mirror of
https://github.com/DCC-EX/CommandStation-EX.git
synced 2024-12-23 21:01:25 +01:00
234 lines
7.9 KiB
C++
234 lines
7.9 KiB
C++
/*
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* © 2022 Chris Harlow
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* All rights reserved.
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*
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* This file is part of DCC++EX
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*
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* This is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* It is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "TrackManager.h"
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#include "FSH.h"
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#include "DCCWaveform.h"
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#include "DCC.h"
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#include "MotorDriver.h"
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#include "DIAG.h"
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// Virtualised Motor shield multi-track hardware Interface
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#define FOR_EACH_TRACK(t) for (byte t=0;t<=lastTrack;t++)
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#define APPLY_BY_MODE(findmode,function) \
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FOR_EACH_TRACK(t) \
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if (trackMode[t]==findmode) \
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track[t]->function;
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const int16_t HASH_KEYWORD_PROG = -29718;
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const int16_t HASH_KEYWORD_MAIN = 11339;
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const int16_t HASH_KEYWORD_OFF = 22479;
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const int16_t HASH_KEYWORD_DC = 2183;
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const int16_t HASH_KEYWORD_DCX = 6463; // DC reversed polarity
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const int16_t HASH_KEYWORD_A = 65; // parser makes single chars the ascii.
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MotorDriver * TrackManager::track[MAX_TRACKS];
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TRACK_MODE TrackManager::trackMode[MAX_TRACKS];
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int16_t TrackManager::trackDCAddr[MAX_TRACKS];
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POWERMODE TrackManager::mainPowerGuess=POWERMODE::OFF;
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byte TrackManager::lastTrack=0;
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bool TrackManager::progTrackSyncMain=false;
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bool TrackManager::progTrackBoosted=false;
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int16_t TrackManager::joinRelay=UNUSED_PIN;
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// The setup call is done this way so that the tracks can be in a list
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// from the config... the tracks default to NULL in the declaration
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void TrackManager::Setup(const FSH * shieldname,
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MotorDriver * track0, MotorDriver * track1, MotorDriver * track2,
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MotorDriver * track3, MotorDriver * track4, MotorDriver * track5,
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MotorDriver * track6, MotorDriver * track7 ) {
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addTrack(0,track0);
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addTrack(1,track1);
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addTrack(2,track2);
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addTrack(3,track3);
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addTrack(4,track4);
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addTrack(5,track5);
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addTrack(6,track6);
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addTrack(7,track7);
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// Default the first 2 tracks (which may be null) and perform HA waveform check.
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setTrackMode(0,TRACK_MODE_MAIN);
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setTrackMode(1,TRACK_MODE_PROG);
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// TODO Fault pin config for odd motor boards (example pololu)
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// MotorDriver::commonFaultPin = ((mainDriver->getFaultPin() == progDriver->getFaultPin())
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// && (mainDriver->getFaultPin() != UNUSED_PIN));
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DIAG(F("Signal pin config: %S accuracy waveform"),
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MotorDriver::usePWM ? F("high") : F("normal") );
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DCC::begin(shieldname);
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}
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void TrackManager::addTrack(byte t, MotorDriver* driver) {
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track[t]=driver;
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trackMode[t]=TRACK_MODE_OFF;
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if (driver) lastTrack=t;
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}
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void TrackManager::setDCCSignal( bool on) {
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APPLY_BY_MODE(TRACK_MODE_MAIN,setSignal(on));
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}
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void TrackManager::setCutout( bool on) {
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(void) on;
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// TODO APPLY_BY_MODE(TRACK_MODE_MAIN,setCutout(on));
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}
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void TrackManager::setPROGSignal( bool on) {
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APPLY_BY_MODE(TRACK_MODE_PROG,setSignal(on));
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}
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void TrackManager::setDCSignal(int16_t cab, byte speedbyte) {
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FOR_EACH_TRACK(t) {
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if (trackDCAddr[t]!=cab) continue;
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if (trackMode[t]==TRACK_MODE_DC) track[t]->setDCSignal(speedbyte);
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else if (trackMode[t]==TRACK_MODE_DCX) track[t]->setDCSignal(speedbyte ^ 128);
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}
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}
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bool TrackManager::setTrackMode(byte trackToSet, TRACK_MODE mode, int16_t dcAddr) {
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if (trackToSet>lastTrack || track[trackToSet]==NULL) return false;
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if (mode==TRACK_MODE_PROG) {
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// only allow 1 track to be prog
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FOR_EACH_TRACK(t)
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if (trackMode[t]==TRACK_MODE_PROG) trackMode[t]=TRACK_MODE_OFF;
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}
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trackMode[trackToSet]=mode;
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trackDCAddr[trackToSet]=dcAddr;
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// re-evaluate HighAccuracy mode
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// We can only do this is all main and prog tracks agree
