public Sphere Intersection(List<Sphere> l_sphere, ref float t)
{
Sphere retSp = new Sphere(0, 0, 0, 1, Color.White);
foreach (Sphere s in l_sphere)
{
Point dist = new Point(s.x - Position.x, s.y - Position.y, s.z - Position.z);
float B = Direction * dist;
float D = B * B - dist.x * dist.x - dist.y * dist.y - dist.z * dist.z + s.rayon * s.rayon;
float t0 = B - (float)Math.Sqrt(D);
float t1 = B + (float)Math.Sqrt(D);
if ((t0 > 0.1f) && (t0 < t))
{
t = t0;
retSp = s;
}
if ((t1 > 0.1f) && (t1 < t))
{
t = t1;
retSp = s;
}
//Console.WriteLine("lol");
}
return retSp;
}
private void CreateEllipse(RayTracer.Sphere sphere)
{
DragCanvas canvas = (DragCanvas)this.FindName("canvas");
Ellipse ellipse = new Ellipse();
ellipse.Stroke = new SolidColorBrush(Colors.Black);
int r = (int)(sphere.color.r * 256);
int g = (int)(sphere.color.g * 256);
int b = (int)(sphere.color.b * 256);
ellipse.Fill = new SolidColorBrush(System.Windows.Media.Color.FromRgb((byte)r, (byte)g, (byte)b));
float diameter = (float)(sphere.diameter * CANVAS_SCALE);
ellipse.Width = diameter;
ellipse.Height = diameter;
ellipse.Name = "Ellipse" + ellipseCount;
objects[ellipse.Name] = sphere;
Canvas.SetLeft(ellipse, sphere.xPos * CANVAS_SCALE);
Canvas.SetTop(ellipse, sphere.yPos * CANVAS_SCALE);
canvas.Children.Add(ellipse);
list.Add(ellipse);
AddAndSelectObject(ellipse);
ellipseCount++;
}
private void CreateEllipse()
{
int r = rnd.Next(256);
int g = rnd.Next(256);
int b = rnd.Next(256);
float diameter = 5;
RayTracer.Sphere sphere = new RayTracer.Sphere(-1, new RayTracer.Point(2.5f, 2.5f, 2.5f), diameter);
sphere.SetColor((float)(r / 256.0), (float)(g / 256.0), (float)(b / 256.0));
CreateEllipse(sphere);
}
public void FillValues(Shape shape, bool dropped = false, bool first = false)
{
if (!first)
{
if (selected == shape && !dropped)
{
return;
}
}
TextBox positionX, positionY, positionZ;
positionX = (TextBox)this.FindName("positionX");
positionY = (TextBox)this.FindName("positionY");
positionZ = (TextBox)this.FindName("positionZ");
if (shape.GetType() == typeof(Rectangle))
{
Rectangle rectangle = (Rectangle)shape;
TextBox width, height, depth;
width = (TextBox)this.FindName("rectangleWidth");
height = (TextBox)this.FindName("rectangleHeight");
depth = (TextBox)this.FindName("rectangleDepth");
UpdatePositionValues(shape);
RayTracer.Block block = (RayTracer.Block)objects[rectangle.Name];
positionX.Text = block.a.X.ToString().Replace(',', '.');
positionY.Text = block.a.Y.ToString().Replace(',', '.');
positionZ.Text = block.a.Z.ToString().Replace(',', '.');
width.Text = block.getWidth().ToString().Replace(',', '.');
height.Text = block.getHeight().ToString().Replace(',', '.');
depth.Text = block.getDepth().ToString().Replace(',', '.');
}
else if (shape.GetType() == typeof(Ellipse))
{
Ellipse ellipse = (Ellipse)shape;
TextBox diameter;
diameter = (TextBox)this.FindName("diameter");
UpdatePositionValues(shape);
RayTracer.Sphere sphere = (RayTracer.Sphere)objects[ellipse.Name];
positionX.Text = sphere.xPos.ToString().Replace(',', '.');
positionY.Text = sphere.yPos.ToString().Replace(',', '.');
positionZ.Text = sphere.zPos.ToString().Replace(',', '.');
diameter.Text = sphere.diameter.ToString().Replace(',', '.');
}
FillProperties(shape);
}
private void RepositionShapes()
{
foreach (Shape shape in list)
{
if (shape.GetType() == typeof(Rectangle))
{
Rectangle rectangle = (Rectangle)shape;
