From c6479cb6ffe38b5c14dd42e704c0f3ecec1a1a3a Mon Sep 17 00:00:00 2001
From: Roman Chistokhodov <freeslave93@gmail.com>
Date: Mon, 15 Apr 2024 15:20:20 +0300
Subject: [PATCH] Add 'Scale unit type' parameter for env_smoker

---
 cl_dll/cl_msg_fx.cpp   |  5 ++++-
 dlls/gargantua.cpp     | 15 ++++++++++++++-
 fgd/halflife.fgd       |  7 ++++++-
 game_shared/fx_flags.h |  1 +
 4 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/cl_dll/cl_msg_fx.cpp b/cl_dll/cl_msg_fx.cpp
index 838cdeee7c..7b5ba61602 100644
--- a/cl_dll/cl_msg_fx.cpp
+++ b/cl_dll/cl_msg_fx.cpp
@@ -460,7 +460,10 @@ int __MsgFunc_Smoke( const char* pszName, int iSize, void *pbuf )
 	pos[1] = READ_COORD();
 	pos[2] = READ_COORD();
 	modelIndex = READ_SHORT();
-	scale = (float)(READ_BYTE() * 0.1f);
+
+	const float scaleVal = READ_COORD();
+	scale = (flags & SMOKER_FLAG_SCALE_VALUE_IS_NORMAL) ? scaleVal : (float)(scaleVal * 0.1f);
+
 	frameRate = READ_BYTE();
 	speed = READ_SHORT();
 	zOffset = READ_SHORT();
diff --git a/dlls/gargantua.cpp b/dlls/gargantua.cpp
index a05138ce0f..d61878a13e 100644
--- a/dlls/gargantua.cpp
+++ b/dlls/gargantua.cpp
@@ -1559,6 +1559,12 @@ void CGargantua::PlayUnUseSentence()
 #define SF_SMOKER_FADE 16
 #define SF_SMOKER_MAXHEALTH_SET (1 << 24)
 
+enum
+{
+	SMOKER_SPRITE_SCALE_DECILE = 0,
+	SMOKER_SPRITE_SCALE_NORMAL = 1
+};
+
 class CSmoker : public CBaseEntity
 {
 public:
@@ -1627,6 +1633,11 @@ void CSmoker::KeyValue(KeyValueData *pkvd)
 		pev->armorvalue = atof(pkvd->szValue);
 		pkvd->fHandled = TRUE;
 	}
+	else if (FStrEq(pkvd->szKeyName, "scale_unit_type"))
+	{
+		pev->impulse = atoi(pkvd->szValue);
+		pkvd->fHandled = TRUE;
+	}
 	else
 		CBaseEntity::KeyValue( pkvd );
 }
@@ -1691,6 +1702,8 @@ void CSmoker::Think( void )
 			flags |= SMOKER_FLAG_DIRECTED;
 		if (FBitSet(pev->spawnflags, SF_SMOKER_FADE))
 			flags |= SMOKER_FLAG_FADE_SPRITE;
+		if (pev->impulse == SMOKER_SPRITE_SCALE_NORMAL)
+			flags |= SMOKER_FLAG_SCALE_VALUE_IS_NORMAL;
 
 		MESSAGE_BEGIN( MSG_PVS, gmsgSmoke, pev->origin );
 			WRITE_BYTE( flags );
@@ -1698,7 +1711,7 @@ void CSmoker::Think( void )
 			WRITE_COORD( pev->origin.y + RANDOM_FLOAT( -pev->dmg, pev->dmg ) );
 			WRITE_COORD( pev->origin.z);
 			WRITE_SHORT( smokeIndex ? smokeIndex : g_sModelIndexSmoke );
-			WRITE_BYTE( RANDOM_LONG(pev->scale, pev->scale * 1.1f ) );
+			WRITE_COORD( RANDOM_FLOAT(pev->scale, pev->scale * 1.1f ) );
 			WRITE_BYTE( RANDOM_LONG( minFramerate, maxFramerate ) ); // framerate
 			WRITE_SHORT( pev->speed );
 			WRITE_SHORT( pev->frags );
diff --git a/fgd/halflife.fgd b/fgd/halflife.fgd
index 4127666ee1..c18da9384a 100644
--- a/fgd/halflife.fgd
+++ b/fgd/halflife.fgd
@@ -1834,7 +1834,7 @@
 @PointClass base(Targetname, RenderFields) size(-16 -16 -16, 16 16 16) = env_smoker : "Smoker"
 [
 	health(integer) : "Times to smoke" : 1
-	scale(string) : "Smoke Scale (decile)" : 10
+	scale(string) : "Smoke Scale" : 1
 	dmg(string) : "Dispersion of smoke particles" : "0"
 	dmg_take(string) : "Min delay between smokes" : "0.4"
 	dmg_save(string) : "Max delay between smokes" : "0.6"
@@ -1844,6 +1844,11 @@
 	model(sprite) : "Sprite"
 	frags(integer) : "Z offset"
 	target(target_destination) : "Target to smoke at"
+	scale_unit_type(choices) :"Scale unit type" : 1 =
+	[
+		0: "Decile (tenth)"
+		1: "Normal"
+	]
 	spawnflags(Flags) =
 	[
 		1 : "Start On" : 0
diff --git a/game_shared/fx_flags.h b/game_shared/fx_flags.h
index 2f05a5c781..700d27b7dd 100644
--- a/game_shared/fx_flags.h
+++ b/game_shared/fx_flags.h
@@ -13,5 +13,6 @@
 
 #define SMOKER_FLAG_DIRECTED (1 << 0)
 #define SMOKER_FLAG_FADE_SPRITE (1 << 1)
+#define SMOKER_FLAG_SCALE_VALUE_IS_NORMAL (1 << 2)
 
 #endif