/// <summary>
/// Draws a triangle with the specified border and fill brushes.
/// </summary>
/// <param name="triangle">The triangle to draw.</param>
/// <param name="border">The border brush.</param>
/// <param name="fill">The fill brush.</param>
public void DrawTriangle(Triangle triangle, BufferBrush border, BufferBrush fill)
{
var bounds = triangle.GetBounds();
double area = triangle.Area;
Point p = new Point();
double sum = 0;
for (int i = bounds.Left; i < bounds.Right; i++)
for (int j = bounds.Top; j < bounds.Bottom; j++)
{
p.X = i;
p.Y = j;
sum = Triangle.GetArea(p, triangle.A, triangle.B) +
Triangle.GetArea(p, triangle.B, triangle.C) +
Triangle.GetArea(p, triangle.C, triangle.A);
if (sum >= area - 1 && sum <= area + 1)
{
_buffer[j, i].BackColor = fill.GetColor(i, j);
}
}
DrawTriangle(triangle, border);
}
/// <summary>
/// Draws a triangle to the buffer.
/// </summary>
/// <param name="triangle">The triangle to draw.</param>
/// <param name="brush">The brush to draw the triangle with.</param>
public void DrawTriangle(Triangle triangle, BufferBrush brush)
{
DrawLine(ref triangle.A, ref triangle.B, brush);
DrawLine(ref triangle.B, ref triangle.C, brush);
DrawLine(ref triangle.C, ref triangle.A, brush);
}
/// <summary>
/// Draws a triangle to the buffer.
/// </summary>
/// <param name="triangle">The triangle to draw.</param>
/// <param name="color">The color to draw the triangle.</param>
public void DrawTriangle(ref Triangle triangle, BufferColor color)
{
DrawLine(ref triangle.A, ref triangle.B, color);
DrawLine(ref triangle.B, ref triangle.C, color);
DrawLine(ref triangle.C, ref triangle.A, color);
}
