wuxu
c7ef3c0047
Extend the bitmap font pipeline with the Chinese Joker glyph subset and encode supported UTF-8 text for Tonc TTE. Move the affine map clear of the expanded font, add a compile-time VRAM overlap guard, and cover every custom glyph with host tests.
22 lines
683 B
C
22 lines
683 B
C
/**
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* @file chinese_text.h
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* @brief UTF-8 conversion helpers for the extended TTE font.
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*/
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#ifndef CHINESE_TEXT_H
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#define CHINESE_TEXT_H
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#include <stddef.h>
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/**
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* @brief Map supported UTF-8 Chinese text to valid UTF-8 sequences for custom TTE glyphs.
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*
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* ASCII bytes, including TTE formatting tags, are copied unchanged. Unsupported Unicode
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* characters are replaced with '?'. Custom glyph IDs are emitted as UTF-8 because Tonc TTE
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* decodes every byte above 0x7F as part of a UTF-8 sequence.
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*
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* @return Number of encoded bytes, excluding the null terminator.
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*/
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size_t chinese_text_encode(const char* utf8, char* output, size_t output_size);
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#endif // CHINESE_TEXT_H
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