switched from PointerBuffer to NativeSizeBuffer.

16 files changed, 155 insertions, 155 deletions

diff --git a/src/com/jogamp/opencl/CLBuffer.java b/src/com/jogamp/opencl/CLBuffer.java
index 57fba461..6f00247c 100644
--- a/src/com/jogamp/opencl/CLBuffer.java
+++ b/src/com/jogamp/opencl/CLBuffer.java
@@ -30,7 +30,7 @@ package com.jogamp.opencl;
 
 import com.jogamp.common.nio.Buffers;
 import java.util.List;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.opencl.CLMemory.Mem;
 import java.nio.Buffer;
 import java.util.ArrayList;
@@ -108,7 +108,7 @@ public class CLBuffer<B extends Buffer> extends CLMemory<B> {
             size *= elemSize;
         }
 
-        PointerBuffer info = PointerBuffer.allocateDirect(2);
+        NativeSizeBuffer info = NativeSizeBuffer.allocateDirect(2);
         info.put(offset).put(size).rewind();
         int bitset = Mem.flagsToInt(flags);
         
diff --git a/src/com/jogamp/opencl/CLCommandQueue.java b/src/com/jogamp/opencl/CLCommandQueue.java
index 7c567013..40c5cc02 100644
--- a/src/com/jogamp/opencl/CLCommandQueue.java
+++ b/src/com/jogamp/opencl/CLCommandQueue.java
@@ -30,7 +30,7 @@ package com.jogamp.opencl;
 
 import com.jogamp.common.nio.CachedBufferFactory;
 import com.jogamp.opencl.gl.CLGLI;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import java.nio.Buffer;
 import java.nio.ByteBuffer;
 import java.nio.IntBuffer;
@@ -65,9 +65,9 @@ public class CLCommandQueue extends CLObject implements CLResource {
      * Those direct memory buffers are used to move data between the JVM and OpenCL.
      */
     private final IntBuffer pbA;
-    private final PointerBuffer ibA;
-    private final PointerBuffer ibB;
-    private final PointerBuffer ibC;
+    private final NativeSizeBuffer ibA;
+    private final NativeSizeBuffer ibB;
+    private final NativeSizeBuffer ibC;
 
     private CLCommandQueue(CLContext context, long id, CLDevice device, long properties) {
         super(context, id);
@@ -75,12 +75,12 @@ public class CLCommandQueue extends CLObject implements CLResource {
         this.device = device;
         this.properties = properties;
 
-        int pbsize = PointerBuffer.elementSize();
+        int pbsize = NativeSizeBuffer.elementSize();
         CachedBufferFactory factory = CachedBufferFactory.create(9*pbsize + 4, true);
         
-        this.ibA = PointerBuffer.wrap(factory.newDirectByteBuffer(3*pbsize));
-        this.ibB = PointerBuffer.wrap(factory.newDirectByteBuffer(3*pbsize));
-        this.ibC = PointerBuffer.wrap(factory.newDirectByteBuffer(3*pbsize));
+        this.ibA = NativeSizeBuffer.wrap(factory.newDirectByteBuffer(3*pbsize));
+        this.ibB = NativeSizeBuffer.wrap(factory.newDirectByteBuffer(3*pbsize));
+        this.ibC = NativeSizeBuffer.wrap(factory.newDirectByteBuffer(3*pbsize));
         
         this.pbA = factory.newDirectIntBuffer(1);
 
@@ -116,7 +116,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putWriteBuffer(CLBuffer<?> writeBuffer, boolean blockingWrite, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -160,7 +160,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putReadBuffer(CLBuffer<?> readBuffer, boolean blockingRead, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -209,7 +209,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putCopyBuffer(CLBuffer<?> src, CLBuffer<?> dest, int srcOffset, int destOffset, long bytesToCopy, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -279,7 +279,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
             long rowPitch, long slicePitch, long hostRowPitch, long hostSlicePitch,
             boolean blockingWrite, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -357,7 +357,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
             long rowPitch, long slicePitch, long hostRowPitch, long hostSlicePitch,
             boolean blockingRead, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -438,7 +438,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
             long srcRowPitch, long srcSlicePitch, long destRowPitch, long destSlicePitch,
             CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -506,7 +506,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
     public CLCommandQueue putWriteImage(CLImage2d<?> writeImage, int inputRowPitch,
             int originX, int originY, int rangeX, int rangeY, boolean blockingWrite, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -568,7 +568,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
     public CLCommandQueue putWriteImage(CLImage3d<?> writeImage, int inputRowPitch, int inputSlicePitch,
             int originX, int originY, int originZ, int rangeX, int rangeY, int rangeZ, boolean blockingWrite, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -629,7 +629,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
     public CLCommandQueue putReadImage(CLImage2d<?> readImage, int inputRowPitch,
             int originX, int originY, int rangeX, int rangeY, boolean blockingRead, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -691,7 +691,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
     public CLCommandQueue putReadImage(CLImage3d<?> readImage, int inputRowPitch, int inputSlicePitch,
             int originX, int originY, int originZ, int rangeX, int rangeY, int rangeZ, boolean blockingRead, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -755,7 +755,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                         int dstOriginX, int dstOriginY,
                                         int rangeX, int rangeY, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -824,7 +824,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                         int dstOriginX, int dstOriginY, int dstOriginZ,
                                         int rangeX, int rangeY, int rangeZ, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -888,7 +888,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                         long srcOffset, int dstOriginX, int dstOriginY,
                                         int rangeX, int rangeY, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -955,7 +955,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                         long srcOffset, int dstOriginX, int dstOriginY, int dstOriginZ,
                                         int rangeX, int rangeY, int rangeZ, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1019,7 +1019,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                         int srcOriginX, int srcOriginY,
                                         int rangeX, int rangeY, long dstOffset, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1086,7 +1086,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                         int srcOriginX, int srcOriginY, int srcOriginZ, 
                                         int rangeX, int rangeY, int rangeZ, long dstOffset, CLEventList condition, CLEventList events) {
         
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1144,7 +1144,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public ByteBuffer putMapBuffer(CLBuffer<?> buffer, CLMemory.Map flag, long offset, long length, boolean blockingMap, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1204,7 +1204,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                     int offsetX, int offsetY,
                                     int rangeX, int rangeY, boolean blockingMap, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1270,7 +1270,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
                                     int offsetX, int offsetY, int offsetZ,
                                     int rangeX, int rangeY, int rangeZ, boolean blockingMap, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1314,7 +1314,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putUnmapMemory(CLMemory<?> memory, Buffer mapped, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1350,7 +1350,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putWaitForEvent(CLEventList list, int index, boolean blockingWait) {
 
