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vadere
Commit e0ffa528 authored by Benedikt Zoennchen's avatar Benedikt Zoennchen
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add native java support if open cl is missing, add alert message for the gui and console as well.

parent b030e6a4
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Showing with 450 additions and 264 deletions
VadereGui/resources/messages.properties
View file @ e0ffa528
......@@ -201,6 +201,9 @@ AdjustPanel.lblVelocity.text=FPS
AdjustPanel.lblTime=Time
AdjustPanel.lblStep.text=Timestep
ProjectView.warning.lwjgl.title=Warning
ProjectView.warning.opencl.title=Warning
ProjectView.warning.opencl.text=OpenCL acceleration disabled.\nOpenCL is not supported on your machine.\nDriver updates might resolve the issue.
ProjectView.mntmOutputToSceneario.text=Generate scenario
ProjectView.mntmRunOutput.text=Run offline again
ProjectView.OpenInExplorer.text=Open in Explorer
......
VadereGui/resources/messages_de_DE.properties
View file @ e0ffa528
......@@ -63,6 +63,9 @@ ProjectView.JSONSwitch.link=<u>Wechsle zum <b>{0}</b> Modus</u>
ProjectView.JSONDisplay.label=Keine Auswahl
ProjectView.btnAbout.tooltip=\u00dcber
ProjectView.about.title=\u00dcber
ProjectView.warning.lwjgl.title=Warnung
ProjectView.warning.opencl.title=Warnung
ProjectView.warning.opencl.text=OpenCL-Beschleunigung deaktiviert.\nEs konnte keine OpenCL Unterst\u00FCtzung gefunden werden.\nTreiber-Aktualisierung kann das Problem beheben.
ProjectView.title=Vadere
ProjectView.version= Version {0}
ProjectView.license.text=Dieses Software ist unter der {0} lizenziert
......
VadereGui/src/org/vadere/gui/projectview/VadereApplication.java
View file @ e0ffa528
......@@ -6,12 +6,15 @@ import org.vadere.gui.projectview.view.ProjectView;
import org.vadere.util.io.IOUtils;
import org.vadere.util.logging.Logger;
import org.vadere.util.logging.StdOutErrLog;
import org.vadere.util.opencl.CLUtils;
import java.io.IOException;
import java.util.prefs.BackingStoreException;
import java.util.prefs.InvalidPreferencesFormatException;
import java.util.prefs.Preferences;
import javax.swing.*;
/**
* Entry point for the Vadere GUI.
*
......
VadereGui/src/org/vadere/gui/projectview/view/ProjectView.java
View file @ e0ffa528
package org.vadere.gui.projectview.view;
import org.jetbrains.annotations.NotNull;
import org.vadere.gui.components.utils.Messages;
import org.vadere.gui.postvisualization.control.Player;
import org.vadere.gui.projectview.VadereApplication;
......@@ -44,6 +45,7 @@ import org.vadere.simulator.projects.SingleScenarioFinishedListener;
import org.vadere.simulator.projects.VadereProject;
import org.vadere.util.io.IOUtils;
import org.vadere.util.logging.Logger;
import org.vadere.util.opencl.CLUtils;
import java.awt.*;
import java.awt.event.ActionEvent;
......@@ -256,9 +258,26 @@ public class ProjectView extends JFrame implements ProjectFinishedListener, Sing
frame.setSize(1200, 800);
frame.openLastUsedProject(model);
checkDependencies(frame);
});
}
private static void checkDependencies(@NotNull final JFrame frame) {
try {
if(!CLUtils.isOpenCLSupported()) {
JOptionPane.showMessageDialog(frame,
Messages.getString("ProjectView.warning.opencl.text"),
Messages.getString("ProjectView.warning.opencl.title"),
JOptionPane.WARNING_MESSAGE);
}
} catch (UnsatisfiedLinkError linkError) {
JOptionPane.showMessageDialog(frame,
"[LWJGL]: " + linkError.getMessage(),
Messages.getString("ProjectView.warning.lwjgl.title"),
JOptionPane.WARNING_MESSAGE);
}
}
private void openLastUsedProject(final ProjectViewModel model) {
String lastUsedProjectPath =
Preferences.userNodeForPackage(VadereApplication.class).get("last_used_project", null);
......
