/[svn]/linuxsampler/trunk/src/engines/sfz/sfz.cpp
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revision 2167 by persson, Mon Feb 21 17:34:36 2011 UTC revision 2218 by iliev, Thu Jul 28 08:05:57 2011 UTC
# Line 36  Line 36 
36    
37  namespace sfz  namespace sfz
38  {  {
39        template <typename T> T check(std::string name, T min, T max, T val) {
40            if (val < min) {
41                std::cerr << "sfz: The value of opcode '" << name;
42                std::cerr << "' is below the minimum allowed value (min=" << min << "): " << val << std::endl;
43                val = min;
44            }
45            if (val > max) {
46                std::cerr << "sfz: The value of opcode '" << name;
47                std::cerr << "' is above the maximum allowed value (max=" << max << "): " << val << std::endl;
48                val = max;
49            }
50            
51            return val;
52        }
53    
54      Sample* SampleManager::FindSample(std::string samplePath) {      Sample* SampleManager::FindSample(std::string samplePath, int offset) {
55          std::map<Sample*, std::set<Region*> >::iterator it = sampleMap.begin();          std::map<Sample*, std::set<Region*> >::iterator it = sampleMap.begin();
56          for (; it != sampleMap.end(); it++) {          for (; it != sampleMap.end(); it++) {
57              if (it->first->GetFile() == samplePath) return it->first;              if (it->first->GetFile() == samplePath) {
58                    /* Because the start of the sample is cached in RAM we treat
59                     * same sample with different offset as different samples
60                     * // TODO: Ignore offset when the whole sample is cached in RAM?
61                     */
62                    int maxOffset = it->first->MaxOffset;
63                    if(it->first->Offset == offset || (it->first->Offset < maxOffset && offset < maxOffset)) {
64                        return it->first;
65                    }
66                }
67          }          }
68    
69          return NULL;          return NULL;
# Line 90  namespace sfz Line 113  namespace sfz
113      Sample* Region::GetSample(bool create)      Sample* Region::GetSample(bool create)
114      {      {
115          if(pSample == NULL && create) {          if(pSample == NULL && create) {
116              Sample* sf = GetInstrument()->GetSampleManager()->FindSample(sample);              int i = offset ? *offset : 0;
117                Sample* sf = GetInstrument()->GetSampleManager()->FindSample(sample, i);
118              if (sf != NULL) pSample = sf; // Reuse already created sample              if (sf != NULL) pSample = sf; // Reuse already created sample
119              else pSample = new Sample(sample);              else pSample = new Sample(sample, false, i);
120              GetInstrument()->GetSampleManager()->AddSampleConsumer(pSample, this);              GetInstrument()->GetSampleManager()->AddSampleConsumer(pSample, this);
121          }          }
122          return pSample;          return pSample;
# Line 412  namespace sfz Line 436  namespace sfz
436              eq2_gain_oncc.set(i, 0);              eq2_gain_oncc.set(i, 0);
437              eq3_gain_oncc.set(i, 0);              eq3_gain_oncc.set(i, 0);
438          }          }
439            cutoff_cc = 0;
440    
441          eg.clear();          eg.clear();
442    
# Line 421  namespace sfz Line 446  namespace sfz
446          ampeg_attack   = 0;          ampeg_attack   = 0;
447          ampeg_hold     = 0;          ampeg_hold     = 0;
448          ampeg_decay    = 0;          ampeg_decay    = 0;
449          ampeg_sustain  = 100; // in percentage          ampeg_sustain  = -1; // in percentage
450          ampeg_release  = 0;          ampeg_release  = 0;
451    
452            ampeg_vel2delay   = 0;
453            ampeg_vel2attack  = 0;
454            ampeg_vel2hold    = 0;
455            ampeg_vel2decay   = 0;
456            ampeg_vel2sustain = 0;
457            ampeg_vel2release = 0;
458    
459          fileg_delay    = 0;          fileg_delay    = 0;
460          fileg_start    = 0; //in percentage          fileg_start    = 0; //in percentage
