graphics/java/android/renderscript/Allocation.java - platform/frameworks/base - Gitiles

 /*
  * Copyright (C) 2008 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.
  */

 package android.renderscript;

 import java.io.IOException;
 import java.io.InputStream;

 import android.content.res.Resources;
 import android.content.res.AssetManager;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.util.Log;
 import android.util.TypedValue;

 /**
  * @hide
  *
  **/
 public class Allocation extends BaseObj {
     Type mType;
     Bitmap mBitmap;
     int mUsage;

     public static final int USAGE_SCRIPT = 0x0001;
     public static final int USAGE_GRAPHICS_TEXTURE = 0x0002;
     public static final int USAGE_GRAPHICS_VERTEX = 0x0004;
     public static final int USAGE_GRAPHICS_CONSTANTS = 0x0008;

     private static final int USAGE_ALL = 0x000F;


     public enum CubemapLayout {
         VERTICAL_FACE_LIST (0),
         HORIZONTAL_FACE_LIST (1),
         VERTICAL_CROSS (2),
         HORIZONTAL_CROSS (3);

         int mID;
         CubemapLayout(int id) {
             mID = id;
         }
     }

     public enum MipmapControl {
         MIPMAP_NONE(0),
         MIPMAP_FULL(1),
         MIPMAP_ON_SYNC_TO_TEXTURE(2);

         int mID;
         MipmapControl(int id) {
             mID = id;
         }
     }

     Allocation(int id, RenderScript rs, Type t, int usage) {
         super(id, rs);
         if (usage > USAGE_ALL) {
             throw new RSIllegalArgumentException("Unknown usage specified.");
         }
         mType = t;
     }

     @Override
     void updateFromNative() {
         super.updateFromNative();
         int typeID = mRS.nAllocationGetType(getID());
         if(typeID != 0) {
             mType = new Type(typeID, mRS);
             mType.updateFromNative();
         }
     }

     public Type getType() {
         return mType;
     }

     public void syncAll(int srcLocation) {
         switch (srcLocation) {
         case USAGE_SCRIPT:
         case USAGE_GRAPHICS_CONSTANTS:
         case USAGE_GRAPHICS_TEXTURE:
         case USAGE_GRAPHICS_VERTEX:
             break;
         default:
             throw new RSIllegalArgumentException("Source must be exactly one usage type.");
         }
         mRS.validate();
         mRS.nAllocationSyncAll(getID(), srcLocation);
     }

     public void uploadToTexture(int baseMipLevel) {
         mRS.validate();
         mRS.nAllocationUploadToTexture(getID(), false, baseMipLevel);
     }

     public void uploadToTexture(boolean genMips, int baseMipLevel) {
         mRS.validate();
         mRS.nAllocationUploadToTexture(getID(), genMips, baseMipLevel);
     }

     public void uploadToBufferObject() {
         mRS.validate();
         mRS.nAllocationUploadToBufferObject(getID());
     }


     public void copyFrom(BaseObj[] d) {
         mRS.validate();
         if (d.length != mType.getCount()) {
             throw new RSIllegalArgumentException("Array size mismatch, allocation sizeX = " +
                                                  mType.getCount() + ", array length = " + d.length);
         }
         int i[] = new int[d.length];
         for (int ct=0; ct < d.length; ct++) {
             i[ct] = d[ct].getID();
         }
         subData1D(0, mType.getCount(), i);
     }

     private void validateBitmap(Bitmap b) {
         mRS.validate();
         if(mType.getX() != b.getWidth() ||
            mType.getY() != b.getHeight()) {
             throw new RSIllegalArgumentException("Cannot update allocation from bitmap, sizes mismatch");
         }
     }

     public void copyFrom(int[] d) {
         mRS.validate();
         subData1D(0, mType.getCount(), d);
     }
     public void copyFrom(short[] d) {
         mRS.validate();
         subData1D(0, mType.getCount(), d);
     }
     public void copyFrom(byte[] d) {
         mRS.validate();
         subData1D(0, mType.getCount(), d);
     }
     public void copyFrom(float[] d) {
         mRS.validate();
         subData1D(0, mType.getCount(), d);
     }
     public void copyFrom(Bitmap b) {
         validateBitmap(b);
         mRS.nAllocationCopyFromBitmap(getID(), b);
     }

     public void copyTo(Bitmap b) {
         validateBitmap(b);
         mRS.nAllocationCopyToBitmap(getID(), b);
     }