-        PointerBuffer ids = PointerBuffer.wrap(list.IDs.getBuffer().duplicate()).position(index);
+        NativeSizeBuffer ids = NativeSizeBuffer.wrap(list.IDs.getBuffer().duplicate()).position(index);
         
         int ret = blockingWait ? cl.clWaitForEvents(1, ids)
                                : cl.clEnqueueWaitForEvents(ID, 1, ids);
@@ -1407,7 +1407,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putTask(CLKernel kernel, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1444,9 +1444,9 @@ public class CLCommandQueue extends CLObject implements CLResource {
      * Calls {@native clEnqueueNDRangeKernel}.
      */
     public CLCommandQueue put1DRangeKernel(CLKernel kernel, long globalWorkOffset, long globalWorkSize, long localWorkSize, CLEventList condition, CLEventList events) {
-        PointerBuffer globWO = null;
-        PointerBuffer globWS = null;
-        PointerBuffer locWS = null;
+        NativeSizeBuffer globWO = null;
+        NativeSizeBuffer globWS = null;
+        NativeSizeBuffer locWS = null;
 
         if(globalWorkOffset != 0) {
             globWO = copy2NIO(ibA, globalWorkOffset);
@@ -1495,9 +1495,9 @@ public class CLCommandQueue extends CLObject implements CLResource {
     public CLCommandQueue put2DRangeKernel(CLKernel kernel, long globalWorkOffsetX, long globalWorkOffsetY,
                                                             long globalWorkSizeX, long globalWorkSizeY,
                                                             long localWorkSizeX, long localWorkSizeY, CLEventList condition, CLEventList events) {
-        PointerBuffer globalWorkOffset = null;
-        PointerBuffer globalWorkSize = null;
-        PointerBuffer localWorkSize = null;
+        NativeSizeBuffer globalWorkOffset = null;
+        NativeSizeBuffer globalWorkSize = null;
+        NativeSizeBuffer localWorkSize = null;
 
         if(globalWorkOffsetX != 0 || globalWorkOffsetY != 0) {
             globalWorkOffset = copy2NIO(ibA, globalWorkOffsetX, globalWorkOffsetY);
@@ -1545,9 +1545,9 @@ public class CLCommandQueue extends CLObject implements CLResource {
     public CLCommandQueue put3DRangeKernel(CLKernel kernel, long globalWorkOffsetX, long globalWorkOffsetY, long globalWorkOffsetZ,
                                                             long globalWorkSizeX, long globalWorkSizeY, long globalWorkSizeZ,
                                                             long localWorkSizeX, long localWorkSizeY, long localWorkSizeZ, CLEventList condition, CLEventList events) {
-        PointerBuffer globalWorkOffset = null;
-        PointerBuffer globalWorkSize = null;
-        PointerBuffer localWorkSize = null;
+        NativeSizeBuffer globalWorkOffset = null;
+        NativeSizeBuffer globalWorkSize = null;
+        NativeSizeBuffer localWorkSize = null;
 
         if(globalWorkOffsetX != 0 || globalWorkOffsetY != 0 || globalWorkOffsetZ != 0) {
             globalWorkOffset = copy2NIO(ibA, globalWorkOffsetX, globalWorkOffsetY, globalWorkOffsetZ);
@@ -1565,7 +1565,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
     /**
      * Calls {@native clEnqueueNDRangeKernel}.
      */
-    public CLCommandQueue putNDRangeKernel(CLKernel kernel, int workDimension, PointerBuffer globalWorkOffset, PointerBuffer globalWorkSize, PointerBuffer localWorkSize) {
+    public CLCommandQueue putNDRangeKernel(CLKernel kernel, int workDimension, NativeSizeBuffer globalWorkOffset, NativeSizeBuffer globalWorkSize, NativeSizeBuffer localWorkSize) {
         this.putNDRangeKernel(kernel, workDimension, globalWorkOffset, globalWorkSize, localWorkSize, null, null);
         return this;
     }
@@ -1573,7 +1573,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
     /**
      * Calls {@native clEnqueueNDRangeKernel}.
      */
-    public CLCommandQueue putNDRangeKernel(CLKernel kernel, int workDimension, PointerBuffer globalWorkOffset, PointerBuffer globalWorkSize, PointerBuffer localWorkSize, CLEventList events) {
+    public CLCommandQueue putNDRangeKernel(CLKernel kernel, int workDimension, NativeSizeBuffer globalWorkOffset, NativeSizeBuffer globalWorkSize, NativeSizeBuffer localWorkSize, CLEventList events) {
         this.putNDRangeKernel(kernel, workDimension, globalWorkOffset, globalWorkSize, localWorkSize, null, events);
         return this;
     }
@@ -1581,10 +1581,10 @@ public class CLCommandQueue extends CLObject implements CLResource {
     /**
      * Calls {@native clEnqueueNDRangeKernel}.
      */
-    public CLCommandQueue putNDRangeKernel(CLKernel kernel, int workDimension, PointerBuffer globalWorkOffset,
-            PointerBuffer globalWorkSize, PointerBuffer localWorkSize, CLEventList condition, CLEventList events) {
+    public CLCommandQueue putNDRangeKernel(CLKernel kernel, int workDimension, NativeSizeBuffer globalWorkOffset,
+            NativeSizeBuffer globalWorkSize, NativeSizeBuffer localWorkSize, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1635,7 +1635,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putAcquireGLObject(long glObject, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1644,7 +1644,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
 
         CLGLI xl = (CLGLI) cl;
 
-        PointerBuffer glObj = copy2NIO(ibA, glObject);
+        NativeSizeBuffer glObj = copy2NIO(ibA, glObject);
         
         int ret = xl.clEnqueueAcquireGLObjects(ID, 1, glObj,
                     conditions, conditionIDs,
@@ -1682,7 +1682,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
      */
     public CLCommandQueue putReleaseGLObject(long glObject, CLEventList condition, CLEventList events) {
 
-        PointerBuffer conditionIDs = null;
+        NativeSizeBuffer conditionIDs = null;
         int conditions = 0;
         if(condition != null) {
             conditionIDs = condition.IDsView;
@@ -1691,7 +1691,7 @@ public class CLCommandQueue extends CLObject implements CLResource {
 
         CLGLI xl = (CLGLI) cl;
 
-        PointerBuffer glObj = copy2NIO(ibA, glObject);
+        NativeSizeBuffer glObj = copy2NIO(ibA, glObject);
 
         int ret = xl.clEnqueueReleaseGLObjects(ID, 1, glObj,
                 conditions, conditionIDs,
@@ -1748,19 +1748,19 @@ public class CLCommandQueue extends CLObject implements CLResource {
         }
     }
 
-    private static PointerBuffer copy2NIO(PointerBuffer buffer, long a) {
+    private static NativeSizeBuffer copy2NIO(NativeSizeBuffer buffer, long a) {
         return buffer.put(2, a).position(2);
     }
 
-    private static PointerBuffer copy2NIO(PointerBuffer buffer, long a, long b) {
+    private static NativeSizeBuffer copy2NIO(NativeSizeBuffer buffer, long a, long b) {
         return buffer.position(1).put(a).put(b).position(1);
     }
 
