blob: 15534625972a874b2d2d5d6e3bc1c7305399ec43 [file] [log] [blame]
/*
* 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 <new>
#include "SkBBoxHierarchy.h"
#include "SkDrawPictureCallback.h"
#include "SkPictureData.h"
#include "SkPictureRecord.h"
#include "SkReadBuffer.h"
#include "SkTypeface.h"
#include "SkTSort.h"
#include "SkWriteBuffer.h"
#if SK_SUPPORT_GPU
#include "GrContext.h"
#endif
template <typename T> int SafeCount(const T* obj) {
return obj ? obj->count() : 0;
}
SkPictureData::SkPictureData(const SkPictInfo& info)
: fInfo(info) {
this->init();
}
void SkPictureData::initForPlayback() const {
// ensure that the paths bounds are pre-computed
if (NULL != fPathHeap.get()) {
for (int i = 0; i < fPathHeap->count(); i++) {
(*fPathHeap.get())[i].updateBoundsCache();
}
}
}
SkPictureData::SkPictureData(const SkPictureRecord& record,
const SkPictInfo& info,
bool deepCopyOps)
: fInfo(info) {
#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(&regionBytes);
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
this->init();
fOpData = record.opData(deepCopyOps);
fBoundingHierarchy = record.fBoundingHierarchy;
fStateTree = record.fStateTree;
SkSafeRef(fBoundingHierarchy);
SkSafeRef(fStateTree);
fContentInfo.set(record.fContentInfo);
if (NULL != fBoundingHierarchy) {
fBoundingHierarchy->flushDeferredInserts();
}
// copy over the refcnt dictionary to our reader
record.fFlattenableHeap.setupPlaybacks();
fBitmaps = record.fBitmapHeap->extractBitmaps();
fPaints = record.fPaints.unflattenToArray();
fBitmapHeap.reset(SkSafeRef(record.fBitmapHeap));
fPathHeap.reset(SkSafeRef(record.pathHeap()));
this->initForPlayback();
const SkTDArray<const SkPicture* >& pictures = record.getPictureRefs();
fPictureCount = pictures.count();
if (fPictureCount > 0) {
fPictureRefs = SkNEW_ARRAY(const SkPicture*, fPictureCount);
for (int i = 0; i < fPictureCount; i++) {
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(&regionBytes);
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
}
#ifdef SK_SUPPORT_LEGACY_PICTURE_CLONE
SkPictureData::SkPictureData(const SkPictureData& src, SkPictCopyInfo* deepCopyInfo)
: fInfo(src.fInfo) {
this->init();
fBitmapHeap.reset(SkSafeRef(src.fBitmapHeap.get()));
fPathHeap.reset(SkSafeRef(src.fPathHeap.get()));
fOpData = SkSafeRef(src.fOpData);
fBoundingHierarchy = src.fBoundingHierarchy;
fStateTree = src.fStateTree;
fContentInfo.set(src.fContentInfo);
SkSafeRef(fBoundingHierarchy);
SkSafeRef(fStateTree);
if (deepCopyInfo) {
int paintCount = SafeCount(src.fPaints);
if (src.fBitmaps) {
fBitmaps = SkTRefArray<SkBitmap>::Create(src.fBitmaps->begin(), src.fBitmaps->count());
}
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<SkPaint::FlatteningTraits>(
&fPaints->writableAt(i), 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(const 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();
}
}
}
#endif//SK_SUPPORT_LEGACY_PICTURE_CLONE
void SkPictureData::init() {
fBitmaps = NULL;
fPaints = NULL;
fPictureRefs = NULL;
fPictureCount = 0;
fOpData = NULL;
fFactoryPlayback = NULL;
fBoundingHierarchy = NULL;
fStateTree = NULL;
}
SkPictureData::~SkPictureData() {
SkSafeUnref(fOpData);
SkSafeUnref(fBitmaps);
SkSafeUnref(fPaints);
SkSafeUnref(fBoundingHierarchy);
SkSafeUnref(fStateTree);
for (int i = 0; i < fPictureCount; i++) {
fPictureRefs[i]->unref();
}
SkDELETE_ARRAY(fPictureRefs);
SkDELETE(fFactoryPlayback);
}
void SkPictureData::dumpSize() const {
SkDebugf("--- picture size: ops=%d bitmaps=%d [%d] paints=%d [%d]\n",
fOpData->size(),
