private void AddCollisions(List <ConvexCollisionMask> collisions, Model3D model, Matrix3D parentMatrix)
{
if (model.Transform != null)
{
parentMatrix = model.Transform.Value * parentMatrix;
}
Model3DGroup models = (model as Model3DGroup);
if (models != null)
{
// The model passed in is actually a group. Recurse
foreach (Model3D m in models.Children)
{
AddCollisions(collisions, m, parentMatrix);
}
}
else
{
CollisionMask collisionMask = null;
GeometryModel3D geometryModel = (model as GeometryModel3D);
if (geometryModel != null)
{
// See if a collision mask is already assosiated with this geometry (will very likely come back null)
collisionMask = World.GetCollisionMask(geometryModel.Geometry);
if (!(collisionMask is NullCollision)) // even nulls will fall into this if statement
{
if (collisionMask == null)
{
// Create a new collision mask
collisionMask = new GeometryCollisionMask3D();
World.SetCollisionMask(geometryModel.Geometry, collisionMask);
}
else if (!(collisionMask is ConvexCollisionMask))
{
throw new InvalidOperationException("The GeometryModel3D already has a non Convex CollisionMaskMask attached.");
}
}
}
if (collisionMask != null)
{
collisionMask.Initialise(this.World);
collisions.Add(new ConvextCollisionModifier((ConvexCollisionMask)collisionMask, parentMatrix)); // why is a convex collision modifier needed? what's wrong with the convex collision mask?
}
}
}
private void AddCollisions(List<ConvexCollisionMask> collisions, Model3D model, Matrix3D parentMatrix)
{
if (model.Transform != null)
{
parentMatrix = model.Transform.Value * parentMatrix;
}
Model3DGroup models = (model as Model3DGroup);
if (models != null)
{
// The model passed in is actually a group. Recurse
foreach (Model3D m in models.Children)
{
AddCollisions(collisions, m, parentMatrix);
}
}
else
{
CollisionMask collisionMask = null;
GeometryModel3D geometryModel = (model as GeometryModel3D);
if (geometryModel != null)
{
// See if a collision mask is already assosiated with this geometry (will very likely come back null)
collisionMask = World.GetCollisionMask(geometryModel.Geometry);
if (!(collisionMask is NullCollision)) // even nulls will fall into this if statement
{
if (collisionMask == null)
{
// Create a new collision mask
collisionMask = new GeometryCollisionMask3D();
World.SetCollisionMask(geometryModel.Geometry, collisionMask);
}
else if (!(collisionMask is ConvexCollisionMask))
{
throw new InvalidOperationException("The GeometryModel3D already has a non Convex CollisionMaskMask attached.");
}
}
}
if (collisionMask != null)
{
collisionMask.Initialise(this.World);
collisions.Add(new ConvextCollisionModifier((ConvexCollisionMask)collisionMask, parentMatrix)); // why is a convex collision modifier needed? what's wrong with the convex collision mask?
}
}
}
