/[svn]/libgig/trunk/src/gig.cpp
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Diff of /libgig/trunk/src/gig.cpp

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revision 35 by schoenebeck, Thu Jan 1 23:46:41 2004 UTC revision 36 by schoenebeck, Wed Mar 10 21:34:28 2004 UTC
# Line 696  namespace gig { Line 696  namespace gig {
696          _3ewa->ReadInt16(); // unknown          _3ewa->ReadInt16(); // unknown
697          EG1Sustain          = _3ewa->ReadUint16();          EG1Sustain          = _3ewa->ReadUint16();
698          EG1Release          = (double) GIG_EXP_DECODE(_3ewa->ReadInt32());          EG1Release          = (double) GIG_EXP_DECODE(_3ewa->ReadInt32());
699          EG1Controller       = static_cast<eg1_ctrl_t>(_3ewa->ReadUint8());          EG1Controller       = DecodeLeverageController(static_cast<_lev_ctrl_t>(_3ewa->ReadUint8()));
700          uint8_t eg1ctrloptions        = _3ewa->ReadUint8();          uint8_t eg1ctrloptions        = _3ewa->ReadUint8();
701          EG1ControllerInvert           = eg1ctrloptions & 0x01;          EG1ControllerInvert           = eg1ctrloptions & 0x01;
702          EG1ControllerAttackInfluence  = GIG_EG_CTR_ATTACK_INFLUENCE_EXTRACT(eg1ctrloptions);          EG1ControllerAttackInfluence  = GIG_EG_CTR_ATTACK_INFLUENCE_EXTRACT(eg1ctrloptions);
703          EG1ControllerDecayInfluence   = GIG_EG_CTR_DECAY_INFLUENCE_EXTRACT(eg1ctrloptions);          EG1ControllerDecayInfluence   = GIG_EG_CTR_DECAY_INFLUENCE_EXTRACT(eg1ctrloptions);
704          EG1ControllerReleaseInfluence = GIG_EG_CTR_RELEASE_INFLUENCE_EXTRACT(eg1ctrloptions);          EG1ControllerReleaseInfluence = GIG_EG_CTR_RELEASE_INFLUENCE_EXTRACT(eg1ctrloptions);
705          EG2Controller       = static_cast<eg2_ctrl_t>(_3ewa->ReadUint8());          EG2Controller       = DecodeLeverageController(static_cast<_lev_ctrl_t>(_3ewa->ReadUint8()));
706          uint8_t eg2ctrloptions        = _3ewa->ReadUint8();          uint8_t eg2ctrloptions        = _3ewa->ReadUint8();
707          EG2ControllerInvert           = eg2ctrloptions & 0x01;          EG2ControllerInvert           = eg2ctrloptions & 0x01;
708          EG2ControllerAttackInfluence  = GIG_EG_CTR_ATTACK_INFLUENCE_EXTRACT(eg2ctrloptions);          EG2ControllerAttackInfluence  = GIG_EG_CTR_ATTACK_INFLUENCE_EXTRACT(eg2ctrloptions);
# Line 764  namespace gig { Line 764  namespace gig {
764              ReleaseVelocityResponseDepth = 0;              ReleaseVelocityResponseDepth = 0;
765          }          }
766          VelocityResponseCurveScaling = _3ewa->ReadUint8();          VelocityResponseCurveScaling = _3ewa->ReadUint8();
767          AttenuationControlTreshold   = _3ewa->ReadInt8();          AttenuationControllerThreshold = _3ewa->ReadInt8();
768          _3ewa->ReadInt32(); // unknown          _3ewa->ReadInt32(); // unknown
769          SampleStartOffset = (uint16_t) _3ewa->ReadInt16();          SampleStartOffset = (uint16_t) _3ewa->ReadInt16();
770          _3ewa->ReadInt16(); // unknown          _3ewa->ReadInt16(); // unknown
# Line 780  namespace gig { Line 780  namespace gig {
780          uint8_t lfo3ctrl = _3ewa->ReadUint8();          uint8_t lfo3ctrl = _3ewa->ReadUint8();
781          LFO3Controller           = static_cast<lfo3_ctrl_t>(lfo3ctrl & 0x07); // lower 3 bits          LFO3Controller           = static_cast<lfo3_ctrl_t>(lfo3ctrl & 0x07); // lower 3 bits
782          LFO3Sync                 = lfo3ctrl & 0x20; // bit 5          LFO3Sync                 = lfo3ctrl & 0x20; // bit 5
783          InvertAttenuationControl = lfo3ctrl & 0x80; // bit 7          InvertAttenuationController = lfo3ctrl & 0x80; // bit 7
784          if (VCFType == vcf_type_lowpass) {          if (VCFType == vcf_type_lowpass) {
785              if (lfo3ctrl & 0x40) // bit 6              if (lfo3ctrl & 0x40) // bit 6
786                  VCFType = vcf_type_lowpassturbo;                  VCFType = vcf_type_lowpassturbo;
787          }          }
788          AttenuationControl = static_cast<attenuation_ctrl_t>(_3ewa->ReadUint8());          AttenuationController  = DecodeLeverageController(static_cast<_lev_ctrl_t>(_3ewa->ReadUint8()));
789          uint8_t lfo2ctrl       = _3ewa->ReadUint8();          uint8_t lfo2ctrl       = _3ewa->ReadUint8();
790          LFO2Controller         = static_cast<lfo2_ctrl_t>(lfo2ctrl & 0x07); // lower 3 bits          LFO2Controller         = static_cast<lfo2_ctrl_t>(lfo2ctrl & 0x07); // lower 3 bits
791          LFO2FlipPhase          = lfo2ctrl & 0x80; // bit 7          LFO2FlipPhase          = lfo2ctrl & 0x80; // bit 7
# Line 869  namespace gig { Line 869  namespace gig {
869              (*pVelocityTables)[tableKey] = pVelocityAttenuationTable; // put the new table into the tables map              (*pVelocityTables)[tableKey] = pVelocityAttenuationTable; // put the new table into the tables map
870          }          }
871      }      }
872        
873        leverage_ctrl_t DimensionRegion::DecodeLeverageController(_lev_ctrl_t EncodedController) {
874            leverage_ctrl_t decodedcontroller;
875            switch (EncodedController) {
876                // special controller
877                case _lev_ctrl_none:
878                    decodedcontroller.type = leverage_ctrl_t::type_none;
879                    decodedcontroller.controller_number = 0;
880                    break;
881                case _lev_ctrl_velocity:
882                    decodedcontroller.type = leverage_ctrl_t::type_velocity;
883                    decodedcontroller.controller_number = 0;
884                    break;
885                case _lev_ctrl_channelaftertouch:
886                    decodedcontroller.type = leverage_ctrl_t::type_channelaftertouch;
887                    decodedcontroller.controller_number = 0;
888                    break;
889                
890                // ordinary MIDI control change controller
891                case _lev_ctrl_modwheel:
892                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
893                    decodedcontroller.controller_number = 1;
