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analogio.cpp
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analogio.cpp
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// SPDX-License-Identifier: GPL-3.0-or-later
//
// Copyright (c) 2014-2023 plan44.ch / Lukas Zeller, Zurich, Switzerland
//
// Author: Lukas Zeller <luz@plan44.ch>
//
// This file is part of p44utils.
//
// p44utils is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// p44utils is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with p44utils. If not, see <http://www.gnu.org/licenses/>.
//
#include "analogio.hpp"
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include "iopin.hpp"
#if !DISABLE_GPIO
#include "gpio.hpp"
#endif
#if !DISABLE_PWM
#include "pwm.hpp"
#endif
#if !DISABLE_I2C
#include "i2c.hpp"
#endif
#if !DISABLE_SPI
#include "spi.hpp"
#endif
#include "logger.hpp"
#include "mainloop.hpp"
#if (!DISABLE_SYSTEMCMDIO || ENABLE_ANALOGIO_SCRIPT_FUNCS) && !defined(ESP_PLATFORM)
#if ENABLE_APPLICATION_SUPPORT
#include "application.hpp" // we need it for user level, syscmd is only allowed with userlevel>=2
#endif
#ifndef ALWAYS_ALLOW_SYSCMDIO
#define ALWAYS_ALLOW_SYSCMDIO 0
#endif
#endif
using namespace p44;
AnalogIo::AnalogIo(const char* aPinSpec, bool aOutput, double aInitialValue) :
mUpdating(false)
{
mLastValue = aInitialValue;
// save params
mOutput = aOutput;
// check for inverting and pullup prefixes
bool inverted = false; // not all analog outputs support this at all
while (aPinSpec && *aPinSpec) {
if (*aPinSpec=='/') inverted = true;
else break; // none of the allowed prefixes -> done
++aPinSpec; // processed prefix -> check next
}
// rest is pin specification
mPinSpec = nonNullCStr(aPinSpec);
// check for missing pin (no pin, just silently keeping value)
if (mPinSpec.size()==0 || mPinSpec=="missing") {
mIoPin = AnalogIOPinPtr(new AnalogMissingPin(aInitialValue));
return;
}
// dissect name into bus, device, pin
string busName;
string deviceName;
string pinName;
size_t i = mPinSpec.find(".");
if (i==string::npos) {
// just a bus name, device and pin remain empty
busName = mPinSpec;
}
else {
busName = mPinSpec.substr(0,i);
// rest is device + pinname or just pinname
pinName = mPinSpec.substr(i+1,string::npos);
i = pinName.find(".");
if (i!=string::npos) {
// separate device and pin names
// - extract device name
deviceName = pinName.substr(0,i);
// - remove device name from pin name string
pinName.erase(0,i+1);
}
}
// now create appropriate pin
DBGLOG(LOG_DEBUG, "AnalogIo: bus name = '%s'", busName.c_str());
#if !DISABLE_I2C
if (busName.substr(0,3)=="i2c") {
// i2c<busnum>.<devicespec>.<pinnum>
int busNumber = atoi(busName.c_str()+3);
int pinNumber = atoi(pinName.c_str());
mIoPin = AnalogIOPinPtr(new AnalogI2CPin(busNumber, deviceName.c_str(), pinNumber, mOutput, aInitialValue));
}
else
#endif
#if !DISABLE_SPI
if (busName.substr(0,3)=="spi") {
// spi<interfaceno*10+chipselno>.<devicespec>.<pinnum>
int busNumber = atoi(busName.c_str()+3);
int pinNumber = atoi(pinName.c_str());
mIoPin = AnalogIOPinPtr(new AnalogSPIPin(busNumber, deviceName.c_str(), pinNumber, mOutput, aInitialValue));
}
else
#endif
#if !DISABLE_SYSCMDIO && !defined(ESP_PLATFORM) && (ENABLE_APPLICATION_SUPPORT || ALWAYS_ALLOW_SYSCMDIO)
