- replaced all code that changed a sector's light level with a setter function.

SVN r1762 (trunk)

src/g_shared/a_lightning.cpp

@@ -92,7 +92,7 @@ void DLightningThinker::LightningFlash ()
 				if (LightningLightLevels[numsectors+(j>>3)] & (1<<(j&7)) &&
 					LightningLightLevels[j] < tempSec->lightlevel-4)
 				{
-					tempSec->lightlevel -= 4;
+					tempSec->ChangeLightLevel(-4);
 				}
 			}
 		}					
@@ -103,7 +103,7 @@ void DLightningThinker::LightningFlash ()
 			{
 				if (LightningLightLevels[numsectors+(j>>3)] & (1<<(j&7)))
 				{
-					tempSec->lightlevel = LightningLightLevels[j];
+					tempSec->SetLightLevel(LightningLightLevels[j]);
 				}
 			}
 			memset (&LightningLightLevels[numsectors], 0, (numsectors+7)/8);
@@ -128,19 +128,19 @@ void DLightningThinker::LightningFlash ()
 			LightningLightLevels[numsectors+(j>>3)] |= 1<<(j&7);
 			if (special == Light_IndoorLightning1)
 			{
-				tempSec->lightlevel = MIN<int> (tempSec->lightlevel+64, flashLight);
+				tempSec->SetLightLevel(MIN<int> (tempSec->lightlevel+64, flashLight));
 			}
 			else if (special == Light_IndoorLightning2)
 			{
-				tempSec->lightlevel = MIN<int> (tempSec->lightlevel+32, flashLight);
+				tempSec->SetLightLevel(MIN<int> (tempSec->lightlevel+32, flashLight));
 			}
 			else
 			{
-				tempSec->lightlevel = flashLight;
+				tempSec->SetLightLevel(flashLight);
 			}
 			if (tempSec->lightlevel < LightningLightLevels[j])
 			{
-				tempSec->lightlevel = LightningLightLevels[j];
+				tempSec->SetLightLevel(LightningLightLevels[j]);
 			}
 		}
 	}

src/g_strife/a_thingstoblowup.cpp

@@ -90,7 +90,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_LightGoesOut)
 	vertex_t *spot;
 	fixed_t newheight;
 
-	sec->lightlevel = 0;
+	sec->SetLightLevel(0);
 
 	newheight = sec->FindLowestFloorSurrounding (&spot);
 	sec->floorplane.d = sec->floorplane.PointToDist (spot, newheight);

src/p_lights.cpp

@@ -81,9 +81,9 @@ void DFireFlicker::Tick ()
 
 		// [RH] Shouldn't this be (m_MaxLight - amount < m_MinLight)?
 		if (m_Sector->lightlevel - amount < m_MinLight)
-			m_Sector->lightlevel = m_MinLight;
+			m_Sector->SetLightLevel(m_MinLight);
 		else
-			m_Sector->lightlevel = m_MaxLight - amount;
+			m_Sector->SetLightLevel(m_MaxLight - amount);
 
 		m_Count = 4;
 	}
@@ -132,12 +132,12 @@ void DFlicker::Tick ()
 	}
 	else if (m_Sector->lightlevel == m_MaxLight)
 	{
-		m_Sector->lightlevel = m_MinLight;
+		m_Sector->SetLightLevel(m_MinLight);
 		m_Count = (pr_flicker()&7)+1;
 	}
 	else
 	{
-		m_Sector->lightlevel = m_MaxLight;
+		m_Sector->SetLightLevel(m_MaxLight);
 		m_Count = (pr_flicker()&31)+1;
 	}
 }
@@ -189,12 +189,12 @@ void DLightFlash::Tick ()
 	{
 		if (m_Sector->lightlevel == m_MaxLight)
 		{
-			m_Sector->lightlevel = m_MinLight;
+			m_Sector->SetLightLevel(m_MinLight);
 			m_Count = (pr_lightflash() & m_MinTime) + 1;
 		}
 		else
 		{
-			m_Sector->lightlevel = m_MaxLight;
+			m_Sector->SetLightLevel(m_MaxLight);
 			m_Count = (pr_lightflash() & m_MaxTime) + 1;
 		}
 	}
@@ -251,12 +251,12 @@ void DStrobe::Tick ()
 	{
 		if (m_Sector->lightlevel == m_MinLight)
 		{
-			m_Sector->lightlevel = m_MaxLight;
+			m_Sector->SetLightLevel(m_MaxLight);
 			m_Count = m_BrightTime;
 		}
 		else
 		{
-			m_Sector->lightlevel = m_MinLight;
+			m_Sector->SetLightLevel(m_MinLight);
 			m_Count = m_DarkTime;
 		}
 	}
@@ -353,7 +353,7 @@ void EV_TurnTagLightsOff (int tag)
 			if (tsec->lightlevel < min)
 				min = tsec->lightlevel;
 		}
-		sector->lightlevel = min;
+		sector->SetLightLevel(min);
 	}
 }
 
