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package org.reprap.machines;
/*
* TODO: To do's:
*
* TODO: fixup warmup segments GCode (forgets to turn on extruder)
* TODO: fixup all the RR: println commands
* TODO: find a better place for the code. You cannot even detect a layer change without hacking now.
* TODO: read Zach's GCode examples to check if I messed up.
* TODO: make GCodeWriter a subclass of NullCartesian, so I don't have to fix code all over the place.
*/
import org.reprap.Attributes;
import org.reprap.CartesianPrinter;
import org.reprap.Preferences;
import org.reprap.ReprapException;
import org.reprap.gui.Previewer;
import org.reprap.Extruder;
import org.reprap.comms.GCodeWriter;
import org.reprap.utilities.Debug;
import org.reprap.devices.GCodeExtruder;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintStream;
/**
*
*/
public class CartesianGCode extends GenericCartesianPrinter {
/**
* our class to send gcode instructions
*/
GCodeWriter gcode;
/**
* what is our current feedrate?
*/
double currentFeedrate = 0.0;
/**
* @param prefs
* @throws Exception
*/
public CartesianGCode(Preferences config) throws Exception {
super(config);
String portname = config.loadString("Port(name)");
boolean useSerialPort = config.loadBool("GCodeUseSerial");
gcode = new GCodeWriter();
if (useSerialPort)
gcode.openSerialConnection(portname);
else
gcode.openFile();
loadExtruders(config);
}
public void loadExtruders(Preferences config)
{
extruders = new GCodeExtruder[extruderCount];
super.loadExtruders(config);
}
public Extruder extruderFactory(Preferences prefs, int count)
{
return new GCodeExtruder(gcode, prefs, count);
}
/* (non-Javadoc)
* @see org.reprap.Printer#moveTo(double, double, double, boolean, boolean)
*/
public void moveTo(double x, double y, double z, boolean startUp, boolean endUp) throws ReprapException, IOException
{
if (isCancelled())
return;
double gx = round(x, 1);
double gy = round(y, 1);
double gz = round(z, 4);
double zFeedrate = round(getMaxFeedrateZ(), 4);
double xyFeedrate = round(getFeedrate(), 1);
double dx = currentX - x;
double dy = currentY - y;
double dz = currentZ - z;
String code;
if (dx == 0.0 && dy == 0.0 && dz == 0.0)
return;
double liftedZ = round(currentZ + (extruders[extruder].getExtrusionHeight()/2), 4);
//go up first?
if (startUp)
{
code = "G1 Z" + liftedZ;
if (zFeedrate != currentFeedrate)
{
code += "F" + zFeedrate;
currentFeedrate = zFeedrate;
}
gcode.queue(code);
currentZ = liftedZ;
dz = 0;
}
//our real command
code = "";
if (currentFeedrate != xyFeedrate)
code = "G1 ";
if (dx != 0)
code += "X" + gx;
if (dy != 0)
code += "Y" + gy;
if (currentFeedrate != xyFeedrate)
{
code += "F" + xyFeedrate;
currentFeedrate = xyFeedrate;
}
gcode.queue(code);
if (dz != 0)
{
code = "G1 ";
code += "Z" + gz;
if (zFeedrate != currentFeedrate)
{
code += "F" + zFeedrate;
currentFeedrate = zFeedrate;
}
gcode.queue(code);
}
//go back down?
