PARTICLEDEBUG define which turns on some particle debugging key shortcuts

Also fix particle updating bug

src/gui/game/GameController.cpp

@@ -882,7 +882,9 @@ void GameController::Update()
 		gameView->SetSample(gameModel->GetSimulation()->GetSample(pos.X, pos.Y));
 
 	Simulation * sim = gameModel->GetSimulation();
-	sim->Update();
+	sim->UpdateSim();
+	if (!sim->sys_pause || sim->framerender)
+		sim->UpdateParticles(0, NPART);
 
 	//if either STKM or STK2 isn't out, reset it's selected element. Defaults to PT_DUST unless right selected is something else
 	//This won't run if the stickmen dies in a frame, since it respawns instantly
@@ -1413,6 +1415,51 @@ void GameController::ReloadSim()
 	}
 }
 
+#ifdef PARTICLEDEBUG
+void GameController::ParticleDebug(int mode, int x, int y)
+{
+	Simulation *sim = gameModel->GetSimulation();
+	int debug_currentParticle = sim->debug_currentParticle;
+	int i;
+	std::stringstream logmessage;
+
+	if (mode == 0)
+	{
+		if (!sim->NUM_PARTS)
+			return;
+		i = debug_currentParticle;
+		while (i < NPART && !sim->parts[i].type)
+			i++;
+		if (i == NPART)
+			logmessage << "End of particles reached, updated sim";
+		else
+			logmessage << "Updated particle #" << i;
+	}
+	else if (mode == 1)
+	{
+		if (x < 0 || x >= XRES || y < 0 || y >= YRES || !(i = (sim->pmap[y][x]>>8)) || i < debug_currentParticle)
+		{
+			i = NPART;
+			logmessage << "Updated particles from #" << debug_currentParticle << " to end, updated sim";
+		}
+		else
+			logmessage << "Updated particles #" << debug_currentParticle << " through #" << i;
+	}
+	gameModel->Log(logmessage.str());
+
+	sim->UpdateParticles(debug_currentParticle, i);
+	if (i < NPART-1)
+		sim->debug_currentParticle = i+1;
+	else
+	{
+		sim->framerender = 1;
+		sim->UpdateSim();
+		sim->framerender = 0;
+		sim->debug_currentParticle = 0;
+	}
+}
+#endif
+
 std::string GameController::ElementResolve(int type, int ctype)
 {
 	if(gameModel && gameModel->GetSimulation())

src/gui/game/GameController.h

@@ -132,6 +132,9 @@ public:
 	void PlaceSave(ui::Point position);
 	void ClearSim();
 	void ReloadSim();
+#ifdef PARTICLEDEBUG
+	void ParticleDebug(int mode, int x, int y);
+#endif
 	void Vote(int direction);
 	void ChangeBrush();
 	void ShowConsole();

src/gui/game/GameView.cpp

@@ -1412,7 +1412,21 @@ void GameView::OnKeyPress(int key, Uint16 character, bool shift, bool ctrl, bool
 		c->OpenElementSearch();
 		break;
 	case 'f':
+#ifdef PARTICLEDEBUG
+		if (ctrl)
+		{
+			c->ParticleDebug(0, 0, 0);
+		}
+		else if (shift)
+		{
+			ui::Point mouse = c->PointTranslate(currentMouse);
+			c->ParticleDebug(1, mouse.X, mouse.Y);
+		}
+		else
 			c->FrameStep();
+#else
+		c->FrameStep();
+#endif
 		break;
 	case 'g':
 		if (ctrl)

src/simulation/Simulation.cpp

@@ -3234,7 +3234,7 @@ void Simulation::UpdateParticles(int start, int end)
 	bool transitionOccurred;
 
 	//the main particle loop function, goes over all particles.
-	for (i = start; i <= end; i++)
+	for (i = start; i <= end && i <= parts_lastActiveIndex; i++)
 		if (parts[i].type)
 		{
 			t = parts[i].type;
@@ -4393,6 +4393,10 @@ killed:
 movedone:
 			continue;
 		}
+
+	//'f' was pressed (single frame)
+	if (framerender)
+		framerender--;
 }
 
 int Simulation::GetParticleType(std::string type)
@@ -4580,8 +4584,8 @@ void Simulation::CheckStacking()
 	}
 }
 
