private const int MAX_SCANNER_CODE = 1073741824; // 2^30
#endregion field declaration
#region constructor/destructor
public LD2000Node()
{
//the nodes constructor
workingFrame = new FrameEx();
pointBuffer = new Point[ldMaxPoints];
// vector display pins
FVDPins = new DisplayPin[7];
int i = 0;
FVDPins[i].Name = "Line Beginning Blanked Points";
FVDPins[i].ArgPos = 4;
FVDPins[i].Min = 1;
FVDPins[i].Max = 8;
FVDPins[i++].Default = 3;
FVDPins[i].Name = "Line Beginning Anchor Points";
FVDPins[i].ArgPos = 0;
FVDPins[i].Min = 1;
FVDPins[i].Max = 8;
FVDPins[i++].Default = 2;
FVDPins[i].Name = "Line Corner Anchor Points";
FVDPins[i].ArgPos = 1;
FVDPins[i].Min = 2;
FVDPins[i].Max = 10;
FVDPins[i++].Default = 3;
FVDPins[i].Name = "Line Ending Blanked Points";
FVDPins[i].ArgPos = 5;
FVDPins[i].Min = 1;
FVDPins[i].Max = 8;
FVDPins[i++].Default = 3;
FVDPins[i].Name = "Line Ending Anchor Points";
FVDPins[i].ArgPos = 2;
FVDPins[i].Min = 1;
FVDPins[i].Max = 8;
FVDPins[i++].Default = 2;
FVDPins[i].Name = "Point Spacing Blanked Lines";
FVDPins[i].ArgPos = 6;
FVDPins[i].Min = 100;
FVDPins[i].Max = 4000;
FVDPins[i++].Default = 500;
FVDPins[i].Name = "Point Spacing Visible Lines";
FVDPins[i].ArgPos = 3;
FVDPins[i].Min = 100;
FVDPins[i].Max = 4000;
FVDPins[i++].Default = 250;
FSkewPins = new DisplayPin[1];
i = 0;
FSkewPins[i].Name = "Color/Blanking Shift";
FSkewPins[i].ArgPos = 0;
FSkewPins[i].Min = 0;
FSkewPins[i].Max = 20;
FSkewPins[i++].Default = 0;
}
//here we go, thats the method called by vvvv each frame
//all data handling should be in here
unsafe public void Evaluate(int SpreadMax)
{
if (!ldRunning)
{
return;
}
else
{
PrintStatusMessage("");
}
double tmp;
double * px, py;
int v, countx, county;
int frameOffset = 0;
int pointCount = 0;
RGBAColor color;
int[] frames = new int[FFrameIn.SliceCount];
for (int i = 0; i < frames.Length; i++)
{
FFrameIn.GetValue(i, out tmp);
frames[i] = VMath.Zmod((int)tmp, ldMaxFrames);
}
FDoWriteIn.GetValue(0, out tmp);
if (tmp > 0)
{
pointCount = Math.Max(Math.Max(FXIn.SliceCount, FYIn.SliceCount), FColorIn.SliceCount);
// Setup a mapping of point and its special flags.
pointFlagMap.Clear();
int pointId;
for (int j = 0; j < FCornerIn.SliceCount; j++)
{
FCornerIn.GetValue(j, out tmp);
pointId = VMath.Zmod((int)tmp, pointCount);
if (pointFlagMap.ContainsKey(pointId))
{
pointFlagMap[pointId] |= FLAG_CORNER;
}
else
{
pointFlagMap[pointId] = FLAG_CORNER;
}
}
for (int j = 0; j < FTravelBlankIn.SliceCount; j++)
{
FTravelBlankIn.GetValue(j, out tmp);
pointId = VMath.Zmod((int)tmp, pointCount);
if (pointFlagMap.ContainsKey(pointId))
{
pointFlagMap[pointId] |= FLAG_TRAVELBLANK;
}
else
{
pointFlagMap[pointId] = FLAG_TRAVELBLANK;
}
}
for (int j = 0; j < frames.Length; j++)
{
LD.SetWorkingFrame(frames[j]);
// Get the frame size for this frame
FFrameSizeIn.GetValue(j, out tmp);
int frameSize = (int)tmp;
if (frameSize < 0)
{
frameSize = pointCount / Math.Abs(frameSize);
}
if (frameSize > pointBuffer.Length)
{
PrintStatusMessage("Too many points. Maximum number of points for each frame is: " + pointBuffer.Length);
frameSize = pointBuffer.Length;
}
// Create binSize many points
workingFrame = new FrameEx();
workingFrame.NumPoints = frameSize;
FXIn.GetValuePointer(out countx, out px);
FYIn.GetValuePointer(out county, out py);
int flag;
for (int i = 0; i < frameSize; i++)
{
pointId = i + frameOffset;
pointBuffer[i] = new Point();
v = (int)(*(px + (pointId % countx)) * 8000);
pointBuffer[i].X = v;
v = (int)(*(py + (pointId % county)) * 8000);
pointBuffer[i].Y = v;
FColorIn.GetColor(pointId, out color);
//swapping r'n'b
var r = color.R;
color.R = color.B;
color.B = r;
pointBuffer[i].Color = color.Color.ToArgb();
if (pointFlagMap.TryGetValue(pointId, out flag))
{
if ((flag & FLAG_CORNER) > 0)
{
pointBuffer[i].VOtype = LD.PT_CORNER;
}
if ((flag & FLAG_TRAVELBLANK) > 0)
{
pointBuffer[i].VOtype |= LD.PT_TRAVELBLANK;
pointBuffer[i].Color = 0;
}
}
}
// Get projection zone for this frame
FZoneIn.GetValue(j, out tmp);
workingFrame.PreferredProjectionZone = VMath.Zmod((int)(tmp - 1), 30);
// Is this a vector orientated frame?
