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72c9672ce2
skia2/gm/gmmain.cpp
scroggo@google.com 72c9672ce2 Add tiled rendering as an option to GM. 
Use an SkGPipe to play back drawing into tiles.
This will help us to debug differences in drawing
while tiled.

Pass --tiledPipe to gm to use the tiled pipe.
Review URL: https://codereview.appspot.com/6295050

git-svn-id: http://skia.googlecode.com/svn/trunk@4199 2bbb7eff-a529-9590-31e7-b0007b416f81
2012-06-06 21:07:10 +00:00

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/*
* 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 "SkRefCnt.h"
#include "SkStream.h"
#include "SamplePipeControllers.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(&copy, 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 = &target;
if (target.config() != SkBitmap::kARGB_8888_Config) {
target.copyTo(&copy, SkBitmap::kARGB_8888_Config);
bm = &copy;
}
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;
}
}
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 ErrorBitfield test_tiled_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);
TiledPipeController pipeController(bitmap);
SkGPipeWriter writer;
SkCanvas* pipeCanvas = writer.startRecording(&pipeController,
SkGPipeWriter::kCrossProcess_Flag);
invokeGM(gm, pipeCanvas);
writer.endRecording();
return handle_test_results(gm, gRec, NULL, NULL, diffPath,
"-tiled 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"
" [--tiledPipe] \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(" --tiledPipe: Exercise tiled 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
*/
static void SetGr(GrContext* grContext) {
SkSafeRef(grContext);
gGrContext.reset(grContext);
}
/**
* Gets the global GrContext, can be called by GM tests.
*/
GrContext* GetGr();
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[]) {
SkGraphics::Init();
// 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 doTiledPipe = false;
bool doSerialize = 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, "--tiledPipe") == 0) {
doTiledPipe = 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 = new GrContextFactory;
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) && doTiledPipe &&
!(gmFlags & GM::kSkipPipe_Flag)) {
testErrors |= test_tiled_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);
delete grFactory;
SkGraphics::Term();
PRINT_INST_COUNT(SkRefCnt);
PRINT_INST_COUNT(GrResource);
return (0 == testsFailed) ? 0 : -1;
}
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