From 7436505136de3c6b2034d80c53843ce214b82286 Mon Sep 17 00:00:00 2001
From: Tim Angus <tim@ngus.net>
Date: Thu, 12 Jan 2006 17:05:09 +0000
Subject: * Fixed lcannon charge storage exploit * Fixed psaw/cgun
 inappropriate effects bug * Lcannon now has a minimum charge value

---
 src/cgame/cg_weapons.c |  9 ++++-----
 src/game/bg_pmove.c    | 15 ++++++++++++++-
 src/game/bg_public.h   |  2 ++
 src/game/tremulous.h   |  1 +
 4 files changed, 21 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/cgame/cg_weapons.c b/src/cgame/cg_weapons.c
index f37078f4..ecb2499b 100644
--- a/src/cgame/cg_weapons.c
+++ b/src/cgame/cg_weapons.c
@@ -742,7 +742,7 @@ CG_MachinegunSpinAngle
 */
 #define   SPIN_SPEED  0.9
 #define   COAST_TIME  1000
-static float CG_MachinegunSpinAngle( centity_t *cent )
+static float CG_MachinegunSpinAngle( centity_t *cent, qboolean firing )
 {
   int   delta;
   float angle;
@@ -760,12 +760,11 @@ static float CG_MachinegunSpinAngle( centity_t *cent )
     angle = cent->pe.barrelAngle + delta * speed;
   }
 
-  if( cent->pe.barrelSpinning == !( cent->currentState.eFlags & EF_FIRING ) )
+  if( cent->pe.barrelSpinning == !firing )
   {
     cent->pe.barrelTime = cg.time;
     cent->pe.barrelAngle = AngleMod( angle );
-    cent->pe.barrelSpinning = !!( cent->currentState.eFlags & EF_FIRING );
-                          //TA: um?
+    cent->pe.barrelSpinning = firing;
   }
 
   return angle;
@@ -876,7 +875,7 @@ void CG_AddPlayerWeapon( refEntity_t *parent, playerState_t *ps, centity_t *cent
       barrel.hModel = weapon->barrelModel;
       angles[ YAW ] = 0;
       angles[ PITCH ] = 0;
-      angles[ ROLL ] = CG_MachinegunSpinAngle( cent );
+      angles[ ROLL ] = CG_MachinegunSpinAngle( cent, firing );
       AnglesToAxis( angles, barrel.axis );
 
       CG_PositionRotatedEntityOnTag( &barrel, &gun, weapon->weaponModel, "tag_barrel" );
diff --git a/src/game/bg_pmove.c b/src/game/bg_pmove.c
index 107d7929..a2a9f543 100644
--- a/src/game/bg_pmove.c
+++ b/src/game/bg_pmove.c
@@ -2601,6 +2601,10 @@ static void PM_BeginWeaponChange( int weapon )
   if( pm->ps->weaponstate == WEAPON_DROPPING )
     return;
 
+  //special case to prevent storing a charged up lcannon
+  if( pm->ps->weapon == WP_LUCIFER_CANNON )
+    pm->ps->stats[ STAT_MISC ] = 0;
+
   PM_AddEvent( EV_CHANGE_WEAPON );
   pm->ps->weaponstate = WEAPON_DROPPING;
   pm->ps->weaponTime += 200;
@@ -2865,8 +2869,15 @@ static void PM_Weapon( void )
       }
 
       //erp this looks confusing
-      if( pm->ps->stats[ STAT_MISC ] > 0 )
+      if( pm->ps->stats[ STAT_MISC ] > LCANNON_MIN_CHARGE )
         attack1 = !attack1;
+      else if( pm->ps->stats[ STAT_MISC ] > 0 )
+      {
+        pm->ps->stats[ STAT_MISC ] = 0;
+        pm->ps->weaponTime = 0;
+        pm->ps->weaponstate = WEAPON_READY;
+        return;
+      }
       break;
 
     default:
@@ -2905,6 +2916,7 @@ static void PM_Weapon( void )
     {
       pm->ps->weaponTime = 0;
       pm->ps->weaponstate = WEAPON_READY;
+      pm->ps->generic1 = WPM_NOTFIRING;
       return;
     }
   }
@@ -2920,6 +2932,7 @@ static void PM_Weapon( void )
     {
       pm->ps->weaponTime = 0;
       pm->ps->weaponstate = WEAPON_READY;
+      pm->ps->generic1 = WPM_NOTFIRING;
       return;
     }
   }
diff --git a/src/game/bg_public.h b/src/game/bg_public.h
index 6bcb0d4e..2fccdda8 100644
--- a/src/game/bg_public.h
+++ b/src/game/bg_public.h
@@ -331,6 +331,8 @@ typedef enum
   WPM_SECONDARY,
   WPM_TERTIARY,
 
+  WPM_NOTFIRING,
+
   WPM_NUM_WEAPONMODES
 } weaponMode_t;
 
diff --git a/src/game/tremulous.h b/src/game/tremulous.h
index 8508a1e4..79eb67d5 100644
--- a/src/game/tremulous.h
+++ b/src/game/tremulous.h
@@ -408,6 +408,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #define LCANNON_SPEED               350
 #define LCANNON_CHARGE_TIME         2000
 #define LCANNON_TOTAL_CHARGE        255
+#define LCANNON_MIN_CHARGE          50
 
 #define HBUILD_PRICE                0
 #define HBUILD_REPEAT               1000
-- 
cgit