if (!endUp && z != currentZ)
{
code = "G1 Z" + gz;
if (zFeedrate != currentFeedrate)
{
code += "F" + zFeedrate;
currentFeedrate = zFeedrate;
}
gcode.queue(code);
}
super.moveTo(x, y, z, startUp, endUp);
}
/* (non-Javadoc)
* @see org.reprap.Printer#printTo(double, double, double)
*/
public void printTo(double x, double y, double z, boolean turnOff) throws ReprapException, IOException
{
if (previewer != null)
previewer.addSegment(currentX, currentY, currentZ, x, y, z);
if (isCancelled())
return;
getExtruder().startExtruding();
double distance = segmentLength(x - currentX, y - currentY);
if (z != currentZ)
distance += Math.abs(currentZ - z);
totalDistanceExtruded += distance;
totalDistanceMoved += distance;
double gx = round(x, 1);
double gy = round(y, 1);
double gz = round(z, 4);
double feed = round(getFeedrate(), 1);
double dx = currentX - x;
double dy = currentY - y;
double dz = currentZ - z;
if (dx == 0.0 && dy == 0.0 && dz == 0.0)
return;
String code = "";
if (feed != currentFeedrate)
code += "G1 ";
if (dx != 0)
code += "X" + gx;
if (dy != 0)
code += "Y" + gy;
if (dz != 0)
code += "Z" + gz;
if (feed != currentFeedrate)
{
code += "F" + feed;
currentFeedrate = feed;
}
gcode.queue(code);
if(turnOff)
getExtruder().stopExtruding();
currentX = x;
currentY = y;
currentZ = z;
}
/* (non-Javadoc)
* @see org.reprap.Printer#getSpeedZ()
*/
public int getSpeedZ() {
return 200;
}
/* (non-Javadoc)
* @see org.reprap.Printer#setSpeedZ(int)
*/
public void setSpeedZ(int speed) {
// TODO: MiniMug prints this, but I don't know what to do with it
Debug.d("RR: set speed Z: " + speed);
}
/* (non-Javadoc)
* @see org.reprap.Printer#dispose()
*/
public void dispose() {
// TODO: fix this to be more flexible
try
{
// Fan off
getExtruder().setCooler(false);
// Extruder off
getExtruder().setExtrusion(0);
// heater off
getExtruder().heatOff();
} catch(Exception e){
//oops
}
//write/close our file/serial port
gcode.finish();
}
/* (non-Javadoc)
* @see org.reprap.Printer#initialise()
*/
public void initialise() {
// TODO: Fix this to be more flexible - howso?
//take us to fun, safe metric land.
gcode.queue("G21");
// Set absolute positioning, which is what we use.
gcode.queue("G90");
try {
super.initialise();
} catch (Exception E) {
Debug.d("Initialization error.");
}
}
/* (non-Javadoc)
* @see org.reprap.Printer#printStartDelay(long)
*/
public void printStartDelay(long msDelay) {
// This would extrude for the given interval to ensure polymer flow.
getExtruder().startExtruding();
delay(msDelay);
}
public void home() {
super.home();
double xyFeedrate = round(getFastFeedrateXY(), 4);
gcode.queue("G1 X-999 Y-999 F" + xyFeedrate);
currentFeedrate = xyFeedrate;
//gcode.queue("G0 Z-999");
gcode.queue("G92");
}
public void delay(long millis)
{
gcode.queue("G4 P" + millis);
}
/* (non-Javadoc)
* @see org.reprap.Printer#homeToZeroX()
*/
public void homeToZeroX() throws ReprapException, IOException {
super.homeToZeroX();
double feedrate = round(getMaxFeedrateX(), 4);
gcode.queue("G1 X-999 F" + feedrate);
currentFeedrate = feedrate;
}
/* (non-Javadoc)
* @see org.reprap.Printer#homeToZeroY()
*/
public void homeToZeroY() throws ReprapException, IOException {
super.homeToZeroY();
double feedrate = round(getMaxFeedrateY(), 4);
gcode.queue("G1 Y-999 F" + feedrate);
currentFeedrate = feedrate;
}
/* (non-Javadoc)
* @see org.reprap.Printer#homeToZeroY()
*/
public void homeToZeroZ() throws ReprapException, IOException {
super.homeToZeroZ();
double feedrate = round(getMaxFeedrateZ(), 4);
gcode.queue("G1 Z-999 F" + feedrate);
currentFeedrate = feedrate;
}
public double round(double c, double d)
{
double power = Math.pow(10.0, d);
return Math.round(c*power)/power;
}
}
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