if (
busName=="syscmd"
#if !ALWAYS_ALLOW_SYSCMDIO
&& Application::sharedApplication()->userLevel()>=2
#endif
) {
// analog I/O calling system command to set value
mIoPin = AnalogIOPinPtr(new AnalogSysCommandPin(pinName.c_str(), mOutput, aInitialValue));
}
else
#endif
#if !DISABLE_PWM
if (busName.substr(0,7)=="pwmchip") {
// Linux generic PWM output
// pwmchip<chipno>.<channelno>[.<period>]
// or ESP32 ledc PWM output
// pwmchip<gpiono>.<channelno>[.<period>]
int chipNumber = atoi(busName.c_str()+7);
int channelNumber;
uint32_t periodNs = 0; // default
if (deviceName.empty()) {
channelNumber = atoi(pinName.c_str());
}
else {
channelNumber = atoi(deviceName.c_str());
periodNs = atoi(pinName.c_str());
}
mIoPin = AnalogIOPinPtr(new PWMPin(chipNumber, channelNumber, inverted, aInitialValue, periodNs));
}
else
#endif
if (busName=="fdsim") {
// analog I/O from file descriptor (should be non-blocking or at least minimal-delay files such
// as quickly served pipes or /sys/class/* files)
mIoPin = AnalogIOPinPtr(new AnalogSimPinFd(pinName.c_str(), mOutput, aInitialValue));
}
else {
// all other/unknown bus names, including "sim", default to simulated pin operated from console
mIoPin = AnalogIOPinPtr(new AnalogSimPin(mPinSpec.c_str(), mOutput, aInitialValue));
}
}
AnalogIo::~AnalogIo()
{
}
double AnalogIo::value()
{
if (!mUpdating) {
mUpdating = true; // prevent recursion through event requesting the value again (prevents unneeded HW reads, too)
mLastValue = mIoPin->getValue();
#if ENABLE_ANALOGIO_FILTER_SUPPORT
if (mWindowEvaluator) {
mWindowEvaluator->addValue(mLastValue);
}
#endif
#if ENABLE_ANALOGIO_SCRIPT_FUNCS && ENABLE_P44SCRIPT
if (hasSinks()) {
sendEvent(getValueObj());
}
#endif
if (mPollCB) {
mPollCB();
}
mUpdating = false;
}
return mLastValue;
}
#if ENABLE_ANALOGIO_SCRIPT_FUNCS && ENABLE_P44SCRIPT
/// get a analog input value object. This is also what is sent to event sinks
P44Script::ScriptObjPtr AnalogIo::getValueObj()
{
return new P44Script::AnalogInputEventObj(this);
}
#endif
double AnalogIo::lastValue()
{
return mLastValue;
}
double AnalogIo::processedValue()
{
if (!mAutoPollTicket) value(); // not autopolling: update value (and add it to processor if enabled)
#if ENABLE_ANALOGIO_FILTER_SUPPORT
if (mWindowEvaluator) return mWindowEvaluator->evaluate(); // processed value
#endif
return mLastValue; // just last raw value
}
#if ENABLE_ANALOGIO_FILTER_SUPPORT
void AnalogIo::setFilter(WinEvalMode aEvalType, MLMicroSeconds aWindowTime, MLMicroSeconds aDataPointCollTime)
{
mWindowEvaluator.reset();
if (aEvalType==eval_none) return;
mWindowEvaluator = WindowEvaluatorPtr(new WindowEvaluator(aWindowTime, aDataPointCollTime, aEvalType));
value(); // cause initialisation
}
#endif // ENABLE_ANALOGIO_FILTER_SUPPORT
void AnalogIo::setAutopoll(MLMicroSeconds aPollInterval, MLMicroSeconds aTolerance, SimpleCB aPollCB)
{
mPollCB = aPollCB;
mAutoPollTicket.cancel();
if (aPollInterval<=0) return; // disable polling
mAutoPollTicket.executeOnce(boost::bind(&AnalogIo::pollhandler, this, aPollInterval, aTolerance, _1));
}
void AnalogIo::pollhandler(MLMicroSeconds aPollInterval, MLMicroSeconds aTolerance, MLTimer &aTimer)
{
value(); // get (and possibly process) new value
