virtualx-engine/drivers/chibi/cp_instrument.cpp
2016-01-01 11:50:53 -02:00

344 lines
8.3 KiB
C++

/*************************************************************************/
/* cp_instrument.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 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_instrument.h"
#include "cp_song.h"
#include "cp_note.h"
const char *CPInstrument::get_name() {
return name;
}
void CPInstrument::set_name(const char *p_name) {
if (p_name==NULL) {
name[0]=0;
return;
}
bool done=false;
for (int i=0;i<MAX_NAME_LEN;i++) {
name[i]=done?0:p_name[i];
if (!done && p_name[i]==0)
done=true;
}
name[MAX_NAME_LEN-1]=0; /* just in case */
}
void CPInstrument::set_sample_number(uint8_t p_note,uint8_t p_sample_id) {
CP_ERR_COND(p_note>=CPNote::NOTES);
CP_ERR_COND(p_sample_id>CPSong::MAX_SAMPLES && p_sample_id!=CPNote::EMPTY);
data.sample_number[p_note]=p_sample_id;
}
uint8_t CPInstrument::get_sample_number(uint8_t p_note) {
CP_ERR_COND_V(p_note>=CPNote::NOTES,0);
return data.sample_number[p_note];
}
void CPInstrument::set_note_number(uint8_t p_note,uint8_t p_note_id) {
CP_ERR_COND(p_note>=CPNote::NOTES);
CP_ERR_COND(p_note_id>=CPNote::NOTES && p_note_id!=CPNote::EMPTY);
data.note_number[p_note]=p_note_id;
}
uint8_t CPInstrument::get_note_number(uint8_t p_note) {
CP_ERR_COND_V(p_note>=CPNote::NOTES,0);
return data.note_number[p_note];
}
void CPInstrument::set_NNA_type(NNA_Type p_NNA_type) {
data.NNA_type=p_NNA_type;
}
CPInstrument::NNA_Type CPInstrument::get_NNA_type() {
return data.NNA_type;
}
void CPInstrument::set_DC_type(DC_Type p_DC_type) {
data.DC_type=p_DC_type;
}
CPInstrument::DC_Type CPInstrument::get_DC_type() {
return data.DC_type;
}
void CPInstrument::set_DC_action(DC_Action p_DC_action) {
data.DC_action=p_DC_action;
}
CPInstrument::DC_Action CPInstrument::get_DC_action() {
return data.DC_action;
}
/* Volume */
void CPInstrument::set_volume_global_amount(uint8_t p_amount) {
CP_ERR_COND(p_amount>MAX_VOLUME);
data.volume.global_amount=p_amount;
}
uint8_t CPInstrument::get_volume_global_amount() {
return data.volume.global_amount;
}
void CPInstrument::set_volume_fadeout(uint16_t p_amount) {
CP_ERR_COND(p_amount>MAX_FADEOUT);
data.volume.fadeout=p_amount;
}
uint16_t CPInstrument::get_volume_fadeout() {
return data.volume.fadeout;
}
void CPInstrument::set_volume_random_variation(uint8_t p_amount) {
CP_ERR_COND(p_amount>MAX_VOLUME_RANDOM);
data.volume.random_variation=p_amount;
}
uint8_t CPInstrument::get_volume_random_variation() {
return data.volume.random_variation;
}
/* Panning */
void CPInstrument::set_pan_default_amount(uint8_t p_amount) {
CP_ERR_COND(p_amount>MAX_PAN);
data.pan.default_amount=p_amount;
}
uint8_t CPInstrument::get_pan_default_amount() {
return data.pan.default_amount;
}
void CPInstrument::set_pan_default_enabled(bool p_enabled) {
data.pan.use_default=p_enabled;
}
bool CPInstrument::is_pan_default_enabled() {
return data.pan.use_default;
}
void CPInstrument::set_pan_pitch_separation(int8_t p_amount) {
CP_ERR_COND(p_amount<-32);
CP_ERR_COND(p_amount>32);
data.pan.pitch_separation=p_amount;
}
int8_t CPInstrument::get_pan_pitch_separation() {
return data.pan.pitch_separation;
}
