| /* |
| * 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 "gm.h" |
| #include "system_preferences.h" |
| #include "GrContextFactory.h" |
| #include "GrRenderTarget.h" |
| #include "SkColorPriv.h" |
| #include "SkData.h" |
| #include "SkDeferredCanvas.h" |
| #include "SkDevice.h" |
| #include "SkGPipe.h" |
| #include "SkGpuCanvas.h" |
| #include "SkGpuDevice.h" |
| #include "SkGraphics.h" |
| #include "SkImageDecoder.h" |
| #include "SkImageEncoder.h" |
| #include "SkPicture.h" |
| #include "SkStream.h" |
| |
| static bool gForceBWtext; |
| |
| extern bool gSkSuppressFontCachePurgeSpew; |
| |
| #ifdef SK_SUPPORT_PDF |
| #include "SkPDFDevice.h" |
| #include "SkPDFDocument.h" |
| #endif |
| |
| // Until we resolve http://code.google.com/p/skia/issues/detail?id=455 , |
| // stop writing out XPS-format image baselines in gm. |
| #undef SK_SUPPORT_XPS |
| #ifdef SK_SUPPORT_XPS |
| #include "SkXPSDevice.h" |
| #endif |
| |
| #ifdef SK_BUILD_FOR_MAC |
| #include "SkCGUtils.h" |
| #define CAN_IMAGE_PDF 1 |
| #else |
| #define CAN_IMAGE_PDF 0 |
| #endif |
| |
| typedef int ErrorBitfield; |
| const static ErrorBitfield ERROR_NONE = 0x00; |
| const static ErrorBitfield ERROR_NO_GPU_CONTEXT = 0x01; |
| const static ErrorBitfield ERROR_PIXEL_MISMATCH = 0x02; |
| const static ErrorBitfield ERROR_DIMENSION_MISMATCH = 0x04; |
| const static ErrorBitfield ERROR_READING_REFERENCE_IMAGE = 0x08; |
| const static ErrorBitfield ERROR_WRITING_REFERENCE_IMAGE = 0x10; |
| |
| // If true, emit a messange when we can't find a reference image to compare |
| static bool gNotifyMissingReadReference; |
| |
| using namespace skiagm; |
| |
| class Iter { |
| public: |
| Iter() { |
| this->reset(); |
| } |
| |
| void reset() { |
| fReg = GMRegistry::Head(); |
| } |
| |
| GM* next() { |
| if (fReg) { |
| GMRegistry::Factory fact = fReg->factory(); |
| fReg = fReg->next(); |
| return fact(0); |
| } |
| return NULL; |
| } |
| |
| static int Count() { |
| const GMRegistry* reg = GMRegistry::Head(); |
| int count = 0; |
| while (reg) { |
| count += 1; |
| reg = reg->next(); |
| } |
| return count; |
| } |
| |
| private: |
| const GMRegistry* fReg; |
| }; |
| |
| static SkString make_name(const char shortName[], const char configName[]) { |
| SkString name(shortName); |
| name.appendf("_%s", configName); |
| return name; |
| } |
| |
| static SkString make_filename(const char path[], |
| const char pathSuffix[], |
| const SkString& name, |
| const char suffix[]) { |
| SkString filename(path); |
| if (filename.endsWith("/")) { |
| filename.remove(filename.size() - 1, 1); |
| } |
| filename.append(pathSuffix); |
| filename.append("/"); |
| filename.appendf("%s.%s", name.c_str(), suffix); |
| return filename; |
| } |
| |
| /* since PNG insists on unpremultiplying our alpha, we take no precision chances |
| and force all pixels to be 100% opaque, otherwise on compare we may not get |
| a perfect match. |
| */ |
| static void force_all_opaque(const SkBitmap& bitmap) { |
| SkAutoLockPixels lock(bitmap); |
| for (int y = 0; y < bitmap.height(); y++) { |
| for (int x = 0; x < bitmap.width(); x++) { |
| *bitmap.getAddr32(x, y) |= (SK_A32_MASK << SK_A32_SHIFT); |
| } |
| } |
| } |
| |
| static bool write_bitmap(const SkString& path, const SkBitmap& bitmap) { |
| SkBitmap copy; |
| bitmap.copyTo(©, SkBitmap::kARGB_8888_Config); |
| force_all_opaque(copy); |
| return SkImageEncoder::EncodeFile(path.c_str(), copy, |
| SkImageEncoder::kPNG_Type, 100); |
| } |
| |
| static inline SkPMColor compute_diff_pmcolor(SkPMColor c0, SkPMColor c1) { |
| int dr = SkGetPackedR32(c0) - SkGetPackedR32(c1); |
| int dg = SkGetPackedG32(c0) - SkGetPackedG32(c1); |
| int db = SkGetPackedB32(c0) - SkGetPackedB32(c1); |
| return SkPackARGB32(0xFF, SkAbs32(dr), SkAbs32(dg), SkAbs32(db)); |
| } |
| |
| static void compute_diff(const SkBitmap& target, const SkBitmap& base, |
| SkBitmap* diff) { |
| SkAutoLockPixels alp(*diff); |
| |
| const int w = target.width(); |
| const int h = target.height(); |
| for (int y = 0; y < h; y++) { |
