usp10: Apply 'vatu' to the Indic syllable.

dlls/usp10/shape.c

@@ -374,8 +374,6 @@ static const char* required_syriac_features[] =
 
 static OPENTYPE_FEATURE_RECORD sinhala_features[] =
 {
-    /* Base forms */
-    { MS_MAKE_TAG('v','a','t','u'), 1},
     /* Presentation forms */
     { MS_MAKE_TAG('b','l','w','s'), 1},
     { MS_MAKE_TAG('a','b','v','s'), 1},
@@ -418,7 +416,6 @@ static const char* required_devanagari_features[] =
 static OPENTYPE_FEATURE_RECORD devanagari_features[] =
 {
     /* Base forms */
-    { MS_MAKE_TAG('v','a','t','u'), 1},
     { MS_MAKE_TAG('c','j','c','t'), 1},
     /* Presentation forms */
     { MS_MAKE_TAG('p','r','e','s'), 1},
@@ -449,7 +446,6 @@ static const char* required_bengali_features[] =
 static OPENTYPE_FEATURE_RECORD bengali_features[] =
 {
     /* Base forms */
-    { MS_MAKE_TAG('v','a','t','u'), 1},
     { MS_MAKE_TAG('c','j','c','t'), 1},
     /* Presentation forms */
     { MS_MAKE_TAG('p','r','e','s'), 1},
@@ -482,7 +478,6 @@ static const char* required_gurmukhi_features[] =
 static OPENTYPE_FEATURE_RECORD gurmukhi_features[] =
 {
     /* Base forms */
-    { MS_MAKE_TAG('v','a','t','u'), 1},
     { MS_MAKE_TAG('c','j','c','t'), 1},
     /* Presentation forms */
     { MS_MAKE_TAG('p','r','e','s'), 1},
@@ -609,7 +604,7 @@ static const ScriptShapeData ShapingData[] =
     {{ standard_features, 2}, NULL, "cyrl", "", NULL, NULL},
     {{ standard_features, 2}, NULL, "armn", "", NULL, NULL},
     {{ standard_features, 2}, NULL, "geor", "", NULL, NULL},
-    {{ sinhala_features, 4}, NULL, "sinh", "", ContextualShape_Sinhala, NULL},
+    {{ sinhala_features, 3}, NULL, "sinh", "", ContextualShape_Sinhala, NULL},
     {{ tibetan_features, 2}, NULL, "tibt", "", NULL, ShapeCharGlyphProp_Tibet},
     {{ tibetan_features, 2}, NULL, "tibt", "", NULL, ShapeCharGlyphProp_Tibet},
     {{ tibetan_features, 2}, NULL, "phag", "", ContextualShape_Phags_pa, ShapeCharGlyphProp_Thai},
@@ -617,15 +612,15 @@ static const ScriptShapeData ShapingData[] =
     {{ thai_features, 1}, NULL, "thai", "", NULL, ShapeCharGlyphProp_Thai},
     {{ thai_features, 1}, required_lao_features, "lao", "", NULL, ShapeCharGlyphProp_Thai},
     {{ thai_features, 1}, required_lao_features, "lao", "", NULL, ShapeCharGlyphProp_Thai},
-    {{ devanagari_features, 8}, required_devanagari_features, "deva", "dev2", ContextualShape_Devanagari, ShapeCharGlyphProp_Devanagari},
-    {{ devanagari_features, 8}, required_devanagari_features, "deva", "dev2", ContextualShape_Devanagari, ShapeCharGlyphProp_Devanagari},
-    {{ bengali_features, 8}, required_bengali_features, "beng", "bng2", ContextualShape_Bengali, ShapeCharGlyphProp_Bengali},
-    {{ bengali_features, 8}, required_bengali_features, "beng", "bng2", ContextualShape_Bengali, ShapeCharGlyphProp_Bengali},
-    {{ gurmukhi_features, 8}, required_gurmukhi_features, "guru", "gur2", ContextualShape_Gurmukhi, ShapeCharGlyphProp_Gurmukhi},
-    {{ gurmukhi_features, 8}, required_gurmukhi_features, "guru", "gur2", ContextualShape_Gurmukhi, ShapeCharGlyphProp_Gurmukhi},
