Containers New Features

Containers/outdated/public/Timeline.h

@@ -0,0 +1,97 @@
+#pragma once
+
+#include "Array.h"
+
+namespace tp {
+	extern ModuleManifest gModuleContainer;
+
+	template <typename Type, bool DEBUG = true>
+	class TimeLine {
+		tp::Array<Type> mMem;
+		tp::halni mStart = 0;
+		tp::halni mLoad = 0;
+
+	public:
+		TimeLine(tp::halni aNSnapshots) {
+			MODULE_SANITY_CHECK(gModuleContainer);
+			mMem.reserve(aNSnapshots);
+		}
+
+		Type* operator[](tp::halni aIdx) const {
+			assert(aIdx < mLoad);
+			auto const idx = mStart + aIdx;
+			if (idx >= mMem.length()) {
+				idx -= mMem.length();
+			}
+			return &mMem[idx];
+		}
+
+		void add(const Type& val) {
+			auto const len = mMem.length() - 1;
+			if (mLoad == len) {
+				if (mStart == len) {
+					mStart = 0;
+				}
+				mMem[mStart] = val;
+				mStart++;
+			}
+			else {
+				mMem[mLoad] = val;
+				mLoad++;
+			}
+		}
+
+		Type* left() {
+			return &mMem[mStart];
+		}
+
+		Type* right() {
+			if (mLoad == mMem.length() - 1) {
+				return &mMem[0];
+			}
+			return NULL;
+		}
+
+		const Type* left() const {
+			return &mMem[mStart];
+		}
+
+		const Type* right() const {
+			if (mLoad == mMem.length() - 1) {
+				return &mMem[0];
+			}
+			return NULL;
+		}
+
+		tp::halni leftLen() const {
+			if (mLoad == mMem.length() - 1) {
+				return mMem.length() - (mStart + 1);
+			}
+			return mLoad + 1;
+		}
+
+		tp::halni rightLen() const {
+			if (mLoad == mMem.length() - 1) {
+				return mStart + 1;
+			}
+			return 0;
+		}
+	};
+
+	template <typename Type>
+	class TimeLine<Type, false> {
+	public:
+		TimeLine(tp::halni dummy) {}
+		Type* operator[](tp::halni aIdx) const { return NULL; }
+		void add(const Type& val) {}
+		Type* left() { return NULL; }
+		Type* right() { return NULL; }
+		const Type* left() const { return NULL;	}
+		const Type* right() const { return NULL; }
+		tp::halni leftLen() const { return NULL; }
+		tp::halni rightLen() const { return NULL;	}
+	};
+
+	template <typename Type>
+	using DebugTimeline = TimeLine<Type, ENV_BUILD_DEBUG_VAR>;
+};