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authorSven Gothel <[email protected]>2014-09-03 03:16:10 +0200
committerSven Gothel <[email protected]>2014-09-03 03:16:10 +0200
commitc720767642618cfb4f3739dc6962cde0465e25c5 (patch)
treebb19fc9907a81b01432166f6621e94693a6ba3e3 /src/com/jogamp/opencl
parent87eb9b93c250a0a8746176cbac9448ea62f26afa (diff)
Bug 978: Promote CLAbstractImpl.isAvailable() to CLPlatform, public API. isAvailable() simply shall return true if JOCL/OpenCL libs could be loaded.
- Promote CLAbstractImpl.isAvailable() to CLPlatform, public API. - CLAbstractImpl.isAvailable() simply shall return true if JOCL/OpenCL libs could be loaded.
Diffstat (limited to 'src/com/jogamp/opencl')
-rw-r--r--src/com/jogamp/opencl/CLPlatform.java35
-rw-r--r--src/com/jogamp/opencl/JoclVersion.java8
2 files changed, 24 insertions, 19 deletions
diff --git a/src/com/jogamp/opencl/CLPlatform.java b/src/com/jogamp/opencl/CLPlatform.java
index 8e31b74a..d63f6708 100644
--- a/src/com/jogamp/opencl/CLPlatform.java
+++ b/src/com/jogamp/opencl/CLPlatform.java
@@ -68,6 +68,9 @@ import static com.jogamp.opencl.llb.CL.*;
*
* optional eager initialization:
* <p><pre>
+ * if( !CLPlatform.isAvailable() ) {
+ * return; // abort
+ * }
* try{
* CLPlatform.initialize();
* }catch(JogampRuntimeException ex) {
@@ -77,6 +80,9 @@ import static com.jogamp.opencl.llb.CL.*;
*
* Example initialization:
* <p><pre>
+ * if( !CLPlatform.isAvailable() ) {
+ * return; // abort
+ * }
* CLPlatform platform = CLPlatform.getDefault(type(GPU));
*
* if(platform == null) {
@@ -94,6 +100,7 @@ import static com.jogamp.opencl.llb.CL.*;
* CLPlatform is threadsafe.
*
* @author Michael Bien, et al.
+ * @see #isAvailable()
* @see #initialize()
* @see #getDefault()
* @see #listCLPlatforms()
@@ -135,8 +142,15 @@ public class CLPlatform {
}
/**
+ * @returns true if OpenCL is available on this machine,
+ * i.e. all native libraries could be loaded (CL and CL/JNI).
+ */
+ public static boolean isAvailable() { return CLAbstractImpl.isAvailable(); }
+
+ /**
* Eagerly initializes JOCL. Subsequent calls do nothing.
* @throws JogampRuntimeException if something went wrong in the initialization (e.g. OpenCL lib not found).
+ * @see #isAvailable()
*/
public static void initialize() throws JogampRuntimeException {
initialize(null);
@@ -147,9 +161,9 @@ public class CLPlatform {
* Eagerly initializes JOCL. Subsequent calls do nothing.
* @param factory CLAccessorFactory used for creating the bindings.
* @throws JogampRuntimeException if something went wrong in the initialization (e.g. OpenCL lib not found).
+ * @see #isAvailable()
*/
synchronized static void initialize(final CLAccessorFactory factory) throws JogampRuntimeException {
-
if(cl != null) {
return;
}
@@ -162,19 +176,10 @@ public class CLPlatform {
}
}
- try {
- if( null == CLAbstractImpl.getCLProcAddressTable() ) {
- throw new JogampRuntimeException("JOCL ProcAddressTable is NULL");
- }
- cl = new CLImpl();
- }catch(final UnsatisfiedLinkError ex) {
- System.err.println(JoclVersion.getInstance().getAllVersions(null).toString());
- throw ex;
- }catch(final Exception ex) {
- System.err.println(JoclVersion.getInstance().getAllVersions(null).toString());
- throw new JogampRuntimeException("JOCL initialization error.", ex);
+ if( !CLAbstractImpl.isAvailable() ) {
+ throw new JogampRuntimeException("JOCL is not available");
}
-
+ cl = new CLImpl();
}
/**
@@ -188,7 +193,6 @@ public class CLPlatform {
/**
* Returns the default OpenCL platform or null when no platform found.
*/
- @SuppressWarnings("unchecked")
public static CLPlatform getDefault(final Filter<CLPlatform>... filter) {
final CLPlatform[] platforms = listCLPlatforms(filter);
if(platforms.length > 0) {
@@ -221,7 +225,6 @@ public class CLPlatform {
* @param filter Acceptance filter for the returned platforms.
* @throws CLException if something went wrong initializing OpenCL
*/
- @SuppressWarnings("unchecked")
public static CLPlatform[] listCLPlatforms(final Filter<CLPlatform>... filter) {
initialize();
@@ -297,7 +300,6 @@ public class CLPlatform {
/**
* Lists all physical devices available on this platform matching the given {@link Filter}.
*/
- @SuppressWarnings("unchecked")
public CLDevice[] listCLDevices(final Filter<CLDevice>... filters) {
initialize();
@@ -393,7 +395,6 @@ public class CLPlatform {
* The device speed is estimated by calculating the product of
* MAX_COMPUTE_UNITS and MAX_CLOCK_FREQUENCY.
*/
- @SuppressWarnings("unchecked")
public CLDevice getMaxFlopsDevice(final Filter<CLDevice>... filter) {
return findMaxFlopsDevice(listCLDevices(filter));
}
diff --git a/src/com/jogamp/opencl/JoclVersion.java b/src/com/jogamp/opencl/JoclVersion.java
index 15e868cf..3519add0 100644
--- a/src/com/jogamp/opencl/JoclVersion.java
+++ b/src/com/jogamp/opencl/JoclVersion.java
@@ -247,8 +247,12 @@ public class JoclVersion extends JogampVersion {
// System.err.println(NativeWindowVersion.getInstance());
final JoclVersion v = JoclVersion.getInstance();
System.err.println(v.toString());
- System.err.println(v.getOpenCLTextInfo(null).toString());
- // System.err.println(v.getOpenCLHtmlInfo(null).toString());
+ if( CLPlatform.isAvailable() ) {
+ System.err.println(v.getOpenCLTextInfo(null).toString());
+ // System.err.println(v.getOpenCLHtmlInfo(null).toString());
+ } else {
+ System.err.println("JOCL/OpenCL not available");
+ }
}
}