SafeCount(fBitmaps), SafeCount(fBitmaps) * sizeof(SkBitmap),
SafeCount(fPaints), SafeCount(fPaints) * sizeof(SkPaint));
SkDebugf("--- picture size: paths=%d\n",
SafeCount(fPathHeap.get()));
}
bool SkPictureData::containsBitmaps() const {
if (fBitmaps && fBitmaps->count() > 0) {
return true;
}
for (int i = 0; i < fPictureCount; ++i) {
if (fPictureRefs[i]->willPlayBackBitmaps()) {
return true;
}
}
return false;
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
#include "SkStream.h"
static size_t compute_chunk_size(SkFlattenable::Factory* array, int count) {
size_t size = 4; // for 'count'
for (int i = 0; i < count; i++) {
const char* name = SkFlattenable::FactoryToName(array[i]);
if (NULL == name || 0 == *name) {
size += SkWStream::SizeOfPackedUInt(0);
} else {
size_t len = strlen(name);
size += SkWStream::SizeOfPackedUInt(len);
size += len;
}
}
return size;
}
static void write_tag_size(SkWriteBuffer& buffer, uint32_t tag, size_t size) {
buffer.writeUInt(tag);
buffer.writeUInt(SkToU32(size));
}
static void write_tag_size(SkWStream* stream, uint32_t tag, size_t size) {
stream->write32(tag);
stream->write32(SkToU32(size));
}
void SkPictureData::WriteFactories(SkWStream* stream, const SkFactorySet& rec) {
int count = rec.count();
SkAutoSTMalloc<16, SkFlattenable::Factory> storage(count);
SkFlattenable::Factory* array = (SkFlattenable::Factory*)storage.get();
rec.copyToArray(array);
size_t size = compute_chunk_size(array, count);
// TODO: write_tag_size should really take a size_t
write_tag_size(stream, SK_PICT_FACTORY_TAG, (uint32_t) size);
SkDEBUGCODE(size_t start = stream->bytesWritten());
stream->write32(count);
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 {
size_t len = strlen(name);
stream->writePackedUInt(len);
stream->write(name, len);
}
}
SkASSERT(size == (stream->bytesWritten() - start));
}
void SkPictureData::WriteTypefaces(SkWStream* stream, const SkRefCntSet& rec) {
int count = rec.count();
write_tag_size(stream, SK_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 SkPictureData::flattenToBuffer(SkWriteBuffer& buffer) const {
int i, n;
if ((n = SafeCount(fBitmaps)) > 0) {
write_tag_size(buffer, SK_PICT_BITMAP_BUFFER_TAG, n);
for (i = 0; i < n; i++) {
buffer.writeBitmap((*fBitmaps)[i]);
}
}
if ((n = SafeCount(fPaints)) > 0) {
write_tag_size(buffer, SK_PICT_PAINT_BUFFER_TAG, n);
for (i = 0; i < n; i++) {
buffer.writePaint((*fPaints)[i]);
}
}
if ((n = SafeCount(fPathHeap.get())) > 0) {
write_tag_size(buffer, SK_PICT_PATH_BUFFER_TAG, n);
fPathHeap->flatten(buffer);
}
}
void SkPictureData::serialize(SkWStream* stream,
SkPicture::EncodeBitmap encoder) const {
write_tag_size(stream, SK_PICT_READER_TAG, fOpData->size());
stream->write(fOpData->bytes(), fOpData->size());
if (fPictureCount > 0) {
write_tag_size(stream, SK_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;
SkWriteBuffer buffer(SkWriteBuffer::kCrossProcess_Flag);
buffer.setTypefaceRecorder(&typefaceSet);
buffer.setFactoryRecorder(&factSet);
buffer.setBitmapEncoder(encoder);
this->flattenToBuffer(buffer);
// We have to write these two 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);
write_tag_size(stream, SK_PICT_BUFFER_SIZE_TAG, buffer.bytesWritten());
buffer.writeToStream(stream);
}
stream->write32(SK_PICT_EOF_TAG);
}
void SkPictureData::flatten(SkWriteBuffer& buffer) const {
write_tag_size(buffer, SK_PICT_READER_TAG, fOpData->size());
buffer.writeByteArray(fOpData->bytes(), fOpData->size());
if (fPictureCount > 0) {
write_tag_size(buffer, SK_PICT_PICTURE_TAG, fPictureCount);
