skia2/tests/PathOpsSkpClipTest.cpp
tfarina@chromium.org 78e7b4e1b9 Get rid of DEFINE_TESTCLASS_SHORT() macro.
Instead tests should be written using DEF_TEST() macro, which is much
nicer and simplifies the process of setting up an unit test.

BUG=None
TEST=skpskgr_test, pathops_unittest
R=mtklein@google.com

Review URL: https://codereview.chromium.org/117863005

git-svn-id: http://skia.googlecode.com/svn/trunk@12870 2bbb7eff-a529-9590-31e7-b0007b416f81
2014-01-02 21:45:03 +00:00

681 lines
21 KiB
C++
Executable File

#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkColor.h"
#include "SkColorPriv.h"
#include "SkDevice.h"
#include "SkGraphics.h"
#include "SkImageDecoder.h"
#include "SkImageEncoder.h"
#include "SkOSFile.h"
#include "SkPathOpsDebug.h"
#include "SkPicture.h"
#include "SkRTConf.h"
#include "SkStream.h"
#include "SkString.h"
#include "SkTArray.h"
#include "SkTDArray.h"
#include "SkThreadPool.h"
#include "SkTime.h"
#include "Test.h"
#include "TestClassDef.h"
#ifdef SK_BUILD_FOR_WIN
#define PATH_SLASH "\\"
#define IN_DIR "D:\\9-30-13\\"
#define OUT_DIR "D:\\opSkpClip\\1\\"
#else
#define PATH_SLASH "/"
#ifdef SK_BUILD_FOR_MAC
#define IN_DIR "/Volumes/tera/9-30-13/skp"
#define OUT_DIR "/Volumes/tera/out/9-30-13/1/"
#else
#define IN_DIR "/usr/local/google/home/caryclark/skps/9-30-13/skp"
#define OUT_DIR "/mnt/skia/opSkpClip/1/"
#endif
#endif
const struct {
int directory;
const char* filename;
} skipOverSept[] = {
{9, "http___www_symptome_ch_.skp"}, // triangle clip with corner at x.999
{11, "http___www_menly_fr_.skp"},
{12, "http___www_banrasdr_com_.skp"},
};
size_t skipOverSeptCount = sizeof(skipOverSept) / sizeof(skipOverSept[0]);
enum TestStep {
kCompareBits,
kEncodeFiles,
};
enum {
kMaxLength = 128,
kMaxFiles = 128,
kSmallLimit = 1000,
};
struct TestResult {
void init(int dirNo) {
fDirNo = dirNo;
sk_bzero(fFilename, sizeof(fFilename));
fTestStep = kCompareBits;
fScaleOversized = true;
}
SkString status() {
SkString outStr;
outStr.printf("%s %d %d\n", fFilename, fPixelError, fTime);
return outStr;
}
static void Test(int dirNo, const char* filename, TestStep testStep) {
TestResult test;
test.init(dirNo);
test.fTestStep = testStep;
strcpy(test.fFilename, filename);
test.testOne();
}
void test(int dirNo, const SkString& filename) {
init(dirNo);
strcpy(fFilename, filename.c_str());
testOne();
}
void testOne();
char fFilename[kMaxLength];
TestStep fTestStep;
int fDirNo;
int fPixelError;
int fTime;
bool fScaleOversized;
};
struct TestState {
void init(int dirNo, skiatest::Reporter* reporter) {
fReporter = reporter;
fResult.init(dirNo);
fFoundCount = 0;
TestState::fSmallCount = 0;
fSmallestError = 0;
sk_bzero(fFilesFound, sizeof(fFilesFound));
sk_bzero(fDirsFound, sizeof(fDirsFound));
sk_bzero(fError, sizeof(fError));
}
static bool bumpSmallCount() {
sk_atomic_inc(&fSmallCount);
return fSmallCount > kSmallLimit;
}
static void clearSmallCount() {
if (fSmallCount < kSmallLimit) {
fSmallCount = 0;
}
}
char fFilesFound[kMaxFiles][kMaxLength];
int fDirsFound[kMaxFiles];
int fError[kMaxFiles];
int fFoundCount;
static int fSmallCount;
int fSmallestError;
skiatest::Reporter* fReporter;
TestResult fResult;
};
int TestState::fSmallCount;
struct TestRunner {
TestRunner(skiatest::Reporter* reporter, int threadCount)
: fNumThreads(threadCount)
, fReporter(reporter) {
}
~TestRunner();
void render();
int fNumThreads;
SkTDArray<class TestRunnable*> fRunnables;
skiatest::Reporter* fReporter;
};