// processing the value might stop polling, so check for ticket still active
if (mAutoPollTicket) MainLoop::currentMainLoop().retriggerTimer(aTimer, aPollInterval, aTolerance);
}
void AnalogIo::setValue(double aValue)
{
mIoPin->setValue(aValue);
}
bool AnalogIo::getRange(double &aMin, double &aMax, double &aResolution)
{
return mIoPin->getRange(aMin, aMax, aResolution);
}
#if ENABLE_ANALOGIO_ANIMATION_SUPPORT
/// get value setter for animations
ValueSetterCB AnalogIo::getValueSetter(double& aCurrentValue)
{
aCurrentValue = value();
return boost::bind(&AnalogIo::setValue, this, _1);
}
ValueAnimatorPtr AnalogIo::animator()
{
double startValue;
ValueSetterCB valueSetter = getValueSetter(startValue);
ValueAnimatorPtr animator = ValueAnimatorPtr(new ValueAnimator(valueSetter, true)); // self-timed
return animator->from(startValue);
}
#endif // ENABLE_ANALOGIO_ANIMATION_SUPPORT
#if ENABLE_ANALOGIO_COLOR_SUPPORT
// MARK: - AnalogColorOutput
AnalogColorOutput::AnalogColorOutput(AnalogIoPtr aRedOutput, AnalogIoPtr aGreenOutput, AnalogIoPtr aBlueOutput, AnalogIoPtr aWhiteOutput, AnalogIoPtr aAmberOutput) :
mMaxMilliWatts(0), // no power limit
mRequestedMilliWatts(0)
{
mRGBWAOutputs[0] = aRedOutput;
mRGBWAOutputs[1] = aGreenOutput;
mRGBWAOutputs[2] = aBlueOutput;
mRGBWAOutputs[3] = aWhiteOutput;
mRGBWAOutputs[4] = aAmberOutput;
mHSV[0] = 0;
mHSV[1] = 0;
mHSV[2] = 0;
// default white assumed to contribute equally to R,G,B with 35% each
whiteRGB[0] = 0.35; whiteRGB[1] = 0.35; whiteRGB[2] = 0.35;
// default amber assumed to be AMBER web color #FFBE00 = 100%, 75%, 0% contributing 50% intensity
amberRGB[0] = 0.5; amberRGB[1] = 0.375; amberRGB[2] = 0;
// assume same consumption on all channels, one Watt each
for (int i=0; i<5; i++) mOutputMilliWatts[i] = 1;
}
void AnalogColorOutput::setHSV(const Row3 &aHSV)
{
mHSV[0] = aHSV[0];
mHSV[1] = aHSV[1];
mHSV[2] = aHSV[2];
outputHSV();
}
void AnalogColorOutput::setColor(double aHue, double aSaturation)
{
mHSV[0] = aHue;
mHSV[1] = aSaturation;
outputHSV();
}
void AnalogColorOutput::setBrightness(double aBrightness)
{
mHSV[2] = aBrightness;
outputHSV();
}
void AnalogColorOutput::setPowerLimit(int aMilliWatts)
{
if (aMilliWatts!=mMaxMilliWatts) {
mMaxMilliWatts = aMilliWatts;
outputRGB(); // re-output with new limit applied
}
}
int AnalogColorOutput::getPowerLimit()
{
return mMaxMilliWatts;
}
int AnalogColorOutput::getNeededPower()
{
return mRequestedMilliWatts;
}
int AnalogColorOutput::getCurrentPower()
{
if (mMaxMilliWatts<=0 || mRequestedMilliWatts<mMaxMilliWatts)
return mRequestedMilliWatts;
return mMaxMilliWatts; // at the limit
}
inline static void setOutputIntensity(AnalogIoPtr &aOutput, double aIntensity)
{
if (!aOutput) return;
double min,max,res;
if (!aOutput->getRange(min, max, res)) max = 100; // assume 0..100 when output does not provide a range
aOutput->setValue(max*aIntensity);
}
void AnalogColorOutput::setRGB(const Row3 &aRGB)
{
mRGB[0] = aRGB[0];
mRGB[1] = aRGB[1];
mRGB[2] = aRGB[2];
outputRGB();
}
void AnalogColorOutput::outputHSV()
{
HSVtoRGB(mHSV, mRGB);
outputRGB();
}
void AnalogColorOutput::outputRGB()
{
double r = mRGB[0];
double g = mRGB[1];
double b = mRGB[2];
double w = 0;
double a = 0;
mRequestedMilliWatts = 0;