for (int i = 0; i < fPictureCount; i++) {
fPictureRefs[i]->flatten(buffer);
}
}
// Write this picture playback's data into a writebuffer
this->flattenToBuffer(buffer);
buffer.write32(SK_PICT_EOF_TAG);
}
///////////////////////////////////////////////////////////////////////////////
/**
* Return the corresponding SkReadBuffer 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, SkReadBuffer::kCrossProcess_Flag },
{ SkPictInfo::kScalarIsFloat_Flag, SkReadBuffer::kScalarIsFloat_Flag },
{ SkPictInfo::kPtrIs64Bit_Flag, SkReadBuffer::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;
}
bool SkPictureData::parseStreamTag(SkStream* stream,
uint32_t tag,
uint32_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 SK_PICT_READER_TAG: {
SkAutoMalloc storage(size);
if (stream->read(storage.get(), size) != size) {
return false;
}
SkASSERT(NULL == fOpData);
fOpData = SkData::NewFromMalloc(storage.detach(), size);
} break;
case SK_PICT_FACTORY_TAG: {
SkASSERT(!haveBuffer);
// Remove this code when v21 and below are no longer supported. At the
// same time add a new 'count' variable and use it rather then reusing 'size'.
#ifndef DISABLE_V21_COMPATIBILITY_CODE
if (fInfo.fVersion >= 22) {
// in v22 this tag's size represents the size of the chunk in bytes
// and the number of factory strings is written out separately
#endif
size = stream->readU32();
#ifndef DISABLE_V21_COMPATIBILITY_CODE
}
#endif
fFactoryPlayback = SkNEW_ARGS(SkFactoryPlayback, (size));
for (size_t i = 0; i < size; i++) {
SkString str;
const size_t len = stream->readPackedUInt();
str.resize(len);
if (stream->read(str.writable_str(), len) != len) {
return false;
}
fFactoryPlayback->base()[i] = SkFlattenable::NameToFactory(str.c_str());
}
} break;
case SK_PICT_TYPEFACE_TAG: {
SkASSERT(!haveBuffer);
const int count = SkToInt(size);
fTFPlayback.setCount(count);
for (int i = 0; i < count; 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 SK_PICT_PICTURE_TAG: {
fPictureCount = size;
fPictureRefs = SkNEW_ARRAY(const SkPicture*, fPictureCount);
bool success = true;
int i = 0;
for ( ; i < fPictureCount; i++) {
fPictureRefs[i] = SkPicture::CreateFromStream(stream, proc);
if (NULL == fPictureRefs[i]) {
success = false;
break;
}
}
if (!success) {
// Delete all of the pictures that were already created (up to but excluding i):
for (int j = 0; j < i; j++) {
fPictureRefs[j]->unref();
}
// Delete the array
SkDELETE_ARRAY(fPictureRefs);
fPictureCount = 0;
return false;
}
} break;
case SK_PICT_BUFFER_SIZE_TAG: {
SkAutoMalloc storage(size);
if (stream->read(storage.get(), size) != size) {
return false;
}
SkReadBuffer buffer(storage.get(), size);
buffer.setFlags(pictInfoFlagsToReadBufferFlags(fInfo.fFlags));
buffer.setVersion(fInfo.fVersion);
fFactoryPlayback->setupBuffer(buffer);
fTFPlayback.setupBuffer(buffer);
buffer.setBitmapDecoder(proc);
while (!buffer.eof()) {
tag = buffer.readUInt();
size = buffer.readUInt();
if (!this->parseBufferTag(buffer, tag, size)) {
return false;
}
}
SkDEBUGCODE(haveBuffer = true;)
} break;
}
return true; // success
}
bool SkPictureData::parseBufferTag(SkReadBuffer& buffer,
uint32_t tag, uint32_t size) {
switch (tag) {
case SK_PICT_BITMAP_BUFFER_TAG: {
const int count = SkToInt(size);
fBitmaps = SkTRefArray<SkBitmap>::Create(size);
for (int i = 0; i < count; ++i) {
SkBitmap* bm = &fBitmaps->writableAt(i);
buffer.readBitmap(bm);
bm->setImmutable();
}
} break;
case SK_PICT_PAINT_BUFFER_TAG: {
const int count = SkToInt(size);
fPaints = SkTRefArray<SkPaint>::Create(size);