     public void subData(int xoff, FieldPacker fp) {
         int eSize = mType.mElement.getSizeBytes();
         final byte[] data = fp.getData();

         int count = data.length / eSize;
         if ((eSize * count) != data.length) {
             throw new RSIllegalArgumentException("Field packer length " + data.length +
                                                " not divisible by element size " + eSize + ".");
         }
         data1DChecks(xoff, count, data.length, data.length);
         mRS.nAllocationSubData1D(getID(), xoff, count, data, data.length);
     }


     public void subElementData(int xoff, int component_number, FieldPacker fp) {
         if (component_number >= mType.mElement.mElements.length) {
             throw new RSIllegalArgumentException("Component_number " + component_number + " out of range.");
         }
         if(xoff < 0) {
             throw new RSIllegalArgumentException("Offset must be >= 0.");
         }

         final byte[] data = fp.getData();
         int eSize = mType.mElement.mElements[component_number].getSizeBytes();

         if (data.length != eSize) {
             throw new RSIllegalArgumentException("Field packer sizelength " + data.length +
                                                " does not match component size " + eSize + ".");
         }

         mRS.nAllocationSubElementData1D(getID(), xoff, component_number, data, data.length);
     }

     private void data1DChecks(int off, int count, int len, int dataSize) {
         mRS.validate();
         if(off < 0) {
             throw new RSIllegalArgumentException("Offset must be >= 0.");
         }
         if(count < 1) {
             throw new RSIllegalArgumentException("Count must be >= 1.");
         }
         if((off + count) > mType.getCount()) {
             throw new RSIllegalArgumentException("Overflow, Available count " + mType.getCount() +
                                                ", got " + count + " at offset " + off + ".");
         }
         if((len) < dataSize) {
             throw new RSIllegalArgumentException("Array too small for allocation type.");
         }
     }

     public void subData1D(int off, int count, int[] d) {
         int dataSize = mType.mElement.getSizeBytes() * count;
         data1DChecks(off, count, d.length * 4, dataSize);
         mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
     }
     public void subData1D(int off, int count, short[] d) {
         int dataSize = mType.mElement.getSizeBytes() * count;
         data1DChecks(off, count, d.length * 2, dataSize);
         mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
     }
     public void subData1D(int off, int count, byte[] d) {
         int dataSize = mType.mElement.getSizeBytes() * count;
         data1DChecks(off, count, d.length, dataSize);
         mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
     }
     public void subData1D(int off, int count, float[] d) {
         int dataSize = mType.mElement.getSizeBytes() * count;
         data1DChecks(off, count, d.length * 4, dataSize);
         mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
     }


     public void subData2D(int xoff, int yoff, int w, int h, int[] d) {
         mRS.validate();
         mRS.nAllocationSubData2D(getID(), xoff, yoff, w, h, d, d.length * 4);
     }

     public void subData2D(int xoff, int yoff, int w, int h, float[] d) {
         mRS.validate();
         mRS.nAllocationSubData2D(getID(), xoff, yoff, w, h, d, d.length * 4);
     }

     public void readData(int[] d) {
         mRS.validate();
         mRS.nAllocationRead(getID(), d);
     }

     public void readData(float[] d) {
         mRS.validate();
         mRS.nAllocationRead(getID(), d);
     }

     public synchronized void resize(int dimX) {
         if ((mType.getY() > 0)|| (mType.getZ() > 0) || mType.hasFaces() || mType.hasMipmaps()) {
             throw new RSInvalidStateException("Resize only support for 1D allocations at this time.");
         }
         mRS.nAllocationResize1D(getID(), dimX);
         mRS.finish();  // Necessary because resize is fifoed and update is async.

         int typeID = mRS.nAllocationGetType(getID());
         mType = new Type(typeID, mRS);
         mType.updateFromNative();
     }

     /*
     public void resize(int dimX, int dimY) {
         if ((mType.getZ() > 0) || mType.getFaces() || mType.getLOD()) {
             throw new RSIllegalStateException("Resize only support for 2D allocations at this time.");
         }
         if (mType.getY() == 0) {
             throw new RSIllegalStateException("Resize only support for 2D allocations at this time.");
         }
         mRS.nAllocationResize2D(getID(), dimX, dimY);
     }
     */

