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https://github.com/thestk/stk
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Version 3.2
This commit is contained in:
Gary Scavone
committed by
Stephen Sinclair
Stephen Sinclair
parent
4b6500d3de
commit
3f126af4e5
149
src/ModalBar.cpp
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149
src/ModalBar.cpp
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/*******************************************/
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/*
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ModalBar SubClass of Modal4 Instrument
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by Perry R. Cook, 1999-2000
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Controls: CONTROL1 = stickHardness
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CONTROL2 = strikePosition
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CONTROL3 = Mode Presets
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*/
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/*******************************************/
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#include "ModalBar.h"
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#include "SKINI11.msg"
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ModalBar :: ModalBar() : Modal4()
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{
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// Concatenate the STK RAWWAVE_PATH to the rawwave file
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char file[128];
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strcpy(file, RAWWAVE_PATH);
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wave = new RawWvIn(strcat(file,"rawwaves/marmstk1.raw"),"oneshot");
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wave->setRate((MY_FLOAT) 0.5); /* normal stick */
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this->setRatioAndReson(0, (MY_FLOAT) 1.00,(MY_FLOAT) 0.9996); /* Set all 132.0 */
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this->setRatioAndReson(1, (MY_FLOAT) 3.99,(MY_FLOAT) 0.9994); /* of our 523.0 */
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this->setRatioAndReson(2,(MY_FLOAT) 10.65,(MY_FLOAT) 0.9994); /* default 1405.0 */
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this->setRatioAndReson(3,-(MY_FLOAT) 2443.0,(MY_FLOAT) 0.999); /* resonances 2443.0 */
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this->setFiltGain(0,(MY_FLOAT) 0.04); /* and */
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this->setFiltGain(1,(MY_FLOAT) 0.01); /* gains */
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this->setFiltGain(2,(MY_FLOAT) 0.01); /* for each */
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this->setFiltGain(3,(MY_FLOAT) 0.008); /* resonance */
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directGain = (MY_FLOAT) 0.1;
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}
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ModalBar :: ~ModalBar()
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{
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delete wave;
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}
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void ModalBar :: setStickHardness(MY_FLOAT hardness)
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{
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stickHardness = hardness;
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wave->setRate((MY_FLOAT) (0.25 * (MY_FLOAT) pow(4.0,stickHardness)));
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masterGain = (MY_FLOAT) 0.1 + ((MY_FLOAT) 1.8 * stickHardness);
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}
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void ModalBar :: setStrikePosition(MY_FLOAT position)
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{
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MY_FLOAT temp,temp2;
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temp2 = position * PI;
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strikePosition = position; /* Hack only first three modes */
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temp = (MY_FLOAT) sin(temp2);
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this->setFiltGain(0,(MY_FLOAT) 0.12 * temp); /* 1st mode function of pos. */
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temp = (MY_FLOAT) sin(0.05 + (3.9 * temp2));
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this->setFiltGain(1,(MY_FLOAT) -0.03 * temp); /* 2nd mode function of pos. */
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temp = (MY_FLOAT) sin(-0.05 + (11 * temp2));
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this->setFiltGain(2,(MY_FLOAT) 0.11 * temp); /* 3rd mode function of pos. */
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}
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void ModalBar :: setModalPreset(int which)
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{
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/* presets:
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* first line: relative modal frequencies (negative number is
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* a fixed mode that doesn't scale with frequency
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* second line: resonances of the modes
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* third line: mode volumes
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* fourth line: stickHardness, strikePosition, and direct stick
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* gain (mixed directly into the output
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*/
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int i, temp;
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MY_FLOAT presets[9][4][4] = {
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{{1.0, 3.99, 10.65, -2443}, // Marimba
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{0.9996, 0.9994, 0.9994, 0.999},
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{0.04, 0.01, 0.01, 0.008},
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{0.429688, 0.445312, 0.093750}},
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{{1.0, 2.01, 3.9, 14.37}, // Vibraphone
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{0.99995, 0.99991, 0.99992, 0.9999},
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{0.025, 0.015, 0.015, 0.015 },
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{0.390625,0.570312,0.078125}},
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{{1.0, 4.08, 6.669, -3725.0}, // Agogo
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{0.999, 0.999, 0.999, 0.999},
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{0.06, 0.05, 0.03, 0.02},
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{0.609375,0.359375,0.140625}},
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{{1.0, 2.777, 7.378, 15.377}, // Wood1
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{0.996, 0.994, 0.994, 0.99},
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{0.04, 0.01, 0.01, 0.008},
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{0.460938,0.375000,0.046875}},
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{{1.0, 2.777, 7.378, 15.377}, // Reso
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{0.99996, 0.99994, 0.99994, 0.9999},
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{0.02, 0.005, 0.005, 0.004},
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{0.453125,0.250000,0.101562}},
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{{1.0, 1.777, 2.378, 3.377}, // Wood2
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{0.996, 0.994, 0.994, 0.99},
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{0.04, 0.01, 0.01, 0.008},
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{0.312500,0.445312,0.109375}},
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{{1.0, 1.004, 1.013, 2.377}, // Beats
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{0.9999, 0.9999, 0.9999, 0.999},
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{0.02, 0.005, 0.005, 0.004},
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{0.398438,0.296875,0.070312}},
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{{1.0, 4.0, -1320.0, -3960.0}, // 2Fix
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{0.9996, 0.999, 0.9994, 0.999},
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{0.04, 0.01, 0.01, 0.008},
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{0.453125,0.453125,0.070312}},
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{{1.0, 1.217, 1.475, 1.729}, // Clump
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{0.999, 0.999, 0.999, 0.999},
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{0.03, 0.03, 0.03, 0.03 },
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{0.390625,0.570312,0.078125}},
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};
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temp = (which % 9);
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for (i=0; i<4; i++) {
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this->setRatioAndReson(i, presets[temp][0][i], presets[temp][1][i]);
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this->setFiltGain(i,presets[temp][2][i]);
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}
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this->setStickHardness(presets[temp][3][0]);
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this->setStrikePosition(presets[temp][3][1]);
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directGain = presets[temp][3][2];
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if (temp == 1) // vibraphone
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vibrGain = 0.2;
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else
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vibrGain = 0.0;
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}
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void ModalBar :: controlChange(int number, MY_FLOAT value)
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{
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#if defined(_debug_)
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printf("ModalBar : ControlChange: Number=%i Value=%f\n",number,value);
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#endif
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if (number == __SK_StickHardness_)
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this->setStickHardness(value * NORM_7);
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else if (number == __SK_StrikePosition_)
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this->setStrikePosition(value * NORM_7);
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else if (number == __SK_ProphesyRibbon_)
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this->setModalPreset((int) value);
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else if (number == __SK_ModWheel_)
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directGain = value * NORM_7;
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else if (number == __SK_AfterTouch_Cont_)
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envelope->setTarget(value * NORM_7);
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else if (number == __SK_ModFrequency_)
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vibr->setFreq(value * NORM_7 * 12.0);
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else if (number == 1024) { // HACKED Poop message
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printf("StickHard=%f StrikePos=%f directGain=%f\n",
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stickHardness, strikePosition, directGain);
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}
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else {
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printf("ModalBar : Undefined Control Number!!\n");
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}
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}
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