| |
| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| #include "SkPicturePlayback.h" |
| #include "SkPictureRecord.h" |
| #include "SkTypeface.h" |
| #include "SkOrderedReadBuffer.h" |
| #include "SkOrderedWriteBuffer.h" |
| #include <new> |
| #include "SkBBoxHierarchy.h" |
| #include "SkPictureStateTree.h" |
| #include "SkTSort.h" |
| |
| template <typename T> int SafeCount(const T* obj) { |
| return obj ? obj->count() : 0; |
| } |
| |
| /* Define this to spew out a debug statement whenever we skip the remainder of |
| a save/restore block because a clip... command returned false (empty). |
| */ |
| #define SPEW_CLIP_SKIPPINGx |
| |
| SkPicturePlayback::SkPicturePlayback() { |
| this->init(); |
| } |
| |
| SkPicturePlayback::SkPicturePlayback(const SkPictureRecord& record, bool deepCopy) { |
| #ifdef SK_DEBUG_SIZE |
| size_t overallBytes, bitmapBytes, matricesBytes, |
| paintBytes, pathBytes, pictureBytes, regionBytes; |
| int bitmaps = record.bitmaps(&bitmapBytes); |
| int matrices = record.matrices(&matricesBytes); |
| int paints = record.paints(&paintBytes); |
| int paths = record.paths(&pathBytes); |
| int pictures = record.pictures(&pictureBytes); |
| int regions = record.regions(®ionBytes); |
| SkDebugf("picture record mem used %zd (stream %zd) ", record.size(), |
| record.streamlen()); |
| if (bitmaps != 0) |
| SkDebugf("bitmaps size %zd (bitmaps:%d) ", bitmapBytes, bitmaps); |
| if (matrices != 0) |
| SkDebugf("matrices size %zd (matrices:%d) ", matricesBytes, matrices); |
| if (paints != 0) |
| SkDebugf("paints size %zd (paints:%d) ", paintBytes, paints); |
| if (paths != 0) |
| SkDebugf("paths size %zd (paths:%d) ", pathBytes, paths); |
| if (pictures != 0) |
| SkDebugf("pictures size %zd (pictures:%d) ", pictureBytes, pictures); |
| if (regions != 0) |
| SkDebugf("regions size %zd (regions:%d) ", regionBytes, regions); |
| if (record.fPointWrites != 0) |
| SkDebugf("points size %zd (points:%d) ", record.fPointBytes, record.fPointWrites); |
| if (record.fRectWrites != 0) |
| SkDebugf("rects size %zd (rects:%d) ", record.fRectBytes, record.fRectWrites); |
| if (record.fTextWrites != 0) |
| SkDebugf("text size %zd (text strings:%d) ", record.fTextBytes, record.fTextWrites); |
| |
| SkDebugf("\n"); |
| #endif |
| #ifdef SK_DEBUG_DUMP |
| record.dumpMatrices(); |
| record.dumpPaints(); |
| #endif |
| |
| record.validate(record.writeStream().size(), 0); |
| const SkWriter32& writer = record.writeStream(); |
| init(); |
| if (writer.size() == 0) { |
| fOpData = SkData::NewEmpty(); |
| return; |
| } |
| |
| fBoundingHierarchy = record.fBoundingHierarchy; |
| fStateTree = record.fStateTree; |
| |
| SkSafeRef(fBoundingHierarchy); |
| SkSafeRef(fStateTree); |
| |
| if (NULL != fBoundingHierarchy) { |
| fBoundingHierarchy->flushDeferredInserts(); |
| } |
| |
| { |
| size_t size = writer.size(); |
| void* buffer = sk_malloc_throw(size); |
| writer.flatten(buffer); |
| SkASSERT(!fOpData); |
| fOpData = SkData::NewFromMalloc(buffer, size); |
| } |
| |
| // copy over the refcnt dictionary to our reader |
| record.fFlattenableHeap.setupPlaybacks(); |
| |
| fBitmaps = record.fBitmapHeap->extractBitmaps(); |
| fMatrices = record.fMatrices.unflattenToArray(); |
| fPaints = record.fPaints.unflattenToArray(); |
| fRegions = record.fRegions.unflattenToArray(); |
| |
| fBitmapHeap.reset(SkSafeRef(record.fBitmapHeap)); |
| fPathHeap.reset(SkSafeRef(record.fPathHeap)); |
| |
| // ensure that the paths bounds are pre-computed |
| if (fPathHeap.get()) { |
| for (int i = 0; i < fPathHeap->count(); i++) { |
| (*fPathHeap)[i].updateBoundsCache(); |
| } |
| } |
| |
| const SkTDArray<SkPicture* >& pictures = record.getPictureRefs(); |
| fPictureCount = pictures.count(); |
| if (fPictureCount > 0) { |
| fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount); |
| for (int i = 0; i < fPictureCount; i++) { |
| if (deepCopy) { |
| fPictureRefs[i] = pictures[i]->clone(); |
| } else { |
| fPictureRefs[i] = pictures[i]; |
| fPictureRefs[i]->ref(); |
| } |
| } |
| } |
| |
| #ifdef SK_DEBUG_SIZE |
| int overall = fPlayback->size(&overallBytes); |
| bitmaps = fPlayback->bitmaps(&bitmapBytes); |
| paints = fPlayback->paints(&paintBytes); |
| paths = fPlayback->paths(&pathBytes); |
| pictures = fPlayback->pictures(&pictureBytes); |
| regions = fPlayback->regions(®ionBytes); |
| SkDebugf("playback size %zd (objects:%d) ", overallBytes, overall); |
| if (bitmaps != 0) |
| SkDebugf("bitmaps size %zd (bitmaps:%d) ", bitmapBytes, bitmaps); |
| if (paints != 0) |
| SkDebugf("paints size %zd (paints:%d) ", paintBytes, paints); |
| if (paths != 0) |
| SkDebugf("paths size %zd (paths:%d) ", pathBytes, paths); |
| if (pictures != 0) |
| SkDebugf("pictures size %zd (pictures:%d) ", pictureBytes, pictures); |
| if (regions != 0) |
| SkDebugf("regions size %zd (regions:%d) ", regionBytes, regions); |
| SkDebugf("\n"); |
| #endif |
| } |
| |
| static bool needs_deep_copy(const SkPaint& paint) { |
| /* |
| * These fields are known to be immutable, and so can be shallow-copied |
| * |
| * getTypeface(); |
| * getAnnotation(); |
| */ |
| |
| return paint.getPathEffect() || |
| paint.getShader() || |
| paint.getXfermode() || |
| paint.getMaskFilter() || |
| paint.getColorFilter() || |
| paint.getRasterizer() || |
| paint.getLooper() || |
| paint.getImageFilter(); |
| } |
| |
| SkPicturePlayback::SkPicturePlayback(const SkPicturePlayback& src, SkPictCopyInfo* deepCopyInfo) { |
| this->init(); |
| |
| fBitmapHeap.reset(SkSafeRef(src.fBitmapHeap.get())); |
| fPathHeap.reset(SkSafeRef(src.fPathHeap.get())); |
| |
| fMatrices = SkSafeRef(src.fMatrices); |
| fRegions = SkSafeRef(src.fRegions); |
| fOpData = SkSafeRef(src.fOpData); |
| |
| fBoundingHierarchy = src.fBoundingHierarchy; |
| fStateTree = src.fStateTree; |
| |
| SkSafeRef(fBoundingHierarchy); |
| SkSafeRef(fStateTree); |
| |
| if (deepCopyInfo) { |
| int paintCount = SafeCount(src.fPaints); |
| |
| if (src.fBitmaps) { |
| fBitmaps = SkTRefArray<SkBitmap>::Create(src.fBitmaps->begin(), src.fBitmaps->count()); |
| } |
| |
| if (!deepCopyInfo->initialized) { |
| /* The alternative to doing this is to have a clone method on the paint and have it make |
| * the deep copy of its internal structures as needed. The holdup to doing that is at |
| * this point we would need to pass the SkBitmapHeap so that we don't unnecessarily |
| * flatten the pixels in a bitmap shader. |
| */ |
| deepCopyInfo->paintData.setCount(paintCount); |
| |
| /* Use an SkBitmapHeap to avoid flattening bitmaps in shaders. If there already is one, |