     /*
     public class Adapter1D extends BaseObj {
         Adapter1D(int id, RenderScript rs) {
             super(id, rs);
         }

         public void setConstraint(Dimension dim, int value) {
             mRS.validate();
             mRS.nAdapter1DSetConstraint(getID(), dim.mID, value);
         }

         public void data(int[] d) {
             mRS.validate();
             mRS.nAdapter1DData(getID(), d);
         }

         public void data(float[] d) {
             mRS.validate();
             mRS.nAdapter1DData(getID(), d);
         }

         public void subData(int off, int count, int[] d) {
             mRS.validate();
             mRS.nAdapter1DSubData(getID(), off, count, d);
         }

         public void subData(int off, int count, float[] d) {
             mRS.validate();
             mRS.nAdapter1DSubData(getID(), off, count, d);
         }
     }

     public Adapter1D createAdapter1D() {
         mRS.validate();
         int id = mRS.nAdapter1DCreate();
         if(id == 0) {
             throw new RSRuntimeException("Adapter creation failed.");
         }
         mRS.nAdapter1DBindAllocation(id, getID());
         return new Adapter1D(id, mRS);
     }
     */


     public class Adapter2D extends BaseObj {
         Adapter2D(int id, RenderScript rs) {
             super(id, rs);
         }

         public void setConstraint(Dimension dim, int value) {
             mRS.validate();
             mRS.nAdapter2DSetConstraint(getID(), dim.mID, value);
         }

         public void data(int[] d) {
             mRS.validate();
             mRS.nAdapter2DData(getID(), d);
         }

         public void data(float[] d) {
             mRS.validate();
             mRS.nAdapter2DData(getID(), d);
         }

         public void subData(int xoff, int yoff, int w, int h, int[] d) {
             mRS.validate();
             mRS.nAdapter2DSubData(getID(), xoff, yoff, w, h, d);
         }

         public void subData(int xoff, int yoff, int w, int h, float[] d) {
             mRS.validate();
             mRS.nAdapter2DSubData(getID(), xoff, yoff, w, h, d);
         }
     }

     public Adapter2D createAdapter2D() {
         mRS.validate();
         int id = mRS.nAdapter2DCreate();
         if(id == 0) {
             throw new RSRuntimeException("allocation failed.");
         }
         mRS.nAdapter2DBindAllocation(id, getID());
         if(id == 0) {
             throw new RSRuntimeException("Adapter creation failed.");
         }
         return new Adapter2D(id, mRS);
     }


     // creation

     private static BitmapFactory.Options mBitmapOptions = new BitmapFactory.Options();
     static {
         mBitmapOptions.inScaled = false;
     }

     static public Allocation createTyped(RenderScript rs, Type type, int usage) {
         rs.validate();
         if (type.getID() == 0) {
             throw new RSInvalidStateException("Bad Type");
         }
         int id = rs.nAllocationCreateTyped(type.getID(), usage);
         if (id == 0) {
             throw new RSRuntimeException("Allocation creation failed.");
         }
         return new Allocation(id, rs, type, usage);
     }

     static public Allocation createTyped(RenderScript rs, Type type) {
         return createTyped(rs, type, USAGE_ALL);
     }

     static public Allocation createSized(RenderScript rs, Element e,
                                          int count, int usage) {
         rs.validate();
         Type.Builder b = new Type.Builder(rs, e);
         b.setX(count);
         Type t = b.create();

         int id = rs.nAllocationCreateTyped(t.getID(), usage);
         if (id == 0) {
             throw new RSRuntimeException("Allocation creation failed.");
         }
         return new Allocation(id, rs, t, usage);
     }

     static public Allocation createSized(RenderScript rs, Element e, int count) {
         return createSized(rs, e, count, USAGE_ALL);
     }

     static private Element elementFromBitmap(RenderScript rs, Bitmap b) {
         final Bitmap.Config bc = b.getConfig();
         if (bc == Bitmap.Config.ALPHA_8) {
             return Element.A_8(rs);
         }
         if (bc == Bitmap.Config.ARGB_4444) {
             return Element.RGBA_4444(rs);
         }
         if (bc == Bitmap.Config.ARGB_8888) {
             return Element.RGBA_8888(rs);
         }
         if (bc == Bitmap.Config.RGB_565) {
             return Element.RGB_565(rs);
         }
         throw new RSInvalidStateException("Bad bitmap type: " + bc);
     }

