diff options
Diffstat (limited to 'src/com/jogamp')
| -rw-r--r-- | src/com/jogamp/opencl/CLPlatform.java | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/src/com/jogamp/opencl/CLPlatform.java b/src/com/jogamp/opencl/CLPlatform.java index 8f110779..e2ece1ef 100644 --- a/src/com/jogamp/opencl/CLPlatform.java +++ b/src/com/jogamp/opencl/CLPlatform.java @@ -1,9 +1,11 @@ package com.jogamp.opencl; +import java.security.PrivilegedAction; import com.jogamp.common.JogampRuntimeException; import com.jogamp.common.nio.Int64Buffer; import com.jogamp.common.os.NativeLibrary; import com.jogamp.common.nio.PointerBuffer; +import com.jogamp.common.os.UnixDynamicLinkerImpl; import com.jogamp.opencl.util.CLUtil; import com.jogamp.opencl.impl.CLImpl; import com.jogamp.opencl.impl.CLProcAddressTable; @@ -19,12 +21,16 @@ import java.util.Map; import java.util.Scanner; import java.util.Set; +import static java.security.AccessController.*; import static com.jogamp.opencl.CLException.*; import static com.jogamp.opencl.CL.*; /** - * + * CLPlatfrorm representing an OpenCL installation (e.g. graphics driver). + * * @author Michael Bien + * @see #getDefault() + * @see #listCLPlatforms() */ public final class CLPlatform { @@ -39,10 +45,19 @@ public final class CLPlatform { static{ try { - NativeLibrary lib = JOCLJNILibLoader.loadJOCL(); +// new UnixDynamicLinkerImpl().openLibraryGlobal("/usr/lib/jvm/java-6-sun/jre/lib/amd64/lbjsig.so", true); - CLProcAddressTable table = new CLProcAddressTable(); - table.reset(lib); + // run the whole static initialization privileged to speed up, + // since this skips checking further access + CLProcAddressTable table = doPrivileged(new PrivilegedAction<CLProcAddressTable>() { + public CLProcAddressTable run() { + NativeLibrary lib = JOCLJNILibLoader.loadJOCL(); + + CLProcAddressTable table = new CLProcAddressTable(); + table.reset(lib); + return table; + } + }); cl = new CLImpl(table); }catch(Exception ex) { |