123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403 |
- /*
- * Copyright 2014 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #include "src/core/SkRecorder.h"
- #include "include/core/SkImage.h"
- #include "include/core/SkPicture.h"
- #include "include/core/SkSurface.h"
- #include "include/private/SkTo.h"
- #include "src/core/SkBigPicture.h"
- #include "src/core/SkCanvasPriv.h"
- #include "src/utils/SkPatchUtils.h"
- #include <new>
- SkDrawableList::~SkDrawableList() {
- fArray.unrefAll();
- }
- SkBigPicture::SnapshotArray* SkDrawableList::newDrawableSnapshot() {
- const int count = fArray.count();
- if (0 == count) {
- return nullptr;
- }
- SkAutoTMalloc<const SkPicture*> pics(count);
- for (int i = 0; i < count; ++i) {
- pics[i] = fArray[i]->newPictureSnapshot();
- }
- return new SkBigPicture::SnapshotArray(pics.release(), count);
- }
- void SkDrawableList::append(SkDrawable* drawable) {
- *fArray.append() = SkRef(drawable);
- }
- ///////////////////////////////////////////////////////////////////////////////////////////////
- SkRecorder::SkRecorder(SkRecord* record, int width, int height, SkMiniRecorder* mr)
- : SkCanvasVirtualEnforcer<SkNoDrawCanvas>(width, height)
- , fDrawPictureMode(Record_DrawPictureMode)
- , fApproxBytesUsedBySubPictures(0)
- , fRecord(record)
- , fMiniRecorder(mr) {}
- SkRecorder::SkRecorder(SkRecord* record, const SkRect& bounds, SkMiniRecorder* mr)
- : SkCanvasVirtualEnforcer<SkNoDrawCanvas>(bounds.roundOut())
- , fDrawPictureMode(Record_DrawPictureMode)
- , fApproxBytesUsedBySubPictures(0)
- , fRecord(record)
- , fMiniRecorder(mr) {}
- void SkRecorder::reset(SkRecord* record, const SkRect& bounds,
- DrawPictureMode dpm, SkMiniRecorder* mr) {
- this->forgetRecord();
- fDrawPictureMode = dpm;
- fRecord = record;
- SkIRect rounded = bounds.roundOut();
- this->resetCanvas(rounded.right(), rounded.bottom());
- fMiniRecorder = mr;
- }
- void SkRecorder::forgetRecord() {
- fDrawableList.reset(nullptr);
- fApproxBytesUsedBySubPictures = 0;
- fRecord = nullptr;
- }
- // To make appending to fRecord a little less verbose.
- template<typename T, typename... Args>
- void SkRecorder::append(Args&&... args) {
- if (fMiniRecorder) {
- this->flushMiniRecorder();
- }
- new (fRecord->append<T>()) T{std::forward<Args>(args)...};
- }
- #define TRY_MINIRECORDER(method, ...) \
- if (fMiniRecorder && fMiniRecorder->method(__VA_ARGS__)) return
- // For methods which must call back into SkNoDrawCanvas.
- #define INHERITED(method, ...) this->SkNoDrawCanvas::method(__VA_ARGS__)
- // Use copy() only for optional arguments, to be copied if present or skipped if not.
- // (For most types we just pass by value and let copy constructors do their thing.)
- template <typename T>
- T* SkRecorder::copy(const T* src) {
- if (nullptr == src) {
- return nullptr;
- }
- return new (fRecord->alloc<T>()) T(*src);
- }
- // This copy() is for arrays.
- // It will work with POD or non-POD, though currently we only use it for POD.
- template <typename T>
- T* SkRecorder::copy(const T src[], size_t count) {
- if (nullptr == src) {
- return nullptr;
- }
- T* dst = fRecord->alloc<T>(count);
- for (size_t i = 0; i < count; i++) {
- new (dst + i) T(src[i]);
- }
- return dst;
- }
- // Specialization for copying strings, using memcpy.
- // This measured around 2x faster for copying code points,
- // but I found no corresponding speedup for other arrays.
- template <>
- char* SkRecorder::copy(const char src[], size_t count) {
- if (nullptr == src) {
- return nullptr;
- }
- char* dst = fRecord->alloc<char>(count);
- memcpy(dst, src, count);
- return dst;
- }
- // As above, assuming and copying a terminating \0.
