From e0efdd97b378b4a63ebb8c8bc6dce009609e7297 Mon Sep 17 00:00:00 2001
From: raa-eruanna <eruanna@drdteam.org>
Date: Mon, 26 Sep 2016 07:24:37 -0400
Subject: [PATCH] - Added: PlayerPawn property "Player.ViewBob" which acts as a
 MoveBob/StillBob multiplier.

---
 src/d_player.h                         |  3 +++
 src/p_pspr.cpp                         |  5 +++--
 src/p_user.cpp                         |  8 +++++---
 src/thingdef/thingdef_properties.cpp   | 20 ++++++++++++++++++++
 wadsrc/static/actors/shared/player.txt |  1 +
 5 files changed, 32 insertions(+), 5 deletions(-)

diff --git a/src/d_player.h b/src/d_player.h
index e944d67348..7f57837c70 100644
--- a/src/d_player.h
+++ b/src/d_player.h
@@ -168,6 +168,9 @@ public:
 	// [CW] Fades for when you are being damaged.
 	PalEntry DamageFade;
 
+	// [SP] ViewBob Multiplier
+	double		ViewBob;
+
 	bool UpdateWaterLevel (bool splash);
 	bool ResetAirSupply (bool playgasp = true);
 
diff --git a/src/p_pspr.cpp b/src/p_pspr.cpp
index e5b076acdc..abbd2284ee 100644
--- a/src/p_pspr.cpp
+++ b/src/p_pspr.cpp
@@ -582,8 +582,9 @@ void P_BobWeapon (player_t *player, float *x, float *y, double ticfrac)
 
 		if (curbob != 0)
 		{
-			float bobx = float(player->bob * Rangex);
-			float boby = float(player->bob * Rangey);
+			//[SP] Added in decorate player.viewbob checks
+			float bobx = float(player->bob * Rangex * (float)player->mo->ViewBob);
+			float boby = float(player->bob * Rangey * (float)player->mo->ViewBob);
 			switch (bobstyle)
 			{
 			case AWeapon::BobNormal:
diff --git a/src/p_user.cpp b/src/p_user.cpp
index 0f3b6a516d..845cf9a5f4 100644
--- a/src/p_user.cpp
+++ b/src/p_user.cpp
@@ -651,7 +651,8 @@ void APlayerPawn::Serialize(FSerializer &arc)
 		("fallingscreammaxn", FallingScreamMaxSpeed, def->FallingScreamMaxSpeed)
 		("userange", UseRange, def->UseRange)
 		("aircapacity", AirCapacity, def->AirCapacity)
-		("viewheight", ViewHeight, def->ViewHeight);
+		("viewheight", ViewHeight, def->ViewHeight)
+		("viewbob", ViewBob, def->ViewBob);
 }
 
 //===========================================================================
@@ -1844,11 +1845,12 @@ void P_CalcHeight (player_t *player)
 		return;
 	}
 
+	//[SP] Added (x*player->mo->ViewBob) to allow DECORATE changes to view bobbing speed.
 	if (still)
 	{
 		if (player->health > 0)
 		{
-			angle = level.time / (120 * TICRATE / 35.) * 360.;
+			angle = level.time / (120 * TICRATE / 35.) * 360. * player->mo->ViewBob;
 			bob = player->userinfo.GetStillBob() * angle.Sin();
 		}
 		else
@@ -1858,7 +1860,7 @@ void P_CalcHeight (player_t *player)
 	}
 	else
 	{
-		angle = level.time / (20 * TICRATE / 35.) * 360.;
+		angle = level.time / (20 * TICRATE / 35.) * 360. * player->mo->ViewBob;
 		bob = player->bob * angle.Sin() * (player->mo->waterlevel > 1 ? 0.25f : 0.5f);
 	}
 
diff --git a/src/thingdef/thingdef_properties.cpp b/src/thingdef/thingdef_properties.cpp
index 80ee6c22fc..6321ebfe99 100644
--- a/src/thingdef/thingdef_properties.cpp
+++ b/src/thingdef/thingdef_properties.cpp
@@ -2945,6 +2945,26 @@ DEFINE_CLASS_PROPERTY_PREFIX(player, weaponslot, ISsssssssssssssssssssssssssssss
 	}
 }
 
+//==========================================================================
+//
+// [SP] Player.Viewbob
+//
+//==========================================================================
+DEFINE_CLASS_PROPERTY_PREFIX(player, viewbob, F, PlayerPawn)
+{
+	PROP_DOUBLE_PARM(z, 0);
+	// [SP] Hard limits. This is to prevent terrywads from making players sick.
+	//   Remember - this messes with a user option who probably has it set a
+	//   certain way for a reason. I think a 1.5 limit is pretty generous, but
+	//   it may be safe to increase it. I really need opinions from people who
+	//   could be affected by this.
+	if (z < 0.0 || z > 1.5)
+	{
+		I_Error("ViewBob must be between 0.0 and 1.5.");
+	}
+	defaults->ViewBob = z;
+}
+
 //==========================================================================
 //
 //==========================================================================
diff --git a/wadsrc/static/actors/shared/player.txt b/wadsrc/static/actors/shared/player.txt
index ac5ceb0a7a..08d9a252ac 100644
--- a/wadsrc/static/actors/shared/player.txt
+++ b/wadsrc/static/actors/shared/player.txt
@@ -33,6 +33,7 @@ Actor PlayerPawn : Actor native
 	Player.MugShotMaxHealth 0
 	Player.FlechetteType "ArtiPoisonBag3"
 	Player.AirCapacity 1
+	Player.ViewBob 1
 	Obituary "$OB_MPDEFAULT"
 }