VadereSimulator/src/org/vadere/simulator/entrypoints/cmd/VadereConsole.java
View file @ e0ffa528
......@@ -18,6 +18,9 @@ import org.vadere.simulator.entrypoints.cmd.commands.SuqSubCommand;
import org.vadere.simulator.utils.scenariochecker.ScenarioChecker;
import org.vadere.util.logging.Logger;
import org.vadere.util.logging.StdOutErrLog;
import org.vadere.util.opencl.CLUtils;
import javax.swing.*;
/**
......@@ -35,14 +38,20 @@ public class VadereConsole {
try {
StdOutErrLog.addStdOutErrToLog();
if (!CLUtils.isOpenCLSupported()) {
System.out.println("Warning: OpenCL acceleration disabled, since no OpenCL support could be found!");
}
Namespace ns = parser.parseArgs(args);
SubCommandRunner sRunner = ns.get("func");
sRunner.run(ns, parser);
} catch (UnsatisfiedLinkError linkError) {
System.err.println("[LWJGL]: " + linkError.getMessage());
} catch (ArgumentParserException e) {
parser.handleError(e);
System.exit(1);
} catch (Exception e) {
logger.error("topographyError in command:" + e.getMessage());
System.err.println("topographyError in command:" + e.getMessage());
e.printStackTrace();
System.exit(1);
}
......
VadereSimulator/src/org/vadere/simulator/models/density/CLGaussianFilter.java
View file @ e0ffa528
......@@ -5,6 +5,7 @@ import java.io.IOException;
import java.util.function.BiFunction;
import org.vadere.util.logging.Logger;
import org.vadere.util.math.Convolution;
import org.vadere.util.opencl.CLConvolution;
import org.vadere.util.opencl.OpenCLException;
......@@ -14,7 +15,7 @@ class CLGaussianFilter extends GaussianFilter {
private Logger logger = Logger.getLogger(CLConvolution.class);
CLGaussianFilter(final Rectangle2D scenarioBounds, final double scale, final BiFunction<Integer, Integer, Float> f,
final boolean normalize) throws IOException, OpenCLException {
final boolean normalize) throws OpenCLException {
super(scenarioBounds, scale, f, normalize);
this.convolution = new CLConvolution(matrixWidth, matrixHeight, kernelWidth, kernel);
this.convolution.init();
......@@ -22,8 +23,12 @@ class CLGaussianFilter extends GaussianFilter {
@Override
public void filterImage() {
try {
outputMatrix = this.convolution.convolve(inputMatrix);
long ms = System.currentTimeMillis();
outputMatrix = convolution.convolve(inputMatrix);
ms = System.currentTimeMillis() - ms;
logger.infof("filtering required " + ms + "[ms]");
} catch (OpenCLException e) {
logger.error(e.getMessage());
e.printStackTrace();
......
VadereSimulator/src/org/vadere/simulator/models/density/IGaussianFilter.java
View file @ e0ffa528
package org.vadere.simulator.models.density;
import org.jetbrains.annotations.NotNull;
import org.vadere.simulator.models.potential.timeCostFunction.loading.IPedestrianLoadingStrategy;
import org.vadere.state.attributes.scenario.AttributesAgent;
import org.vadere.state.scenario.Agent;
import org.vadere.state.scenario.Topography;
import org.vadere.util.logging.Logger;
import org.vadere.util.opencl.CLUtils;
import org.vadere.util.opencl.OpenCLException;
import java.awt.geom.Rectangle2D;
......@@ -83,11 +85,11 @@ public interface IGaussianFilter {
*/
void destroy();
static <E extends Agent> IGaussianFilter create(final Rectangle2D scenarioBounds,
Collection<E> pedestrians, final double scale,
static <E extends Agent> IGaussianFilter create(@NotNull final Rectangle2D scenarioBounds,
@NotNull Collection<E> pedestrians, final double scale,
final double standardDerivation,
final AttributesAgent attributesPedestrian,
final IPedestrianLoadingStrategy loadingStrategy) {
@NotNull final AttributesAgent attributesPedestrian,
@NotNull final IPedestrianLoadingStrategy loadingStrategy) {
return create(scenarioBounds, pedestrians, scale, standardDerivation, attributesPedestrian, loadingStrategy,
Type.OpenCL);
}
......@@ -95,11 +97,11 @@ public interface IGaussianFilter {
/*
* Factory-methods
*/
static <E extends Agent> IGaussianFilter create(final Rectangle2D scenarioBounds,
Collection<E> pedestrians, final double scale,
static <E extends Agent> IGaussianFilter create(@NotNull final Rectangle2D scenarioBounds,
@NotNull Collection<E> pedestrians, final double scale,
final double standardDerivation,
final AttributesAgent attributesPedestrian,
final IPedestrianLoadingStrategy loadingStrategy, final Type type) {
@NotNull final AttributesAgent attributesPedestrian,