-    private static PointerBuffer copy2NIO(PointerBuffer buffer, long a, long b, long c) {
+    private static NativeSizeBuffer copy2NIO(NativeSizeBuffer buffer, long a, long b, long c) {
         return buffer.rewind().put(a).put(b).put(c).rewind();
     }
 
-    private static String toStr(PointerBuffer buffer) {
+    private static String toStr(NativeSizeBuffer buffer) {
         if(buffer == null) {
             return null;
         }
diff --git a/src/com/jogamp/opencl/CLContext.java b/src/com/jogamp/opencl/CLContext.java
index c8a847a2..850f6c0e 100644
--- a/src/com/jogamp/opencl/CLContext.java
+++ b/src/com/jogamp/opencl/CLContext.java
@@ -32,7 +32,7 @@ import com.jogamp.common.nio.Buffers;
 import com.jogamp.opencl.CLDevice.Type;
 import com.jogamp.opencl.CLSampler.AddressingMode;
 import com.jogamp.opencl.CLSampler.FilteringMode;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.opencl.impl.CLImageFormatImpl;
 import java.io.BufferedReader;
 import java.io.IOException;
@@ -119,7 +119,7 @@ public class CLContext extends CLObject implements CLResource {
         
         if (devices == null) {
 
-            PointerBuffer deviceCount = PointerBuffer.allocateDirect(1);
+            NativeSizeBuffer deviceCount = NativeSizeBuffer.allocateDirect(1);
 
             int ret = cl.clGetContextInfo(ID, CL.CL_CONTEXT_DEVICES, 0, null, deviceCount);
             checkForError(ret, "can not enumerate devices");
@@ -170,7 +170,7 @@ public class CLContext extends CLObject implements CLResource {
 
         long type = toDeviceBitmap(deviceTypes);
 
-        PointerBuffer properties = setupContextProperties(platform);
+        NativeSizeBuffer properties = setupContextProperties(platform);
         ErrorDispatcher dispatcher = new ErrorDispatcher();
         return new CLContext(platform, createContextFromType(dispatcher, properties, type), dispatcher);
     }
@@ -188,7 +188,7 @@ public class CLContext extends CLObject implements CLResource {
 
         CLPlatform platform = devices[0].getPlatform();
 
-        PointerBuffer properties = setupContextProperties(platform);
+        NativeSizeBuffer properties = setupContextProperties(platform);
         ErrorDispatcher dispatcher = new ErrorDispatcher();
         CLContext context = new CLContext(platform, createContext(dispatcher, properties, devices), dispatcher);
         if(devices != null) {
@@ -199,7 +199,7 @@ public class CLContext extends CLObject implements CLResource {
         return context;
     }
 
-    protected static long createContextFromType(CLErrorHandler handler, PointerBuffer properties, long deviceType) {
+    protected static long createContextFromType(CLErrorHandler handler, NativeSizeBuffer properties, long deviceType) {
 
         IntBuffer status = newDirectIntBuffer(1);
         long context = CLPlatform.getLowLevelCLInterface().clCreateContextFromType(properties, deviceType, handler, status);
@@ -209,12 +209,12 @@ public class CLContext extends CLObject implements CLResource {
         return context;
     }
 
-    protected static long createContext(CLErrorHandler handler, PointerBuffer properties, CLDevice... devices) {
+    protected static long createContext(CLErrorHandler handler, NativeSizeBuffer properties, CLDevice... devices) {
 
         IntBuffer status = newDirectIntBuffer(1);
-        PointerBuffer pb = null;
+        NativeSizeBuffer pb = null;
         if(devices != null && devices.length != 0) {
-            pb = PointerBuffer.allocateDirect(devices.length);
+            pb = NativeSizeBuffer.allocateDirect(devices.length);
             for (int i = 0; i < devices.length; i++) {
                 CLDevice device = devices[i];
                 if(device == null) {
@@ -230,13 +230,13 @@ public class CLContext extends CLObject implements CLResource {
         return context;
     }
 
-    private static PointerBuffer setupContextProperties(CLPlatform platform) {
+    private static NativeSizeBuffer setupContextProperties(CLPlatform platform) {
 
         if(platform == null) {
             throw new RuntimeException("no OpenCL installation found");
         }
 
-        return PointerBuffer.allocateDirect(3).put(CL.CL_CONTEXT_PLATFORM)
+        return NativeSizeBuffer.allocateDirect(3).put(CL.CL_CONTEXT_PLATFORM)
                                               .put(platform.ID).put(0) // 0 terminated array
                                               .rewind();
     }
diff --git a/src/com/jogamp/opencl/CLDevice.java b/src/com/jogamp/opencl/CLDevice.java
index 1e9a94dd..dc2b8247 100644
--- a/src/com/jogamp/opencl/CLDevice.java
+++ b/src/com/jogamp/opencl/CLDevice.java
@@ -29,7 +29,7 @@
 package com.jogamp.opencl;
 
 import com.jogamp.opencl.util.CLUtil;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.common.os.Platform;
 import java.nio.Buffer;
 import java.nio.ByteBuffer;
@@ -696,7 +696,7 @@ public final class CLDevice extends CLObject {
     private final class CLDeviceInfoAccessor extends CLInfoAccessor {
 
         @Override
-        protected int getInfo(int name, long valueSize, Buffer value, PointerBuffer valueSizeRet) {
+        protected int getInfo(int name, long valueSize, Buffer value, NativeSizeBuffer valueSizeRet) {
             return cl.clGetDeviceInfo(ID, name, valueSize, value, valueSizeRet);
         }
 
diff --git a/src/com/jogamp/opencl/CLEvent.java b/src/com/jogamp/opencl/CLEvent.java
index 936ffe20..876be3da 100644
--- a/src/com/jogamp/opencl/CLEvent.java
+++ b/src/com/jogamp/opencl/CLEvent.java
@@ -29,10 +29,8 @@
 package com.jogamp.opencl;
 
 import com.jogamp.opencl.impl.CLEventCallback;
-import java.util.List;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import java.nio.Buffer;
-import java.util.ArrayList;
 
 import static com.jogamp.opencl.CL.*;
 import static com.jogamp.opencl.CLException.*;
@@ -143,7 +141,7 @@ public class CLEvent extends CLObject implements CLResource {
     private class CLEventInfoAccessor extends CLInfoAccessor {
 
         @Override
-        protected int getInfo(int name, long valueSize, Buffer value, PointerBuffer valueSizeRet) {
+        protected int getInfo(int name, long valueSize, Buffer value, NativeSizeBuffer valueSizeRet) {
             return cl.clGetEventInfo(ID, name, valueSize, value, valueSizeRet);
         }
 
@@ -152,7 +150,7 @@ public class CLEvent extends CLObject implements CLResource {
     private class CLEventProfilingInfoAccessor extends CLInfoAccessor {
 