if (mRGBWAOutputs[3]) {
// there is a white channel
double w = transferToColor(whiteRGB, r, g, b);
if (w<0) w=0; else if (w>1) w=1;
mRequestedMilliWatts += w*mOutputMilliWatts[3];
if (mRGBWAOutputs[4]) {
// there is a amber channel
double a = transferToColor(amberRGB, r, g, b);
if (a<0) a=0; else if (a>1) a=1;
mRequestedMilliWatts += a*mOutputMilliWatts[3];
}
}
if (r<0) r=0; else if (r>1) r=1;
if (g<0) g=0; else if (g>1) g=1;
if (b<0) b=0; else if (b>1) b=1;
mRequestedMilliWatts += r*mOutputMilliWatts[0];
mRequestedMilliWatts += g*mOutputMilliWatts[1];
mRequestedMilliWatts += b*mOutputMilliWatts[2];
double factor = 1;
if (mMaxMilliWatts>0 && mRequestedMilliWatts>mMaxMilliWatts) {
factor = (double)mMaxMilliWatts/mRequestedMilliWatts; // reduce
}
// apply to channels
setOutputIntensity(mRGBWAOutputs[0], factor*r);
setOutputIntensity(mRGBWAOutputs[1], factor*g);
setOutputIntensity(mRGBWAOutputs[2], factor*b);
setOutputIntensity(mRGBWAOutputs[3], factor*w);
setOutputIntensity(mRGBWAOutputs[4], factor*a);
}
ValueSetterCB AnalogColorOutput::getColorComponentSetter(const string aComponent, double &aCurrentValue)
{
if (aComponent=="hue") {
return getHsvComponentSetter(mHSV[0], aCurrentValue);
}
else if (aComponent=="saturation") {
return getHsvComponentSetter(mHSV[1], aCurrentValue);
}
else if (aComponent=="brightness") {
return getHsvComponentSetter(mHSV[2], aCurrentValue);
}
else if (aComponent=="r") {
return getRgbComponentSetter(mRGB[0], aCurrentValue);
}
else if (aComponent=="g") {
return getRgbComponentSetter(mRGB[1], aCurrentValue);
}
else if (aComponent=="b") {
return getRgbComponentSetter(mRGB[2], aCurrentValue);
}
return NoOP;
}
ValueSetterCB AnalogColorOutput::getHsvComponentSetter(double &aColorComponent, double &aCurrentValue)
{
aCurrentValue = aColorComponent;
return boost::bind(&AnalogColorOutput::hsvComponentSetter, this, &aColorComponent, _1);
}
void AnalogColorOutput::hsvComponentSetter(double* aColorComponentP, double aNewValue)
{
*aColorComponentP = aNewValue;
outputHSV();
}
ValueSetterCB AnalogColorOutput::getRgbComponentSetter(double &aColorComponent, double &aCurrentValue)
{
aCurrentValue = aColorComponent;
return boost::bind(&AnalogColorOutput::rgbComponentSetter, this, &aColorComponent, _1);
}
void AnalogColorOutput::rgbComponentSetter(double* aColorComponentP, double aNewValue)
{
*aColorComponentP = aNewValue;
outputRGB();
}
ValueAnimatorPtr AnalogColorOutput::animatorFor(const string aComponent)
{
double startValue;
ValueSetterCB valueSetter = getColorComponentSetter(aComponent, startValue);
ValueAnimatorPtr animator = ValueAnimatorPtr(new ValueAnimator(valueSetter, true)); // self-timed
return animator->from(startValue);
}
#endif // ENABLE_ANALOGIO_COLOR_SUPPORT
// MARK: - script support
#if ENABLE_ANALOGIO_SCRIPT_FUNCS && ENABLE_P44SCRIPT
#if !ENABLE_APPLICATION_SUPPORT
#warning "Unconditionally allowing I/O creation (no userlevel check)"
#endif
using namespace P44Script;
AnalogInputEventObj::AnalogInputEventObj(AnalogIoPtr aAnalogIo) :
mAnalogIo(aAnalogIo),
inherited(0)
{
// capture current value
if (mAnalogIo) mNum = mAnalogIo->processedValue();
}
void AnalogInputEventObj::deactivate()
{
mAnalogIo.reset();
inherited::deactivate();
}
