* 3D particles

* Brass ejections now done via particle system
* static_tranform particle move type
* thirdPersonOnly particle and trail system property
* Trail jitter now done in two dimensions

14 files changed, 519 insertions, 408 deletions

diff --git a/src/cgame/cg_animmapobj.c b/src/cgame/cg_animmapobj.c
index 18f49b53..f0e964bf 100644
--- a/src/cgame/cg_animmapobj.c
+++ b/src/cgame/cg_animmapobj.c
@@ -13,93 +13,6 @@
 
 #include "cg_local.h"
 
-/*
-===============
-CG_RunAMOLerpFrame
-
-Sets cg.snap, cg.oldFrame, and cg.backlerp
-cg.time should be between oldFrameTime and frameTime after exit
-===============
-*/
-static void CG_RunAMOLerpFrame( lerpFrame_t *lf )
-{
-  int     f, numFrames;
-  animation_t *anim;
-
-  // debugging tool to get no animations
-  if( cg_animSpeed.integer == 0 )
-  {
-    lf->oldFrame = lf->frame = lf->backlerp = 0;
-    return;
-  }
-
-  // if we have passed the current frame, move it to
-  // oldFrame and calculate a new frame
-  if( cg.time >= lf->frameTime )
-  {
-    lf->oldFrame = lf->frame;
-    lf->oldFrameTime = lf->frameTime;
-
-    // get the next frame based on the animation
-    anim = lf->animation;
-    if( !anim->frameLerp )
-      return;   // shouldn't happen
-
-    if( cg.time < lf->animationTime )
-      lf->frameTime = lf->animationTime;    // initial lerp
-    else
-      lf->frameTime = lf->oldFrameTime + anim->frameLerp;
-
-    f = ( lf->frameTime - lf->animationTime ) / anim->frameLerp;
-    numFrames = anim->numFrames;
-    if( anim->flipflop )
-      numFrames *= 2;
-
-    if( f >= numFrames )
-    {
-      f -= numFrames;
-      if( anim->loopFrames )
-      {
-        f %= anim->loopFrames;
-        f += anim->numFrames - anim->loopFrames;
-      }
-      else
-      {
-        f = numFrames - 1;
-        // the animation is stuck at the end, so it
-        // can immediately transition to another sequence
-        lf->frameTime = cg.time;
-      }
-    }
-
-    if( anim->reversed )
-      lf->frame = anim->firstFrame + anim->numFrames - 1 - f;
-    else if( anim->flipflop && f >= anim->numFrames )
-      lf->frame = anim->firstFrame + anim->numFrames - 1 - ( f % anim->numFrames );
-    else
-      lf->frame = anim->firstFrame + f;
-
-    if( cg.time > lf->frameTime )
-    {
-      lf->frameTime = cg.time;
-      if( cg_debugAnim.integer )
-        CG_Printf( "Clamp lf->frameTime\n" );
-    }
-  }
-
-  if( lf->frameTime > cg.time + 200 )
-    lf->frameTime = cg.time;
-
-  if( lf->oldFrameTime > cg.time )
-    lf->oldFrameTime = cg.time;
-
-  // calculate current lerp value
-  if( lf->frameTime == lf->oldFrameTime )
-    lf->backlerp = 0;
-  else
-    lf->backlerp = 1.0 - (float)( cg.time - lf->oldFrameTime ) / ( lf->frameTime - lf->oldFrameTime );
-}
-
 
 /*
 ===============
@@ -108,7 +21,7 @@ CG_DoorAnimation
 */
 static void CG_DoorAnimation( centity_t *cent, int *old, int *now, float *backLerp )
 {
-  CG_RunAMOLerpFrame( &cent->lerpFrame );
+  CG_RunLerpFrame( &cent->lerpFrame );
 
   *old      = cent->lerpFrame.oldFrame;
   *now      = cent->lerpFrame.frame;
@@ -194,7 +107,7 @@ static void CG_AMOAnimation( centity_t *cent, int *old, int *now, float *backLer
       cent->lerpFrame.frameTime     += delta;
     }
 