894                    break;
895                case _lev_ctrl_breath:
896                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
897                    decodedcontroller.controller_number = 2;
898                    break;
899                case _lev_ctrl_foot:
900                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
901                    decodedcontroller.controller_number = 4;
902                    break;
903                case _lev_ctrl_effect1:
904                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
905                    decodedcontroller.controller_number = 12;
906                    break;
907                case _lev_ctrl_effect2:
908                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
909                    decodedcontroller.controller_number = 13;
910                    break;
911                case _lev_ctrl_genpurpose1:
912                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
913                    decodedcontroller.controller_number = 16;
914                    break;
915                case _lev_ctrl_genpurpose2:
916                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
917                    decodedcontroller.controller_number = 17;
918                    break;
919                case _lev_ctrl_genpurpose3:
920                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
921                    decodedcontroller.controller_number = 18;
922                    break;
923                case _lev_ctrl_genpurpose4:
924                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
925                    decodedcontroller.controller_number = 19;
926                    break;
927                case _lev_ctrl_portamentotime:
928                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
929                    decodedcontroller.controller_number = 5;
930                    break;
931                case _lev_ctrl_sustainpedal:
932                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
933                    decodedcontroller.controller_number = 64;
934                    break;
935                case _lev_ctrl_portamento:
936                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
937                    decodedcontroller.controller_number = 65;
938                    break;
939                case _lev_ctrl_sostenutopedal:
940                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
941                    decodedcontroller.controller_number = 66;
942                    break;
943                case _lev_ctrl_softpedal:
944                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
945                    decodedcontroller.controller_number = 67;
946                    break;
947                case _lev_ctrl_genpurpose5:
948                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
949                    decodedcontroller.controller_number = 80;
950                    break;
951                case _lev_ctrl_genpurpose6:
952                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
953                    decodedcontroller.controller_number = 81;
954                    break;
955                case _lev_ctrl_genpurpose7:
956                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
957                    decodedcontroller.controller_number = 82;
958                    break;
959                case _lev_ctrl_genpurpose8:
960                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
961                    decodedcontroller.controller_number = 83;
962                    break;
963                case _lev_ctrl_effect1depth:
964                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
965                    decodedcontroller.controller_number = 91;
966                    break;
967                case _lev_ctrl_effect2depth:
968                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
969                    decodedcontroller.controller_number = 92;
970                    break;
971                case _lev_ctrl_effect3depth:
972                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
973                    decodedcontroller.controller_number = 93;
974                    break;
975                case _lev_ctrl_effect4depth:
976                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
977                    decodedcontroller.controller_number = 94;
978                    break;
979                case _lev_ctrl_effect5depth:
980                    decodedcontroller.type = leverage_ctrl_t::type_controlchange;
981                    decodedcontroller.controller_number = 95;
982                    break;
983                
984                // unknown controller type
985                default:
986                    throw gig::Exception("Unknown leverage controller type.");
987            }
988            return decodedcontroller;
989        }
990    
991      DimensionRegion::~DimensionRegion() {      DimensionRegion::~DimensionRegion() {
992          Instances--;          Instances--;
# Line 893  namespace gig { Line 1011  namespace gig {
1011       * triggered to get the volume with which the sample should be played       * triggered to get the volume with which the sample should be played
1012       * back.       * back.
1013       *       *
1014       * @param    MIDI velocity value of the triggered key (between 0 and 127)       * @param MIDIKeyVelocity  MIDI velocity value of the triggered key (between 0 and 127)
1015       * @returns  amplitude factor (between 0.0 and 1.0)       * @returns                amplitude factor (between 0.0 and 1.0)
1016       */       */
1017      double DimensionRegion::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {      double DimensionRegion::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {
1018          return pVelocityAttenuationTable[MIDIKeyVelocity];          return pVelocityAttenuationTable[MIDIKeyVelocity];

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