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Unified Diff: third_party/harfbuzz/tests/shaping/main.cpp

Issue 7595001: Update (old) harfbuzz to ToT (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 9 years, 4 months ago
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Index: third_party/harfbuzz/tests/shaping/main.cpp
diff --git a/third_party/harfbuzz/tests/shaping/main.cpp b/third_party/harfbuzz/tests/shaping/main.cpp
index 1a3ef4f70550cdac34192cb9ed466301eaf950ae..28f8e07ea80264209616b7dce981349c078e0cfd 100644
--- a/third_party/harfbuzz/tests/shaping/main.cpp
+++ b/third_party/harfbuzz/tests/shaping/main.cpp
@@ -136,13 +136,13 @@ HB_Error hb_getPointInOutline(HB_Font font, HB_Glyph glyph, int flags, hb_uint32
return HB_Err_Ok;
}
-void hb_getGlyphMetrics(HB_Font font, HB_Glyph glyph, HB_GlyphMetrics *metrics)
+void hb_getGlyphMetrics(HB_Font, HB_Glyph, HB_GlyphMetrics *metrics)
{
// ###
metrics->x = metrics->y = metrics->width = metrics->height = metrics->xOffset = metrics->yOffset = 0;
}
-HB_Fixed hb_getFontMetric(HB_Font font, HB_FontMetric metric)
+HB_Fixed hb_getFontMetric(HB_Font, HB_FontMetric )
{
return 0; // ####
}
@@ -169,6 +169,8 @@ public slots:
void initTestCase();
void cleanupTestCase();
private slots:
+ void greek();
+
void devanagari();
void bengali();
void gurmukhi();
@@ -178,9 +180,10 @@ private slots:
void telugu();
void kannada();
void malayalam();
- // sinhala missing
+ void sinhala();
void khmer();
+ void nko();
void linearB();
};
@@ -202,18 +205,25 @@ void tst_QScriptEngine::cleanupTestCase()
FT_Done_FreeType(freetype);
}
-struct ShapeTable {
- unsigned short unicode[16];
- unsigned short glyphs[16];
+class Shaper
+{
+public:
+ Shaper(FT_Face face, HB_Script script, const QString &str);
+
+ HB_FontRec hbFont;
+ HB_ShaperItem shaper_item;
+ QVarLengthArray<HB_Glyph> hb_glyphs;
+ QVarLengthArray<HB_GlyphAttributes> hb_attributes;
+ QVarLengthArray<HB_Fixed> hb_advances;
+ QVarLengthArray<HB_FixedPoint> hb_offsets;
+ QVarLengthArray<unsigned short> hb_logClusters;
+
};
-static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
+Shaper::Shaper(FT_Face face, HB_Script script, const QString &str)
{
- QString str = QString::fromUtf16( s->unicode );
-
HB_Face hbFace = HB_NewFace(face, hb_getSFntTable);
- HB_FontRec hbFont;
hbFont.klass = &hb_fontClass;
hbFont.userData = face;
hbFont.x_ppem = face->size->metrics.x_ppem;
@@ -221,7 +231,6 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
hbFont.x_scale = face->size->metrics.x_scale;
hbFont.y_scale = face->size->metrics.y_scale;
- HB_ShaperItem shaper_item;
shaper_item.kerning_applied = false;
