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Diffstat (limited to 'libs/hwui/FrameBuilder.cpp')
| -rw-r--r-- | libs/hwui/FrameBuilder.cpp | 976 |
1 files changed, 0 insertions, 976 deletions
diff --git a/libs/hwui/FrameBuilder.cpp b/libs/hwui/FrameBuilder.cpp deleted file mode 100644 index ced37ede0746..000000000000 --- a/libs/hwui/FrameBuilder.cpp +++ /dev/null @@ -1,976 +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. - */ - -#include "FrameBuilder.h" - -#include "DeferredLayerUpdater.h" -#include "LayerUpdateQueue.h" -#include "RenderNode.h" -#include "VectorDrawable.h" -#include "hwui/Canvas.h" -#include "renderstate/OffscreenBufferPool.h" -#include "utils/FatVector.h" -#include "utils/PaintUtils.h" -#include "utils/TraceUtils.h" - -#include <SkPathOps.h> -#include <utils/TypeHelpers.h> - -namespace android { -namespace uirenderer { - -FrameBuilder::FrameBuilder(const SkRect& clip, uint32_t viewportWidth, uint32_t viewportHeight, - const LightGeometry& lightGeometry, Caches& caches) - : mStdAllocator(mAllocator) - , mLayerBuilders(mStdAllocator) - , mLayerStack(mStdAllocator) - , mCanvasState(*this) - , mCaches(caches) - , mLightRadius(lightGeometry.radius) - , mDrawFbo0(true) { - // Prepare to defer Fbo0 - auto fbo0 = mAllocator.create<LayerBuilder>(viewportWidth, viewportHeight, Rect(clip)); - mLayerBuilders.push_back(fbo0); - mLayerStack.push_back(0); - mCanvasState.initializeSaveStack(viewportWidth, viewportHeight, clip.fLeft, clip.fTop, - clip.fRight, clip.fBottom, lightGeometry.center); -} - -FrameBuilder::FrameBuilder(const LayerUpdateQueue& layers, const LightGeometry& lightGeometry, - Caches& caches) - : mStdAllocator(mAllocator) - , mLayerBuilders(mStdAllocator) - , mLayerStack(mStdAllocator) - , mCanvasState(*this) - , mCaches(caches) - , mLightRadius(lightGeometry.radius) - , mDrawFbo0(false) { - // TODO: remove, with each layer on its own save stack - - // Prepare to defer Fbo0 (which will be empty) - auto fbo0 = mAllocator.create<LayerBuilder>(1, 1, Rect(1, 1)); - mLayerBuilders.push_back(fbo0); - mLayerStack.push_back(0); - mCanvasState.initializeSaveStack(1, 1, 0, 0, 1, 1, lightGeometry.center); - - deferLayers(layers); -} - -void FrameBuilder::deferLayers(const LayerUpdateQueue& layers) { - // Render all layers to be updated, in order. Defer in reverse order, so that they'll be - // updated in the order they're passed in (mLayerBuilders are issued to Renderer in reverse) - for (int i = layers.entries().size() - 1; i >= 0; i--) { - RenderNode* layerNode = layers.entries()[i].renderNode.get(); - // only schedule repaint if node still on layer - possible it may have been - // removed during a dropped frame, but layers may still remain scheduled so - // as not to lose info on what portion is damaged - OffscreenBuffer* layer = layerNode->getLayer(); - if (CC_LIKELY(layer)) { - ATRACE_FORMAT("Optimize HW Layer DisplayList %s %ux%u", layerNode->getName(), - layerNode->getWidth(), layerNode->getHeight()); - - Rect layerDamage = layers.entries()[i].damage; - // TODO: ensure layer damage can't be larger than layer - layerDamage.doIntersect(0, 0, layer->viewportWidth, layer->viewportHeight); - layerNode->computeOrdering(); - - // map current light center into RenderNode's coordinate space - Vector3 lightCenter = mCanvasState.currentSnapshot()->getRelativeLightCenter(); - layer->inverseTransformInWindow.mapPoint3d(lightCenter); - - saveForLayer(layerNode->getWidth(), layerNode->getHeight(), 0, 0, layerDamage, - lightCenter, nullptr, layerNode); - - if (layerNode->getDisplayList()) { - deferNodeOps(*layerNode); - } - restoreForLayer(); - } - } -} - -void FrameBuilder::deferRenderNode(RenderNode& renderNode) { - renderNode.computeOrdering(); - - mCanvasState.save(SaveFlags::MatrixClip); - deferNodePropsAndOps(renderNode); - mCanvasState.restore(); -} - -void FrameBuilder::deferRenderNode(float tx, float ty, Rect clipRect, RenderNode& renderNode) { - renderNode.computeOrdering(); - - mCanvasState.save(SaveFlags::MatrixClip); - mCanvasState.translate(tx, ty); - mCanvasState.clipRect(clipRect.left, clipRect.top, clipRect.right, clipRect.bottom, - SkClipOp::kIntersect); - deferNodePropsAndOps(renderNode); - mCanvasState.restore(); -} - -static Rect nodeBounds(RenderNode& node) { - auto& props = node.properties(); - return Rect(props.getLeft(), props.getTop(), props.getRight(), props.getBottom()); -} - -void FrameBuilder::deferRenderNodeScene(const std::vector<sp<RenderNode> >& nodes, - const Rect& contentDrawBounds) { - if (nodes.size() < 1) return; - if (nodes.size() == 1) { - if (!nodes[0]->nothingToDraw()) { - deferRenderNode(*nodes[0]); - } - return; - } - // It there are multiple render nodes, they are laid out as follows: - // #0 - backdrop (content + caption) - // #1 - content (local bounds are at (0,0), will be translated and clipped to backdrop) - // #2 - additional overlay nodes - // Usually the backdrop cannot be seen since it will