| for (int x = 0; x < w; x++) { |
| SkPMColor c0 = *base.getAddr32(x, y); |
| SkPMColor c1 = *target.getAddr32(x, y); |
| SkPMColor d = 0; |
| if (c0 != c1) { |
| d = compute_diff_pmcolor(c0, c1); |
| } |
| *diff->getAddr32(x, y) = d; |
| } |
| } |
| } |
| |
| static ErrorBitfield compare(const SkBitmap& target, const SkBitmap& base, |
| const SkString& name, |
| const char* renderModeDescriptor, |
| SkBitmap* diff) { |
| SkBitmap copy; |
| const SkBitmap* bm = ⌖ |
| if (target.config() != SkBitmap::kARGB_8888_Config) { |
| target.copyTo(©, SkBitmap::kARGB_8888_Config); |
| bm = © |
| } |
| SkBitmap baseCopy; |
| const SkBitmap* bp = &base; |
| if (base.config() != SkBitmap::kARGB_8888_Config) { |
| base.copyTo(&baseCopy, SkBitmap::kARGB_8888_Config); |
| bp = &baseCopy; |
| } |
| |
| force_all_opaque(*bm); |
| force_all_opaque(*bp); |
| |
| const int w = bm->width(); |
| const int h = bm->height(); |
| if (w != bp->width() || h != bp->height()) { |
| SkDebugf( |
| "---- %s dimensions mismatch for %s base [%d %d] current [%d %d]\n", |
| renderModeDescriptor, name.c_str(), |
| bp->width(), bp->height(), w, h); |
| return ERROR_DIMENSION_MISMATCH; |
| } |
| |
| SkAutoLockPixels bmLock(*bm); |
| SkAutoLockPixels baseLock(*bp); |
| |
| for (int y = 0; y < h; y++) { |
| for (int x = 0; x < w; x++) { |
| SkPMColor c0 = *bp->getAddr32(x, y); |
| SkPMColor c1 = *bm->getAddr32(x, y); |
| if (c0 != c1) { |
| SkDebugf( |
| "----- %s pixel mismatch for %s at [%d %d] base 0x%08X current 0x%08X\n", |
| renderModeDescriptor, name.c_str(), x, y, c0, c1); |
| |
| if (diff) { |
| diff->setConfig(SkBitmap::kARGB_8888_Config, w, h); |
| diff->allocPixels(); |
| compute_diff(*bm, *bp, diff); |
| } |
| return ERROR_PIXEL_MISMATCH; |
| } |
| } |
| } |
| |
| // they're equal |
| return ERROR_NONE; |
| } |
| |
| static bool write_document(const SkString& path, |
| const SkDynamicMemoryWStream& document) { |
| SkFILEWStream stream(path.c_str()); |
| SkAutoDataUnref data(document.copyToData()); |
| return stream.writeData(data.get()); |
| } |
| |
| enum Backend { |
| kRaster_Backend, |
| kGPU_Backend, |
| kPDF_Backend, |
| kXPS_Backend, |
| }; |
| |
| enum ConfigFlags { |
| kNone_ConfigFlag = 0x0, |
| /* Write GM images if a write path is provided. */ |
| kWrite_ConfigFlag = 0x1, |
| /* Read comparison GM images if a read path is provided. */ |
| kRead_ConfigFlag = 0x2, |
| kRW_ConfigFlag = (kWrite_ConfigFlag | kRead_ConfigFlag), |
| }; |
| |
| struct ConfigData { |
| SkBitmap::Config fConfig; |
| Backend fBackend; |
| GrContextFactory::GLContextType fGLContextType; // GPU backend only |
| int fSampleCnt; // GPU backend only |
| ConfigFlags fFlags; |
| const char* fName; |
| }; |
| |
| /// Returns true if processing should continue, false to skip the |
| /// remainder of this config for this GM. |
| //@todo thudson 22 April 2011 - could refactor this to take in |
| // a factory to generate the context, always call readPixels() |
| // (logically a noop for rasters, if wasted time), and thus collapse the |
| // GPU special case and also let this be used for SkPicture testing. |
| static void setup_bitmap(const ConfigData& gRec, SkISize& size, |
| SkBitmap* bitmap) { |
| bitmap->setConfig(gRec.fConfig, size.width(), size.height()); |
| bitmap->allocPixels(); |
| bitmap->eraseColor(0); |
| } |
| |
| #include "SkDrawFilter.h" |
| class BWTextDrawFilter : public SkDrawFilter { |
| public: |
| virtual void filter(SkPaint*, Type) SK_OVERRIDE; |
| }; |
| void BWTextDrawFilter::filter(SkPaint* p, Type t) { |
| if (kText_Type == t) { |
| p->setAntiAlias(false); |
| } |
| } |
| |
| static void installFilter(SkCanvas* canvas) { |
| if (gForceBWtext) { |
| canvas->setDrawFilter(new BWTextDrawFilter)->unref(); |
| } |
| } |
| |
| static void invokeGM(GM* gm, SkCanvas* canvas, bool isPDF = false) { |
| SkAutoCanvasRestore acr(canvas, true); |
| |
| if (!isPDF) { |
| canvas->concat(gm->getInitialTransform()); |
| } |
| installFilter(canvas); |
| gm->draw(canvas); |
| canvas->setDrawFilter(NULL); |
| } |
| |
