/**
* This method handles shuffling together two gcodes, it first executes preprocessing and then
* hands the gcodes off to Layer_Helper
*/
public void combine() {
MutableGCodeSource left, right;
// load our layers into something we can use
left = new MutableGCodeSource(leftFile);
right = new MutableGCodeSource(rightFile);
// remove some tags we don't want/get
SkeinforgePostProcessor.stripNonLayerTagComments(left);
SkeinforgePostProcessor.stripNonLayerTagComments(right);
// load our layers into something we can *really* use
LinkedList<Layer> leftLayers = parseLayers(left);
LinkedList<Layer> rightLayers = parseLayers(right);
// merge our layers into one list
final LinkedList<Layer> layers = doMerge(leftLayers, rightLayers);
// refresh and repopulate our result
result = new MutableGCodeSource();
for (Layer l : layers) {
result.add(l.getCommands());
}
// add start gcode, updated based on settings
SkeinforgePostProcessor.prependAndModifyStartCode(result, startGCode);
// add end code
Layer endLayer = new Layer(Double.MAX_VALUE, endGCode.asList());
result.add(endLayer.toString());
// interlace progress updates
result.addProgressUpdates();
}
/**
* This gets the first feedrate used in a layer
*
* @param l
* @return
*/
private String getFirstFeedrate(final Layer l) {
final List<String> search = l.getCommands();
GCodeCommand gcode;
for (int i = 0; i < search.size(); i++) {
gcode = new GCodeCommand(search.get(i));
if (gcode.getCodeValue('F') != -1)
return "F" + Base.getGcodeFormat().format(gcode.getCodeValue('F'));
}
return "";
}
/**
* Apparently skeinforge does not have all the moves in a layer at the same height. The first one
* is frequently lower than the following ones, so this function finds the last height listed in a
* layer
*
* @param l the layer in which to look
* @return the layer height (maybe)
*/
private Double getLayerZ(final Layer l) {
final List<String> search = l.getCommands();
GCodeCommand gcode;
for (int i = search.size() - 1; i >= 0; i--) {
gcode = new GCodeCommand(search.get(i));
if (gcode.getCodeValue('G') == 1 && gcode.hasCode('Z')) {
return gcode.getCodeValue('Z');
}
}
return null;
}
/**
* gets the first G1 from a layer, returns the position of X, Y, Z axes
*
* @param l
* @return
*/
private Point5d getFirstPosition(final Layer l) {
final List<String> search = l.getCommands();
GCodeCommand gcode;
for (int i = 0; i < search.size(); i++) {
gcode = new GCodeCommand(search.get(i));
if (gcode.getCodeValue('G') == 1) {
Point5d result = new Point5d();
result.setX(gcode.getCodeValue('X'));
result.setY(gcode.getCodeValue('Y'));
result.setZ(gcode.getCodeValue('Z'));
return result;
}
}
return null;
}
