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445 lines
14 KiB
445 lines
14 KiB
/**
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*
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* Copyright (c) 2014 Pascal Gauthier.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*/
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#include <time.h>
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#include "PluginParam.h"
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#include "PluginProcessor.h"
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#include "PluginData.h"
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#include "Dexed.h"
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uint8_t sysexChecksum(const char *sysex, int size) {
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int sum = 0;
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int i;
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for (i = 0; i < size; sum -= sysex[i++]);
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return sum & 0x7F;
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}
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String normalizeSysexName(const char *sysexName) {
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char buffer[11];
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memcpy(buffer, sysexName, 10);
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for (int j = 0; j < 10; j++) {
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char c = (unsigned char) buffer[j];
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switch (c) {
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case 92:
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c = 'Y';
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break; /* yen */
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case 126:
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c = '>';
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break; /* >> */
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case 127:
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c = '<';
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break; /* << */
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default:
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if (c < 32 || c > 127)
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c = 32;
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break;
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}
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buffer[j] = c;
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}
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buffer[10] = 0;
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return String(buffer);
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}
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void extractProgramNames(const char *block, StringArray &dest) {
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dest.clear();
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for (int i = 0; i < 32; i++) {
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dest.add(String(normalizeSysexName(block + ((i * 128) + 118))));
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}
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}
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void exportSysexCart(char *dest, char *src, char sysexChl) {
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uint8_t header[] = { 0xF0, 0x43, 0x00, 0x09, 0x20, 0x00 };
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header[2] = sysexChl;
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memcpy(dest, header, 6);
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// copy 32 voices
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memcpy(dest+6, src, 4096);
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// make checksum for dump
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uint8_t footer[] = { sysexChecksum(src, 4096), 0xF7 };
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memcpy(dest+4102, footer, 2);
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}
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void exportSysexPgm(char *dest, char *src, char sysexChl) {
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uint8_t header[] = { 0xF0, 0x43, 0x00, 0x00, 0x01, 0x1B };
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header[2] = sysexChl;
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memcpy(dest, header, 6);
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// copy 1 unpacked voices
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memcpy(dest+6, src, 155);
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// put some logic to "mute" an operator if the level is 0
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// make checksum for dump
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uint8_t footer[] = { sysexChecksum(src, 155), 0xF7 };
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memcpy(dest+161, footer, 2);
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}
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/**
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* Pack a program into a 32 packed sysex
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*/
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void packProgram(uint8_t *dest, uint8_t *src, int idx, String name) {
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uint8_t *bulk = dest + (idx * 128);
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for(int op = 0; op < 6; op++) {
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// eg rate and level, brk pt, depth, scaling
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memcpy(bulk + op * 17, src + op * 21, 11);
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int pp = op*17;
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int up = op*21;
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// left curves
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bulk[pp+11] = (src[up+11]&0x03) | ((src[up+12]&0x03) << 2);
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bulk[pp+12] = (src[up+13]&0x07) | ((src[up+20]&0x0f) << 3);
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// kvs_ams
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bulk[pp+13] = (src[up+14]&0x03) | ((src[up+15]&0x07) << 2);
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// output lvl
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bulk[pp+14] = src[up+16];
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// fcoarse_mode
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bulk[pp+15] = (src[up+17]&0x01) | ((src[up+18]&0x1f) << 1);
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// fine freq
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bulk[pp+16] = src[up+19];
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}
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memcpy(bulk + 102, src + 126, 9); // pitch env, algo
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bulk[111] = (src[135]&0x07) | ((src[136]&0x01) << 3);
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memcpy(bulk + 112, src + 137, 4); // lfo
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bulk[116] = (src[141]&0x01) | (((src[142]&0x07) << 1) | ((src[143]&0x07) << 4));
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bulk[117] = src[144];
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int eos = 0;
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for(int i=0; i < 10; i++) {
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char c = (char) name[i];
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if ( c == 0 )
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eos = 1;
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if ( eos ) {
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bulk[118+i] = ' ';
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continue;
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}
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c = c < 32 ? ' ' : c;
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c = c > 127 ? ' ' : c;
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bulk[118+i] = c;
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}
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}
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/**
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* This function normalize data that comes from corrupted sysex.
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* It used to avoid engine crashing upon extrem values
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*/
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char normparm(char value, char max, int id) {
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if ( value <= max && value >= 0 )
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return value;
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// if this is beyond the max, we expect a 0-255 range, normalize this
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// to the expected return value; and this value as a random data.