     static private Type typeFromBitmap(RenderScript rs, Bitmap b,
                                        MipmapControl mip) {
         Element e = elementFromBitmap(rs, b);
         Type.Builder tb = new Type.Builder(rs, e);
         tb.setX(b.getWidth());
         tb.setY(b.getHeight());
         tb.setMipmaps(mip == MipmapControl.MIPMAP_FULL);
         return tb.create();
     }

     static public Allocation createFromBitmap(RenderScript rs, Bitmap b,
                                               MipmapControl mips,
                                               int usage) {
         rs.validate();
         Type t = typeFromBitmap(rs, b, mips);

         int id = rs.nAllocationCreateFromBitmap(t.getID(), mips.mID, b, usage);
         if (id == 0) {
             throw new RSRuntimeException("Load failed.");
         }
         return new Allocation(id, rs, t, usage);
     }

     static public Allocation createFromBitmap(RenderScript rs, Bitmap b,
                                               Element dstFmt, boolean genMips) {
         MipmapControl mc = MipmapControl.MIPMAP_NONE;
         if (genMips) {
             mc = MipmapControl.MIPMAP_ON_SYNC_TO_TEXTURE;
         }
         return createFromBitmap(rs, b, mc, USAGE_ALL);
     }

     static public Allocation createCubemapFromBitmap(RenderScript rs, Bitmap b,
                                                      MipmapControl mips,
                                                      CubemapLayout layout,
                                                      int usage) {
         rs.validate();

         int height = b.getHeight();
         int width = b.getWidth();

         if (layout != CubemapLayout.VERTICAL_FACE_LIST) {
             throw new RSIllegalArgumentException("Only vertical face list supported");
         }
         if (height % 6 != 0) {
             throw new RSIllegalArgumentException("Cubemap height must be multiple of 6");
         }
         if (height / 6 != width) {
             throw new RSIllegalArgumentException("Only square cobe map faces supported");
         }
         boolean isPow2 = (width & (width - 1)) == 0;
         if (!isPow2) {
             throw new RSIllegalArgumentException("Only power of 2 cube faces supported");
         }

         Element e = elementFromBitmap(rs, b);
         Type.Builder tb = new Type.Builder(rs, e);
         tb.setX(width);
         tb.setY(width);
         tb.setFaces(true);
         tb.setMipmaps(mips == MipmapControl.MIPMAP_FULL);
         Type t = tb.create();

         int id = rs.nAllocationCubeCreateFromBitmap(t.getID(), mips.mID, b, usage);
         if(id == 0) {
             throw new RSRuntimeException("Load failed for bitmap " + b + " element " + e);
         }
         return new Allocation(id, rs, t, usage);
     }

     static public Allocation createCubemapFromBitmap(RenderScript rs, Bitmap b,
                                                      Element dstFmt,
                                                      boolean genMips,
                                                      CubemapLayout layout) {
         MipmapControl mc = MipmapControl.MIPMAP_NONE;
         if (genMips) {
             mc = MipmapControl.MIPMAP_ON_SYNC_TO_TEXTURE;
         }
         return createCubemapFromBitmap(rs, b, mc, layout, USAGE_ALL);
     }

     static public Allocation createFromBitmapResource(RenderScript rs,
                                                       Resources res,
                                                       int id,
                                                       MipmapControl mips,
                                                       int usage) {

         rs.validate();
         Bitmap b = BitmapFactory.decodeResource(res, id);
         Allocation alloc = createFromBitmap(rs, b, mips, usage);
         b.recycle();
         return alloc;
     }

     static public Allocation createFromBitmapResource(RenderScript rs,
                                                       Resources res,
                                                       int id,
                                                       Element dstFmt,
                                                       boolean genMips) {
         MipmapControl mc = MipmapControl.MIPMAP_NONE;
         if (genMips) {
             mc = MipmapControl.MIPMAP_ON_SYNC_TO_TEXTURE;
         }
         return createFromBitmapResource(rs, res, id, mc, USAGE_ALL);
     }

     static public Allocation createFromString(RenderScript rs,
                                               String str,
                                               int usage) {
         rs.validate();
         byte[] allocArray = null;
         try {
             allocArray = str.getBytes("UTF-8");
             Allocation alloc = Allocation.createSized(rs, Element.U8(rs), allocArray.length, usage);
             alloc.copyFrom(allocArray);
             return alloc;
         }
         catch (Exception e) {
             throw new RSRuntimeException("Could not convert string to utf-8.");
         }
     }
 }
	/*
	* Copyright (C) 2008 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.
	*/

	package android.renderscript;

	import java.io.IOException;
	import java.io.InputStream;

	import android.content.res.Resources;
	import android.content.res.AssetManager;
	import android.graphics.Bitmap;
	import android.graphics.BitmapFactory;
	import android.util.Log;
	import android.util.TypedValue;

