fix resume simulation/reload in the middle of subframe debugging (#330)

src/gui/game/GameController.h

@@ -1,4 +1,4 @@
- #ifndef GAMECONTROLLER_H
+#ifndef GAMECONTROLLER_H
 #define GAMECONTROLLER_H
 
 #include <queue>

src/gui/game/GameModel.cpp

@@ -843,6 +843,13 @@ void GameModel::SetUser(User user)
 
 void GameModel::SetPaused(bool pauseState)
 {
+	if(!pauseState && sim->debug_currentParticle > 0)
+	{
+		sim->UpdateParticles(sim->debug_currentParticle, NPART);
+		sim->AfterSim();
+		sim->debug_currentParticle = 0;
+	}
+
 	sim->sys_pause = pauseState?1:0;
 	notifyPausedChanged();
 }

src/simulation/Simulation.cpp

@@ -1902,6 +1902,7 @@ void Simulation::create_arc(int sx, int sy, int dx, int dy, int midpoints, int v
 
 void Simulation::clear_sim(void)
 {
+	debug_currentParticle = 0;
 	emp_decor = 0;
 	emp_trigger_count = 0;
 	signs.clear();