/*
* This is the thread that controls the build process
* it needs to read the lines of gcode, one by one
* send them to the printer interface,
* wait for the printer to respond,
* and also wait for the layer interval timer
*/
void BuildThread()
{
int now = GetTimerValue();
int nextlayertime = 0;
int sltime = -1, bltime = -1;
while (m_running)
{
try
{
Thread.Sleep(0); // sleep for 1 ms max
switch (m_state)
{
case BuildManager.STATE_START:
//start things off, reset some variables
RaiseStatusEvent(eBuildStatus.eBuildStarted, "Build Started");
m_state = BuildManager.STATE_DO_NEXT_COMMAND; // go to the first layer
UVDLPApp.Instance().m_deviceinterface.SetReady(true); // say we're ready
m_gcodeline = 0; // set the start line
m_curlayer = 0;
m_printstarttime = new DateTime();
break;
case BuildManager.STATE_WAITING_FOR_DELAY: // general delay statement
//check time var
if (GetTimerValue() >= nextlayertime)
{
m_state = BuildManager.STATE_DO_NEXT_COMMAND; // move onto next layer
}
else
{
Thread.Sleep(1); // sleep for 1 ms to eliminate unnecessary cpu usage.
}
break;
case BuildManager.STATE_IDLE:
// do nothing
break;
case BuildManager.STATE_WAIT_DISPLAY:
// we're waiting on the display to tell us we're done
// this is used in the LaserSLA plugin, the normal DLP mode uses just a simple <Delay> command
//do nothing
break;
case BuildManager.STATE_DO_NEXT_COMMAND:
//check for done
if (m_gcodeline >= m_gcode.Lines.Length)
{
//we're done..
m_state = BuildManager.STATE_DONE;
continue;
}
string line = "";
// if the driver reports we're ready for the next command, or
// if we choose to ignore the driver ready status
if (UVDLPApp.Instance().m_deviceinterface.ReadyForCommand() || (UVDLPApp.Instance().m_appconfig.m_ignore_response == true))
{
// go through the gcode, line by line
line = m_gcode.Lines[m_gcodeline++];
#if (DEBUG)
DebugLogger.Instance().LogInfo("Building : " + line);
#endif
}
else
{
continue; // device is not ready
}
line = line.Trim();
if (line.Length > 0) // if the line is not blank
{
// send the line, whether or not it's a comment - this is for a reason....
// should check to see if the firmware is ready for another line
UVDLPApp.Instance().m_deviceinterface.SendCommandToDevice(line + "\r\n");
// if the line is a comment, parse it to see if we need to take action
if (line.ToLower().Contains("<delay> ")) // get the delay
{
nextlayertime = GetTimerValue() + getvarfromline(line);
m_state = STATE_WAITING_FOR_DELAY;
continue;
}
else if (line.ToLower().Contains("<dispcmd>")) // display command
{
PerformDisplayCommand(line);
}
else if (line.ToLower().Contains("<waitfordisplay>")) // wait for display to be done
{
m_state = BuildManager.STATE_WAIT_DISPLAY;
}
else if (line.ToLower().Contains("<auxcmd>")) //auxillary command to run a pre-defined sequence
{
PerformAuxCommand(line);
}
else if (line.ToLower().Contains("<slice> ")) //get the slice number
{
int layer = getvarfromline(line);
int curtype = BuildManager.SLICE_NORMAL; // assume it's a normal image to begin with
Bitmap bmp = null;
bool isoutline = false;
if (layer == SLICE_BLANK)
{
MakeBlank(m_sf.XRes, m_sf.YRes);
bmp = m_blankimage;
curtype = BuildManager.SLICE_BLANK;
bltime = GetTimerValue();
}
else if (layer == SLICE_SPECIAL) // plugins can override special images by named resource
{
// get the special image from the plugin (no caching for now..)
string special = GetSpecialName(line);
bmp = UVDLPApp.Instance().GetPluginImage(special);
bmp.Tag = BuildManager.SLICE_SPECIAL;
if (bmp == null) // no special image, even though it's specified..