- template <>
- char* SkRecorder::copy(const char* src) {
- return this->copy(src, strlen(src)+1);
- }
- void SkRecorder::flushMiniRecorder() {
- if (fMiniRecorder) {
- SkMiniRecorder* mr = fMiniRecorder;
- fMiniRecorder = nullptr; // Needs to happen before flushAndReset() or we recurse forever.
- mr->flushAndReset(this);
- }
- }
- void SkRecorder::onDrawPaint(const SkPaint& paint) {
- this->append<SkRecords::DrawPaint>(paint);
- }
- void SkRecorder::onDrawBehind(const SkPaint& paint) {
- this->append<SkRecords::DrawBehind>(paint);
- }
- void SkRecorder::onDrawPoints(PointMode mode,
- size_t count,
- const SkPoint pts[],
- const SkPaint& paint) {
- this->append<SkRecords::DrawPoints>(paint, mode, SkToUInt(count), this->copy(pts, count));
- }
- void SkRecorder::onDrawRect(const SkRect& rect, const SkPaint& paint) {
- TRY_MINIRECORDER(drawRect, rect, paint);
- this->append<SkRecords::DrawRect>(paint, rect);
- }
- void SkRecorder::onDrawRegion(const SkRegion& region, const SkPaint& paint) {
- this->append<SkRecords::DrawRegion>(paint, region);
- }
- void SkRecorder::onDrawOval(const SkRect& oval, const SkPaint& paint) {
- this->append<SkRecords::DrawOval>(paint, oval);
- }
- void SkRecorder::onDrawArc(const SkRect& oval, SkScalar startAngle, SkScalar sweepAngle,
- bool useCenter, const SkPaint& paint) {
- this->append<SkRecords::DrawArc>(paint, oval, startAngle, sweepAngle, useCenter);
- }
- void SkRecorder::onDrawRRect(const SkRRect& rrect, const SkPaint& paint) {
- this->append<SkRecords::DrawRRect>(paint, rrect);
- }
- void SkRecorder::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) {
- this->append<SkRecords::DrawDRRect>(paint, outer, inner);
- }
- void SkRecorder::onDrawDrawable(SkDrawable* drawable, const SkMatrix* matrix) {
- if (fDrawPictureMode == Record_DrawPictureMode) {
- if (!fDrawableList) {
- fDrawableList.reset(new SkDrawableList);
- }
- fDrawableList->append(drawable);
- this->append<SkRecords::DrawDrawable>(this->copy(matrix), drawable->getBounds(), fDrawableList->count() - 1);
- } else {
- SkASSERT(fDrawPictureMode == Playback_DrawPictureMode);
- drawable->draw(this, matrix);
- }
- }
- void SkRecorder::onDrawPath(const SkPath& path, const SkPaint& paint) {
- TRY_MINIRECORDER(drawPath, path, paint);
- this->append<SkRecords::DrawPath>(paint, path);
- }
- void SkRecorder::onDrawBitmap(const SkBitmap& bitmap,
- SkScalar left,
- SkScalar top,
- const SkPaint* paint) {
- sk_sp<SkImage> image = SkImage::MakeFromBitmap(bitmap);
- if (image) {
- this->onDrawImage(image.get(), left, top, paint);
- }
- }
- void SkRecorder::onDrawBitmapRect(const SkBitmap& bitmap,
- const SkRect* src,
- const SkRect& dst,
- const SkPaint* paint,
- SrcRectConstraint constraint) {
- sk_sp<SkImage> image = SkImage::MakeFromBitmap(bitmap);
- if (image) {
- this->onDrawImageRect(image.get(), src, dst, paint, constraint);
- }
- }
- void SkRecorder::onDrawBitmapNine(const SkBitmap& bitmap,
- const SkIRect& center,
- const SkRect& dst,
- const SkPaint* paint) {
- sk_sp<SkImage> image = SkImage::MakeFromBitmap(bitmap);
- if (image) {
- this->onDrawImageNine(image.get(), center, dst, paint);
- }
- }
- void SkRecorder::onDrawBitmapLattice(const SkBitmap& bitmap, const Lattice& lattice,
- const SkRect& dst, const SkPaint* paint) {