-//updates pmap, gol, and some other simulation stuff (then calls UpdateParticles)
+//updates pmap, gol, and some other simulation stuff (but not particles)
-void Simulation::Update()
+void Simulation::UpdateSim()
 {
 	int i, x, y, t;
 	int lastPartUsed = 0;
@@ -4706,8 +4710,9 @@ void Simulation::Update()
 		else parts[lastPartUnused].life = parts_lastActiveIndex+1;
 	}
 	parts_lastActiveIndex = lastPartUsed;
-	if (!sys_pause||framerender)
+	if  (!sys_pause || framerender)
 	{
+		// decrease wall conduction, make walls block air and ambient heat
 		for (y=0; y<YRES/CELL; y++)
 		{
 			for (x=0; x<XRES/CELL; x++)
@@ -4718,16 +4723,15 @@ void Simulation::Update()
 				air->bmap_blockairh[y][x] = (bmap[y][x]==WL_WALL || bmap[y][x]==WL_WALLELEC || bmap[y][x]==WL_BLOCKAIR || bmap[y][x]==WL_GRAV || (bmap[y][x]==WL_EWALL && !emap[y][x])) ? 0x8:0;
 			}
 		}
-	}
 
-	if (!sys_pause||framerender)
+		// check for stacking and create BHOL if found
-	{
 		if (force_stacking_check || (rand()%10)==0)
 		{
 			CheckStacking();
 		}
 
-		if (elementCount[PT_LOVE] > 0 || elementCount[PT_LOLZ] > 0) //LOVE and LOLZ element handling
+		// LOVE and LOLZ element handling
+		if (elementCount[PT_LOVE] > 0 || elementCount[PT_LOLZ] > 0)
 		{
 			int nx, nnx, ny, nny, r, rt;
 			for (ny=0; ny<YRES-4; ny++)
@@ -4796,7 +4800,7 @@ void Simulation::Update()
 			}
 		}
 
-		//wire!
+		// make WIRE work
 		if(elementCount[PT_WIRE] > 0)
 		{
 			for (int nx = 0; nx < XRES; nx++)
@@ -4812,6 +4816,7 @@ void Simulation::Update()
 			}
 		}
 
+		// update PPIP tmp?
 		if (Element_PPIP::ppip_changed)
 		{
 			for (i=0; i<=parts_lastActiveIndex; i++)
@@ -4825,13 +4830,15 @@ void Simulation::Update()
 			Element_PPIP::ppip_changed = 0;
 		}
 
-		//game of life!
+		// Simulate GoL
-		if (elementCount[PT_LIFE]>0 && ++CGOL>=GSPEED)//GSPEED is frames per generation
+		// GSPEED is frames per generation
+		if (elementCount[PT_LIFE]>0 && ++CGOL>=GSPEED)
 		{
 			SimulateGoL();
 		}
 
-		if (ISWIRE>0)//wifi channel reseting
+		// wifi channel reseting
+		if (ISWIRE>0)
 		{
 			for (int q = 0; q < (int)(MAX_TEMP-73.15f)/100+2; q++)
 			{
@@ -4841,16 +4848,14 @@ void Simulation::Update()
 			ISWIRE--;
 		}
 
+		// spawn STKM and STK2
 		if (!player.spwn && player.spawnID >= 0)
 			create_part(-1, (int)parts[player.spawnID].x, (int)parts[player.spawnID].y, PT_STKM);
 		else if (!player2.spwn && player2.spawnID >= 0)
 			create_part(-1, (int)parts[player2.spawnID].x, (int)parts[player2.spawnID].y, PT_STKM2);
 
-		UpdateParticles(0, parts_lastActiveIndex);
+		// particle update happens right after this function (called separately)
 	}
-
-	if(framerender)
-		framerender--;
 }
 
 Simulation::~Simulation()
@@ -4865,6 +4870,7 @@ Simulation::~Simulation()
 Simulation::Simulation():
 	replaceModeSelected(0),
 	replaceModeFlags(0),
+	debug_currentParticle(0),
 	ISWIRE(0),
 	force_stacking_check(0),
 	emp_decor(0),

src/simulation/Simulation.h

@@ -53,6 +53,7 @@ public:
 	int replaceModeFlags;
 
 	char can_move[PT_NUM][PT_NUM];
+	int debug_currentParticle;
 	int parts_lastActiveIndex;
 	int pfree;
 	int NUM_PARTS;
@@ -154,7 +155,7 @@ public:
 	void UpdateParticles(int start, int end);
 	void SimulateGoL();
 	void CheckStacking();
-	void Update();
+	void UpdateSim();
 	void rotate_area(int area_x, int area_y, int area_w, int area_h, int invert);
 	void clear_area(int area_x, int area_y, int area_w, int area_h);