| * use it. If this SkPicturePlayback was created from a stream, fBitmapHeap will be |
| * NULL, so create a new one. |
| */ |
| if (fBitmapHeap.get() == NULL) { |
| // FIXME: Put this on the stack inside SkPicture::clone. Further, is it possible to |
| // do the rest of this initialization in SkPicture::clone as well? |
| SkBitmapHeap* heap = SkNEW(SkBitmapHeap); |
| deepCopyInfo->controller.setBitmapStorage(heap); |
| heap->unref(); |
| } else { |
| deepCopyInfo->controller.setBitmapStorage(fBitmapHeap); |
| } |
| |
| SkDEBUGCODE(int heapSize = SafeCount(fBitmapHeap.get());) |
| for (int i = 0; i < paintCount; i++) { |
| if (needs_deep_copy(src.fPaints->at(i))) { |
| deepCopyInfo->paintData[i] = SkFlatData::Create(&deepCopyInfo->controller, |
| &src.fPaints->at(i), 0, |
| &SkFlattenObjectProc<SkPaint>); |
| } else { |
| // this is our sentinel, which we use in the unflatten loop |
| deepCopyInfo->paintData[i] = NULL; |
| } |
| } |
| SkASSERT(SafeCount(fBitmapHeap.get()) == heapSize); |
| |
| // needed to create typeface playback |
| deepCopyInfo->controller.setupPlaybacks(); |
| deepCopyInfo->initialized = true; |
| } |
| |
| fPaints = SkTRefArray<SkPaint>::Create(paintCount); |
| SkASSERT(deepCopyInfo->paintData.count() == paintCount); |
| SkBitmapHeap* bmHeap = deepCopyInfo->controller.getBitmapHeap(); |
| SkTypefacePlayback* tfPlayback = deepCopyInfo->controller.getTypefacePlayback(); |
| for (int i = 0; i < paintCount; i++) { |
| if (deepCopyInfo->paintData[i]) { |
| deepCopyInfo->paintData[i]->unflatten(&fPaints->writableAt(i), |
| &SkUnflattenObjectProc<SkPaint>, |
| bmHeap, tfPlayback); |
| } else { |
| // needs_deep_copy was false, so just need to assign |
| fPaints->writableAt(i) = src.fPaints->at(i); |
| } |
| } |
| |
| } else { |
| fBitmaps = SkSafeRef(src.fBitmaps); |
| fPaints = SkSafeRef(src.fPaints); |
| } |
| |
| fPictureCount = src.fPictureCount; |
| fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount); |
| for (int i = 0; i < fPictureCount; i++) { |
| if (deepCopyInfo) { |
| fPictureRefs[i] = src.fPictureRefs[i]->clone(); |
| } else { |
| fPictureRefs[i] = src.fPictureRefs[i]; |
| fPictureRefs[i]->ref(); |
| } |
| } |
| } |
| |
| void SkPicturePlayback::init() { |
| fBitmaps = NULL; |
| fMatrices = NULL; |
| fPaints = NULL; |
| fPictureRefs = NULL; |
| fRegions = NULL; |
| fPictureCount = 0; |
| fOpData = NULL; |
| fFactoryPlayback = NULL; |
| fBoundingHierarchy = NULL; |
| fStateTree = NULL; |
| } |
| |
| SkPicturePlayback::~SkPicturePlayback() { |
| fOpData->unref(); |
| |
| SkSafeUnref(fBitmaps); |
| SkSafeUnref(fMatrices); |
| SkSafeUnref(fPaints); |
| SkSafeUnref(fRegions); |
| SkSafeUnref(fBoundingHierarchy); |
| SkSafeUnref(fStateTree); |
| |
| for (int i = 0; i < fPictureCount; i++) { |
| fPictureRefs[i]->unref(); |
| } |
| SkDELETE_ARRAY(fPictureRefs); |
| |
| SkDELETE(fFactoryPlayback); |
| } |
| |
| void SkPicturePlayback::dumpSize() const { |
| SkDebugf("--- picture size: ops=%d bitmaps=%d [%d] matrices=%d [%d] paints=%d [%d] paths=%d regions=%d\n", |
| fOpData->size(), |
| SafeCount(fBitmaps), SafeCount(fBitmaps) * sizeof(SkBitmap), |
| SafeCount(fMatrices), SafeCount(fMatrices) * sizeof(SkMatrix), |
| SafeCount(fPaints), SafeCount(fPaints) * sizeof(SkPaint), |
| SafeCount(fPathHeap.get()), |
| SafeCount(fRegions)); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #define PICT_READER_TAG SkSetFourByteTag('r', 'e', 'a', 'd') |
| #define PICT_FACTORY_TAG SkSetFourByteTag('f', 'a', 'c', 't') |
| #define PICT_TYPEFACE_TAG SkSetFourByteTag('t', 'p', 'f', 'c') |
| #define PICT_PICTURE_TAG SkSetFourByteTag('p', 'c', 't', 'r') |
| |
| // This tag specifies the size of the ReadBuffer, needed for the following tags |
| #define PICT_BUFFER_SIZE_TAG SkSetFourByteTag('a', 'r', 'a', 'y') |
| // these are all inside the ARRAYS tag |
| #define PICT_BITMAP_BUFFER_TAG SkSetFourByteTag('b', 't', 'm', 'p') |
| #define PICT_MATRIX_BUFFER_TAG SkSetFourByteTag('m', 't', 'r', 'x') |
| #define PICT_PAINT_BUFFER_TAG SkSetFourByteTag('p', 'n', 't', ' ') |
| #define PICT_PATH_BUFFER_TAG SkSetFourByteTag('p', 't', 'h', ' ') |
| #define PICT_REGION_BUFFER_TAG SkSetFourByteTag('r', 'g', 'n', ' ') |
| |
| // Always write this guy last (with no length field afterwards) |
| #define PICT_EOF_TAG SkSetFourByteTag('e', 'o', 'f', ' ') |
| |
| #include "SkStream.h" |
| |
| static void writeTagSize(SkOrderedWriteBuffer& buffer, uint32_t tag, |
| uint32_t size) { |
| buffer.writeUInt(tag); |
| buffer.writeUInt(size); |
| } |
| |
| static void writeTagSize(SkWStream* stream, uint32_t tag, |
| uint32_t size) { |
| stream->write32(tag); |
| stream->write32(size); |
| } |
| |
| static void writeFactories(SkWStream* stream, const SkFactorySet& rec) { |
| int count = rec.count(); |
| |
| writeTagSize(stream, PICT_FACTORY_TAG, count); |
| |
| SkAutoSTMalloc<16, SkFlattenable::Factory> storage(count); |
| SkFlattenable::Factory* array = (SkFlattenable::Factory*)storage.get(); |
| rec.copyToArray(array); |
| |
| for (int i = 0; i < count; i++) { |
| const char* name = SkFlattenable::FactoryToName(array[i]); |
| // SkDebugf("---- write factories [%d] %p <%s>\n", i, array[i], name); |
| if (NULL == name || 0 == *name) { |
| stream->writePackedUInt(0); |
| } else { |
| uint32_t len = strlen(name); |
| stream->writePackedUInt(len); |
| stream->write(name, len); |
| } |
| } |
| } |
| |
| static void writeTypefaces(SkWStream* stream, const SkRefCntSet& rec) { |
| int count = rec.count(); |
| |
| writeTagSize(stream, PICT_TYPEFACE_TAG, count); |
| |
| SkAutoSTMalloc<16, SkTypeface*> storage(count); |
| SkTypeface** array = (SkTypeface**)storage.get(); |
| rec.copyToArray((SkRefCnt**)array); |
| |
| for (int i = 0; i < count; i++) { |
| array[i]->serialize(stream); |
| } |
| } |
| |
| void SkPicturePlayback::flattenToBuffer(SkOrderedWriteBuffer& buffer) const { |
| int i, n; |
| |
| if ((n = SafeCount(fBitmaps)) > 0) { |
| writeTagSize(buffer, PICT_BITMAP_BUFFER_TAG, n); |
| for (i = 0; i < n; i++) { |
| buffer.writeBitmap((*fBitmaps)[i]); |
| } |
| } |
| |
| if ((n = SafeCount(fMatrices)) > 0) { |
| writeTagSize(buffer, PICT_MATRIX_BUFFER_TAG, n); |
| for (i = 0; i < n; i++) { |
| buffer.writeMatrix((*fMatrices)[i]); |
| } |
| |
| } |
| |
| if ((n = SafeCount(fPaints)) > 0) { |
| writeTagSize(buffer, PICT_PAINT_BUFFER_TAG, n); |
| for (i = 0; i < n; i++) { |
| buffer.writePaint((*fPaints)[i]); |
| } |
| } |
| |
| if ((n = SafeCount(fPathHeap.get())) > 0) { |
| writeTagSize(buffer, PICT_PATH_BUFFER_TAG, n); |
| fPathHeap->flatten(buffer); |
| } |
| |
| if ((n = SafeCount(fRegions)) > 0) { |