461          fileg_attack   = 0;          fileg_attack   = 0;
# Line 574  namespace sfz Line 606  namespace sfz
606          region->fil_type = fil_type;          region->fil_type = fil_type;
607          region->cutoff = cutoff;          region->cutoff = cutoff;
608          region->cutoff_oncc = cutoff_oncc;          region->cutoff_oncc = cutoff_oncc;
609            region->cutoff_cc = cutoff_cc;
610          region->cutoff_smoothcc = cutoff_smoothcc;          region->cutoff_smoothcc = cutoff_smoothcc;
611          region->cutoff_stepcc = cutoff_stepcc;          region->cutoff_stepcc = cutoff_stepcc;
612          region->cutoff_curvecc = cutoff_curvecc;          region->cutoff_curvecc = cutoff_curvecc;
# Line 645  namespace sfz Line 678  namespace sfz
678          region->ampeg_sustain  = ampeg_sustain;          region->ampeg_sustain  = ampeg_sustain;
679          region->ampeg_release  = ampeg_release;          region->ampeg_release  = ampeg_release;
680    
681            region->ampeg_vel2delay   = ampeg_vel2delay;
682            region->ampeg_vel2attack  = ampeg_vel2attack;
683            region->ampeg_vel2hold    = ampeg_vel2hold;
684            region->ampeg_vel2decay   = ampeg_vel2decay;
685            region->ampeg_vel2sustain = ampeg_vel2sustain;
686            region->ampeg_vel2release = ampeg_vel2release;
687    
688          region->fileg_delay    = fileg_delay;          region->fileg_delay    = fileg_delay;
689          region->fileg_start    = fileg_start;          region->fileg_start    = fileg_start;
690          region->fileg_attack   = fileg_attack;          region->fileg_attack   = fileg_attack;
# Line 1019  namespace sfz Line 1059  namespace sfz
1059          else if ("loopstart" == key) pCurDef->loop_start = ToInt(value); // nonstandard          else if ("loopstart" == key) pCurDef->loop_start = ToInt(value); // nonstandard
1060          else if ("loop_end" == key) pCurDef->loop_end = ToInt(value);          else if ("loop_end" == key) pCurDef->loop_end = ToInt(value);
1061          else if ("loopend" == key) pCurDef->loop_end = ToInt(value); // nonstandard          else if ("loopend" == key) pCurDef->loop_end = ToInt(value); // nonstandard
1062            else if ("offset" == key) pCurDef->offset = ToInt(value);
1063          else if ("sync_beats" == key) pCurDef->sync_beats = ToInt(value);          else if ("sync_beats" == key) pCurDef->sync_beats = ToInt(value);
1064          else if ("sync_offset" == key) pCurDef->sync_offset = ToInt(value);          else if ("sync_offset" == key) pCurDef->sync_offset = ToInt(value);
1065    
# Line 1170  namespace sfz Line 1211  namespace sfz
1211              else if ("xfout_hi" == key_cc) pCurDef->xfout_hicc.set(num_cc, ToInt(value));              else if ("xfout_hi" == key_cc) pCurDef->xfout_hicc.set(num_cc, ToInt(value));
1212    
1213              // filter              // filter
1214              else if ("cutoff_on"  == key_cc || "cutoff_" == key_cc) pCurDef->cutoff_oncc.set(num_cc, ToInt(value));              else if ("cutoff_on"  == key_cc || "cutoff_" == key_cc) {
1215              else if ("cutoff2_on" == key_cc) pCurDef->cutoff2_oncc.set(num_cc, ToInt(value));                  pCurDef->cutoff_oncc.set(num_cc, ToInt(value));
1216                    pCurDef->cutoff_cc = num_cc;
1217                } else if ("cutoff2_on" == key_cc) pCurDef->cutoff2_oncc.set(num_cc, ToInt(value));
1218              else if ("cutoff_smooth"  == key_cc) pCurDef->cutoff_smoothcc.set(num_cc, ToInt(value));              else if ("cutoff_smooth"  == key_cc) pCurDef->cutoff_smoothcc.set(num_cc, ToInt(value));
1219              else if ("cutoff2_smooth" == key_cc) pCurDef->cutoff2_smoothcc.set(num_cc, ToInt(value));              else if ("cutoff2_smooth" == key_cc) pCurDef->cutoff2_smoothcc.set(num_cc, ToInt(value));
1220              else if ("cutoff_step"  == key_cc) pCurDef->cutoff_stepcc.set(num_cc, ToInt(value));              else if ("cutoff_step"  == key_cc) pCurDef->cutoff_stepcc.set(num_cc, ToInt(value));
# Line 1221  namespace sfz Line 1264  namespace sfz
1264          else if ("ampeg_hold"   == key) pCurDef->ampeg_hold = ToFloat(value);          else if ("ampeg_hold"   == key) pCurDef->ampeg_hold = ToFloat(value);