         @Override
-        protected int getInfo(int name, long valueSize, Buffer value, PointerBuffer valueSizeRet) {
+        protected int getInfo(int name, long valueSize, Buffer value, NativeSizeBuffer valueSizeRet) {
             return cl.clGetEventProfilingInfo(ID, name, valueSize, value, valueSizeRet);
         }
 
diff --git a/src/com/jogamp/opencl/CLEventList.java b/src/com/jogamp/opencl/CLEventList.java
index e2294b45..3642d915 100644
--- a/src/com/jogamp/opencl/CLEventList.java
+++ b/src/com/jogamp/opencl/CLEventList.java
@@ -30,7 +30,7 @@ package com.jogamp.opencl;
 
 import com.jogamp.common.AutoCloseable;
 import com.jogamp.common.nio.CachedBufferFactory;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import java.util.Iterator;
 
 /**
@@ -44,12 +44,12 @@ public final class CLEventList implements CLResource, AutoCloseable, Iterable<CL
     /**
      * stores event ids for fast access.
      */
-    final PointerBuffer IDs;
+    final NativeSizeBuffer IDs;
     
     /**
      * Points always to the first element of the id buffer.
      */
-    final PointerBuffer IDsView;
+    final NativeSizeBuffer IDsView;
     
     int size;
     
@@ -64,13 +64,13 @@ public final class CLEventList implements CLResource, AutoCloseable, Iterable<CL
     public CLEventList(CachedBufferFactory factory, int capacity) {
         this.events = new CLEvent[capacity];
         this.IDs = initIDBuffer(factory, capacity);
-        this.IDsView = PointerBuffer.wrap(IDs.getBuffer().duplicate());
+        this.IDsView = NativeSizeBuffer.wrap(IDs.getBuffer().duplicate());
     }
 
     public CLEventList(CachedBufferFactory factory, CLEvent... events) {
         this.events = events;
         this.IDs = initIDBuffer(factory, events.length);
-        this.IDsView = PointerBuffer.wrap(IDs.getBuffer().duplicate());
+        this.IDsView = NativeSizeBuffer.wrap(IDs.getBuffer().duplicate());
         
         for (CLEvent event : events) {
             if(event == null) {
@@ -82,11 +82,11 @@ public final class CLEventList implements CLResource, AutoCloseable, Iterable<CL
         size = events.length;
     }
     
-    private PointerBuffer initIDBuffer(CachedBufferFactory factory, int size) {
+    private NativeSizeBuffer initIDBuffer(CachedBufferFactory factory, int size) {
         if(factory == null) {
-            return PointerBuffer.allocateDirect(size);
+            return NativeSizeBuffer.allocateDirect(size);
         }else{
-            return PointerBuffer.wrap(factory.newDirectByteBuffer(size*PointerBuffer.elementSize()));
+            return NativeSizeBuffer.wrap(factory.newDirectByteBuffer(size*NativeSizeBuffer.elementSize()));
         }
     }
 
diff --git a/src/com/jogamp/opencl/CLImage.java b/src/com/jogamp/opencl/CLImage.java
index 335dc0a3..01dd6ea2 100644
--- a/src/com/jogamp/opencl/CLImage.java
+++ b/src/com/jogamp/opencl/CLImage.java
@@ -28,7 +28,7 @@
 
 package com.jogamp.opencl;
 
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import java.nio.Buffer;
 
 import static com.jogamp.opencl.CL.*;
@@ -73,6 +73,7 @@ public abstract class CLImage<B extends Buffer> extends CLMemory<B>  {
      * Returns the size of each element of the image memory object given by image.
      * An element is made up of n channels. The value of n is given in {@link CLImageFormat} descriptor.
      */
+    @Override
     public int getElementSize() {
         return (int)imageInfo.getLong(CL_IMAGE_ELEMENT_SIZE);
     }
@@ -109,7 +110,7 @@ public abstract class CLImage<B extends Buffer> extends CLMemory<B>  {
             this.id = id;
         }
         @Override
-        public int getInfo(int name, long valueSize, Buffer value, PointerBuffer valueSizeRet) {
+        public int getInfo(int name, long valueSize, Buffer value, NativeSizeBuffer valueSizeRet) {
             return cl.clGetImageInfo(id, name, valueSize, value, valueSizeRet);
         }
     }
diff --git a/src/com/jogamp/opencl/CLInfoAccessor.java b/src/com/jogamp/opencl/CLInfoAccessor.java
index 08f8d8a2..5f6694b2 100644
--- a/src/com/jogamp/opencl/CLInfoAccessor.java
+++ b/src/com/jogamp/opencl/CLInfoAccessor.java
@@ -29,7 +29,7 @@
 package com.jogamp.opencl;
 
 import com.jogamp.common.nio.Buffers;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.opencl.util.CLUtil;
 import java.nio.Buffer;
 import java.nio.ByteBuffer;
@@ -51,11 +51,11 @@ abstract class CLInfoAccessor {
         }
 
     };
-    protected final static ThreadLocal<PointerBuffer> localPB = new ThreadLocal<PointerBuffer>() {
+    protected final static ThreadLocal<NativeSizeBuffer> localPB = new ThreadLocal<NativeSizeBuffer>() {
 
         @Override
-        protected PointerBuffer initialValue() {
-            return PointerBuffer.allocateDirect(1);
+        protected NativeSizeBuffer initialValue() {
+            return NativeSizeBuffer.allocateDirect(1);
         }
 
     };
@@ -72,7 +72,7 @@ abstract class CLInfoAccessor {
     public final String getString(int key) {
         
         ByteBuffer buffer = localBB.get();
-        PointerBuffer sizeBuffer = localPB.get();
+        NativeSizeBuffer sizeBuffer = localPB.get();
         int ret = getInfo(key, buffer.capacity(), buffer, sizeBuffer);
         checkForError(ret, "error while asking for info string");
 
@@ -84,7 +84,7 @@ abstract class CLInfoAccessor {
 
     }
 
-    protected abstract int getInfo(int name, long valueSize, Buffer value, PointerBuffer valueSizeRet);
+    protected abstract int getInfo(int name, long valueSize, Buffer value, NativeSizeBuffer valueSizeRet);
 
 
 }
diff --git a/src/com/jogamp/opencl/CLKernel.java b/src/com/jogamp/opencl/CLKernel.java
index 8e246e5e..78c5fc93 100644
--- a/src/com/jogamp/opencl/CLKernel.java
+++ b/src/com/jogamp/opencl/CLKernel.java
@@ -30,7 +30,7 @@ package com.jogamp.opencl;
 
 import com.jogamp.opencl.util.CLUtil;
 import com.jogamp.common.nio.Buffers;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import java.nio.Buffer;
 import java.nio.ByteBuffer;
 
@@ -66,7 +66,7 @@ public class CLKernel extends CLObject implements CLResource, Cloneable {
         this.program = program;
         this.buffer = Buffers.newDirectByteBuffer((is32Bit()?4:8)*3);
 