| writeTagSize(buffer, PICT_REGION_BUFFER_TAG, n); |
| for (i = 0; i < n; i++) { |
| buffer.writeRegion((*fRegions)[i]); |
| } |
| } |
| } |
| |
| void SkPicturePlayback::serialize(SkWStream* stream, |
| SkPicture::EncodeBitmap encoder) const { |
| writeTagSize(stream, PICT_READER_TAG, fOpData->size()); |
| stream->write(fOpData->bytes(), fOpData->size()); |
| |
| if (fPictureCount > 0) { |
| writeTagSize(stream, PICT_PICTURE_TAG, fPictureCount); |
| for (int i = 0; i < fPictureCount; i++) { |
| fPictureRefs[i]->serialize(stream, encoder); |
| } |
| } |
| |
| // Write some of our data into a writebuffer, and then serialize that |
| // into our stream |
| { |
| SkRefCntSet typefaceSet; |
| SkFactorySet factSet; |
| |
| SkOrderedWriteBuffer buffer(1024); |
| |
| buffer.setFlags(SkFlattenableWriteBuffer::kCrossProcess_Flag); |
| buffer.setTypefaceRecorder(&typefaceSet); |
| buffer.setFactoryRecorder(&factSet); |
| buffer.setBitmapEncoder(encoder); |
| |
| this->flattenToBuffer(buffer); |
| |
| // We have to write these to sets into the stream *before* we write |
| // the buffer, since parsing that buffer will require that we already |
| // have these sets available to use. |
| writeFactories(stream, factSet); |
| writeTypefaces(stream, typefaceSet); |
| |
| writeTagSize(stream, PICT_BUFFER_SIZE_TAG, buffer.size()); |
| buffer.writeToStream(stream); |
| } |
| |
| stream->write32(PICT_EOF_TAG); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * Return the corresponding SkFlattenableReadBuffer flags, given a set of |
| * SkPictInfo flags. |
| */ |
| static uint32_t pictInfoFlagsToReadBufferFlags(uint32_t pictInfoFlags) { |
| static const struct { |
| uint32_t fSrc; |
| uint32_t fDst; |
| } gSD[] = { |
| { SkPictInfo::kCrossProcess_Flag, SkFlattenableReadBuffer::kCrossProcess_Flag }, |
| { SkPictInfo::kScalarIsFloat_Flag, SkFlattenableReadBuffer::kScalarIsFloat_Flag }, |
| { SkPictInfo::kPtrIs64Bit_Flag, SkFlattenableReadBuffer::kPtrIs64Bit_Flag }, |
| }; |
| |
| uint32_t rbMask = 0; |
| for (size_t i = 0; i < SK_ARRAY_COUNT(gSD); ++i) { |
| if (pictInfoFlags & gSD[i].fSrc) { |
| rbMask |= gSD[i].fDst; |
| } |
| } |
| return rbMask; |
| } |
| |
| void SkPicturePlayback::parseStreamTag(SkStream* stream, const SkPictInfo& info, uint32_t tag, |
| size_t size, SkPicture::InstallPixelRefProc proc) { |
| /* |
| * By the time we encounter BUFFER_SIZE_TAG, we need to have already seen |
| * its dependents: FACTORY_TAG and TYPEFACE_TAG. These two are not required |
| * but if they are present, they need to have been seen before the buffer. |
| * |
| * We assert that if/when we see either of these, that we have not yet seen |
| * the buffer tag, because if we have, then its too-late to deal with the |
| * factories or typefaces. |
| */ |
| SkDEBUGCODE(bool haveBuffer = false;) |
| |
| switch (tag) { |
| case PICT_READER_TAG: { |
| void* storage = sk_malloc_throw(size); |
| stream->read(storage, size); |
| SkASSERT(NULL == fOpData); |
| fOpData = SkData::NewFromMalloc(storage, size); |
| } break; |
| case PICT_FACTORY_TAG: { |
| SkASSERT(!haveBuffer); |
| fFactoryPlayback = SkNEW_ARGS(SkFactoryPlayback, (size)); |
| for (size_t i = 0; i < size; i++) { |
| SkString str; |
| int len = stream->readPackedUInt(); |
| str.resize(len); |
| stream->read(str.writable_str(), len); |
| fFactoryPlayback->base()[i] = SkFlattenable::NameToFactory(str.c_str()); |
| } |
| } break; |
| case PICT_TYPEFACE_TAG: { |
| SkASSERT(!haveBuffer); |
| fTFPlayback.setCount(size); |
| for (size_t i = 0; i < size; i++) { |
| SkAutoTUnref<SkTypeface> tf(SkTypeface::Deserialize(stream)); |
| if (!tf.get()) { // failed to deserialize |
| // fTFPlayback asserts it never has a null, so we plop in |
| // the default here. |
| tf.reset(SkTypeface::RefDefault()); |
| } |
| fTFPlayback.set(i, tf); |
| } |
| } break; |
| case PICT_PICTURE_TAG: { |
| fPictureCount = size; |
| fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount); |
| bool success; |
| for (int i = 0; i < fPictureCount; i++) { |
| fPictureRefs[i] = SkNEW_ARGS(SkPicture, (stream, &success, proc)); |
| // Success can only be false if PICTURE_VERSION does not match |
| // (which should never happen from here, since a sub picture will |
| // have the same PICTURE_VERSION as its parent) or if stream->read |
| // returns 0. In the latter case, we have a bug when writing the |
| // picture to begin with, which will be alerted to here. |
| SkASSERT(success); |
| } |
| } break; |
| case PICT_BUFFER_SIZE_TAG: { |
| SkAutoMalloc storage(size); |
| stream->read(storage.get(), size); |
| |
| SkOrderedReadBuffer buffer(storage.get(), size); |
| buffer.setFlags(pictInfoFlagsToReadBufferFlags(info.fFlags)); |
| |
| fFactoryPlayback->setupBuffer(buffer); |
| fTFPlayback.setupBuffer(buffer); |
| buffer.setBitmapDecoder(proc); |
| |
| while (!buffer.eof()) { |
| tag = buffer.readUInt(); |
| size = buffer.readUInt(); |
| this->parseBufferTag(buffer, tag, size); |
| } |
| SkDEBUGCODE(haveBuffer = true;) |
| } break; |
| } |
| } |
| |
| void SkPicturePlayback::parseBufferTag(SkOrderedReadBuffer& buffer, |
| uint32_t tag, size_t size) { |
| switch (tag) { |
| case PICT_BITMAP_BUFFER_TAG: { |
| fBitmaps = SkTRefArray<SkBitmap>::Create(size); |
| for (size_t i = 0; i < size; ++i) { |
| SkBitmap* bm = &fBitmaps->writableAt(i); |
| buffer.readBitmap(bm); |
| bm->setImmutable(); |
| } |
| } break; |
| case PICT_MATRIX_BUFFER_TAG: |
| fMatrices = SkTRefArray<SkMatrix>::Create(size); |
| for (size_t i = 0; i < size; ++i) { |
| buffer.readMatrix(&fMatrices->writableAt(i)); |
| } |
| break; |
| case PICT_PAINT_BUFFER_TAG: { |
| fPaints = SkTRefArray<SkPaint>::Create(size); |
| for (size_t i = 0; i < size; ++i) { |
| buffer.readPaint(&fPaints->writableAt(i)); |
| } |
| } break; |
| case PICT_PATH_BUFFER_TAG: |
| if (size > 0) { |
| fPathHeap.reset(SkNEW_ARGS(SkPathHeap, (buffer))); |
| } |
| break; |
| case PICT_REGION_BUFFER_TAG: { |
| fRegions = SkTRefArray<SkRegion>::Create(size); |
| for (size_t i = 0; i < size; ++i) { |
| buffer.readRegion(&fRegions->writableAt(i)); |
| } |
| } break; |
| } |
| } |
| |
| SkPicturePlayback::SkPicturePlayback(SkStream* stream, const SkPictInfo& info, |
| SkPicture::InstallPixelRefProc proc) { |
| this->init(); |
| |
| for (;;) { |
| uint32_t tag = stream->readU32(); |
| if (PICT_EOF_TAG == tag) { |
| break; |
| } |
| |
| uint32_t size = stream->readU32(); |
| this->parseStreamTag(stream, info, tag, size, proc); |
| } |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #ifdef SPEW_CLIP_SKIPPING |
| struct SkipClipRec { |
