protected static bool Intersects(BoxNode a, SphereNode b)
{
Vector3 bTransformedCenter;
float bTransformedSquaredRadius;
TransformSphere(b, a.ReferenceNode, out bTransformedCenter, out bTransformedSquaredRadius);
Vector3 closest = bTransformedCenter.Clamp(a.Min, a.Max);
return closest.SquaredDistance(bTransformedCenter) < bTransformedSquaredRadius;
}
protected static float? Intersects(SphereNode a, Ray b)
{
Ray bTransformed = b.TransformRay(a.ReferenceNode);
Pair<bool, float> result = bTransformed.Intersects(a.ToMogreSphere());
if (result.first)
return result.second;
return null;
}
public Character(World world, CharacterConfiguration configuration, string colliderName)
: base(world)
{
this.Configuration = configuration;
if (Configuration.EntityNames.Length == 0)
throw new ArgumentException("At least one body entity must be provided.");
CharacterNode = World.WorldNode.CreateChildSceneNode();
EyeNode = CharacterNode.CreateChildSceneNode(new Vector3(0, 1.7f, 0));
FirstPersonModel = new FirstPersonModel(this, EyeNode);
FirstPersonModel.Visible = false;
ThirdPersonModel = new ThirdPersonModel(this, CharacterNode, Configuration.EntityNames);
BodyCollisionTree = new BodyCollisionTree(ThirdPersonModel.BodyEntities[0], AllLowerBodyAnimations.Concat(AllUpperBodyAnimations));
BodyColliders = ColliderLoader.ParseColliders(colliderName, BodyCollisionTree, "Alpha_").ToArray();
BoundingSphere = new SphereNode(CharacterNode, new Vector3(0, 1, 0), 2);
SimpleCollider = new UprightCylinderNode(CharacterNode, Vector3.ZERO, 1.7f, 0.7f);
AnimationManagerMapper.Add(
AnimationKind.LowerBody,
new AnimationManager(
AllLowerBodyAnimations,
ThirdPersonModel.BodyEntities,
"Idle"
)
);
AnimationManagerMapper.Add(
AnimationKind.UpperBody,
new AnimationManager(
AllUpperBodyAnimations,
ThirdPersonModel.BodyEntities,
"Wield_USP"
)
);
Camera = World.CreateCamera(Vector3.ZERO, MathHelper.Forward);
EyeNode.AttachObject(Camera);
ViewFrustum = new FrustumNode(Camera);
SpecialMoveHandlers = new SpecialMoveHandler[3];
Reset();
}
protected static bool Intersects(FrustumNode a, SphereNode b)
{
Vector3 bTransformedCenter = b.ReferenceNode.ConvertLocalToWorldPosition(b.Position);
Vector3 bTransformedTop = b.ReferenceNode.ConvertLocalToWorldPosition(MathHelper.Up * b.Radius);
float bTransformedRadius = bTransformedCenter.Distance(bTransformedTop);
return a.Camera.IsVisible(new Sphere(bTransformedCenter, bTransformedRadius));
}
private static void TransformSphere(SphereNode sphere, Node destWorld, out Vector3 transformedCenter, out float transformedSquaredRadius)
{
transformedCenter = destWorld.ConvertWorldToLocalPosition(sphere.ReferenceNode.ConvertLocalToWorldPosition(Vector3.ZERO));
Vector3 bTransformedTop = destWorld.ConvertWorldToLocalPosition
(
sphere.ReferenceNode.ConvertWorldToLocalPosition(MathHelper.Up * sphere.Radius)
);
transformedSquaredRadius = bTransformedTop.SquaredDistance(transformedCenter);
}
protected static bool Intersects(SphereNode a, SphereNode b)
{
Vector3 bTransformedCenter;
float bTransformedSquaredRadius;
TransformSphere(b, a.ReferenceNode, out bTransformedCenter, out bTransformedSquaredRadius);
// Remember that `a` sits in the origin of its local space, so the squared distance is the center of `b` - (0, 0, 0).
float squaredDistance = bTransformedCenter.SquaredLength;
return squaredDistance < System.Math.Min(bTransformedSquaredRadius, a.Radius.Squared());
}
public bool Intersects(SphereNode sphere)
{
return PrimitiveNode.Intersects(this, sphere);
}
public bool Intersects(SphereNode sphere)
{
return sphere.Intersects(this);
}