pupush

src/td/game/World.cpp

@@ -0,0 +1,31 @@
+#include <td/game/World.h>
+
+#include <td/Constants.h>
+
+#include <limits>
+
+namespace td {
+namespace game {
+
+World::World() : m_WorldStates(std::numeric_limits<StepsType>::max()), m_OffsetTime(0) {}
+
+void World::Tick(float a_Delta) {
+	m_OffsetTime += a_Delta;
+
+	if (GetCursorPos() > m_WorldStates.size()) {
+		if (!m_GameHistory.HasLockStep(GetCursorPos())) {
+			// oupsi
+			return;
+		}
+		WorldState& lastState = m_WorldStates.back();
+		WorldState nextState = lastState.GetNextState(m_GameHistory.GetLockStep(GetCursorPos()));
+		m_WorldStates.push_back(std::move(nextState));
+	}
+}
+
+std::uint16_t World::GetCursorPos() {
+	return (std::uint16_t) m_OffsetTime * TPS;
+}
+
+}  // namespace game
+}  // namespace td