FIsVectorFrameIn.GetValue(j, out tmp);
workingFrame.VectorFlag = tmp > 0 ? 1 : 0;
// Scan rate for this frame
FFrameScanRateIn.GetValue(j, out tmp);
workingFrame.ScanRate = (int)tmp;
// Set animation count
FAnimationCountIn.GetValue(j, out tmp);
workingFrame.AnimationCount = (int)tmp;
LD.WriteFrameFastEx(ref workingFrame, ref pointBuffer[0]);
frameOffset += frameSize;
}
}
else
{
List <int> corners = new List <int>();
for (int j = 0; j < frames.Length; j++)
{
LD.SetWorkingFrame(frames[j]);
int numPoints = 0;
LD.ReadNumPoints(ref numPoints);
pointCount += numPoints;
}
FXOut.SliceCount = pointCount;
FYOut.SliceCount = pointCount;
FColorOut.SliceCount = pointCount;
FFrameSizeOut.SliceCount = frames.Length;
FFrameScanRateOut.SliceCount = frames.Length;
FIsVectorFrameOut.SliceCount = frames.Length;
FZoneOut.SliceCount = frames.Length;
FAnimationCountOut.SliceCount = frames.Length;
for (int j = 0; j < frames.Length; j++)
{
LD.SetWorkingFrame(frames[j]);
int frameSize = 0;
LD.ReadNumPoints(ref frameSize);
LD.ReadFrameEx(ref workingFrame, ref pointBuffer[0]);
for (int i = 0; i < frameSize; i++)
{
int slice = i + frameOffset;
FXOut.SetValue(slice, ((double)pointBuffer[i].X) / 8000.0);
FYOut.SetValue(slice, ((double)pointBuffer[i].Y) / 8000.0);
RGBAColor c = new RGBAColor();
c.Color = System.Drawing.Color.FromArgb(pointBuffer[i].Color);
FColorOut.SetColor(slice, c);
// Handle vector orientated flags
if ((pointBuffer[i].VOtype & LD.PT_CORNER) > 0)
{
corners.Add(slice);
}
}
FCornerOut.SliceCount = corners.Count;
for (int i = 0; i < corners.Count; i++)
{
FCornerOut.SetValue(i, corners[i]);
}
FFrameSizeOut.SetValue(j, frameSize);
FFrameScanRateOut.SetValue(j, workingFrame.ScanRate);
FIsVectorFrameOut.SetValue(j, workingFrame.VectorFlag != 0 ? 1.0 : 0.0);
FZoneOut.SetValue(j, workingFrame.PreferredProjectionZone + 1);
FAnimationCountOut.SetValue(j, workingFrame.AnimationCount);
frameOffset += frameSize;
}
}
bool vdChanged = PinsChanged(FVDPins);
bool skewChanged = PinsChanged(FSkewPins);
/*
* bool scannerChanged = FActiveScannerIn.PinIsChanged;
* if (scannerChanged)
* {
* // Blank out all scanners
* LD.SetWorkingScanners(-1);
* LD.DisplayFrame(0);
* }
* int scannerFrameCount = Math.Max(frames.Length, FActiveScannerIn.SliceCount);
*/
int scannerFrameCount = Math.Max(frames.Length, FWorkingTrackIn.SliceCount);
for (int i = 0; i < scannerFrameCount; i++)
{
/*
* FActiveScannerIn.GetValue(i, out tmp);
* int scannerCode = (int) tmp;
* scannerCode = VMath.Clamp(scannerCode, -1, MAX_SCANNER_CODE);
* if (scannerCode == 0) scannerCode = 1; // 0 is illegal
* LD.SetWorkingScanners(scannerCode);
*/
FWorkingTrackIn.GetValue(i, out tmp);
int trackCode = (int)tmp;
LD.SetWorkingTracks(trackCode);
LD.DisplayFrame(frames[i % frames.Length]);
if (vdChanged)
{
int[] arg = PinsAsArgumentList(FVDPins, i);
LD.DisplayObjectSettings(arg[0], arg[1], arg[2], arg[3], arg[4], arg[5], arg[6]);
}
if (skewChanged)
{
int[] arg = PinsAsArgumentList(FSkewPins, i);
LD.DisplaySkew(4, arg[0], 0);
}
}
/*
* LD.SetWorkingScanners(-1);
*/
LD.DisplayUpdate();
}
public static extern void ReadFrameStructEx(int frameNumber, ref FrameEx LDfr);
public static extern void ReadFrameEx(ref FrameEx LDfr, ref Point LDpt);
public static extern void WriteFrameFastEx(ref FrameEx SUPPLY_LDFrameEx, ref Point SUPPLY_LDpt_Array);
