/// <summary>
/// Create box model physics.
/// </summary>
/// <param name="game">The game.</param>
/// <param name="model">The visual model.</param>
/// <param name="position">The position of the box entity.</param>
/// <param name="mass">The physics mass.</param>
public BoxModelPhysics(XiGame game, Model model, Vector3 position, float mass)
{
this.game = game;
Vector3[] vertices;
int[] indices;
model.GetVerticesAndIndices(out vertices, out indices);
BoundingBox boundingBox = BoundingBox.CreateFromPoints(vertices);
body = new BEPUphysics.Entities.Box(
position,
Math.Max(Math.Abs(boundingBox.Max.X), Math.Abs(boundingBox.Min.X)) * 2,
Math.Max(Math.Abs(boundingBox.Max.Y), Math.Abs(boundingBox.Min.Y)) * 2,
Math.Max(Math.Abs(boundingBox.Max.Z), Math.Abs(boundingBox.Min.Z)) * 2,
mass);
/*
this alternative method does not work and I don't know why -
Box box = new Box(
(boundingBox.Max + boundingBox.Min) * 0.5f,
boundingBox.Max.X - boundingBox.Min.X,
boundingBox.Max.Y - boundingBox.Min.Y,
boundingBox.Max.Z - boundingBox.Min.Z,
Mass);
body = new CompoundBody();
body.addBody(box);
*/
}
/// <summary>
/// Create sphere model physics.
/// </summary>
/// <param name="game">The game.</param>
/// <param name="model">The visual model.</param>
/// <param name="position">The position of the static mesh entity.</param>
/// <param name="mass">The physics mass.</param>
public StaticMeshModelPhysics(XiGame game, Model model, Vector3 position, float mass)
{
this.game = game;
StaticTriangleGroup.StaticTriangleGroupVertex[] vertices;
int[] indices;
model.GetVerticesAndIndices(out vertices, out indices);
TriangleMesh triangleMesh = new TriangleMesh(vertices, indices);
staticTriangleGroup = new StaticTriangleGroup(triangleMesh);
}
/// <summary>
/// Create sphere model physics.
/// </summary>
/// <param name="game">The game.</param>
/// <param name="model">The visual model.</param>
/// <param name="position">The position of the sphere entity.</param>
/// <param name="mass">The physics mass.</param>
public SphereModelPhysics(XiGame game, Model model, Vector3 position, float mass)
{
this.game = game;
Vector3[] vertices;
int[] indices;
model.GetVerticesAndIndices(out vertices, out indices);
BoundingSphere boundingSphere = BoundingSphere.CreateFromPoints(vertices);
body = new Sphere(position, boundingSphere.Radius, mass);
}
/// <summary>
/// Create capsule model physics.
/// </summary>
/// <param name="game">The game.</param>
/// <param name="model">The visual model.</param>
/// <param name="position">The position of the sphere entity.</param>
/// <param name="mass">The physics mass.</param>
public CapsuleModelPhysics(XiGame game, Model model, Vector3 position, float mass)
{
this.game = game;
Vector3[] vertices;
int[] indices;
model.GetVerticesAndIndices(out vertices, out indices);
BoundingSphere boundingSphere = BoundingSphere.CreateFromPoints(vertices);
body = new Capsule(position, boundingSphere.Radius, boundingSphere.Radius * 0.5f, mass);
game.SceneSpace.Add(body);
}