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authorwolfbeast <mcwerewolf@gmail.com>2018-05-12 11:09:44 +0200
committerwolfbeast <mcwerewolf@gmail.com>2018-05-12 11:09:44 +0200
commitcfe5ef4ac7cd59f094b538252161ad74223c47da (patch)
treee5c0ee7e70db84bd2bfc6062784006769e9df730 /widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferSlot.h
parent28cf922aa9af4d4b8e0a3ce91dc1270a55986909 (diff)
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Remove Gonk build directories
Diffstat (limited to 'widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferSlot.h')
-rw-r--r--widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferSlot.h132
1 files changed, 0 insertions, 132 deletions
diff --git a/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferSlot.h b/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferSlot.h
deleted file mode 100644
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--- a/widget/gonk/nativewindow/GonkBufferQueueLL/GonkBufferSlot.h
+++ /dev/null
@@ -1,132 +0,0 @@
-/*
- * Copyright 2014 The Android Open Source Project
- * Copyright (C) 2014 Mozilla Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef NATIVEWINDOW_GONKBUFFERSLOT_LL_H
-#define NATIVEWINDOW_GONKBUFFERSLOT_LL_H
-
-#include <ui/Fence.h>
-#include <ui/GraphicBuffer.h>
-
-#include <utils/StrongPointer.h>
-
-#include "mozilla/layers/TextureClient.h"
-
-namespace android {
-
-struct GonkBufferSlot {
- typedef mozilla::layers::TextureClient TextureClient;
-
- GonkBufferSlot()
- : mBufferState(GonkBufferSlot::FREE),
- mRequestBufferCalled(false),
- mFrameNumber(0),
- mAcquireCalled(false),
- mNeedsCleanupOnRelease(false),
- mAttachedByConsumer(false) {
- }
-
- // mGraphicBuffer points to the buffer allocated for this slot or is NULL
- // if no buffer has been allocated.
- sp<GraphicBuffer> mGraphicBuffer;
-
- // BufferState represents the different states in which a buffer slot
- // can be. All slots are initially FREE.
- enum BufferState {
- // FREE indicates that the buffer is available to be dequeued
- // by the producer. The buffer may be in use by the consumer for
- // a finite time, so the buffer must not be modified until the
- // associated fence is signaled.
- //
- // The slot is "owned" by BufferQueue. It transitions to DEQUEUED
- // when dequeueBuffer is called.
- FREE = 0,
-
- // DEQUEUED indicates that the buffer has been dequeued by the
- // producer, but has not yet been queued or canceled. The
- // producer may modify the buffer's contents as soon as the
- // associated ready fence is signaled.
- //
- // The slot is "owned" by the producer. It can transition to
- // QUEUED (via queueBuffer) or back to FREE (via cancelBuffer).
- DEQUEUED = 1,
-
- // QUEUED indicates that the buffer has been filled by the
- // producer and queued for use by the consumer. The buffer
- // contents may continue to be modified for a finite time, so
- // the contents must not be accessed until the associated fence
- // is signaled.
- //
- // The slot is "owned" by BufferQueue. It can transition to
- // ACQUIRED (via acquireBuffer) or to FREE (if another buffer is
- // queued in asynchronous mode).
- QUEUED = 2,
-
- // ACQUIRED indicates that the buffer has been acquired by the
- // consumer. As with QUEUED, the contents must not be accessed
- // by the consumer until the fence is signaled.
- //
- // The slot is "owned" by the consumer. It transitions to FREE
- // when releaseBuffer is called.
- ACQUIRED = 3
- };
-
- static const char* bufferStateName(BufferState state);
-
- // mBufferState is the current state of this buffer slot.
- BufferState mBufferState;
-
- // mRequestBufferCalled is used for validating that the producer did
- // call requestBuffer() when told to do so. Technically this is not
- // needed but useful for debugging and catching producer bugs.
- bool mRequestBufferCalled;
-
- // mFrameNumber is the number of the queued frame for this slot. This
- // is used to dequeue buffers in LRU order (useful because buffers
- // may be released before their release fence is signaled).
- uint64_t mFrameNumber;
-
- // mFence is a fence which will signal when work initiated by the
- // previous owner of the buffer is finished. When the buffer is FREE,
- // the fence indicates when the consumer has finished reading
- // from the buffer, or when the producer has finished writing if it
- // called cancelBuffer after queueing some writes. When the buffer is
- // QUEUED, it indicates when the producer has finished filling the
- // buffer. When the buffer is DEQUEUED or ACQUIRED, the fence has been
- // passed to the consumer or producer along with ownership of the
- // buffer, and mFence is set to NO_FENCE.
- sp<Fence> mFence;
-
- // Indicates whether this buffer has been seen by a consumer yet
- bool mAcquireCalled;
-
- // Indicates whether this buffer needs to be cleaned up by the
- // consumer. This is set when a buffer in ACQUIRED state is freed.
- // It causes releaseBuffer to return STALE_BUFFER_SLOT.
- bool mNeedsCleanupOnRelease;
-
- // Indicates whether the buffer was attached on the consumer side.
- // If so, it needs to set the BUFFER_NEEDS_REALLOCATION flag when dequeued
- // to prevent the producer from using a stale cached buffer.
- bool mAttachedByConsumer;
-
- // mTextureClient is a thin abstraction over remotely allocated GraphicBuffer.
- RefPtr<TextureClient> mTextureClient;
-};
-
-} // namespace android
-
-#endif