/// <summary>
/// Calculates Normal Unit Vector of each given triangle.
/// </summary>
public static void CalculateTriangleNormals()
{
// Calculate all triangle normals.
for (int x = 0; x < GeometryData.Triangles.Count; x++)
{
// Grab the vertices from the vertices array onto the
Vertex vertexOne = GeometryData.Vertices[GeometryData.Triangles[x].VertexOne];
Vertex vertexTwo = GeometryData.Vertices[GeometryData.Triangles[x].VertexTwo];
Vertex vertexThree = GeometryData.Vertices[GeometryData.Triangles[x].VertexThree];
GeometryData.Triangles[x].Normals = TriangleUtilities.CalculateNormal(vertexOne, vertexTwo, vertexThree);
}
}
/// <summary>
/// Calculates the normal unit vector of each individual triangle by performing a cross
/// product of two of the vertices (relative to a specific point of vertex 1 "simulated 0,0").
/// </summary>
private void CalculateTriangleNormals()
{
TriangleUtilities.CalculateTriangleNormals();
}
