private void SetVariables()
{
triangleFillingMode = new TriangleFillingMode(FillingMode.Direct, true, true, VectorNMode.NormalMap, true, true);
GridRows = Globals.Rows;
GridColumns = Globals.Columns;
TextureFileName = Globals.BitmapSource;
VectorNFileName = Globals.NormalMapSource;
VectorNPreviousValue = VectorNMode.Default;
IsTextureFillPreviousValue = true;
HasChooseFileReturnedNull = false;
timer = new System.Windows.Threading.DispatcherTimer();
timer.Tick += new EventHandler(VectorLTimer_Elapsed);
timer.Interval = new TimeSpan(0, 0, 0, 0, Globals.VectorLTimerIntervalMS);
//timer.Stop();
TimerPathIndex = 0;
BubbleSquareRadius = Globals.BubbleRadius * Globals.BubbleRadius;
}
public Triangle(SimplePoint p1, SimplePoint p2, SimplePoint p3, Canvas canvas, TriangleFillingMode fillingMode)
{
this.p1 = p1;
this.p2 = p2;
this.p3 = p3;
p1.PropertyChanged += RedrawTriangleEventResponder;
p2.PropertyChanged += RedrawTriangleEventResponder;
p3.PropertyChanged += RedrawTriangleEventResponder;
this.canvas = canvas;
this.fillingMode = fillingMode;
RenewRand();
}
//paint polygon
public static void PaintPolygon(List <SimplePoint> points, TriangleFillingMode fillingMode, ref double KdFactor, ref double KsFactor, ref int MFactor)
{
IntPoint[] pointsArray = new IntPoint[points.Count];
int[] indexes = new int[points.Count];
int i = 0;
//fast
(byte R, byte G, byte B)p0Fast = (0, 0, 0);
(byte R, byte G, byte B)p1Fast = (0, 0, 0);
(byte R, byte G, byte B)p2Fast = (0, 0, 0);
int triangleField = 0;
//hybrid
SimpleColor c0Hybrid = new SimpleColor();
SimpleColor c1Hybrid = new SimpleColor();
SimpleColor c2Hybrid = new SimpleColor();
Vector3 v0Hybrid = new Vector3();
Vector3 v1Hybrid = new Vector3();
Vector3 v2Hybrid = new Vector3();
foreach (var item in points)
{
pointsArray[i] = new IntPoint(item.X, item.Y);
if (pointsArray[i].X >= fillingMode.PictureBitmapColor.GetLength(1))
{
pointsArray[i].X = fillingMode.PictureBitmapColor.GetLength(1) - 1;
}
if (pointsArray[i].Y >= fillingMode.PictureBitmapColor.GetLength(0))
{
pointsArray[i].Y = fillingMode.PictureBitmapColor.GetLength(0) - 1;
}
indexes[i] = i;
i++;
}
if (fillingMode.fillingMode == FillingMode.Fast)
{
p0Fast = CalculateResultColorInPoint(pointsArray[0].X, pointsArray[0].Y, fillingMode, ref KdFactor, ref KsFactor, ref MFactor);
p1Fast = CalculateResultColorInPoint(pointsArray[1].X, pointsArray[1].Y, fillingMode, ref KdFactor, ref KsFactor, ref MFactor);
p2Fast = CalculateResultColorInPoint(pointsArray[2].X, pointsArray[2].Y, fillingMode, ref KdFactor, ref KsFactor, ref MFactor);
triangleField = IntPoint.CalculateTriangleField(pointsArray);
}
else if (fillingMode.fillingMode == FillingMode.Hybrid)
{
c0Hybrid = fillingMode.PictureBitmapColor[pointsArray[0].Y, pointsArray[0].X];
c1Hybrid = fillingMode.PictureBitmapColor[pointsArray[1].Y, pointsArray[1].X];
c2Hybrid = fillingMode.PictureBitmapColor[pointsArray[2].Y, pointsArray[2].X];
v0Hybrid = fillingMode.NormalBitmapVector[pointsArray[0].Y, pointsArray[0].X];