| int fCount; |
| size_t fSize; |
| |
| SkipClipRec() { |
| fCount = 0; |
| fSize = 0; |
| } |
| |
| void recordSkip(size_t bytes) { |
| fCount += 1; |
| fSize += bytes; |
| } |
| }; |
| #endif |
| |
| #ifdef SK_DEVELOPER |
| bool SkPicturePlayback::preDraw(int opIndex, int type) { |
| return false; |
| } |
| |
| void SkPicturePlayback::postDraw(int opIndex) { |
| } |
| #endif |
| |
| /* |
| * Read the next op code and chunk size from 'reader'. The returned size |
| * is the entire size of the chunk (including the opcode). Thus, the |
| * offset just prior to calling read_op_and_size + 'size' is the offset |
| * to the next chunk's op code. This also means that the size of a chunk |
| * with no arguments (just an opcode) will be 4. |
| */ |
| static DrawType read_op_and_size(SkReader32* reader, uint32_t* size) { |
| uint32_t temp = reader->readInt(); |
| uint32_t op; |
| if (((uint8_t) temp) == temp) { |
| // old skp file - no size information |
| op = temp; |
| *size = 0; |
| } else { |
| UNPACK_8_24(temp, op, *size); |
| if (MASK_24 == *size) { |
| *size = reader->readInt(); |
| } |
| } |
| return (DrawType) op; |
| } |
| |
| void SkPicturePlayback::draw(SkCanvas& canvas, SkDrawPictureCallback* callback) { |
| #ifdef ENABLE_TIME_DRAW |
| SkAutoTime at("SkPicture::draw", 50); |
| #endif |
| |
| #ifdef SPEW_CLIP_SKIPPING |
| SkipClipRec skipRect, skipRRect, skipRegion, skipPath; |
| #endif |
| |
| #ifdef SK_BUILD_FOR_ANDROID |
| SkAutoMutexAcquire autoMutex(fDrawMutex); |
| #endif |
| |
| // kDrawComplete will be the signal that we have reached the end of |
| // the command stream |
| static const uint32_t kDrawComplete = SK_MaxU32; |
| |
| SkReader32 reader(fOpData->bytes(), fOpData->size()); |
| TextContainer text; |
| SkTDArray<void*> results; |
| |
| if (NULL != fStateTree && NULL != fBoundingHierarchy) { |
| SkRect clipBounds; |
| if (canvas.getClipBounds(&clipBounds)) { |
| SkIRect query; |
| clipBounds.roundOut(&query); |
| fBoundingHierarchy->search(query, &results); |
| if (results.count() == 0) { |
| return; |
| } |
| SkTQSort<SkPictureStateTree::Draw>( |
| reinterpret_cast<SkPictureStateTree::Draw**>(results.begin()), |
| reinterpret_cast<SkPictureStateTree::Draw**>(results.end()-1)); |
| } |
| } |
| |
| SkPictureStateTree::Iterator it = (NULL == fStateTree) ? |
| SkPictureStateTree::Iterator() : |
| fStateTree->getIterator(results, &canvas); |
| |
| if (it.isValid()) { |
| uint32_t skipTo = it.draw(); |
| if (kDrawComplete == skipTo) { |
| return; |
| } |
| reader.setOffset(skipTo); |
| } |
| |
| // Record this, so we can concat w/ it if we encounter a setMatrix() |
| SkMatrix initialMatrix = canvas.getTotalMatrix(); |
| int originalSaveCount = canvas.getSaveCount(); |
| |
| #ifdef SK_BUILD_FOR_ANDROID |
| fAbortCurrentPlayback = false; |
| #endif |
| |
| #ifdef SK_DEVELOPER |
| int opIndex = -1; |
| #endif |
| |
| while (!reader.eof()) { |
| if (callback && callback->abortDrawing()) { |
| canvas.restoreToCount(originalSaveCount); |
| return; |
| } |
| #ifdef SK_BUILD_FOR_ANDROID |
| if (fAbortCurrentPlayback) { |
| return; |
| } |
| #endif |
| |
| size_t curOffset = reader.offset(); |
| uint32_t size; |
| DrawType op = read_op_and_size(&reader, &size); |
| size_t skipTo = 0; |
| if (NOOP == op) { |
| // NOOPs are to be ignored - do not propagate them any further |
| skipTo = curOffset + size; |
| #ifdef SK_DEVELOPER |
| } else { |
| opIndex++; |
| if (this->preDraw(opIndex, op)) { |
| skipTo = curOffset + size; |
| } |
| #endif |
| } |
| |
| if (0 != skipTo) { |
| if (it.isValid()) { |
| // If using a bounding box hierarchy, advance the state tree |
| // iterator until at or after skipTo |
| uint32_t adjustedSkipTo; |
| do { |
| adjustedSkipTo = it.draw(); |
| } while (adjustedSkipTo < skipTo); |
| skipTo = adjustedSkipTo; |
| } |
| if (kDrawComplete == skipTo) { |
| break; |
| } |
| reader.setOffset(skipTo); |
| continue; |
| } |
| |
| switch (op) { |
| case CLIP_PATH: { |
| const SkPath& path = getPath(reader); |
| uint32_t packed = reader.readInt(); |
| SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); |
| bool doAA = ClipParams_unpackDoAA(packed); |
| size_t offsetToRestore = reader.readInt(); |
| SkASSERT(!offsetToRestore || \ |
| offsetToRestore >= reader.offset()); |
| if (!canvas.clipPath(path, regionOp, doAA) && offsetToRestore) { |
| #ifdef SPEW_CLIP_SKIPPING |
| skipPath.recordSkip(offsetToRestore - reader.offset()); |
| #endif |
| reader.setOffset(offsetToRestore); |
| } |
| } break; |
| case CLIP_REGION: { |
| const SkRegion& region = getRegion(reader); |
| uint32_t packed = reader.readInt(); |
| SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); |
| size_t offsetToRestore = reader.readInt(); |
| SkASSERT(!offsetToRestore || \ |
| offsetToRestore >= reader.offset()); |
| if (!canvas.clipRegion(region, regionOp) && offsetToRestore) { |
| #ifdef SPEW_CLIP_SKIPPING |
| skipRegion.recordSkip(offsetToRestore - reader.offset()); |
| #endif |
| reader.setOffset(offsetToRestore); |
| } |
| } break; |
| case CLIP_RECT: { |
| const SkRect& rect = reader.skipT<SkRect>(); |
| uint32_t packed = reader.readInt(); |
| SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); |
| bool doAA = ClipParams_unpackDoAA(packed); |
| size_t offsetToRestore = reader.readInt(); |
| SkASSERT(!offsetToRestore || \ |
| offsetToRestore >= reader.offset()); |
| if (!canvas.clipRect(rect, regionOp, doAA) && offsetToRestore) { |
| #ifdef SPEW_CLIP_SKIPPING |
| skipRect.recordSkip(offsetToRestore - reader.offset()); |
| #endif |
| reader.setOffset(offsetToRestore); |
| } |
| } break; |
| case CLIP_RRECT: { |
| SkRRect rrect; |
| reader.readRRect(&rrect); |
| uint32_t packed = reader.readInt(); |
| SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); |
| bool doAA = ClipParams_unpackDoAA(packed); |
| size_t offsetToRestore = reader.readInt(); |
| SkASSERT(!offsetToRestore || \ |
| offsetToRestore >= reader.offset()); |
| if (!canvas.clipRRect(rrect, regionOp, doAA) && offsetToRestore) { |
| #ifdef SPEW_CLIP_SKIPPING |
| skipRRect.recordSkip(offsetToRestore - reader.offset()); |
| #endif |
| reader.setOffset(offsetToRestore); |
| } |
| } break; |
| case CONCAT: |
| canvas.concat(*getMatrix(reader)); |
| break; |
| case DRAW_BITMAP: { |
| const SkPaint* paint = getPaint(reader); |
| const SkBitmap& bitmap = getBitmap(reader); |
| const SkPoint& loc = reader.skipT<SkPoint>(); |
| canvas.drawBitmap(bitmap, loc.fX, loc.fY, paint); |
| } break; |
| case DRAW_BITMAP_RECT_TO_RECT: { |
| const SkPaint* paint = getPaint(reader); |
| const SkBitmap& bitmap = getBitmap(reader); |