be entirely covered by the content. While - // resizing however it might become partially visible. The following render loop will crop the - // backdrop against the content and draw the remaining part of it. It will then draw the content - // cropped to the backdrop (since that indicates a shrinking of the window). - // - // Additional nodes will be drawn on top with no particular clipping semantics. - - // Usually the contents bounds should be mContentDrawBounds - however - we will - // move it towards the fixed edge to give it a more stable appearance (for the moment). - // If there is no content bounds we ignore the layering as stated above and start with 2. - - // Backdrop bounds in render target space - const Rect backdrop = nodeBounds(*nodes[0]); - - // Bounds that content will fill in render target space (note content node bounds may be bigger) - Rect content(contentDrawBounds.getWidth(), contentDrawBounds.getHeight()); - content.translate(backdrop.left, backdrop.top); - if (!content.contains(backdrop) && !nodes[0]->nothingToDraw()) { - // Content doesn't entirely overlap backdrop, so fill around content (right/bottom) - - // Note: in the future, if content doesn't snap to backdrop's left/top, this may need to - // also fill left/top. Currently, both 2up and freeform position content at the top/left of - // the backdrop, so this isn't necessary. - if (content.right < backdrop.right) { - // draw backdrop to right side of content - deferRenderNode(0, 0, - Rect(content.right, backdrop.top, backdrop.right, backdrop.bottom), - *nodes[0]); - } - if (content.bottom < backdrop.bottom) { - // draw backdrop to bottom of content - // Note: bottom fill uses content left/right, to avoid overdrawing left/right fill - deferRenderNode(0, 0, - Rect(content.left, content.bottom, content.right, backdrop.bottom), - *nodes[0]); - } - } - - if (!nodes[1]->nothingToDraw()) { - if (!backdrop.isEmpty()) { - // content node translation to catch up with backdrop - float dx = contentDrawBounds.left - backdrop.left; - float dy = contentDrawBounds.top - backdrop.top; - - Rect contentLocalClip = backdrop; - contentLocalClip.translate(dx, dy); - deferRenderNode(-dx, -dy, contentLocalClip, *nodes[1]); - } else { - deferRenderNode(*nodes[1]); - } - } - - // remaining overlay nodes, simply defer - for (size_t index = 2; index < nodes.size(); index++) { - if (!nodes[index]->nothingToDraw()) { - deferRenderNode(*nodes[index]); - } - } -} - -void FrameBuilder::onViewportInitialized() {} - -void FrameBuilder::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) {} - -void FrameBuilder::deferNodePropsAndOps(RenderNode& node) { - const RenderProperties& properties = node.properties(); - const Outline& outline = properties.getOutline(); - if (properties.getAlpha() <= 0 || (outline.getShouldClip() && outline.isEmpty()) || - properties.getScaleX() == 0 || properties.getScaleY() == 0) { - return; // rejected - } - - if (properties.getLeft() != 0 || properties.getTop() != 0) { - mCanvasState.translate(properties.getLeft(), properties.getTop()); - } - if (properties.getStaticMatrix()) { - mCanvasState.concatMatrix(*properties.getStaticMatrix()); - } else if (properties.getAnimationMatrix()) { - mCanvasState.concatMatrix(*properties.getAnimationMatrix()); - } - if (properties.hasTransformMatrix()) { - if (properties.isTransformTranslateOnly()) { - mCanvasState.translate(properties.getTranslationX(), properties.getTranslationY()); - } else { - mCanvasState.concatMatrix(*properties.getTransformMatrix()); - } - } - - const int width = properties.getWidth(); - const int height = properties.getHeight(); - - Rect saveLayerBounds; // will be set to non-empty if saveLayer needed - const bool isLayer = properties.effectiveLayerType() != LayerType::None; - int clipFlags = properties.getClippingFlags(); - if (properties.getAlpha() < 1) { - if (isLayer) { - clipFlags &= ~CLIP_TO_BOUNDS; // bounds clipping done by layer - } - if (CC_LIKELY(isLayer || !properties.getHasOverlappingRendering())) { - // simply scale rendering content's alpha - mCanvasState.scaleAlpha(properties.getAlpha()); - } else { - // schedule saveLayer by initializing saveLayerBounds - saveLayerBounds.set(0, 0, width, height); - if (clipFlags) { - properties.getClippingRectForFlags(clipFlags, &saveLayerBounds); - clipFlags = 0; // all clipping done by savelayer - } - } - - if (CC_UNLIKELY(ATRACE_ENABLED() && properties.promotedToLayer())) { - // pretend alpha always causes savelayer to warn about - // performance problem affecting old versions - ATRACE_FORMAT("%s alpha caused saveLayer %dx%d", node.getName(), width, height); - } - } - if (clipFlags) { - Rect clipRect; - properties.getClippingRectForFlags(clipFlags, &clipRect); - mCanvasState.clipRect(clipRect.left, clipRect.top, clipRect.right, clipRect.bottom, - SkClipOp::kIntersect); - } - - if (properties.getRevealClip().willClip()) { - Rect