for (int i = 0; i < count; ++i) {
buffer.readPaint(&fPaints->writableAt(i));
}
} break;
case SK_PICT_PATH_BUFFER_TAG:
if (size > 0) {
fPathHeap.reset(SkNEW_ARGS(SkPathHeap, (buffer)));
}
break;
case SK_PICT_READER_TAG: {
SkAutoMalloc storage(size);
if (!buffer.readByteArray(storage.get(), size) ||
!buffer.validate(NULL == fOpData)) {
return false;
}
SkASSERT(NULL == fOpData);
fOpData = SkData::NewFromMalloc(storage.detach(), size);
} break;
case SK_PICT_PICTURE_TAG: {
if (!buffer.validate((0 == fPictureCount) && (NULL == fPictureRefs))) {
return false;
}
fPictureCount = size;
fPictureRefs = SkNEW_ARRAY(const SkPicture*, fPictureCount);
bool success = true;
int i = 0;
for ( ; i < fPictureCount; i++) {
fPictureRefs[i] = SkPicture::CreateFromBuffer(buffer);
if (NULL == fPictureRefs[i]) {
success = false;
break;
}
}
if (!success) {
// Delete all of the pictures that were already created (up to but excluding i):
for (int j = 0; j < i; j++) {
fPictureRefs[j]->unref();
}
// Delete the array
SkDELETE_ARRAY(fPictureRefs);
fPictureCount = 0;
return false;
}
} break;
default:
// The tag was invalid.
return false;
}
return true; // success
}
SkPictureData* SkPictureData::CreateFromStream(SkStream* stream,
const SkPictInfo& info,
SkPicture::InstallPixelRefProc proc) {
SkAutoTDelete<SkPictureData> data(SkNEW_ARGS(SkPictureData, (info)));
if (!data->parseStream(stream, proc)) {
return NULL;
}
return data.detach();
}
SkPictureData* SkPictureData::CreateFromBuffer(SkReadBuffer& buffer,
const SkPictInfo& info) {
SkAutoTDelete<SkPictureData> data(SkNEW_ARGS(SkPictureData, (info)));
buffer.setVersion(info.fVersion);
if (!data->parseBuffer(buffer)) {
return NULL;
}
return data.detach();
}
bool SkPictureData::parseStream(SkStream* stream,
SkPicture::InstallPixelRefProc proc) {
for (;;) {
uint32_t tag = stream->readU32();
if (SK_PICT_EOF_TAG == tag) {
break;
}
uint32_t size = stream->readU32();
if (!this->parseStreamTag(stream, tag, size, proc)) {
return false; // we're invalid
}
}
return true;
}
bool SkPictureData::parseBuffer(SkReadBuffer& buffer) {
for (;;) {
uint32_t tag = buffer.readUInt();
if (SK_PICT_EOF_TAG == tag) {
break;
}
uint32_t size = buffer.readUInt();
if (!this->parseBufferTag(buffer, tag, size)) {
return false; // we're invalid
}
}
return true;
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
const SkPicture::OperationList* SkPictureData::getActiveOps(const SkIRect& query) const {
if (NULL == fStateTree || NULL == fBoundingHierarchy) {
return NULL;
}
SkPicture::OperationList* activeOps = SkNEW(SkPicture::OperationList);
fBoundingHierarchy->search(query, &(activeOps->fOps));
if (0 != activeOps->fOps.count()) {
SkTQSort<SkPictureStateTree::Draw>(
reinterpret_cast<SkPictureStateTree::Draw**>(activeOps->fOps.begin()),
reinterpret_cast<SkPictureStateTree::Draw**>(activeOps->fOps.end()-1));
}
return activeOps;
}
#if SK_SUPPORT_GPU
bool SkPictureData::suitableForGpuRasterization(GrContext* context, const char **reason,
int sampleCount) const {
// TODO: the heuristic used here needs to be refined
static const int kNumPaintWithPathEffectUsesTol = 1;
static const int kNumAAConcavePaths = 5;
SkASSERT(fContentInfo.numAAHairlineConcavePaths() <= fContentInfo.numAAConcavePaths());
int numNonDashedPathEffects = fContentInfo.numPaintWithPathEffectUses() -
fContentInfo.numFastPathDashEffects();
bool suitableForDash = (0 == fContentInfo.numPaintWithPathEffectUses()) ||
(numNonDashedPathEffects < kNumPaintWithPathEffectUsesTol
&& 0 == sampleCount);
bool ret = suitableForDash &&