| const SkRect* src = this->getRectPtr(reader); // may be null |
| const SkRect& dst = reader.skipT<SkRect>(); // required |
| canvas.drawBitmapRectToRect(bitmap, src, dst, paint); |
| } break; |
| case DRAW_BITMAP_MATRIX: { |
| const SkPaint* paint = getPaint(reader); |
| const SkBitmap& bitmap = getBitmap(reader); |
| const SkMatrix* matrix = getMatrix(reader); |
| canvas.drawBitmapMatrix(bitmap, *matrix, paint); |
| } break; |
| case DRAW_BITMAP_NINE: { |
| const SkPaint* paint = getPaint(reader); |
| const SkBitmap& bitmap = getBitmap(reader); |
| const SkIRect& src = reader.skipT<SkIRect>(); |
| const SkRect& dst = reader.skipT<SkRect>(); |
| canvas.drawBitmapNine(bitmap, src, dst, paint); |
| } break; |
| case DRAW_CLEAR: |
| canvas.clear(reader.readInt()); |
| break; |
| case DRAW_DATA: { |
| size_t length = reader.readInt(); |
| canvas.drawData(reader.skip(length), length); |
| // skip handles padding the read out to a multiple of 4 |
| } break; |
| case BEGIN_COMMENT_GROUP: { |
| const char* desc = reader.readString(); |
| canvas.beginCommentGroup(desc); |
| } break; |
| case COMMENT: { |
| const char* kywd = reader.readString(); |
| const char* value = reader.readString(); |
| canvas.addComment(kywd, value); |
| } break; |
| case END_COMMENT_GROUP: { |
| canvas.endCommentGroup(); |
| } break; |
| case DRAW_OVAL: { |
| const SkPaint& paint = *getPaint(reader); |
| canvas.drawOval(reader.skipT<SkRect>(), paint); |
| } break; |
| case DRAW_PAINT: |
| canvas.drawPaint(*getPaint(reader)); |
| break; |
| case DRAW_PATH: { |
| const SkPaint& paint = *getPaint(reader); |
| canvas.drawPath(getPath(reader), paint); |
| } break; |
| case DRAW_PICTURE: |
| canvas.drawPicture(getPicture(reader)); |
| break; |
| case DRAW_POINTS: { |
| const SkPaint& paint = *getPaint(reader); |
| SkCanvas::PointMode mode = (SkCanvas::PointMode)reader.readInt(); |
| size_t count = reader.readInt(); |
| const SkPoint* pts = (const SkPoint*)reader.skip(sizeof(SkPoint) * count); |
| canvas.drawPoints(mode, count, pts, paint); |
| } break; |
| case DRAW_POS_TEXT: { |
| const SkPaint& paint = *getPaint(reader); |
| getText(reader, &text); |
| size_t points = reader.readInt(); |
| const SkPoint* pos = (const SkPoint*)reader.skip(points * sizeof(SkPoint)); |
| canvas.drawPosText(text.text(), text.length(), pos, paint); |
| } break; |
| case DRAW_POS_TEXT_TOP_BOTTOM: { |
| const SkPaint& paint = *getPaint(reader); |
| getText(reader, &text); |
| size_t points = reader.readInt(); |
| const SkPoint* pos = (const SkPoint*)reader.skip(points * sizeof(SkPoint)); |
| const SkScalar top = reader.readScalar(); |
| const SkScalar bottom = reader.readScalar(); |
| if (!canvas.quickRejectY(top, bottom)) { |
| canvas.drawPosText(text.text(), text.length(), pos, paint); |
| } |
| } break; |
| case DRAW_POS_TEXT_H: { |
| const SkPaint& paint = *getPaint(reader); |
| getText(reader, &text); |
| size_t xCount = reader.readInt(); |
| const SkScalar constY = reader.readScalar(); |
| const SkScalar* xpos = (const SkScalar*)reader.skip(xCount * sizeof(SkScalar)); |
| canvas.drawPosTextH(text.text(), text.length(), xpos, constY, |
| paint); |
| } break; |
| case DRAW_POS_TEXT_H_TOP_BOTTOM: { |
| const SkPaint& paint = *getPaint(reader); |
| getText(reader, &text); |
| size_t xCount = reader.readInt(); |
| const SkScalar* xpos = (const SkScalar*)reader.skip((3 + xCount) * sizeof(SkScalar)); |
| const SkScalar top = *xpos++; |
| const SkScalar bottom = *xpos++; |
| const SkScalar constY = *xpos++; |
| if (!canvas.quickRejectY(top, bottom)) { |
| canvas.drawPosTextH(text.text(), text.length(), xpos, |
| constY, paint); |
| } |
| } break; |
| case DRAW_RECT: { |
| const SkPaint& paint = *getPaint(reader); |
| canvas.drawRect(reader.skipT<SkRect>(), paint); |
| } break; |
| case DRAW_RRECT: { |
| const SkPaint& paint = *getPaint(reader); |
| SkRRect rrect; |
| canvas.drawRRect(*reader.readRRect(&rrect), paint); |
| } break; |
| case DRAW_SPRITE: { |
| const SkPaint* paint = getPaint(reader); |
| const SkBitmap& bitmap = getBitmap(reader); |
| int left = reader.readInt(); |
| int top = reader.readInt(); |
| canvas.drawSprite(bitmap, left, top, paint); |
| } break; |
| case DRAW_TEXT: { |
| const SkPaint& paint = *getPaint(reader); |
| getText(reader, &text); |
| SkScalar x = reader.readScalar(); |
| SkScalar y = reader.readScalar(); |
| canvas.drawText(text.text(), text.length(), x, y, paint); |
| } break; |
| case DRAW_TEXT_TOP_BOTTOM: { |
| const SkPaint& paint = *getPaint(reader); |
| getText(reader, &text); |
| const SkScalar* ptr = (const SkScalar*)reader.skip(4 * sizeof(SkScalar)); |
| // ptr[0] == x |
| // ptr[1] == y |
| // ptr[2] == top |
| // ptr[3] == bottom |
| if (!canvas.quickRejectY(ptr[2], ptr[3])) { |
| canvas.drawText(text.text(), text.length(), ptr[0], ptr[1], |
| paint); |
| } |
| } break; |
| case DRAW_TEXT_ON_PATH: { |
| const SkPaint& paint = *getPaint(reader); |
| getText(reader, &text); |
| const SkPath& path = getPath(reader); |
| const SkMatrix* matrix = getMatrix(reader); |
| canvas.drawTextOnPath(text.text(), text.length(), path, |
| matrix, paint); |
| } break; |
| case DRAW_VERTICES: { |
| const SkPaint& paint = *getPaint(reader); |
| DrawVertexFlags flags = (DrawVertexFlags)reader.readInt(); |
| SkCanvas::VertexMode vmode = (SkCanvas::VertexMode)reader.readInt(); |
| int vCount = reader.readInt(); |
| const SkPoint* verts = (const SkPoint*)reader.skip( |
| vCount * sizeof(SkPoint)); |
| const SkPoint* texs = NULL; |
| const SkColor* colors = NULL; |
| const uint16_t* indices = NULL; |
| int iCount = 0; |
| if (flags & DRAW_VERTICES_HAS_TEXS) { |
| texs = (const SkPoint*)reader.skip( |
| vCount * sizeof(SkPoint)); |
| } |
| if (flags & DRAW_VERTICES_HAS_COLORS) { |
| colors = (const SkColor*)reader.skip( |
| vCount * sizeof(SkColor)); |
| } |
| if (flags & DRAW_VERTICES_HAS_INDICES) { |
| iCount = reader.readInt(); |
| indices = (const uint16_t*)reader.skip( |
| iCount * sizeof(uint16_t)); |
| } |
| canvas.drawVertices(vmode, vCount, verts, texs, colors, NULL, |
| indices, iCount, paint); |
| } break; |
| case RESTORE: |
| canvas.restore(); |
| break; |
| case ROTATE: |
| canvas.rotate(reader.readScalar()); |
| break; |
| case SAVE: |
| canvas.save((SkCanvas::SaveFlags) reader.readInt()); |
| break; |
| case SAVE_LAYER: { |
| const SkRect* boundsPtr = getRectPtr(reader); |
| const SkPaint* paint = getPaint(reader); |
| canvas.saveLayer(boundsPtr, paint, (SkCanvas::SaveFlags) reader.readInt()); |
| } break; |
| case SCALE: { |
| SkScalar sx = reader.readScalar(); |