v1Hybrid = fillingMode.NormalBitmapVector[pointsArray[1].Y, pointsArray[1].X];
v2Hybrid = fillingMode.NormalBitmapVector[pointsArray[2].Y, pointsArray[2].X];
triangleField = IntPoint.CalculateTriangleField(pointsArray);
}
Array.Sort(indexes, (p1, p2) =>
{
if (pointsArray[p1].Y > pointsArray[p2].Y)
{
return(1);
}
else if (pointsArray[p1].Y < pointsArray[p2].Y)
{
return(-1);
}
else if (pointsArray[p1].X > pointsArray[p2].X)
{
return(1);
}
else if (pointsArray[p1].X < pointsArray[p2].X)
{
return(-1);
}
return(0);
});
List <(int ymax, double x, double m)> AET = new List <(int, double, double)>();
int ymin = pointsArray[indexes[0]].Y;
int ymax = pointsArray[indexes[indexes.Length - 1]].Y;
int startingIndex = 0;
bool removeEdgesFromAET = false;
for (int scanLineY = ymin; scanLineY <= ymax; scanLineY++)
{
for (int j = startingIndex; j < indexes.Length; j++)
{
if (pointsArray[indexes[j]].Y > scanLineY - 1)
{
break;
}
if (pointsArray[indexes[j]].Y == scanLineY - 1)
{
startingIndex++;
int index = indexes[j];
int previousIndex = (indexes[j] - 1 + pointsArray.Length) % pointsArray.Length;
int nextIndex = (indexes[j] + 1) % pointsArray.Length;
if (pointsArray[previousIndex].Y >= pointsArray[indexes[j]].Y)
{
//dodaj krawedz Pi-1 Pi do AET
int x = pointsArray[index].X;
if (pointsArray[index].Y != pointsArray[previousIndex].Y)
{
double m = (double)(pointsArray[index].X - pointsArray[previousIndex].X) / (double)(pointsArray[index].Y - pointsArray[previousIndex].Y);
AET.Add((pointsArray[previousIndex].Y, x, m));
}
}
else
{
//usun krawedz Pi-1 Pi z AET
removeEdgesFromAET = true;
}
if (pointsArray[nextIndex].Y >= pointsArray[indexes[j]].Y)
{
//dodaj krawedz Pi+1 Pi do AET
int x = pointsArray[index].X;
if (pointsArray[nextIndex].Y != pointsArray[index].Y)
{
double m = (double)(pointsArray[nextIndex].X - pointsArray[index].X) / (double)(pointsArray[nextIndex].Y - pointsArray[index].Y);
AET.Add((pointsArray[nextIndex].Y, x, m));
}
}
else
{
//usun krawedz Pi+1 Pi z AET
removeEdgesFromAET = true;
}
if (removeEdgesFromAET == true)
{
AET.RemoveAll((aet) =>
{
return(aet.ymax == scanLineY - 1);
});
removeEdgesFromAET = false;
}
}
}
//uaktualnij AET
//posortuj
AET.Sort((p1, p2) =>
{
if (p1.x > p2.x)
{
return(1);
}
else if (p1.x < p2.x)
{
return(-1);
}
else
{
return(0);
}
});
//wypelnij
if (fillingMode.fillingMode == FillingMode.Direct)
{
FillScanLineDirect(scanLineY, AET, fillingMode, ref KdFactor, ref KsFactor, ref MFactor);
}
else if (fillingMode.fillingMode == FillingMode.Fast)
{
//policz kolory w wierzcholkach trojkat
FillScanLineFast(scanLineY, AET, fillingMode, ref triangleField, pointsArray, ref p0Fast, ref p1Fast, ref p2Fast);
}
else//hybrid mode
{
FillScanLineHybrid(scanLineY, AET, fillingMode, ref triangleField, pointsArray, ref v0Hybrid, ref c0Hybrid, ref v1Hybrid, ref c1Hybrid, ref v2Hybrid, ref c2Hybrid, ref KdFactor, ref KsFactor, ref MFactor);
}
//uaktualnij x
for (int k = 0; k < AET.Count; k++)
{
var aet = AET[k];
AET[k] = (aet.ymax, aet.x += aet.m, aet.m);
}
}
}