@NotNull final IPedestrianLoadingStrategy loadingStrategy, final Type type) {
double scaleFactor = attributesPedestrian.getRadius() * 2
* attributesPedestrian.getRadius() * 2
......@@ -111,52 +113,71 @@ public interface IGaussianFilter {
(centerI, i) -> (float) (Math.sqrt(scaleFactor) * Math.exp(-((centerI - i) / scale)
* ((centerI - i) / scale) / (2 * standardDerivation * standardDerivation)));
IGaussianFilter clFilter;
switch (type) {
case OpenCL: {
try {
clFilter = new CLGaussianFilter(scenarioBounds, scale, f, false);
} catch (IOException | OpenCLException e) {
e.printStackTrace();
logger.warn(e.getClass().getName() + " while initializing OpenCL: " + e.getMessage() + " OpenCL can not be used. Native Java implementation will be used which might cause performance issues.");
clFilter = new JGaussianFilter(scenarioBounds, scale, f, false);
}
} break;
default:
clFilter = new JGaussianFilter(scenarioBounds, scale, f, false);
}
IGaussianFilter clFilter = getFilter(scenarioBounds, f, type, scale);
return new PedestrianGaussianFilter(pedestrians, clFilter, loadingStrategy);
}
static IGaussianFilter create(
final Topography scenario, final double scale,
final boolean scenarioHasBoundary, final double standardDerivation) {
/**
* Returns the desired filter if possible. If the filter <tt>type</tt> is not supported
* it returns a default java implementation of the filter which should on any device / platform
* / machine.
*
* @param scenarioBounds the bound the filter is working on
* @param f the function for generating the kernel values
* @param type the type of the filter e.g. OpenCL (GPU filter) or native java filter
* @param scale the scale of the filtered grid which directly maps to the size of the matrices which take part in the convolution
*
* @return the desired filter or (if it is not supported) a native java implementation
*/
static IGaussianFilter getFilter(@NotNull final Rectangle2D scenarioBounds,
@NotNull final BiFunction<Integer, Integer, Float> f,
@NotNull final Type type,
final double scale) {
IGaussianFilter clFilter;
switch (type) {
case OpenCL: {
if(CLUtils.isOpenCLSupported()) {
try {
clFilter = new CLGaussianFilter(scenarioBounds, scale, f, false);
} catch (OpenCLException e) {
e.printStackTrace();
logger.warn("Error while initializing OpenCL: " + e.getMessage());
clFilter = new JGaussianFilter(scenarioBounds, scale, f, false);
}
catch (UnsatisfiedLinkError linkError) {
linkError.printStackTrace();
logger.warn("Linking error (native lib problem) while initializing OpenCL: " + linkError.getMessage());
clFilter = new JGaussianFilter(scenarioBounds, scale, f, false);
}
}
else {
clFilter = new JGaussianFilter(scenarioBounds, scale, f, false);
}
} break;
default:
clFilter = new JGaussianFilter(scenarioBounds, scale, f, false);
}
return clFilter;
}
static IGaussianFilter create(@NotNull final Topography scenario,
final double scale,
final boolean scenarioHasBoundary,
final double standardDerivation) {
return create(scenario, scale, scenarioHasBoundary, standardDerivation, Type.OpenCL);
}
static IGaussianFilter create(
final Topography scenario, final double scale,
final boolean scenarioHasBoundary, final double standardDerivation, final Type type) {
static IGaussianFilter create(final Topography scenario,
final double scale,
final boolean scenarioHasBoundary,
final double standardDerivation,
final Type type) {
double varianz = standardDerivation * standardDerivation;
BiFunction<Integer, Integer, Float> f = (centerI, i) -> (float) ((1.0 / (2 * Math.PI * varianz))
* Math.exp(-((centerI - i) / scale) * ((centerI - i) / scale) / (2 * varianz)));
IGaussianFilter clFilter;
switch (type) {
case OpenCL: {
try {
clFilter = new CLGaussianFilter(scenario.getBounds(), scale, f, true);
} catch (IOException | OpenCLException e) {
e.printStackTrace();
logger.warn(e.getClass().getName() + " while initializing OpenCL: " + e.getMessage() + " OpenCL can not be used. Native Java implementation will be used which might cause performance issues.");
clFilter = new JGaussianFilter(scenario.getBounds(), scale, f, true);
}
} break;
default:
clFilter = new JGaussianFilter(scenario.getBounds(), scale, f, true);
}
IGaussianFilter clFilter = getFilter(scenario.getBounds(), f, type, scale);
return new ObstacleGaussianFilter(scenario, clFilter);
}
......
