private void InitGrisCellule()
{
var nb = 0f;
var gris = 0;
var enveloppe = Site.Polygon.Enveloppe;
for (int x = 0; x < enveloppe.Width; x++)
{
for (int y = 0; y < enveloppe.Height; y++)
{
var pt = new PointF(enveloppe.X + x, enveloppe.Y + y);
if (Site.Polygon.InPolygon(pt))
{
nb++;
gris += BitmapHelper.ValeurCanal((int)x, (int)y, BitmapHelper.Canal.Luminosite);
}
}
}
if (nb > 0)
{
GrisCellule = gris / nb;
}
}
private void InitFacteurGris()
{
var nb = 0f;
var gris = 0;
var r2 = (CercleInscrit * CercleInscrit) * 0.25;
for (int i = 0; i <= CercleInscrit; i++)
{
for (int j = 0; j <= CercleInscrit; j++)
{
var x = Site.X + i; var y = Site.Y + j;
var dx = i - (CercleInscrit * 0.5); var dy = j - (CercleInscrit * 0.5);
if (x > 0 && x < Settings.Dimensions.Width && y > 0 && y < Settings.Dimensions.Height && ((dx * dx) + (dy * dy)) <= r2)
{
nb++;
gris += BitmapHelper.ValeurCanal((int)x, (int)y, BitmapHelper.Canal.Luminosite);
}
}
}
if (nb > 0)
{
GrisCercleInscrit = gris / nb;
}
}
public void InitFacteurGris()
{
var nb = 0f;
var gris = 0;
var r2 = Settings.MinimumDistance * Settings.MinimumDistance;
for (int i = 0; i <= (Settings.MinimumDistance * 2); i++)
{
for (int j = 0; j <= (Settings.MinimumDistance * 2); j++)
{
var x = X + i; var y = Y + j;
var dx = i - Settings.MinimumDistance; var dy = j - Settings.MinimumDistance;
if (x > 0 && x < Settings.Dimensions.Width && y > 0 && y < Settings.Dimensions.Height && ((dx * dx) + (dy * dy)) <= r2)
{
nb++;
gris += BitmapHelper.ValeurCanal((int)x, (int)y, BitmapHelper.Canal.Luminosite);
}
}
}
if (nb > 0)
{
Gris = gris / nb;
}
// On calcul l'inverse pour augment la taille dans les noirs et diminuer dans les blancs
var f = (255 - Gris) / 255f;
FacteurGris = f;
MinimumDistance = Settings.MinimumDistance + Settings.MinimumDistance * f;
}
public static List <PointF> Run(DraftSight.Interop.dsAutomation.ReferenceImage img, int nbPoint, int niveauGrisMini = 2)
{
var sites = new List <PointF>();
try
{
int LgMM = (int)img.Width;
int HtMM = (int)img.Height;
int LgPx = LgMM + 1;
int HtPx = HtMM + 1;
var bmp = new Bitmap(img.GetPath());
var Bmp = bmp.Redimensionner(new Size(LgPx, HtPx));
bmp.Dispose();
int decal = 4;
float decal2 = decal / 2f;
BitmapHelper.Verrouiller(Bmp);
int i = 0;
while (i < nbPoint)
{
float fx = RandomHelper.Random.Next(LgMM - decal);
float fy = RandomHelper.Random.Next(HtMM - decal);
int gris = BitmapHelper.ValeurCanal(MathHelper.FloorToInt(fx), MathHelper.FloorToInt(fy), Canal.Luminosite);
if (gris > niveauGrisMini && RandomHelper.Random.Next(255) <= gris)
{
sites.Add(new PointF(fx + decal2, fy + decal2));
i++;
}
}
BitmapHelper.Liberer();
Bmp.Dispose();
}
catch (Exception ex) { Log.Message(ex); }
return(sites);
}
private static List <PointF> Equilibrer()
{
var liste = new List <PointF>();
foreach (var site in Settings.Graph.Sites)
{
var enveloppe = site.Polygon.Enveloppe;
double xSum = 0, ySum = 0, pSum = 0;
for (int x = 0; x < enveloppe.Width; x++)
{
for (int y = 0; y < enveloppe.Height; y++)
{
var pt = new PointF(enveloppe.X + x, enveloppe.Y + y);
if (site.Polygon.InPolygon(pt))
{
var gris = BitmapHelper.ValeurCanal((int)pt.X, (int)pt.Y, Canal.Luminosite);
xSum += gris * x;
ySum += gris * y;
pSum += gris;
}
}
}
if (pSum > 0)
{
xSum /= pSum;
ySum /= pSum;
}
liste.Add(new PointF((float)(enveloppe.X + xSum), (float)(enveloppe.Y + ySum)));
}
return(liste);
}