///////////////////////// MeshStorage::add //////////////////////////////////
void MeshComponentStorage::add(EntityId entity, Bound3 const &bound, Mesh const *mesh, Material const *material, int flags)
{
size_t index = 0;
if (flags & MeshComponent::Static)
{
index = insert(entity);
if (index > m_staticpartition)
{
for_each(m_data, [=](auto &v) { swap(v[index], v[m_staticpartition]); });
swap(m_index[data<0>(index).index()], m_index[entity.index()]);
index = m_staticpartition;
}
m_staticpartition += 1;
}
else
{
index = append(entity);
}
set_entity(index, entity);
set_flags(index, flags);
set_bound(index, bound);
set_mesh(index, mesh);
set_material(index, material);
if (flags & MeshComponent::Static)
{
m_tree.insert(MeshIndex{ index, this });
}
}
///////////////////////// MeshStorage::remove ///////////////////////////////
void MeshComponentStorage::remove(EntityId entity)
{
auto index = m_index[entity.index()];
if (index < m_staticpartition)
{
m_tree.remove(MeshIndex{ index, this });
for_each(m_data, [=](auto &v) { v[index] = {}; });
m_freeslots.push_back(index);
}
else
{
for_each(m_data, [=](auto &v) { swap(v[index], v[v.size()-1]); });
for_each(m_data, [](auto &v) { v.resize(v.size()-1); });
m_index[data<0>(index).index()] = index;
}
m_index[entity.index()] = 0;
}