VadereSimulator/src/org/vadere/simulator/models/density/JGaussianFilter.java
View file @ e0ffa528
......@@ -14,7 +14,10 @@ public class JGaussianFilter extends GaussianFilter {
@Override
public void filterImage() {
long ms = System.currentTimeMillis();
outputMatrix = Convolution.convolveSeperate(inputMatrix, kernel, kernel, matrixWidth, matrixHeight, kernelWidth);
ms = System.currentTimeMillis() - ms;
IGaussianFilter.logger.infof("filtering required " + ms + "[ms]");
}
@Override
......
VadereUtils/src/org/vadere/util/opencl/CLConvolution.java
View file @ e0ffa528
......@@ -49,18 +49,16 @@ import static org.lwjgl.system.MemoryUtil.NULL;
import static org.lwjgl.system.MemoryUtil.memUTF8;
/**
* This class offers the convolution operation via OpenCL i.e. the use of the GPU to
* accelerate the computation. Successive convolutions can be computed by reusing memory if the size of
* the involved matrices do not change, that is, {@link CLConvolution#clearCL()} can be called
* after multiple convolutions are computed.
*
* @author Benedikt Zoennchen
*/
public class CLConvolution {
public class CLConvolution extends CLOperation {
private static Logger log = Logger.getLogger(CLConvolution.class);
// CL ids
private long clPlatform;
private long clDevice;
private long clContext;
private long clQueue;
private long clProgram;
// CL Memory
private long clInput;
private long clOutput;
......@@ -106,11 +104,24 @@ public class CLConvolution {
this(KernelType.Separate, matrixWidth, matrixHeight, kernelWidth, kernel);
}
/**
* Default constructor.
*
* @param type kernel type e.g. separated kernel
* @param matrixWidth input matrix width
* @param matrixHeight input matrix height
* @param kernelWidth kernel width which is also the kernel height
* @param kernel a 1D error representing the kernel (this can be a 1D kernel or a 2D kernel depending on the <tt>type</tt>)
*
* @throws OpenCLException if there is some OpenCL problem e.g. it is not supported
* @throws UnsatisfiedLinkError if native libraries for LWJGL are missing
*/
public CLConvolution(
@NotNull final KernelType type,
final int matrixWidth,
final int matrixHeight,
final int kernelWidth, @NotNull final float[] kernel) throws OpenCLException {
final int kernelWidth,
@NotNull final float[] kernel) throws OpenCLException, UnsatisfiedLinkError {
this.type = type;
this.matrixHeight = matrixHeight;
this.matrixWidth = matrixWidth;
......@@ -126,7 +137,7 @@ public class CLConvolution {
init();
}
public void init() throws OpenCLException {
public void init() throws OpenCLException, BootstrapMethodError {
initCallbacks();
initCL();
buildProgram();
......@@ -151,7 +162,18 @@ public class CLConvolution {
}
}
public float[] convolve(final float[] input) throws OpenCLException {
/**
* Executes the convolution operation this might be a 2D convolution realized by one 2D kernel
* or by two 1D kernels or just one 1D convolution which depends on the constructor arguments of this
* class.
*
* @param input the input matrix
*
* @return the output matrix of same dimension as the input matrix
*
* @throws OpenCLException if there is any problem with OpenCL e.g. no OpenCL support
*/
public float[] convolve(final float[] input) throws OpenCLException {
// 1. write input to native-c-like-memory
CLUtils.toFloatBuffer(input, hostScenario);
......@@ -273,64 +295,17 @@ public class CLConvolution {
}
}
public void clearCL() throws OpenCLException {
/**
* Works like a C++ destructor, i.e. frees host and GPU / device memory.
* This has to be called if no more convolutions are computed. Note that
* successive convolutions can be computed by reusing memory if the size of
* the involved matrices do not change.
