/// <summary>
/// Crear Collider a partir de TgcMesh.
/// Los triangulos se calculan CounterClock-Wise.
/// Crea el BoundingSphere del Collider.
/// </summary>
/// <param name="mesh">TgcMesh</param>
/// <returns>Collider creado</returns>
public static TriangleMeshCollider fromMesh(TgcMesh mesh)
{
var collider = new TriangleMeshCollider();
//Cargar triangulos
var vertices = mesh.getVertexPositions();
var triangleCount = vertices.Length / 3;
collider.Triangles = new Triangle[triangleCount];
for (var i = 0; i < triangleCount; i++)
{
//Invertir orden de vertices para que la normal quede CounterClock-Wise
collider.Triangles[i] = new Triangle(
vertices[i * 3 + 2],
vertices[i * 3 + 1],
vertices[i * 3]
);
}
//Crear BoundingSphere
collider.BoundingSphere = TgcBoundingSphere.computeFromMesh(mesh);
return(collider);
}
public SphereCollider(TgcMesh mesh)
: this(TgcBoundingSphere.computeFromMesh(mesh))
{
}