bounds; - properties.getRevealClip().getBounds(&bounds); - mCanvasState.setClippingRoundRect(mAllocator, bounds, - properties.getRevealClip().getRadius()); - } else if (properties.getOutline().willClip()) { - mCanvasState.setClippingOutline(mAllocator, &(properties.getOutline())); - } - - bool quickRejected = mCanvasState.currentSnapshot()->getRenderTargetClip().isEmpty() || - (properties.getClipToBounds() && - mCanvasState.quickRejectConservative(0, 0, width, height)); - if (!quickRejected) { - // not rejected, so defer render as either Layer, or direct (possibly wrapped in saveLayer) - if (node.getLayer()) { - // HW layer - LayerOp* drawLayerOp = mAllocator.create_trivial<LayerOp>(node); - BakedOpState* bakedOpState = tryBakeOpState(*drawLayerOp); - if (bakedOpState) { - // Node's layer already deferred, schedule it to render into parent layer - currentLayer().deferUnmergeableOp(mAllocator, bakedOpState, OpBatchType::Bitmap); - } - } else if (CC_UNLIKELY(!saveLayerBounds.isEmpty())) { - // draw DisplayList contents within temporary, since persisted layer could not be used. - // (temp layers are clipped to viewport, since they don't persist offscreen content) - SkPaint saveLayerPaint; - saveLayerPaint.setAlpha(properties.getAlpha()); - deferBeginLayerOp(*mAllocator.create_trivial<BeginLayerOp>( - saveLayerBounds, Matrix4::identity(), - nullptr, // no record-time clip - need only respect defer-time one - &saveLayerPaint)); - deferNodeOps(node); - deferEndLayerOp(*mAllocator.create_trivial<EndLayerOp>()); - } else { - deferNodeOps(node); - } - } -} - -typedef key_value_pair_t<float, const RenderNodeOp*> ZRenderNodeOpPair; - -template <typename V> -static void buildZSortedChildList(V* zTranslatedNodes, const DisplayList& displayList, - const DisplayList::Chunk& chunk) { - if (chunk.beginChildIndex == chunk.endChildIndex) return; - - for (size_t i = chunk.beginChildIndex; i < chunk.endChildIndex; i++) { - RenderNodeOp* childOp = displayList.getChildren()[i]; - RenderNode* child = childOp->renderNode; - float childZ = child->properties().getZ(); - - if (!MathUtils::isZero(childZ) && chunk.reorderChildren) { - zTranslatedNodes->push_back(ZRenderNodeOpPair(childZ, childOp)); - childOp->skipInOrderDraw = true; - } else if (!child->properties().getProjectBackwards()) { - // regular, in order drawing DisplayList - childOp->skipInOrderDraw = false; - } - } - - // Z sort any 3d children (stable-ness makes z compare fall back to standard drawing order) - std::stable_sort(zTranslatedNodes->begin(), zTranslatedNodes->end()); -} - -template <typename V> -static size_t findNonNegativeIndex(const V& zTranslatedNodes) { - for (size_t i = 0; i < zTranslatedNodes.size(); i++) { - if (zTranslatedNodes[i].key >= 0.0f) return i; - } - return zTranslatedNodes.size(); -} - -template <typename V> -void FrameBuilder::defer3dChildren(const ClipBase* reorderClip, ChildrenSelectMode mode, - const V& zTranslatedNodes) { - const int size = zTranslatedNodes.size(); - if (size == 0 || (mode == ChildrenSelectMode::Negative && zTranslatedNodes[0].key > 0.0f) || - (mode == ChildrenSelectMode::Positive && zTranslatedNodes[size - 1].key < 0.0f)) { - // no 3d children to draw - return; - } - - /** - * Draw shadows and (potential) casters mostly in order, but allow the shadows of casters - * with very similar Z heights to draw together. - * - * This way, if Views A & B have the same Z height and are both casting shadows, the shadows are - * underneath both, and neither's shadow is drawn on top of the other. - */ - const size_t nonNegativeIndex = findNonNegativeIndex(zTranslatedNodes); - size_t drawIndex, shadowIndex, endIndex; - if (mode == ChildrenSelectMode::Negative) { - drawIndex = 0; - endIndex = nonNegativeIndex; - shadowIndex = endIndex; // draw no shadows - } else { - drawIndex = nonNegativeIndex; - endIndex = size; - shadowIndex = drawIndex; // potentially draw shadow for each pos Z child - } - - float lastCasterZ = 0.0f; - while (shadowIndex < endIndex || drawIndex < endIndex) { - if (shadowIndex < endIndex) { - const RenderNodeOp* casterNodeOp = zTranslatedNodes[shadowIndex].value; - const float casterZ = zTranslatedNodes[shadowIndex].key; - // attempt to render the shadow if the caster about to be drawn is its caster, - // OR if its caster's Z value is similar to the previous potential caster - if (shadowIndex == drawIndex || casterZ - lastCasterZ < 0.1f) { - deferShadow(reorderClip, *casterNodeOp); - - lastCasterZ = casterZ; // must do this even if current caster not casting a shadow - shadowIndex++; - continue; - } - } - - const RenderNodeOp* childOp = zTranslatedNodes[drawIndex].value; - deferRenderNodeOpImpl(*childOp); - drawIndex++; - } -} - -void FrameBuilder::deferShadow(const ClipBase* reorderClip, const RenderNodeOp& casterNodeOp) { - auto& node = *casterNodeOp.renderNode; - auto& properties = node.properties(); - - if (properties.getAlpha() <= 0.0f || properties.getOutline().getAlpha() <= 0.0f || - !properties.getOutline().getPath() || properties.getScaleX() == 0 || - properties.getScaleY() == 0) { - // no shadow to draw - return; - } - - const SkPath* casterOutlinePath = properties.getOutline().getPath(); - const SkPath* revealClipPath = properties.getRevealClip().getPath(); - if (revealClipPath && revealClipPath->isEmpty()) return; - - float casterAlpha = properties.getAlpha() * properties.getOutline().getAlpha(); - - // holds temporary SkPath to store the result of intersections - SkPath* frameAllocatedPath = nullptr; - const SkPath* casterPath = casterOutlinePath; - - // intersect the shadow-casting path with the reveal, if present - if (revealClipPath) { - frameAllocatedPath = createFrameAllocatedPath(); - - Op(*casterPath, *revealClipPath, kIntersect_SkPathOp, frameAllocatedPath); - casterPath = frameAllocatedPath; - } - - // intersect the shadow-casting path with the clipBounds, if present - if (properties.getClippingFlags() & CLIP_TO_CLIP_BOUNDS) { - if (!frameAllocatedPath) { - frameAllocatedPath = createFrameAllocatedPath(); - } - Rect clipBounds; - properties.getClippingRectForFlags(CLIP_TO_CLIP_BOUNDS, &clipBounds); - SkPath clipBoundsPath; - clipBoundsPath.addRect(clipBounds.left, clipBounds.top, clipBounds.right, - clipBounds.bottom); - - Op(*casterPath, clipBoundsPath, kIntersect_SkPathOp, frameAllocatedPath); - casterPath = frameAllocatedPath; - } - - // apply reorder clip to shadow, so it respects clip at beginning of reorderable chunk - int restoreTo = mCanvasState.save(SaveFlags::MatrixClip); - mCanvasState.writableSnapshot()->applyClip(reorderClip, - *mCanvasState.currentSnapshot()->transform); - if (CC_LIKELY(!mCanvasState.getRenderTargetClipBounds().isEmpty())) { - Matrix4 shadowMatrixXY(casterNodeOp.localMatrix); - Matrix4 shadowMatrixZ(casterNodeOp.localMatrix); - node.applyViewPropertyTransforms(shadowMatrixXY, false); - node.applyViewPropertyTransforms(shadowMatrixZ, true); - - sp<TessellationCache::ShadowTask> task = mCaches.tessellationCache.getShadowTask( - mCanvasState.currentTransform(), mCanvasState.getLocalClipBounds(), - casterAlpha >= 1.0f, casterPath, &shadowMatrixXY, &shadowMatrixZ, - mCanvasState.currentSnapshot()->getRelativeLightCenter(), mLightRadius); - ShadowOp* shadowOp = mAllocator.create<ShadowOp>(task, casterAlpha); - BakedOpState* bakedOpState = BakedOpState::tryShadowOpConstruct( - mAllocator, *mCanvasState.writableSnapshot(), shadowOp); - if (CC_LIKELY(bakedOpState)) { - currentLayer().deferUnmergeableOp(mAllocator, bakedOpState, OpBatchType::Shadow); - } - } - mCanvasState.restoreToCount(restoreTo); -} - -void FrameBuilder::deferProjectedChildren(const RenderNode& renderNode) { - int count = mCanvasState.save(SaveFlags::MatrixClip); - const SkPath* projectionReceiverOutline = renderNode.properties().getOutline().getPath(); - - SkPath transformedMaskPath; // on stack, since BakedOpState makes a deep copy - if (projectionReceiverOutline) { - // transform the mask for this projector into render target space - // TODO: consider combining both transforms by stashing transform instead of applying - SkMatrix skCurrentTransform; - mCanvasState.currentTransform()->copyTo(skCurrentTransform); - projectionReceiverOutline->transform(skCurrentTransform, &transformedMaskPath); - mCanvasState.setProjectionPathMask(&transformedMaskPath); - } - - for (size_t i = 0; i < renderNode.mProjectedNodes.size(); i++) { - RenderNodeOp* childOp = renderNode.mProjectedNodes[i]; - RenderNode& childNode = *childOp->renderNode; - - // Draw child if it has content, but ignore state in childOp - matrix already applied to - // transformFromCompositingAncestor, and record-time clip is ignored when projecting - if (!childNode.nothingToDraw()) { - int restoreTo = mCanvasState.save(SaveFlags::MatrixClip); - - // Apply transform between ancestor and projected descendant - mCanvasState.concatMatrix(childOp->transformFromCompositingAncestor); - - deferNodePropsAndOps(childNode); - - mCanvasState.restoreToCount(restoreTo); - } - } - mCanvasState.restoreToCount(count); -} - -/** - * Used to define a list of lambdas referencing private FrameBuilder::onXX::defer() methods. - * - * This allows opIds embedded in the RecordedOps to be used for dispatching to these lambdas. - * E.g. a BitmapOp op then would be dispatched to FrameBuilder::onBitmapOp(const BitmapOp&) - */ -#define OP_RECEIVER(Type) \ - [](FrameBuilder& frameBuilder, const RecordedOp& op) { \ - frameBuilder.defer##Type(static_cast<const Type&>(op)); \ - }, -void FrameBuilder::deferNodeOps(const RenderNode& renderNode) { - typedef void (*OpDispatcher)(FrameBuilder & frameBuilder, const RecordedOp& op); - static OpDispatcher receivers[] = BUILD_DEFERRABLE_OP_LUT(OP_RECEIVER); - - // can't be null, since DL=null node rejection happens before deferNodePropsAndOps - const DisplayList& displayList = *(renderNode.getDisplayList()); - for (auto& chunk : displayList.getChunks()) { - FatVector<ZRenderNodeOpPair, 