-        PointerBuffer size = PointerBuffer.allocateDirect(1);
+        NativeSizeBuffer size = NativeSizeBuffer.allocateDirect(1);
 
         // get function name
         int ret = cl.clGetKernelInfo(ID, CL_KERNEL_FUNCTION_NAME, 0, null, size);
diff --git a/src/com/jogamp/opencl/CLMemory.java b/src/com/jogamp/opencl/CLMemory.java
index ebeec28e..7a3e82f7 100644
--- a/src/com/jogamp/opencl/CLMemory.java
+++ b/src/com/jogamp/opencl/CLMemory.java
@@ -30,7 +30,7 @@ package com.jogamp.opencl;
 
 import com.jogamp.opencl.gl.CLGLI;
 import com.jogamp.common.nio.Buffers;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.opencl.impl.CLMemObjectDestructorCallback;
 import java.nio.Buffer;
 import java.nio.IntBuffer;
@@ -82,8 +82,8 @@ public abstract class CLMemory <B extends Buffer> extends CLObject implements CL
     }
 
     protected static long getSizeImpl(CL cl, long id) {
-        PointerBuffer pb = PointerBuffer.allocateDirect(1);
-        int ret = cl.clGetMemObjectInfo(id, CL_MEM_SIZE, PointerBuffer.elementSize(), pb.getBuffer(), null);
+        NativeSizeBuffer pb = NativeSizeBuffer.allocateDirect(1);
+        int ret = cl.clGetMemObjectInfo(id, CL_MEM_SIZE, NativeSizeBuffer.elementSize(), pb.getBuffer(), null);
         checkForError(ret, "can not obtain buffer info");
         return pb.get();
     }
diff --git a/src/com/jogamp/opencl/CLPlatform.java b/src/com/jogamp/opencl/CLPlatform.java
index f5c94aed..611513a8 100644
--- a/src/com/jogamp/opencl/CLPlatform.java
+++ b/src/com/jogamp/opencl/CLPlatform.java
@@ -33,7 +33,7 @@ import com.jogamp.common.os.DynamicLookupHelper;
 import java.security.PrivilegedAction;
 import com.jogamp.common.JogampRuntimeException;
 import com.jogamp.common.os.NativeLibrary;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.gluegen.runtime.FunctionAddressResolver;
 import com.jogamp.opencl.util.CLUtil;
 import com.jogamp.opencl.impl.CLImpl;
@@ -226,7 +226,7 @@ public final class CLPlatform {
         checkForError(ret, "can not enumerate platforms");
 
         // receive platform ids
-        PointerBuffer platformId = PointerBuffer.allocateDirect(ib.get(0));
+        NativeSizeBuffer platformId = NativeSizeBuffer.allocateDirect(ib.get(0));
         ret = cl.clGetPlatformIDs(platformId.capacity(), platformId, null);
         checkForError(ret, "can not enumerate platforms");
 
@@ -276,7 +276,7 @@ public final class CLPlatform {
         for(int t = 0; t < types.length; t++) {
             CLDevice.Type type = types[t];
 
-            PointerBuffer deviceIDs = getDeviceIDs(type.TYPE); 
+            NativeSizeBuffer deviceIDs = getDeviceIDs(type.TYPE);
 
             //add device to list
             for (int n = 0; n < deviceIDs.capacity(); n++) {
@@ -296,7 +296,7 @@ public final class CLPlatform {
 
         List<CLDevice> list = new ArrayList<CLDevice>();
         
-        PointerBuffer deviceIDs = getDeviceIDs(CL_DEVICE_TYPE_ALL);
+        NativeSizeBuffer deviceIDs = getDeviceIDs(CL_DEVICE_TYPE_ALL);
 
         //add device to list
         for (int n = 0; n < deviceIDs.capacity(); n++) {
@@ -308,20 +308,20 @@ public final class CLPlatform {
 
     }
 
-    private PointerBuffer getDeviceIDs(long type) {
+    private NativeSizeBuffer getDeviceIDs(long type) {
         
         IntBuffer ib = Buffers.newDirectIntBuffer(1);
         
         //find all devices
         int ret = cl.clGetDeviceIDs(ID, type, 0, null, ib);
         
-        PointerBuffer deviceIDs = null;
+        NativeSizeBuffer deviceIDs = null;
         
         // return null rather than throwing an exception
         if(ret == CL.CL_DEVICE_NOT_FOUND || ib.get(0) == 0) {
-            deviceIDs = PointerBuffer.allocate(0);
+            deviceIDs = NativeSizeBuffer.allocate(0);
         }else{
-            deviceIDs = PointerBuffer.allocateDirect(ib.get(0));
+            deviceIDs = NativeSizeBuffer.allocateDirect(ib.get(0));
             
             checkForError(ret, "error while enumerating devices");
 
@@ -510,7 +510,7 @@ public final class CLPlatform {
      * Returns a info string in exchange for a key (CL_PLATFORM_*).
      */
     public String getInfoString(int key) {
-        PointerBuffer size = PointerBuffer.allocateDirect(1);
+        NativeSizeBuffer size = NativeSizeBuffer.allocateDirect(1);
         // TODO use cache/query size
         ByteBuffer bb = ByteBuffer.allocateDirect(512);
 
diff --git a/src/com/jogamp/opencl/CLProgram.java b/src/com/jogamp/opencl/CLProgram.java
index bc3727f8..3293fe57 100644
--- a/src/com/jogamp/opencl/CLProgram.java
+++ b/src/com/jogamp/opencl/CLProgram.java
@@ -32,6 +32,7 @@ import com.jogamp.common.nio.CachedBufferFactory;
 import com.jogamp.opencl.util.CLProgramConfiguration;
 import com.jogamp.opencl.util.CLUtil;
 import com.jogamp.common.os.Platform;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.common.nio.PointerBuffer;
 import com.jogamp.opencl.impl.BuildProgramCallback;
 import com.jogamp.opencl.util.CLBuildListener;
@@ -77,7 +78,7 @@ public class CLProgram extends CLObject implements CLResource {
 
         IntBuffer status = newDirectIntBuffer(1);
         
-        PointerBuffer length = PointerBuffer.allocateDirect(1).put(0, src.length());
+        NativeSizeBuffer length = NativeSizeBuffer.allocateDirect(1).put(0, src.length());
         String[] srcArray = new String[] {src};
         
         // Create the program
@@ -101,13 +102,13 @@ public class CLProgram extends CLObject implements CLResource {
             binarySize += entry.getValue().length;
         }
 
-        int pbSize = PointerBuffer.elementSize();
+        int pbSize = NativeSizeBuffer.elementSize();
         int deviceCount = binaries.size();
         