class TestRunnable : public SkRunnable {
public:
TestRunnable(void (*testFun)(TestState*), int dirNo, TestRunner* runner) {
fState.init(dirNo, runner->fReporter);
fTestFun = testFun;
}
virtual void run() SK_OVERRIDE {
SkGraphics::SetTLSFontCacheLimit(1 * 1024 * 1024);
(*fTestFun)(&fState);
}
TestState fState;
void (*fTestFun)(TestState*);
};
TestRunner::~TestRunner() {
for (int index = 0; index < fRunnables.count(); index++) {
SkDELETE(fRunnables[index]);
}
}
void TestRunner::render() {
SkThreadPool pool(fNumThreads);
for (int index = 0; index < fRunnables.count(); ++ index) {
pool.add(fRunnables[index]);
}
}
////////////////////////////////////////////////
static const char outOpDir[] = OUT_DIR "opClip";
static const char outOldDir[] = OUT_DIR "oldClip";
static const char outSkpDir[] = OUT_DIR "skpTest";
static const char outDiffDir[] = OUT_DIR "outTest";
static const char outStatusDir[] = OUT_DIR "statusTest";
static SkString make_filepath(int dirNo, const char* dir, const char* name) {
SkString path(dir);
if (dirNo) {
path.appendf("%d", dirNo);
}
path.append(PATH_SLASH);
path.append(name);
return path;
}
static SkString make_in_dir_name(int dirNo) {
SkString dirName(IN_DIR);
dirName.appendf("%d", dirNo);
if (!sk_exists(dirName.c_str())) {
SkDebugf("could not read dir %s\n", dirName.c_str());
return SkString();
}
return dirName;
}
static bool make_one_out_dir(const char* outDirStr) {
SkString outDir = make_filepath(0, outDirStr, "");
if (!sk_exists(outDir.c_str())) {
if (!sk_mkdir(outDir.c_str())) {
SkDebugf("could not create dir %s\n", outDir.c_str());
return false;
}
}
return true;
}
static bool make_out_dirs() {
SkString outDir = make_filepath(0, OUT_DIR, "");
if (!sk_exists(outDir.c_str())) {
if (!sk_mkdir(outDir.c_str())) {
SkDebugf("could not create dir %s\n", outDir.c_str());
return false;
}
}
return make_one_out_dir(outOldDir)
&& make_one_out_dir(outOpDir)
&& make_one_out_dir(outSkpDir)
&& make_one_out_dir(outDiffDir)
&& make_one_out_dir(outStatusDir);
}
static SkString make_png_name(const char* filename) {
SkString pngName = SkString(filename);
pngName.remove(pngName.size() - 3, 3);
pngName.append("png");
return pngName;
}
static int similarBits(const SkBitmap& gr, const SkBitmap& sk) {
const int kRowCount = 3;
const int kThreshold = 3;
int width = SkTMin(gr.width(), sk.width());
if (width < kRowCount) {
return true;
}
int height = SkTMin(gr.height(), sk.height());
if (height < kRowCount) {
return true;
}
int errorTotal = 0;
SkTArray<int, true> errorRows;
errorRows.push_back_n(width * kRowCount);
SkAutoLockPixels autoGr(gr);
SkAutoLockPixels autoSk(sk);
for (int y = 0; y < height; ++y) {
SkPMColor* grRow = gr.getAddr32(0, y);
SkPMColor* skRow = sk.getAddr32(0, y);
int* base = &errorRows[0];
int* cOut = &errorRows[y % kRowCount];
for (int x = 0; x < width; ++x) {
SkPMColor grColor = grRow[x];
SkPMColor skColor = skRow[x];
int dr = SkGetPackedR32(grColor) - SkGetPackedR32(skColor);
int dg = SkGetPackedG32(grColor) - SkGetPackedG32(skColor);
int db = SkGetPackedB32(grColor) - SkGetPackedB32(skColor);
int error = cOut[x] = SkTMax(SkAbs32(dr), SkTMax(SkAbs32(dg), SkAbs32(db)));
if (error < kThreshold || x < 2) {
continue;
}
if (base[x - 2] < kThreshold
|| base[width + x - 2] < kThreshold
|| base[width * 2 + x - 2] < kThreshold
|| base[x - 1] < kThreshold
|| base[width + x - 1] < kThreshold
|| base[width * 2 + x - 1] < kThreshold
|| base[x] < kThreshold
|| base[width + x] < kThreshold
|| base[width * 2 + x] < kThreshold) {
