1232 lines
37 KiB
C++
1232 lines
37 KiB
C++
/*************************************************************************/
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/* cp_player_data_effects.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) 2007-2016 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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/**********************
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complex effects
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***********************/
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#define RANDOM_MAX 2147483647
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static inline int32_t cp_random_generate(int32_t *seed) {
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int32_t k;
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int32_t s = (int32_t)(*seed);
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if (s == 0)
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s = 0x12345987;
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k = s / 127773;
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s = 16807 * (s - k * 127773) - 2836 * k;
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if (s < 0)
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s += 2147483647;
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(*seed) = (int32_t)s;
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return (int32_t)(s & RANDOM_MAX);
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}
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void CPPlayer::do_vibrato(int p_track,bool fine) {
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uint8_t q;
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uint16_t temp=0;
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if ((control.ticks_counter==0) && control.channel[p_track].row_has_note) control.channel[p_track].vibrato_position=0;
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q=(control.channel[p_track].vibrato_position>>2)&0x1f;
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switch (control.channel[p_track].vibrato_type) {
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case 0: /* sine */
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temp=vibrato_table[q];
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break;
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case 1: /* square wave */
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temp=255;
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break;
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case 2: /* ramp down */
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q<<=3;
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if (control.channel[p_track].vibrato_position<0) q=255-q;
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temp=q;
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break;
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case 3: /* random */
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temp=cp_random_generate(&control.random_seed) %256;//getrandom(256);
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break;
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}
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temp*=control.channel[p_track].vibrato_depth;
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if (song->has_old_effects()) {
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temp>>=7;
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} else {
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temp>>=8;
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}
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if (!fine) temp<<=2;
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if (control.channel[p_track].vibrato_position>=0) {
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control.channel[p_track].period=control.channel[p_track].aux_period+temp;
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} else {
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control.channel[p_track].period=control.channel[p_track].aux_period-temp;
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}
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if (!song->has_old_effects() || control.ticks_counter) control.channel[p_track].vibrato_position+=control.channel[p_track].vibrato_speed;
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}
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void CPPlayer::do_pitch_slide_down(int p_track,uint8_t inf) {
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uint8_t hi,lo;
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if (inf) control.channel[p_track].pitch_slide_info=inf;
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else inf=control.channel[p_track].pitch_slide_info;
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hi=inf>>4;
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lo=inf&0xf;
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if (hi==0xf) {
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if (!control.ticks_counter) control.channel[p_track].aux_period+=(uint16_t)lo<<2;
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} else if (hi==0xe) {
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if (!control.ticks_counter) control.channel[p_track].aux_period+=lo;
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} else {
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if (control.ticks_counter) control.channel[p_track].aux_period+=(uint16_t)inf<<2;
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}
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}
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void CPPlayer::do_pitch_slide_up(int p_track,uint8_t inf) {
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uint8_t hi,lo;
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if (inf) control.channel[p_track].pitch_slide_info=inf;
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else inf=control.channel[p_track].pitch_slide_info;
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hi=inf>>4;
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lo=inf&0xf;
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if (hi==0xf) {
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if (!control.ticks_counter) control.channel[p_track].aux_period-=(uint16_t)lo<<2;
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} else if (hi==0xe) {
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if (!control.ticks_counter) control.channel[p_track].aux_period-=lo;
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} else {
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if (control.ticks_counter) control.channel[p_track].aux_period-=(uint16_t)inf<<2;
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}
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}
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void CPPlayer::do_pitch_slide_to_note(int p_track) {
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if (control.ticks_counter) {
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int dist;
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/* We have to slide a->period towards a->wantedperiod, compute the
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difference between those two values */
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dist=control.channel[p_track].period-control.channel[p_track].slide_to_period;
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/* if they are equal or if portamentospeed is too big... */
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if ((!dist)||((control.channel[p_track].portamento_speed<<2)>cp_intabs(dist))) {
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/* ... make tmpperiod equal tperiod */
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control.channel[p_track].aux_period=control.channel[p_track].period=control.channel[p_track].slide_to_period;
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} else {
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if (dist>0) {
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control.channel[p_track].aux_period-=control.channel[p_track].portamento_speed<<2;
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control.channel[p_track].period-=control.channel[p_track].portamento_speed<<2; /* dist>0 slide up */
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} else {
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control.channel[p_track].aux_period+=control.channel[p_track].portamento_speed<<2;
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control.channel[p_track].period+=control.channel[p_track].portamento_speed<<2; /* dist<0 slide down */
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}
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}
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} else {
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control.channel[p_track].aux_period=control.channel[p_track].period;
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}
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}
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void CPPlayer::do_tremor(int p_track) {
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uint8_t on,off,inf;
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inf=control.channel[p_track].current_parameter;
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if (inf) {
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control.channel[p_track].tremor_info=inf;
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} else {
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inf= control.channel[p_track].tremor_info;
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if (!inf) return;
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}
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//if (!control.ticks_counter) return;
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on=(inf>>4);
