mirror of https://github.com/dcoredump/dexed.git
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/*
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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 <stdio.h> |
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#include <string.h> |
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#include "trace.h" |
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#ifdef _WIN32 |
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#define snprintf _snprintf |
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#endif |
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// State of MIDI controllers
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const int kControllerPitch = 0; |
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const int kControllerPitchRange = 1; |
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const int kControllerPitchStep = 2; |
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class FmCore; |
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struct FmMod { |
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uint8_t range; |
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bool pitch; |
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bool amp; |
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bool eg; |
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FmMod() { |
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range = 0; |
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pitch = false; |
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amp = false; |
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eg = false; |
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} |
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void setRange(uint8_t r) { |
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range = r < 0 || r > 127 ? 0 : r; |
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TRACE("range=%d",range); |
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} |
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void setTarget(uint8_t assign) { |
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TRACE("Target: %d", assign); |
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assign=assign < 0 && assign > 7 ? 0 : assign; |
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pitch=assign&1; // AMP
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amp=assign&2; // PITCH
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eg=assign&4; // EG
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TRACE("pitch[%d] amp[%d] eg[%d]", pitch,amp,eg); |
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} |
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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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uint8_t total = (float)cc * range; |
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TRACE("amp[%d]|pitch[%d]|eg[%d]",mod.amp,mod.pitch,mod.eg); |
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TRACE("range=%f mod.range=%d total=%d cc=%d",range,mod.range,total,cc); |
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if(mod.amp) |
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amp_mod = max(amp_mod, total); |
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if(mod.pitch) |
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pitch_mod = max(pitch_mod, total); |
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if(mod.eg) |
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eg_mod = max(eg_mod, total); |
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} |
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public: |
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int32_t values_[3]; |
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uint8_t amp_mod; |
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uint8_t pitch_mod; |
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uint8_t eg_mod; |
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uint8_t aftertouch_cc; |
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uint8_t breath_cc; |
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uint8_t foot_cc; |
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uint8_t modwheel_cc; |
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int masterTune; |
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uint8_t opSwitch; |
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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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Controllers() { |
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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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} |
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void refresh() { |
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amp_mod=pitch_mod=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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if ( ! ((wheel.eg || foot.eg) || (breath.eg || at.eg)) ) |
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eg_mod = 127; |
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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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