Class APPLESync
This extension introduces the concept of "sync objects". Sync objects are a synchronization primitive - a representation of events whose completion status can be tested or waited upon. One specific type of sync object, the "fence sync object", is supported in this extension, and additional types can easily be added in the future.
Fence sync objects have corresponding fences, which are inserted into the OpenGL command stream at the time the sync object is created. A sync object can be queried for a given condition. The only condition supported for fence sync objects is completion of the corresponding fence command. Fence completion allows applications to request a partial Finish, wherein all commands prior to the fence will be forced to complete before control is returned to the calling process.
These new mechanisms allow for synchronization between the host CPU and the GPU, which may be accessing the same resources (typically memory), as well as between multiple GL contexts bound to multiple threads in the host CPU.
Requires GLES 2.0.
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Field Summary
FieldsModifier and TypeFieldDescriptionstatic final intReturned by ClientWaitSyncAPPLE.static final intReturned by ClientWaitSyncAPPLE.static final intAccepted as thepnameparameter of GetInteger64vAPPLE.static final intAccepted as thepnameparameter of GetSyncivAPPLE.static final intReturned invaluesfor GetSyncivAPPLEpnameSYNC_STATUS_APPLE.static final intAccepted as thepnameparameter of GetSyncivAPPLE.static final intReturned invaluesfor GetSyncivpnameOBJECT_TYPE_APPLE.static final intAccepted as thepnameparameter of GetSyncivAPPLE.static final intAccepted in theflagsparameter of ClientWaitSyncAPPLE.static final intReturned invaluesfor GetSyncivAPPLEpnameSYNC_CONDITION_APPLE.static final intAccepted by thetypeparameter of LabelObjectEXT and GetObjectLabelEXT.static final intAccepted as thepnameparameter of GetSyncivAPPLE.static final intReturned by ClientWaitSyncAPPLE.static final longAccepted in thetimeoutparameter of WaitSyncAPPLE.static final intReturned invaluesfor GetSyncivAPPLEpnameSYNC_STATUS_APPLE.static final intReturned by ClientWaitSyncAPPLE. -
Method Summary
Modifier and TypeMethodDescriptionstatic intglClientWaitSyncAPPLE(long sync, int flags, long timeout) static voidglDeleteSyncAPPLE(long sync) static longglFenceSyncAPPLE(int condition, int flags) static longglGetInteger64APPLE(int pname) static voidglGetInteger64vAPPLE(int pname, long[] params) Array version of:GetInteger64vAPPLEstatic voidglGetInteger64vAPPLE(int pname, LongBuffer params) static intglGetSynciAPPLE(long sync, int pname, @Nullable IntBuffer length) static voidglGetSyncivAPPLE(long sync, int pname, int @Nullable [] length, int[] values) Array version of:GetSyncivAPPLEstatic voidglGetSyncivAPPLE(long sync, int pname, @Nullable IntBuffer length, IntBuffer values) static booleanglIsSyncAPPLE(long sync) static voidglWaitSyncAPPLE(long sync, int flags, long timeout) static intnglClientWaitSyncAPPLE(long sync, int flags, long timeout) static voidnglDeleteSyncAPPLE(long sync) static voidnglGetInteger64vAPPLE(int pname, long params) static voidnglGetSyncivAPPLE(long sync, int pname, int bufSize, long length, long values) static booleannglIsSyncAPPLE(long sync) static voidnglWaitSyncAPPLE(long sync, int flags, long timeout)
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Field Details
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GL_MAX_SERVER_WAIT_TIMEOUT_APPLE
public static final int GL_MAX_SERVER_WAIT_TIMEOUT_APPLEAccepted as thepnameparameter of GetInteger64vAPPLE.- See Also:
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GL_OBJECT_TYPE_APPLE
public static final int GL_OBJECT_TYPE_APPLEAccepted as thepnameparameter of GetSyncivAPPLE.- See Also:
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GL_SYNC_CONDITION_APPLE
public static final int GL_SYNC_CONDITION_APPLEAccepted as thepnameparameter of GetSyncivAPPLE.- See Also:
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GL_SYNC_STATUS_APPLE
public static final int GL_SYNC_STATUS_APPLEAccepted as thepnameparameter of GetSyncivAPPLE.- See Also:
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GL_SYNC_FLAGS_APPLE
public static final int GL_SYNC_FLAGS_APPLEAccepted as thepnameparameter of GetSyncivAPPLE.- See Also:
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GL_SYNC_FENCE_APPLE
public static final int GL_SYNC_FENCE_APPLEReturned invaluesfor GetSyncivpnameOBJECT_TYPE_APPLE.- See Also:
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GL_SYNC_GPU_COMMANDS_COMPLETE_APPLE
public static final int GL_SYNC_GPU_COMMANDS_COMPLETE_APPLEReturned invaluesfor GetSyncivAPPLEpnameSYNC_CONDITION_APPLE.- See Also:
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GL_UNSIGNALED_APPLE
public static final int GL_UNSIGNALED_APPLEReturned invaluesfor GetSyncivAPPLEpnameSYNC_STATUS_APPLE.- See Also:
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GL_SIGNALED_APPLE
public static final int GL_SIGNALED_APPLEReturned invaluesfor GetSyncivAPPLEpnameSYNC_STATUS_APPLE.- See Also:
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GL_SYNC_FLUSH_COMMANDS_BIT_APPLE
public static final int GL_SYNC_FLUSH_COMMANDS_BIT_APPLEAccepted in theflagsparameter of ClientWaitSyncAPPLE.- See Also:
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GL_TIMEOUT_IGNORED_APPLE
public static final long GL_TIMEOUT_IGNORED_APPLEAccepted in thetimeoutparameter of WaitSyncAPPLE.- See Also:
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GL_ALREADY_SIGNALED_APPLE
public static final int GL_ALREADY_SIGNALED_APPLEReturned by ClientWaitSyncAPPLE.- See Also:
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GL_TIMEOUT_EXPIRED_APPLE
public static final int GL_TIMEOUT_EXPIRED_APPLEReturned by ClientWaitSyncAPPLE.- See Also:
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GL_CONDITION_SATISFIED_APPLE
public static final int GL_CONDITION_SATISFIED_APPLEReturned by ClientWaitSyncAPPLE.- See Also:
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GL_WAIT_FAILED_APPLE
public static final int GL_WAIT_FAILED_APPLEReturned by ClientWaitSyncAPPLE.- See Also:
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GL_SYNC_OBJECT_APPLE
public static final int GL_SYNC_OBJECT_APPLEAccepted by thetypeparameter of LabelObjectEXT and GetObjectLabelEXT.- See Also:
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Method Details
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glFenceSyncAPPLE
public static long glFenceSyncAPPLE(int condition, int flags) -
nglIsSyncAPPLE
public static boolean nglIsSyncAPPLE(long sync) -
glIsSyncAPPLE
public static boolean glIsSyncAPPLE(long sync) -
nglDeleteSyncAPPLE
public static void nglDeleteSyncAPPLE(long sync) -
glDeleteSyncAPPLE
public static void glDeleteSyncAPPLE(long sync) -
nglClientWaitSyncAPPLE
public static int nglClientWaitSyncAPPLE(long sync, int flags, long timeout) -
glClientWaitSyncAPPLE
public static int glClientWaitSyncAPPLE(long sync, int flags, long timeout) -
nglWaitSyncAPPLE
public static void nglWaitSyncAPPLE(long sync, int flags, long timeout) -
glWaitSyncAPPLE
public static void glWaitSyncAPPLE(long sync, int flags, long timeout) -
nglGetInteger64vAPPLE
public static void nglGetInteger64vAPPLE(int pname, long params) -
glGetInteger64vAPPLE
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glGetInteger64APPLE
public static long glGetInteger64APPLE(int pname) -
nglGetSyncivAPPLE
public static void nglGetSyncivAPPLE(long sync, int pname, int bufSize, long length, long values) -
glGetSyncivAPPLE
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glGetSynciAPPLE
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glGetInteger64vAPPLE
public static void glGetInteger64vAPPLE(int pname, long[] params) Array version of:GetInteger64vAPPLE -
glGetSyncivAPPLE
public static void glGetSyncivAPPLE(long sync, int pname, int @Nullable [] length, int[] values) Array version of:GetSyncivAPPLE
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