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off=(inf&0xf);
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control.channel[p_track].tremor_position%=(on+off);
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control.channel[p_track].volume=(control.channel[p_track].tremor_position<on)?control.channel[p_track].aux_volume:0;
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control.channel[p_track].tremor_position++;
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}
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void CPPlayer::do_pan_slide(int p_track) {
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uint8_t lo,hi,inf;
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int16_t pan;
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inf=control.channel[p_track].current_parameter;
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if (inf) control.channel[p_track].channel_pan_slide_info=inf;
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else inf=control.channel[p_track].channel_pan_slide_info;
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lo=inf&0xf;
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hi=inf>>4;
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pan=(control.channel[p_track].panning==PAN_SURROUND)?PAN_CENTER:control.channel[p_track].panning;
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if (!hi)
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pan+=lo<<2;
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else
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if (!lo) {
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pan-=hi<<2;
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} else
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if (hi==0xf) {
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if (!control.ticks_counter) pan+=lo<<2;
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} else
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if (lo==0xf) {
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if (!control.ticks_counter) pan-=hi<<2;
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}
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//this sets both chan & voice paning
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control.channel[p_track].panning=(pan<PAN_LEFT)?PAN_LEFT:(pan>PAN_RIGHT?PAN_RIGHT:pan);
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control.channel[p_track].channel_panning=control.channel[p_track].panning;
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}
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void CPPlayer::do_volume_slide(int p_track,int inf) {
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uint8_t hi,lo;
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lo=inf&0xf;
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hi=inf>>4;
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if (!lo) {
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if ((control.ticks_counter)) control.channel[p_track].aux_volume+=hi;
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} else if (!hi) {
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if ((control.ticks_counter)) control.channel[p_track].aux_volume-=lo;
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} else if (lo==0xf) {
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if (!control.ticks_counter) control.channel[p_track].aux_volume+=(hi?hi:0xf);
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} else if (hi==0xf) {
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if (!control.ticks_counter) control.channel[p_track].aux_volume-=(lo?lo:0xf);
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} else return;
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if (control.channel[p_track].aux_volume<0) {
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control.channel[p_track].aux_volume=0;
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} else if (control.channel[p_track].aux_volume>64) {
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control.channel[p_track].aux_volume=64;
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}
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}
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void CPPlayer::do_channel_volume_slide(int p_track) {
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uint8_t lo, hi,inf;
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inf=control.channel[p_track].current_parameter;
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if (inf) control.channel[p_track].channel_volume_slide_info=inf;
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inf=control.channel[p_track].channel_volume_slide_info;
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lo=inf&0xf;
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hi=inf>>4;
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if (!hi)
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control.channel[p_track].channel_volume-=lo;
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else
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if (!lo) {
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control.channel[p_track].channel_volume+=hi;
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} else
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if (hi==0xf) {
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if (!control.ticks_counter) control.channel[p_track].channel_volume-=lo;
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} else
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if (lo==0xf) {
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if (!control.ticks_counter) control.channel[p_track].channel_volume+=hi;
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}
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if (control.channel[p_track].channel_volume<0) control.channel[p_track].channel_volume=0;
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if (control.channel[p_track].channel_volume>64) control.channel[p_track].channel_volume=64;
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}
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void CPPlayer::do_tremolo(int p_track) {
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uint8_t q;
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int16_t temp=0;
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if ((control.ticks_counter==0) && control.channel[p_track].row_has_note) control.channel[p_track].tremolo_position=0;
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q=(control.channel[p_track].tremolo_position>>2)&0x1f;
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switch (control.channel[p_track].tremolo_type) {
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case 0: /* sine */
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temp=vibrato_table[q];
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break;
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case 1: /* ramp down */
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q<<=3;
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if (control.channel[p_track].tremolo_position<0) q=255-q;
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temp=q;
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break;
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case 2: /* square wave */
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temp=255;
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break;
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case 3: /* random */
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temp=cp_random_generate(&control.random_seed) % 256;//getrandom(256);
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break;
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}
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temp*=control.channel[p_track].tremolo_depth;
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temp>>=7;
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if (control.channel[p_track].tremolo_position>=0) {
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control.channel[p_track].volume=control.channel[p_track].aux_volume+temp;
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if (control.channel[p_track].volume>64) control.channel[p_track].volume=64;
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} else {
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control.channel[p_track].volume=control.channel[p_track].aux_volume-temp;
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if (control.channel[p_track].volume<0) control.channel[p_track].volume=0;
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}
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/*if (control.ticks_counter)*/ control.channel[p_track].tremolo_position+=control.channel[p_track].tremolo_speed;
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}
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void CPPlayer::do_arpegio(int p_track) {
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uint8_t note,dat;
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//note=control.channel[p_track].note;
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note=0;
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if (control.channel[p_track].current_parameter) {
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control.channel[p_track].arpegio_info=control.channel[p_track].current_parameter;
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}
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dat=control.channel[p_track].arpegio_info;
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if (dat) {
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switch (control.ticks_counter%3) {
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case 1: {
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note+=(dat>>4);
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} break;
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case 2: {
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note+=(dat&0xf);
