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/****************************************************************************************************
RepRapFirmware - PrintMonitor
This class provides methods to obtain print end-time estimations and file information from generated
G-Code files, which may be reported to auxiliary devices and to the web interface using status responses.
-----------------------------------------------------------------------------------------------------
Version 0.1
Created on: Feb 24, 2015
Christian Hammacher
Licence: GPL
****************************************************************************************************/
#ifndef PRINTMONITOR_H
#define PRINTMONITOR_H
#include "RepRapFirmware.h"
#include "Storage/FileInfoParser.h" // for struct GCodeFileInfo
const float LAYER_HEIGHT_TOLERANCE = 0.015; // Tolerance for comparing two Z heights (in mm)
const size_t MAX_LAYER_SAMPLES = 5; // Number of layer samples for end-time estimation (except for first layer)
const float ESTIMATION_MIN_FILAMENT_USAGE = 0.01; // Minimum per cent of filament to be printed before the filament-based estimation returns values
const float ESTIMATION_MIN_FILE_USAGE = 0.001; // Minimum per cent of the file to be processed before any file-based estimations are made
const float FIRST_LAYER_SPEED_FACTOR = 0.25; // First layer speed factor compared to other layers (only for layer-based estimation)
const uint32_t PRINTMONITOR_UPDATE_INTERVAL = 200; // Update interval in milliseconds
enum PrintEstimationMethod
{
filamentBased,
fileBased,
layerBased
};
class PrintMonitor
{
public:
PrintMonitor(Platform& p, GCodes& gc);
void Spin();
void Init();
bool IsPrinting() const; // Is a file being printed?
void StartingPrint(const char *filename); // Called to indicate a file will be printed (see M23)
void StartedPrint(); // Called whenever a new live print starts (see M24)
void StoppedPrint(); // Called whenever a file print has stopped
// Return an estimate in seconds based on a specific estimation method
float EstimateTimeLeft(PrintEstimationMethod method) const;
// Provide some information about the file being printed
unsigned int GetCurrentLayer() const;
float GetCurrentLayerTime() const;
float GetPrintDuration() const;
float GetWarmUpDuration() const;
float GetFirstLayerDuration() const;
float GetFirstLayerHeight() const;
const char *GetPrintingFilename() const { return (isPrinting) ? filenameBeingPrinted.c_str() : nullptr; }
bool GetPrintingFileInfoResponse(OutputBuffer *&response) const;
private:
Platform& platform;
GCodes& gCodes;
uint32_t lastUpdateTime;
// Information/Events concerning the file being printed
void WarmUpComplete();
void FirstLayerComplete();
void LayerComplete();
bool isPrinting;
uint64_t printStartTime;
uint64_t pauseStartTime, totalPauseTime;
bool heatingUp;
unsigned int currentLayer;
float warmUpDuration, firstLayerDuration;
float firstLayerFilament, firstLayerProgress;
float lastLayerChangeTime, lastLayerFilament, lastLayerZ;
unsigned int numLayerSamples;
float layerDurations[MAX_LAYER_SAMPLES];
float filamentUsagePerLayer[MAX_LAYER_SAMPLES];
float fileProgressPerLayer[MAX_LAYER_SAMPLES];
float layerEstimatedTimeLeft;
bool printingFileParsed;
GCodeFileInfo printingFileInfo;
String<MaxFilenameLength> filenameBeingPrinted;
};
inline bool PrintMonitor::IsPrinting() const { return isPrinting; }
inline unsigned int PrintMonitor::GetCurrentLayer() const { return currentLayer; }
inline float PrintMonitor::GetCurrentLayerTime() const { return (lastLayerChangeTime > 0.0) ? (GetPrintDuration() - lastLayerChangeTime) : 0.0; }
inline float PrintMonitor::GetFirstLayerDuration() const { return (firstLayerDuration > 0.0) ? firstLayerDuration : ((currentLayer > 0) ? GetPrintDuration() - warmUpDuration : 0.0); }
inline float PrintMonitor::GetFirstLayerHeight() const { return printingFileParsed ? printingFileInfo.firstLayerHeight : 0.0; }
#endif /* PRINTMONITOR_H */
// vim: ts=4:sw=4
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