1265          else if ("ampeg_decay"   == key) pCurDef->ampeg_decay = ToFloat(value);          else if ("ampeg_decay"   == key) pCurDef->ampeg_decay = ToFloat(value);
1266          else if ("ampeg_sustain"   == key) pCurDef->ampeg_sustain = ToFloat(value);          else if ("ampeg_sustain"   == key) pCurDef->ampeg_sustain = ToFloat(value);
1267          else if ("ampeg_release"   == key) pCurDef->ampeg_release = ToFloat(value);          else if ("ampeg_release" == key) pCurDef->ampeg_release = ToFloat(value);
1268            else if ("ampeg_vel2delay" == key) pCurDef->ampeg_vel2delay = ToFloat(value);
1269            else if ("ampeg_vel2attack" == key) pCurDef->ampeg_vel2attack = ToFloat(value);
1270            else if ("ampeg_vel2hold" == key) pCurDef->ampeg_vel2hold = ToFloat(value);
1271            else if ("ampeg_vel2decay" == key) pCurDef->ampeg_vel2decay = ToFloat(value);
1272            else if ("ampeg_vel2sustain" == key) pCurDef->ampeg_vel2sustain = ToFloat(value);
1273            else if ("ampeg_vel2release" == key) pCurDef->ampeg_vel2release = ToFloat(value);
1274          else if ("fileg_delay"   == key) pCurDef->fileg_delay = ToFloat(value);          else if ("fileg_delay"   == key) pCurDef->fileg_delay = ToFloat(value);
1275          else if ("fileg_start"   == key) pCurDef->fileg_start = ToFloat(value);          else if ("fileg_start"   == key) pCurDef->fileg_start = ToFloat(value);
1276          else if ("fileg_attack"   == key) pCurDef->fileg_attack = ToFloat(value);          else if ("fileg_attack"   == key) pCurDef->fileg_attack = ToFloat(value);
# Line 1250  namespace sfz Line 1299  namespace sfz
1299          else if ("pitchlfo_fade" == key) pCurDef->pitchlfo_fade = ToFloat(value);          else if ("pitchlfo_fade" == key) pCurDef->pitchlfo_fade = ToFloat(value);
1300          else if ("pitchlfo_freq" == key) pCurDef->pitchlfo_freq = ToFloat(value);          else if ("pitchlfo_freq" == key) pCurDef->pitchlfo_freq = ToFloat(value);
1301          else if ("pitchlfo_depth" == key) pCurDef->pitchlfo_depth = ToInt(value);          else if ("pitchlfo_depth" == key) pCurDef->pitchlfo_depth = ToInt(value);
1302            
1303            // v2 LFO
1304            else if (sscanf(key.c_str(), "lfo%d%n", &x, &y)) {
1305                const char* s = key.c_str() + y;
1306                if (strcmp(s, "_freq") == 0) lfo(x).freq = check(key, 0.0f, 20.0f, ToFloat(value));
1307                else if (strcmp(s, "_wave") == 0) lfo(x).wave = ToInt(value);
1308                else if (strcmp(s, "_delay") == 0) lfo(x).delay = check(key, 0.0f, 100.0f, ToFloat(value));
1309                else if (strcmp(s, "_pitch") == 0) lfo(x).pitch = check(key, -9600, 9600, ToInt(value));
1310                else if (strcmp(s, "_cutoff") == 0) lfo(x).cutoff = check(key, -9600, 9600, ToInt(value));
1311                else if (strcmp(s, "_resonance") == 0) lfo(x).resonance = check(key, 0.0f, 40.0f, ToFloat(value));
1312                else if (strcmp(s, "_pan") == 0) lfo(x).pan = check(key, -100.0f, 100.0f, ToFloat(value));
1313                else std::cerr << "The opcode '" << key << "' is unsupported by libsfz!" << std::endl;
1314            }
1315    
1316          else {          else {
1317              std::cerr << "The opcode '" << key << "' is unsupported by libsfz!" << std::endl;              std::cerr << "The opcode '" << key << "' is unsupported by libsfz!" << std::endl;
# Line 1314  namespace sfz Line 1376  namespace sfz
1376          }          }
1377          return e.node[y];          return e.node[y];
1378      }      }
1379        
1380        LFO::LFO(): freq (-1),/* -1 is used to determine whether the LFO was initialized */
1381                    wave(0), delay(0), pitch(0), cutoff(0), resonance(0), pan(0) {
1382            
1383        }
1384    
1385        LFO& File::lfo(int x) {
1386            while (pCurDef->lfos.size() <= x) {
1387                pCurDef->lfos.add(LFO());
1388            }
1389            return pCurDef->lfos[x];
1390        }
1391    
1392  } // !namespace sfz  } // !namespace sfz
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