127 lines
5.4 KiB
C++
127 lines
5.4 KiB
C++
/*************************************************************************/
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/* cp_player_data_utils.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_player_data.h"
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uint8_t CPPlayer::vibrato_table[32] = {
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0, 24, 49, 74, 97, 120, 141, 161, 180, 197, 212, 224, 235, 244, 250, 253,
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255, 253, 250, 244, 235, 224, 212, 197, 180, 161, 141, 120, 97, 74, 49, 24
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};
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uint8_t CPPlayer::auto_vibrato_table[128] = {
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0, 1, 3, 4, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23,
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24, 25, 27, 28, 30, 31, 32, 34, 35, 36, 38, 39, 40, 41, 42, 44,
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45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 54, 55, 56, 57, 57, 58,
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59, 59, 60, 60, 61, 61, 62, 62, 62, 63, 63, 63, 63, 63, 63, 63,
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64, 63, 63, 63, 63, 63, 63, 63, 62, 62, 62, 61, 61, 60, 60, 59,
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59, 58, 57, 57, 56, 55, 54, 54, 53, 52, 51, 50, 49, 48, 47, 46,
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45, 44, 42, 41, 40, 39, 38, 36, 35, 34, 32, 31, 30, 28, 27, 25,
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24, 23, 21, 20, 18, 17, 15, 14, 12, 10, 9, 7, 6, 4, 3, 1
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};
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int8_t CPPlayer::panbrello_table[256] = {
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0, 2, 3, 5, 6, 8, 9, 11, 12, 14, 16, 17, 19, 20, 22, 23,
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24, 26, 27, 29, 30, 32, 33, 34, 36, 37, 38, 39, 41, 42, 43, 44,
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45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 56, 57, 58, 59,
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59, 60, 60, 61, 61, 62, 62, 62, 63, 63, 63, 64, 64, 64, 64, 64,
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64, 64, 64, 64, 64, 64, 63, 63, 63, 62, 62, 62, 61, 61, 60, 60,
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59, 59, 58, 57, 56, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47, 46,
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45, 44, 43, 42, 41, 39, 38, 37, 36, 34, 33, 32, 30, 29, 27, 26,
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24, 23, 22, 20, 19, 17, 16, 14, 12, 11, 9, 8, 6, 5, 3, 2,
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0, -2, -3, -5, -6, -8, -9, -11, -12, -14, -16, -17, -19, -20, -22, -23,
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-24, -26, -27, -29, -30, -32, -33, -34, -36, -37, -38, -39, -41, -42, -43, -44,
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-45, -46, -47, -48, -49, -50, -51, -52, -53, -54, -55, -56, -56, -57, -58, -59,
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-59, -60, -60, -61, -61, -62, -62, -62, -63, -63, -63, -64, -64, -64, -64, -64,
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-64, -64, -64, -64, -64, -64, -63, -63, -63, -62, -62, -62, -61, -61, -60, -60,
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-59, -59, -58, -57, -56, -56, -55, -54, -53, -52, -51, -50, -49, -48, -47, -46,
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-45, -44, -43, -42, -41, -39, -38, -37, -36, -34, -33, -32, -30, -29, -27, -26,
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-24, -23, -22, -20, -19, -17, -16, -14, -12, -11, -9, -8, -6, -5, -3, -2
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};
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int32_t CPPlayer::get_period(uint16_t p_note, int32_t p_c5speed) {
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if (song->has_linear_slides()) {
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return CPTables::get_linear_period(p_note, 0);
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} else {
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return CPTables::get_log_period(p_note >> 1, p_c5speed >> 1);
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}
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}
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int32_t CPPlayer::get_frequency(int32_t period) {
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if (song->has_linear_slides()) {
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return CPTables::get_linear_frequency(period);
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} else {
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return CPTables::get_old_frequency(period);
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}
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}
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int CPPlayer::find_empty_voice() {
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int i;
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int min_priority, min_priority_chan = 0, priority;
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for (i = 0; i < control.max_voices; i++) {
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if (((voice[i].kick == KICK_NOTHING) || (voice[i].kick == KICK_ENVELOPE)) && !mixer->is_voice_active(i)) {
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return i;
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}
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}
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// todo more
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for (i = 0; i < control.max_voices; i++) {
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/* allow us to take over a nonexisting sample */
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// if ((voice[i].s==NULL)
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// return k;
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if ((voice[i].kick == KICK_NOTHING) || (voice[i].kick == KICK_ENVELOPE)) {
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priority = voice[i].total_volume << ((CPSampleManager::get_singleton()->get_loop_type(voice[i].sample_ptr->get_sample_data()) != CP_LOOP_NONE) ? 1 : 0);
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if ((voice[i].has_master_channel) && (&voice[i] == voice[i].master_channel->slave_voice)) {
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priority <<= 2;
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}
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if ((i == 0) || (priority < min_priority)) {
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min_priority = priority;
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min_priority_chan = i;
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}
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}
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}
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if (min_priority > 8000 * 7) return -1; /* what the fuck is this? */
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return min_priority_chan;
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}
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