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} break;
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}
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if (song->has_linear_slides()) {
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control.channel[p_track].period=control.channel[p_track].aux_period-cp_intabs(get_period((uint16_t)46,0)-get_period((uint16_t)44,0))*note;
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} else if (control.channel[p_track].sample_ptr) {
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control.channel[p_track].period=get_period( (((uint16_t)control.channel[p_track].note)+note)<<1,CPSampleManager::get_singleton()->get_c5_freq( (control.channel[p_track].sample_ptr->get_sample_data())));
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}
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control.channel[p_track].has_own_period=true;
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}
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}
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void CPPlayer::do_retrig(int p_track) {
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uint8_t inf;
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inf=control.channel[p_track].current_parameter;
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if (inf) {
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control.channel[p_track].retrig_volslide=inf>>4;
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control.channel[p_track].retrig_speed=inf&0xf;
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}
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/* only retrigger if low nibble > 0 */
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if ( control.channel[p_track].retrig_speed>0) {
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if ( !control.channel[p_track].retrig_counter ) {
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/* when retrig counter reaches 0, reset counter and restart the
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sample */
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if (control.channel[p_track].kick!=KICK_NOTE) control.channel[p_track].kick=KICK_NOTEOFF;
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control.channel[p_track].retrig_counter=control.channel[p_track].retrig_speed;
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if ((control.ticks_counter)/*||(pf->flags&UF_S3MSLIDES)*/) {
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switch (control.channel[p_track].retrig_volslide) {
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case 1:
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case 2:
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case 3:
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case 4:
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case 5:
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control.channel[p_track].aux_volume-=(1<<(control.channel[p_track].retrig_volslide-1));
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break;
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case 6:
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control.channel[p_track].aux_volume=(2*control.channel[p_track].aux_volume)/3;
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break;
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case 7:
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control.channel[p_track].aux_volume>>=1;
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break;
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case 9:
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case 0xa:
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case 0xb:
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case 0xc:
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case 0xd:
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control.channel[p_track].aux_volume+=(1<<(control.channel[p_track].retrig_volslide-9));
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break;
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case 0xe:
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control.channel[p_track].aux_volume=(3*control.channel[p_track].aux_volume)>>1;
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break;
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case 0xf:
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control.channel[p_track].aux_volume=control.channel[p_track].aux_volume<<1;
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break;
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}
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if (control.channel[p_track].aux_volume<0) control.channel[p_track].aux_volume=0;
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else if (control.channel[p_track].aux_volume>64) control.channel[p_track].aux_volume=64;
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}
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}
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control.channel[p_track].retrig_counter--; /* countdown */
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}
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}
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void CPPlayer::do_global_volume_slide(int p_track) {
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uint8_t lo,hi,inf;
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inf=control.channel[p_track].current_parameter;
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if (inf) control.channel[p_track].global_volume_slide_info=inf;
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inf=control.channel[p_track].global_volume_slide_info;
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lo=inf&0xf;
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hi=inf>>4;
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if (!lo) {
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if (control.ticks_counter) control.global_volume+=hi;
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} else
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if (!hi) {
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if (control.ticks_counter) control.global_volume-=lo;
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} else
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if (lo==0xf) {
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if (!control.ticks_counter) control.global_volume+=hi;
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} else
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if (hi==0xf) {
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if (!control.ticks_counter) control.global_volume-=lo;
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}
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if (control.global_volume<0) control.global_volume=0;
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if (control.global_volume>128) control.global_volume=128;
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}
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void CPPlayer::do_panbrello(int p_track) {
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uint8_t q;
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int32_t temp=0;
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q=control.channel[p_track].panbrello_position;
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switch (control.channel[p_track].panbrello_type) {
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case 0: {/* sine */
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temp=panbrello_table[q];
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} break;
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case 1: {/* square wave */
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temp=(q<0x80)?64:0;
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} break;
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case 2: {/* ramp down */
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q<<=3;
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temp=q;
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} break;
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case 3: {/* random */
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if (control.channel[p_track].panbrello_position>=control.channel[p_track].panbrello_speed) {
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control.channel[p_track].panbrello_position=0;
|
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temp=cp_random_generate(&control.random_seed)%256;//getrandom(256);
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}
|
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} break;
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}
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|
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temp=temp*(int)control.channel[p_track].panbrello_depth/0xF;
|
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temp<<=1;
|
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if (control.channel[p_track].channel_panning!=PAN_SURROUND)
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temp+=control.channel[p_track].channel_panning;
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control.channel[p_track].panning=(temp<PAN_LEFT)?PAN_LEFT:(temp>PAN_RIGHT?PAN_RIGHT:temp);
|
|
control.channel[p_track].panbrello_position+=control.channel[p_track].panbrello_speed;
|
|
}
|
|
|
|
/******************
|
|
S effect
|
|
*******************/
|
|
|
|
|
|
void CPPlayer::do_effect_S(int p_track) {
|
|
|
|
uint8_t inf,c,dat;
|
|
|
|
dat=control.channel[p_track].current_parameter;
|
|
|
|
inf=dat&0xf;
|
|
c=dat>>4;
|
|
|
|
if (!dat) {
|
|
c=control.channel[p_track].current_S_effect;
|
|
inf=control.channel[p_track].current_S_data;
|
|
} else {
|
|
control.channel[p_track].current_S_effect=c;
|
|
control.channel[p_track].current_S_data=inf;
|
|
}
|
|
|
|
switch (c) {
|
|
case 1: {/* S1x set glissando voice */
|
|
// this is unsupported in IT!