void CPInstrument::set_pan_pitch_center(uint8_t p_amount) {
CP_ERR_COND(p_amount>=CPNote::NOTES);
data.pan.pitch_center=p_amount;
}
uint8_t CPInstrument::get_pan_pitch_center() {
return data.pan.pitch_center;
}
void CPInstrument::set_pan_random_variation(uint8_t p_amount) {
CP_ERR_COND(p_amount>MAX_PAN_RANDOM);
data.pan.random_variation=p_amount;
}
uint8_t CPInstrument::get_pan_random_variation() {
return data.pan.random_variation;
}
/* Pitch / Filter */
void CPInstrument::set_pitch_use_as_filter(bool p_enabled) {
data.pitch.use_as_filter=p_enabled;
}
bool CPInstrument::is_pitch_use_as_filter() {
return data.pitch.use_as_filter;
}
void CPInstrument::set_filter_use_default_cutoff(bool p_enabled) {
data.pitch.use_default_cutoff=p_enabled;
}
bool CPInstrument::filter_use_default_cutoff() {
return data.pitch.use_default_cutoff;
}
void CPInstrument::set_filter_default_cutoff(uint8_t p_amount) {
CP_ERR_COND(p_amount>MAX_FILTER_CUTOFF);
data.pitch.default_cutoff=p_amount;
}
uint8_t CPInstrument::get_filter_default_cutoff() {
return data.pitch.default_cutoff;
}
void CPInstrument::set_filter_use_default_resonance(bool p_enabled) {
data.pitch.use_default_resonance=p_enabled;
}
bool CPInstrument::filter_use_default_resonance() {
return data.pitch.use_default_resonance;
}
void CPInstrument::set_filter_default_resonance(uint8_t p_amount) {
CP_ERR_COND(p_amount>MAX_FILTER_RESONANCE);
data.pitch.default_resonance=p_amount;
}
uint8_t CPInstrument::get_filter_default_resonance() {
return data.pitch.default_resonance;
}
/* Envelopes */
CPEnvelope* CPInstrument::get_volume_envelope() {
return &data.volume.envelope;
}
CPEnvelope* CPInstrument::get_pan_envelope() {
return &data.pan.envelope;
}
CPEnvelope* CPInstrument::get_pitch_filter_envelope() {
return &data.pitch.envelope;
}
void CPInstrument::reset() {
name[0]=0;
data.NNA_type=NNA_NOTE_CUT;
data.DC_action=DCA_NOTE_CUT;
data.DC_type=DCT_DISABLED;
for (int i=0;i<CPNote::NOTES;i++) {
data.sample_number[i]=CPNote::EMPTY;
data.note_number[i]=i;
}
data.volume.envelope.reset();
data.volume.envelope.set_max(64);
data.volume.envelope.set_min(0);
data.volume.envelope.add_position(0,64,false);
data.volume.envelope.add_position(30,64,false);
data.volume.global_amount=MAX_VOLUME;
data.volume.fadeout=0;
data.volume.random_variation=0;
data.pan.envelope.reset();
data.pan.envelope.set_max(32);
data.pan.envelope.set_min(-32);
data.pan.envelope.add_position(0,0,false);
data.pan.envelope.add_position(30,0,false);
data.pan.default_amount=32;
data.pan.pitch_center=48;
data.pan.pitch_separation=0;
data.pan.use_default=false;
data.pan.random_variation=0;
data.pitch.envelope.reset();
data.pitch.envelope.set_max(32);
data.pitch.envelope.set_min(-32);
data.pitch.envelope.add_position(0,0,false);
data.pitch.envelope.add_position(30,0,false);
data.pitch.use_as_filter=false;
data.pitch.use_default_cutoff=false;
data.pitch.use_default_resonance=false;
data.pitch.default_cutoff=0;
data.pitch.default_resonance=0;
}
bool CPInstrument::is_empty() {
bool has_sample=false;
for (int i=0;i<CPNote::NOTES;i++) {
if (data.sample_number[i]!=CPNote::EMPTY) {
has_sample=true;
break;
}
}
return !has_sample;
}
CPInstrument::CPInstrument() {
reset();
}