	/**
	* @hide
	*
	**/
	public class Allocation extends BaseObj {
	Type mType;
	Bitmap mBitmap;
	int mUsage;

	public static final int USAGE_SCRIPT = 0x0001;
	public static final int USAGE_GRAPHICS_TEXTURE = 0x0002;
	public static final int USAGE_GRAPHICS_VERTEX = 0x0004;
	public static final int USAGE_GRAPHICS_CONSTANTS = 0x0008;

	private static final int USAGE_ALL = 0x000F;


	public enum CubemapLayout {
	VERTICAL_FACE_LIST (0),
	HORIZONTAL_FACE_LIST (1),
	VERTICAL_CROSS (2),
	HORIZONTAL_CROSS (3);

	int mID;
	CubemapLayout(int id) {
	mID = id;
	}
	}

	public enum MipmapControl {
	MIPMAP_NONE(0),
	MIPMAP_FULL(1),
	MIPMAP_ON_SYNC_TO_TEXTURE(2);

	int mID;
	MipmapControl(int id) {
	mID = id;
	}
	}

	Allocation(int id, RenderScript rs, Type t, int usage) {
	super(id, rs);
	if (usage > USAGE_ALL) {
	throw new RSIllegalArgumentException("Unknown usage specified.");
	}
	mType = t;
	}

	@Override
	void updateFromNative() {
	super.updateFromNative();
	int typeID = mRS.nAllocationGetType(getID());
	if(typeID != 0) {
	mType = new Type(typeID, mRS);
	mType.updateFromNative();
	}
	}

	public Type getType() {
	return mType;
	}

	public void syncAll(int srcLocation) {
	switch (srcLocation) {
	case USAGE_SCRIPT:
	case USAGE_GRAPHICS_CONSTANTS:
	case USAGE_GRAPHICS_TEXTURE:
	case USAGE_GRAPHICS_VERTEX:
	break;
	default:
	throw new RSIllegalArgumentException("Source must be exactly one usage type.");
	}
	mRS.validate();
	mRS.nAllocationSyncAll(getID(), srcLocation);
	}

	public void uploadToTexture(int baseMipLevel) {
	mRS.validate();
	mRS.nAllocationUploadToTexture(getID(), false, baseMipLevel);
	}

	public void uploadToTexture(boolean genMips, int baseMipLevel) {
	mRS.validate();
	mRS.nAllocationUploadToTexture(getID(), genMips, baseMipLevel);
	}

	public void uploadToBufferObject() {
	mRS.validate();
	mRS.nAllocationUploadToBufferObject(getID());
	}


	public void copyFrom(BaseObj[] d) {
	mRS.validate();
	if (d.length != mType.getCount()) {
	throw new RSIllegalArgumentException("Array size mismatch, allocation sizeX = " +
	mType.getCount() + ", array length = " + d.length);
	}
	int i[] = new int[d.length];
	for (int ct=0; ct < d.length; ct++) {
	i[ct] = d[ct].getID();
	}
	subData1D(0, mType.getCount(), i);
	}

	private void validateBitmap(Bitmap b) {
	mRS.validate();
	if(mType.getX() != b.getWidth() \|\|
	mType.getY() != b.getHeight()) {
	throw new RSIllegalArgumentException("Cannot update allocation from bitmap, sizes mismatch");
	}
	}

	public void copyFrom(int[] d) {
	mRS.validate();
	subData1D(0, mType.getCount(), d);
	}
	public void copyFrom(short[] d) {
	mRS.validate();
	subData1D(0, mType.getCount(), d);
	}
	public void copyFrom(byte[] d) {
	mRS.validate();
	subData1D(0, mType.getCount(), d);
	}
	public void copyFrom(float[] d) {
	mRS.validate();
	subData1D(0, mType.getCount(), d);
	}
	public void copyFrom(Bitmap b) {
	validateBitmap(b);
	mRS.nAllocationCopyFromBitmap(getID(), b);
	}

	public void copyTo(Bitmap b) {
	validateBitmap(b);
	mRS.nAllocationCopyToBitmap(getID(), b);
	}