RayTracer.Block block = (RayTracer.Block)objects[rectangle.Name];
if (currentView == View.FRONT)
{
Canvas.SetLeft(rectangle, block.a.X * CANVAS_SCALE);
Canvas.SetTop(rectangle, block.a.Y * CANVAS_SCALE);
}
else if (currentView == View.TOP)
{
Canvas.SetLeft(rectangle, block.a.X * CANVAS_SCALE);
Canvas.SetTop(rectangle, block.a.Z * CANVAS_SCALE);
}
else
{
Canvas.SetLeft(rectangle, block.a.Z * CANVAS_SCALE);
Canvas.SetTop(rectangle, block.a.Y * CANVAS_SCALE);
}
}
else if (shape.GetType() == typeof(Ellipse))
{
Ellipse ellipse = (Ellipse)shape;
RayTracer.Sphere sphere = (RayTracer.Sphere)objects[ellipse.Name];
if (currentView == View.FRONT)
{
Canvas.SetLeft(ellipse, sphere.xPos);
Canvas.SetTop(ellipse, sphere.yPos);
}
else if (currentView == View.TOP)
{
Canvas.SetLeft(ellipse, sphere.xPos);
Canvas.SetTop(ellipse, sphere.zPos);
}
else
{
Canvas.SetLeft(ellipse, sphere.zPos);
Canvas.SetTop(ellipse, sphere.yPos);
}
}
}
}
public void AddObject(Sphere s)
{
Objects.Add(s);
}
private void UpdatePositionValues(Shape shape)
{
if (currentView == View.FRONT)
{
if (shape.GetType() == typeof(Rectangle))
{
Rectangle rectangle = (Rectangle)shape;
RayTracer.Block block = (RayTracer.Block)objects[rectangle.Name];
double x = GetX(rectangle);
double y = GetY(rectangle);
block.SetPosition((float)x, (float)y, block.a.Z, (float)(rectangle.Width / CANVAS_SCALE), (float)(rectangle.Height / CANVAS_SCALE), block.getDepth());
}
else if (shape.GetType() == typeof(Ellipse))
{
Ellipse ellipse = (Ellipse)shape;
RayTracer.Sphere sphere = (RayTracer.Sphere)objects[ellipse.Name];
double x = (Canvas.GetLeft(ellipse) + (ellipse.Width / 2)) / CANVAS_SCALE;
double y = (Canvas.GetTop(ellipse) + (ellipse.Height / 2)) / CANVAS_SCALE;
sphere.xPos = (float)x;
sphere.yPos = (float)y;
sphere.diameter = (float)(ellipse.Width / CANVAS_SCALE);
}
}
else if (currentView == View.TOP)
{
if (shape.GetType() == typeof(Rectangle))
{
Rectangle rectangle = (Rectangle)shape;
RayTracer.Block block = (RayTracer.Block)objects[rectangle.Name];
double x = GetX(rectangle);
double z = GetY(rectangle);
block.SetPosition((float)x, block.a.Y, (float)z, (float)(rectangle.Width / CANVAS_SCALE), block.getHeight(), (float)(rectangle.Height / CANVAS_SCALE));
}
else if (shape.GetType() == typeof(Ellipse))
{
Ellipse ellipse = (Ellipse)shape;
RayTracer.Sphere sphere = (RayTracer.Sphere)objects[ellipse.Name];
double x = (Canvas.GetLeft(ellipse) + (ellipse.Width / 2)) / CANVAS_SCALE;
double z = (Canvas.GetTop(ellipse) + (ellipse.Height / 2)) / CANVAS_SCALE;
sphere.xPos = (float)x;
sphere.zPos = (float)z;
sphere.diameter = (float)(ellipse.Width / CANVAS_SCALE);
}
}
else if (currentView == View.RIGHT)
{
if (shape.GetType() == typeof(Rectangle))
{
Rectangle rectangle = (Rectangle)shape;
RayTracer.Block block = (RayTracer.Block)objects[rectangle.Name];
double z = GetX(rectangle);
double y = GetY(rectangle);
block.SetPosition(block.a.X, (float)y, (float)z, block.getWidth(), (float)(rectangle.Height / CANVAS_SCALE), (float)(rectangle.Width / CANVAS_SCALE));
}
else if (shape.GetType() == typeof(Ellipse))
{
Ellipse ellipse = (Ellipse)shape;
RayTracer.Sphere sphere = (RayTracer.Sphere)objects[ellipse.Name];
double z = (Canvas.GetLeft(ellipse) + (ellipse.Width / 2)) / CANVAS_SCALE;
double y = (Canvas.GetTop(ellipse) + (ellipse.Height / 2)) / CANVAS_SCALE;
sphere.zPos = (float)z;
sphere.yPos = (float)y;
sphere.diameter = (float)(ellipse.Width / CANVAS_SCALE);
}
}
}