godot/modules/chibi/cp_player_data.cpp

143 lines
4.9 KiB
C++

/*************************************************************************/
/* cp_player_data.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* 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;
}