{
MakeBlank(m_sf.XRes, m_sf.YRes);
bmp = m_blankimage;
}
curtype = BuildManager.SLICE_BLANK;
}
else if (layer == SLICE_OUTLINE)
{
isoutline = true;
// we're rendering the layer in an outline image
// get the curlayer from the line
m_curlayer = outlinelayer;
if (m_sf != null)
{
bmp = m_sf.GetSliceImage(m_curlayer, true); // get the rendered image slice or load it if already rendered
if (bmp == null)
{
DebugLogger.Instance().LogError("Buildmanager bitmap is null layer = " + m_curlayer + " ");
}
else // not null
{
bmp.Tag = BuildManager.SLICE_NORMAL; // set the tag to normal so it is destroyed
}
}
else
{
DebugLogger.Instance().LogWarning("Slice File is null during build and slice image is specified");
}
sltime = GetTimerValue();
}
else
{
m_curlayer = layer;
if (m_sf != null)
{
bmp = m_sf.GetSliceImage(m_curlayer); // get the rendered image slice or load it if already rendered
if (bmp == null)
{
DebugLogger.Instance().LogError("Buildmanager bitmap is null layer = " + m_curlayer + " ");
}
else // not null
{
bmp.Tag = BuildManager.SLICE_NORMAL;
}
}
else
{
DebugLogger.Instance().LogWarning("Slice File is null during build and slice image is specified");
}
sltime = GetTimerValue();
}
// if a pause is requested, stop here...
if (m_pause_request == true)
{
m_pause_request = false;
ImplementPause();
// if the slice is blank, continue on to display it
// if it's a new image slice (non-blank) continue the loop to go to the next state
if (curtype != BuildManager.SLICE_BLANK)
{
continue;
}
}
//raise a delegate so the main form can catch it and display layer information.
if (PrintLayer != null)
{
PrintLayer(bmp, m_curlayer, curtype);
}
// make sure we raise this event only once
if (!isoutline)
{
RaiseStatusEvent(eBuildStatus.eLayerCompleted, "Completed Layer");
}
}
}
break;
case BuildManager.STATE_DONE:
try
{
m_running = false;
m_state = BuildManager.STATE_IDLE;
StopBuildTimer();
DateTime endtime = new DateTime();
double totalminutes = (endtime - m_printstarttime).TotalMinutes;
m_printing = false; // mark printing doe
//raise done message
RaiseStatusEvent(eBuildStatus.eBuildStatusUpdate, "Build 100% Completed");
RaiseStatusEvent(eBuildStatus.eBuildCompleted, "Build Completed");
}
catch (Exception ex)
{
DebugLogger.Instance().LogError(ex.StackTrace);
}
break;
}
}
catch (Exception ex)
{
DebugLogger.Instance().LogError(ex.StackTrace);
}
}
}
/*
* This is the thread that controls the build process
* it needs to read the lines of gcode, one by one
* send them to the printer interface,
* wait for the printer to respond,
* and also wait for the layer interval timer
*/
void BuildThread()
{
int now = GetTimerValue();
int nextlayertime = 0;
int sltime = -1, bltime = -1;
while (m_running)
{
try
{
//Thread.Sleep(1); // sleep for 1 ms max
Thread.Sleep(0); // sleep for 1 ms max
switch (m_state)
{
case BuildManager.STATE_START:
//start things off, reset some variables
RaiseStatusEvent(eBuildStatus.eBuildStarted, "Build Started");
m_state = BuildManager.STATE_DO_NEXT_LAYER; // go to the first layer
m_gcodeline = 0; // set the start line
m_curlayer = 0;
m_printstarttime = new DateTime();
break;
case BuildManager.STATE_WAITING_FOR_LAYER:
//check time var
if (GetTimerValue() >= nextlayertime)
{
// DebugLogger.Instance().LogInfo("elapsed Layer time: " + GetTimerValue().ToString());
// DebugLogger.Instance().LogInfo("Diff = " + (GetTimerValue() - nextlayertime).ToString());
m_state = BuildManager.STATE_DO_NEXT_LAYER; // move onto next layer
}
break;
case BuildManager.STATE_IDLE:
// do nothing
break;
case BuildManager.STATE_DO_NEXT_LAYER:
//check for done
if (m_gcodeline >= m_gcode.Lines.Length)
{
//we're done..