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bool canDo=true;
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FOR_EACH_TRACK(t)
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if (trackMode[t]==TRACK_MODE_MAIN ||trackMode[t]==TRACK_MODE_PROG)
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canDo &= track[t]->isPWMCapable();
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MotorDriver::usePWM=canDo;
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return true;
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}
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bool TrackManager::parseJ(Print *stream, int16_t params, int16_t p[])
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{
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if (params==0) { // <=> List track assignments
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FOR_EACH_TRACK(t)
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if (track[t]!=NULL) {
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StringFormatter::send(stream,F("<= %c "),'A'+t);
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switch(trackMode[t]) {
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case TRACK_MODE_MAIN:
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StringFormatter::send(stream,F("MAIN"));
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break;
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case TRACK_MODE_PROG:
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StringFormatter::send(stream,F("PROG"));
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break;
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case TRACK_MODE_OFF:
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StringFormatter::send(stream,F("OFF"));
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break;
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case TRACK_MODE_DC:
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StringFormatter::send(stream,F("DC %d"),trackDCAddr[t]);
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break;
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case TRACK_MODE_DCX:
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StringFormatter::send(stream,F("DCX %d"),trackDCAddr[t]);
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break;
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default:
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break; // unknown, dont care
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}
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StringFormatter::send(stream,F(">\n"));
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}
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return true;
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}
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p[0]-=HASH_KEYWORD_A; // convert A... to 0....
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if (params>1 && (p[0]<0 || p[0]>=MAX_TRACKS))
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return false;
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if (params==2 && p[1]==HASH_KEYWORD_MAIN) // <= id MAIN>
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return setTrackMode(p[0],TRACK_MODE_MAIN);
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if (params==2 && p[1]==HASH_KEYWORD_PROG) // <= id PROG>
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return setTrackMode(p[0],TRACK_MODE_PROG);
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if (params==2 && p[1]==HASH_KEYWORD_OFF) // <= id OFF>
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return setTrackMode(p[0],TRACK_MODE_OFF);
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if (params==3 && p[1]==HASH_KEYWORD_DC && p[2]>0) // <= id DC cab>
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return setTrackMode(p[0],TRACK_MODE_DC,p[2]);
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if (params==3 && p[1]==HASH_KEYWORD_DCX && p[2]>0) // <= id DCX cab>
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return setTrackMode(p[0],TRACK_MODE_DCX,p[2]);
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return false;
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}
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byte TrackManager::nextCycleTrack=MAX_TRACKS;
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void TrackManager::loop() {
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DCCWaveform::loop();
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DCCACK::loop();
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bool dontLimitProg=DCCACK::isActive() || progTrackSyncMain || progTrackBoosted;
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nextCycleTrack++;
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if (nextCycleTrack>lastTrack) nextCycleTrack=0;
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if (track[nextCycleTrack]==NULL) return;
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MotorDriver * motorDriver=track[nextCycleTrack];
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bool useProgLimit=dontLimitProg? false: trackMode[nextCycleTrack]==TRACK_MODE_PROG;
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motorDriver->checkPowerOverload(useProgLimit, nextCycleTrack);
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}
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MotorDriver * TrackManager::getProgDriver() {
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FOR_EACH_TRACK(t)
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if (trackMode[t]==TRACK_MODE_PROG) return track[t];
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return NULL;
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}
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void TrackManager::setPower2(bool setProg,POWERMODE mode) {
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if (setProg) {
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APPLY_BY_MODE(TRACK_MODE_PROG,setPower(mode))
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}
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else {
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mainPowerGuess=mode;
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FOR_EACH_TRACK(t)
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if (track[t]
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&& trackMode[t]!=TRACK_MODE_OFF
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&& trackMode[t]!=TRACK_MODE_PROG
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) track[t]->setPower(mode);
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}
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}
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POWERMODE TrackManager::getProgPower() {
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FOR_EACH_TRACK(t)
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if (trackMode[t]==TRACK_MODE_PROG)
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return track[t]->getPower();
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return POWERMODE::OFF;
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}
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void TrackManager::setJoinRelayPin(byte joinRelayPin) {
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joinRelay=joinRelayPin;
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if (joinRelay!=UNUSED_PIN) {
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pinMode(joinRelay,OUTPUT);
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digitalWrite(joinRelay,LOW); // LOW is relay disengaged
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}
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}
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void TrackManager::setJoin(bool joined) {
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progTrackSyncMain=joined;
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if (joinRelay!=UNUSED_PIN) digitalWrite(joinRelay,joined?HIGH:LOW);
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}
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