*
* @throws OpenCLException if there is any problem with OpenCL e.g. no OpenCL support
*/
public void clearCL() throws OpenCLException {
clearMemory();
CLInfo.checkCLError(clReleaseCommandQueue(clQueue));
CLInfo.checkCLError(clReleaseProgram(clProgram));
CLInfo.checkCLError(clReleaseContext(clContext));
contextCB.free();
programCB.free();
}
// private helpers
private void initCallbacks() {
contextCB = CLContextCallback.create((errinfo, private_info, cb, user_data) ->
{
log.debug("[LWJGL] cl_context_callback" + "\tInfo: " + memUTF8(errinfo));
});
programCB = CLProgramCallback.create((program, user_data) ->
{
try {
log.debug("The cl_program [0x"+program+"] was built " + (CLInfo.getProgramBuildInfoInt(program, clDevice, CL_PROGRAM_BUILD_STATUS) == CL_SUCCESS ? "successfully" : "unsuccessfully"));
} catch (OpenCLException e) {
e.printStackTrace();
}
});
}
private void initCL() throws OpenCLException {
try (MemoryStack stack = stackPush()) {
IntBuffer errcode_ret = stack.callocInt(1);
IntBuffer numberOfPlatforms = stack.mallocInt(1);
CLInfo.checkCLError(clGetPlatformIDs(null, numberOfPlatforms));
PointerBuffer platformIDs = stack.mallocPointer(numberOfPlatforms.get(0));
CLInfo.checkCLError(clGetPlatformIDs(platformIDs, numberOfPlatforms));
clPlatform = platformIDs.get(0);
IntBuffer numberOfDevices = stack.mallocInt(1);
CLInfo.checkCLError(clGetDeviceIDs(clPlatform, CL_DEVICE_TYPE_GPU, null, numberOfDevices));
PointerBuffer deviceIDs = stack.mallocPointer(numberOfDevices.get(0));
CLInfo.checkCLError(clGetDeviceIDs(clPlatform, CL_DEVICE_TYPE_GPU, deviceIDs, numberOfDevices));
clDevice = deviceIDs.get(0);
log.debug("CL_DEVICE_NAME = " + CLInfo.getDeviceInfoStringUTF8(clDevice, CL_DEVICE_NAME));
PointerBuffer ctxProps = stack.mallocPointer(3);
ctxProps.put(CL_CONTEXT_PLATFORM)
.put(clPlatform)
.put(NULL)
.flip();
clContext = clCreateContext(ctxProps, clDevice, contextCB, NULL, errcode_ret);
CLInfo.checkCLError(errcode_ret);
clQueue = clCreateCommandQueue(clContext, clDevice, 0, errcode_ret);
CLInfo.checkCLError(errcode_ret);
}
super.clearCL();
}
private void buildProgram() throws OpenCLException {
......
VadereUtils/src/org/vadere/util/opencl/CLLinkedCell.java
View file @ e0ffa528
......@@ -73,16 +73,9 @@ import static org.lwjgl.system.MemoryUtil.memUTF8;
* This class offers the methods to compute an array based linked-cell which contains 2D-coordinates i.e. {@link VPoint}
* using the GPU (see. green-2007 Building the Grid using Sorting).
*/
public class CLLinkedCell {
public class CLLinkedCell extends CLOperation {
private static Logger log = Logger.getLogger(CLLinkedCell.class);
// CL ids
private long clPlatform;
private long clDevice;
private long clContext;
private long clQueue;
private long clProgram;
// CL Memory
private long clHashes;
private long clIndices;
......@@ -112,10 +105,6 @@ public class CLLinkedCell {
private ByteBuffer source;
private ByteBuffer particleSource;
// CL callbacks
private CLContextCallback contextCB;
private CLProgramCallback programCB;
// CL kernel
private long clBitonicSortLocal;
private long clBitonicSortLocal1;
......@@ -130,7 +119,6 @@ public class CLLinkedCell {
private float iCellSize;
private int[] iGridSize;
private List<VPoint> positionList;
private final int deviceType;
private int[] keys;
private int[] values;
......@@ -145,7 +133,6 @@ public class CLLinkedCell {
// time measurement
private boolean debug = false;
private boolean profiling = false;
private static int MIN_LOCAL_SIZE = 1;
......@@ -163,12 +150,12 @@ public class CLLinkedCell {
final VRectangle bound,
final double cellSize,
final int device) throws OpenCLException {
super(device);
this.numberOfElements = numberOfElements;