| static ErrorBitfield generate_image(GM* gm, const ConfigData& gRec, |
| GrContext* context, |
| GrRenderTarget* rt, |
| SkBitmap* bitmap, |
| bool deferred) { |
| SkISize size (gm->getISize()); |
| setup_bitmap(gRec, size, bitmap); |
| |
| if (gRec.fBackend == kRaster_Backend) { |
| SkCanvas* canvas; |
| if (deferred) { |
| canvas = new SkDeferredCanvas; |
| canvas->setDevice(new SkDevice(*bitmap))->unref(); |
| } else { |
| canvas = new SkCanvas(*bitmap); |
| } |
| SkAutoUnref canvasUnref(canvas); |
| invokeGM(gm, canvas); |
| canvas->flush(); |
| } else { // GPU |
| if (NULL == context) { |
| return ERROR_NO_GPU_CONTEXT; |
| } |
| SkCanvas* gc; |
| if (deferred) { |
| gc = new SkDeferredCanvas; |
| } else { |
| gc = new SkGpuCanvas(context, rt); |
| } |
| SkAutoUnref gcUnref(gc); |
| gc->setDevice(new SkGpuDevice(context, rt))->unref(); |
| invokeGM(gm, gc); |
| // the device is as large as the current rendertarget, so we explicitly |
| // only readback the amount we expect (in size) |
| // overwrite our previous allocation |
| bitmap->setConfig(SkBitmap::kARGB_8888_Config, size.fWidth, |
| size.fHeight); |
| gc->readPixels(bitmap, 0, 0); |
| } |
| return ERROR_NONE; |
| } |
| |
| static void generate_image_from_picture(GM* gm, const ConfigData& gRec, |
| SkPicture* pict, SkBitmap* bitmap) { |
| SkISize size = gm->getISize(); |
| setup_bitmap(gRec, size, bitmap); |
| SkCanvas canvas(*bitmap); |
| installFilter(&canvas); |
| canvas.drawPicture(*pict); |
| } |
| |
| static void generate_pdf(GM* gm, SkDynamicMemoryWStream& pdf) { |
| #ifdef SK_SUPPORT_PDF |
| SkMatrix initialTransform = gm->getInitialTransform(); |
| SkISize pageSize = gm->getISize(); |
| SkPDFDevice* dev = NULL; |
| if (initialTransform.isIdentity()) { |
| dev = new SkPDFDevice(pageSize, pageSize, initialTransform); |
| } else { |
| SkRect content = SkRect::MakeWH(SkIntToScalar(pageSize.width()), |
| SkIntToScalar(pageSize.height())); |
| initialTransform.mapRect(&content); |
| content.intersect(0, 0, SkIntToScalar(pageSize.width()), |
| SkIntToScalar(pageSize.height())); |
| SkISize contentSize = |
| SkISize::Make(SkScalarRoundToInt(content.width()), |
| SkScalarRoundToInt(content.height())); |
| dev = new SkPDFDevice(pageSize, contentSize, initialTransform); |
| } |
| SkAutoUnref aur(dev); |
| |
| SkCanvas c(dev); |
| invokeGM(gm, &c, true); |
| |
| SkPDFDocument doc; |
| doc.appendPage(dev); |
| doc.emitPDF(&pdf); |
| #endif |
| } |
| |
| static void generate_xps(GM* gm, SkDynamicMemoryWStream& xps) { |
| #ifdef SK_SUPPORT_XPS |
| SkISize size = gm->getISize(); |
| |
| SkSize trimSize = SkSize::Make(SkIntToScalar(size.width()), |
| SkIntToScalar(size.height())); |
| static const SkScalar inchesPerMeter = SkScalarDiv(10000, 254); |
| static const SkScalar upm = 72 * inchesPerMeter; |
| SkVector unitsPerMeter = SkPoint::Make(upm, upm); |
| static const SkScalar ppm = 200 * inchesPerMeter; |
| SkVector pixelsPerMeter = SkPoint::Make(ppm, ppm); |
| |
| SkXPSDevice* dev = new SkXPSDevice(); |
| SkAutoUnref aur(dev); |
| |
| SkCanvas c(dev); |
| dev->beginPortfolio(&xps); |
| dev->beginSheet(unitsPerMeter, pixelsPerMeter, trimSize); |
| invokeGM(gm, &c); |
| dev->endSheet(); |
| dev->endPortfolio(); |
| |
| #endif |
| } |
| |
| static ErrorBitfield write_reference_image(const ConfigData& gRec, |
| const char writePath [], |
| const char renderModeDescriptor [], |
| const SkString& name, |
| SkBitmap& bitmap, |
| SkDynamicMemoryWStream* document) { |
| SkString path; |
| bool success = false; |
| if (gRec.fBackend == kRaster_Backend || |
| gRec.fBackend == kGPU_Backend || |
| (gRec.fBackend == kPDF_Backend && CAN_IMAGE_PDF)) { |
| |
| path = make_filename(writePath, renderModeDescriptor, name, "png"); |
| success = write_bitmap(path, bitmap); |
| } |
| if (kPDF_Backend == gRec.fBackend) { |
| path = make_filename(writePath, renderModeDescriptor, name, "pdf"); |
| success = write_document(path, *document); |
| } |
| if (kXPS_Backend == gRec.fBackend) { |
| path = make_filename(writePath, renderModeDescriptor, name, "xps"); |