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value = abs(value);
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char v = ((float)value)/255 * max;
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return v;
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}
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void DexedAudioProcessor::unpackProgram(int idx) {
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char *bulk = sysex + (idx * 128);
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for (int op = 0; op < 6; op++) {
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// eg rate and level, brk pt, depth, scaling
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for(int i=0; i<11; i++) {
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data[op * 21 + i] = normparm(bulk[op * 17 + i], 99, i);
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}
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memcpy(data + op * 21, bulk + op * 17, 11);
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char leftrightcurves = bulk[op * 17 + 11];
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data[op * 21 + 11] = leftrightcurves & 3;
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data[op * 21 + 12] = (leftrightcurves >> 2) & 3;
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char detune_rs = bulk[op * 17 + 12];
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data[op * 21 + 13] = detune_rs & 7;
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char kvs_ams = bulk[op * 17 + 13];
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data[op * 21 + 14] = kvs_ams & 3;
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data[op * 21 + 15] = kvs_ams >> 2;
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data[op * 21 + 16] = bulk[op * 17 + 14]; // output level
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char fcoarse_mode = bulk[op * 17 + 15];
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data[op * 21 + 17] = fcoarse_mode & 1;
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data[op * 21 + 18] = fcoarse_mode >> 1;
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data[op * 21 + 19] = bulk[op * 17 + 16]; // fine freq
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data[op * 21 + 20] = detune_rs >> 3;
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}
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for (int i=0; i<8; i++) {
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data[126+i] = normparm(bulk[102+i], 99, 126+i);
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}
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data[134] = normparm(bulk[110], 31, 134);
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char oks_fb = bulk[111];
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data[135] = oks_fb & 7;
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data[136] = oks_fb >> 3;
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memcpy(data + 137, bulk + 112, 4); // lfo
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char lpms_lfw_lks = bulk[116];
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data[141] = lpms_lfw_lks & 1;
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data[142] = (lpms_lfw_lks >> 1) & 7;
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data[143] = lpms_lfw_lks >> 4;
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memcpy(data + 144, bulk + 117, 11); // transpose, name
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data[155] = 1; // operator on/off
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data[156] = 1;
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data[157] = 1;
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data[158] = 1;
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data[159] = 1;
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data[160] = 1;
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}
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int DexedAudioProcessor::importSysex(const char *imported) {
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memcpy(sysex, imported + 6, 4096);
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uint8_t checksum = sysexChecksum(((char *) &sysex), 4096);
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extractProgramNames(sysex, programNames);
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if ( checksum != imported[4102] ) {
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TRACE("sysex import checksum doesnt match %d != %d", checksum, imported[4102]);
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return 1;
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}
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return 0;
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}
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void DexedAudioProcessor::updateProgramFromSysex(const uint8 *rawdata) {
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memcpy(data, rawdata, 161);
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triggerAsyncUpdate();
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}
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void DexedAudioProcessor::loadBuiltin(int idx) {
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char syx_data[4104];
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memset(&syx_data, 0, 4104);
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cartManager.getSysex(idx, (char *) &syx_data);
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importSysex((char *) &syx_data);
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}
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//==============================================================================
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void DexedAudioProcessor::getStateInformation(MemoryBlock& destData) {
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// You should use this method to store your parameters in the memory block.
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// You could do that either as raw data, or use the XML or ValueTree classes
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// as intermediaries to make it easy to save and load complex data.
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// used to SAVE plugin state
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XmlElement dexedState("dexedState");
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XmlElement *dexedBlob = dexedState.createNewChildElement("dexedBlob");
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dexedState.setAttribute("cutoff", fx.uiCutoff);
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dexedState.setAttribute("reso", fx.uiReso);
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dexedState.setAttribute("gain", fx.uiGain);
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dexedState.setAttribute("currentProgram", currentProgram);
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char sysex_blob[4104];
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exportSysexCart((char *) &sysex_blob, (char *) sysex, 0);
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NamedValueSet blobSet;
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blobSet.set("sysex", var((void *) &sysex_blob, 4104));
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blobSet.set("program", var((void *) &data, 161));
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blobSet.copyToXmlAttributes(*dexedBlob);
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copyXmlToBinary(dexedState, destData);
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}
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void DexedAudioProcessor::setStateInformation(const void* source, int sizeInBytes) {
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// You should use this method to restore your parameters from this memory block,
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// whose contents will have been created by the getStateInformation() call.