string AnalogInputEventObj::getAnnotation() const
{
return "analog input value";
}
TypeInfo AnalogInputEventObj::getTypeInfo() const
{
return inherited::getTypeInfo()|freezable; // can be frozen
}
bool AnalogInputEventObj::isEventSource() const
{
return mAnalogIo.get(); // yes if it exists
}
void AnalogInputEventObj::registerForFilteredEvents(EventSink* aEventSink, intptr_t aRegId)
{
if (mAnalogIo) mAnalogIo->registerForEvents(aEventSink, aRegId); // no filtering
}
// range()
static void range_func(BuiltinFunctionContextPtr f)
{
AnalogIoObj* a = dynamic_cast<AnalogIoObj*>(f->thisObj().get());
assert(a);
// return range
double min;
double max;
double res;
if (a->analogIo()->getRange(min, max, res)) {
ObjectValue* o = new ObjectValue();
o->setMemberByName("min", new NumericValue(min));
o->setMemberByName("max", new NumericValue(max));
o->setMemberByName("resolution", new NumericValue(res));
f->finish(o);
}
else {
f->finish(new AnnotatedNullValue("no range info available"));
}
}
// animator()
static void animator_func(BuiltinFunctionContextPtr f)
{
AnalogIoObj* a = dynamic_cast<AnalogIoObj*>(f->thisObj().get());
assert(a);
f->finish(new ValueAnimatorObj(a->analogIo()->animator()));
}
// value() // get value
// value(val) // set value
FUNC_ARG_DEFS(value, { numeric|optionalarg } );
static void value_func(BuiltinFunctionContextPtr f)
{
AnalogIoObj* a = dynamic_cast<AnalogIoObj*>(f->thisObj().get());
assert(a);
if (f->numArgs()>0) {
// set new analog value
a->analogIo()->setValue(f->arg(0)->doubleValue());
f->finish();
}
else {
// return current value as triggerable event
f->finish(new AnalogInputEventObj(a->analogIo()));
}
}
// poll(interval [, tolerance])
// poll()
FUNC_ARG_DEFS(poll, { numeric|optionalarg }, { numeric|optionalarg } );
static void poll_func(BuiltinFunctionContextPtr f)
{
AnalogIoObj* a = dynamic_cast<AnalogIoObj*>(f->thisObj().get());
assert(a);
if (f->arg(0)->doubleValue()<=0) {
// null, undefined, <=0 cancels polling
a->analogIo()->setAutopoll(0);
}
else {
MLMicroSeconds interval = f->arg(0)->doubleValue()*Second;
MLMicroSeconds tolerance = 0;
if (f->numArgs()>=1) tolerance = f->arg(0)->doubleValue()*Second;
a->analogIo()->setAutopoll(interval, tolerance);
}
f->finish();
}
// filter(type, [interval [, colltime]])
FUNC_ARG_DEFS(filter, { text }, { numeric|optionalarg }, { numeric|optionalarg } );
static void filter_func(BuiltinFunctionContextPtr f)
{
AnalogIoObj* a = dynamic_cast<AnalogIoObj*>(f->thisObj().get());
assert(a);
string ty = f->arg(0)->stringValue();
WinEvalMode ety = eval_none;
if (uequals(ty.c_str(), "abs-", 4)) {
ety |= eval_option_abs;
}
if (uequals(ty,"average")) ety |= eval_timeweighted_average;
else if (uequals(ty,"simpleaverage")) ety |= eval_average;
else if (uequals(ty,"min")) ety |= eval_min;
else if (uequals(ty,"max")) ety |= eval_max;
MLMicroSeconds windowtime = 10*Second; // default to 10 second processing window
if (f->arg(1)->defined()) windowtime = f->arg(1)->doubleValue()*Second;
MLMicroSeconds colltime = windowtime/20; // default to 1/20 of the processing window
if (f->arg(2)->defined()) colltime = f->arg(2)->doubleValue()*Second;
a->analogIo()->setFilter(ety, windowtime, colltime);
f->finish();
}
static const BuiltinMemberDescriptor analogioFunctions[] = {
