From 82b933d0581646ab85554a527737d827267352cb Mon Sep 17 00:00:00 2001
From: Sabian Roberts <31491602+sabianroberts@users.noreply.github.com>
Date: Wed, 23 Oct 2024 20:56:40 +0100
Subject: [PATCH] Gauss seconday spin up sound

---
 cl_dll/ev_hldm.cpp | 35 +++++++++++++++++++++++++++++++++++
 dlls/gauss.cpp     |  1 +
 2 files changed, 36 insertions(+)

diff --git a/cl_dll/ev_hldm.cpp b/cl_dll/ev_hldm.cpp
index ecfeee24..d73a5fbe 100644
--- a/cl_dll/ev_hldm.cpp
+++ b/cl_dll/ev_hldm.cpp
@@ -57,6 +57,8 @@
 #include "op4_weapons/CDisplacer.h"
 #include "op4_weapons/CM249.h"
 #include "op4_weapons/CPenguin.h"
+#include <thread>
+#include <chrono>
 
 extern engine_studio_api_t IEngineStudio;
 
@@ -98,6 +100,7 @@ void EV_FireMP5( struct event_args_s *args  );
 void EV_FireMP52( struct event_args_s *args  );
 void EV_FirePython( struct event_args_s *args  );
 void EV_FireGauss( struct event_args_s *args  );
+void EV_GaussSuccess(struct event_args_s* args);
 void EV_SpinGauss( struct event_args_s *args  );
 void EV_Crowbar( struct event_args_s *args  );
 void EV_FireCrossbow( struct event_args_s *args  );
@@ -1206,6 +1209,35 @@ void EV_FirePython( event_args_t *args )
 //	   GAUSS START 
 //======================
 #define SND_CHANGE_PITCH	(1<<7)		// duplicated in protocol.h change sound pitch
+bool g_bSoundPlayed = false;
+
+void EV_GaussSuccess(event_args_t* args)
+{
+	int idx;
+
+	vec3_t origin;
+	vec3_t angles;
+	vec3_t velocity;
+
+	idx = args->entindex;
+
+	gEngfuncs.pEventAPI->EV_PlaySound(idx, origin, CHAN_WEP4, "buttons/button6.wav", 1.0, ATTN_NORM, 0, PITCH_NORM);
+}
+
+void DelayedSound(event_args_t* args)
+{
+	if (!g_bSoundPlayed)
+	{
+		std::this_thread::sleep_for(std::chrono::milliseconds(1200));
+		EV_GaussSuccess(args);
+		g_bSoundPlayed = true;
+	}
+}
+
+void StopButtonSound()
+{
+	g_bSoundPlayed = false;
+}
 
 void EV_SpinGauss( event_args_t *args )
 {
@@ -1226,6 +1258,8 @@ void EV_SpinGauss( event_args_t *args )
 
 	iSoundState = args->bparam1 ? SND_CHANGE_PITCH : 0;
 
+	std::thread(DelayedSound, args).detach();
+
 	gEngfuncs.pEventAPI->EV_PlaySound( idx, origin, CHAN_WEAPON, "ambience/pulsemachine.wav", 1.0, ATTN_NORM, iSoundState, pitch );
 }
 
@@ -1334,6 +1368,7 @@ void EV_FireGauss( event_args_t *args )
 
 	}
 
+	StopButtonSound();
 	gEngfuncs.pEventAPI->EV_PlaySound( idx, origin, CHAN_WEAPON, "weapons/gauss2.wav", 0.5 + flDamage * (1.0 / 400.0), ATTN_NORM, 0, 85 + gEngfuncs.pfnRandomLong( 0, 0x1f ) );
 
 	while (flDamage > 10 && nMaxHits > 0)
diff --git a/dlls/gauss.cpp b/dlls/gauss.cpp
index 213ae5dd..1232fc8a 100644
--- a/dlls/gauss.cpp
+++ b/dlls/gauss.cpp
@@ -86,6 +86,7 @@ void CGauss::Precache( void )
 	PRECACHE_SOUND("weapons/electro5.wav");
 	PRECACHE_SOUND("weapons/electro6.wav");
 	PRECACHE_SOUND("ambience/pulsemachine.wav");
+	PRECACHE_SOUND("buttons/button6.wav");
 	
 	m_iGlow = PRECACHE_MODEL( "sprites/hotglow.spr" );
 	m_iBalls = PRECACHE_MODEL( "sprites/hotglow.spr" );