|
|
|
|
control.channel[p_track].chorus_send=inf*0xFF/0xF;
|
|
|
|
}break;
|
|
case 2: /* S2x set finetune */
|
|
//Also not supported!
|
|
break;
|
|
case 3: /* S3x set vibrato waveform */
|
|
if (inf<4) control.channel[p_track].vibrato_type=inf;
|
|
break;
|
|
case 4: /* S4x set tremolo waveform */
|
|
if (inf<4) control.channel[p_track].tremolo_type=inf;
|
|
break;
|
|
case 5: /* S5x panbrello */
|
|
if (inf<4) control.channel[p_track].panbrello_type=inf;
|
|
break;
|
|
case 6: {/* S6x delay x number of frames (patdly) */
|
|
|
|
if (control.ticks_counter) break;
|
|
if (!control.pattern_delay_2) control.pattern_delay_1=inf+1; /* only once, when vbtick=0 */
|
|
|
|
} break;
|
|
case 7: /* S7x instrument / NNA commands */
|
|
|
|
if (!song->has_instruments())
|
|
break;
|
|
switch(inf) {
|
|
|
|
case 0x3: {
|
|
|
|
control.channel[p_track].NNA_type=CPInstrument::NNA_NOTE_CUT;
|
|
} break;
|
|
case 0x4: {
|
|
|
|
control.channel[p_track].NNA_type=CPInstrument::NNA_NOTE_CONTINUE;
|
|
} break;
|
|
case 0x5: {
|
|
|
|
control.channel[p_track].NNA_type=CPInstrument::NNA_NOTE_OFF;
|
|
} break;
|
|
case 0x6: {
|
|
|
|
control.channel[p_track].NNA_type=CPInstrument::NNA_NOTE_FADE;
|
|
} break;
|
|
case 0x7: {
|
|
|
|
if (control.channel[p_track].slave_voice)
|
|
control.channel[p_track].slave_voice->volume_envelope_ctrl.active=false;
|
|
} break;
|
|
case 0x8: {
|
|
|
|
if (control.channel[p_track].slave_voice)
|
|
control.channel[p_track].slave_voice->volume_envelope_ctrl.active=true;
|
|
|
|
} break;
|
|
case 0x9: {
|
|
|
|
if (control.channel[p_track].slave_voice)
|
|
control.channel[p_track].slave_voice->panning_envelope_ctrl.active=false;
|
|
|
|
} break;
|
|
case 0xA: {
|
|
|
|
if (control.channel[p_track].slave_voice)
|
|
control.channel[p_track].slave_voice->panning_envelope_ctrl.active=true;
|
|
|
|
} break;
|
|
case 0xB: {
|
|
if (control.channel[p_track].slave_voice)
|
|
control.channel[p_track].slave_voice->pitch_envelope_ctrl.active=false;
|
|
|
|
} break;
|
|
case 0xC: {
|
|
|
|
if (control.channel[p_track].slave_voice)
|
|
control.channel[p_track].slave_voice->pitch_envelope_ctrl.active=true;
|
|
|
|
} break;
|
|
|
|
} break;
|
|
|
|
break;
|
|
case 8: {/* S8x set panning position */
|
|
|
|
// if (pf->panflag) {
|
|
if (inf<=8) inf<<=4;
|
|
else inf*=17;
|
|
control.channel[p_track].panning=control.channel[p_track].channel_panning=inf;
|
|
// }
|
|
} break;
|
|
|
|
case 9: { /* S9x set surround sound */
|
|
//if (pf->panflag)
|
|
control.channel[p_track].panning=control.channel[p_track].channel_panning=PAN_SURROUND;
|
|
} break;
|
|
case 0xA:{ /* SAy set high order sample offset yxx00h */
|
|
|
|
if (control.channel[p_track].current_parameter) control.channel[p_track].hi_offset=(int32_t)inf<<16;
|
|
control.channel[p_track].sample_start_index=control.channel[p_track].hi_offset|control.channel[p_track].lo_offset;
|
|
} break;
|
|
case 0xB: { /* SBx pattern loop */
|
|
if (control.ticks_counter) break;
|
|
|
|
if (inf) { /* set reppos or repcnt ? */
|
|
/* set repcnt, so check if repcnt already is set, which means we
|
|
are already looping */
|
|
if (control.channel[p_track].pattern_loop_count>0)
|
|
control.channel[p_track].pattern_loop_count--; /* already looping, decrease counter */
|
|
else {
|
|
control.channel[p_track].pattern_loop_count=inf; /* not yet looping, so set repcnt */
|
|
}
|
|
|
|
if (control.channel[p_track].pattern_loop_count>0) { /* jump to reppos if repcnt>0 */
|
|
|
|
control.position=control.previous_position; // This will also anulate any Cxx or break..
