143 lines
4.9 KiB
C++
143 lines
4.9 KiB
C++
/*************************************************************************/
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/* cp_player_data.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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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_player_data.h"
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#include <stdio.h>
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CPPlayer::CPPlayer(CPMixer *p_mixer, CPSong *p_song) {
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song = p_song;
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mixer = p_mixer;
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control.max_voices = p_mixer->get_total_voice_count() - 1; //leave one for the sample
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control.force_no_nna = false;
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control.external_vibrato = false;
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control.filters = true;
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control.random_seed = 128364; //anything
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control.play_mode = 0;
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set_virtual_channels(p_mixer->get_total_voice_count());
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mixer->set_callback(&CPPlayer::callback_function, this);
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reset();
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}
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CPPlayer::~CPPlayer() {
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}
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void CPPlayer::set_virtual_channels(int p_amount) {
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if (p_amount < 1) return;
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if (p_amount > mixer->get_total_voice_count())
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return;
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control.max_voices = p_amount;
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}
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void CPPlayer::callback_function(void *p_userdata) {
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CPPlayer *pd = (CPPlayer *)p_userdata;
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pd->process_tick();
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}
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void CPPlayer::process_tick() {
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handle_tick();
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mixer->set_callback_interval(2500000 / control.tempo);
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song_usecs += 2500000 / control.tempo;
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}
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void CPPlayer::reset() {
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if (mixer == NULL) return;
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if (song == NULL) return;
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int i;
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for (i = 0; i < control.max_voices; i++) {
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voice[i].reset();
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mixer->stop_voice(i);
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}
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for (i = 0; i < CPPattern::WIDTH; i++) {
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control.channel[i].reset();
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control.channel[i].channel_volume = song->get_channel_volume(i);
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control.channel[i].channel_panning = ((int)song->get_channel_pan(i) * PAN_RIGHT / 64);
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if (song->is_channel_surround(i))
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control.channel[i].channel_panning = PAN_SURROUND;
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control.channel[i].mute = song->is_channel_mute(i);
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control.channel[i].chorus_send = song->get_channel_chorus(i) * 0xFF / 64;
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control.channel[i].reverb_send = song->get_channel_reverb(i) * 0xFF / 64;
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}
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control.speed = song->get_speed();
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control.tempo = song->get_tempo();
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control.global_volume = song->get_global_volume();
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control.position.current_pattern = 0;
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control.position.current_row = 0;
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control.position.current_order = 0;
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control.position.force_next_order = -1;
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control.ticks_counter = control.speed;
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control.position.forbid_jump = false;
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song_usecs = 0;
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}
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int64_t CPPlayer::get_channel_last_note_time_usec(int p_channel) const {
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CP_FAIL_INDEX_V(p_channel, 64, -1);
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return control.channel[p_channel].last_event_usecs;
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}
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void CPPlayer::set_channel_global_volume(int p_channel, int p_volume) {
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CP_FAIL_INDEX(p_channel, 64);
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control.channel[p_channel].channel_global_volume = CLAMP(p_volume, 0, 255);
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}
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int CPPlayer::get_channel_global_volume(int p_channel) const {
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CP_FAIL_INDEX_V(p_channel, 64, -1);
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return control.channel[p_channel].channel_global_volume;
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}
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bool CPPlayer::reached_end_of_song() {
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return control.reached_end;
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}
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void CPPlayer::set_force_external_vibratos(bool p_force) {
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control.external_vibrato = p_force;
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}
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void CPPlayer::set_force_no_nna(bool p_force) {
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control.force_no_nna = p_force;
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}
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