	public void subData(int xoff, FieldPacker fp) {
	int eSize = mType.mElement.getSizeBytes();
	final byte[] data = fp.getData();

	int count = data.length / eSize;
	if ((eSize * count) != data.length) {
	throw new RSIllegalArgumentException("Field packer length " + data.length +
	" not divisible by element size " + eSize + ".");
	}
	data1DChecks(xoff, count, data.length, data.length);
	mRS.nAllocationSubData1D(getID(), xoff, count, data, data.length);
	}


	public void subElementData(int xoff, int component_number, FieldPacker fp) {
	if (component_number >= mType.mElement.mElements.length) {
	throw new RSIllegalArgumentException("Component_number " + component_number + " out of range.");
	}
	if(xoff < 0) {
	throw new RSIllegalArgumentException("Offset must be >= 0.");
	}

	final byte[] data = fp.getData();
	int eSize = mType.mElement.mElements[component_number].getSizeBytes();

	if (data.length != eSize) {
	throw new RSIllegalArgumentException("Field packer sizelength " + data.length +
	" does not match component size " + eSize + ".");
	}

	mRS.nAllocationSubElementData1D(getID(), xoff, component_number, data, data.length);
	}

	private void data1DChecks(int off, int count, int len, int dataSize) {
	mRS.validate();
	if(off < 0) {
	throw new RSIllegalArgumentException("Offset must be >= 0.");
	}
	if(count < 1) {
	throw new RSIllegalArgumentException("Count must be >= 1.");
	}
	if((off + count) > mType.getCount()) {
	throw new RSIllegalArgumentException("Overflow, Available count " + mType.getCount() +
	", got " + count + " at offset " + off + ".");
	}
	if((len) < dataSize) {
	throw new RSIllegalArgumentException("Array too small for allocation type.");
	}
	}

	public void subData1D(int off, int count, int[] d) {
	int dataSize = mType.mElement.getSizeBytes() * count;
	data1DChecks(off, count, d.length * 4, dataSize);
	mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
	}
	public void subData1D(int off, int count, short[] d) {
	int dataSize = mType.mElement.getSizeBytes() * count;
	data1DChecks(off, count, d.length * 2, dataSize);
	mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
	}
	public void subData1D(int off, int count, byte[] d) {
	int dataSize = mType.mElement.getSizeBytes() * count;
	data1DChecks(off, count, d.length, dataSize);
	mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
	}
	public void subData1D(int off, int count, float[] d) {
	int dataSize = mType.mElement.getSizeBytes() * count;
	data1DChecks(off, count, d.length * 4, dataSize);
	mRS.nAllocationSubData1D(getID(), off, count, d, dataSize);
	}


	public void subData2D(int xoff, int yoff, int w, int h, int[] d) {
	mRS.validate();
	mRS.nAllocationSubData2D(getID(), xoff, yoff, w, h, d, d.length * 4);
	}

	public void subData2D(int xoff, int yoff, int w, int h, float[] d) {
	mRS.validate();
	mRS.nAllocationSubData2D(getID(), xoff, yoff, w, h, d, d.length * 4);
	}

	public void readData(int[] d) {
	mRS.validate();
	mRS.nAllocationRead(getID(), d);
	}

	public void readData(float[] d) {
	mRS.validate();
	mRS.nAllocationRead(getID(), d);
	}

	public synchronized void resize(int dimX) {
	if ((mType.getY() > 0)\|\| (mType.getZ() > 0) \|\| mType.hasFaces() \|\| mType.hasMipmaps()) {
	throw new RSInvalidStateException("Resize only support for 1D allocations at this time.");
	}
	mRS.nAllocationResize1D(getID(), dimX);
	mRS.finish(); // Necessary because resize is fifoed and update is async.

	int typeID = mRS.nAllocationGetType(getID());
	mType = new Type(typeID, mRS);
	mType.updateFromNative();
	}

	/*
	public void resize(int dimX, int dimY) {
	if ((mType.getZ() > 0) \|\| mType.getFaces() \|\| mType.getLOD()) {
	throw new RSIllegalStateException("Resize only support for 2D allocations at this time.");
	}
	if (mType.getY() == 0) {
	throw new RSIllegalStateException("Resize only support for 2D allocations at this time.");
	}
	mRS.nAllocationResize2D(getID(), dimX, dimY);
	}
	*/