| success = write_document(path, *document); |
| } |
| if (success) { |
| return ERROR_NONE; |
| } else { |
| fprintf(stderr, "FAILED to write %s\n", path.c_str()); |
| return ERROR_WRITING_REFERENCE_IMAGE; |
| } |
| } |
| |
| static ErrorBitfield compare_to_reference_image(const SkString& name, |
| SkBitmap &bitmap, |
| const SkBitmap& comparisonBitmap, |
| const char diffPath [], |
| const char renderModeDescriptor []) { |
| ErrorBitfield errors; |
| SkBitmap diffBitmap; |
| errors = compare(bitmap, comparisonBitmap, name, renderModeDescriptor, |
| diffPath ? &diffBitmap : NULL); |
| if ((ERROR_NONE != errors) && diffPath) { |
| // write out the generated image |
| SkString genName = make_filename(diffPath, "", name, "png"); |
| if (!write_bitmap(genName, bitmap)) { |
| errors |= ERROR_WRITING_REFERENCE_IMAGE; |
| } |
| } |
| return errors; |
| } |
| |
| static ErrorBitfield compare_to_reference_image(const char readPath [], |
| const SkString& name, |
| SkBitmap &bitmap, |
| const char diffPath [], |
| const char renderModeDescriptor []) { |
| SkString path = make_filename(readPath, "", name, "png"); |
| SkBitmap orig; |
| if (SkImageDecoder::DecodeFile(path.c_str(), &orig, |
| SkBitmap::kARGB_8888_Config, |
| SkImageDecoder::kDecodePixels_Mode, NULL)) { |
| return compare_to_reference_image(name, bitmap, |
| orig, diffPath, |
| renderModeDescriptor); |
| } else { |
| if (gNotifyMissingReadReference) { |
| fprintf(stderr, "FAILED to read %s\n", path.c_str()); |
| } |
| return ERROR_READING_REFERENCE_IMAGE; |
| } |
| } |
| |
| static ErrorBitfield handle_test_results(GM* gm, |
| const ConfigData& gRec, |
| const char writePath [], |
| const char readPath [], |
| const char diffPath [], |
| const char renderModeDescriptor [], |
| SkBitmap& bitmap, |
| SkDynamicMemoryWStream* pdf, |
| const SkBitmap* comparisonBitmap) { |
| SkString name = make_name(gm->shortName(), gRec.fName); |
| ErrorBitfield retval = ERROR_NONE; |
| |
| if (readPath && (gRec.fFlags & kRead_ConfigFlag)) { |
| retval |= compare_to_reference_image(readPath, name, bitmap, |
| diffPath, renderModeDescriptor); |
| } |
| if (writePath && (gRec.fFlags & kWrite_ConfigFlag)) { |
| retval |= write_reference_image(gRec, writePath, renderModeDescriptor, |
| name, bitmap, pdf); |
| } |
| if (comparisonBitmap) { |
| retval |= compare_to_reference_image(name, bitmap, |
| *comparisonBitmap, diffPath, |
| renderModeDescriptor); |
| } |
| return retval; |
| } |
| |
| static SkPicture* generate_new_picture(GM* gm) { |
| // Pictures are refcounted so must be on heap |
| SkPicture* pict = new SkPicture; |
| SkCanvas* cv = pict->beginRecording(1000, 1000); |
| invokeGM(gm, cv); |
| pict->endRecording(); |
| |
| return pict; |
| } |
| |
| static SkPicture* stream_to_new_picture(const SkPicture& src) { |
| |
| // To do in-memory commiunications with a stream, we need to: |
| // * create a dynamic memory stream |
| // * copy it into a buffer |
| // * create a read stream from it |
| // ?!?! |
| |
| SkDynamicMemoryWStream storage; |
| src.serialize(&storage); |
| |
| int streamSize = storage.getOffset(); |
| SkAutoMalloc dstStorage(streamSize); |
| void* dst = dstStorage.get(); |
| //char* dst = new char [streamSize]; |
| //@todo thudson 22 April 2011 when can we safely delete [] dst? |
| storage.copyTo(dst); |
| SkMemoryStream pictReadback(dst, streamSize); |
| SkPicture* retval = new SkPicture (&pictReadback); |
| return retval; |
| } |
| |
| // Test: draw into a bitmap or pdf. |
| // Depending on flags, possibly compare to an expected image |
| // and possibly output a diff image if it fails to match. |
| static ErrorBitfield test_drawing(GM* gm, |
| const ConfigData& gRec, |
| const char writePath [], |
| const char readPath [], |
| const char diffPath [], |
| GrContext* context, |
| GrRenderTarget* rt, |
| SkBitmap* bitmap) { |
| SkDynamicMemoryWStream document; |
| |
| if (gRec.fBackend == kRaster_Backend || |
| gRec.fBackend == kGPU_Backend) { |
| // Early exit if we can't generate the image. |