continue;
}
errorTotal += error;
}
}
return errorTotal;
}
static bool addError(TestState* data, const TestResult& testResult) {
bool foundSmaller = false;
int dCount = data->fFoundCount;
int pixelError = testResult.fPixelError;
if (data->fFoundCount < kMaxFiles) {
data->fError[dCount] = pixelError;
strcpy(data->fFilesFound[dCount], testResult.fFilename);
data->fDirsFound[dCount] = testResult.fDirNo;
++data->fFoundCount;
} else if (pixelError > data->fSmallestError) {
int smallest = SK_MaxS32;
int smallestIndex = 0;
for (int index = 0; index < kMaxFiles; ++index) {
if (smallest > data->fError[index]) {
smallest = data->fError[index];
smallestIndex = index;
}
}
data->fError[smallestIndex] = pixelError;
strcpy(data->fFilesFound[smallestIndex], testResult.fFilename);
data->fDirsFound[smallestIndex] = testResult.fDirNo;
data->fSmallestError = SK_MaxS32;
for (int index = 0; index < kMaxFiles; ++index) {
if (data->fSmallestError > data->fError[index]) {
data->fSmallestError = data->fError[index];
}
}
SkDebugf("*%d*", data->fSmallestError);
foundSmaller = true;
}
return foundSmaller;
}
static SkMSec timePict(SkPicture* pic, SkCanvas* canvas) {
canvas->save();
int pWidth = pic->width();
int pHeight = pic->height();
const int maxDimension = 1000;
const int slices = 3;
int xInterval = SkTMax(pWidth - maxDimension, 0) / (slices - 1);
int yInterval = SkTMax(pHeight - maxDimension, 0) / (slices - 1);
SkRect rect = {0, 0, SkIntToScalar(SkTMin(maxDimension, pWidth)),
SkIntToScalar(SkTMin(maxDimension, pHeight))};
canvas->clipRect(rect);
SkMSec start = SkTime::GetMSecs();
for (int x = 0; x < slices; ++x) {
for (int y = 0; y < slices; ++y) {
pic->draw(canvas);
canvas->translate(0, SkIntToScalar(yInterval));
}
canvas->translate(SkIntToScalar(xInterval), SkIntToScalar(-yInterval * slices));
}
SkMSec end = SkTime::GetMSecs();
canvas->restore();
return end - start;
}
static void drawPict(SkPicture* pic, SkCanvas* canvas, int scale) {
canvas->clear(SK_ColorWHITE);
if (scale != 1) {
canvas->save();
canvas->scale(1.0f / scale, 1.0f / scale);
}
pic->draw(canvas);
if (scale != 1) {
canvas->restore();
}
}
static void writePict(const SkBitmap& bitmap, const char* outDir, const char* pngName) {
SkString outFile = make_filepath(0, outDir, pngName);
if (!SkImageEncoder::EncodeFile(outFile.c_str(), bitmap,
SkImageEncoder::kPNG_Type, 100)) {
SkDebugf("unable to encode gr %s (width=%d height=%d)\n", pngName,
bitmap.width(), bitmap.height());
}
}
void TestResult::testOne() {
SkPicture* pic = NULL;
{
#if DEBUG_SHOW_TEST_NAME
if (fTestStep == kCompareBits) {
SkString testName(fFilename);
const char http[] = "http";
if (testName.startsWith(http)) {
testName.remove(0, sizeof(http) - 1);
}
while (testName.startsWith("_")) {
testName.remove(0, 1);
}
const char dotSkp[] = ".skp";
if (testName.endsWith(dotSkp)) {
size_t len = testName.size();
testName.remove(len - (sizeof(dotSkp) - 1), sizeof(dotSkp) - 1);
}
testName.prepend("skp");
testName.append("1");
strncpy(DEBUG_FILENAME_STRING, testName.c_str(), DEBUG_FILENAME_STRING_LENGTH);
} else if (fTestStep == kEncodeFiles) {
strncpy(DEBUG_FILENAME_STRING, "", DEBUG_FILENAME_STRING_LENGTH);
}
#endif
SkString path = make_filepath(fDirNo, IN_DIR, fFilename);
SkFILEStream stream(path.c_str());
if (!stream.isValid()) {
SkDebugf("invalid stream %s\n", path.c_str());
goto finish;
}
SkPicture* pic = SkPicture::CreateFromStream(&stream, &SkImageDecoder::DecodeMemory);
if (!pic) {