shaper_item.string = reinterpret_cast<const HB_UChar16 *>(str.constData());
shaper_item.stringLength = str.length();
@@ -236,11 +245,6 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
shaper_item.glyphIndicesPresent = false;
shaper_item.initialGlyphCount = 0;
- QVarLengthArray<HB_Glyph> hb_glyphs(shaper_item.num_glyphs);
- QVarLengthArray<HB_GlyphAttributes> hb_attributes(shaper_item.num_glyphs);
- QVarLengthArray<HB_Fixed> hb_advances(shaper_item.num_glyphs);
- QVarLengthArray<HB_FixedPoint> hb_offsets(shaper_item.num_glyphs);
- QVarLengthArray<unsigned short> hb_logClusters(shaper_item.num_glyphs);
while (1) {
hb_glyphs.resize(shaper_item.num_glyphs);
@@ -262,10 +266,66 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
if (HB_ShapeItem(&shaper_item))
break;
-
}
HB_FreeFace(hbFace);
+}
+
+
+static bool decomposedShaping(FT_Face face, HB_Script script, const QChar &ch)
+{
+ QString uc = QString().append(ch);
+ Shaper shaper(face, script, uc);
+
+ uc = uc.normalized(QString::NormalizationForm_D);
+ Shaper decomposed(face, script, uc);
+
+ if( shaper.shaper_item.num_glyphs != decomposed.shaper_item.num_glyphs )
+ goto error;
+
+ for (unsigned int i = 0; i < shaper.shaper_item.num_glyphs; ++i) {
+ if ((shaper.shaper_item.glyphs[i]&0xffffff) != (decomposed.shaper_item.glyphs[i]&0xffffff))
+ goto error;
+ }
+ return true;
+ error:
+ QString str = "";
+ int i = 0;
+ while (i < uc.length()) {
+ str += QString("%1 ").arg(uc[i].unicode(), 4, 16);
+ ++i;
+ }
+ qDebug("%s: decomposedShaping of char %4x failed\n decomposedString: %s\n nglyphs=%d, decomposed nglyphs %d",
+ face->family_name,
+ ch.unicode(), str.toLatin1().data(),
+ shaper.shaper_item.num_glyphs,
+ decomposed.shaper_item.num_glyphs);
+
+ str = "";
+ i = 0;
+ while (i < shaper.shaper_item.num_glyphs) {
+ str += QString("%1 ").arg(shaper.shaper_item.glyphs[i], 4, 16);
+ ++i;
+ }
+ qDebug(" composed glyph result = %s", str.toLatin1().constData());
+ str = "";
+ i = 0;
+ while (i < decomposed.shaper_item.num_glyphs) {
+ str += QString("%1 ").arg(decomposed.shaper_item.glyphs[i], 4, 16);
+ ++i;
+ }
+ qDebug(" decomposed glyph result = %s", str.toLatin1().constData());
+ return false;
+}
+
+struct ShapeTable {
+ unsigned short unicode[16];
+ unsigned short glyphs[16];
+};
+
+static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
+{
+ Shaper shaper(face, script, QString::fromUtf16( s->unicode ));
hb_uint32 nglyphs = 0;
const unsigned short *g = s->glyphs;
@@ -274,16 +334,16 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
g++;
}
- if( nglyphs != shaper_item.num_glyphs )
+ if( nglyphs != shaper.shaper_item.num_glyphs )
goto error;