16> zTranslatedNodes; - buildZSortedChildList(&zTranslatedNodes, displayList, chunk); - - defer3dChildren(chunk.reorderClip, ChildrenSelectMode::Negative, zTranslatedNodes); - for (size_t opIndex = chunk.beginOpIndex; opIndex < chunk.endOpIndex; opIndex++) { - const RecordedOp* op = displayList.getOps()[opIndex]; - receivers[op->opId](*this, *op); - - if (CC_UNLIKELY(!renderNode.mProjectedNodes.empty() && - displayList.projectionReceiveIndex >= 0 && - static_cast<int>(opIndex) == displayList.projectionReceiveIndex)) { - deferProjectedChildren(renderNode); - } - } - defer3dChildren(chunk.reorderClip, ChildrenSelectMode::Positive, zTranslatedNodes); - } -} - -void FrameBuilder::deferRenderNodeOpImpl(const RenderNodeOp& op) { - if (op.renderNode->nothingToDraw()) return; - int count = mCanvasState.save(SaveFlags::MatrixClip); - - // apply state from RecordedOp (clip first, since op's clip is transformed by current matrix) - mCanvasState.writableSnapshot()->applyClip(op.localClip, - *mCanvasState.currentSnapshot()->transform); - mCanvasState.concatMatrix(op.localMatrix); - - // then apply state from node properties, and defer ops - deferNodePropsAndOps(*op.renderNode); - - mCanvasState.restoreToCount(count); -} - -void FrameBuilder::deferRenderNodeOp(const RenderNodeOp& op) { - if (!op.skipInOrderDraw) { - deferRenderNodeOpImpl(op); - } -} - -/** - * Defers an unmergeable, strokeable op, accounting correctly - * for paint's style on the bounds being computed. - */ -BakedOpState* FrameBuilder::deferStrokeableOp(const RecordedOp& op, batchid_t batchId, - BakedOpState::StrokeBehavior strokeBehavior, - bool expandForPathTexture) { - // Note: here we account for stroke when baking the op - BakedOpState* bakedState = BakedOpState::tryStrokeableOpConstruct( - mAllocator, *mCanvasState.writableSnapshot(), op, strokeBehavior, expandForPathTexture); - if (!bakedState) return nullptr; // quick rejected - - if (op.opId == RecordedOpId::RectOp && op.paint->getStyle() != SkPaint::kStroke_Style) { - bakedState->setupOpacity(op.paint); - } - - currentLayer().deferUnmergeableOp(mAllocator, bakedState, batchId); - return bakedState; -} - -/** - * Returns batch id for tessellatable shapes, based on paint. Checks to see if path effect/AA will - * be used, since they trigger significantly different rendering paths. - * - * Note: not used for lines/points, since they don't currently support path effects. - */ -static batchid_t tessBatchId(const RecordedOp& op) { - const SkPaint& paint = *(op.paint); - return paint.getPathEffect() - ? OpBatchType::AlphaMaskTexture - : (paint.isAntiAlias() ? OpBatchType::AlphaVertices : OpBatchType::Vertices); -} - -void FrameBuilder::deferArcOp(const ArcOp& op) { - // Pass true below since arcs have a tendency to draw outside their expected bounds within - // their path textures. Passing true makes it more likely that we'll scissor, instead of - // corrupting the frame by drawing outside of clip bounds. - deferStrokeableOp(op, tessBatchId(op), BakedOpState::StrokeBehavior::StyleDefined, true); -} - -static bool hasMergeableClip(const BakedOpState& state) { - return !state.computedState.clipState || - state.computedState.clipState->mode == ClipMode::Rectangle; -} - -void FrameBuilder::deferBitmapOp(const BitmapOp& op) { - BakedOpState* bakedState = tryBakeOpState(op); - if (!bakedState) return; // quick rejected - - if (op.bitmap->isOpaque()) { - bakedState->setupOpacity(op.paint); - } - - // Don't merge non-simply transformed or neg scale ops, SET_TEXTURE doesn't handle rotation - // Don't merge A8 bitmaps - the paint's color isn't compared by mergeId, or in - // MergingDrawBatch::canMergeWith() - if (bakedState->computedState.transform.isSimple() && - bakedState->computedState.transform.positiveScale() && - PaintUtils::getBlendModeDirect(op.paint) == SkBlendMode::kSrcOver && - op.bitmap->colorType() != kAlpha_8_SkColorType && hasMergeableClip(*bakedState)) { - mergeid_t mergeId = reinterpret_cast<mergeid_t>(op.bitmap->getGenerationID()); - currentLayer().deferMergeableOp(mAllocator, bakedState, OpBatchType::Bitmap, mergeId); - } else { - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::Bitmap); - } -} - -void FrameBuilder::deferBitmapMeshOp(const BitmapMeshOp& op) { - BakedOpState* bakedState = tryBakeOpState(op); - if (!bakedState) return; // quick rejected - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::Bitmap); -} - -void FrameBuilder::deferBitmapRectOp(const BitmapRectOp& op) { - BakedOpState* bakedState = tryBakeOpState(op); - if (!bakedState) return; // quick rejected - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::Bitmap); -} - -void FrameBuilder::deferVectorDrawableOp(const VectorDrawableOp& op) { - Bitmap& bitmap = op.vectorDrawable->getBitmapUpdateIfDirty(); - SkPaint* paint = op.vectorDrawable->getPaint(); - const BitmapRectOp* resolvedOp = mAllocator.create_trivial<BitmapRectOp>( - op.unmappedBounds, op.localMatrix, op.localClip, paint, &bitmap, - Rect(bitmap.width(), bitmap.height())); - deferBitmapRectOp(*resolvedOp); -} - -void