fix tps display

Author: niknal357

src/backend/evaluator/evalSimulator.h

@@ -54,7 +54,7 @@ class EvalSimulator {
 	inline void removeConnection(SimPauseGuard& pauseGuard, EvalConnection connection) {
 		gateSubstituter.removeConnection(pauseGuard, connection);
 	}
-	inline float getAverageTickrate() const {
+	inline double getAverageTickrate() const {
 		return gateSubstituter.getAverageTickrate();
 	}
 private:

src/backend/evaluator/evaluator.h

@@ -93,7 +93,7 @@ class Evaluator {
 	unsigned long long getTickrate() const { return evalConfig.getTargetTickrate(); }
 	void setUseTickrate(bool useTickrate) { evalConfig.setTickrateLimiter(useTickrate); }
 	bool getUseTickrate() const { return evalConfig.isTickrateLimiterEnabled(); }
-	float getRealTickrate() const { return evalSimulator.getAverageTickrate(); }
+	double getRealTickrate() const { return evalSimulator.getAverageTickrate(); }
 	void makeEdit(DifferenceSharedPtr difference, circuit_id_t circuitId);
 	logic_state_t getState(const Address& address);
 	bool getBoolState(const Address& address) {

src/backend/evaluator/gateSubstituter.h

@@ -191,7 +191,7 @@ class GateSubstituter {
 		}
 	}
 
-	inline float getAverageTickrate() const {
+	inline double getAverageTickrate() const {
 		return replacer.getAverageTickrate();
 	}
 

src/backend/evaluator/logicSimulator.cpp

@@ -32,7 +32,7 @@ LogicSimulator::~LogicSimulator() {
 
 void LogicSimulator::clearState() { }
 
-float LogicSimulator::getAverageTickrate() const {
+double LogicSimulator::getAverageTickrate() const {
 	return averageTickrate.load(std::memory_order_acquire);
 }
 
@@ -74,11 +74,11 @@ void LogicSimulator::simulationLoop() {
 					// Calculate current tickrate in Hz (ticks per second)
 					double currentTickrate = 1.0e9 / static_cast<double>(deltaTime.count());
 					double dtSeconds = std::chrono::duration<double>(deltaTime).count();
-					float alpha = 1.0 - std::exp(-dtSeconds * std::log(2.0) / tickrateHalflife);
+					double alpha = 1.0 - std::exp(-dtSeconds * std::log(2.0) / tickrateHalflife);
 
 					// Apply EMA: EMA_new = alpha * current + (1 - alpha) * EMA_old
-					float currentEMA = averageTickrate.load(std::memory_order_acquire);
-					float newEMA = alpha * static_cast<float>(currentTickrate) + (1.0f - alpha) * currentEMA;
+					double currentEMA = averageTickrate.load(std::memory_order_acquire);
+					double newEMA = alpha * currentTickrate + (1.0 - alpha) * currentEMA;
 					averageTickrate.store(newEMA, std::memory_order_release);
 				}
 			} else {

src/backend/evaluator/logicSimulator.h

@@ -29,7 +29,7 @@ friend class SimPauseGuard;
 		std::vector<simulator_id_t>& dirtySimulatorIds);
 	~LogicSimulator();
 	void clearState();
-	float getAverageTickrate() const;
+	double getAverageTickrate() const;
 	void setState(simulator_id_t id, logic_state_t state);
 	void setStates(const std::vector<simulator_id_t>& ids, const std::vector<logic_state_t>& states);
 
@@ -117,8 +117,9 @@ friend class SimPauseGuard;
 	void addOutputDependency(simulator_id_t outputId, simulator_id_t dependentGateId);
 	void removeOutputDependency(simulator_id_t outputId, simulator_id_t dependentGateId);
 
-	std::atomic<float> averageTickrate { 0.0 };
-	float tickrateHalflife { 0.25 };
+	// Use double precision internally to avoid float rounding sticking near 2^23 (~8,388,608)
+	std::atomic<double> averageTickrate { 0.0 };
+	double tickrateHalflife { 0.25 };
 
 	std::vector<simulator_id_t>& dirtySimulatorIds;
 };

src/backend/evaluator/replacer.h

@@ -249,7 +249,7 @@ class Replacer {
 		simulatorOptimizer.removeConnection(pauseGuard, connection);
 	}
 
-	inline float getAverageTickrate() const {
+	inline double getAverageTickrate() const {
 		return simulatorOptimizer.getAverageTickrate();
 	}
 

src/backend/evaluator/simulatorOptimizer.h

@@ -207,7 +207,7 @@ class SimulatorOptimizer {
 		return GateType::NONE;
 	}
 
-	inline float getAverageTickrate() const {
+	inline double getAverageTickrate() const {
 		return simulator.getAverageTickrate();
 	}
 

src/gui/mainWindow/circuitView/circuitViewWidget.cpp

@@ -222,7 +222,7 @@ void CircuitViewWidget::render() {
 	Evaluator* evaluator = circuitView->getEvaluator();
 	std::string tpsText = "Real tps: N/A";
 	if (evaluator) {
-		tpsText = "Real tps: " + std::format("{:.2f}", (double)(evaluator->getRealTickrate()));
+		tpsText = "Real tps: " + std::format("{:.2f}", evaluator->getRealTickrate());
 	}
 	Rml::Element* realTpsDisplay = document->GetElementById("real-tps-display");
 	if (realTpsDisplay) {