	/*
	public class Adapter1D extends BaseObj {
	Adapter1D(int id, RenderScript rs) {
	super(id, rs);
	}

	public void setConstraint(Dimension dim, int value) {
	mRS.validate();
	mRS.nAdapter1DSetConstraint(getID(), dim.mID, value);
	}

	public void data(int[] d) {
	mRS.validate();
	mRS.nAdapter1DData(getID(), d);
	}

	public void data(float[] d) {
	mRS.validate();
	mRS.nAdapter1DData(getID(), d);
	}

	public void subData(int off, int count, int[] d) {
	mRS.validate();
	mRS.nAdapter1DSubData(getID(), off, count, d);
	}

	public void subData(int off, int count, float[] d) {
	mRS.validate();
	mRS.nAdapter1DSubData(getID(), off, count, d);
	}
	}

	public Adapter1D createAdapter1D() {
	mRS.validate();
	int id = mRS.nAdapter1DCreate();
	if(id == 0) {
	throw new RSRuntimeException("Adapter creation failed.");
	}
	mRS.nAdapter1DBindAllocation(id, getID());
	return new Adapter1D(id, mRS);
	}
	*/


	public class Adapter2D extends BaseObj {
	Adapter2D(int id, RenderScript rs) {
	super(id, rs);
	}

	public void setConstraint(Dimension dim, int value) {
	mRS.validate();
	mRS.nAdapter2DSetConstraint(getID(), dim.mID, value);
	}

	public void data(int[] d) {
	mRS.validate();
	mRS.nAdapter2DData(getID(), d);
	}

	public void data(float[] d) {
	mRS.validate();
	mRS.nAdapter2DData(getID(), d);
	}

	public void subData(int xoff, int yoff, int w, int h, int[] d) {
	mRS.validate();
	mRS.nAdapter2DSubData(getID(), xoff, yoff, w, h, d);
	}

	public void subData(int xoff, int yoff, int w, int h, float[] d) {
	mRS.validate();
	mRS.nAdapter2DSubData(getID(), xoff, yoff, w, h, d);
	}
	}

	public Adapter2D createAdapter2D() {
	mRS.validate();
	int id = mRS.nAdapter2DCreate();
	if(id == 0) {
	throw new RSRuntimeException("allocation failed.");
	}
	mRS.nAdapter2DBindAllocation(id, getID());
	if(id == 0) {
	throw new RSRuntimeException("Adapter creation failed.");
	}
	return new Adapter2D(id, mRS);
	}


	// creation

	private static BitmapFactory.Options mBitmapOptions = new BitmapFactory.Options();
	static {
	mBitmapOptions.inScaled = false;
	}

	static public Allocation createTyped(RenderScript rs, Type type, int usage) {
	rs.validate();
	if (type.getID() == 0) {
	throw new RSInvalidStateException("Bad Type");
	}
	int id = rs.nAllocationCreateTyped(type.getID(), usage);
	if (id == 0) {
	throw new RSRuntimeException("Allocation creation failed.");
	}
	return new Allocation(id, rs, type, usage);
	}

	static public Allocation createTyped(RenderScript rs, Type type) {
	return createTyped(rs, type, USAGE_ALL);
	}

	static public Allocation createSized(RenderScript rs, Element e,
	int count, int usage) {
	rs.validate();
	Type.Builder b = new Type.Builder(rs, e);
	b.setX(count);
	Type t = b.create();

	int id = rs.nAllocationCreateTyped(t.getID(), usage);
	if (id == 0) {
	throw new RSRuntimeException("Allocation creation failed.");
	}
	return new Allocation(id, rs, t, usage);
	}

	static public Allocation createSized(RenderScript rs, Element e, int count) {
	return createSized(rs, e, count, USAGE_ALL);
	}

	static private Element elementFromBitmap(RenderScript rs, Bitmap b) {
	final Bitmap.Config bc = b.getConfig();
	if (bc == Bitmap.Config.ALPHA_8) {
	return Element.A_8(rs);
	}
	if (bc == Bitmap.Config.ARGB_4444) {
	return Element.RGBA_4444(rs);
	}
	if (bc == Bitmap.Config.ARGB_8888) {
	return Element.RGBA_8888(rs);
	}
	if (bc == Bitmap.Config.RGB_565) {
	return Element.RGB_565(rs);
	}
	throw new RSInvalidStateException("Bad bitmap type: " + bc);
	}

