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97 lines
2.2 KiB
97 lines
2.2 KiB
/*
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* Copyright 2013 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __CONTROLLERS_H
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#define __CONTROLLERS_H
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#include "synth.h"
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#include "../Dexed.h"
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// State of MIDI controllers
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const int kControllerPitch = 128;
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const int kControllerPitchRange = 129;
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const int kControllerPitchStep = 130;
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class FmCore;
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struct FmMod {
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int range = 0;
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bool pitch = false;
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bool amp = false;
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bool eg = false;
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};
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class Controllers {
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void applyMod(int cc, FmMod &mod) {
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float range = 0.01 * mod.range;
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if ( mod.amp ) {
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int total = cc * range;
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if ( amp_mod + total > 127 )
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amp_mod = 127;
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else
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amp_mod += total;
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}
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if ( mod.pitch ) {
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int total = cc * range;
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if ( pitch_mod + total > 127 )
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pitch_mod = 127;
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else
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pitch_mod += total;
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}
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if ( mod.eg ) {
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int total = cc * range;
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if ( eg_mod + total > 127 )
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eg_mod = 127;
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else
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eg_mod += total;
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}
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}
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public:
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int values_[131];
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int amp_mod = 0;
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int pitch_mod = 0;
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int eg_mod = 0;
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int aftertouch_cc;
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int breath_cc;
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int foot_cc;
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int modwheel_cc;
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FmMod wheel;
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FmMod foot;
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FmMod breath;
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FmMod at;
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void refresh() {
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amp_mod = 0;
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pitch_mod = 0;
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eg_mod = 0;
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applyMod(modwheel_cc, wheel);
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applyMod(breath_cc, breath);
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applyMod(foot_cc, foot);
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applyMod(aftertouch_cc, at);
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TRACE("amp_mod %d pitch_mod %d", amp_mod, pitch_mod);
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}
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FmCore *core;
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};
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#endif // __CONTROLLERS_H
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