public TriangleFillingMode(FillingMode fm, bool randomfactors, bool vectorL, VectorNMode vectorN, bool textureFill, bool lightcolor)
{
this.fillingMode = fm;
this.RandomFactors = randomfactors;
this.IsDefaultVectorL = vectorL;
this.vectorNMode = vectorN;
this.IsTextureFill = textureFill;
this.IsDefaulLightColor = lightcolor;
VectorL = Globals.DefaultVectorL.Normalize();
//NonTexturedVectorN = Globals.DefaultVectorN;
LightVector = new SimpleColor(Globals.LightColor).ConvertColorToVector();
ViewVector = Globals.ViewVector;
KdFactor = 100d;
MFactor = 1;
}
private void SetNormalVectorBitmap(WriteableBitmap vectorNbitmap = null, IntPoint mousePosition = null)
{
//if (timer.IsEnabled == true)
//{
// IsDefaultVectorL = true;
//}
if (IsTexturedVectorN == VectorNMode.Default)
{
NormalBitmapVector = new Vector3[heightBitmap, widthBitmap];
for (int i = 0; i < NormalBitmapVector.GetLength(0); i++)
{
for (int j = 0; j < NormalBitmapVector.GetLength(1); j++)
{
NormalBitmapVector[i, j] = Globals.DefaultVectorN;
}
}
NormalWriteableBitmap = null;
}
else if (IsTexturedVectorN == VectorNMode.NormalMap)
{
NormalWriteableBitmap = vectorNbitmap;
var NormalBitmapColor = new SimpleColor[heightBitmap, widthBitmap];
if (vectorNbitmap.PixelHeight != heightBitmap || vectorNbitmap.PixelWidth != widthBitmap)
{
var TMPBitmapColor = new SimpleColor[vectorNbitmap.PixelHeight, vectorNbitmap.PixelWidth];
Paint.ReadColorsFromBitmap(vectorNbitmap, TMPBitmapColor);
for (int y = 0; y < heightBitmap; y++)
{
for (int x = 0; x < widthBitmap; x++)
{
NormalBitmapColor[y, x] = TMPBitmapColor[y % vectorNbitmap.PixelHeight, x % vectorNbitmap.PixelWidth];
}
}
}
else
{
Paint.ReadColorsFromBitmap(vectorNbitmap, NormalBitmapColor);
}
NormalBitmapVector = SimpleColor.ConvertColorsToVectorsN(NormalBitmapColor);
}
else
{
//assumming Vector Table is ProperSize
for (int y = 0; y < NormalBitmapVector.GetLength(0); y++)
{
for (int x = 0; x < NormalBitmapVector.GetLength(1); x++)
{
if (mousePosition.SquareLength(ref x, ref y) <= BubbleSquareRadius)
{
int dx = x - mousePosition.X;
int dy = mousePosition.Y - y;
double h = Math.Sqrt(dx * dx + dy * dy + BubbleSquareRadius);
NormalBitmapVector[y, x].X = dx;
NormalBitmapVector[y, x].Y = dy;
NormalBitmapVector[y, x].Z = h;
NormalBitmapVector[y, x].NormalizeInPlace();
}
else
{
NormalBitmapVector[y, x].X = 0;
NormalBitmapVector[y, x].Y = 0;
NormalBitmapVector[y, x].Z = 1;
}
}
}
}
triangleFillingMode.NormalBitmapVector = NormalBitmapVector;
}
//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);
}
}
}