-    CG_RunAMOLerpFrame( &cent->lerpFrame );
+    CG_RunLerpFrame( &cent->lerpFrame );
     cent->miscTime = cg.time;
   }
 
@@ -209,7 +122,7 @@ static void CG_AMOAnimation( centity_t *cent, int *old, int *now, float *backLer
 CG_animMapObj
 ==================
 */
-void CG_animMapObj( centity_t *cent )
+void CG_AnimMapObj( centity_t *cent )
 {
   refEntity_t     ent;
   entityState_t   *es;
diff --git a/src/cgame/cg_attachment.c b/src/cgame/cg_attachment.c
index d8f20d90..a256318b 100644
--- a/src/cgame/cg_attachment.c
+++ b/src/cgame/cg_attachment.c
@@ -29,6 +29,9 @@ qboolean CG_AttachmentPoint( attachment_t *a, vec3_t v )
   if( !a )
     return qfalse;
 
+  // if it all breaks, then use the last point we know was correct
+  VectorCopy( a->lastValidAttachmentPoint, v );
+
   switch( a->type )
   {
     case AT_STATIC:
@@ -85,6 +88,8 @@ qboolean CG_AttachmentPoint( attachment_t *a, vec3_t v )
   if( a->hasOffset )
     VectorAdd( v, a->offset, v );
 
+  VectorCopy( v, a->lastValidAttachmentPoint );
+
   return qtrue;
 }
 
@@ -106,7 +111,6 @@ qboolean CG_AttachmentDir( attachment_t *a, vec3_t v )
   switch( a->type )
   {
     case AT_STATIC:
-      //FIXME: hmmmmmmm
       return qfalse;
       break;
 
@@ -150,6 +154,53 @@ qboolean CG_AttachmentDir( attachment_t *a, vec3_t v )
 
 /*
 ===============
+CG_AttachmentAxis
+
+Return the attachment axis
+===============
+*/
+qboolean CG_AttachmentAxis( attachment_t *a, vec3_t axis[ 3 ] )
+{
+  centity_t   *cent;
+
+  if( !a )
+    return qfalse;
+
+  switch( a->type )
+  {
+    case AT_STATIC:
+      return qfalse;
+      break;
+
+    case AT_TAG:
+      if( !a->tagValid )
+        return qfalse;
+
+      AxisCopy( a->re.axis, axis );
+      break;
+
+    case AT_CENT:
+      if( !a->centValid )
+        return qfalse;
+
+      cent = &cg_entities[ a->centNum ];
+      AnglesToAxis( cent->lerpAngles, axis );
+      break;
+
+    case AT_PARTICLE:
+      return qfalse;
+      break;
+
+    default:
+      CG_Printf( S_COLOR_RED "ERROR: Invalid attachmentType_t in attachment\n" );
+      break;
+  }
+
+  return qtrue;
+}
+
+/*
+===============
 CG_AttachmentVelocity
 
 If the attachment can have velocity, return it
diff --git a/src/cgame/cg_ents.c b/src/cgame/cg_ents.c
index 8c047e27..b622d2f3 100644
--- a/src/cgame/cg_ents.c
+++ b/src/cgame/cg_ents.c
@@ -1087,7 +1087,7 @@ static void CG_AddCEntity( centity_t *cent )
       break;
 
     case ET_ANIMMAPOBJ:
-      CG_animMapObj( cent );
+      CG_AnimMapObj( cent );
       break;
 
     case ET_MODELDOOR:
diff --git a/src/cgame/cg_event.c b/src/cgame/cg_event.c
index 9273922f..dfafc18e 100644
--- a/src/cgame/cg_event.c
+++ b/src/cgame/cg_event.c
@@ -744,7 +744,6 @@ void CG_EntityEvent( centity_t *cent, vec3_t position )
         centity_t *source = &cg_entities[ es->generic1 ];
         centity_t *target = &cg_entities[ es->clientNum ];
         vec3_t    sourceOffset = { 0.0f, 0.0f, 28.0f };
-        vec3_t    targetOffset = { 0.0f, 0.0f, -2.0f };
 