- sk_sp<SkImage> image = SkImage::MakeFromBitmap(bitmap);
- this->onDrawImageLattice(image.get(), lattice, dst, paint);
- }
- void SkRecorder::onDrawImage(const SkImage* image, SkScalar left, SkScalar top,
- const SkPaint* paint) {
- this->append<SkRecords::DrawImage>(this->copy(paint), sk_ref_sp(image), left, top);
- }
- void SkRecorder::onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst,
- const SkPaint* paint, SrcRectConstraint constraint) {
- this->append<SkRecords::DrawImageRect>(this->copy(paint), sk_ref_sp(image), this->copy(src), dst, constraint);
- }
- void SkRecorder::onDrawImageNine(const SkImage* image, const SkIRect& center,
- const SkRect& dst, const SkPaint* paint) {
- this->append<SkRecords::DrawImageNine>(this->copy(paint), sk_ref_sp(image), center, dst);
- }
- void SkRecorder::onDrawImageLattice(const SkImage* image, const Lattice& lattice, const SkRect& dst,
- const SkPaint* paint) {
- int flagCount = lattice.fRectTypes ? (lattice.fXCount + 1) * (lattice.fYCount + 1) : 0;
- SkASSERT(lattice.fBounds);
- this->append<SkRecords::DrawImageLattice>(this->copy(paint), sk_ref_sp(image),
- lattice.fXCount, this->copy(lattice.fXDivs, lattice.fXCount),
- lattice.fYCount, this->copy(lattice.fYDivs, lattice.fYCount),
- flagCount, this->copy(lattice.fRectTypes, flagCount),
- this->copy(lattice.fColors, flagCount), *lattice.fBounds, dst);
- }
- void SkRecorder::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y,
- const SkPaint& paint) {
- TRY_MINIRECORDER(drawTextBlob, blob, x, y, paint);
- this->append<SkRecords::DrawTextBlob>(paint, sk_ref_sp(blob), x, y);
- }
- void SkRecorder::onDrawPicture(const SkPicture* pic, const SkMatrix* matrix, const SkPaint* paint) {
- if (fDrawPictureMode == Record_DrawPictureMode) {
- fApproxBytesUsedBySubPictures += pic->approximateBytesUsed();
- this->append<SkRecords::DrawPicture>(this->copy(paint), sk_ref_sp(pic), matrix ? *matrix : SkMatrix::I());
- } else {
- SkASSERT(fDrawPictureMode == Playback_DrawPictureMode);
- SkAutoCanvasMatrixPaint acmp(this, matrix, paint, pic->cullRect());
- pic->playback(this);
- }
- }
- void SkRecorder::onDrawVerticesObject(const SkVertices* vertices, const SkVertices::Bone bones[],
- int boneCount, SkBlendMode bmode, const SkPaint& paint) {
- this->append<SkRecords::DrawVertices>(paint,
- sk_ref_sp(const_cast<SkVertices*>(vertices)),
- this->copy(bones, boneCount),
- boneCount,
- bmode);
- }
- void SkRecorder::onDrawPatch(const SkPoint cubics[12], const SkColor colors[4],
- const SkPoint texCoords[4], SkBlendMode bmode,
- const SkPaint& paint) {
- this->append<SkRecords::DrawPatch>(paint,
- cubics ? this->copy(cubics, SkPatchUtils::kNumCtrlPts) : nullptr,
- colors ? this->copy(colors, SkPatchUtils::kNumCorners) : nullptr,
- texCoords ? this->copy(texCoords, SkPatchUtils::kNumCorners) : nullptr,
- bmode);
- }
- void SkRecorder::onDrawAtlas(const SkImage* atlas, const SkRSXform xform[], const SkRect tex[],
- const SkColor colors[], int count, SkBlendMode mode,
- const SkRect* cull, const SkPaint* paint) {
- this->append<SkRecords::DrawAtlas>(this->copy(paint),
- sk_ref_sp(atlas),
- this->copy(xform, count),
- this->copy(tex, count),
- this->copy(colors, count),
- count,
- mode,
- this->copy(cull));
- }
