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Diffstat (limited to 'libs/hwui/FrameBuilder.h')
-rw-r--r-- | libs/hwui/FrameBuilder.h | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/libs/hwui/FrameBuilder.h b/libs/hwui/FrameBuilder.h deleted file mode 100644 index 974daf8a17bb..000000000000 --- a/libs/hwui/FrameBuilder.h +++ /dev/null @@ -1,251 +0,0 @@ -/* - * Copyright (C) 2016 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. - */ - -#pragma once - -#include "BakedOpState.h" -#include "CanvasState.h" -#include "DisplayList.h" -#include "LayerBuilder.h" -#include "RecordedOp.h" -#include "utils/GLUtils.h" - -#include <unordered_map> -#include <vector> - -struct SkRect; - -namespace android { -namespace uirenderer { - -class BakedOpState; -class LayerUpdateQueue; -class OffscreenBuffer; -class Rect; - -/** - * Processes, optimizes, and stores rendering commands from RenderNodes and - * LayerUpdateQueue, building content needed to render a frame. - * - * Resolves final drawing state for each operation (including clip, alpha and matrix), and then - * reorder and merge each op as it is resolved for drawing efficiency. Each layer of content (either - * from the LayerUpdateQueue, or temporary layers created by saveLayer operations in the - * draw stream) will create different reorder contexts, each in its own LayerBuilder. - * - * Then the prepared or 'baked' drawing commands can be issued by calling the templated - * replayBakedOps() function, which will dispatch them (including any created merged op collections) - * to a Dispatcher and Renderer. See BakedOpDispatcher for how these baked drawing operations are - * resolved into Glops and rendered via BakedOpRenderer. - * - * This class is also the authoritative source for traversing RenderNodes, both for standard op - * traversal within a DisplayList, and for out of order RenderNode traversal for Z and projection. - */ -class FrameBuilder : public CanvasStateClient { -public: - struct LightGeometry { - Vector3 center; - float radius; - }; - - FrameBuilder(const SkRect& clip, uint32_t viewportWidth, uint32_t viewportHeight, - const LightGeometry& lightGeometry, Caches& caches); - - FrameBuilder(const LayerUpdateQueue& layerUpdateQueue, const LightGeometry& lightGeometry, - Caches& caches); - - void deferLayers(const LayerUpdateQueue& layers); - - void deferRenderNode(RenderNode& renderNode); - - void deferRenderNode(float tx, float ty, Rect clipRect, RenderNode& renderNode); - - void deferRenderNodeScene(const std::vector<sp<RenderNode> >& nodes, - const Rect& contentDrawBounds); - - virtual ~FrameBuilder() {} - - /** - * replayBakedOps() is templated based on what class will receive ops being replayed. - * - * It constructs a lookup array of lambdas, which allows a recorded BakeOpState to use - * state->op->opId to lookup a receiver that will be called when the op is replayed. - */ - template <typename StaticDispatcher, typename Renderer> - void replayBakedOps(Renderer& renderer) { - std::vector<OffscreenBuffer*> temporaryLayers; - finishDefer(); -/** - * Defines a LUT of lambdas which allow a recorded BakedOpState to use state->op->opId to - * dispatch the op via a method on a static dispatcher when the op is replayed. - * - * For example a BitmapOp would resolve, via the lambda lookup, to calling: - * - * StaticDispatcher::onBitmapOp(Renderer& renderer, const BitmapOp& op, const BakedOpState& state); - */ -#define X(Type) \ - [](void* renderer, const BakedOpState& state) { \ - StaticDispatcher::on##Type(*(static_cast<Renderer*>(renderer)), \ - static_cast<const Type&>(*(state.op)), state); \ - }, - static BakedOpReceiver unmergedReceivers[] = BUILD_RENDERABLE_OP_LUT(X); -#undef X - -/** - * Defines a LUT of lambdas which allow merged arrays of BakedOpState* to be passed to a - * static dispatcher when the group of merged ops is replayed. - */ -#define X(Type) \ - [](void* renderer, const MergedBakedOpList& opList) { \ - StaticDispatcher::onMerged##Type##s(*(static_cast<Renderer*>(renderer)), opList); \ - }, - static MergedOpReceiver mergedReceivers[] = BUILD_MERGEABLE_OP_LUT(X); -#undef X - - // Relay through layers in reverse order, since layers - // later in the list will be drawn by earlier ones - for (int i = mLayerBuilders.size() - 1; i >= 1; i--) { - GL_CHECKPOINT(MODERATE); - LayerBuilder& layer = *(mLayerBuilders[i]); - if (layer.renderNode) { - // cached HW layer - can't skip layer if empty - renderer.startRepaintLayer(layer.offscreenBuffer, layer.repaintRect); - GL_CHECKPOINT(MODERATE); - layer.