for (hb_uint32 i = 0; i < nglyphs; ++i) {
- if ((shaper_item.glyphs[i]&0xffffff) != s->glyphs[i])
+ if ((shaper.shaper_item.glyphs[i]&0xffffff) != s->glyphs[i])
goto error;
}
return true;
error:
- str = "";
+ QString str = "";
const unsigned short *uc = s->unicode;
while (*uc) {
str += QString("%1 ").arg(*uc, 4, 16);
@@ -292,18 +352,78 @@ static bool shaping(FT_Face face, const ShapeTable *s, HB_Script script)
qDebug("%s: shaping of string %s failed, nglyphs=%d, expected %d",
face->family_name,
str.toLatin1().constData(),
- shaper_item.num_glyphs, nglyphs);
+ shaper.shaper_item.num_glyphs, nglyphs);
str = "";
hb_uint32 i = 0;
- while (i < shaper_item.num_glyphs) {
- str += QString("%1 ").arg(shaper_item.glyphs[i], 4, 16);
+ while (i < shaper.shaper_item.num_glyphs) {
+ str += QString("%1 ").arg(shaper.shaper_item.glyphs[i], 4, 16);
++i;
}
qDebug(" glyph result = %s", str.toLatin1().constData());
return false;
}
+
+void tst_QScriptEngine::greek()
+{
+ FT_Face face = loadFace("DejaVuSans.ttf");
+ if (face) {
+ for (int uc = 0x1f00; uc <= 0x1fff; ++uc) {
+ QString str;
+ str.append(uc);
+ if (str.normalized(QString::NormalizationForm_D).normalized(QString::NormalizationForm_C) != str) {
+ //qDebug() << "skipping" << hex << uc;
+ continue;
+ }
+ if (uc == 0x1fc1 || uc == 0x1fed)
+ continue;
+ QVERIFY( decomposedShaping(face, HB_Script_Greek, QChar(uc)) );
+ }
+ FT_Done_Face(face);
+ } else {
+ QSKIP("couln't find DejaVu Sans", SkipAll);
+ }
+
+
+ face = loadFace("SBL_grk.ttf");
+ if (face) {
+ for (int uc = 0x1f00; uc <= 0x1fff; ++uc) {
+ QString str;
+ str.append(uc);
+ if (str.normalized(QString::NormalizationForm_D).normalized(QString::NormalizationForm_C) != str) {
+ //qDebug() << "skipping" << hex << uc;
+ continue;
+ }
+ if (uc == 0x1fc1 || uc == 0x1fed)
+ continue;
+ QVERIFY( decomposedShaping(face, HB_Script_Greek, QChar(uc)) );
+
+ }
+
+ const ShapeTable shape_table [] = {
+ { { 0x3b1, 0x300, 0x313, 0x0 },
+ { 0xb8, 0x3d3, 0x3c7, 0x0 } },
+ { { 0x3b1, 0x313, 0x300, 0x0 },
+ { 0xd4, 0x0 } },
+
+ { {0}, {0} }
+ };
+
+
+ const ShapeTable *s = shape_table;
+ while (s->unicode[0]) {
+ QVERIFY( shaping(face, s, HB_Script_Greek) );
+ ++s;
+ }
+
+ FT_Done_Face(face);
+ } else {
+ QSKIP("couln't find DejaVu Sans", SkipAll);
+ }
+}
+
+
void tst_QScriptEngine::devanagari()
{
{
@@ -510,6 +630,17 @@ void tst_QScriptEngine::bengali()
{ 0x151, 0x276, 0x172, 0x143, 0x0 } },
{ { 0x9b0, 0x9cd, 0x995, 0x9be, 0x983, 0x0 },
{ 0x151, 0x276, 0x172, 0x144, 0x0 } },
+ // test decomposed two parts matras
+ { { 0x995, 0x9c7, 0x9be, 0x0 },
+ { 0x179, 0x151, 0x172, 0x0 } },
+ { { 0x995, 0x9c7, 0x9d7, 0x0 },