@@ -390,7 +390,7 @@ void EV_LightTurnOn (int tag, int bright)
 					bright = temp->lightlevel;
 			}
 		}
-		sector->lightlevel = clamp (bright, 0, 255);
+		sector->SetLightLevel(bright);
 	}
 }
 
@@ -433,7 +433,7 @@ void EV_LightTurnOnPartway (int tag, fixed_t frac)
 				}
 			}
 		}
-		sector->lightlevel = (BYTE)DMulScale16 (frac, bright, FRACUNIT-frac, min);
+		sector->SetLightLevel(DMulScale16 (frac, bright, FRACUNIT-frac, min));
 	}
 }
 
@@ -450,7 +450,7 @@ void EV_LightChange (int tag, int value)
 	while ((secnum = P_FindSectorFromTag (tag, secnum)) >= 0)
 	{
 		int newlight = sectors[secnum].lightlevel + value;
-		sectors[secnum].lightlevel = clamp (newlight, 0, 255);
+		sectors[secnum].SetLightLevel(newlight);
 	}
 }
 
@@ -496,7 +496,7 @@ void DGlow::Tick ()
 		}
 		break;
 	}
-	m_Sector->lightlevel = newlight;
+	m_Sector->SetLightLevel(newlight);
 }
 
 
@@ -530,7 +530,7 @@ void DGlow2::Tick ()
 	{
 		if (m_OneShot)
 		{
-			m_Sector->lightlevel = m_End;
+			m_Sector->SetLightLevel(m_End);
 			Destroy ();
 			return;
 		}
@@ -543,7 +543,7 @@ void DGlow2::Tick ()
 		}
 	}
 
-	m_Sector->lightlevel = ((m_End - m_Start) * m_Tics) / m_MaxTics + m_Start;
+	m_Sector->SetLightLevel(((m_End - m_Start) * m_Tics) / m_MaxTics + m_Start);
 }
 
 DGlow2::DGlow2 (sector_t *sector, int start, int end, int tics, bool oneshot)
@@ -597,7 +597,7 @@ void EV_StartLightFading (int tag, int value, int tics)
 
 		if (tics <= 0)
 		{
-			sec->lightlevel = value;
+			sec->SetLightLevel(value);
 		}
 		else
 		{
@@ -631,12 +631,12 @@ void DPhased::Tick ()
 	const int steps = 12;
 
 	if (m_Phase < steps)
-		m_Sector->lightlevel = ((255 - m_BaseLevel) * m_Phase) / steps + m_BaseLevel;
+		m_Sector->SetLightLevel( ((255 - m_BaseLevel) * m_Phase) / steps + m_BaseLevel);
 	else if (m_Phase < 2*steps)
-		m_Sector->lightlevel = ((255 - m_BaseLevel) * (2*steps - m_Phase - 1) / steps
-								+ m_BaseLevel);
+		m_Sector->SetLightLevel( ((255 - m_BaseLevel) * (2*steps - m_Phase - 1) / steps
+								+ m_BaseLevel));
 	else
-		m_Sector->lightlevel = m_BaseLevel;
+		m_Sector->SetLightLevel(m_BaseLevel);
 
 	if (m_Phase == 0)
 		m_Phase = 63;

src/r_defs.h

@@ -590,6 +590,21 @@ struct sector_t
 		return (MoreFlags & SECF_IGNOREHEIGHTSEC)? NULL : heightsec;
 	}
 
+	void ChangeLightLevel(int newval)
+	{
+		lightlevel = (BYTE)clamp(lightlevel + newval, 0, 255);
+	}
+
+	void SetLightLevel(int newval)
+	{
+		lightlevel = (BYTE)clamp(newval, 0, 255);
+	}
+
+	int GetLightLevel() const
+	{
+		return lightlevel;
+	}
+
 
 	// Member variables
 	fixed_t		CenterFloor () const { return floorplane.ZatPoint (soundorg[0], soundorg[1]); }