| SkScalar sy = reader.readScalar(); |
| canvas.scale(sx, sy); |
| } break; |
| case SET_MATRIX: { |
| SkMatrix matrix; |
| matrix.setConcat(initialMatrix, *getMatrix(reader)); |
| canvas.setMatrix(matrix); |
| } break; |
| case SKEW: { |
| SkScalar sx = reader.readScalar(); |
| SkScalar sy = reader.readScalar(); |
| canvas.skew(sx, sy); |
| } break; |
| case TRANSLATE: { |
| SkScalar dx = reader.readScalar(); |
| SkScalar dy = reader.readScalar(); |
| canvas.translate(dx, dy); |
| } break; |
| default: |
| SkASSERT(0); |
| } |
| |
| #ifdef SK_DEVELOPER |
| this->postDraw(opIndex); |
| #endif |
| |
| if (it.isValid()) { |
| uint32_t skipTo = it.draw(); |
| if (kDrawComplete == skipTo) { |
| break; |
| } |
| reader.setOffset(skipTo); |
| } |
| } |
| |
| #ifdef SPEW_CLIP_SKIPPING |
| { |
| size_t size = skipRect.fSize + skipRRect.fSize + skipPath.fSize + skipRegion.fSize; |
| SkDebugf("--- Clip skips %d%% rect:%d rrect:%d path:%d rgn:%d\n", |
| size * 100 / reader.offset(), skipRect.fCount, skipRRect.fCount, |
| skipPath.fCount, skipRegion.fCount); |
| } |
| #endif |
| // this->dumpSize(); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #ifdef SK_DEBUG_SIZE |
| int SkPicturePlayback::size(size_t* sizePtr) { |
| int objects = bitmaps(sizePtr); |
| objects += paints(sizePtr); |
| objects += paths(sizePtr); |
| objects += pictures(sizePtr); |
| objects += regions(sizePtr); |
| *sizePtr = fOpData.size(); |
| return objects; |
| } |
| |
| int SkPicturePlayback::bitmaps(size_t* size) { |
| size_t result = 0; |
| for (int index = 0; index < fBitmapCount; index++) { |
| // const SkBitmap& bitmap = fBitmaps[index]; |
| result += sizeof(SkBitmap); // bitmap->size(); |
| } |
| *size = result; |
| return fBitmapCount; |
| } |
| |
| int SkPicturePlayback::paints(size_t* size) { |
| size_t result = 0; |
| for (int index = 0; index < fPaintCount; index++) { |
| // const SkPaint& paint = fPaints[index]; |
| result += sizeof(SkPaint); // paint->size(); |
| } |
| *size = result; |
| return fPaintCount; |
| } |
| |
| int SkPicturePlayback::paths(size_t* size) { |
| size_t result = 0; |
| for (int index = 0; index < fPathCount; index++) { |
| const SkPath& path = fPaths[index]; |
| result += path.flatten(NULL); |
| } |
| *size = result; |
| return fPathCount; |
| } |
| |
| int SkPicturePlayback::regions(size_t* size) { |
| size_t result = 0; |
| for (int index = 0; index < fRegionCount; index++) { |
| // const SkRegion& region = fRegions[index]; |
| result += sizeof(SkRegion); // region->size(); |
| } |
| *size = result; |
| return fRegionCount; |
| } |
| #endif |
| |
| #ifdef SK_DEBUG_DUMP |
| void SkPicturePlayback::dumpBitmap(const SkBitmap& bitmap) const { |
| char pBuffer[DUMP_BUFFER_SIZE]; |
| char* bufferPtr = pBuffer; |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "BitmapData bitmap%p = {", &bitmap); |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kWidth, %d}, ", bitmap.width()); |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kHeight, %d}, ", bitmap.height()); |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kRowBytes, %d}, ", bitmap.rowBytes()); |
| // start here; |
| SkDebugf("%s{0}};\n", pBuffer); |
| } |
| |
| void dumpMatrix(const SkMatrix& matrix) const { |
| SkMatrix defaultMatrix; |
| defaultMatrix.reset(); |
| char pBuffer[DUMP_BUFFER_SIZE]; |
| char* bufferPtr = pBuffer; |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "MatrixData matrix%p = {", &matrix); |
| SkScalar scaleX = matrix.getScaleX(); |
| if (scaleX != defaultMatrix.getScaleX()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kScaleX, %g}, ", SkScalarToFloat(scaleX)); |
| SkScalar scaleY = matrix.getScaleY(); |
| if (scaleY != defaultMatrix.getScaleY()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kScaleY, %g}, ", SkScalarToFloat(scaleY)); |
| SkScalar skewX = matrix.getSkewX(); |
| if (skewX != defaultMatrix.getSkewX()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kSkewX, %g}, ", SkScalarToFloat(skewX)); |
| SkScalar skewY = matrix.getSkewY(); |
| if (skewY != defaultMatrix.getSkewY()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kSkewY, %g}, ", SkScalarToFloat(skewY)); |
| SkScalar translateX = matrix.getTranslateX(); |
| if (translateX != defaultMatrix.getTranslateX()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kTranslateX, %g}, ", SkScalarToFloat(translateX)); |
| SkScalar translateY = matrix.getTranslateY(); |
| if (translateY != defaultMatrix.getTranslateY()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kTranslateY, %g}, ", SkScalarToFloat(translateY)); |
| SkScalar perspX = matrix.getPerspX(); |
| if (perspX != defaultMatrix.getPerspX()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kPerspX, %g}, ", SkFractToFloat(perspX)); |
| SkScalar perspY = matrix.getPerspY(); |
| if (perspY != defaultMatrix.getPerspY()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kPerspY, %g}, ", SkFractToFloat(perspY)); |
| SkDebugf("%s{0}};\n", pBuffer); |
| } |
| |
| void dumpPaint(const SkPaint& paint) const { |
| SkPaint defaultPaint; |
| char pBuffer[DUMP_BUFFER_SIZE]; |
| char* bufferPtr = pBuffer; |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "PaintPointers paintPtrs%p = {", &paint); |
| const SkTypeface* typeface = paint.getTypeface(); |
| if (typeface != defaultPaint.getTypeface()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kTypeface, %p}, ", typeface); |
| const SkPathEffect* pathEffect = paint.getPathEffect(); |
| if (pathEffect != defaultPaint.getPathEffect()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kPathEffect, %p}, ", pathEffect); |
| const SkShader* shader = paint.getShader(); |
| if (shader != defaultPaint.getShader()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kShader, %p}, ", shader); |
| const SkXfermode* xfermode = paint.getXfermode(); |
| if (xfermode != defaultPaint.getXfermode()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kXfermode, %p}, ", xfermode); |
| const SkMaskFilter* maskFilter = paint.getMaskFilter(); |
| if (maskFilter != defaultPaint.getMaskFilter()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kMaskFilter, %p}, ", maskFilter); |
| const SkColorFilter* colorFilter = paint.getColorFilter(); |
| if (colorFilter != defaultPaint.getColorFilter()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kColorFilter, %p}, ", colorFilter); |
| const SkRasterizer* rasterizer = paint.getRasterizer(); |
| if (rasterizer != defaultPaint.getRasterizer()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kRasterizer, %p}, ", rasterizer); |