m_state = BuildManager.STATE_DONE;
continue;
}
string line = "";
// if the driver reports we're ready for the next command, or
// if we choose to ignore the driver ready status
if (UVDLPApp.Instance().m_deviceinterface.ReadyForCommand() || (UVDLPApp.Instance().m_appconfig.m_ignoreGCrsp == true))
{
// go through the gcode, line by line
line = m_gcode.Lines[m_gcodeline++];
}
else
{
continue; // device is not ready
}
line = line.Trim();
if (line.Length > 0) // if the line is not blank
{
// send the line, whether or not it's a comment
// should check to see if the firmware is ready for another line
UVDLPApp.Instance().m_deviceinterface.SendCommandToDevice(line + "\r\n");
// if the line is a comment, parse it to see if we need to take action
if (line.Contains("<Delay> ")) // get the delay
{
nextlayertime = GetTimerValue() + getvarfromline(line);
//DebugLogger.Instance().LogInfo("Next Layer time: " + nextlayertime.ToString());
m_state = STATE_WAITING_FOR_LAYER;
continue;
}
else if (line.Contains("<DispCmd>")) // display command
{
PerformDisplayCommand(line);
}
else if (line.Contains("<Slice> ")) //get the slice number
{
int layer = getvarfromline(line);
int curtype = BuildManager.SLICE_NORMAL; // assume it's a normal image to begin with
Bitmap bmp = null;
if (layer == SLICE_BLANK)
{
if (m_blankimage == null) // blank image is null, create it
{
MakeBlank(m_sf.XRes, m_sf.YRes);
}
bmp = m_blankimage;
curtype = BuildManager.SLICE_BLANK;
bltime = GetTimerValue();
//DebugLogger.Instance().LogInfo("Showing Blank image at :" + bltime.ToString());
if (sltime != -1 && bltime != -1)
{
DebugLogger.Instance().LogInfo("Time between Blank and Slice :" + (bltime - sltime).ToString());
}
}
else if (layer == SLICE_SPECIAL) // plugins can override special images by named resource
{
// get the special image from the plugin (no caching for now..)
string special = GetSpecialName(line);
bmp = UVDLPApp.Instance().GetPluginImage(special);
if (bmp == null) // no special image, even though it's specified..
{
if (m_blankimage == null) // blank image is null, create it
{
MakeBlank(m_sf.XRes, m_sf.YRes);
}
bmp = m_blankimage;
}
curtype = BuildManager.SLICE_BLANK;
}
else
{
m_curlayer = layer;
bmp = m_sf.GetSliceImage(m_curlayer); // get the rendered image slice or load it if already rendered
if (bmp == null)
{
DebugLogger.Instance().LogError("Buildmanager bitmap is null layer = " + m_curlayer + " ");
}
sltime = GetTimerValue();
//DebugLogger.Instance().LogInfo("Showing Slice image at :" + sltime.ToString());
if (sltime != -1 && bltime != -1)
{
DebugLogger.Instance().LogInfo("Time between slice and blank :" + (sltime - bltime).ToString());
}
}
//raise a delegate so the main form can catch it and display layer information.
