/// +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=
/// <summary>
/// Converts the excellon line into a GCode line and returns it
/// </summary>
/// <param name="stateMachine">the state machine with the configuration</param>
/// <param name="gcLineList">a list of the equivalent gcode line object. This can be
/// empty if there is no direct conversion</param>
/// <returns>z success, nz fail</returns>
public override int GetGCodeCmd(ExcellonFileStateMachine stateMachine, out List <GCodeCmd> gcLineList)
{
GCodeCmd_Comment coLine = null;
gcLineList = new List <GCodeCmd>();
coLine = new GCodeCmd_Comment("ToolTable: Tool " + toolNumber.ToString() + ", Dia= " + drillDiameter.ToString());
gcLineList.Add(coLine);
return(0);
}
/// +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=
/// <summary>
/// Generates the gcode to mill a pocket in the surface. We use this for
/// BedFlattening
/// </summary>
/// <remarks>the gcode file is assumed to have been populated with the standard headers.
/// We just add our lines onto the end.</remarks>
/// <param name="lX">low x coord</param>
/// <param name="lY">low y coord</param>
/// <param name="hX">high x coord</param>
/// <param name="hY">high y coord</param>
/// <param name="millWidth">the diameter of the mill doing the pocketing</param>
/// <param name="overlapScaleFactor">the amount of overlap we require. Expressed as decimal fraction. 0.25 =25%</param>
/// <param name="errStr">the error string</param>
public int GeneratePocketGCode(float isoPlotPointsPerAppUnit, float lX, float lY, float hX, float hY, float millWidth, float overlapScaleFactor, ref string errStr)
{
int i = 0;
GCodeCmd_ZMove zLine = null;
GCodeCmd_RapidMove rmLine = null;
GCodeCmd_Line gcLine = null;
GCodeCmd_Comment coLine = null;
errStr = "";
float centerX;
float centerY;
float lXCutCoord;
float lYCutCoord;
float hXCutCoord;
float hYCutCoord;
float lastXCoord;
float lastYCoord;
// test these
if (isoPlotPointsPerAppUnit <= 0)
{
LogMessage("GeneratePocketGCode: isoPlotPointsPerAppUnit<=0");
errStr = "isoPlotPointsPerAppUnit is invalid.";
return(1023);
}
if ((lX == float.MaxValue) ||
(lY == float.MaxValue) ||
(hX == float.MinValue) ||
(hY == float.MinValue))
{
LogMessage("GeneratePocketGCode: One or more of the lX,lY,hXor hY coordinates are invalid.");
errStr = "The X and Y coordinates of the pocket rectangle are invalid.";
return(1024);
}
// do we enclose an area?
if ((lX == hX) || (lY == hY))
{
LogMessage("GeneratePocketGCode: The lX,lY,hXor hY coordinates do not enclose an area.");
errStr = "The X and Y coordinates of the pocket rectangle do not enclose an area.";
return(1025);
}
// are we inverted
if ((lX > hX) || (lY > hY))
{
LogMessage("GeneratePocketGCode: The lX,lY,hXor hY coordinates are inverted.");
errStr = "The X and Y coordinates of the pocket rectangle are inverted.";
return(1026);
}
// more checks
if (millWidth < 0)
{
LogMessage("GeneratePocketGCode: The millWidth is invalid.");
errStr = "The millWidth is invalid.";
return(1027);
}
// more checks
if ((overlapScaleFactor > 1) || (overlapScaleFactor < 0))
{
LogMessage("GeneratePocketGCode: The overlapScaleFactor is invalid.");
errStr = "The overlapScaleFactor is invalid.";
return(1028);
}
if (StateMachine.CurrentZFeedrate <= 0)
{
LogMessage("GeneratePocketGCode: The zFeedRate is invalid.");
errStr = "The zFeedRate is invalid.";
return(1029);
}
if (StateMachine.CurrentXYFeedrate <= 0)
{
LogMessage("GeneratePocketGCode: The xyFeedRate is invalid.");
errStr = "The xyFeedRate is invalid.";
return(1030);
}
if (StateMachine.ZCoordForCut > StateMachine.ZCoordForClear)
{
LogMessage("GeneratePocketGCode: The zCutLevel > zClearLevel. This cannot be correct.");
errStr = "The zCutLevel > zClearLevel. This cannot be correct.";
return(1031);
}
// test to see if the pocket can be cut with this mill
if ((millWidth >= (hX - lX)) || (millWidth >= (hY - lY)))
{
LogMessage("GeneratePocketGCode: The mill diameter is bigger than the pocket area.");
errStr = "The mill diameter is bigger than the pocket area. Pocket cannot be cut with this mill.";
return(1031);
}
// calculate the center point
centerX = (((hX - lX) / 2f) + lX) * isoPlotPointsPerAppUnit;
centerY = (((hY - lY) / 2f) + lY) * isoPlotPointsPerAppUnit;
// the first offset distance is the millWidth, after that we adjust by
