chibi: Move to a module

1 files changed, 268 insertions, 0 deletions

diff --git a/modules/chibi/cp_loader_it_info.cpp b/modules/chibi/cp_loader_it_info.cpp
new file mode 100644
index 0000000000..0360f7f9a4
--- /dev/null
+++ b/modules/chibi/cp_loader_it_info.cpp
@@ -0,0 +1,268 @@
+/*************************************************************************/
+/*  cp_loader_it_info.cpp                                                */
+/*************************************************************************/
+/*                       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.                */
+/*************************************************************************/
+#include "cp_loader_it.h"
+
+
+
+CPLoader::Error CPLoader_IT::load_header(bool p_dont_set) {
+
+	
+	char aux_songname[26];		
+		
+	file->get_byte_array((uint8_t*)aux_songname,26);
+	if (!p_dont_set)
+		song->set_name( aux_songname );
+	
+	uint8_t aux_hlmin=file->get_byte();
+	uint8_t aux_hlmaj=file->get_byte();
+
+	if (aux_hlmin==0) aux_hlmin=4;
+	if (aux_hlmaj==0) aux_hlmaj=16;
+
+	if (!p_dont_set) {
+		song->set_row_highlight_minor( aux_hlmin );
+		song->set_row_highlight_major( aux_hlmaj );
+	}
+
+	header.ordnum=file->get_word();
+	header.insnum=file->get_word();
+	header.smpnum=file->get_word();
+	header.patnum=file->get_word();
+	
+	header.cwt=file->get_word();		/* Created with tracker (y.xx = 0x0yxx) */
+	header.cmwt=file->get_word();		/* Compatible with tracker ver > than val. */
+	header.flags=file->get_word();
+	
+	if (!p_dont_set) {
+		song->set_stereo( header.flags & 1 );
+		song->set_linear_slides( header.flags & 8 );
+		song->set_old_effects( header.flags & 16 );
+		song->set_compatible_gxx( header.flags & 32 );
+		song->set_instruments( header.flags & 4 );
+	}
+	
+	
+	header.special=file->get_word();
+	if (!p_dont_set) {
+
+		song->set_global_volume( file->get_byte() );
+		song->set_mixing_volume( file->get_byte() );
+		song->set_speed( file->get_byte() );
+		song->set_tempo( file->get_byte() );
+		song->set_stereo_separation( file->get_byte() );
+
+	} else {
+
+		file->get_byte(); // skip
+		file->get_byte(); // skip
+		file->get_byte(); // skip
+		file->get_byte(); // skip
+		file->get_byte(); // skip
+	}
+	file->get_byte(); // ZERO Byte
+	header.msglength=file->get_word();
+	header.msgoffset=file->get_dword();
+	char chibi[4];
+	file->get_byte_array((uint8_t*)chibi,4);
+	header.is_chibi=(chibi[0]=='C' && chibi[1]=='H' && chibi[2]=='B' && chibi[3]=='I');
+	
+	for (int i=0;i<64;i++) {
+		
+		uint8_t panbyte=file->get_byte();
+		
+		uint8_t pan_dst=(panbyte<65) ? panbyte : 32;
+		bool surround_dst=(panbyte==100);
+		bool mute_dst=(panbyte>=128);
+
+		if (!p_dont_set) {
+			song->set_channel_pan( i, pan_dst );
+			song->set_channel_surround( i, surround_dst );
+			song->set_channel_mute( i, mute_dst );
+		}
+	}
+	for (int i=0;i<64;i++) {
+		unsigned char cv = file->get_byte();
+		if (!p_dont_set)
+			song->set_channel_volume( i, cv );
+	}
+
+	CP_ERR_COND_V( file->eof_reached(),FILE_CORRUPTED );
+	CP_ERR_COND_V( file->get_error(),FILE_CORRUPTED );
+
+	return FILE_OK;
+}
+
+CPLoader::Error CPLoader_IT::load_effects() {
+	
+	if (!header.is_chibi)
+		return FILE_OK; //no effects, regular IT file
+	
+	/* GOTO End of IT header */
+	file->seek(0xC0+header.ordnum+header.insnum*4+header.smpnum*4+header.patnum*4);
+	
+	
+	if (file->get_byte()>0) //not made with this version, ignore extended info
+		return FILE_OK;
+	
+	/* Chibitracker Extended info */
+
+	switch(file->get_byte()) {
+		
+		case CPSong::REVERB_MODE_ROOM: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_ROOM );
+		} break;
+		case CPSong::REVERB_MODE_STUDIO_SMALL: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_STUDIO_SMALL );
+			
+		} break;
+		case CPSong::REVERB_MODE_STUDIO_MEDIUM: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_STUDIO_MEDIUM );
+			
+		} break;
+		case CPSong::REVERB_MODE_STUDIO_LARGE: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_STUDIO_LARGE );
+			
+		} break;
+		case CPSong::REVERB_MODE_HALL: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_HALL );
+			
+		} break;
+		case CPSong::REVERB_MODE_SPACE_ECHO: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_SPACE_ECHO );
+			
+		} break;
+
+		case CPSong::REVERB_MODE_ECHO: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_ECHO );
+			
+		} break;
+		case CPSong::REVERB_MODE_DELAY: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_DELAY );
+			
+		} break;
+		case CPSong::REVERB_MODE_HALF_ECHO: {
+			
+			song->set_reverb_mode( CPSong::REVERB_MODE_HALF_ECHO );
+			
+		} break;
+	
+	}
+		
+	//chorus
+	song->set_chorus_speed_hz10( file->get_byte() );
+	song->set_chorus_delay_ms( file->get_byte() );
+	song->set_chorus_depth_ms10( file->get_byte() );
+	song->set_chorus_separation_ms( file->get_byte() );
+	
+	for (int i=0;i<CPPattern::WIDTH;i++) {
+		song->set_channel_reverb(i,file->get_byte());
+	}
+	for (int i=0;i<CPPattern::WIDTH;i++) {
+		song->set_channel_chorus(i,file->get_byte());
+	}
+	
+	return FILE_OK;
+	
+}
+
+CPLoader::Error CPLoader_IT::load_message() {
+
+	
+	if (!(header.special & 1)) {
+
+		return FILE_OK;
+	}		
+
+
+	file->seek(header.msgoffset);
+
+	//(void*)tmpmsg=malloc(header.msglength+1);
+
+	char message[8000];
+
+	
+	char *tmpmsg = message;
+
+	file->get_byte_array((uint8_t*)tmpmsg,header.msglength);
+	tmpmsg[header.msglength]=0;
+	
+	for (int i=0;i<header.msglength;i++) if (tmpmsg[i]=='\r') tmpmsg[i]='\n';
+
+	song->set_message(tmpmsg);
+	
+	return FILE_OK;
+}
+
+CPLoader::Error CPLoader_IT::load_orders() {
+
+	file->seek(0xC0);
+	
+	
+	for (int i=0;i<header.ordnum;i++) {
+		
+		uint8_t aux_order=file->get_byte();
+		CPOrder order=CP_ORDER_NONE;
+		
+		
+		if (i>=CPSong::MAX_ORDERS)
+			continue;
+		if (aux_order==254)  {
+
+			order=CP_ORDER_BREAK;
+
+		} else if (aux_order<200) {
+
+			order=aux_order;
+			//nothing!
+
+		} 
+		song->set_order(i,order);
+		
+	}
+	
+	if (file->eof_reached() || file->get_error()) {
+
+
+		return FILE_CORRUPTED;
+
+	}
+	
+	return FILE_OK;
+}
+
+
+