this.iGridSize = new int[]{ (int)Math.ceil(bound.getWidth() / cellSize), (int)Math.ceil(bound.getHeight() / cellSize)};
this.numberOfGridCells = this.iGridSize[0] * this.iGridSize[1];
this.bound = bound;
this.iCellSize = (float)cellSize;
this.deviceType = device;
if(debug) {
Configuration.DEBUG.set(true);
......@@ -478,7 +465,7 @@ public class CLLinkedCell {
}
else {
localWorkSize = maxWorkGroupSize;
globalWorkSize = multipleOf(numberOfElements, localWorkSize);
globalWorkSize = CLOperation.multipleOf(numberOfElements, localWorkSize);
}
clGlobalWorkSize.put(0, globalWorkSize);
......@@ -488,14 +475,6 @@ public class CLLinkedCell {
}
}
private long multipleOf(long value, long multiple) {
long result = multiple;
while (result < value) {
result += multiple;
}
return result;
}
public boolean checkMinSupportedLocalSize() throws OpenCLException {
try (MemoryStack stack = stackPush()) {
LongBuffer rBitonicMergeLocal = stack.mallocLong(1);
......@@ -615,30 +594,6 @@ public class CLLinkedCell {
}
}
private long enqueueNDRangeKernel(final String name, long command_queue, long kernel, int work_dim, PointerBuffer global_work_offset, PointerBuffer global_work_size, PointerBuffer local_work_size, PointerBuffer event_wait_list, PointerBuffer event) throws OpenCLException {
if(profiling) {
try (MemoryStack stack = stackPush()) {
PointerBuffer clEvent = stack.mallocPointer(1);
LongBuffer startTime = stack.mallocLong(1);
LongBuffer endTime = stack.mallocLong(1);
long result = clEnqueueNDRangeKernel(command_queue, kernel, work_dim, global_work_offset, global_work_size, local_work_size, event_wait_list, clEvent);
clWaitForEvents(clEvent);
long eventAddr = clEvent.get();
CLInfo.checkCLError(clGetEventProfilingInfo(eventAddr, CL_PROFILING_COMMAND_START, startTime, null));
CLInfo.checkCLError(clGetEventProfilingInfo(eventAddr, CL_PROFILING_COMMAND_END, endTime, null));
clEvent.clear();
// in nanaSec
log.info(name + " event time " + "0x"+eventAddr + ": " + ((double)endTime.get() - startTime.get()) / 1_000_000.0 + " [ms]");
endTime.clear();
startTime.clear();
return result;
}
}
else {
return clEnqueueNDRangeKernel(command_queue, kernel, work_dim, global_work_offset, global_work_size, local_work_size, event_wait_list, event);
}
}
private long getMaxWorkGroupSizeForKernel(long clDevice, long clKernel, long workItemMem) throws OpenCLException {
try (MemoryStack stack = stackPush()) {
LongBuffer pp = stack.mallocLong(1);
......@@ -701,75 +656,15 @@ public class CLLinkedCell {
}
}
private void clearCL() throws OpenCLException {
@Override
protected void clearCL() throws OpenCLException {
CLInfo.checkCLError(clReleaseKernel(clBitonicSortLocal));
CLInfo.checkCLError(clReleaseKernel(clBitonicSortLocal1));
CLInfo.checkCLError(clReleaseKernel(clBitonicMergeGlobal));
CLInfo.checkCLError(clReleaseKernel(clBitonicMergeLocal));
CLInfo.checkCLError(clReleaseKernel(clCalcHash));
CLInfo.checkCLError(clReleaseKernel(clFindCellBoundsAndReorder));
CLInfo.checkCLError(clReleaseCommandQueue(clQueue));
CLInfo.checkCLError(clReleaseProgram(clProgram));
CLInfo.checkCLError(clReleaseContext(clContext));
contextCB.free();
programCB.free();
}
// private helpers
private void initCallbacks() {
contextCB = CLContextCallback.create((errinfo, private_info, cb, user_data) ->
{
log.debug("[LWJGL] cl_context_callback" + "\tInfo: " + memUTF8(errinfo));
});
programCB = CLProgramCallback.create((program, user_data) ->
{
try {
log.debug("The cl_program [0x"+program+"] was built " + (CLInfo.getProgramBuildInfoInt(program, clDevice, CL_PROGRAM_BUILD_STATUS) == CL_SUCCESS ? "successfully" : "unsuccessfully"));
} catch (OpenCLException e) {
e.printStackTrace();
}
});
}