FUNC_DEF_W_ARG(value, executable|numeric),
FUNC_DEF_NOARG(range, executable|objectvalue),
FUNC_DEF_NOARG(animator, executable|objectvalue),
FUNC_DEF_W_ARG(poll, executable|null),
FUNC_DEF_W_ARG(filter, executable|null),
{ NULL } // terminator
};
static BuiltInMemberLookup* sharedAnalogIoFunctionLookupP = NULL;
AnalogIoObj::AnalogIoObj(AnalogIoPtr aAnalogIo) :
mAnalogIo(aAnalogIo)
{
registerSharedLookup(sharedAnalogIoFunctionLookupP, analogioFunctions);
}
AnalogIoPtr AnalogIoObj::analogIoFromArg(ScriptObjPtr aArg, bool aOutput, double aInitialValue)
{
AnalogIoPtr aio;
AnalogIoObj* a = dynamic_cast<AnalogIoObj*>(aArg.get());
if (a) {
aio = a->analogIo();
}
else if (aArg->hasType(text)) {
#if ENABLE_APPLICATION_SUPPORT
if (Application::sharedApplication()->userLevel()>=1) // user level >=1 is needed for IO access
#endif
{
aio = AnalogIoPtr(new AnalogIo(aArg->stringValue().c_str(), aOutput, aInitialValue));
}
}
return aio;
}
// analogio(pinspec, isOutput [, initialValue])
FUNC_ARG_DEFS(analogio, { text }, { numeric }, { numeric|optionalarg } );
static void analogio_func(BuiltinFunctionContextPtr f)
{
#if ENABLE_APPLICATION_SUPPORT
if (Application::sharedApplication()->userLevel()<1) { // user level >=1 is needed for IO access
f->finish(new ErrorValue(ScriptError::NoPrivilege, "no IO privileges"));
}
#endif
bool out = f->arg(1)->boolValue();
double v = 0;
if (f->arg(2)->defined()) v = f->arg(2)->doubleValue();
AnalogIoPtr analogio = new AnalogIo(f->arg(0)->stringValue().c_str(), out, v);
f->finish(new AnalogIoObj(analogio));
}
#if ENABLE_ANALOGIO_COLOR_SUPPORT
// animator(property)
FUNC_ARG_DEFS(animatorfor, { text } );
static void animatorfor_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
f->finish(new ValueAnimatorObj(c->colorOutput()->animatorFor(f->arg(0)->stringValue())));
}
// setcolor(hue, saturation)
// setcolor(webcolor)
FUNC_ARG_DEFS(setcolor, { text|numeric }, { numeric|optionalarg } );
static void setcolor_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
if (f->numArgs()<2) {
// set color via web color
PixelColor col = webColorToPixel(f->arg(0)->stringValue());
Row3 rgb;
pixelToRGB(col, rgb);
c->colorOutput()->setRGB(rgb);
}
else {
c->colorOutput()->setColor(f->arg(0)->doubleValue(), f->arg(1)->doubleValue());
}
f->finish();
}
// setbrightness(brightness)
FUNC_ARG_DEFS(setbrightness, { numeric } );
static void setbrightness_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
c->colorOutput()->setBrightness(f->arg(0)->doubleValue());
f->finish();
}
// powerlimit(brightness)
FUNC_ARG_DEFS(powerlimit, { numeric|optionalarg } );
static void powerlimit_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
if (f->numArgs()==0) {
f->finish(new IntegerValue(c->colorOutput()->getPowerLimit()));
}
else {
c->colorOutput()->setPowerLimit(f->arg(0)->intValue());
f->finish();
}
}
// neededpower()
static void neededpower_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
f->finish(new IntegerValue(c->colorOutput()->getNeededPower()));
}
// currentpower()
static void currentpower_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
f->finish(new IntegerValue(c->colorOutput()->getCurrentPower()));
}
// whitecolor(pixelcolor)
// ambercolor(pixelcolor)