| ErrorBitfield errors = generate_image(gm, gRec, context, rt, bitmap, |
| false); |
| if (ERROR_NONE != errors) { |
| return errors; |
| } |
| } else if (gRec.fBackend == kPDF_Backend) { |
| generate_pdf(gm, document); |
| #if CAN_IMAGE_PDF |
| SkAutoDataUnref data(document.copyToData()); |
| SkMemoryStream stream(data.data(), data.size()); |
| SkPDFDocumentToBitmap(&stream, bitmap); |
| #endif |
| } else if (gRec.fBackend == kXPS_Backend) { |
| generate_xps(gm, document); |
| } |
| return handle_test_results(gm, gRec, writePath, readPath, diffPath, |
| "", *bitmap, &document, NULL); |
| } |
| |
| static ErrorBitfield test_deferred_drawing(GM* gm, |
| const ConfigData& gRec, |
| const SkBitmap& comparisonBitmap, |
| const char diffPath [], |
| GrContext* context, |
| GrRenderTarget* rt) { |
| SkDynamicMemoryWStream document; |
| |
| if (gRec.fBackend == kRaster_Backend || |
| gRec.fBackend == kGPU_Backend) { |
| SkBitmap bitmap; |
| // Early exit if we can't generate the image, but this is |
| // expected in some cases, so don't report a test failure. |
| if (!generate_image(gm, gRec, context, rt, &bitmap, true)) { |
| return ERROR_NONE; |
| } |
| return handle_test_results(gm, gRec, NULL, NULL, diffPath, |
| "-deferred", bitmap, NULL, &comparisonBitmap); |
| } |
| return ERROR_NONE; |
| } |
| |
| static ErrorBitfield test_picture_playback(GM* gm, |
| const ConfigData& gRec, |
| const SkBitmap& comparisonBitmap, |
| const char readPath [], |
| const char diffPath []) { |
| SkPicture* pict = generate_new_picture(gm); |
| SkAutoUnref aur(pict); |
| |
| if (kRaster_Backend == gRec.fBackend) { |
| SkBitmap bitmap; |
| generate_image_from_picture(gm, gRec, pict, &bitmap); |
| return handle_test_results(gm, gRec, NULL, NULL, diffPath, |
| "-replay", bitmap, NULL, &comparisonBitmap); |
| } else { |
| return ERROR_NONE; |
| } |
| } |
| |
| static ErrorBitfield test_picture_serialization(GM* gm, |
| const ConfigData& gRec, |
| const SkBitmap& comparisonBitmap, |
| const char readPath [], |
| const char diffPath []) { |
| SkPicture* pict = generate_new_picture(gm); |
| SkAutoUnref aurp(pict); |
| SkPicture* repict = stream_to_new_picture(*pict); |
| SkAutoUnref aurr(repict); |
| |
| if (kRaster_Backend == gRec.fBackend) { |
| SkBitmap bitmap; |
| generate_image_from_picture(gm, gRec, repict, &bitmap); |
| return handle_test_results(gm, gRec, NULL, NULL, diffPath, |
| "-serialize", bitmap, NULL, &comparisonBitmap); |
| } else { |
| return ERROR_NONE; |
| } |
| } |
| |
| class PipeController : public SkGPipeController { |
| public: |
| PipeController(SkCanvas* target); |
| ~PipeController(); |
| virtual void* requestBlock(size_t minRequest, size_t* actual); |
| virtual void notifyWritten(size_t bytes); |
| private: |
| SkGPipeReader fReader; |
| void* fBlock; |
| size_t fBlockSize; |
| size_t fBytesWritten; |
| SkGPipeReader::Status fStatus; |
| }; |
| |
| PipeController::PipeController(SkCanvas* target) |
| :fReader(target) { |
| fBlock = NULL; |
| fBlockSize = fBytesWritten = 0; |
| } |
| |
| PipeController::~PipeController() { |
| sk_free(fBlock); |
| } |
| |
| void* PipeController::requestBlock(size_t minRequest, size_t *actual) { |
| sk_free(fBlock); |
| fBlockSize = minRequest * 4; |
| fBlock = sk_malloc_throw(fBlockSize); |
| fBytesWritten = 0; |
| *actual = fBlockSize; |
| return fBlock; |
| } |
| |
| void PipeController::notifyWritten(size_t bytes) { |
| fStatus = fReader.playback((const char*)fBlock + fBytesWritten, bytes); |
| SkASSERT(SkGPipeReader::kError_Status != fStatus); |
| fBytesWritten += bytes; |
| } |
| |
| static ErrorBitfield test_pipe_playback(GM* gm, |
| const ConfigData& gRec, |
| const SkBitmap& comparisonBitmap, |
| const char readPath [], |
| const char diffPath []) { |
| if (kRaster_Backend != gRec.fBackend) { |
| return ERROR_NONE; |
| } |
| SkBitmap bitmap; |
| SkISize size = gm->getISize(); |
| setup_bitmap(gRec, size, &bitmap); |
| SkCanvas canvas(bitmap); |
| PipeController pipeController(&canvas); |
| SkGPipeWriter writer; |
| SkCanvas* pipeCanvas = writer.startRecording(&pipeController, |