FrameBuilder::deferCirclePropsOp(const CirclePropsOp& op) { - // allocate a temporary oval op (with mAllocator, so it persists until render), so the - // renderer doesn't have to handle the RoundRectPropsOp type, and so state baking is simple. - float x = *(op.x); - float y = *(op.y); - float radius = *(op.radius); - Rect unmappedBounds(x - radius, y - radius, x + radius, y + radius); - const OvalOp* resolvedOp = mAllocator.create_trivial<OvalOp>(unmappedBounds, op.localMatrix, - op.localClip, op.paint); - deferOvalOp(*resolvedOp); -} - -void FrameBuilder::deferColorOp(const ColorOp& op) { - BakedOpState* bakedState = tryBakeUnboundedOpState(op); - if (!bakedState) return; // quick rejected - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::Vertices); -} - -void FrameBuilder::deferFunctorOp(const FunctorOp& op) { - BakedOpState* bakedState = tryBakeUnboundedOpState(op); - if (!bakedState) return; // quick rejected - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::Functor); -} - -void FrameBuilder::deferLinesOp(const LinesOp& op) { - batchid_t batch = op.paint->isAntiAlias() ? OpBatchType::AlphaVertices : OpBatchType::Vertices; - deferStrokeableOp(op, batch, BakedOpState::StrokeBehavior::Forced); -} - -void FrameBuilder::deferOvalOp(const OvalOp& op) { - deferStrokeableOp(op, tessBatchId(op)); -} - -void FrameBuilder::deferPatchOp(const PatchOp& op) { - BakedOpState* bakedState = tryBakeOpState(op); - if (!bakedState) return; // quick rejected - - if (bakedState->computedState.transform.isPureTranslate() && - PaintUtils::getBlendModeDirect(op.paint) == SkBlendMode::kSrcOver && - hasMergeableClip(*bakedState)) { - mergeid_t mergeId = reinterpret_cast<mergeid_t>(op.bitmap->getGenerationID()); - - // Only use the MergedPatch batchId when merged, so Bitmap+Patch don't try to merge together - currentLayer().deferMergeableOp(mAllocator, bakedState, OpBatchType::MergedPatch, mergeId); - } else { - // Use Bitmap batchId since Bitmap+Patch use same shader - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::Bitmap); - } -} - -void FrameBuilder::deferPathOp(const PathOp& op) { - auto state = deferStrokeableOp(op, OpBatchType::AlphaMaskTexture); - if (CC_LIKELY(state)) { - mCaches.pathCache.precache(op.path, op.paint); - } -} - -void FrameBuilder::deferPointsOp(const PointsOp& op) { - batchid_t batch = op.paint->isAntiAlias() ? OpBatchType::AlphaVertices : OpBatchType::Vertices; - deferStrokeableOp(op, batch, BakedOpState::StrokeBehavior::Forced); -} - -void FrameBuilder::deferRectOp(const RectOp& op) { - deferStrokeableOp(op, tessBatchId(op)); -} - -void FrameBuilder::deferRoundRectOp(const RoundRectOp& op) { - auto state = deferStrokeableOp(op, tessBatchId(op)); - if (CC_LIKELY(state && !op.paint->getPathEffect())) { - // TODO: consider storing tessellation task in BakedOpState - mCaches.tessellationCache.precacheRoundRect(state->computedState.transform, *(op.paint), - op.unmappedBounds.getWidth(), - op.unmappedBounds.getHeight(), op.rx, op.ry); - } -} - -void FrameBuilder::deferRoundRectPropsOp(const RoundRectPropsOp& op) { - // allocate a temporary round rect op (with mAllocator, so it persists until render), so the - // renderer doesn't have to handle the RoundRectPropsOp type, and so state baking is simple. - const RoundRectOp* resolvedOp = mAllocator.create_trivial<RoundRectOp>( - Rect(*(op.left), *(op.top), *(op.right), *(op.bottom)), op.localMatrix, op.localClip, - op.paint, *op.rx, *op.ry); - deferRoundRectOp(*resolvedOp); -} - -void FrameBuilder::deferSimpleRectsOp(const SimpleRectsOp& op) { - BakedOpState* bakedState = tryBakeOpState(op); - if (!bakedState) return; // quick rejected - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::Vertices); -} - -static batchid_t textBatchId(const SkPaint& paint) { - // TODO: better handling of shader (since we won't care about color then) - return paint.getColor() == SK_ColorBLACK ? OpBatchType::Text : OpBatchType::ColorText; -} - -void FrameBuilder::deferTextOp(const TextOp& op) { - BakedOpState* bakedState = BakedOpState::tryStrokeableOpConstruct( - mAllocator, *mCanvasState.writableSnapshot(), op, - BakedOpState::StrokeBehavior::StyleDefined, false); - if (!bakedState) return; // quick rejected - - batchid_t batchId = textBatchId(*(op.paint)); - if (bakedState->computedState.transform.isPureTranslate() && - PaintUtils::getBlendModeDirect(op.paint) == SkBlendMode::kSrcOver && - hasMergeableClip(*bakedState)) { - mergeid_t mergeId = reinterpret_cast<mergeid_t>(op.paint->getColor()); - currentLayer().deferMergeableOp(mAllocator, bakedState, batchId, mergeId); - } else { - currentLayer().deferUnmergeableOp(mAllocator, bakedState, batchId); - } - - FontRenderer& fontRenderer = mCaches.fontRenderer.getFontRenderer(); - auto& totalTransform = bakedState->computedState.transform; - if (totalTransform.isPureTranslate() || totalTransform.isPerspective()) { - fontRenderer.precache(op.paint, op.glyphs, op.glyphCount, SkMatrix::I()); - } else { - // Partial transform case, see BakedOpDispatcher::renderTextOp - float sx, sy; - totalTransform.decomposeScale(sx, sy); - fontRenderer.precache( - op.paint, op.glyphs, op.glyphCount, - SkMatrix::MakeScale(roundf(std::max(1.0f, sx)), roundf(std::max(1.0f, sy)))); - } -} - -void FrameBuilder::deferTextOnPathOp(const TextOnPathOp& op) { - BakedOpState* bakedState = tryBakeUnboundedOpState(op); - if (!bakedState) return; // quick rejected - currentLayer().deferUnmergeableOp(mAllocator, bakedState, textBatchId(*(op.paint))); - - mCaches.fontRenderer.getFontRenderer().precache(op.paint, op.glyphs, op.glyphCount, - SkMatrix::I()); -} - -void FrameBuilder::deferTextureLayerOp(const TextureLayerOp& op) { - GlLayer* layer = static_cast<GlLayer*>(op.layerHandle->backingLayer()); - if (CC_UNLIKELY(!layer || !layer->isRenderable())) return; - - const TextureLayerOp* textureLayerOp = &op; - // Now safe to access transform (which was potentially unready at record time) - if (!layer->getTransform().isIdentity()) { - // non-identity transform present, so 'inject it' into op by copying + replacing matrix - Matrix4 combinedMatrix(op.localMatrix); - combinedMatrix.multiply(layer->getTransform()); - textureLayerOp = mAllocator.create<TextureLayerOp>(op, combinedMatrix); - } - BakedOpState* bakedState = tryBakeOpState(*textureLayerOp); - - if (!bakedState) return; // quick rejected - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::TextureLayer); -} - -void FrameBuilder::saveForLayer(uint32_t layerWidth, uint32_t layerHeight, float contentTranslateX, - float contentTranslateY, const Rect& repaintRect, - const Vector3& lightCenter, const BeginLayerOp* beginLayerOp, - RenderNode* renderNode) { - mCanvasState.save(SaveFlags::MatrixClip); - mCanvasState.writableSnapshot()->initializeViewport(layerWidth, layerHeight); - mCanvasState.writableSnapshot()->roundRectClipState = nullptr; - mCanvasState.writableSnapshot()->setRelativeLightCenter(lightCenter); - mCanvasState.writableSnapshot()->transform->loadTranslate(contentTranslateX, contentTranslateY, - 0); - mCanvasState.writableSnapshot()->setClip(repaintRect.left, repaintRect.top, repaintRect.right, - repaintRect.bottom); - - // create a new layer repaint, and push its index on the stack - mLayerStack.push_back(mLayerBuilders.size()); - auto newFbo = mAllocator.create<LayerBuilder>(layerWidth, layerHeight, repaintRect, - beginLayerOp, renderNode); - mLayerBuilders.push_back(newFbo); -} - -void FrameBuilder::restoreForLayer() { - // restore canvas, and pop finished layer off of the stack - mCanvasState.restore(); - mLayerStack.pop_back(); -} - -// TODO: defer time rejection (when bounds become empty) + tests -// Option - just skip layers with no bounds at playback + defer? -void FrameBuilder::deferBeginLayerOp(const BeginLayerOp& op) { - uint32_t layerWidth = (uint32_t)op.unmappedBounds.getWidth(); - uint32_t layerHeight = (uint32_t)op.unmappedBounds.getHeight(); - - auto previous = mCanvasState.currentSnapshot(); - Vector3 lightCenter = previous->getRelativeLightCenter(); - - // Combine all transforms used to present saveLayer content: - // parent content transform * canvas transform * bounds offset - Matrix4 contentTransform(*(previous->transform)); - contentTransform.multiply(op.localMatrix); - contentTransform.translate(op.unmappedBounds.left, op.unmappedBounds.top); - - Matrix4 inverseContentTransform; - inverseContentTransform.loadInverse(contentTransform); - - // map the light center into layer-relative space - inverseContentTransform.mapPoint3d(lightCenter); - - // Clip bounds of temporary layer to parent's clip rect, so: - Rect saveLayerBounds(layerWidth, layerHeight); - // 1) transform Rect(width, height) into parent's space - // note: left/top offsets put in contentTransform above - contentTransform.mapRect(saveLayerBounds); - // 2) intersect with parent's clip - saveLayerBounds.doIntersect(previous->getRenderTargetClip()); - // 3) and transform back - inverseContentTransform.mapRect(saveLayerBounds); - saveLayerBounds.doIntersect(Rect(layerWidth, layerHeight)); - saveLayerBounds.roundOut(); - - // if bounds are reduced, will clip the layer's area by reducing required bounds... - layerWidth = saveLayerBounds.getWidth(); - layerHeight = saveLayerBounds.getHeight(); - // ...and shifting drawing content to account for left/top side clipping - float contentTranslateX = -saveLayerBounds.left; - float contentTranslateY = -saveLayerBounds.top; - - saveForLayer(layerWidth, layerHeight, contentTranslateX, contentTranslateY, - Rect(layerWidth, layerHeight), lightCenter, &op, nullptr); -} - -void FrameBuilder::deferEndLayerOp(const EndLayerOp& /* ignored */) { - const BeginLayerOp& beginLayerOp = *currentLayer().beginLayerOp; - int finishedLayerIndex = mLayerStack.back(); - - restoreForLayer(); - - // saveLayer