-    {{ devanagari_features, 8}, required_devanagari_features, "gujr", "gjr2", ContextualShape_Gujarati, ShapeCharGlyphProp_Gujarati},
-    {{ devanagari_features, 8}, required_devanagari_features, "gujr", "gjr2", ContextualShape_Gujarati, ShapeCharGlyphProp_Gujarati},
-    {{ devanagari_features, 8}, required_devanagari_features, "gujr", "gjr2", ContextualShape_Gujarati, ShapeCharGlyphProp_Gujarati},
+    {{ devanagari_features, 7}, required_devanagari_features, "deva", "dev2", ContextualShape_Devanagari, ShapeCharGlyphProp_Devanagari},
+    {{ devanagari_features, 7}, required_devanagari_features, "deva", "dev2", ContextualShape_Devanagari, ShapeCharGlyphProp_Devanagari},
+    {{ bengali_features, 7}, required_bengali_features, "beng", "bng2", ContextualShape_Bengali, ShapeCharGlyphProp_Bengali},
+    {{ bengali_features, 7}, required_bengali_features, "beng", "bng2", ContextualShape_Bengali, ShapeCharGlyphProp_Bengali},
+    {{ gurmukhi_features, 7}, required_gurmukhi_features, "guru", "gur2", ContextualShape_Gurmukhi, ShapeCharGlyphProp_Gurmukhi},
+    {{ gurmukhi_features, 7}, required_gurmukhi_features, "guru", "gur2", ContextualShape_Gurmukhi, ShapeCharGlyphProp_Gurmukhi},
+    {{ devanagari_features, 7}, required_devanagari_features, "gujr", "gjr2", ContextualShape_Gujarati, ShapeCharGlyphProp_Gujarati},
+    {{ devanagari_features, 7}, required_devanagari_features, "gujr", "gjr2", ContextualShape_Gujarati, ShapeCharGlyphProp_Gujarati},
+    {{ devanagari_features, 7}, required_devanagari_features, "gujr", "gjr2", ContextualShape_Gujarati, ShapeCharGlyphProp_Gujarati},
     {{ oriya_features, 7}, required_oriya_features, "orya", "ory2", ContextualShape_Oriya, ShapeCharGlyphProp_Oriya},
     {{ oriya_features, 7}, required_oriya_features, "orya", "ory2", ContextualShape_Oriya, ShapeCharGlyphProp_Oriya},
     {{ tamil_features, 6}, required_tamil_features, "taml", "tam2", ContextualShape_Tamil, ShapeCharGlyphProp_Tamil},
@@ -2112,6 +2107,7 @@ static void ShapeIndicSyllables(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa,
     const GSUB_Feature *akhn = load_GSUB_feature(hdc, psa, psc, "akhn");
     const GSUB_Feature *rkrf = load_GSUB_feature(hdc, psa, psc, "rkrf");
     const GSUB_Feature *pstf = load_GSUB_feature(hdc, psa, psc, "pstf");
+    const GSUB_Feature *vatu = load_GSUB_feature(hdc, psa, psc, "vatu");
     BOOL rphf = (load_GSUB_feature(hdc, psa, psc, "rphf") != NULL);
     BOOL pref = (load_GSUB_feature(hdc, psa, psc, "pref") != NULL);
     BOOL blwf = (load_GSUB_feature(hdc, psa, psc, "blwf") != NULL);
@@ -2158,6 +2154,11 @@ static void ShapeIndicSyllables(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa,
             TRACE("applying feature pstf\n");
             Apply_Indic_BasicForm(hdc, psc, psa, pwChars, cChars, &syllables[c], pwOutGlyphs, pcGlyphs, pwLogClust, lexical, &glyph_indexs, pstf);
         }
+        if (vatu)
+        {
+            TRACE("applying feature vatu\n");
+            Apply_Indic_BasicForm(hdc, psc, psa, pwChars, cChars, &syllables[c], pwOutGlyphs, pcGlyphs, pwLogClust, lexical, &glyph_indexs, vatu);
+        }
 
         overall_shift += glyph_indexs.end - old_end;
     }