| SkGPipeWriter::kCrossProcess_Flag); |
| invokeGM(gm, pipeCanvas); |
| writer.endRecording(); |
| return handle_test_results(gm, gRec, NULL, NULL, diffPath, |
| "-pipe", bitmap, NULL, &comparisonBitmap); |
| } |
| |
| static void write_picture_serialization(GM* gm, const ConfigData& rec, |
| const char writePicturePath[]) { |
| // only do this once, so we pick raster |
| if (kRaster_Backend == rec.fBackend && |
| SkBitmap::kARGB_8888_Config == rec.fConfig) { |
| |
| SkAutoTUnref<SkPicture> pict(generate_new_picture(gm)); |
| |
| const char* pictureSuffix = "skp"; |
| SkString path = make_filename(writePicturePath, "", |
| SkString(gm->shortName()), pictureSuffix); |
| |
| SkFILEWStream stream(path.c_str()); |
| pict->serialize(&stream); |
| } |
| } |
| |
| static void usage(const char * argv0) { |
| SkDebugf( |
| "%s [-w writePath] [-r readPath] [-d diffPath] [-i resourcePath]\n" |
| " [--noreplay] [--pipe] [--serialize] [--forceBWtext] [--nopdf] \n" |
| " [--nodeferred] [--match substring] [--notexturecache]\n" |
| , argv0); |
| SkDebugf(" writePath: directory to write rendered images in.\n"); |
| SkDebugf( |
| " readPath: directory to read reference images from;\n" |
| " reports if any pixels mismatch between reference and new images\n"); |
| SkDebugf(" diffPath: directory to write difference images in.\n"); |
| SkDebugf(" resourcePath: directory that stores image resources.\n"); |
| SkDebugf(" --noreplay: do not exercise SkPicture replay.\n"); |
| SkDebugf(" --pipe: Exercise SkGPipe replay.\n"); |
| SkDebugf( |
| " --serialize: exercise SkPicture serialization & deserialization.\n"); |
| SkDebugf(" --forceBWtext: disable text anti-aliasing.\n"); |
| SkDebugf(" --nopdf: skip the pdf rendering test pass.\n"); |
| SkDebugf(" --nodeferred: skip the deferred rendering test pass.\n"); |
| SkDebugf(" --match foo: will only run tests that substring match foo.\n"); |
| SkDebugf(" --notexturecache: disable the gpu texture cache.\n"); |
| } |
| |
| static const GrContextFactory::GLContextType kDontCare_GLContextType = |
| GrContextFactory::kNative_GLContextType; |
| |
| // If the platform does not support writing PNGs of PDFs then there will be no |
| // comparison images to read. However, we can always write the .pdf files |
| static const ConfigFlags kPDFConfigFlags = CAN_IMAGE_PDF ? kRW_ConfigFlag : |
| kWrite_ConfigFlag; |
| |
| static const ConfigData gRec[] = { |
| { SkBitmap::kARGB_8888_Config, kRaster_Backend, kDontCare_GLContextType, 0, kRW_ConfigFlag, "8888" }, |
| { SkBitmap::kARGB_4444_Config, kRaster_Backend, kDontCare_GLContextType, 0, kRW_ConfigFlag, "4444" }, |
| { SkBitmap::kRGB_565_Config, kRaster_Backend, kDontCare_GLContextType, 0, kRW_ConfigFlag, "565" }, |
| #ifdef SK_SCALAR_IS_FLOAT |
| { SkBitmap::kARGB_8888_Config, kGPU_Backend, GrContextFactory::kNative_GLContextType, 0, kRW_ConfigFlag, "gpu" }, |
| { SkBitmap::kARGB_8888_Config, kGPU_Backend, GrContextFactory::kNative_GLContextType, 16, kRW_ConfigFlag, "msaa16" }, |
| /* The debug context does not generate images */ |
| { SkBitmap::kARGB_8888_Config, kGPU_Backend, GrContextFactory::kDebug_GLContextType, 0, kNone_ConfigFlag, "debug" }, |
| #ifdef SK_ANGLE |
| { SkBitmap::kARGB_8888_Config, kGPU_Backend, GrContextFactory::kANGLE_GLContextType, 0, kRW_ConfigFlag, "angle" }, |
| { SkBitmap::kARGB_8888_Config, kGPU_Backend, GrContextFactory::kANGLE_GLContextType, 16, kRW_ConfigFlag, "anglemsaa16" }, |
| #endif |
| #ifdef SK_MESA |
| { SkBitmap::kARGB_8888_Config, kGPU_Backend, GrContextFactory::kMESA_GLContextType, 0, kRW_ConfigFlag, "mesa" }, |
| #endif |
| #endif |
| #ifdef SK_SUPPORT_XPS |
| /* At present we have no way of comparing XPS files (either natively or by converting to PNG). */ |
| { SkBitmap::kARGB_8888_Config, kXPS_Backend, kDontCare_GLContextType, 0, kWrite_ConfigFlag, "xps" }, |
| #endif |
| #ifdef SK_SUPPORT_PDF |
| { SkBitmap::kARGB_8888_Config, kPDF_Backend, kDontCare_GLContextType, 0, kPDFConfigFlags, "pdf" }, |
| #endif |
| }; |
| |
| static bool skip_name(const SkTDArray<const char*> array, const char name[]) { |
