private TRN ApplyColourLine(TRN trn, Pair<double, double> upper, Pair<double, double> lower)
{
Random ran = new Random();
int coverage = 0;
LineSegment linesegment = new LineSegment(upper, lower);
foreach (Vertex vertex in trn.Vertices) {
Pair<double, double> point = new Pair<double, double>(vertex.Position[0], vertex.Position[1]);
if ((upper.X <= point.X && point.X <= lower.X) && (upper.Y <= point.Y && point.Y <= lower.Y)) {
if (linesegment.distance(point) <= Constants.VertexSpacing + newInner) {
coverage = ran.Next(1, 100);
if (coverage <= data.colourCoverage) {
vertex.Color = data.col;
}
}
}
}
return trn;
}
private TRN ApplyTextureLine(TRN trn, Pair<double, double> upper, Pair<double, double> lower)
{
int xStart = (int)Math.Floor((Math.Min(upper.X, lower.X) - this.newInner) / Constants.TextureSpacing);
int width = (int)(4 * this.newInner * Math.Abs(upper.X - lower.X));
int yStart = (int)Math.Floor((Math.Min(upper.Y, lower.Y) - this.newInner) / Constants.TextureSpacing);
int height = (int)(4 * this.newInner * Math.Abs(upper.Y - lower.Y));
Rectangle coverRectangle = new Rectangle(xStart, yStart, width, height);
LineSegment lineSegment = new LineSegment(upper, lower);
foreach (textureData texture in data.textures) {
int i = 0;
foreach (DDSGroup ddsGroup in trn.DDSGroups)
{
//Check whether the DDSGroup contain parts of the rectangle that surrounds the triangle
int x = ( i % trn.Width ) * ddsGroup.Width;
int y = ( ( i - ( i % trn.Width ) ) / trn.Width ) * ddsGroup.Height;
i++;
ddsGroup.ApplyTextureAsNewChannel(x, y, texture, lineSegment, coverRectangle, this.newInner);
}
}
return trn;
}
public void ApplyTextureAsNewChannel(int x, int y, textureData texture, Multibrush.LineSegment linesegment, Rectangle coverRectangle, double inner)
{
Rectangle rec = new Rectangle(x, y, this.Width, this.Height);
Random ran = new Random();
int channel = 0;
int coverage = 0;
bool firstCheck = true;
bool painted = false;
double presure = (float)texture.Presure / 100.0;
if (coverRectangle.IntersectsWith(rec))
{
for (int xCoor = x; xCoor < x + this.Width; xCoor++)
{
double adjustedXCoor = xCoor * Constants.TextureSpacing;
painted = false;
for (int yCoor = y; yCoor < y + this.Height; yCoor++)
{
double adjustedYCoor = yCoor * Constants.TextureSpacing;
Pair <double, double> point = new Multibrush.Pair <double, double>(adjustedXCoor, adjustedYCoor);
if (linesegment.distance(point) <= inner)
{
coverage = ran.Next(1, 100);
if (coverage <= texture.Coverage)
{
if (firstCheck)
{
firstCheck = false;
painted = true;
if (this.TextureNames.Count >= 6)
{
return;
}
this.TextureNames.Add(texture.ToString());
channel = this.TextureNames.Count - 1;
}
try {
this[xCoor % this.Width, yCoor % this.Height, channel] = (byte)(presure * 255f);
} catch (Exception e) {
throw new Exception("DDSGroup error: X:" + xCoor + ", Y:" + yCoor + " Channel: " + channel + ". Error Message: " + e.Message);
}
}
/* Since we are going over this in a linear fashion, we if we ever paint something, and then stop painting,
* then we can be sure that we do not need to paint any more
*/
}
else if (painted)
{
break;
}
}
}
}
}