+ { 0x179, 0x151, 0x17e, 0x0 } },
+ { { 0x9b0, 0x9cd, 0x9ad, 0x0 },
+ { 0x168, 0x276, 0x0 } },
+ { { 0x9f0, 0x9cd, 0x9ad, 0x0 },
+ { 0x168, 0x276, 0x0 } },
+ { { 0x9f1, 0x9cd, 0x9ad, 0x0 },
+ { 0x191, 0x17d, 0x168, 0x0 } },
{ {0}, {0} }
};
@@ -638,15 +769,21 @@ void tst_QScriptEngine::bengali()
if (face) {
const ShapeTable shape_table [] = {
{ { 0x09a8, 0x09cd, 0x09af, 0x0 },
- { 0x0192, 0x0 } },
+ { 0x01ca, 0x0 } },
{ { 0x09b8, 0x09cd, 0x09af, 0x0 },
- { 0x01d6, 0x0 } },
+ { 0x020e, 0x0 } },
{ { 0x09b6, 0x09cd, 0x09af, 0x0 },
- { 0x01bc, 0x0 } },
+ { 0x01f4, 0x0 } },
{ { 0x09b7, 0x09cd, 0x09af, 0x0 },
- { 0x01c6, 0x0 } },
+ { 0x01fe, 0x0 } },
{ { 0x09b0, 0x09cd, 0x09a8, 0x09cd, 0x200d, 0x0 },
- { 0xd3, 0x12f, 0x0 } },
+ { 0x10b, 0x167, 0x0 } },
+ { { 0x9b0, 0x9cd, 0x9ad, 0x0 },
+ { 0xa1, 0x167, 0x0 } },
+ { { 0x9f0, 0x9cd, 0x9ad, 0x0 },
+ { 0xa1, 0x167, 0x0 } },
+ { { 0x9f1, 0x9cd, 0x9ad, 0x0 },
+ { 0x11c, 0xa1, 0x0 } },
{ {0}, {0} }
};
@@ -668,7 +805,7 @@ void tst_QScriptEngine::bengali()
void tst_QScriptEngine::gurmukhi()
{
{
- FT_Face face = loadFace("lohit.punjabi.1.1.ttf");
+ FT_Face face = loadFace("lohit_pa.ttf");
if (face) {
const ShapeTable shape_table [] = {
{ { 0xA15, 0xA4D, 0xa39, 0x0 },
@@ -823,8 +960,9 @@ void tst_QScriptEngine::telugu()
{ 0xe6, 0xb3, 0x83, 0x0 } },
{ { 0xc15, 0xc4d, 0xc30, 0xc48, 0x0 },
{ 0xe6, 0xb3, 0x9f, 0x0 } },
- { {0}, {0} }
-
+ { { 0xc15, 0xc46, 0xc56, 0x0 },
+ { 0xe6, 0xb3, 0x0 } },
+ { {0}, {0} }
};
const ShapeTable *s = shape_table;
@@ -867,7 +1005,6 @@ void tst_QScriptEngine::kannada()
{ 0x0036, 0x00c1, 0x0 } },
{ { 0x0cb0, 0x0ccd, 0x200d, 0x0c95, 0x0 },
{ 0x0050, 0x00a7, 0x0 } },
-
{ {0}, {0} }
};
@@ -891,6 +1028,17 @@ void tst_QScriptEngine::kannada()
{ 0x00b0, 0x006c, 0x0 } },
{ { 0x0cb7, 0x0ccd, 0x0 },
{ 0x0163, 0x0 } },
+ { { 0xc95, 0xcbf, 0xcd5, 0x0 },
+ { 0x114, 0x73, 0x0 } },
+ { { 0xc95, 0xcc6, 0xcd5, 0x0 },
+ { 0x90, 0x6c, 0x73, 0x0 } },
+ { { 0xc95, 0xcc6, 0xcd6, 0x0 },
+ { 0x90, 0x6c, 0x74, 0x0 } },
+ { { 0xc95, 0xcc6, 0xcc2, 0x0 },
+ { 0x90, 0x6c, 0x69, 0x0 } },
+ { { 0xc95, 0xcca, 0xcd5, 0x0 },
+ { 0x90, 0x6c, 0x69, 0x73, 0x0 } },
+
{ {0}, {0} }
};
@@ -943,7 +1091,16 @@ void tst_QScriptEngine::malayalam()
{ 0x009e, 0x0 } },
{ { 0x0d30, 0x0d4d, 0x200d, 0x0 },
{ 0x009e, 0x0 } },
-
+ { { 0xd15, 0xd46, 0xd3e, 0x0 },
+ { 0x5e, 0x34, 0x58, 0x0 } },
+ { { 0xd15, 0xd47, 0xd3e, 0x0 },
+ { 0x5f, 0x34, 0x58, 0x0 } },
+ { { 0xd15, 0xd46, 0xd57, 0x0 },
+ { 0x5e, 0x34, 0x65, 0x0 } },
+ { { 0xd15, 0xd57, 0x0 },
+ { 0x34, 0x65, 0x0 } },
+ { { 0xd1f, 0xd4d, 0xd1f, 0xd41, 0xd4d, 0x0 },
+ { 0x69, 0x5b, 0x64, 0x0 } },
{ {0}, {0} }
};