| if (0 == array.count()) { |
| // no names, so don't skip anything |
| return false; |
| } |
| for (int i = 0; i < array.count(); ++i) { |
| if (strstr(name, array[i])) { |
| // found the name, so don't skip |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| namespace skiagm { |
| SkAutoTUnref<GrContext> gGrContext; |
| /** |
| * Sets the global GrContext, accessible by indivual GMs |
| */ |
| void SetGr(GrContext* grContext) { |
| SkSafeRef(grContext); |
| gGrContext.reset(grContext); |
| } |
| |
| /** |
| * Gets the global GrContext, can be called by GM tests. |
| */ |
| GrContext* GetGr() { |
| return gGrContext.get(); |
| } |
| |
| /** |
| * Sets the global GrContext and then resets it to its previous value at |
| * destruction. |
| */ |
| class AutoResetGr : SkNoncopyable { |
| public: |
| AutoResetGr() : fOld(NULL) {} |
| void set(GrContext* context) { |
| SkASSERT(NULL == fOld); |
| fOld = GetGr(); |
| SkSafeRef(fOld); |
| SetGr(context); |
| } |
| ~AutoResetGr() { SetGr(fOld); SkSafeUnref(fOld); } |
| private: |
| GrContext* fOld; |
| }; |
| } |
| |
| int main(int argc, char * const argv[]) { |
| SkAutoGraphics ag; |
| // we don't need to see this during a run |
| gSkSuppressFontCachePurgeSpew = true; |
| |
| setSystemPreferences(); |
| |
| const char* writePath = NULL; // if non-null, where we write the originals |
| const char* writePicturePath = NULL; // if non-null, where we write serialized pictures |
| const char* readPath = NULL; // if non-null, were we read from to compare |
| const char* diffPath = NULL; // if non-null, where we write our diffs (from compare) |
| const char* resourcePath = NULL;// if non-null, where we read from for image resources |
| |
| SkTDArray<const char*> fMatches; |
| |
| bool doPDF = true; |
| bool doReplay = true; |
| bool doPipe = false; |
| bool doSerialize = false; |
| bool useDebugGL = false; |
| bool doDeferred = true; |
| bool disableTextureCache = false; |
| |
| gNotifyMissingReadReference = true; |
| |
| const char* const commandName = argv[0]; |
| char* const* stop = argv + argc; |
| for (++argv; argv < stop; ++argv) { |
| if (strcmp(*argv, "-w") == 0) { |
| argv++; |
| if (argv < stop && **argv) { |
| writePath = *argv; |
| } |
| } else if (strcmp(*argv, "-wp") == 0) { |
| argv++; |
| if (argv < stop && **argv) { |
| writePicturePath = *argv; |
| } |
| } else if (strcmp(*argv, "-r") == 0) { |
| argv++; |
| if (argv < stop && **argv) { |
| readPath = *argv; |
| } |
| } else if (strcmp(*argv, "-d") == 0) { |
| argv++; |
| if (argv < stop && **argv) { |
| diffPath = *argv; |
| } |
| } else if (strcmp(*argv, "-i") == 0) { |
| argv++; |
| if (argv < stop && **argv) { |
| resourcePath = *argv; |
| } |
| } else if (strcmp(*argv, "--forceBWtext") == 0) { |
| gForceBWtext = true; |
| } else if (strcmp(*argv, "--pipe") == 0) { |
| doPipe = true; |
| } else if (strcmp(*argv, "--noreplay") == 0) { |
| doReplay = false; |
| } else if (strcmp(*argv, "--nopdf") == 0) { |
| doPDF = false; |
| } else if (strcmp(*argv, "--nodeferred") == 0) { |
| doDeferred = false; |
| } else if (strcmp(*argv, "--disable-missing-warning") == 0) { |
| gNotifyMissingReadReference = false; |
| } else if (strcmp(*argv, "--enable-missing-warning") == 0) { |
| gNotifyMissingReadReference = true; |
| } else if (strcmp(*argv, "--serialize") == 0) { |
| doSerialize = true; |
| } else if (strcmp(*argv, "--match") == 0) { |
| ++argv; |
| if (argv < stop && **argv) { |
| // just record the ptr, no need for a deep copy |
| *fMatches.append() = *argv; |
| } |
| } else if (strcmp(*argv, "--notexturecache") == 0) { |
| disableTextureCache = true; |
| } else { |
| usage(commandName); |
| return -1; |
| } |
| } |
| if (argv != stop) { |
| usage(commandName); |
| return -1; |
| } |
| |
| GM::SetResourcePath(resourcePath); |
| |
| GrContextFactory grFactory; |
| |
| if (readPath) { |
| fprintf(stderr, "reading from %s\n", readPath); |
| } |
| if (writePath) { |
| fprintf(stderr, "writing to %s\n", writePath); |
| } |