         CachedBufferFactory bf = CachedBufferFactory.create(binarySize + pbSize*deviceCount*3 + 4, true);
-        PointerBuffer devices     = PointerBuffer.wrap(bf.newDirectByteBuffer(deviceCount*pbSize));
+        NativeSizeBuffer devices  = NativeSizeBuffer.wrap(bf.newDirectByteBuffer(deviceCount*pbSize));
         PointerBuffer codeBuffers = PointerBuffer.wrap(bf.newDirectByteBuffer(deviceCount*pbSize));
-        PointerBuffer lengths     = PointerBuffer.wrap(bf.newDirectByteBuffer(deviceCount*pbSize));
+        NativeSizeBuffer lengths  = NativeSizeBuffer.wrap(bf.newDirectByteBuffer(deviceCount*pbSize));
         
         int i = 0;
         for (Map.Entry<CLDevice, byte[]> entry : entries) {
@@ -164,7 +165,7 @@ public class CLProgram extends CLObject implements CLResource {
             return "";
         }
 
-        PointerBuffer size = PointerBuffer.allocateDirect(1);
+        NativeSizeBuffer size = NativeSizeBuffer.allocateDirect(1);
 
         int ret = cl.clGetProgramBuildInfo(ID, device.ID, flag, 0, null, size);
         if(ret != CL_SUCCESS) {
@@ -187,7 +188,7 @@ public class CLProgram extends CLObject implements CLResource {
             return "";
         }
 
-        PointerBuffer size = PointerBuffer.allocateDirect(1);
+        NativeSizeBuffer size = NativeSizeBuffer.allocateDirect(1);
 
         int ret = cl.clGetProgramInfo(ID, flag, 0, null, size);
         checkForError(ret, "on clGetProgramInfo");
@@ -328,10 +329,10 @@ public class CLProgram extends CLObject implements CLResource {
             releaseKernels();
         }
 
-        PointerBuffer deviceIDs = null;
+        NativeSizeBuffer deviceIDs = null;
         int count = 0;
         if(devices != null && devices.length != 0) {
-            deviceIDs = PointerBuffer.allocateDirect(devices.length);
+            deviceIDs = NativeSizeBuffer.allocateDirect(devices.length);
             for (int i = 0; i < devices.length; i++) {
                 deviceIDs.put(i, devices[i].ID);
             }
@@ -430,7 +431,7 @@ public class CLProgram extends CLObject implements CLResource {
 
         if(numKernels.get(0) > 0) {
 
-            PointerBuffer kernelIDs = PointerBuffer.allocateDirect(numKernels.get(0));
+            NativeSizeBuffer kernelIDs = NativeSizeBuffer.allocateDirect(numKernels.get(0));
             ret = cl.clCreateKernelsInProgram(ID, kernelIDs.capacity(), kernelIDs, null);
             if(ret != CL_SUCCESS) {
                 throw newException(ret, "can not create "+kernelIDs.capacity()+" kernels for "+this);
@@ -494,7 +495,7 @@ public class CLProgram extends CLObject implements CLResource {
         if(released) {
             return new CLDevice[0];
         }
-        PointerBuffer size = PointerBuffer.allocateDirect(1);
+        NativeSizeBuffer size = NativeSizeBuffer.allocateDirect(1);
         int ret = cl.clGetProgramInfo(ID, CL_PROGRAM_DEVICES, 0, null, size);
         if(ret != CL_SUCCESS) {
             throw newException(ret, "on clGetProgramInfo of "+this);
@@ -604,8 +605,8 @@ public class CLProgram extends CLObject implements CLResource {
         
         CLDevice[] devices = getCLDevices();
 
-        PointerBuffer sizes = PointerBuffer.allocateDirect(devices.length);
-        int ret = cl.clGetProgramInfo(ID, CL_PROGRAM_BINARY_SIZES, sizes.capacity()*PointerBuffer.elementSize(), sizes.getBuffer(), null);
+        NativeSizeBuffer sizes = NativeSizeBuffer.allocateDirect(devices.length);
+        int ret = cl.clGetProgramInfo(ID, CL_PROGRAM_BINARY_SIZES, sizes.capacity()*NativeSizeBuffer.elementSize(), sizes.getBuffer(), null);
         if(ret != CL_SUCCESS) {
             throw newException(ret, "on clGetProgramInfo(CL_PROGRAM_BINARY_SIZES) of "+this);
         }
@@ -619,14 +620,14 @@ public class CLProgram extends CLObject implements CLResource {
 
         
         long address = InternalBufferUtil.getDirectBufferAddress(binaries);
-        PointerBuffer addresses = PointerBuffer.allocateDirect(sizes.capacity());
+        NativeSizeBuffer addresses = NativeSizeBuffer.allocateDirect(sizes.capacity());
         sizes.rewind();
         while(sizes.remaining() != 0) {
             addresses.put(address);
             address += sizes.get();
         }
         
-        ret = cl.clGetProgramInfo(ID, CL_PROGRAM_BINARIES, addresses.capacity()*PointerBuffer.elementSize(), addresses.getBuffer(), null);
+        ret = cl.clGetProgramInfo(ID, CL_PROGRAM_BINARIES, addresses.capacity()*NativeSizeBuffer.elementSize(), addresses.getBuffer(), null);
         if(ret != CL_SUCCESS) {
             throw newException(ret, "on clGetProgramInfo(CL_PROGRAM_BINARIES) of "+this);
         }
diff --git a/src/com/jogamp/opencl/CLSampler.java b/src/com/jogamp/opencl/CLSampler.java
index 73e153d9..f215cab1 100644
--- a/src/com/jogamp/opencl/CLSampler.java
+++ b/src/com/jogamp/opencl/CLSampler.java
@@ -28,7 +28,7 @@
 
 package com.jogamp.opencl;
 
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 
 import java.nio.Buffer;
 
@@ -84,7 +84,7 @@ public class CLSampler extends CLObject implements CLResource {
     private class CLSamplerInfoAccessor extends CLInfoAccessor {
 
         @Override
-        protected int getInfo(int name, long valueSize, Buffer value, PointerBuffer valueSizeRet) {
+        protected int getInfo(int name, long valueSize, Buffer value, NativeSizeBuffer valueSizeRet) {
             return cl.clGetSamplerInfo(ID, name, valueSize, value, valueSizeRet);
         }
 
diff --git a/src/com/jogamp/opencl/gl/CLGLContext.java b/src/com/jogamp/opencl/gl/CLGLContext.java
index c220fcfc..f8ca70af 100644
--- a/src/com/jogamp/opencl/gl/CLGLContext.java
+++ b/src/com/jogamp/opencl/gl/CLGLContext.java
@@ -33,7 +33,7 @@ import com.jogamp.opencl.CLDevice;
 import java.nio.Buffer;
 import com.jogamp.opencl.CLMemory.Mem;
 import com.jogamp.opencl.CLPlatform;
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import jogamp.opengl.GLContextImpl;
 import jogamp.opengl.egl.EGLContext;
 import jogamp.opengl.macosx.cgl.MacOSXCGLContext;
@@ -95,7 +95,7 @@ public final class CLGLContext extends CLContext {
         }
 
         long[] glID = new long[1];
-        PointerBuffer properties = setupContextProperties(platform, glContext, glID);
+        NativeSizeBuffer properties = setupContextProperties(platform, glContext, glID);
         ErrorDispatcher dispatcher = createErrorHandler();
         long clID = createContextFromType(dispatcher, properties, toDeviceBitmap(deviceTypes));
 