	static private Type typeFromBitmap(RenderScript rs, Bitmap b,
	MipmapControl mip) {
	Element e = elementFromBitmap(rs, b);
	Type.Builder tb = new Type.Builder(rs, e);
	tb.setX(b.getWidth());
	tb.setY(b.getHeight());
	tb.setMipmaps(mip == MipmapControl.MIPMAP_FULL);
	return tb.create();
	}

	static public Allocation createFromBitmap(RenderScript rs, Bitmap b,
	MipmapControl mips,
	int usage) {
	rs.validate();
	Type t = typeFromBitmap(rs, b, mips);

	int id = rs.nAllocationCreateFromBitmap(t.getID(), mips.mID, b, usage);
	if (id == 0) {
	throw new RSRuntimeException("Load failed.");
	}
	return new Allocation(id, rs, t, usage);
	}

	static public Allocation createFromBitmap(RenderScript rs, Bitmap b,
	Element dstFmt, boolean genMips) {
	MipmapControl mc = MipmapControl.MIPMAP_NONE;
	if (genMips) {
	mc = MipmapControl.MIPMAP_ON_SYNC_TO_TEXTURE;
	}
	return createFromBitmap(rs, b, mc, USAGE_ALL);
	}

	static public Allocation createCubemapFromBitmap(RenderScript rs, Bitmap b,
	MipmapControl mips,
	CubemapLayout layout,
	int usage) {
	rs.validate();

	int height = b.getHeight();
	int width = b.getWidth();

	if (layout != CubemapLayout.VERTICAL_FACE_LIST) {
	throw new RSIllegalArgumentException("Only vertical face list supported");
	}
	if (height % 6 != 0) {
	throw new RSIllegalArgumentException("Cubemap height must be multiple of 6");
	}
	if (height / 6 != width) {
	throw new RSIllegalArgumentException("Only square cobe map faces supported");
	}
	boolean isPow2 = (width & (width - 1)) == 0;
	if (!isPow2) {
	throw new RSIllegalArgumentException("Only power of 2 cube faces supported");
	}

	Element e = elementFromBitmap(rs, b);
	Type.Builder tb = new Type.Builder(rs, e);
	tb.setX(width);
	tb.setY(width);
	tb.setFaces(true);
	tb.setMipmaps(mips == MipmapControl.MIPMAP_FULL);
	Type t = tb.create();

	int id = rs.nAllocationCubeCreateFromBitmap(t.getID(), mips.mID, b, usage);
	if(id == 0) {
	throw new RSRuntimeException("Load failed for bitmap " + b + " element " + e);
	}
	return new Allocation(id, rs, t, usage);
	}

	static public Allocation createCubemapFromBitmap(RenderScript rs, Bitmap b,
	Element dstFmt,
	boolean genMips,
	CubemapLayout layout) {
	MipmapControl mc = MipmapControl.MIPMAP_NONE;
	if (genMips) {
	mc = MipmapControl.MIPMAP_ON_SYNC_TO_TEXTURE;
	}
	return createCubemapFromBitmap(rs, b, mc, layout, USAGE_ALL);
	}

	static public Allocation createFromBitmapResource(RenderScript rs,
	Resources res,
	int id,
	MipmapControl mips,
	int usage) {

	rs.validate();
	Bitmap b = BitmapFactory.decodeResource(res, id);
	Allocation alloc = createFromBitmap(rs, b, mips, usage);
	b.recycle();
	return alloc;
	}

	static public Allocation createFromBitmapResource(RenderScript rs,
	Resources res,
	int id,
	Element dstFmt,
	boolean genMips) {
	MipmapControl mc = MipmapControl.MIPMAP_NONE;
	if (genMips) {
	mc = MipmapControl.MIPMAP_ON_SYNC_TO_TEXTURE;
	}
	return createFromBitmapResource(rs, res, id, mc, USAGE_ALL);
	}

	static public Allocation createFromString(RenderScript rs,
	String str,
	int usage) {
	rs.validate();
	byte[] allocArray = null;
	try {
	allocArray = str.getBytes("UTF-8");
	Allocation alloc = Allocation.createSized(rs, Element.U8(rs), allocArray.length, usage);
	alloc.copyFrom(allocArray);
	return alloc;
	}
	catch (Exception e) {
	throw new RSRuntimeException("Could not convert string to utf-8.");
	}
	}
	}