@@ -960,8 +1117,73 @@ void tst_QScriptEngine::malayalam()
QSKIP("couln't find AkrutiMal2Normal.ttf", SkipAll);
}
}
+
+ {
+ FT_Face face = loadFace("Rachana.ttf");
+ if (face) {
+ const ShapeTable shape_table [] = {
+ { { 0xd37, 0xd4d, 0xd1f, 0xd4d, 0xd30, 0xd40, 0x0 },
+ { 0x385, 0xa3, 0x0 } },
+ { { 0xd2f, 0xd4d, 0xd15, 0xd4d, 0xd15, 0xd41, 0x0 },
+ { 0x2ff, 0x0 } },
+ { { 0xd33, 0xd4d, 0xd33, 0x0 },
+ { 0x3f8, 0x0 } },
+ { { 0xd2f, 0xd4d, 0xd15, 0xd4d, 0xd15, 0xd41, 0x0 },
+ { 0x2ff, 0x0 } },
+ { { 0xd30, 0xd4d, 0x200d, 0xd35, 0xd4d, 0xd35, 0x0 },
+ { 0xf3, 0x350, 0x0 } },
+
+ { {0}, {0} }
+ };
+
+
+ const ShapeTable *s = shape_table;
+ while (s->unicode[0]) {
+ QVERIFY( shaping(face, s, HB_Script_Malayalam) );
+ ++s;
+ }
+
+ FT_Done_Face(face);
+ } else {
+ QSKIP("couln't find Rachana.ttf", SkipAll);
+ }
+ }
+
}
+void tst_QScriptEngine::sinhala()
+{
+ {
+ FT_Face face = loadFace("FM-MalithiUW46.ttf");
+ if (face) {
+ const ShapeTable shape_table [] = {
+ { { 0xd9a, 0xdd9, 0xdcf, 0x0 },
+ { 0x4a, 0x61, 0x42, 0x0 } },
+ { { 0xd9a, 0xdd9, 0xddf, 0x0 },
+ { 0x4a, 0x61, 0x50, 0x0 } },
+ { { 0xd9a, 0xdd9, 0xdca, 0x0 },
+ { 0x4a, 0x62, 0x0 } },
+ { { 0xd9a, 0xddc, 0xdca, 0x0 },
+ { 0x4a, 0x61, 0x42, 0x41, 0x0 } },
+ { { 0xd9a, 0xdda, 0x0 },
+ { 0x4a, 0x62, 0x0 } },
+ { { 0xd9a, 0xddd, 0x0 },
+ { 0x4a, 0x61, 0x42, 0x41, 0x0 } },
+ { {0}, {0} }
+ };
+
+ const ShapeTable *s = shape_table;
+ while (s->unicode[0]) {
+ QVERIFY( shaping(face, s, HB_Script_Sinhala) );
+ ++s;
+ }
+
+ FT_Done_Face(face);
+ } else {
+ QSKIP("couln't find FM-MalithiUW46.ttf", SkipAll);
+ }
+ }
+}
void tst_QScriptEngine::khmer()
@@ -1005,10 +1227,44 @@ void tst_QScriptEngine::khmer()
}
}
+void tst_QScriptEngine::nko()
+{
+ {
+ FT_Face face = loadFace("DejaVuSans.ttf");
+ if (face) {
+ const ShapeTable shape_table [] = {
+ { { 0x7ca, 0x0 },
+ { 0x5c1, 0x0 } },
+ { { 0x7ca, 0x7ca, 0x0 },
+ { 0x14db, 0x14d9, 0x0 } },
+ { { 0x7ca, 0x7fa, 0x7ca, 0x0 },
+ { 0x14db, 0x5ec, 0x14d9, 0x0 } },
+ { { 0x7ca, 0x7f3, 0x7ca, 0x0 },
+ { 0x14db, 0x5e7, 0x14d9, 0x0 } },
+ { { 0x7ca, 0x7f3, 0x7fa, 0x7ca, 0x0 },
+ { 0x14db, 0x5e7, 0x5ec, 0x14d9, 0x0 } },
+ { {0}, {0} }
+ };
+
+
+ const ShapeTable *s = shape_table;
+ while (s->unicode[0]) {
+ QVERIFY( shaping(face, s, HB_Script_Nko) );
+ ++s;
+ }
+
+ FT_Done_Face(face);
+ } else {
+ QSKIP("couln't find DejaVuSans.ttf", SkipAll);
+ }
+ }
+}
+
+
void tst_QScriptEngine::linearB()
{
{
- FT_Face face = loadFace("PENUTURE.TTF");
+ FT_Face face = loadFace("penuture.ttf");
if (face) {
const ShapeTable shape_table [] = {
{ { 0xd800, 0xdc01, 0xd800, 0xdc02, 0xd800, 0xdc03, 0 },
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