|
|
|
|
control.position.current_row=control.channel[p_track].pattern_loop_position;
|
|
control.position.forbid_jump=true;
|
|
}
|
|
|
|
} else {
|
|
|
|
|
|
control.channel[p_track].pattern_loop_position=control.position.current_row-1;
|
|
}
|
|
|
|
} break;
|
|
case 0xC: { /* SCx notecut */
|
|
|
|
if (control.ticks_counter>=inf) {
|
|
|
|
control.channel[p_track].aux_volume=0;
|
|
control.channel[p_track].note_end_flags|=END_NOTE_OFF;
|
|
control.channel[p_track].note_end_flags|=END_NOTE_KILL;
|
|
}
|
|
} break;
|
|
case 0xD: {/* SDx notedelay */
|
|
|
|
if (!control.ticks_counter) {
|
|
|
|
control.channel[p_track].note_delay=inf;
|
|
|
|
} else if (control.channel[p_track].note_delay) {
|
|
|
|
control.channel[p_track].note_delay--;
|
|
}
|
|
|
|
} break;
|
|
case 0xF: {/* SEx patterndelay */
|
|
|
|
if (control.ticks_counter) break;
|
|
if (!control.pattern_delay_2) control.pattern_delay_1=inf+1; /* only once, when vbtick=0 */
|
|
|
|
} break;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*********************
|
|
volume effects
|
|
**********************/
|
|
|
|
void CPPlayer::run_volume_column_effects(int p_track) {
|
|
|
|
uint8_t param=control.channel[p_track].current_volume_parameter;
|
|
|
|
|
|
switch ('A'+control.channel[p_track].current_volume_command) {
|
|
|
|
case 'A': {
|
|
|
|
if (param>0) control.channel[p_track].volcol_volume_slide=param;
|
|
else param=control.channel[p_track].volcol_volume_slide;
|
|
|
|
do_volume_slide(p_track,param*0x10+0xF);
|
|
|
|
} break;
|
|
case 'B': {
|
|
|
|
if (param>0) control.channel[p_track].volcol_volume_slide=param;
|
|
else param=control.channel[p_track].volcol_volume_slide;
|
|
|
|
do_volume_slide(p_track,0xF0+param);
|
|
|
|
} break;
|
|
case 'C': {
|
|
|
|
if (param>0) control.channel[p_track].volcol_volume_slide=param;
|
|
else param=control.channel[p_track].volcol_volume_slide;
|
|
|
|
do_volume_slide(p_track,param*0x10);
|
|
} break;
|
|
case 'D': {
|
|
|
|
if (param>0) control.channel[p_track].volcol_volume_slide=param;
|
|
else param=control.channel[p_track].volcol_volume_slide;
|
|
do_volume_slide(p_track,param);
|
|
|
|
} break;
|
|
case 'E': {
|
|
|
|
do_pitch_slide_down(p_track,param<<2);
|
|
} break;
|
|
case 'F': {
|
|
|
|
do_pitch_slide_up(p_track,param<<2);
|
|
} break;
|
|
case 'G': {
|
|
|
|
const uint8_t slide_table[]={0,1,4,8,16,32,64,96,128,255};
|
|
if (param) {
|
|
|
|
control.channel[p_track].portamento_speed=slide_table[param];
|
|
}
|
|
|
|
if (control.channel[p_track].period && (control.channel[p_track].old_note<=120)) {
|
|
|
|
if ( (!control.ticks_counter) && (control.channel[p_track].new_instrument) ){
|
|
|
|
//control.channel[p_track].kick=KICK_NOTE;
|
|
//control.channel[p_track].sample_start_index=0; // < am i stupid?
|
|
} else {
|
|
|
|
control.channel[p_track].kick=(control.channel[p_track].kick==KICK_NOTE)?KICK_ENVELOPE:KICK_NOTHING;
|
|
do_pitch_slide_to_note(p_track);
|
|
control.channel[p_track].has_own_period=true;
|
|
}
|
|
|
|
}
|
|
} break;
|
|
case 'H': {
|
|
|
|
|
|
if (!control.ticks_counter) {
|
|
if (param&0x0f) control.channel[p_track].vibrato_depth=param;
|
|
}
|
|
control.channel[p_track].doing_vibrato=true;
|
|
if (control.external_vibrato) break;
|
|
if (control.channel[p_track].period) {
|
|
|
|
do_vibrato(p_track,false);
|
|
control.channel[p_track].has_own_period=true;
|
|
}
|
|
|
|
} break;
|
|
}
|
|
}
|
|
/*********************
|
|
table
|
|
**********************/
|
|
|
|
|
|
void CPPlayer::run_effects(int p_track) {
|
|
|
|
switch ('A'+control.channel[p_track].current_command) {
|
|
|
|
case 'A': {
|
|
|
|
if ((control.ticks_counter>0) || (control.pattern_delay_2>0)) break;
|
|
|
|
int new_speed;
|
|
|
|
new_speed=control.channel[p_track].current_parameter % 128;
|
|
|
|
if (new_speed>0) {
|
|
control.speed=new_speed;
|
|
control.ticks_counter=0;
|
|
}
|
|
} break;
|
|
case 'B': {
|
|
|
|
int next_order;
|
|
|
|
if (control.ticks_counter || control.position.forbid_jump) break;
|
|
|
|
control.position.current_row=0;
|
|
|
|
if (control.play_mode==PLAY_PATTERN) break;
|
|
|
|
next_order=get_song_next_order_idx(song, (int)control.channel[p_track].current_parameter-1);
|
|
|
|
if (next_order!=-1) {
|
|
// Do we have a "next order?"
