250 lines
7.1 KiB
C++
250 lines
7.1 KiB
C++
/*************************************************************************/
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/* cp_loader_it_info.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "cp_loader_it.h"
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CPLoader::Error CPLoader_IT::load_header(bool p_dont_set) {
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char aux_songname[26];
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file->get_byte_array((uint8_t *)aux_songname, 26);
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if (!p_dont_set)
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song->set_name(aux_songname);
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uint8_t aux_hlmin = file->get_byte();
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uint8_t aux_hlmaj = file->get_byte();
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if (aux_hlmin == 0) aux_hlmin = 4;
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if (aux_hlmaj == 0) aux_hlmaj = 16;
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if (!p_dont_set) {
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song->set_row_highlight_minor(aux_hlmin);
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song->set_row_highlight_major(aux_hlmaj);
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}
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header.ordnum = file->get_word();
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header.insnum = file->get_word();
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header.smpnum = file->get_word();
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header.patnum = file->get_word();
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header.cwt = file->get_word(); /* Created with tracker (y.xx = 0x0yxx) */
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header.cmwt = file->get_word(); /* Compatible with tracker ver > than val. */
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header.flags = file->get_word();
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if (!p_dont_set) {
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song->set_stereo(header.flags & 1);
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song->set_linear_slides(header.flags & 8);
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song->set_old_effects(header.flags & 16);
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song->set_compatible_gxx(header.flags & 32);
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song->set_instruments(header.flags & 4);
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}
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header.special = file->get_word();
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if (!p_dont_set) {
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song->set_global_volume(file->get_byte());
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song->set_mixing_volume(file->get_byte());
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song->set_speed(file->get_byte());
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song->set_tempo(file->get_byte());
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song->set_stereo_separation(file->get_byte());
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} else {
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file->get_byte(); // skip
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file->get_byte(); // skip
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file->get_byte(); // skip
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file->get_byte(); // skip
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file->get_byte(); // skip
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}
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file->get_byte(); // ZERO Byte
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header.msglength = file->get_word();
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header.msgoffset = file->get_dword();
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char chibi[4];
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file->get_byte_array((uint8_t *)chibi, 4);
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header.is_chibi = (chibi[0] == 'C' && chibi[1] == 'H' && chibi[2] == 'B' && chibi[3] == 'I');
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for (int i = 0; i < 64; i++) {
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uint8_t panbyte = file->get_byte();
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uint8_t pan_dst = (panbyte < 65) ? panbyte : 32;
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bool surround_dst = (panbyte == 100);
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bool mute_dst = (panbyte >= 128);
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if (!p_dont_set) {
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song->set_channel_pan(i, pan_dst);
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song->set_channel_surround(i, surround_dst);
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song->set_channel_mute(i, mute_dst);
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}
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}
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for (int i = 0; i < 64; i++) {
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unsigned char cv = file->get_byte();
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if (!p_dont_set)
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song->set_channel_volume(i, cv);
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}
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CP_ERR_COND_V(file->eof_reached(), FILE_CORRUPTED);
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CP_ERR_COND_V(file->get_error(), FILE_CORRUPTED);
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return FILE_OK;
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}
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CPLoader::Error CPLoader_IT::load_effects() {
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if (!header.is_chibi)
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return FILE_OK; //no effects, regular IT file
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/* GOTO End of IT header */
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file->seek(0xC0 + header.ordnum + header.insnum * 4 + header.smpnum * 4 + header.patnum * 4);
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if (file->get_byte() > 0) //not made with this version, ignore extended info
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return FILE_OK;
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/* Chibitracker Extended info */
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switch (file->get_byte()) {
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case CPSong::REVERB_MODE_ROOM: {
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song->set_reverb_mode(CPSong::REVERB_MODE_ROOM);
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} break;
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case CPSong::REVERB_MODE_STUDIO_SMALL: {
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song->set_reverb_mode(CPSong::REVERB_MODE_STUDIO_SMALL);
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} break;
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case CPSong::REVERB_MODE_STUDIO_MEDIUM: {
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song->set_reverb_mode(CPSong::REVERB_MODE_STUDIO_MEDIUM);
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} break;
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case CPSong::REVERB_MODE_STUDIO_LARGE: {
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song->set_reverb_mode(CPSong::REVERB_MODE_STUDIO_LARGE);
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} break;
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case CPSong::REVERB_MODE_HALL: {
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song->set_reverb_mode(CPSong::REVERB_MODE_HALL);
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} break;
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case CPSong::REVERB_MODE_SPACE_ECHO: {
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song->set_reverb_mode(CPSong::REVERB_MODE_SPACE_ECHO);
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} break;
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case CPSong::REVERB_MODE_ECHO: {
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song->set_reverb_mode(CPSong::REVERB_MODE_ECHO);
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} break;
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case CPSong::REVERB_MODE_DELAY: {
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song->set_reverb_mode(CPSong::REVERB_MODE_DELAY);
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} break;
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case CPSong::REVERB_MODE_HALF_ECHO: {
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song->set_reverb_mode(CPSong::REVERB_MODE_HALF_ECHO);
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} break;
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}
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//chorus
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song->set_chorus_speed_hz10(file->get_byte());
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song->set_chorus_delay_ms(file->get_byte());
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song->set_chorus_depth_ms10(file->get_byte());
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song->set_chorus_separation_ms(file->get_byte());
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for (int i = 0; i < CPPattern::WIDTH; i++) {
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song->set_channel_reverb(i, file->get_byte());
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}
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for (int i = 0; i < CPPattern::WIDTH; i++) {
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song->set_channel_chorus(i, file->get_byte());
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}
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return FILE_OK;
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}
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CPLoader::Error CPLoader_IT::load_message() {
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if (!(header.special & 1)) {
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return FILE_OK;
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}
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file->seek(header.msgoffset);
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//(void*)tmpmsg=malloc(header.msglength+1);
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char message[8000];
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char *tmpmsg = message;
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file->get_byte_array((uint8_t *)tmpmsg, header.msglength);
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tmpmsg[header.msglength] = 0;
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for (int i = 0; i < header.msglength; i++)
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if (tmpmsg[i] == '\r') tmpmsg[i] = '\n';
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song->set_message(tmpmsg);
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return FILE_OK;
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}
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CPLoader::Error CPLoader_IT::load_orders() {
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file->seek(0xC0);
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for (int i = 0; i < header.ordnum; i++) {
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uint8_t aux_order = file->get_byte();
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CPOrder order = CP_ORDER_NONE;
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if (i >= CPSong::MAX_ORDERS)
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continue;
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if (aux_order == 254) {
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order = CP_ORDER_BREAK;
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} else if (aux_order < 200) {
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order = aux_order;
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//nothing!
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}
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song->set_order(i, order);
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}
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if (file->eof_reached() || file->get_error()) {
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return FILE_CORRUPTED;
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}
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return FILE_OK;
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}
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