| const SkDrawLooper* drawLooper = paint.getLooper(); |
| if (drawLooper != defaultPaint.getLooper()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kDrawLooper, %p}, ", drawLooper); |
| SkDebugf("%s{0}};\n", pBuffer); |
| bufferPtr = pBuffer; |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "PaintScalars paintScalars%p = {", &paint); |
| SkScalar textSize = paint.getTextSize(); |
| if (textSize != defaultPaint.getTextSize()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kTextSize, %g}, ", SkScalarToFloat(textSize)); |
| SkScalar textScaleX = paint.getTextScaleX(); |
| if (textScaleX != defaultPaint.getTextScaleX()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kTextScaleX, %g}, ", SkScalarToFloat(textScaleX)); |
| SkScalar textSkewX = paint.getTextSkewX(); |
| if (textSkewX != defaultPaint.getTextSkewX()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kTextSkewX, %g}, ", SkScalarToFloat(textSkewX)); |
| SkScalar strokeWidth = paint.getStrokeWidth(); |
| if (strokeWidth != defaultPaint.getStrokeWidth()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kStrokeWidth, %g}, ", SkScalarToFloat(strokeWidth)); |
| SkScalar strokeMiter = paint.getStrokeMiter(); |
| if (strokeMiter != defaultPaint.getStrokeMiter()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kStrokeMiter, %g}, ", SkScalarToFloat(strokeMiter)); |
| SkDebugf("%s{0}};\n", pBuffer); |
| bufferPtr = pBuffer; |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "PaintInts = paintInts%p = {", &paint); |
| unsigned color = paint.getColor(); |
| if (color != defaultPaint.getColor()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kColor, 0x%x}, ", color); |
| unsigned flags = paint.getFlags(); |
| if (flags != defaultPaint.getFlags()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kFlags, 0x%x}, ", flags); |
| int align = paint.getTextAlign(); |
| if (align != defaultPaint.getTextAlign()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kAlign, 0x%x}, ", align); |
| int strokeCap = paint.getStrokeCap(); |
| if (strokeCap != defaultPaint.getStrokeCap()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kStrokeCap, 0x%x}, ", strokeCap); |
| int strokeJoin = paint.getStrokeJoin(); |
| if (strokeJoin != defaultPaint.getStrokeJoin()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kAlign, 0x%x}, ", strokeJoin); |
| int style = paint.getStyle(); |
| if (style != defaultPaint.getStyle()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kStyle, 0x%x}, ", style); |
| int textEncoding = paint.getTextEncoding(); |
| if (textEncoding != defaultPaint.getTextEncoding()) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "{kTextEncoding, 0x%x}, ", textEncoding); |
| SkDebugf("%s{0}};\n", pBuffer); |
| |
| SkDebugf("PaintData paint%p = {paintPtrs%p, paintScalars%p, paintInts%p};\n", |
| &paint, &paint, &paint, &paint); |
| } |
| |
| void SkPicturePlayback::dumpPath(const SkPath& path) const { |
| SkDebugf("path dump unimplemented\n"); |
| } |
| |
| void SkPicturePlayback::dumpPicture(const SkPicture& picture) const { |
| SkDebugf("picture dump unimplemented\n"); |
| } |
| |
| void SkPicturePlayback::dumpRegion(const SkRegion& region) const { |
| SkDebugf("region dump unimplemented\n"); |
| } |
| |
| int SkPicturePlayback::dumpDrawType(char* bufferPtr, char* buffer, DrawType drawType) { |
| return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "k%s, ", DrawTypeToString(drawType)); |
| } |
| |
| int SkPicturePlayback::dumpInt(char* bufferPtr, char* buffer, char* name) { |
| return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "%s:%d, ", name, getInt()); |
| } |
| |
| int SkPicturePlayback::dumpRect(char* bufferPtr, char* buffer, char* name) { |
| const SkRect* rect = fReader.skipRect(); |
| return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "%s:{l:%g t:%g r:%g b:%g}, ", name, SkScalarToFloat(rect.fLeft), |
| SkScalarToFloat(rect.fTop), |
| SkScalarToFloat(rect.fRight), SkScalarToFloat(rect.fBottom)); |
| } |
| |
| int SkPicturePlayback::dumpPoint(char* bufferPtr, char* buffer, char* name) { |
| SkPoint pt; |
| getPoint(&pt); |
| return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "%s:{x:%g y:%g}, ", name, SkScalarToFloat(pt.fX), |
| SkScalarToFloat(pt.fY)); |
| } |
| |
| void SkPicturePlayback::dumpPointArray(char** bufferPtrPtr, char* buffer, int count) { |
| char* bufferPtr = *bufferPtrPtr; |
| const SkPoint* pts = (const SkPoint*)fReadStream.getAtPos(); |
| fReadStream.skip(sizeof(SkPoint) * count); |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "count:%d {", count); |
| for (int index = 0; index < count; index++) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "{x:%g y:%g}, ", SkScalarToFloat(pts[index].fX), |
| SkScalarToFloat(pts[index].fY)); |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "} "); |
| *bufferPtrPtr = bufferPtr; |
| } |
| |
| int SkPicturePlayback::dumpPtr(char* bufferPtr, char* buffer, char* name, void* ptr) { |
| return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "%s:%p, ", name, ptr); |
| } |
| |
| int SkPicturePlayback::dumpRectPtr(char* bufferPtr, char* buffer, char* name) { |
| char result; |
| fReadStream.read(&result, sizeof(result)); |
| if (result) |
| return dumpRect(bufferPtr, buffer, name); |
| else |
| return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "%s:NULL, ", name); |
| } |
| |
| int SkPicturePlayback::dumpScalar(char* bufferPtr, char* buffer, char* name) { |
| return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), |
| "%s:%d, ", name, getScalar()); |
| } |
| |
| void SkPicturePlayback::dumpText(char** bufferPtrPtr, char* buffer) { |
| char* bufferPtr = *bufferPtrPtr; |
| int length = getInt(); |
| bufferPtr += dumpDrawType(bufferPtr, buffer); |
| fReadStream.skipToAlign4(); |
| char* text = (char*) fReadStream.getAtPos(); |
| fReadStream.skip(length); |
| bufferPtr += dumpInt(bufferPtr, buffer, "length"); |
| int limit = DUMP_BUFFER_SIZE - (bufferPtr - buffer) - 2; |
| length >>= 1; |
| if (limit > length) |
| limit = length; |
| if (limit > 0) { |
| *bufferPtr++ = '"'; |
| for (int index = 0; index < limit; index++) { |
| *bufferPtr++ = *(unsigned short*) text; |
| text += sizeof(unsigned short); |
| } |
| *bufferPtr++ = '"'; |
| } |
| *bufferPtrPtr = bufferPtr; |
| } |
| |
| #define DUMP_DRAWTYPE(drawType) \ |
| bufferPtr += dumpDrawType(bufferPtr, buffer, drawType) |
| |
| #define DUMP_INT(name) \ |
| bufferPtr += dumpInt(bufferPtr, buffer, #name) |
| |
| #define DUMP_RECT_PTR(name) \ |
| bufferPtr += dumpRectPtr(bufferPtr, buffer, #name) |
| |
| #define DUMP_POINT(name) \ |