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// used to LOAD plugin state
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ScopedPointer<XmlElement> root(getXmlFromBinary(source, sizeInBytes));
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if (root == nullptr) {
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TRACE("unkown state format");
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return;
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}
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fx.uiCutoff = root->getDoubleAttribute("cutoff");
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fx.uiReso = root->getDoubleAttribute("reso");
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fx.uiGain = root->getDoubleAttribute("gain");
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currentProgram = root->getIntAttribute("currentProgram");
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XmlElement *dexedBlob = root->getChildByName("dexedBlob");
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if ( dexedBlob == NULL ) {
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TRACE("dexedBlob element not found");
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return;
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}
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NamedValueSet blobSet;
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blobSet.setFromXmlAttributes(*dexedBlob);
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var sysex_blob = blobSet["sysex"];
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var program = blobSet["program"];
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if ( sysex_blob.isVoid() || program.isVoid() ) {
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TRACE("unkown serialized blob data");
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return;
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}
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importSysex((char *) sysex_blob.getBinaryData()->getData());
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memcpy(data, program.getBinaryData()->getData(), 161);
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lastStateSave = (long) time(NULL);
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TRACE("setting VST STATE");
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updateUI();
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}
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#define IDX_USER 1000
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CartridgeManager::CartridgeManager() {
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MemoryInputStream *mis = new MemoryInputStream(BinaryData::builtin_pgm_zip, BinaryData::builtin_pgm_zipSize, false);
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builtin_pgm = new ZipFile(mis, true);
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builtin_pgm->sortEntriesByFilename();
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for(int i=0;i<builtin_pgm->getNumEntries();i++) {
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const ZipFile::ZipEntry *e = builtin_pgm->getEntry(i);
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cartNames.add(e->filename.dropLastCharacters(4));
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}
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userCartFile = File(File::getSpecialLocation(File::currentApplicationFile).getParentDirectory().getFullPathName() + File::separator + "Dexed_cart.zip");
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}
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CartridgeManager::~CartridgeManager() {
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}
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void CartridgeManager::getSysex(int idx, char *dest) {
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if ( idx < IDX_USER ) {
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InputStream *is = builtin_pgm->createStreamForEntry(idx);
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if ( is == NULL ) {
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TRACE("ENTRY IN ZIP NOT FOUND");
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return;
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}
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is->read(dest, 4104);
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delete is;
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return;
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}
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idx -= IDX_USER;
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if ( ! userCartFile.exists() )
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return;
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ZipFile userZip(userCartFile);
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userZip.sortEntriesByFilename();
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if ( idx < userZip.getNumEntries() ) {
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InputStream *is = userZip.createStreamForEntry(idx);
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if ( is != NULL ) {
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is->read(dest, 4104);
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delete is;
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} else {
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TRACE("USER ENTRY %d NULL ?", idx);
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}
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}
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}
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void CartridgeManager::rebuildMenu() {
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TRACE("rebuild menu zip");
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completeCarts.clear();
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if ( userCartFile.exists() ) {
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zipIdx = 0;
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ZipFile userZip(userCartFile);
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userZip.sortEntriesByFilename();
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PopupMenu *user = fillContent("", &userZip);
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if ( user != NULL ) {
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completeCarts.addSubMenu("User", *user);
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delete user;
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}
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lastModifiedUserCartFile = userCartFile.getLastModificationTime();
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} else {
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lastModifiedUserCartFile = Time(0);
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}
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for(int i=0;i<cartNames.size();i++) {
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completeCarts.addItem(i+1, cartNames[i]);
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}
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}
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PopupMenu *CartridgeManager::getCarts() {
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Time t = userCartFile.getLastModificationTime();
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TRACE("Usercart file %s exists: %d", userCartFile.getFullPathName().toRawUTF8(), userCartFile.exists());
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TRACE("DIFF TM: %s %s", t.toString(true, true).toRawUTF8(), lastModifiedUserCartFile.toString(true, true).toRawUTF8());
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if ( t != lastModifiedUserCartFile || completeCarts.getNumItems() == 0 ) {
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rebuildMenu();
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}
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return &completeCarts;
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}
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PopupMenu *CartridgeManager::fillContent(String root, ZipFile *userZip) {
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PopupMenu *current = NULL;
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while(zipIdx < userZip->getNumEntries() ) {
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String path = userZip->getEntry(zipIdx)->filename;
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if ( path.endsWith(".DS_Store") || path.startsWith("__MACOSX") ) {
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zipIdx++;
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continue;
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}
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if ( ( ! path.startsWith(root) ) && root.length() != 0 )
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return current;
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String tail = path.substring(root.length());
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if ( tail.containsChar('/') ) {
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String target = tail.upToFirstOccurrenceOf("/", true, false);
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PopupMenu *child = fillContent(root + target, userZip);
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if ( child == NULL )
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continue;
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if ( current == NULL )
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current = new PopupMenu();
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current->addSubMenu(tail.upToFirstOccurrenceOf("/", false, false), *child);
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delete child;
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} else {
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zipIdx++;
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if ( tail.length() == 0 )
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continue;
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if ( current == NULL )
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current = new PopupMenu();
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if ( tail.endsWithIgnoreCase(".syx") )
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tail = tail.substring(0, tail.length()-4);
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current->addItem(zipIdx + IDX_USER, tail);
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}
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}
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return current;
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}
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