Implement the Desert Eagle weapon

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LogicAndTrick · Jul 10, 2023 · d137df7 · d137df7
1 parent 67dc68c
commit d137df7
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diff --git a/cl_dll/ev_hldm.cpp b/cl_dll/ev_hldm.cpp
@@ -1571,6 +1571,82 @@ void EV_SnarkFire(event_args_t* args)
 //	   SQUEAK END
 //======================
 
+//======================
+// DESERT EAGLE START
+//======================
+
+// Exactly the same enum from deserteagle.cpp, these
+// values correspond to sequences in the viewmodel file
+enum desert_eagle_e
+{
+	DESERT_EAGLE_IDLE1 = 0,
+	DESERT_EAGLE_IDLE2,
+	DESERT_EAGLE_IDLE3,
+	DESERT_EAGLE_IDLE4,
+	DESERT_EAGLE_IDLE5,
+	DESERT_EAGLE_SHOOT,
+	DESERT_EAGLE_SHOOT_EMPTY,
+	DESERT_EAGLE_RELOAD,
+	DESERT_EAGLE_RELOAD_NOT_EMPTY,
+	DESERT_EAGLE_DRAW,
+	DESERT_EAGLE_HOLSTER,
+};
+
+void EV_FireDesertEagle(event_args_t* args)
+{
+	// Just a bunch of variables and boilerplate copy/paste code
+	int idx;
+	Vector origin;
+	Vector angles;
+	Vector velocity;
+	bool empty;
+
+	Vector ShellVelocity;
+	Vector ShellOrigin;
+	int shell;
+	Vector vecSrc, vecAiming;
+	Vector up, right, forward;
+
+	idx = args->entindex;
+	VectorCopy(args->origin, origin);
+	VectorCopy(args->angles, angles);
+	VectorCopy(args->velocity, velocity);
+
+	empty = 0 != args->bparam1;
+	AngleVectors(angles, forward, right, up);
+
+	shell = gEngfuncs.pEventAPI->EV_FindModelIndex("models/shell.mdl"); // brass shell
+
+	// If the entity firing this event is the player
+	if (EV_IsLocal(idx))
+	{
+		// Render a muzzleflash
+		EV_MuzzleFlash();
+
+		// Show the weapon animation (a different one if this was the last bullet in the clip)
+		gEngfuncs.pEventAPI->EV_WeaponAnimation(empty ? DESERT_EAGLE_SHOOT_EMPTY : DESERT_EAGLE_SHOOT, 0);
+
+		// Apply some recoil to the player's view
+		V_PunchAxis(0, -4.0);
+	}
+
+	// Eject an empty bullet shell (the numbers here are mostly magic, experiment with them or just use whatever, it's not too important)
+	EV_GetDefaultShellInfo(args, origin, velocity, ShellVelocity, ShellOrigin, forward, right, up, -9.0, 14.0, 9.0);
+	EV_EjectBrass(ShellOrigin, ShellVelocity, angles[YAW], shell, TE_BOUNCE_SHELL);
+
+	// Play the "shoot" sound
+	gEngfuncs.pEventAPI->EV_PlaySound(idx, origin, CHAN_WEAPON, "weapons/desert_eagle_fire.wav", gEngfuncs.pfnRandomFloat(0.92, 1), ATTN_NORM, 0, 98 + gEngfuncs.pfnRandomLong(0, 3));
+
+	// Fire some bullets (this will do some prediction stuff, show a tracer, play texture sound, and render a decal where the bullet hits)
+	EV_GetGunPosition(args, vecSrc, origin);
+	VectorCopy(forward, vecAiming);
+	EV_HLDM_FireBullets(idx, forward, right, up, 1, vecSrc, vecAiming, 8192, BULLET_PLAYER_357, 0, 0, args->fparam1, args->fparam2);
+}
+
+//======================
+// DESERT EAGLE END
+//======================
+
 void EV_TrainPitchAdjust(event_args_t* args)
 {
 	int idx;

diff --git a/cl_dll/ev_hldm.h b/cl_dll/ev_hldm.h
@@ -31,6 +31,7 @@ void EV_EgonStop(event_args_t* args);
 void EV_HornetGunFire(event_args_t* args);
 void EV_TripmineFire(event_args_t* args);
 void EV_SnarkFire(event_args_t* args);
+void EV_FireDesertEagle(event_args_t* args);
 
 
 

diff --git a/cl_dll/hl/hl_events.cpp b/cl_dll/hl/hl_events.cpp
@@ -51,4 +51,5 @@ void Game_HookEvents()
 	gEngfuncs.pfnHookEvent("events/firehornet.sc", EV_HornetGunFire);
 	gEngfuncs.pfnHookEvent("events/tripfire.sc", EV_TripmineFire);
 	gEngfuncs.pfnHookEvent("events/snarkfire.sc", EV_SnarkFire);
+	gEngfuncs.pfnHookEvent("events/eagle.sc", EV_FireDesertEagle);
 }
diff --git a/cl_dll/hl/hl_weapons.cpp b/cl_dll/hl/hl_weapons.cpp
@@ -64,6 +64,7 @@ CHandGrenade g_HandGren;
 CSatchel g_Satchel;
 CTripmine g_Tripmine;
 CSqueak g_Snark;
+CDesertEagle g_DesertEagle;
 
 
 /*
@@ -464,6 +465,7 @@ void HUD_InitClientWeapons()
 	HUD_PrepEntity(&g_Satchel, &player);
 	HUD_PrepEntity(&g_Tripmine, &player);
 	HUD_PrepEntity(&g_Snark, &player);
+	HUD_PrepEntity(&g_DesertEagle, &player);
 }
 
 /*
@@ -586,6 +588,10 @@ void HUD_WeaponsPostThink(local_state_s* from, local_state_s* to, usercmd_t* cmd
 	case WEAPON_SNARK:
 		pWeapon = &g_Snark;
 		break;
+
+	case WEAPON_DESERT_EAGLE:
+		pWeapon = &g_DesertEagle;
+		break;
 	}
 
 	// Store pointer to our destination entity_state_t so we can get our origin, etc. from it

diff --git a/dlls/cdll_dll.h b/dlls/cdll_dll.h
@@ -58,6 +58,7 @@ enum WeaponId
 	WEAPON_TRIPMINE,
 	WEAPON_SATCHEL,
 	WEAPON_SNARK,
+	WEAPON_DESERT_EAGLE,
 
 	WEAPON_SUIT = 31
 };