diff options
Diffstat (limited to 'src/com/mbien/opencl/CLDevice.java')
-rw-r--r-- | src/com/mbien/opencl/CLDevice.java | 150 |
1 files changed, 100 insertions, 50 deletions
diff --git a/src/com/mbien/opencl/CLDevice.java b/src/com/mbien/opencl/CLDevice.java index 87616516..0ad8f0e9 100644 --- a/src/com/mbien/opencl/CLDevice.java +++ b/src/com/mbien/opencl/CLDevice.java @@ -15,51 +15,6 @@ import static com.mbien.opencl.CLException.*; */ public final class CLDevice { - /** - * Enumeration for the type of a device. - */ - public enum Type { - /** - * CL_DEVICE_TYPE_CPU - */ - CPU(CL.CL_DEVICE_TYPE_CPU), - /** - * CL_DEVICE_TYPE_GPU - */ - GPU(CL.CL_DEVICE_TYPE_GPU), - /** - * CL_DEVICE_TYPE_ACCELERATOR - */ - ACCELERATOR(CL.CL_DEVICE_TYPE_ACCELERATOR), - /** - * CL_DEVICE_TYPE_DEFAULT - */ - DEFAULT(CL.CL_DEVICE_TYPE_DEFAULT); - - /** - * Value of wrapped OpenCL device type. - */ - public final int CL_TYPE; - - private Type(int CL_TYPE) { - this.CL_TYPE = CL_TYPE; - } - - public static Type valueOf(int clDeviceType) { - switch(clDeviceType) { - case(CL.CL_DEVICE_TYPE_DEFAULT): - return DEFAULT; - case(CL.CL_DEVICE_TYPE_CPU): - return CPU; - case(CL.CL_DEVICE_TYPE_GPU): - return GPU; - case(CL.CL_DEVICE_TYPE_ACCELERATOR): - return ACCELERATOR; - } - return null; - } - } - private final CL cl; private CLContext context; @@ -82,6 +37,20 @@ public final class CLDevice { public CLCommandQueue createCommandQueue() { return createCommandQueue(0); } + + public CLCommandQueue createCommandQueue(CLCommandQueue.Mode property) { + return createCommandQueue(property.CL_QUEUE_MODE); + } + + public CLCommandQueue createCommandQueue(CLCommandQueue.Mode... properties) { + int flags = 0; + if(properties != null) { + for (int i = 0; i < properties.length; i++) { + flags |= properties[i].CL_QUEUE_MODE; + } + } + return createCommandQueue(flags); + } public CLCommandQueue createCommandQueue(long properties) { if(context == null) @@ -123,41 +92,77 @@ public final class CLDevice { } /** - * Returns the maximal number of compute units. + * Returns the number of parallel compute cores on the OpenCL device. + * The minimum value is 1. */ public int getMaxComputeUnits() { return (int) getInfoLong(CL.CL_DEVICE_MAX_COMPUTE_UNITS); } /** - * Returns the maximal work group size. + * Returns the maximum number of work-items in a work-group executing + * a kernel using the data parallel execution model. + * The minimum value is 1. */ public int getMaxWorkGroupSize() { return (int) getInfoLong(CL.CL_DEVICE_MAX_WORK_GROUP_SIZE); } /** - * Returns the max clock frequency in Hz. + * Returns the maximum configured clock frequency of the device in MHz. */ public int getMaxClockFrequency() { return (int) (getInfoLong(CL.CL_DEVICE_MAX_CLOCK_FREQUENCY)); } /** - * Returns the global memory size in Bytes. + * Returns the maximum dimensions that specify the global and local work-item + * IDs used by the data parallel execution model. + * The minimum value is 3. + */ + public int getMaxWorkItemDimensions() { + return (int) getInfoLong(CL.CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS); + } + + /** + * Returns the global memory size in bytes. */ public long getGlobalMemSize() { return getInfoLong(CL.CL_DEVICE_GLOBAL_MEM_SIZE); } /** - * Returns the local memory size in Bytes. + * Returns the local memory size in bytes. */ public long getLocalMemSize() { return getInfoLong(CL.CL_DEVICE_LOCAL_MEM_SIZE); } /** + * Returns the max size in bytes of a constant buffer allocation. + * The minimum value is 64 KB. + */ + public long getMaxConstantBufferSize() { + return getInfoLong(CL.CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE); + } + + /** + * Returns true if this device is available. + */ + public boolean isAvailable() { + return getInfoLong(CL.CL_DEVICE_AVAILABLE) == CL.CL_TRUE; + } + + /** + * Returns false if the implementation does not have a compiler available to + * compile the program source. Is true if the compiler is available. + * This can be false for the OpenCL ES profile only. + */ + public boolean isCompilerAvailable() { + return getInfoLong(CL.CL_DEVICE_COMPILER_AVAILABLE) == CL.CL_TRUE; + } + + /** * Returns all device extension names as unmodifiable Set. */ public Set<String> getExtensions() { @@ -233,4 +238,49 @@ public final class CLDevice { return hash; } + /** + * Enumeration for the type of a device. + */ + public enum Type { + /** + * CL_DEVICE_TYPE_CPU + */ + CPU(CL.CL_DEVICE_TYPE_CPU), + /** + * CL_DEVICE_TYPE_GPU + */ + GPU(CL.CL_DEVICE_TYPE_GPU), + /** + * CL_DEVICE_TYPE_ACCELERATOR + */ + ACCELERATOR(CL.CL_DEVICE_TYPE_ACCELERATOR), + /** + * CL_DEVICE_TYPE_DEFAULT + */ + DEFAULT(CL.CL_DEVICE_TYPE_DEFAULT); + + /** + * Value of wrapped OpenCL device type. + */ + public final int CL_TYPE; + + private Type(int CL_TYPE) { + this.CL_TYPE = CL_TYPE; + } + + public static Type valueOf(int clDeviceType) { + switch(clDeviceType) { + case(CL.CL_DEVICE_TYPE_DEFAULT): + return DEFAULT; + case(CL.CL_DEVICE_TYPE_CPU): + return CPU; + case(CL.CL_DEVICE_TYPE_GPU): + return GPU; + case(CL.CL_DEVICE_TYPE_ACCELERATOR): + return ACCELERATOR; + } + return null; + } + } + } |