@@ -119,7 +119,7 @@ public final class CLGLContext extends CLContext {
         CLPlatform platform = devices[0].getPlatform();
 
         long[] glID = new long[1];
-        PointerBuffer properties = setupContextProperties(platform, glContext, glID);
+        NativeSizeBuffer properties = setupContextProperties(platform, glContext, glID);
         ErrorDispatcher dispatcher = createErrorHandler();
         long clID = createContext(dispatcher, properties, devices);
 
@@ -133,7 +133,7 @@ public final class CLGLContext extends CLContext {
     }
 
 
-    private static PointerBuffer setupContextProperties(CLPlatform platform, GLContext glContext, long[] glID) {
+    private static NativeSizeBuffer setupContextProperties(CLPlatform platform, GLContext glContext, long[] glID) {
 
         if(platform == null) {
             throw new RuntimeException("no OpenCL installation found");
@@ -151,14 +151,14 @@ public final class CLGLContext extends CLContext {
         GLContextImpl ctxImpl = (GLContextImpl)glContext;
         glID[0] = glContext.getHandle();
 
-        PointerBuffer properties;
+        NativeSizeBuffer properties;
         if(glContext instanceof X11GLXContext) {
 //          spec: "When the GLX binding API is supported, the attribute
 //          CL_GL_CONTEXT_KHR should be set to a GLXContext handle to an
 //          OpenGL context, and the attribute CL_GLX_DISPLAY_KHR should be
 //          set to the Display handle of the X Window System display used to
 //          create the OpenGL context."
-            properties = PointerBuffer.allocateDirect(7);
+            properties = NativeSizeBuffer.allocateDirect(7);
             long displayHandle = ctxImpl.getDrawableImpl().getNativeSurface().getDisplayHandle();
             properties.put(CL_GL_CONTEXT_KHR).put(glID[0])
                       .put(CL_GLX_DISPLAY_KHR).put(displayHandle)
@@ -168,7 +168,7 @@ public final class CLGLContext extends CLContext {
 //          CL_GL_CONTEXT_KHR should be set to an HGLRC handle to an OpenGL
 //          context, and the attribute CL_WGL_HDC_KHR should be set to the
 //          HDC handle of the display used to create the OpenGL context."
-            properties = PointerBuffer.allocateDirect(7);
+            properties = NativeSizeBuffer.allocateDirect(7);
             long surfaceHandle = ctxImpl.getDrawableImpl().getNativeSurface().getSurfaceHandle();
             properties.put(CL_GL_CONTEXT_KHR).put(glID[0])
                       .put(CL_WGL_HDC_KHR).put(surfaceHandle)
@@ -178,7 +178,7 @@ public final class CLGLContext extends CLContext {
 //          spec: "When the CGL binding API is supported, the attribute
 //          CL_CGL_SHAREGROUP_KHR should be set to a CGLShareGroup handle to
 //          a CGL share group object."
-            properties = PointerBuffer.allocateDirect(5);
+            properties = NativeSizeBuffer.allocateDirect(5);
             properties.put(CL_CGL_SHAREGROUP_KHR).put(glID[0])
                       .put(CL_CONTEXT_PLATFORM).put(platform.ID);
         }else if(glContext instanceof EGLContext) {
@@ -188,7 +188,7 @@ public final class CLGLContext extends CLContext {
 //          OpenGL ES or OpenGL context, and the attribute
 //          CL_EGL_DISPLAY_KHR should be set to the EGLDisplay handle of the
 //          display used to create the OpenGL ES or OpenGL context."
-            properties = PointerBuffer.allocateDirect(7);
+            properties = NativeSizeBuffer.allocateDirect(7);
             long displayHandle = ctxImpl.getDrawableImpl().getNativeSurface().getDisplayHandle();
             properties.put(CL_GL_CONTEXT_KHR).put(glID[0])
                       .put(CL_EGL_DISPLAY_KHR).put(displayHandle)
diff --git a/src/com/jogamp/opencl/impl/CLImpl.java b/src/com/jogamp/opencl/impl/CLImpl.java
index 8945d32c..8ea44201 100644
--- a/src/com/jogamp/opencl/impl/CLImpl.java
+++ b/src/com/jogamp/opencl/impl/CLImpl.java
@@ -31,7 +31,7 @@
  */
 package com.jogamp.opencl.impl;
 
-import com.jogamp.common.nio.PointerBuffer;
+import com.jogamp.common.nio.NativeSizeBuffer;
 import com.jogamp.common.os.Platform;
 import com.jogamp.common.util.LongLongHashMap;
 import com.jogamp.opencl.CLErrorHandler;
@@ -56,7 +56,7 @@ public class CLImpl extends CLAbstractImpl {
         this.contextCallbackMap.setKeyNotFoundValue(0);
     }
 
-    public long clCreateContext(PointerBuffer properties, PointerBuffer devices, CLErrorHandler pfn_notify, IntBuffer errcode_ret) {
+    public long clCreateContext(NativeSizeBuffer properties, NativeSizeBuffer devices, CLErrorHandler pfn_notify, IntBuffer errcode_ret) {
 
         if (properties != null && !properties.isDirect()) {
             throw new RuntimeException("Argument \"properties\" was not a direct buffer");
@@ -87,7 +87,7 @@ public class CLImpl extends CLAbstractImpl {
 
     private native long clCreateContext0(Object cl_context_properties, int props_offset, int numDevices, Object devices, int devices_offset, Object pfn_notify, long[] global, Object errcode_ret, int err_offset, long address);
 
-    public long clCreateContextFromType(PointerBuffer properties, long device_type, CLErrorHandler pfn_notify, IntBuffer errcode_ret) {
+    public long clCreateContextFromType(NativeSizeBuffer properties, long device_type, CLErrorHandler pfn_notify, IntBuffer errcode_ret) {
 
         if (properties != null && !properties.isDirect()) {
             throw new RuntimeException("Argument \"properties\" was not a direct buffer");
@@ -134,7 +134,7 @@ public class CLImpl extends CLAbstractImpl {
     public native int clReleaseContextImpl(long context, long global, long address);
 
     /** Interface to C language function: <br> <code> int32_t clBuildProgram(cl_program, uint32_t, cl_device_id * , const char * , void * ); </code>    */
-    public int clBuildProgram(long program, int deviceCount, PointerBuffer deviceList, String options, BuildProgramCallback cb) {
+    public int clBuildProgram(long program, int deviceCount, NativeSizeBuffer deviceList, String options, BuildProgramCallback cb) {
 
         if (deviceList != null && !deviceList.isDirect()) {
             throw new RuntimeException("Argument \"properties\" was not a direct buffer");
@@ -175,38 +175,38 @@ public class CLImpl extends CLAbstractImpl {
 
