} //грани
//public MBox(MPoint leftFaceCorner, float length, float width, float height) : base(leftFaceCorner.X, leftFaceCorner.Y, leftFaceCorner.Z)
//{
// SetParameters(length, width, height);
// InitVertices(leftFaceCorner, length, width, height);
// InitFacets(Vertices);
//}
public MBox(MPoint center, float length, float width, float height) : base(center.X, center.Y, center.Z)
{
SetParameters(length, width, height);
InitVerticesCenter(center, length, width, height);
InitFacets(Vertices);
}
} //грани оснований 72
public MCylinder(MPoint centerBot, float radius, float heigth)
{
CenterBot = centerBot;
Radius = radius;
Heigth = heigth;
}
private MPoint[] GetVerticesFromCenter(MPoint center, float length, float width, float height)
{
const int verticesCount = 8;
Vertices = new MPoint[verticesCount];
float halfLength = length / 2,
halfWidth = width / 2;
for (int i = 0; i < verticesCount; ++i)
{
MPoint vertex = null;
float halfHeight = i >= verticesCount / 2 ? height / 2 : -height / 2;
// Calculates new vertices counterclockwise
switch (i % 4)
{
//Left front corner
case 0:
vertex = new MPoint(-halfLength, -halfWidth, halfHeight);
break;
//Right front corner
case 1:
vertex = new MPoint(halfLength, -halfWidth, halfHeight);
break;
//Right rear corner
case 2:
vertex = new MPoint(halfLength, halfWidth, halfHeight);
break;
//Left rear corner
case 3:
vertex = new MPoint(-halfLength, halfWidth, halfHeight);
break;
default:
throw new Exception("Error while trying to initialize MBox vertices");
}
Vertices[i] = vertex;
}
return(Vertices);
}
private void InitVertices(MPoint leftFrontCorner, float length, float width, float height)
{
int verticesCount = 8;
Vertices = new MPoint[verticesCount];
Vertices[0] = leftFrontCorner;
for (int i = 1; i < verticesCount; ++i)
{
MPoint vertex = null;
float applyingHeight = i >= verticesCount / 2 ? height : 0;
// Calculates new vertices counterclockwise
switch (i % 4)
{
//Left front corner
case 0:
vertex = new MPoint(leftFrontCorner.SX, leftFrontCorner.SY, leftFrontCorner.SZ + applyingHeight);
break;
//Right front corner
case 1:
vertex = new MPoint(leftFrontCorner.SX + length, leftFrontCorner.SY, leftFrontCorner.SZ + applyingHeight);
break;
//Right rear corner
case 2:
vertex = new MPoint(leftFrontCorner.SX + length, leftFrontCorner.SY + width, leftFrontCorner.SZ + applyingHeight);
break;
//Left rear corner
case 3:
vertex = new MPoint(leftFrontCorner.SX, leftFrontCorner.SY + width, leftFrontCorner.SZ + applyingHeight);
break;
default:
throw new Exception("Error while trying to initialize MBox vertices");
}
Vertices[i] = vertex;
}
}
public virtual MPoint GetCenterPoint()
{
var vertices = GetVertices();
if (vertices.Count == 0)
{
throw new NullReferenceException("Shape doesn't have verices");
}
MPoint maxCoords = new MPoint(vertices[0].X, vertices[0].Y, vertices[0].Z);
MPoint minCoords = new MPoint(vertices[0].X, vertices[0].Y, vertices[0].Z);
foreach (MPoint vertex in vertices)
{
CompareAndSetMaxCoords(vertex, maxCoords);
CompareAndSetMinCoords(vertex, minCoords);
}
return(new MPoint((maxCoords.X + minCoords.X) / 2, (maxCoords.Y + minCoords.Y) / 2, (maxCoords.Z + minCoords.Z) / 2));
}
private void InitVerticesCenter(MPoint center, float length, float width, float height)
{
Vertices = GetVerticesFromCenter(center, length, width, height);
}
private void CompareAndSetMinCoords(MPoint sourcePoint, MPoint destinationPoint)
{
destinationPoint.X = sourcePoint.X < destinationPoint.X ? sourcePoint.X : destinationPoint.X;
destinationPoint.Y = sourcePoint.Y < destinationPoint.Y ? sourcePoint.Y : destinationPoint.Y;
destinationPoint.Z = sourcePoint.Z < destinationPoint.Z ? sourcePoint.Z : destinationPoint.Z;
}
public MSideCylinder(MPoint centerBot, float radius, float heigth) : base(centerBot, radius, heigth)
{
}
public MFacet(MPoint first, MPoint second, MPoint third, int argb)
{
Vertices = new MPoint[] { first, second, third };
Argb = argb;
}
} //цвет грани
public MFacet(MPoint first, MPoint second, MPoint third) : base()
{
Vertices = new MPoint[] { first, second, third };
}