FUNC_ARG_DEFS(chcolor, { text } );
static void whitecolor_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
PixelColor col = webColorToPixel(f->arg(0)->stringValue());
pixelToRGB(col, c->colorOutput()->whiteRGB);
f->finish();
}
static void ambercolor_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
PixelColor col = webColorToPixel(f->arg(0)->stringValue());
pixelToRGB(col, c->colorOutput()->amberRGB);
f->finish();
}
// setoutputchannelpower(milliwatt) // for all channels
// setoutputchannelpower(r,g,b [,w [,a]]) // separately
FUNC_ARG_DEFS(setoutputchannelpower, { numeric }, { numeric|optionalarg }, { numeric|optionalarg }, { numeric|optionalarg }, { numeric|optionalarg });
static void setoutputchannelpower_func(BuiltinFunctionContextPtr f)
{
AnalogColorOutputObj* c = dynamic_cast<AnalogColorOutputObj*>(f->thisObj().get());
assert(c);
if (f->numArgs()==1) {
for (int i=0; i<5; i++) c->colorOutput()->mOutputMilliWatts[i] = f->arg(0)->intValue();
}
else {
for (int i=0; i<f->numArgs(); i++) {
c->colorOutput()->mOutputMilliWatts[i] = f->arg(i)->intValue();
}
}
f->finish();
}
static const BuiltinMemberDescriptor coloroutputFunctions[] = {
{ "animator", executable|objectvalue, animatorfor_numargs, animatorfor_args, &animatorfor_func },
FUNC_DEF_W_ARG(setcolor, executable|null),
FUNC_DEF_W_ARG(setbrightness, executable|null),
FUNC_DEF_W_ARG(powerlimit, executable|numeric|null),
FUNC_DEF_NOARG(neededpower, executable|numeric),
FUNC_DEF_NOARG(currentpower, executable|numeric),
FUNC_DEF_C_ARG(whitecolor, executable|null, chcolor),
FUNC_DEF_C_ARG(ambercolor, executable|null, chcolor),
FUNC_DEF_W_ARG(setoutputchannelpower, executable|null),
{ NULL } // terminator
};
static BuiltInMemberLookup* sharedColorOutputFunctionLookupP = NULL;
AnalogColorOutputObj::AnalogColorOutputObj(AnalogColorOutputPtr aColorOutput) :
mColorOutput(aColorOutput)
{
registerSharedLookup(sharedColorOutputFunctionLookupP, coloroutputFunctions);
}
// analogcoloroutput(red, green, blue [[, white [, amber]) // AnalogIOObjs or pin specs
FUNC_ARG_DEFS(coloroutput, { text|objectvalue }, { text|objectvalue }, { text|objectvalue }, { text|optionalarg }, { text|optionalarg } );
static void coloroutput_func(BuiltinFunctionContextPtr f)
{
AnalogIoPtr red = AnalogIoObj::analogIoFromArg(f->arg(0), true, 0);
AnalogIoPtr green = AnalogIoObj::analogIoFromArg(f->arg(1), true, 0);
AnalogIoPtr blue = AnalogIoObj::analogIoFromArg(f->arg(2), true, 0);
AnalogIoPtr white;
AnalogIoPtr amber;
if (f->arg(3)->defined()) white = AnalogIoObj::analogIoFromArg(f->arg(3), true, 0);
if (f->arg(4)->defined()) amber = AnalogIoObj::analogIoFromArg(f->arg(4), true, 0);
AnalogColorOutputPtr colorOutput = new AnalogColorOutput(red, green, blue, white, amber);
f->finish(new AnalogColorOutputObj(colorOutput));
}
#endif // ENABLE_ANALOGIO_COLOR_SUPPORT
static const BuiltinMemberDescriptor analogioGlobals[] = {
FUNC_DEF_W_ARG(analogio, executable|null),
#if ENABLE_ANALOGIO_COLOR_SUPPORT
{ "analogcoloroutput", executable|null, coloroutput_numargs, coloroutput_args, &coloroutput_func },
#endif
{ NULL } // terminator
};
AnalogIoLookup::AnalogIoLookup() :
inherited(analogioGlobals)
{
}
#endif // ENABLE_ANALOGIO_SCRIPT_FUNCS && ENABLE_P44SCRIPT