SkDebugf("unable to decode %s\n", fFilename);
goto finish;
}
int width = pic->width();
int height = pic->height();
SkBitmap oldBitmap, opBitmap;
int scale = 1;
do {
int dimX = (width + scale - 1) / scale;
int dimY = (height + scale - 1) / scale;
oldBitmap.setConfig(SkBitmap::kARGB_8888_Config, dimX, dimY);
opBitmap.setConfig(SkBitmap::kARGB_8888_Config, dimX, dimY);
bool success = oldBitmap.allocPixels() && opBitmap.allocPixels();
if (success) {
break;
}
SkDebugf("-%d-", scale);
} while ((scale *= 2) < 256);
if (scale >= 256) {
SkDebugf("unable to allocate bitmap for %s (w=%d h=%d)\n", fFilename,
width, height);
return;
}
oldBitmap.eraseColor(SK_ColorWHITE);
SkCanvas oldCanvas(oldBitmap);
oldCanvas.setAllowSimplifyClip(false);
opBitmap.eraseColor(SK_ColorWHITE);
SkCanvas opCanvas(opBitmap);
opCanvas.setAllowSimplifyClip(true);
drawPict(pic, &oldCanvas, fScaleOversized ? scale : 1);
drawPict(pic, &opCanvas, fScaleOversized ? scale : 1);
if (fTestStep == kCompareBits) {
fPixelError = similarBits(oldBitmap, opBitmap);
int oldTime = timePict(pic, &oldCanvas);
int opTime = timePict(pic, &opCanvas);
fTime = oldTime - opTime;
} else if (fTestStep == kEncodeFiles) {
SkString pngStr = make_png_name(fFilename);
const char* pngName = pngStr.c_str();
writePict(oldBitmap, outOldDir, pngName);
writePict(opBitmap, outOpDir, pngName);
}
}
finish:
SkDELETE(pic);
}
static SkString makeStatusString(int dirNo) {
SkString statName;
statName.printf("stats%d.txt", dirNo);
SkString statusFile = make_filepath(0, outStatusDir, statName.c_str());
return statusFile;
}
class PreParser {
public:
PreParser(int dirNo)
: fDirNo(dirNo)
, fIndex(0) {
SkString statusPath = makeStatusString(dirNo);
if (!sk_exists(statusPath.c_str())) {
return;
}
SkFILEStream reader;
reader.setPath(statusPath.c_str());
while (fetch(reader, &fResults.push_back()))
;
fResults.pop_back();
}
bool fetch(SkFILEStream& reader, TestResult* result) {
char c;
int i = 0;
result->init(fDirNo);
result->fPixelError = 0;
result->fTime = 0;
do {
bool readOne = reader.read(&c, 1) != 0;
if (!readOne) {
SkASSERT(i == 0);
return false;
}
if (c == ' ') {
result->fFilename[i++] = '\0';
break;
}
result->fFilename[i++] = c;
SkASSERT(i < kMaxLength);
} while (true);
do {
SkAssertResult(reader.read(&c, 1));
if (c == ' ') {
break;
}
SkASSERT(c >= '0' && c <= '9');
result->fPixelError = result->fPixelError * 10 + (c - '0');
} while (true);
bool minus = false;
do {
SkAssertResult(reader.read(&c, 1));
if (c == '\n') {
break;
}
if (c == '-') {
minus = true;
continue;
}
SkASSERT(c >= '0' && c <= '9');
result->fTime = result->fTime * 10 + (c - '0');
} while (true);
if (minus) {
result->fTime = -result->fTime;
}
return true;
}
bool match(const SkString& filename, SkFILEWStream* stream, TestResult* result) {
if (fIndex < fResults.count()) {
*result = fResults[fIndex++];
SkASSERT(filename.equals(result->fFilename));
SkString outStr(result->status());
stream->write(outStr.c_str(), outStr.size());
return true;
}
return false;
}
private:
int fDirNo;
int fIndex;
SkTArray<TestResult, true> fResults;
};
static bool doOneDir(TestState* state) {
int dirNo = state->fResult.fDirNo;
skiatest::Reporter* reporter = state->fReporter;
SkString dirName = make_in_dir_name(dirNo);
SkASSERT(dirName.size());
SkOSFile::Iter iter(dirName.c_str(), "skp");
SkString filename;
int testCount = 0;
PreParser preParser(dirNo);
SkFILEWStream statusStream(makeStatusString(dirNo).c_str());
while (iter.next(&filename)) {