- void SkRecorder::onDrawShadowRec(const SkPath& path, const SkDrawShadowRec& rec) {
- this->append<SkRecords::DrawShadowRec>(path, rec);
- }
- void SkRecorder::onDrawAnnotation(const SkRect& rect, const char key[], SkData* value) {
- this->append<SkRecords::DrawAnnotation>(rect, SkString(key), sk_ref_sp(value));
- }
- void SkRecorder::onDrawEdgeAAQuad(const SkRect& rect, const SkPoint clip[4],
- QuadAAFlags aa, SkColor color, SkBlendMode mode) {
- this->append<SkRecords::DrawEdgeAAQuad>(
- rect, this->copy(clip, 4), aa, color, mode);
- }
- void SkRecorder::onDrawEdgeAAImageSet(const ImageSetEntry set[], int count,
- const SkPoint dstClips[], const SkMatrix preViewMatrices[],
- const SkPaint* paint, SrcRectConstraint constraint) {
- int totalDstClipCount, totalMatrixCount;
- SkCanvasPriv::GetDstClipAndMatrixCounts(set, count, &totalDstClipCount, &totalMatrixCount);
- SkAutoTArray<ImageSetEntry> setCopy(count);
- for (int i = 0; i < count; ++i) {
- setCopy[i] = set[i];
- }
- this->append<SkRecords::DrawEdgeAAImageSet>(this->copy(paint), std::move(setCopy), count,
- this->copy(dstClips, totalDstClipCount),
- this->copy(preViewMatrices, totalMatrixCount), constraint);
- }
- void SkRecorder::onFlush() {
- this->append<SkRecords::Flush>();
- }
- void SkRecorder::willSave() {
- this->append<SkRecords::Save>();
- }
- SkCanvas::SaveLayerStrategy SkRecorder::getSaveLayerStrategy(const SaveLayerRec& rec) {
- this->append<SkRecords::SaveLayer>(this->copy(rec.fBounds)
- , this->copy(rec.fPaint)
- , sk_ref_sp(rec.fBackdrop)
- , sk_ref_sp(rec.fClipMask)
- , this->copy(rec.fClipMatrix)
- , rec.fSaveLayerFlags);
- return SkCanvas::kNoLayer_SaveLayerStrategy;
- }
- bool SkRecorder::onDoSaveBehind(const SkRect* subset) {
- this->append<SkRecords::SaveBehind>(this->copy(subset));
- return false;
- }
- void SkRecorder::didRestore() {
- this->append<SkRecords::Restore>(this->getTotalMatrix());
- }
- void SkRecorder::didConcat(const SkMatrix& matrix) {
- this->append<SkRecords::Concat>(matrix);
- }
- void SkRecorder::didSetMatrix(const SkMatrix& matrix) {
- this->append<SkRecords::SetMatrix>(matrix);
- }
- void SkRecorder::didTranslate(SkScalar dx, SkScalar dy) {
- this->append<SkRecords::Translate>(dx, dy);
- }
- void SkRecorder::onClipRect(const SkRect& rect, SkClipOp op, ClipEdgeStyle edgeStyle) {
- INHERITED(onClipRect, rect, op, edgeStyle);
- SkRecords::ClipOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
- this->append<SkRecords::ClipRect>(rect, opAA);
- }
- void SkRecorder::onClipRRect(const SkRRect& rrect, SkClipOp op, ClipEdgeStyle edgeStyle) {
- INHERITED(onClipRRect, rrect, op, edgeStyle);
- SkRecords::ClipOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
- this->append<SkRecords::ClipRRect>(rrect, opAA);
- }
- void SkRecorder::onClipPath(const SkPath& path, SkClipOp op, ClipEdgeStyle edgeStyle) {
- INHERITED(onClipPath, path, op, edgeStyle);
- SkRecords::ClipOpAndAA opAA(op, kSoft_ClipEdgeStyle == edgeStyle);
- this->append<SkRecords::ClipPath>(path, opAA);
- }
- void SkRecorder::onClipRegion(const SkRegion& deviceRgn, SkClipOp op) {
- INHERITED(onClipRegion, deviceRgn, op);
- this->append<SkRecords::ClipRegion>(deviceRgn, op);
- }
- sk_sp<SkSurface> SkRecorder::onNewSurface(const SkImageInfo&, const SkSurfaceProps&) {
- return nullptr;
- }
|