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers); - GL_CHECKPOINT(MODERATE); - renderer.endLayer(); - } else if (!layer.empty()) { - // save layer - skip entire layer if empty (in which case, LayerOp has null layer). - layer.offscreenBuffer = renderer.startTemporaryLayer(layer.width, layer.height); - temporaryLayers.push_back(layer.offscreenBuffer); - GL_CHECKPOINT(MODERATE); - layer.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers); - GL_CHECKPOINT(MODERATE); - renderer.endLayer(); - } - } - - GL_CHECKPOINT(MODERATE); - if (CC_LIKELY(mDrawFbo0)) { - const LayerBuilder& fbo0 = *(mLayerBuilders[0]); - renderer.startFrame(fbo0.width, fbo0.height, fbo0.repaintRect); - GL_CHECKPOINT(MODERATE); - fbo0.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers); - GL_CHECKPOINT(MODERATE); - renderer.endFrame(fbo0.repaintRect); - } - - for (auto& temporaryLayer : temporaryLayers) { - renderer.recycleTemporaryLayer(temporaryLayer); - } - } - - void dump() const { - for (auto&& layer : mLayerBuilders) { - layer->dump(); - } - } - - /////////////////////////////////////////////////////////////////// - /// CanvasStateClient interface - /////////////////////////////////////////////////////////////////// - virtual void onViewportInitialized() override; - virtual void onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) override; - virtual GLuint getTargetFbo() const override { return 0; } - -private: - void finishDefer(); - enum class ChildrenSelectMode { Negative, Positive }; - void saveForLayer(uint32_t layerWidth, uint32_t layerHeight, float contentTranslateX, - float contentTranslateY, const Rect& repaintRect, const Vector3& lightCenter, - const BeginLayerOp* beginLayerOp, RenderNode* renderNode); - void restoreForLayer(); - - LayerBuilder& currentLayer() { return *(mLayerBuilders[mLayerStack.back()]); } - - BakedOpState* tryBakeOpState(const RecordedOp& recordedOp) { - return BakedOpState::tryConstruct(mAllocator, *mCanvasState.writableSnapshot(), recordedOp); - } - BakedOpState* tryBakeUnboundedOpState(const RecordedOp& recordedOp) { - return BakedOpState::tryConstructUnbounded(mAllocator, *mCanvasState.writableSnapshot(), - recordedOp); - } - - // should always be surrounded by a save/restore pair, and not called if DisplayList is null - void deferNodePropsAndOps(RenderNode& node); - - template <typename V> - void defer3dChildren(const ClipBase* reorderClip, ChildrenSelectMode mode, - const V& zTranslatedNodes); - - void deferShadow(const ClipBase* reorderClip, const RenderNodeOp& casterOp); - - void deferProjectedChildren(const RenderNode& renderNode); - - void deferNodeOps(const RenderNode& renderNode); - - void deferRenderNodeOpImpl(const RenderNodeOp& op); - - void replayBakedOpsImpl(void* arg, BakedOpReceiver* receivers); - - SkPath* createFrameAllocatedPath() { return mAllocator.create<SkPath>(); } - - BakedOpState* deferStrokeableOp(const RecordedOp& op, batchid_t batchId, - BakedOpState::StrokeBehavior strokeBehavior = - BakedOpState::StrokeBehavior::StyleDefined, - bool expandForPathTexture = false); - -/** - * Declares all FrameBuilder::deferXXXXOp() methods for every RecordedOp type. - * - * These private methods are called from within deferImpl to defer each individual op - * type differently. - */ -#define X(Type) void defer##Type(const Type& op); - MAP_DEFERRABLE_OPS(X) -#undef X - - // contains single-frame objects, such as BakedOpStates, LayerBuilders, Batches - LinearAllocator mAllocator; - LinearStdAllocator<void*> mStdAllocator; - - // List of every deferred layer's render state. Replayed in reverse order to render a frame. - LsaVector<LayerBuilder*> mLayerBuilders; - - /* - * Stack of indices within mLayerBuilders representing currently active layers. If drawing - * layerA within a layerB, will contain, in order: - * - 0 (representing FBO 0, always present) - * - layerB's index - * - layerA's index - * - * Note that this doesn't vector doesn't always map onto all values of mLayerBuilders. When a - * layer is finished deferring, it will still be represented in mLayerBuilders, but it's index - * won't be in mLayerStack. This is because it can be replayed, but can't have any more drawing - * ops added to it. - */ - LsaVector<size_t> mLayerStack; - - CanvasState mCanvasState; - - Caches& mCaches; - - float mLightRadius; - - const bool mDrawFbo0; -}; - -}; // namespace uirenderer -}; // namespace android |