void CollisionSystem::update(entityx::EntityManager& entities, entityx::EventManager& events, float dt)
{
mTestedMap.clear();
for(auto a : entities.entities_with_components<CNode, CCollider>())
{
auto nodeA = a.component<CNode>();
auto colliderA = a.component<CCollider>();
auto transformA = nodeA->getWorldTransform();
if(nodeA->active)
{
for(auto b : entities.entities_with_components<CNode, CCollider>())
{
auto nodeB = b.component<CNode>();
auto colliderB = b.component<CCollider>();
auto transformB = nodeB->getWorldTransform();
if(nodeB->active && a != b)
{
//If this pair hasn't been tested.
if(mTestedMap[a].count(b) == 0)
{
if(colliderA->getAlignedBounds(transformA).intersects(colliderB->getAlignedBounds(transformB)))
{
if(intersects(colliderA->getVerts(transformA), colliderB->getVerts(transformB)))
{
if(colliderA->colliders.count(b) == 0 || colliderB->colliders.count(a) == 0)
{
colliderA->colliders.emplace(b);
colliderB->colliders.emplace(a);
};
}
else
{
colliderA->colliders.erase(b);
colliderB->colliders.erase(a);
}
}
else
{
colliderA->colliders.erase(b);
colliderB->colliders.erase(a);
}
mTestedMap[a].emplace(b);
mTestedMap[b].emplace(a);
}
}
}
}
}
}
void plDrawableSpans::calcBounds() {
for (size_t i=0; i<fIcicles.getSize(); i++) {
hsTArray<plGBufferVertex> verts = getVerts(fIcicles[i]);
hsBounds3Ext loc;
hsBounds3Ext world;
world.setFlags(hsBounds3Ext::kAxisAligned);
for (size_t j = 0; j < verts.getSize(); j++) {
loc += verts[j].fPos;
world += fIcicles[i]->getLocalToWorld().multPoint(verts[j].fPos);
}
loc.unalign();
fIcicles[i]->setLocalBounds(loc);
fIcicles[i]->setWorldBounds(world);
if (i == 0)
fWorldBounds = world;
else
fWorldBounds += world;
}
fWorldBounds.setFlags(hsBounds3Ext::kAxisAligned);
fLocalBounds.setMins(fWorldBounds.getMins());
fLocalBounds.setMaxs(fWorldBounds.getMaxs());
fLocalBounds.unalign();
}