|
|
control.position.current_pattern=song->get_order(next_order);
|
|
control.position.force_next_order=next_order;
|
|
|
|
} else {
|
|
// no, probably the user deleted the orderlist.
|
|
control.play_mode=PLAY_NOTHING;
|
|
reset();
|
|
}
|
|
} break;
|
|
case 'C': {
|
|
|
|
int next_order;
|
|
|
|
if (control.ticks_counter || control.position.forbid_jump) break;
|
|
|
|
control.position.current_row=control.channel[p_track].current_parameter;
|
|
|
|
if (control.play_mode==PLAY_PATTERN) {
|
|
|
|
if (control.position.current_row>=song->get_pattern(control.position.current_pattern)->get_length()) {
|
|
|
|
control.position.current_row=0;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
next_order=get_song_next_order_idx(song, (int)control.position.current_order);
|
|
|
|
if (next_order!=-1) {
|
|
// Do we have a "next order?"
|
|
control.position.current_pattern=song->get_order(next_order);
|
|
|
|
if (control.position.current_row>=song->get_pattern(song->get_order(next_order))->get_length()) {
|
|
|
|
control.position.current_row=0;
|
|
}
|
|
|
|
control.position.force_next_order=next_order;
|
|
|
|
} else {
|
|
// no, probably the user deleted the orderlist.
|
|
control.play_mode=PLAY_NOTHING;
|
|
reset();
|
|
}
|
|
|
|
} break;
|
|
case 'D': {
|
|
|
|
uint8_t inf ;
|
|
//explicitslides=1;
|
|
inf=control.channel[p_track].current_parameter;
|
|
|
|
if (inf) control.channel[p_track].volume_slide_info=inf;
|
|
else inf=control.channel[p_track].volume_slide_info;
|
|
|
|
do_volume_slide(p_track,inf);
|
|
|
|
} break;
|
|
case 'E': {
|
|
|
|
uint8_t inf;
|
|
|
|
inf=control.channel[p_track].current_parameter;
|
|
do_pitch_slide_down(p_track,inf);
|
|
|
|
} break;
|
|
case 'F': {
|
|
|
|
uint8_t inf;
|
|
|
|
inf=control.channel[p_track].current_parameter;
|
|
do_pitch_slide_up(p_track,inf);
|
|
|
|
} break;
|
|
case 'G': {
|
|
|
|
if (control.channel[p_track].current_parameter) {
|
|
|
|
control.channel[p_track].portamento_speed=control.channel[p_track].current_parameter;
|
|
}
|
|
|
|
if (control.channel[p_track].period && (control.channel[p_track].old_note<=120)) {
|
|
|
|
if ( (!control.ticks_counter) && (control.channel[p_track].new_instrument) ){
|
|
|
|
|
|
control.channel[p_track].kick=KICK_NOTE;
|
|
control.channel[p_track].sample_start_index=0;
|
|
|
|
} else {
|
|
|
|
control.channel[p_track].kick=(control.channel[p_track].kick==KICK_NOTE)?KICK_ENVELOPE:KICK_NOTHING;
|
|
}
|
|
|
|
do_pitch_slide_to_note(p_track);
|
|
control.channel[p_track].has_own_period=true;
|
|
}
|
|
|
|
} break;
|
|
case 'H': {
|
|
|
|
uint8_t dat;
|
|
|
|
control.channel[p_track].doing_vibrato=true;
|
|
|
|
dat=control.channel[p_track].current_parameter;
|
|
|
|
if (!control.ticks_counter) {
|
|
if (dat&0x0f) control.channel[p_track].vibrato_depth=dat&0xf;
|
|
if (dat&0xf0) control.channel[p_track].vibrato_speed=(dat&0xf0)>>2;
|
|
}
|
|
|
|
if (control.external_vibrato) break;
|
|
|
|
if (control.channel[p_track].period) {
|
|
|
|
do_vibrato(p_track,false);
|
|
control.channel[p_track].has_own_period=true;
|
|
}
|
|
|
|
} break;
|
|
case 'I': {
|
|
|
|
do_tremor(p_track);
|
|
control.channel[p_track].has_own_volume=true;
|
|
} break;
|
|
case 'J': {
|
|
|
|
do_arpegio(p_track);
|
|
} break;
|
|
case 'K': {
|
|
|
|
uint8_t inf ;
|
|
//explicitslides=1;
|
|
inf=control.channel[p_track].current_parameter;
|
|
|
|
control.channel[p_track].doing_vibrato=true;
|
|
|
|
|
|
if (inf) control.channel[p_track].volume_slide_info=inf;
|
|
else inf=control.channel[p_track].volume_slide_info;
|
|
|
|
do_volume_slide(p_track,inf);
|
|
|
|
if (control.external_vibrato) break;
|
|
|
|
if (control.channel[p_track].period) {