float incrementalDistance = (millWidth * overlapScaleFactor) * isoPlotPointsPerAppUnit;
coLine = new GCodeCmd_Comment("... start ...");
this.AddLine(coLine);
// figure out the new corner coordinates - compensating for milling
// bit diameter
lXCutCoord = (lX + (millWidth / 2)) * isoPlotPointsPerAppUnit;
lYCutCoord = (lY + (millWidth / 2)) * isoPlotPointsPerAppUnit;
hXCutCoord = (hX - (millWidth / 2)) * isoPlotPointsPerAppUnit;
hYCutCoord = (hY - (millWidth / 2)) * isoPlotPointsPerAppUnit;
// G00 rapid move tool head to the destX,destY
rmLine = new GCodeCmd_RapidMove((int)hXCutCoord, (int)hYCutCoord);
this.AddLine(rmLine);
// G01 - put the bit into the work piece
zLine = new GCodeCmd_ZMove(GCodeCmd_ZMove.GCodeZMoveHeightEnum.GCodeZMoveHeight_ZCoordForCut);
zLine.WantLinearMove = true;
this.AddLine(zLine);
// do the vertical down leg
gcLine = new GCodeCmd_Line((int)hXCutCoord, (int)hYCutCoord, (int)hXCutCoord, (int)lYCutCoord);
this.AddLine(gcLine);
// do the low horizontal leg
gcLine = new GCodeCmd_Line((int)hXCutCoord, (int)lYCutCoord, (int)lXCutCoord, (int)lYCutCoord);
this.AddLine(gcLine);
// do the vertical up leg
gcLine = new GCodeCmd_Line((int)lXCutCoord, (int)lYCutCoord, (int)lXCutCoord, (int)hYCutCoord);
this.AddLine(gcLine);
// do the high horizontal leg
gcLine = new GCodeCmd_Line((int)lXCutCoord, (int)hYCutCoord, (int)hXCutCoord, (int)hYCutCoord);
this.AddLine(gcLine);
lastXCoord = hXCutCoord;
lastYCoord = hYCutCoord;
// now do the rest of the pocket passes. This is encoded as a for loop
// because I do not like endless loops. MAX_POCKETING_PASSES should be
// pretty high so that it is not reached unless the finish tests fail
for (i = 0; i < MAX_POCKETING_PASSES; i++)
{
// figure out the new corner coordinates - compensating for milling
// bit diameter
lXCutCoord = lXCutCoord + incrementalDistance;
lYCutCoord = lYCutCoord + incrementalDistance;
hXCutCoord = hXCutCoord - incrementalDistance;
hYCutCoord = hYCutCoord - incrementalDistance;
// perform tests
if ((lXCutCoord >= centerX) || (lYCutCoord >= centerY) || (hXCutCoord <= centerX) || (hYCutCoord <= centerY))
{
// we are on the last cut - just figure out which is the longer dimension
// and run a single cut down that
if ((lX - lY) > (hX - hY))
{
// we have to move to the new start position
gcLine = new GCodeCmd_Line((int)lastXCoord, (int)lastYCoord, (int)hXCutCoord, (int)lYCutCoord);
this.AddLine(gcLine);
// vertical is the longer dimension, hold X constant, run down Y
gcLine = new GCodeCmd_Line((int)hXCutCoord, (int)hYCutCoord, (int)hXCutCoord, (int)lYCutCoord);
this.AddLine(gcLine);
lastXCoord = hXCutCoord;
lastYCoord = hYCutCoord;
}
else
{
// we have to move to the new start position
gcLine = new GCodeCmd_Line((int)lastXCoord, (int)lastYCoord, (int)hXCutCoord, (int)hYCutCoord);
this.AddLine(gcLine);
// horizontal is the longer dimension, hold Y constant, run down X
gcLine = new GCodeCmd_Line((int)hXCutCoord, (int)hYCutCoord, (int)lXCutCoord, (int)hYCutCoord);
this.AddLine(gcLine);
lastXCoord = hXCutCoord;
lastYCoord = hYCutCoord;
}
// leave now
break;
}
coLine = new GCodeCmd_Comment("... pass ...");
this.AddLine(coLine);
// we have to move to the new start position
gcLine = new GCodeCmd_Line((int)lastXCoord, (int)lastYCoord, (int)hXCutCoord, (int)hYCutCoord);
this.AddLine(gcLine);
// do the vertical down leg, this will also move it to (hXCutCoord, hYCutCoord)
gcLine = new GCodeCmd_Line((int)hXCutCoord, (int)hYCutCoord, (int)hXCutCoord, (int)lYCutCoord);
this.AddLine(gcLine);
// do the low horizontal leg
gcLine = new GCodeCmd_Line((int)hXCutCoord, (int)lYCutCoord, (int)lXCutCoord, (int)lYCutCoord);
this.AddLine(gcLine);
// do the vertical up leg
gcLine = new GCodeCmd_Line((int)lXCutCoord, (int)lYCutCoord, (int)lXCutCoord, (int)hYCutCoord);
this.AddLine(gcLine);
// do the high horizontal leg
gcLine = new GCodeCmd_Line((int)lXCutCoord, (int)hYCutCoord, (int)hXCutCoord, (int)hYCutCoord);
this.AddLine(gcLine);
lastXCoord = hXCutCoord;
lastYCoord = hYCutCoord;
}
// one last test
if (i >= MAX_POCKETING_PASSES)
{
LogMessage("GeneratePocketGCode: The the maximum number of pocketing passes was reached.");
errStr = "The the maximum number of pocketing passes was reached. The gcode file is not correct. Please see the logs.";
return(1036);
}
coLine = new GCodeCmd_Comment("... end ...");
this.AddLine(coLine);
return(0);
}