| if (writePicturePath) { |
| fprintf(stderr, "writing pictures to %s\n", writePicturePath); |
| } |
| if (resourcePath) { |
| fprintf(stderr, "reading resources from %s\n", resourcePath); |
| } |
| |
| // Accumulate success of all tests. |
| int testsRun = 0; |
| int testsPassed = 0; |
| int testsFailed = 0; |
| int testsMissingReferenceImages = 0; |
| |
| if (disableTextureCache) { |
| skiagm::GetGr()->setTextureCacheLimits(0, 0); |
| } |
| |
| Iter iter; |
| GM* gm; |
| while ((gm = iter.next()) != NULL) { |
| const char* shortName = gm->shortName(); |
| if (skip_name(fMatches, shortName)) { |
| SkDELETE(gm); |
| continue; |
| } |
| |
| SkISize size = gm->getISize(); |
| SkDebugf("drawing... %s [%d %d]\n", shortName, |
| size.width(), size.height()); |
| SkBitmap forwardRenderedBitmap; |
| |
| for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); i++) { |
| SkAutoTUnref<GrRenderTarget> rt; |
| AutoResetGr autogr; |
| if (kGPU_Backend == gRec[i].fBackend) { |
| GrContext* gr = grFactory.get(gRec[i].fGLContextType); |
| if (!gr) { |
| continue; |
| } |
| |
| // create a render target to back the device |
| GrTextureDesc desc; |
| desc.fConfig = kSkia8888_PM_GrPixelConfig; |
| desc.fFlags = kRenderTarget_GrTextureFlagBit; |
| desc.fWidth = gm->getISize().width(); |
| desc.fHeight = gm->getISize().height(); |
| desc.fSampleCnt = gRec[i].fSampleCnt; |
| GrTexture* tex = gr->createUncachedTexture(desc, NULL, 0); |
| if (!tex) { |
| continue; |
| } |
| rt.reset(tex->asRenderTarget()); |
| rt.get()->ref(); |
| tex->unref(); |
| |
| autogr.set(gr); |
| } |
| |
| // Skip any tests that we don't even need to try. |
| uint32_t gmFlags = gm->getFlags(); |
| if ((kPDF_Backend == gRec[i].fBackend) && |
| (!doPDF || (gmFlags & GM::kSkipPDF_Flag))) |
| { |
| continue; |
| } |
| |
| // Now we know that we want to run this test and record its |
| // success or failure. |
| ErrorBitfield testErrors = ERROR_NONE; |
| |
| if ((ERROR_NONE == testErrors) && |
| (kGPU_Backend == gRec[i].fBackend) && |
| (NULL == rt.get())) { |
| fprintf(stderr, "Could not create render target for gpu.\n"); |
| testErrors |= ERROR_NO_GPU_CONTEXT; |
| } |
| |
| if (ERROR_NONE == testErrors) { |
| testErrors |= test_drawing(gm, gRec[i], |
| writePath, readPath, diffPath, |
| GetGr(), |
| rt.get(), &forwardRenderedBitmap); |
| } |
| |
| if (doDeferred && !testErrors && |
| (kGPU_Backend == gRec[i].fBackend || |
| kRaster_Backend == gRec[i].fBackend)) { |
| testErrors |= test_deferred_drawing(gm, gRec[i], |
| forwardRenderedBitmap, |
| diffPath, GetGr(), rt.get()); |
| } |
| |
| if ((ERROR_NONE == testErrors) && doReplay && |
| !(gmFlags & GM::kSkipPicture_Flag)) { |
| testErrors |= test_picture_playback(gm, gRec[i], |
| forwardRenderedBitmap, |
| readPath, diffPath); |
| } |
| |
| if ((ERROR_NONE == testErrors) && doPipe && |
| !(gmFlags & GM::kSkipPipe_Flag)) { |
| testErrors |= test_pipe_playback(gm, gRec[i], |
| forwardRenderedBitmap, |
| readPath, diffPath); |
| } |
| |
| if ((ERROR_NONE == testErrors) && doSerialize && |
| !(gmFlags & GM::kSkipPicture_Flag)) { |
| testErrors |= test_picture_serialization(gm, gRec[i], |
| forwardRenderedBitmap, |
| readPath, diffPath); |
| } |
| |
| if (!(gmFlags & GM::kSkipPicture_Flag) && writePicturePath) { |
| write_picture_serialization(gm, gRec[i], writePicturePath); |
| } |
| |
| // Update overall results. |
| // We only tabulate the particular error types that we currently |
| // care about (e.g., missing reference images). Later on, if we |
| // want to also tabulate pixel mismatches vs dimension mistmatches |
| // (or whatever else), we can do so. |
| testsRun++; |
| if (ERROR_NONE == testErrors) { |
| testsPassed++; |
| } else if (ERROR_READING_REFERENCE_IMAGE & testErrors) { |
| testsMissingReferenceImages++; |
| } else { |
| testsFailed++; |
| } |
| } |
| SkDELETE(gm); |
| } |
| printf("Ran %d tests: %d passed, %d failed, %d missing reference images\n", |
| testsRun, testsPassed, testsFailed, testsMissingReferenceImages); |
| |
| return (0 == testsFailed) ? 0 : -1; |
| } |