if (PrintLayer != null)
{
PrintLayer(bmp, m_curlayer, curtype);
}
}
}
break;
case BuildManager.STATE_DONE:
try
{
m_running = false;
m_state = BuildManager.STATE_IDLE;
StopBuildTimer();
DateTime endtime = new DateTime();
double totalminutes = (endtime - m_printstarttime).TotalMinutes;
m_printing = false; // mark printing doe
//raise done message
RaiseStatusEvent(eBuildStatus.eBuildStatusUpdate, "Build 100% Completed");
RaiseStatusEvent(eBuildStatus.eBuildCompleted, "Build Completed");
}
catch (Exception ex)
{
DebugLogger.Instance().LogError(ex.StackTrace);
}
break;
}
}
catch (Exception ex)
{
DebugLogger.Instance().LogError(ex.StackTrace);
}
}
}
/*
* This is the thread that controls the build process
* it needs to read the lines of gcode, one by one
* send them to the printer interface,
* wait for the printer to respond,
* and also wait for the layer interval timer
*/
void BuildThread()
{
int now = Environment.TickCount;
int nextlayertime = 0;
while (m_running)
{
Thread.Sleep(0); // moved this sleep here for if the
switch (m_state)
{
case BuildManager.STATE_START:
//start things off, reset some variables
RaiseStatusEvent(eBuildStatus.eBuildStarted, "Build Started");
m_state = BuildManager.STATE_DO_NEXT_LAYER; // go to the first layer
m_gcodeline = 0; // set the start line
m_curlayer = 0;
m_printstarttime = new DateTime();
break;
case BuildManager.STATE_WAITING_FOR_LAYER:
//check time var
if (Environment.TickCount >= nextlayertime)
{
m_state = BuildManager.STATE_DO_NEXT_LAYER; // move onto next layer
}
break;
case BuildManager.STATE_IDLE:
// do nothing
break;
case BuildManager.STATE_DO_NEXT_LAYER:
//check for done
if (m_gcodeline >= m_gcode.Lines.Length)
{
//we're done..
m_state = BuildManager.STATE_DONE;
continue;
}
string line = "";
if (UVDLPApp.Instance().m_deviceinterface.ReadyForCommand())
{
// go through the gcode, line by line
line = m_gcode.Lines[m_gcodeline++];
}
else
{
continue; // device is not ready
}
line = line.Trim();
if (line.Length > 0) // if the line is not blank
{
// send the line, whether or not it's a comment
// should check to see if the firmware is ready for another line
UVDLPApp.Instance().m_deviceinterface.SendCommandToDevice(line + "\r\n");
// if the line is a comment, parse it to see if we need to take action
if (line.Contains("<Delay> ")) // get the delay
{
nextlayertime = Environment.TickCount + getvarfromline(line);
m_state = STATE_WAITING_FOR_LAYER;
continue;
}
else if (line.Contains("<Slice> ")) //get the slice number
{
int layer = getvarfromline(line);
int curtype = BuildManager.SLICE_NORMAL; // assume it's a normal image to begin with
Bitmap bmp = null;
if (layer == SLICE_BLANK)
{
if (m_blankimage == null) // blank image is null, create it
{
m_blankimage = new Bitmap(m_sf.XProjRes, m_sf.YProjRes);
// fill it with black
using (Graphics gfx = Graphics.FromImage(m_blankimage))
using (SolidBrush brush = new SolidBrush(Color.Black))
{
gfx.FillRectangle(brush, 0, 0, m_sf.XProjRes, m_sf.YProjRes);
}
}
bmp = m_blankimage;
curtype = BuildManager.SLICE_BLANK;
}
else
{
m_curlayer = layer;
bmp = m_sf.GetSliceImage(m_curlayer); // get the rendered image slice or load it if already rendered
}
//raise a delegate so the main form can catch it and display layer information.
if (PrintLayer != null)
{
PrintLayer(bmp, m_curlayer, curtype);
}
}
}
break;
case BuildManager.STATE_DONE:
m_running = false;
m_state = BuildManager.STATE_IDLE;
StopBuildTimer();
DateTime endtime = new DateTime();
double totalminutes = (endtime - m_printstarttime).TotalMinutes;
m_printing = false; // mark printing doe
//raise done message
RaiseStatusEvent(eBuildStatus.eBuildStatusUpdate, "Build 100% Completed");
RaiseStatusEvent(eBuildStatus.eBuildCompleted, "Build Completed");
break;
}
}
}