|
|
|
|
do_vibrato(p_track,false);
|
|
control.channel[p_track].has_own_period=true;
|
|
}
|
|
|
|
} break;
|
|
case 'L': {
|
|
uint8_t inf ;
|
|
//explicitslides=1;
|
|
inf=control.channel[p_track].current_parameter;
|
|
|
|
if (inf) control.channel[p_track].volume_slide_info=inf;
|
|
else inf=control.channel[p_track].volume_slide_info;
|
|
|
|
do_volume_slide(p_track,inf);
|
|
|
|
if (control.channel[p_track].period && (control.channel[p_track].old_note<=120)) {
|
|
if ( (!control.ticks_counter) && (control.channel[p_track].new_instrument) ){
|
|
|
|
control.channel[p_track].kick=KICK_NOTE;
|
|
control.channel[p_track].sample_start_index=0;
|
|
|
|
} else {
|
|
|
|
control.channel[p_track].kick=(control.channel[p_track].kick==KICK_NOTE)?KICK_ENVELOPE:KICK_NOTHING;
|
|
}
|
|
|
|
do_pitch_slide_to_note(p_track);
|
|
control.channel[p_track].has_own_period=true;
|
|
}
|
|
} break;
|
|
case 'M': {
|
|
control.channel[p_track].channel_volume=control.channel[p_track].current_parameter;
|
|
if (control.channel[p_track].channel_volume>64) control.channel[p_track].channel_volume=64;
|
|
else if (control.channel[p_track].channel_volume<0) control.channel[p_track].channel_volume=0;
|
|
} break;
|
|
case 'N': {
|
|
|
|
do_channel_volume_slide(p_track);
|
|
}
|
|
case 'O': {
|
|
|
|
if (!control.ticks_counter) {
|
|
|
|
if (control.channel[p_track].current_parameter) control.channel[p_track].lo_offset=(uint16_t)control.channel[p_track].current_parameter<<8;
|
|
control.channel[p_track].sample_start_index=control.channel[p_track].hi_offset|control.channel[p_track].lo_offset;
|
|
|
|
//if ((control.channel[p_track].sample_ptr!=NULL)&&(control.channel[p_track].sample_start_index>control.channel[p_track].sample_ptr->data.size)) {
|
|
//TODO, O effect
|
|
//a->start=a->s->flags&(SF_LOOP|SF_BIDI)?a->s->loopstart:a->s->length;
|
|
//}
|
|
}
|
|
} break;
|
|
case 'P': {
|
|
|
|
do_pan_slide(p_track);
|
|
} break;
|
|
case 'Q': {
|
|
do_retrig(p_track);
|
|
|
|
} break;
|
|
case 'R': {
|
|
|
|
|
|
uint8_t dat;
|
|
|
|
if (control.channel[p_track].current_parameter) {
|
|
|
|
control.channel[p_track].tremolo_info=control.channel[p_track].current_parameter;
|
|
}
|
|
|
|
dat=control.channel[p_track].tremolo_info;
|
|
|
|
if (!control.ticks_counter && dat) {
|
|
|
|
if (dat&0x0f) control.channel[p_track].tremolo_depth=dat&0xf;
|
|
if (dat&0xf0) control.channel[p_track].tremolo_speed=(dat&0xf0)>>2;
|
|
}
|
|
|
|
do_tremolo(p_track);
|
|
control.channel[p_track].has_own_volume=true;
|
|
|
|
} break;
|
|
case 'S': {
|
|
|
|
do_effect_S(p_track);
|
|
} break;
|
|
case 'T': {
|
|
uint8_t dat;
|
|
int16_t temp=control.tempo;
|
|
|
|
if (control.pattern_delay_2) return;
|
|
|
|
if (control.channel[p_track].current_parameter) {
|
|
|
|
control.channel[p_track].tempo_slide_info=control.channel[p_track].current_parameter;
|
|
}
|
|
|
|
dat=control.channel[p_track].tempo_slide_info;
|
|
|
|
if (dat>=0x20) {
|
|
|
|
if (control.ticks_counter) break;
|
|
control.tempo=dat;
|
|
} else {
|
|
|
|
if (!control.ticks_counter) break;
|
|
|
|
if (dat&0x10) {
|
|
|
|
temp+=(dat&0x0f);
|
|
} else {
|
|
|
|
temp-=dat;
|
|
}
|
|
control.tempo=(temp>255)?255:(temp<0x20?0x20:temp);
|
|
}
|
|
|
|
} break;
|
|
case 'U': {
|
|
|
|
uint8_t dat;
|
|
|
|
dat=control.channel[p_track].current_parameter;
|
|
control.channel[p_track].doing_vibrato=true;
|
|
if (!control.ticks_counter) {
|
|
if (dat&0x0f) control.channel[p_track].vibrato_depth=dat&0xf;
|
|
if (dat&0xf0) control.channel[p_track].vibrato_speed=(dat&0xf0)>>2;
|
|
}
|
|
|
|
if (control.external_vibrato) break;
|
|
|
|
if (control.channel[p_track].period) {
