#ifndef OTF_FONT_H #define OTF_FONT_H #include #include /* * Rasterize a scalable OTF/TTF font file from the VFS into fixed-width bit rows * plus per-glyph advances for variable-width text layout. * * Inputs: * drive/path - font file location in VFS * glyph_h - target cell height in pixels (currently 6..64) * out_rows - caller-provided buffer of (glyph_count * glyph_h) uint64 rows * where bit 63 is the left-most pixel and bit 0 is right-most. * glyph_count - number of sequential codepoints to rasterize (typically 256) * out_advances- caller-provided array of glyph_count advances (pixels) * out_line_h - optional output for recommended line step (pixels) * * Returns 0 on success, -1 on failure. */ int otf_font_rasterize_mono_from_vfs( uint8 drive, const char* path, int glyph_h, uint64_t* out_rows, int glyph_count, uint8* out_advances, int advances_count, int* out_line_h ); #endif