Restore the night-vision equipment item.

src/client/draw.qc

@@ -17,11 +17,11 @@
 void
 ClientGame_PreDraw(void) 
 {
-
+	Nightvision_PreFrame();
 }
 
 void
 ClientGame_PostDraw(void)
 {
-
+	Nightvision_PostFrame();
 }

src/client/init.qc

@@ -107,6 +107,9 @@ ClientGame_Init(float apilevel, string enginename, float engineversion)
 	registercommand("enemydown");
 
 	Obituary_Init();
+
+	Sound_Precache("nvg.on");
+	Sound_Precache("nvg.off");
 }
 
 void

src/client/nightvision.qc

@@ -17,21 +17,49 @@
 void
 Nightvision_Toggle(void)
 {
+	player pl = (player)pSeat->m_ePlayer;
+
+	if (!(pl.g_items & ITEM_NIGHTVISION)) {
+		pSeat->m_iNightvision = 0;
+		return;
+	}
+
 	pSeat->m_iNightvision = 1 - pSeat->m_iNightvision;
+
+	if (pSeat->m_iNightvision)
+		Sound_Play(self, CHAN_AUTO, "nvg.on");
+	else
+		Sound_Play(self, CHAN_AUTO, "nvg.off");
 }
 
 void
 Nightvision_PreFrame(void)
 {
+	player pl = (player)pSeat->m_ePlayer;
+
 	if (!pSeat->m_iNightvision)
 		return;
 
-	
+	if (!(pl.g_items & ITEM_NIGHTVISION)) {
+		pSeat->m_iNightvision = 0;
+		return;
+	}
+
+	dynamiclight_add(pSeat->m_vecPredictedOrigin, 768, [1,1,1]);
 }
 
 void
 Nightvision_PostFrame(void)
 {
+	player pl = (player)pSeat->m_ePlayer;
+
 	if (!pSeat->m_iNightvision)
 		return;
+
+	if (!(pl.g_items & ITEM_NIGHTVISION)) {
+		pSeat->m_iNightvision = 0;
+		return;
+	}
+
+	drawpic(video_mins, "fade_modulate", g_hudres, [0,1,0], 1.0f, 0);
 }

zpak001.pk3dir/sound/items_cstrike.sndshd

@@ -12,3 +12,13 @@ buy.ammo
 {
 	sample items/9mmclip1.wav
 }
+
+nvg.on
+{
+	sample items/nvg_on.wav
+}
+
+nvg.off
+{
+	sample items/nvg_off.wav
+}