|
|
|
|
do_vibrato(p_track,true);
|
|
control.channel[p_track].has_own_period=true;
|
|
}
|
|
} break;
|
|
case 'V': {
|
|
|
|
control.global_volume=control.channel[p_track].current_parameter;
|
|
if (control.global_volume>128) control.global_volume=128;
|
|
} break;
|
|
case 'W': {
|
|
do_global_volume_slide(p_track);
|
|
} break;
|
|
case 'X': {
|
|
//sets both channel and current
|
|
control.channel[p_track].channel_panning=control.channel[p_track].current_parameter;
|
|
control.channel[p_track].panning=control.channel[p_track].current_parameter;
|
|
} break;
|
|
case 'Y': {
|
|
|
|
uint8_t dat;
|
|
|
|
if (control.channel[p_track].current_parameter) {
|
|
|
|
control.channel[p_track].panbrello_info=control.channel[p_track].current_parameter;
|
|
}
|
|
|
|
dat=control.channel[p_track].panbrello_info;
|
|
|
|
if (!control.ticks_counter) {
|
|
|
|
if (dat&0x0f) control.channel[p_track].panbrello_depth=(dat&0xf);
|
|
if (dat&0xf0) control.channel[p_track].panbrello_speed=(dat&0xf0)>>4;
|
|
}
|
|
|
|
//if (pf->panflag)
|
|
if (control.channel[p_track].panning!=PAN_SURROUND)do_panbrello(p_track);
|
|
|
|
} break;
|
|
case 'Z': {
|
|
//I DO! cuttoff!
|
|
uint16_t dat=control.channel[p_track].current_parameter;
|
|
|
|
if (dat<0x80) {
|
|
|
|
control.channel[p_track].filter.it_cutoff=dat*2;
|
|
if (control.channel[p_track].filter.it_cutoff>0x80)
|
|
control.channel[p_track].filter.it_cutoff++;
|
|
} else if (dat<0x90) {
|
|
|
|
control.channel[p_track].filter.it_reso=(dat-0x80)*0x10;
|
|
} else {
|
|
|
|
control.channel[p_track].reverb_send=(dat-0x90)*255/0x6F;
|
|
}
|
|
|
|
} break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
void CPPlayer::pre_process_effects() {
|
|
|
|
// MP_VOICE *aout;
|
|
int i;
|
|
|
|
for (i=0;i<CPPattern::WIDTH;i++) {
|
|
|
|
//a=&pf->control[mp_channel];
|
|
|
|
// if ((aout=a->slave)) {
|
|
// a->fadevol=aout->fadevol;
|
|
// a->period=aout->period;
|
|
// if (a->kick==KICK_KEYOFF) a->keyoff=aout->keyoff;
|
|
//}
|
|
|
|
//if (!a->row) continue;
|
|
//UniSetRow(a->row);
|
|
control.channel[i].has_own_period=false;
|
|
control.channel[i].has_own_volume=false;
|
|
control.channel[i].doing_vibrato=false;
|
|
//explicitslides=0;
|
|
//pt_playeffects();
|
|
if (control.ticks_counter<control.speed) {
|
|
|
|
run_effects(i);
|
|
run_volume_column_effects(i);
|
|
}
|
|
|
|
/* continue volume slide if necessary for XM and IT */
|
|
//if (pf->flags&UF_BGSLIDES) {
|
|
// if (!explicitslides && a->sliding)
|
|
// DoS3MVolSlide(0);
|
|
// else if (a->tmpvolume) a->sliding=explicitslides;
|
|
//}
|
|
|
|
if (!control.channel[i].has_own_period) control.channel[i].period=control.channel[i].aux_period;
|
|
if (!control.channel[i].has_own_volume) control.channel[i].volume=control.channel[i].aux_volume;
|
|
|
|
if ((control.channel[i].sample_ptr!=NULL) && !(song->has_instruments() && (control.channel[i].instrument_ptr==NULL))) {
|
|
|
|
if (song->has_instruments()) {
|
|
|
|
control.channel[i].output_volume=
|
|
(control.channel[i].volume*control.channel[i].sample_ptr->get_global_volume()*control.channel[i].instrument_ptr->get_volume_global_amount())/2048;
|
|
control.channel[i].output_volume=control.channel[i].output_volume*control.channel[i].random_volume_variation/100;
|
|
|
|
} else {
|
|
|
|
control.channel[i].output_volume=
|
|
(control.channel[i].volume*control.channel[i].sample_ptr->get_global_volume())>>4;
|
|
|
|
}
|
|
|
|
if (control.channel[i].output_volume>256) {
|
|
|
|
control.channel[i].output_volume=256;
|
|
|
|
} else if (control.channel[i].output_volume<0) {
|
|
|
|
control.channel[i].output_volume=0;
|
|
}
|
|
|
|
|
|
}
|
|
}
|
|
|
|
}
|