Entitas.Context.Context C# (CSharp) Method

        public Context(int totalComponents,
                    int startCreationIndex,
                    ContextInfo contextInfo)
        {
            _totalComponents = totalComponents;
            _creationIndex = startCreationIndex;

            if(contextInfo != null) {
                _contextInfo = contextInfo;

                if(contextInfo.componentNames.Length != totalComponents) {
                    throw new ContextInfoException(this, contextInfo);
                }
            } else {

                // If Contexts.CreateContext() was used to create the context,
                // we will never end up here.
                // This is a fallback when the context is created manually.

                var componentNames = new string[totalComponents];
                const string prefix = "Index ";
                for (int i = 0; i < componentNames.Length; i++) {
                    componentNames[i] = prefix + i;
                }
                _contextInfo = new ContextInfo(
                    "Unnamed Context", componentNames, null
                );
            }

            _groupsForIndex = new List<Group>[totalComponents];
            _componentPools = new Stack<IComponent>[totalComponents];
            _entityIndices = new Dictionary<string, IEntityIndex>();

            // Cache delegates to avoid gc allocations
            _cachedEntityChanged = updateGroupsComponentAddedOrRemoved;
            _cachedComponentReplaced = updateGroupsComponentReplaced;
            _cachedEntityReleased = onEntityReleased;
        }