyTo");
         validateIsInt32();
         mRS.validate();
         mRS.nAllocationRead(getID(mRS), d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -1195,9 +1273,11 @@
      * @param d The array to be set from the Allocation.
      */
     public void copyTo(float[] d) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "copyTo");
         validateIsFloat32();
         mRS.validate();
         mRS.nAllocationRead(getID(mRS), d);
+        Trace.traceEnd(RenderScript.TRACE_TAG);
     }
 
     /**
@@ -1246,6 +1326,7 @@
      *              utilized
      */
     static public Allocation createTyped(RenderScript rs, Type type, MipmapControl mips, int usage) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "createTyped");
         rs.validate();
         if (type.getID(rs) == 0) {
             throw new RSInvalidStateException("Bad Type");
@@ -1254,6 +1335,7 @@
         if (id == 0) {
             throw new RSRuntimeException("Allocation creation failed.");
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
         return new Allocation(id, rs, type, usage);
     }
 
@@ -1300,6 +1382,7 @@
      */
     static public Allocation createSized(RenderScript rs, Element e,
                                          int count, int usage) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "createSized");
         rs.validate();
         Type.Builder b = new Type.Builder(rs, e);
         b.setX(count);
@@ -1309,6 +1392,7 @@
         if (id == 0) {
             throw new RSRuntimeException("Allocation creation failed.");
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
         return new Allocation(id, rs, t, usage);
     }
 
@@ -1369,6 +1453,7 @@
     static public Allocation createFromBitmap(RenderScript rs, Bitmap b,
                                               MipmapControl mips,
                                               int usage) {
+        Trace.traceBegin(RenderScript.TRACE_TAG, "createFromBitmap");
         rs.validate();
 
         // WAR undocumented color formats
@@ -1404,6 +1489,7 @@
         if (id == 0) {
             throw new RSRuntimeException("Load failed.");
         }
+        Trace.traceEnd(RenderScript.TRACE_TAG);
         return new Allocation(id, rs, t, usage);
     }
 
diff --git a/graphics/java/android/renderscript/RenderScript.java b/graphics/java/android/renderscript/RenderScript.java
index 38aa442..8071073 100644
--- a/graphics/java/android/renderscript/RenderScript.java
+++ b/graphics/java/android/renderscript/RenderScript.java
@@ -30,8 +30,7 @@
 import android.util.Log;
 import android.view.Surface;
 import android.os.SystemProperties;
-
-
+import android.os.Trace;
 
 /**
  * Renderscript base master class.  An instance of this class creates native
@@ -46,6 +45,8 @@
  * </div>
  **/
 public class RenderScript {
+    static final long TRACE_TAG = Trace.TRACE_TAG_RS;
+
     static final String LOG_TAG = "RenderScript_jni";
     static final boolean DEBUG  = false;
     @SuppressWarnings({"UnusedDeclaration", "deprecation"})