Differential D16484 Diff 57579 source/blender/blenfont/intern/blf_thumbs.c

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source/blender/blenfont/intern/blf_thumbs.c

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	return U"\xE000\xFFFF";			return U"\xE000\xFFFF";
	}			}

	int language_count = count_bits_i((uint)os2_table->ulUnicodeRange1) +			int language_count = count_bits_i((uint)os2_table->ulUnicodeRange1) +
	count_bits_i((uint)os2_table->ulUnicodeRange2) +			count_bits_i((uint)os2_table->ulUnicodeRange2) +
	count_bits_i((uint)os2_table->ulUnicodeRange3) +			count_bits_i((uint)os2_table->ulUnicodeRange3) +
	count_bits_i((uint)os2_table->ulUnicodeRange4);			count_bits_i((uint)os2_table->ulUnicodeRange4);

				/* Use OS/2 Table code page range bits to differentiate between (combined) CJK fonts.
				* See https://learn.microsoft.com/en-us/typography/opentype/spec/os2#cpr */
				FT_ULong codepages = os2_table->ulCodePageRange1;
				if (codepages & (1 << 19) \|\| codepages & (1 << 21)) {
				return U"\ud55c\uad6d\uc5b4"; /* 한국어 Korean. */
				}
				if (codepages & (1 << 20)) {
				return U"\u7E41\u9AD4\u5B57"; /* 繁體字 Traditional Chinese. */
				}
				if (codepages & (1 << 17) && !(codepages & (1 << 18))) {
				return U"\u65E5\u672C\u8A9E"; /* 日本語 Japanese. */
				}
				if (codepages & (1 << 18) && !(codepages & (1 << 17))) {
				return U"\u7B80\u4F53\u5B57"; /* 简体字 Simplified Chinese. */
				}

	for (uint i = 0; i < ARRAY_SIZE(unicode_samples); ++i) {			for (uint i = 0; i < ARRAY_SIZE(unicode_samples); ++i) {
	const UnicodeSample *s = &unicode_samples[i];			const UnicodeSample *s = &unicode_samples[i];
	if (os2_table && s->field && s->mask) {			if (os2_table && s->field && s->mask) {
	/* OS/2 Table contains 4 contiguous integers of script coverage bit flags. */			/* OS/2 Table contains 4 contiguous integers of script coverage bit flags. */
	const FT_ULong *unicode_range = &os2_table->ulUnicodeRange1;			const FT_ULong *unicode_range = &os2_table->ulUnicodeRange1;
	const int index = (s->field - 1);			const int index = (s->field - 1);
	BLI_assert(index < 4);			BLI_assert(index < 4);
	if (!(unicode_range[index] & s->mask)) {			if (!(unicode_range[index] & s->mask)) {
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