public TriangleMesh(Point position, int width, int height, int pointsHeight, int pointsWidth)
{
cols = pointsWidth;
rows = pointsHeight;
mesh = new ReferencePoint[rows, cols];
int dx = width / (cols - 1);
int dy = height / (rows - 1);
for (int row = 0; row < rows; ++row)
{
for (int col = 0; col < cols; ++col)
{
mesh[row, col] = new ReferencePoint(position.X + col * dx, position.Y + row * dy);
}
}
List <Triangle> ts = new List <Triangle>();
for (int row = 0; row < rows - 1; ++row)
{
for (int col = 0; col < cols - 1; ++col)
{
ts.Add(new Triangle(mesh[row, col], mesh[row + 1, col], mesh[row, col + 1]));
ts.Add(new Triangle(mesh[row + 1, col + 1], mesh[row, col + 1], mesh[row + 1, col]));
}
}
triangles = ts.ToArray();
BitmapOperator.Instance.RegisterTriangleMesh(this);
}
public bool Collides(Point p, out ReferencePoint point)
{
for (int row = 0; row < rows; ++row)
{
for (int col = 0; col < cols; ++col)
{
if (mesh[row, col].Collide(p))
{
point = mesh[row, col];
return(true);
}
}
}
point = null;
return(false);
}
public Triangle(ReferencePoint p1, ReferencePoint p2, ReferencePoint p3)
{
points[0] = p1;
points[1] = p2;
points[2] = p3;
}