Ensure we draw entities when in observing mode.

src/world/entities.c

@@ -260,6 +260,22 @@ void doEntities(void)
 	}
 }
 
+void doEntitiesStatic(void)
+{
+	int camMidX, camMidY;
+	
+	camMidX = camera.x + (SCREEN_WIDTH / 2);
+	camMidY = camera.y + (SCREEN_HEIGHT / 2);
+	
+	for (self = world.entityHead.next ; self != NULL ; self = self->next)
+	{
+		if (getDistance(camMidX, camMidY, self->x, self->y) < SCREEN_WIDTH || isObserving())
+		{
+			self->isVisible = 1;
+		}
+	}
+}
+
 void drawEntities(int plane)
 {
 	int x, y, draw, i, t;

src/world/world.c

@@ -353,6 +353,8 @@ static void doWorldObserving(void)
 	
 	cameraTrack(world.entityToTrack);
 	
+	doEntitiesStatic();
+	
 	if (--world.observationTimer == 0)
 	{
 		if (++observationIndex < MAX_ENTS_TO_OBSERVE && world.entitiesToObserve[observationIndex] != NULL)

src/world/world.h

@@ -42,6 +42,7 @@ extern int isSolid(int x, int y);
 extern int isLiquid(int x, int y);
 extern int isWalkable(int x, int y);
 extern void doEntities(void);
+extern void doEntitiesStatic(void);
 extern void doParticles(void);
 extern void doHud(void);
 extern Entity *createEntity(char *typeStr);