Setup ecs-memory-efficient

1 files changed, 21 insertions, 0 deletions

diff --git a/mwe/ecs-memory-efficient/src/ComponentManager.cpp b/mwe/ecs-memory-efficient/src/ComponentManager.cpp
new file mode 100644
index 0000000..16cc2b6
--- /dev/null
+++ b/mwe/ecs-memory-efficient/src/ComponentManager.cpp
@@ -0,0 +1,21 @@
+#include "ComponentManager.h"
+
+ComponentManager ComponentManager::mInstance;
+
+ComponentManager& ComponentManager::GetInstance() {
+	return mInstance;
+}
+
+ComponentManager::ComponentManager() {}
+
+void ComponentManager::DeleteAllComponentsOfId(std::uint32_t id) {
+    for(auto& [type, componentArray] : mComponents) {	//Loop through all the types (in the unordered_map<>)
+        if (id < componentArray.size()) {	//Make sure that the id (that we are looking for) is within the boundaries of the vector<>
+            componentArray[id].clear();	//Clear the components at this specific id
+        }
+    }
+}
+
+void ComponentManager::DeleteAllComponents() {
+	mComponents.clear();	//Clear the whole unordered_map<>
+}