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GlShaderSync description fixed

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PiperOrigin-RevId: 249854045
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A. Unique TensorFlower 2019-05-24 10:18:48 -07:00 committed by TensorFlower Gardener
parent 300d9c7181
commit 7eb6a3fefc
1 changed files with 4 additions and 6 deletions
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10
tensorflow/lite/delegates/gpu/gl/gl_sync.h
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@ -82,12 +82,10 @@ Status GlSyncWait();
// (up to tens of ms) but consumes more CPU.
Status GlActiveSyncWait();
// Performs the best available minimum latency finish. A calling thread is not
// going to sleep keeping active busy wait.
// 1) CPU checks the value in the buffer that is going to be written by GPU. The
// persistent buffer is used if the extension is available.
// 2) glSync is checked for the signalling state in a loop.
// 3) glFinish() is performed if all other methods are not available
// CPU checks the value in the buffer that is going to be written by GPU. The
// persistent buffer is used for the simultaneous access to the buffer by GPU
// and CPU. The instance remains invalid if persistent buffer OpenGL extension
// is not supported by the device.
class GlShaderSync {
public:
static Status NewSync(GlShaderSync* gl_sync);