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Diffstat (limited to 'libs/hwui/DeferredDisplayList.h')
| -rw-r--r-- | libs/hwui/DeferredDisplayList.h | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/libs/hwui/DeferredDisplayList.h b/libs/hwui/DeferredDisplayList.h deleted file mode 100644 index 98ccf11b1c2a..000000000000 --- a/libs/hwui/DeferredDisplayList.h +++ /dev/null @@ -1,200 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * 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 ANDROID_HWUI_DEFERRED_DISPLAY_LIST_H -#define ANDROID_HWUI_DEFERRED_DISPLAY_LIST_H - -#include <unordered_map> - -#include <utils/Errors.h> -#include <utils/LinearAllocator.h> - -#include "Matrix.h" -#include "OpenGLRenderer.h" -#include "Rect.h" - -#include <vector> - -class SkBitmap; - -namespace android { -namespace uirenderer { - -class ClipOp; -class DrawOp; -class SaveOp; -class SaveLayerOp; -class StateOp; - -class DeferredDisplayState; - -class Batch; -class DrawBatch; -class MergingDrawBatch; - -typedef const void* mergeid_t; - -class DeferredDisplayState { -public: - // global op bounds, mapped by mMatrix to be in screen space coordinates, clipped - Rect mBounds; - - // the below are set and used by the OpenGLRenderer at record and deferred playback - bool mClipValid; - Rect mClip; - int mClipSideFlags; // specifies which sides of the bounds are clipped, unclipped if cleared - mat4 mMatrix; - float mAlpha; - const RoundRectClipState* mRoundRectClipState; - const ProjectionPathMask* mProjectionPathMask; -}; - -class OpStatePair { -public: - OpStatePair() - : op(nullptr), state(nullptr) {} - OpStatePair(DrawOp* newOp, const DeferredDisplayState* newState) - : op(newOp), state(newState) {} - OpStatePair(const OpStatePair& other) - : op(other.op), state(other.state) {} - DrawOp* op; - const DeferredDisplayState* state; -}; - -class DeferredDisplayList { - friend struct DeferStateStruct; // used to give access to allocator -public: - DeferredDisplayList(const Rect& bounds) - : mBounds(bounds) { - clear(); - } - ~DeferredDisplayList() { clear(); } - - enum OpBatchId { - kOpBatch_None = 0, // Don't batch - kOpBatch_Bitmap, - kOpBatch_Patch, - kOpBatch_AlphaVertices, - kOpBatch_Vertices, - kOpBatch_AlphaMaskTexture, - kOpBatch_Text, - kOpBatch_ColorText, - - kOpBatch_Count, // Add other batch ids before this - }; - - bool isEmpty() { return mBatches.empty(); } - - /** - * Plays back all of the draw ops recorded into batches to the renderer. - * Adjusts the state of the renderer as necessary, and restores it when complete - */ - void flush(OpenGLRenderer& renderer, Rect& dirty); - - void addClip(OpenGLRenderer& renderer, ClipOp* op); - void addSaveLayer(OpenGLRenderer& renderer, SaveLayerOp* op, int newSaveCount); - void addSave(OpenGLRenderer& renderer, SaveOp* op, int newSaveCount); - void addRestoreToCount(OpenGLRenderer& renderer, StateOp* op, int newSaveCount); - - /** - * Add a draw op into the DeferredDisplayList, reordering as needed (for performance) if - * disallowReorder is false, respecting draw order when overlaps occur. - */ - void addDrawOp(OpenGLRenderer& renderer, DrawOp* op); - -private: - DeferredDisplayList(const DeferredDisplayList& other); // disallow copy - - DeferredDisplayState* createState() { - return mAllocator.create_trivial<DeferredDisplayState>(); - } - - void tryRecycleState(DeferredDisplayState* state) { - mAllocator.rewindIfLastAlloc(state); - } - - /** - * Resets the batching back-pointers, creating a barrier in the operation stream so that no ops - * added in the future will be inserted into a batch that already exist. - */ - void resetBatchingState(); - - void clear(); - - void storeStateOpBarrier(OpenGLRenderer& renderer, StateOp* op); - void storeRestoreToCountBarrier(OpenGLRenderer& renderer, StateOp* op, int newSaveCount); - - bool recordingComplexClip() const { return mComplexClipStackStart >= 0; } - - int getStateOpDeferFlags() const; - int getDrawOpDeferFlags() const; - - void discardDrawingBatches(const unsigned int maxIndex); - - // layer space bounds of rendering - Rect mBounds; - - /** - * At defer time, stores the *defer time* savecount of save/saveLayer ops that were deferred, so - * that when an associated restoreToCount is deferred, it can be recorded as a - * RestoreToCountBatch - */ - std::vector<int> mSaveStack; - int mComplexClipStackStart; - - std::vector<Batch*> mBatches; - - // Maps batch ids to the most recent *non-merging* batch of that id - Batch* mBatchLookup[kOpBatch_Count]; - - // Points to the index after the most recent barrier - int mEarliestBatchIndex; - - // Points to the first index that may contain a pure drawing batch - int mEarliestUnclearedIndex; - - /** - * Maps the mergeid_t returned by an op's getMergeId() to the most recently seen - * MergingDrawBatch of that id. These ids are unique per draw type and guaranteed to not - * collide, which avoids the need to resolve mergeid collisions. - */ - std::unordered_map<mergeid_t, DrawBatch*> mMergingBatches[kOpBatch_Count]; - - LinearAllocator mAllocator; -}; - -/** - * Struct containing information that instructs the defer - */ -struct DeferInfo { -public: - DeferInfo() : - batchId(DeferredDisplayList::kOpBatch_None), - mergeId((mergeid_t) -1), - mergeable(false), - opaqueOverBounds(false) { - }; - - int batchId; - mergeid_t mergeId; - bool mergeable; - bool opaqueOverBounds; // opaque over bounds in DeferredDisplayState - can skip ops below -}; - -}; // namespace uirenderer -}; // namespace android - -#endif // ANDROID_HWUI_DEFERRED_DISPLAY_LIST_H |