public ConvexHullColliderShape(IReadOnlyList <Vector3> points, IEnumerable <uint> indices)
{
Type = ColliderShapeTypes.ConvexHull;
Is2D = false;
InternalShape = new BulletSharp.ConvexHullShape(points);
if (!PhysicsEngine.Singleton.CreateDebugPrimitives)
{
return;
}
var verts = new VertexPositionNormalTexture[points.Count];
for (var i = 0; i < points.Count; i++)
{
verts[i].Position = points[i];
verts[i].TextureCoordinate = Vector2.Zero;
verts[i].Normal = Vector3.Zero;
}
var intIndices = indices.Select(x => (int)x).ToArray();
var meshData = new GeometricMeshData <VertexPositionNormalTexture>(verts, intIndices, false);
DebugPrimitive = new GeometricPrimitive(PhysicsEngine.Singleton.DebugGraphicsDevice, meshData);
DebugPrimitiveScaling = Matrix.Scaling(new Vector3(1, 1, 1) * 1.01f);
}
public ConvexHullColliderShape(IReadOnlyList <Vector3> points, IReadOnlyList <uint> indices, Vector3 scaling)
{
Type = ColliderShapeTypes.ConvexHull;
Is2D = false;
InternalShape = new BulletSharp.ConvexHullShape(points);
DebugPrimitiveMatrix = Matrix.Scaling(new Vector3(1, 1, 1) * 1.01f);
Scaling = scaling;
pointsList = points;
indicesList = indices;
}
public ConvexHullColliderShape(IReadOnlyList<Vector3> points, IReadOnlyList<uint> indices, Vector3 scaling)
{
Type = ColliderShapeTypes.ConvexHull;
Is2D = false;
InternalShape = new BulletSharp.ConvexHullShape(points);
DebugPrimitiveMatrix = Matrix.Scaling(new Vector3(1, 1, 1) * 1.01f);
Scaling = scaling;
pointsList = points;
indicesList = indices;
}
public ConvexHullColliderShape(IReadOnlyList <Vector3> points, IReadOnlyList <uint> indices, Vector3 scaling)
{
Type = ColliderShapeTypes.ConvexHull;
Is2D = false;
cachedScaling = scaling;
pointsList = points;
indicesList = indices;
InternalShape = new BulletSharp.ConvexHullShape(PointsAsBullet())
{
LocalScaling = cachedScaling,
};
DebugPrimitiveMatrix = Matrix.Scaling(Vector3.One * DebugScaling);
}
/// <summary>
/// Create the collision convext hull.
/// </summary>
/// <param name="points">Points to create convex hull from.</param>
public CollisionConvexHull(Vector3[] points)
{
// convert to bullet vectors and create the shape
BulletSharp.Math.Vector3[] bvectors = ToBullet.Vectors(points);
_shape = new BulletSharp.ConvexHullShape(bvectors);
}