for (size_t index = 0; index < skipOverSeptCount; ++index) {
if (skipOverSept[index].directory == dirNo
&& strcmp(filename.c_str(), skipOverSept[index].filename) == 0) {
goto skipOver;
}
}
if (preParser.match(filename, &statusStream, &state->fResult)) {
addError(state, state->fResult);
++testCount;
goto checkEarlyExit;
}
if (state->fSmallestError > 5000000) {
return false;
}
{
TestResult& result = state->fResult;
result.test(dirNo, filename);
SkString outStr(result.status());
statusStream.write(outStr.c_str(), outStr.size());
statusStream.flush();
if (1) {
SkDebugf("%s", outStr.c_str());
}
bool noMatch = addError(state, state->fResult);
if (noMatch) {
state->clearSmallCount();
} else if (state->bumpSmallCount()) {
return false;
}
}
++testCount;
if (reporter->verbose()) {
SkDebugf(".");
if (++testCount % 100 == 0) {
SkDebugf("%d\n", testCount);
}
}
skipOver:
if (reporter->verbose()) {
static int threadTestCount;
SkDebugf(".");
sk_atomic_inc(&threadTestCount);
if (threadTestCount % 100 == 0) {
SkDebugf("%d\n", threadTestCount);
}
}
checkEarlyExit:
if (1 && testCount == 20) {
return true;
}
}
return true;
}
static bool initTest() {
#if !defined SK_BUILD_FOR_WIN && !defined SK_BUILD_FOR_MAC
SK_CONF_SET("images.jpeg.suppressDecoderWarnings", true);
SK_CONF_SET("images.png.suppressDecoderWarnings", true);
#endif
return make_out_dirs();
}
static void encodeFound(skiatest::Reporter* reporter, TestState& state) {
if (reporter->verbose()) {
for (int index = 0; index < state.fFoundCount; ++index) {
SkDebugf("%d %s %d\n", state.fDirsFound[index], state.fFilesFound[index],
state.fError[index]);
}
}
for (int index = 0; index < state.fFoundCount; ++index) {
TestResult::Test(state.fDirsFound[index], state.fFilesFound[index], kEncodeFiles);
if (state.fReporter->verbose()) SkDebugf("+");
}
}
DEF_TEST(PathOpsSkpClip, reporter) {
if (!initTest()) {
return;
}
SkTArray<TestResult, true> errors;
TestState state;
state.init(0, reporter);
for (int dirNo = 1; dirNo <= 100; ++dirNo) {
if (reporter->verbose()) {
SkDebugf("dirNo=%d\n", dirNo);
}
state.fResult.fDirNo = dirNo;
if (!doOneDir(&state)) {
break;
}
}
encodeFound(reporter, state);
}
static void testSkpClipMain(TestState* data) {
(void) doOneDir(data);
}
DEF_TEST(PathOpsSkpClipThreaded, reporter) {
if (!initTest()) {
return;
}
int threadCount = reporter->allowThreaded() ? SkThreadPool::kThreadPerCore : 1;
TestRunner testRunner(reporter, threadCount);
for (int dirNo = 1; dirNo <= 100; ++dirNo) {
*testRunner.fRunnables.append() = SkNEW_ARGS(TestRunnable,
(&testSkpClipMain, dirNo, &testRunner));
}
testRunner.render();
TestState state;
state.init(0, reporter);
for (int dirNo = 1; dirNo <= 100; ++dirNo) {
TestState& testState = testRunner.fRunnables[dirNo - 1]->fState;
for (int inner = 0; inner < testState.fFoundCount; ++inner) {
TestResult& testResult = testState.fResult;
SkASSERT(testResult.fDirNo == dirNo);
testResult.fPixelError = testState.fError[inner];
strcpy(testResult.fFilename, testState.fFilesFound[inner]);
addError(&state, testResult);
}
}
encodeFound(reporter, state);
}
DEF_TEST(PathOpsSkpClipOneOff, reporter) {
if (!initTest()) {
return;
}
const int testIndex = 43 - 41;
int dirNo = skipOverSept[testIndex].directory;
SkAssertResult(make_in_dir_name(dirNo).size());
SkString filename(skipOverSept[testIndex].filename);
TestResult state;
state.test(dirNo, filename);
if (reporter->verbose()) {
SkDebugf("%s", state.status().c_str());
}
state.fTestStep = kEncodeFiles;
state.testOne();
}