(fContentInfo.numAAConcavePaths() - fContentInfo.numAAHairlineConcavePaths())
< kNumAAConcavePaths;
if (!ret && NULL != reason) {
if (!suitableForDash) {
if (0 != sampleCount) {
*reason = "Can't use multisample on dash effect.";
} else {
*reason = "Too many non dashed path effects.";
}
} else if ((fContentInfo.numAAConcavePaths() - fContentInfo.numAAHairlineConcavePaths())
>= kNumAAConcavePaths)
*reason = "Too many anti-aliased concave paths.";
else
*reason = "Unknown reason for GPU unsuitability.";
}
return ret;
}
bool SkPictureData::suitableForGpuRasterization(GrContext* context, const char **reason,
GrPixelConfig config, SkScalar dpi) const {
if (context != NULL) {
return this->suitableForGpuRasterization(context, reason,
context->getRecommendedSampleCount(config, dpi));
} else {
return this->suitableForGpuRasterization(NULL, reason);
}
}
#endif
///////////////////////////////////////////////////////////////////////////////
#ifdef SK_DEBUG_SIZE
int SkPictureData::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 SkPictureData::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 SkPictureData::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 SkPictureData::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;
}
#endif
#ifdef SK_DEBUG_DUMP
void SkPictureData::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}, ", perspX);
SkScalar perspY = matrix.getPerspY();
if (perspY != defaultMatrix.getPerspY())
bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer),
"{kPerspY, %g}, ", 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 SkPictureData::dumpPath(const SkPath& path) const {
SkDebugf("path dump unimplemented\n");
}
void SkPictureData::dumpPicture(const SkPicture& picture) const {
SkDebugf("picture dump unimplemented\n");
}
void SkPictureData::dumpRegion(const SkRegion& region) const {
SkDebugf("region dump unimplemented\n");
}
int SkPictureData::dumpDrawType(char* bufferPtr, char* buffer, DrawType drawType) {
return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
"k%s, ", DrawTypeToString(drawType));
}
int SkPictureData::dumpInt(char* bufferPtr, char* buffer, char* name) {
return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
"%s:%d, ", name, getInt());
}
int SkPictureData::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 SkPictureData::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 SkPictureData::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 SkPictureData::dumpPtr(char* bufferPtr, char* buffer, char* name, void* ptr) {
return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
"%s:%p, ", name, ptr);
}
int SkPictureData::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 SkPictureData::dumpScalar(char* bufferPtr, char* buffer, char* name) {
return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer),
"%s:%d, ", name, getScalar());
}
void SkPictureData::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 SkPictureData::dumpStream() {
SkDebugf("RecordStream stream = {\n");
DrawType drawType;
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_INT(SkRegion::Op);
DUMP_INT(offsetToRestore);
} break;
case CLIP_RECT: {
DUMP_RECT(rect);
DUMP_INT(SkRegion::Op);
DUMP_INT(offsetToRestore);
} break;
case CONCAT:
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());
} 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 SkPictureData::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 (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);
const_cast<SkPictureData*>(this)->dumpStream();
}
#endif