will clip & translate the draw contents, so we need - // to translate the drawLayer by how much the contents was translated - // TODO: Unify this with beginLayerOp so we don't have to calculate this - // twice - uint32_t layerWidth = (uint32_t)beginLayerOp.unmappedBounds.getWidth(); - uint32_t layerHeight = (uint32_t)beginLayerOp.unmappedBounds.getHeight(); - - auto previous = mCanvasState.currentSnapshot(); - Vector3 lightCenter = previous->getRelativeLightCenter(); - - // Combine all transforms used to present saveLayer content: - // parent content transform * canvas transform * bounds offset - Matrix4 contentTransform(*(previous->transform)); - contentTransform.multiply(beginLayerOp.localMatrix); - contentTransform.translate(beginLayerOp.unmappedBounds.left, beginLayerOp.unmappedBounds.top); - - Matrix4 inverseContentTransform; - inverseContentTransform.loadInverse(contentTransform); - - // map the light center into layer-relative space - inverseContentTransform.mapPoint3d(lightCenter); - - // Clip bounds of temporary layer to parent's clip rect, so: - Rect saveLayerBounds(layerWidth, layerHeight); - // 1) transform Rect(width, height) into parent's space - // note: left/top offsets put in contentTransform above - contentTransform.mapRect(saveLayerBounds); - // 2) intersect with parent's clip - saveLayerBounds.doIntersect(previous->getRenderTargetClip()); - // 3) and transform back - inverseContentTransform.mapRect(saveLayerBounds); - saveLayerBounds.doIntersect(Rect(layerWidth, layerHeight)); - saveLayerBounds.roundOut(); - - Matrix4 localMatrix(beginLayerOp.localMatrix); - localMatrix.translate(saveLayerBounds.left, saveLayerBounds.top); - - // record the draw operation into the previous layer's list of draw commands - // uses state from the associated beginLayerOp, since it has all the state needed for drawing - LayerOp* drawLayerOp = mAllocator.create_trivial<LayerOp>( - beginLayerOp.unmappedBounds, localMatrix, beginLayerOp.localClip, beginLayerOp.paint, - &(mLayerBuilders[finishedLayerIndex]->offscreenBuffer)); - BakedOpState* bakedOpState = tryBakeOpState(*drawLayerOp); - - if (bakedOpState) { - // Layer will be drawn into parent layer (which is now current, since we popped mLayerStack) - currentLayer().deferUnmergeableOp(mAllocator, bakedOpState, OpBatchType::Bitmap); - } else { - // Layer won't be drawn - delete its drawing batches to prevent it from doing any work - // TODO: need to prevent any render work from being done - // - create layerop earlier for reject purposes? - mLayerBuilders[finishedLayerIndex]->clear(); - return; - } -} - -void FrameBuilder::deferBeginUnclippedLayerOp(const BeginUnclippedLayerOp& op) { - Matrix4 boundsTransform(*(mCanvasState.currentSnapshot()->transform)); - boundsTransform.multiply(op.localMatrix); - - Rect dstRect(op.unmappedBounds); - boundsTransform.mapRect(dstRect); - dstRect.roundOut(); - dstRect.doIntersect(mCanvasState.currentSnapshot()->getRenderTargetClip()); - - if (dstRect.isEmpty()) { - // Unclipped layer rejected - push a null op, so next EndUnclippedLayerOp is ignored - currentLayer().activeUnclippedSaveLayers.push_back(nullptr); - } else { - // Allocate a holding position for the layer object (copyTo will produce, copyFrom will - // consume) - OffscreenBuffer** layerHandle = mAllocator.create<OffscreenBuffer*>(nullptr); - - /** - * First, defer an operation to copy out the content from the rendertarget into a layer. - */ - auto copyToOp = mAllocator.create_trivial<CopyToLayerOp>(op, layerHandle); - BakedOpState* bakedState = BakedOpState::directConstruct( - mAllocator, &(currentLayer().repaintClip), dstRect, *copyToOp); - currentLayer().deferUnmergeableOp(mAllocator, bakedState, OpBatchType::CopyToLayer); - - /** - * Defer a clear rect, so that clears from multiple unclipped layers can be drawn - * both 1) simultaneously, and 2) as long after the copyToLayer executes as possible - */ - currentLayer().deferLayerClear(dstRect); - - /** - * And stash an operation to copy that layer back under the rendertarget until - * a balanced EndUnclippedLayerOp is seen - */ - auto copyFromOp = mAllocator.create_trivial<CopyFromLayerOp>(op, layerHandle); - bakedState = BakedOpState::directConstruct(mAllocator, &(currentLayer().repaintClip), - dstRect, *copyFromOp); - currentLayer().activeUnclippedSaveLayers.push_back(bakedState); - } -} - -void FrameBuilder::deferEndUnclippedLayerOp(const EndUnclippedLayerOp& /* ignored */) { - LOG_ALWAYS_FATAL_IF(currentLayer().activeUnclippedSaveLayers.empty(), "no layer to end!"); - - BakedOpState* copyFromLayerOp = currentLayer().activeUnclippedSaveLayers.back(); - currentLayer().activeUnclippedSaveLayers.pop_back(); - if (copyFromLayerOp) { - currentLayer().deferUnmergeableOp(mAllocator, copyFromLayerOp, OpBatchType::CopyFromLayer); - } -} - -void FrameBuilder::finishDefer() { - mCaches.fontRenderer.endPrecaching(); -} - -} // namespace uirenderer -} // namespace android |