61 lines
2.3 KiB
C
61 lines
2.3 KiB
C
/* *****************************************************************************
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* libg1m/format/mcs/cells.h -- description of the MCS cells format.
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* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
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*
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* This file is part of libg1m.
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* libg1m is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 3.0 of the License,
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* or (at your option) any later version.
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*
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* libg1m is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with libg1m; if not, see <http://www.gnu.org/licenses/>.
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* ************************************************************************** */
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#ifndef LIBG1M_FORMAT_MCS_CELLS_H
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# define LIBG1M_FORMAT_MCS_CELLS_H
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# include <stdint.h>
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# include <libg1m/bcd.h>
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# pragma pack(1)
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/* Lists, matrixes and vectors have exactly the same format.
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* Lists only use the `height` (width is zero).
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* Vectors are normal matrixes (the OS just won't use other rows).
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*
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* They have this header: */
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typedef struct g1m_mcs_cellsheader_s {
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/* undocumented: probably the title? */
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uint8_t g1m_mcs_cellsheader_title[8];
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/* height */
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uint16_t g1m_mcs_cellsheader_height;
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/* width */
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uint16_t g1m_mcs_cellsheader_width;
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/* re-undocumented */
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uint8_t g1m_mcs_cellsheader__undocumented[3];
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/* undocumented byte (either 0x00 or 0x4F) */
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uint8_t g1m_mcs_cellsheader__unknown;
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} g1m_mcs_cellsheader_t;
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/* Then we have width*height BCD cells, which corresponds to the real parts,
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* grouped by height.
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*
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* If at least one of the cells has an imaginary part (highest bit of the
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* first nibble set), it is followed by a list of the imaginary parts, that
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* has the same size that the real parts list, that is grouped the same way and
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* that contains actual things (and not crap) only if the complex bit is set
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* on the real part.
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*
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* Notice that imaginary parts in cells files require at least CASIOWIN 2.00. */
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# pragma pack()
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#endif /* LIBG1M_FORMAT_MCS_CELLS_H */
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