Merge pull request #139 from teamfisk/EditorCopyPaste

Editor copy paste

src/Engine/Core/EntityWrapper.cpp

@@ -51,6 +51,17 @@ EntityWrapper EntityWrapper::FirstParentWithComponent(const std::string& compone
     return EntityWrapper::Invalid;
 }
 
+EntityWrapper EntityWrapper::Clone(EntityWrapper parent /*= Invalid*/)
+{
+    if (!Valid()) {
+        return EntityWrapper::Invalid;
+    }
+
+    EntityWrapper clone = cloneRecursive(*this, EntityWrapper::Invalid);
+    this->World->SetParent(clone.ID, parent.ID);
+    return clone;
+}
+
 bool EntityWrapper::IsChildOf(EntityWrapper potentialParent)
 {
     EntityWrapper entity = *this;
@@ -111,7 +122,7 @@ EntityWrapper EntityWrapper::firstChildByNameRecursive(const std::string& name,
         return EntityWrapper::Invalid;
     }
 
-    auto itPair = this->World->GetChildren(parent);
+    auto itPair = this->World->GetDirectChildren(parent);
     if (itPair.first == itPair.second) {
         return EntityWrapper::Invalid;
     }
@@ -131,3 +142,27 @@ EntityWrapper EntityWrapper::firstChildByNameRecursive(const std::string& name,
     return EntityWrapper::Invalid;
 }
 
+EntityWrapper EntityWrapper::cloneRecursive(EntityWrapper entity, EntityWrapper parent)
+{
+    EntityWrapper clone = EntityWrapper(entity.World, entity.World->CreateEntity(parent.ID));
+    entity.World->SetName(clone.ID, entity.Name());
+
+    // Clone components
+    for (auto& kv : entity.World->GetComponentPools()) {
+        if (kv.second->KnowsEntity(entity.ID)) {
+            ComponentWrapper c1 = kv.second->GetByEntity(entity.ID);
+            ComponentWrapper c2 = entity.World->AttachComponent(clone.ID, kv.first);
+            c1.Copy(c2);
+        }
+    }
+
+    // Clone children
+    auto children = entity.World->GetDirectChildren(entity.ID);
+    for (auto it = children.first; it != children.second; ++it) {
+        EntityWrapper child(entity.World, it->second);
+        cloneRecursive(child, clone);
+    }
+      
+    return clone;
+}
+

src/Engine/Core/World.cpp

@@ -127,7 +127,7 @@ void World::SetParent(EntityID entity, EntityID parent)
     m_EntityChildren.insert(std::make_pair(parent, entity));
 }
 
-const std::pair<std::unordered_multimap<EntityID, EntityID>::const_iterator, std::unordered_multimap<EntityID, EntityID>::const_iterator> World::GetChildren(EntityID entity)
+const std::pair<std::unordered_multimap<EntityID, EntityID>::const_iterator, std::unordered_multimap<EntityID, EntityID>::const_iterator> World::GetDirectChildren(EntityID entity)
 {
     return m_EntityChildren.equal_range(entity);
 }

src/Engine/Editor/EditorGUI.cpp

@@ -598,6 +598,19 @@ bool EditorGUI::OnKeyDown(const Events::KeyDown& e)
         entityImport(m_World);
     }
 
+    if (e.ModCtrl && e.KeyCode == GLFW_KEY_C) {
+        m_CopyTarget = m_CurrentSelection;
+    }
+
+    if (e.ModCtrl && e.KeyCode == GLFW_KEY_V) {
+        if (m_OnEntityPaste != nullptr) {
+            EntityWrapper copy = m_OnEntityPaste(m_CopyTarget, m_CurrentSelection);
+            if (copy != EntityWrapper::Invalid) {
+                SelectEntity(copy);
+            }
+        }
+    }
+
     if (e.KeyCode == GLFW_KEY_DELETE) {
         if (m_CurrentSelection.Valid()) {
             entityDelete(m_CurrentSelection);

src/Engine/Editor/EditorSystem.cpp

@@ -28,6 +28,7 @@ EditorSystem::EditorSystem(SystemParams params, IRenderer* renderer, RenderFrame
     m_EditorGUI->SetEntityDeleteCallback(std::bind(&EditorSystem::OnEntityDelete, this, std::placeholders::_1));
     m_EditorGUI->SetEntityChangeParentCallback(std::bind(&EditorSystem::OnEntityChangeParent, this, std::placeholders::_1, std::placeholders::_2));
     m_EditorGUI->SetEntityChangeNameCallback(std::bind(&EditorSystem::OnEntityChangeName, this, std::placeholders::_1, std::placeholders::_2));
+    m_EditorGUI->SetEntityPasteCallback(std::bind(&EditorSystem::OnEntityPaste, this, std::placeholders::_1, std::placeholders::_2));
     m_EditorGUI->SetComponentAttachCallback(std::bind(&EditorSystem::OnComponentAttach, this, std::placeholders::_1, std::placeholders::_2));
     m_EditorGUI->SetComponentDeleteCallback(std::bind(&EditorSystem::OnComponentDelete, this, std::placeholders::_1, std::placeholders::_2));
     m_EditorGUI->SetWidgetModeCallback(std::bind(&EditorSystem::setWidgetMode, this, std::placeholders::_1));
@@ -160,6 +161,11 @@ void EditorSystem::OnEntityChangeName(EntityWrapper entity, const std::string& n
     }
 }
 
+EntityWrapper EditorSystem::OnEntityPaste(EntityWrapper entityToCopy, EntityWrapper parent)
+{
+    return entityToCopy.Clone(parent);
+}
+
 void EditorSystem::OnComponentAttach(EntityWrapper entity, const std::string& componentType)
 {
     if (entity.Valid()) {

src/Engine/Network/Server.cpp

@@ -186,7 +186,7 @@ void Server::addInputCommandsToPacket(Packet& packet)
 
 void Server::addPlayersToPacket(Packet & packet, EntityID entityID)
 {
-    auto itPair = m_World->GetChildren(entityID);
+    auto itPair = m_World->GetDirectChildren(entityID);
     std::unordered_map<std::string, ComponentPool*> worldComponentPools = m_World->GetComponentPools();
     // Loop through every child
     for (auto it = itPair.first; it != itPair.second; it++) {
@@ -234,7 +234,7 @@ void Server::addPlayersToPacket(Packet & packet, EntityID entityID)
 
 void Server::addChildrenToPacket(Packet & packet, EntityID entityID)
 {
-    auto itPair = m_World->GetChildren(entityID);
+    auto itPair = m_World->GetDirectChildren(entityID);
     std::unordered_map<std::string, ComponentPool*> worldComponentPools = m_World->GetComponentPools();
     // Loop through every child
     for (auto it = itPair.first; it != itPair.second; it++) {

src/Engine/Rendering/CubeMapPass.cpp

@@ -17,6 +17,7 @@ void CubeMapPass::LoadTextures(std::string input)
             m_CubeMapTextures.push_back(img);
         }
         GenerateCubeMapTexture();
+        m_PreviusCubeMapTexture = input;
     }
 }