godot/drivers/chibi/cp_player_data.cpp
2015-04-18 14:38:54 -03:00

152 lines
4.8 KiB
C++

/*************************************************************************/
/* cp_player_data.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2015 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_player_data.h"
#include <stdio.h>
CPPlayer::CPPlayer(CPMixer *p_mixer,CPSong *p_song){
song=p_song;
mixer=p_mixer;
control.max_voices=p_mixer->get_total_voice_count()-1; //leave one for the sample
control.force_no_nna=false;
control.external_vibrato=false;
control.filters=true;
control.random_seed=128364; //anything
control.play_mode=0;
set_virtual_channels(p_mixer->get_total_voice_count());
mixer->set_callback( &CPPlayer::callback_function, this );
reset();
}
CPPlayer::~CPPlayer(){
}
void CPPlayer::set_virtual_channels(int p_amount) {
if (p_amount<1) return;
if (p_amount>mixer->get_total_voice_count())
return;
control.max_voices=p_amount;
}
void CPPlayer::callback_function(void *p_userdata) {
CPPlayer*pd=(CPPlayer*)p_userdata;
pd->process_tick();
}
void CPPlayer::process_tick() {
handle_tick();
mixer->set_callback_interval( 2500000/control.tempo );
song_usecs+=2500000/control.tempo;
}
void CPPlayer::reset() {
if ( mixer==NULL ) return ;
if ( song==NULL ) return ;
int i;
for (i=0;i<control.max_voices;i++) {
voice[i].reset();
mixer->stop_voice(i);
}
for (i=0;i<CPPattern::WIDTH;i++) {
control.channel[i].reset();
control.channel[i].channel_volume=song->get_channel_volume(i);
control.channel[i].channel_panning=((int)song->get_channel_pan( i)*PAN_RIGHT/64);
if (song->is_channel_surround(i))
control.channel[i].channel_panning=PAN_SURROUND;
control.channel[i].mute=song->is_channel_mute( i );
control.channel[i].chorus_send=song->get_channel_chorus(i)*0xFF/64;
control.channel[i].reverb_send=song->get_channel_reverb(i)*0xFF/64;
}
control.speed=song->get_speed();
control.tempo=song->get_tempo();
control.global_volume=song->get_global_volume();
control.position.current_pattern=0;
control.position.current_row=0;
control.position.current_order=0;
control.position.force_next_order=-1;
control.ticks_counter=control.speed;
control.position.forbid_jump=false;
song_usecs=0;
}
int64_t CPPlayer::get_channel_last_note_time_usec(int p_channel) const {
CP_FAIL_INDEX_V(p_channel,64,-1);
return control.channel[p_channel].last_event_usecs;
}
void CPPlayer::set_channel_global_volume(int p_channel,int p_volume) {
CP_FAIL_INDEX(p_channel,64);
control.channel[p_channel].channel_global_volume=CLAMP(p_volume,0,255);
}
int CPPlayer::get_channel_global_volume(int p_channel) const{
CP_FAIL_INDEX_V(p_channel,64,-1);
return control.channel[p_channel].channel_global_volume;
}
bool CPPlayer::reached_end_of_song() {
return control.reached_end;
}
void CPPlayer::set_force_external_vibratos(bool p_force) {
control.external_vibrato=p_force;
}
void CPPlayer::set_force_no_nna(bool p_force) {
control.force_no_nna=p_force;
}