 
     /** Interface to C language function: <br> <code> void *  {@native clEnqueueMapImage}(cl_command_queue command_queue, cl_mem image, uint32_t blocking_map, uint64_t map_flags, const size_t * , const size_t * , size_t *  image_row_pitch, size_t *  image_slice_pitch, uint32_t num_events_in_wait_list, cl_event *  event_wait_list, cl_event *  event, int32_t *  errcode_ret); </code>
-    @param origin a direct {@link com.jogamp.common.nio.PointerBuffer}
-    @param range a direct {@link com.jogamp.common.nio.PointerBuffer}
-    @param image_row_pitch a direct {@link com.jogamp.common.nio.PointerBuffer}
-    @param image_slice_pitch a direct {@link com.jogamp.common.nio.PointerBuffer}
-    @param event_wait_list a direct {@link com.jogamp.common.nio.PointerBuffer}
-    @param event a direct {@link com.jogamp.common.nio.PointerBuffer}
+    @param origin a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param range a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param image_row_pitch a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param image_slice_pitch a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param event_wait_list a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param event a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
     @param errcode_ret a direct {@link java.nio.IntBuffer}   */
-    public java.nio.ByteBuffer clEnqueueMapImage(long command_queue, long image, int blocking_map, long map_flags,
-            PointerBuffer origin, PointerBuffer range,
-            PointerBuffer image_row_pitch, PointerBuffer image_slice_pitch,
+    public ByteBuffer clEnqueueMapImage(long command_queue, long image, int blocking_map, long map_flags,
+            NativeSizeBuffer origin, NativeSizeBuffer range,
+            NativeSizeBuffer image_row_pitch, NativeSizeBuffer image_slice_pitch,
             int num_events_in_wait_list,
-            PointerBuffer event_wait_list, PointerBuffer event, java.nio.IntBuffer errcode_ret) {
+            NativeSizeBuffer event_wait_list, NativeSizeBuffer event, IntBuffer errcode_ret) {
 
-        if (!isDirect(origin)) {
+        if (origin != null && !origin.isDirect()) {
             throw new CLException("Argument \"origin\" was not a direct buffer");
         }
-        if (!isDirect(range)) {
+        if (range != null && !range.isDirect()) {
             throw new CLException("Argument \"range\" was not a direct buffer");
         }
-        if (!isDirect(image_row_pitch)) {
+        if (image_row_pitch != null && !image_row_pitch.isDirect()) {
             throw new CLException("Argument \"image_row_pitch\" was not a direct buffer");
         }
-        if (!isDirect(image_slice_pitch)) {
+        if (image_slice_pitch != null && !image_slice_pitch.isDirect()) {
             throw new CLException("Argument \"image_slice_pitch\" was not a direct buffer");
         }
-        if (!isDirect(event_wait_list)) {
+        if (event_wait_list != null && !event_wait_list.isDirect()) {
             throw new CLException("Argument \"event_wait_list\" was not a direct buffer");
         }
-        if (!isDirect(event)) {
+        if (event != null && !event.isDirect()) {
             throw new CLException("Argument \"event\" was not a direct buffer");
         }
-        if (!isDirect(errcode_ret)) {
+        if (errcode_ret != null && !errcode_ret.isDirect()) {
             throw new CLException("Argument \"errcode_ret\" was not a direct buffer");
         }
 
@@ -218,7 +218,7 @@ public class CLImpl extends CLAbstractImpl {
         if (getImageInfoAddress == 0) {
             throw new UnsupportedOperationException("Method not available");
         }
-        java.nio.ByteBuffer _res;
+        ByteBuffer _res;
         _res = clEnqueueMapImage0(command_queue, image, blocking_map, map_flags, origin != null ? origin.getBuffer() : null,
                 getDirectBufferByteOffset(origin), range != null ? range.getBuffer() : null,
                 getDirectBufferByteOffset(range), image_row_pitch != null ? image_row_pitch.getBuffer() : null,
@@ -235,12 +235,12 @@ public class CLImpl extends CLAbstractImpl {
     }
 
     /** Entry point to C language function: <code> void *  {@native clEnqueueMapImage}(cl_command_queue command_queue, cl_mem image, uint32_t blocking_map, uint64_t map_flags, const size_t * , const size_t * , size_t *  image_row_pitch, size_t *  image_slice_pitch, uint32_t num_events_in_wait_list, cl_event *  event_wait_list, cl_event *  event, int32_t *  errcode_ret); </code>
-    @param origin a direct {@link com.jogamp.gluegen.runtime.PointerBuffer}
-    @param range a direct {@link com.jogamp.gluegen.runtime.PointerBuffer}
-    @param image_row_pitch a direct {@link com.jogamp.gluegen.runtime.PointerBuffer}
-    @param image_slice_pitch a direct {@link com.jogamp.gluegen.runtime.PointerBuffer}
-    @param event_wait_list a direct {@link com.jogamp.gluegen.runtime.PointerBuffer}
-    @param event a direct {@link com.jogamp.gluegen.runtime.PointerBuffer}
+    @param origin a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param range a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param image_row_pitch a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param image_slice_pitch a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param event_wait_list a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
+    @param event a direct {@link com.jogamp.gluegen.common.nio.NativeSizeBuffer}
     @param errcode_ret a direct {@link java.nio.IntBuffer}   */
     private native ByteBuffer clEnqueueMapImage0(long command_queue, long image, int blocking_map, long map_flags,
             Object origin, int origin_byte_offset, Object range, int range_byte_offset, Object image_row_pitch,
diff --git a/src/com/jogamp/opencl/util/CLBuildListener.java b/src/com/jogamp/opencl/util/CLBuildListener.java
index 7e6dfc0b..9a520582 100644
--- a/src/com/jogamp/opencl/util/CLBuildListener.java
+++ b/src/com/jogamp/opencl/util/CLBuildListener.java
@@ -40,7 +40,7 @@ import com.jogamp.opencl.CLProgram;
  * Note1: registering a build callback can make {@link com.jogamp.opencl.CL#clBuildProgram} non blocking (OpenCL implementation dependent).<br/>
  * Note2: the thread which calls this method is unspecified. The Application should ensure propper synchronization.
  * @author Michael Bien
- * @see com.jogamp.opencl.CL#clBuildProgram(long, int, com.jogamp.common.nio.PointerBuffer, java.lang.String, com.jogamp.opencl.impl.BuildProgramCallback) 
+ * @see com.jogamp.opencl.CL#clBuildProgram(long, int, com.jogamp.common.nio.NativeSizeBuffer, java.lang.String, com.jogamp.opencl.impl.BuildProgramCallback)
  */
 public interface CLBuildListener {