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Diffstat (limited to 'modules/chibi/cp_loader_it.h')
| -rw-r--r-- | modules/chibi/cp_loader_it.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/modules/chibi/cp_loader_it.h b/modules/chibi/cp_loader_it.h new file mode 100644 index 0000000000..38a1cdd9c4 --- /dev/null +++ b/modules/chibi/cp_loader_it.h @@ -0,0 +1,125 @@ +/*************************************************************************/ +/* cp_loader_it.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#ifndef CP_LOADER_IT_H +#define CP_LOADER_IT_H + +#include "cp_loader.h" +/** + *@author Juan Linietsky + */ + +/****************************** + loader_it.h + ---------- +Impulse Tracker Module CPLoader! +It lacks support for old +instrument files methinks... +and some other things like +midi. +********************************/ + +class AuxSampleData; //used for internal crap + +class CPLoader_IT : public CPLoader { + + + + CPFileAccessWrapper *file; + CPSong *song; + + struct IT_Header { + uint8_t blank01[2]; + uint16_t ordnum; + uint16_t insnum; + uint16_t smpnum; + uint16_t patnum; + uint16_t cwt; /* Created with tracker (y.xx = 0x0yxx) */ + uint16_t cmwt; /* Compatible with tracker ver > than val. */ + uint16_t flags; + uint16_t special; /* bit 0 set = song message attached */ + uint16_t msglength; + uint32_t msgoffset; + bool is_chibi; + }; + + /* Variables to store temp data */ + IT_Header header; + + /* CPSong Info Methods */ + Error load_header(bool p_dont_set); + Error load_orders(); + Error load_message(); + + /* CPPattern Methods */ + Error load_patterns(); + + /* CPSample Methods */ + + Error load_samples(); + Error load_sample(CPSample *p_sample); + CPSample_ID load_sample_data(AuxSampleData& p_sample_data); + + // CPSample decompression + + uint32_t read_n_bits_from_IT_compressed_block(uint8_t p_bits_to_read); + bool read_IT_compressed_block (bool p_16bits); + void free_IT_compressed_block (); + bool load_sample_8bits_IT_compressed(void *p_dest_buffer,int p_buffsize); + bool load_sample_16bits_IT_compressed(void *p_dest_buffer,int p_buffsize); + uint32_t *source_buffer; /* source buffer */ + uint32_t *source_position; /* actual reading position */ + uint8_t source_remaining_bits; /* bits remaining in read dword */ + uint8_t* pat_data; + + /* CPInstruments Methods */ + Error load_effects(); + Error load_instruments(); + Error load_instrument(CPInstrument *p_instrument,int *p_samples=0); + void load_envelope(CPEnvelope *p_envelope,bool*p_has_filter_flag=0); + + +public: + + + bool can_load_song(); + bool can_load_sample(); + bool can_load_instrument(); + + Error load_song(const char *p_file,CPSong *p_song, bool p_sampleset=false); + Error load_sample(const char *p_file,CPSample *p_sample); + Error load_instrument(const char *p_file,CPSong *p_song,int p_instr_idx); + + CPLoader_IT(CPFileAccessWrapper *p_file); + +}; + + + +#endif |