Collision with everything omfg

This commit is contained in:
Adam
2014-03-13 02:56:29 +01:00
parent 41e0c7b07a
commit 76da942fdb
6 changed files with 58 additions and 21 deletions
+41 -14
View File
@@ -13,46 +13,73 @@ void Systems::CollisionSystem::UpdateEntity(double dt, EntityID entity, EntityID
transform->Position[2] += parentTransform->Position[2];
}
LOG_INFO("Updating entity %i with parent %i", entity, parent);
auto entities = m_World->GetEntities();
for (auto pair : *entities) {
EntityID entity2 = pair.first;
EntityID parent2 = pair.second;
// Check if entity2 is a child of entity
/*auto currentParent = parent;
bool childOfEntity2 = false;
while (currentParent != 0) {
if (currentParent == entity2) {
childOfEntity2 = true;
break;
}
currentParent = entities[currentParent];
}
if (childOfEntity2)
continue;*/
// Check if we're the parent to entity2
//pair.first, pair.second;
if(entity == entity2)
break;
Intersects(entity, entity2);
}
}
bool Systems::CollisionSystem::Intersects(EntityID aEntity, EntityID bEntity)
void Systems::CollisionSystem::Intersects(EntityID aEntity, EntityID bEntity)
{
auto aTransform = m_World->GetComponent<Components::Transform>(aEntity, "Transform");
if(aTransform == nullptr)
return false;
return;
auto bTransform = m_World->GetComponent<Components::Transform>(bEntity, "Transform");
if(bTransform == nullptr)
return false;
return;
auto aCollisionComponent = m_World->GetComponent<Components::Collision>(aEntity, "Collision");
if(aCollisionComponent == nullptr)
return false;
return;
auto bCollisionComponent = m_World->GetComponent<Components::Collision>(bEntity, "Collision");
if(bCollisionComponent == nullptr)
return false;
aCollisionComponent->CollidingEntities.clear();
bCollisionComponent->CollidingEntities.clear();
return;
auto aBounds = m_World->GetComponent<Components::Bounds>(aEntity, "Bounds");
auto bBounds = m_World->GetComponent<Components::Bounds>(bEntity, "Bounds");
glm::vec3 aMax = aTransform->Position + aBounds->Origin + aBounds->VolumeVector;
glm::vec3 aMin = aTransform->Position + aBounds->Origin - aBounds->VolumeVector;
glm::vec3 bMax = bTransform->Position + bBounds->Origin + bBounds->VolumeVector;
glm::vec3 bMin = bTransform->Position + bBounds->Origin - bBounds->VolumeVector;
glm::vec3 aPos = aTransform->Position + (aBounds->Origin * aTransform->Scale);
glm::vec3 bPos = bTransform->Position + (bBounds->Origin * bTransform->Scale);
glm::vec3 aMax = aPos + aBounds->VolumeVector * aTransform->Scale;
glm::vec3 aMin = aPos - aBounds->VolumeVector * aTransform->Scale;
glm::vec3 bMax = bPos + bBounds->VolumeVector * bTransform->Scale;
glm::vec3 bMin = bPos - bBounds->VolumeVector * bTransform->Scale;
if (aMin.x <= bMax.x && bMin.x <= aMax.x) {
if (aMin.y <= bMax.y && bMin.y <= aMax.y) {
if (aMin.z <= bMax.z && bMin.z <= aMax.z) {
aCollisionComponent->CollidingEntities.push_back(aEntity);
bCollisionComponent->CollidingEntities.push_back(bEntity);
return true;
return;
}
}
}
return false;
}
void Systems::CollisionSystem::CreateBoundingBox(std::shared_ptr<Components::Bounds> bounds)