| bufferPtr += dumpRect(bufferPtr, buffer, #name) |
| |
| #define DUMP_RECT(name) \ |
| bufferPtr += dumpRect(bufferPtr, buffer, #name) |
| |
| #define DUMP_POINT_ARRAY(count) \ |
| dumpPointArray(&bufferPtr, buffer, count) |
| |
| #define DUMP_PTR(name, ptr) \ |
| bufferPtr += dumpPtr(bufferPtr, buffer, #name, (void*) ptr) |
| |
| #define DUMP_SCALAR(name) \ |
| bufferPtr += dumpScalar(bufferPtr, buffer, #name) |
| |
| #define DUMP_TEXT() \ |
| dumpText(&bufferPtr, buffer) |
| |
| void SkPicturePlayback::dumpStream() { |
| SkDebugf("RecordStream stream = {\n"); |
| DrawType drawType; |
| TextContainer text; |
| fReadStream.rewind(); |
| char buffer[DUMP_BUFFER_SIZE], * bufferPtr; |
| while (fReadStream.read(&drawType, sizeof(drawType))) { |
| bufferPtr = buffer; |
| DUMP_DRAWTYPE(drawType); |
| switch (drawType) { |
| case CLIP_PATH: { |
| DUMP_PTR(SkPath, &getPath()); |
| DUMP_INT(SkRegion::Op); |
| DUMP_INT(offsetToRestore); |
| } break; |
| case CLIP_REGION: { |
| DUMP_PTR(SkRegion, &getRegion()); |
| DUMP_INT(SkRegion::Op); |
| DUMP_INT(offsetToRestore); |
| } break; |
| case CLIP_RECT: { |
| DUMP_RECT(rect); |
| DUMP_INT(SkRegion::Op); |
| DUMP_INT(offsetToRestore); |
| } break; |
| case CONCAT: |
| DUMP_PTR(SkMatrix, getMatrix()); |
| break; |
| case DRAW_BITMAP: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_PTR(SkBitmap, &getBitmap()); |
| DUMP_SCALAR(left); |
| DUMP_SCALAR(top); |
| } break; |
| case DRAW_PAINT: |
| DUMP_PTR(SkPaint, getPaint()); |
| break; |
| case DRAW_PATH: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_PTR(SkPath, &getPath()); |
| } break; |
| case DRAW_PICTURE: { |
| DUMP_PTR(SkPicture, &getPicture()); |
| } break; |
| case DRAW_POINTS: { |
| DUMP_PTR(SkPaint, getPaint()); |
| (void)getInt(); // PointMode |
| size_t count = getInt(); |
| fReadStream.skipToAlign4(); |
| DUMP_POINT_ARRAY(count); |
| } break; |
| case DRAW_POS_TEXT: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_TEXT(); |
| size_t points = getInt(); |
| fReadStream.skipToAlign4(); |
| DUMP_POINT_ARRAY(points); |
| } break; |
| case DRAW_POS_TEXT_H: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_TEXT(); |
| size_t points = getInt(); |
| fReadStream.skipToAlign4(); |
| DUMP_SCALAR(top); |
| DUMP_SCALAR(bottom); |
| DUMP_SCALAR(constY); |
| DUMP_POINT_ARRAY(points); |
| } break; |
| case DRAW_RECT: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_RECT(rect); |
| } break; |
| case DRAW_SPRITE: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_PTR(SkBitmap, &getBitmap()); |
| DUMP_SCALAR(left); |
| DUMP_SCALAR(top); |
| } break; |
| case DRAW_TEXT: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_TEXT(); |
| DUMP_SCALAR(x); |
| DUMP_SCALAR(y); |
| } break; |
| case DRAW_TEXT_ON_PATH: { |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_TEXT(); |
| DUMP_PTR(SkPath, &getPath()); |
| DUMP_PTR(SkMatrix, getMatrix()); |
| } break; |
| case RESTORE: |
| break; |
| case ROTATE: |
| DUMP_SCALAR(rotate); |
| break; |
| case SAVE: |
| DUMP_INT(SkCanvas::SaveFlags); |
| break; |
| case SAVE_LAYER: { |
| DUMP_RECT_PTR(layer); |
| DUMP_PTR(SkPaint, getPaint()); |
| DUMP_INT(SkCanvas::SaveFlags); |
| } break; |
| case SCALE: { |
| DUMP_SCALAR(sx); |
| DUMP_SCALAR(sy); |
| } break; |
| case SKEW: { |
| DUMP_SCALAR(sx); |
| DUMP_SCALAR(sy); |
| } break; |
| case TRANSLATE: { |
| DUMP_SCALAR(dx); |
| DUMP_SCALAR(dy); |
| } break; |
| default: |
| SkASSERT(0); |
| } |
| SkDebugf("%s\n", buffer); |
| } |
| } |
| |
| void SkPicturePlayback::dump() const { |
| char pBuffer[DUMP_BUFFER_SIZE]; |
| char* bufferPtr = pBuffer; |
| int index; |
| if (fBitmapCount > 0) |
| SkDebugf("// bitmaps (%d)\n", fBitmapCount); |
| for (index = 0; index < fBitmapCount; index++) { |
| const SkBitmap& bitmap = fBitmaps[index]; |
| dumpBitmap(bitmap); |
| } |
| if (fBitmapCount > 0) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "Bitmaps bitmaps = {"); |
| for (index = 0; index < fBitmapCount; index++) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "bitmap%p, ", &fBitmaps[index]); |
| if (fBitmapCount > 0) |
| SkDebugf("%s0};\n", pBuffer); |
| |
| if (fMatrixCount > 0) |
| SkDebugf("// matrices (%d)\n", fMatrixCount); |
| for (index = 0; index < fMatrixCount; index++) { |
| const SkMatrix& matrix = fMatrices[index]; |
| dumpMatrix(matrix); |
| } |
| bufferPtr = pBuffer; |
| if (fMatrixCount > 0) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "Matrices matrices = {"); |
| for (index = 0; index < fMatrixCount; index++) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "matrix%p, ", &fMatrices[index]); |
| if (fMatrixCount > 0) |
| SkDebugf("%s0};\n", pBuffer); |
| |
| if (fPaintCount > 0) |
| SkDebugf("// paints (%d)\n", fPaintCount); |
| for (index = 0; index < fPaintCount; index++) { |
| const SkPaint& paint = fPaints[index]; |
| dumpPaint(paint); |
| } |
| bufferPtr = pBuffer; |
| if (fPaintCount > 0) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "Paints paints = {"); |
| for (index = 0; index < fPaintCount; index++) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "paint%p, ", &fPaints[index]); |
| if (fPaintCount > 0) |
| SkDebugf("%s0};\n", pBuffer); |
| |
| for (index = 0; index < fPathCount; index++) { |
| const SkPath& path = fPaths[index]; |
| dumpPath(path); |
| } |
| bufferPtr = pBuffer; |
| if (fPathCount > 0) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "Paths paths = {"); |
| for (index = 0; index < fPathCount; index++) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "path%p, ", &fPaths[index]); |
| if (fPathCount > 0) |
| SkDebugf("%s0};\n", pBuffer); |
| |
| for (index = 0; index < fPictureCount; index++) { |
| dumpPicture(*fPictureRefs[index]); |
| } |
| bufferPtr = pBuffer; |
| if (fPictureCount > 0) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "Pictures pictures = {"); |
| for (index = 0; index < fPictureCount; index++) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "picture%p, ", fPictureRefs[index]); |
| if (fPictureCount > 0) |
| SkDebugf("%s0};\n", pBuffer); |
| |
| for (index = 0; index < fRegionCount; index++) { |
| const SkRegion& region = fRegions[index]; |
| dumpRegion(region); |
| } |
| bufferPtr = pBuffer; |
| if (fRegionCount > 0) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "Regions regions = {"); |
| for (index = 0; index < fRegionCount; index++) |
| bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), |
| "region%p, ", &fRegions[index]); |
| if (fRegionCount > 0) |
| SkDebugf("%s0};\n", pBuffer); |
| |
| const_cast<SkPicturePlayback*>(this)->dumpStream(); |
| } |
| |
| #endif |