         if( !CG_IsTrailSystemValid( &source->muzzleTS ) )
         {
@@ -757,7 +756,6 @@ void CG_EntityEvent( centity_t *cent, vec3_t position )
             CG_AttachToCent( &source->muzzleTS->frontAttachment );
             CG_AttachToCent( &source->muzzleTS->backAttachment );
             CG_SetAttachmentOffset( &source->muzzleTS->frontAttachment, sourceOffset );
-            CG_SetAttachmentOffset( &source->muzzleTS->backAttachment, targetOffset );
 
             source->muzzleTSDeathTime = cg.time + cg_teslaTrailTime.integer;
           }
diff --git a/src/cgame/cg_local.h b/src/cgame/cg_local.h
index 069dd604..8b619648 100644
--- a/src/cgame/cg_local.h
+++ b/src/cgame/cg_local.h
@@ -113,6 +113,30 @@ typedef enum
 
 //======================================================================
 
+// when changing animation, set animationTime to frameTime + lerping time
+// The current lerp will finish out, then it will lerp to the new animation
+typedef struct
+{
+  int         oldFrame;
+  int         oldFrameTime;     // time when ->oldFrame was exactly on
+
+  int         frame;
+  int         frameTime;        // time when ->frame will be exactly on
+
+  float       backlerp;
+
+  float       yawAngle;
+  qboolean    yawing;
+  float       pitchAngle;
+  qboolean    pitching;
+
+  int         animationNumber;  // may include ANIM_TOGGLEBIT
+  animation_t *animation;
+  int         animationTime;    // time when the first frame of the animation will be exact
+} lerpFrame_t;
+
+//======================================================================
+
 //attachment system
 typedef enum
 {
@@ -138,6 +162,8 @@ typedef struct attachment_s
   qboolean          hasOffset;
   vec3_t            offset;
 
+  vec3_t            lastValidAttachmentPoint;
+
   //AT_STATIC
   vec3_t            origin;
 
@@ -157,7 +183,8 @@ typedef struct attachment_s
 //======================================================================
 
 //particle system stuff
-#define MAX_SHADER_FRAMES         32
+#define MAX_PS_SHADER_FRAMES      32
+#define MAX_PS_MODELS             8
 #define MAX_EJECTORS_PER_SYSTEM   4
 #define MAX_PARTICLES_PER_EJECTOR 4
 
@@ -172,17 +199,11 @@ typedef struct attachment_s
 #define PARTICLES_INFINITE        -1
 #define PARTICLES_SAME_AS_INITIAL -2
 
-/*
-===============
-
-COMPILE TIME STRUCTURES
-
-===============
-*/
-
+//COMPILE TIME STRUCTURES
 typedef enum
 {
   PMT_STATIC,
+  PMT_STATIC_TRANSFORM,
   PMT_TAG,
   PMT_CENT_ANGLES,
   PMT_NORMAL
@@ -257,12 +278,20 @@ typedef struct baseParticle_s
   char            onDeathSystemName[ MAX_QPATH ];
   qhandle_t       onDeathSystemHandle;
 
+  char            childTrailSystemName[ MAX_QPATH ];
+  qhandle_t       childTrailSystemHandle;
+
   //particle invariant stuff
-  char            shaderNames[ MAX_QPATH ][ MAX_SHADER_FRAMES ];
-  qhandle_t       shaders[ MAX_SHADER_FRAMES ];
+  char            shaderNames[ MAX_PS_SHADER_FRAMES ][ MAX_QPATH ];
+  qhandle_t       shaders[ MAX_PS_SHADER_FRAMES ];
   int             numFrames;
   float           framerate;
 
+  char            modelNames[ MAX_PS_MODELS ][ MAX_QPATH ];
+  qhandle_t       models[ MAX_PS_MODELS ];
+  int             numModels;
+  animation_t     modelAnimation;
+
   qboolean        overdrawProtection;
   qboolean        realLight;
   qboolean        cullOnStartSolid;
@@ -289,18 +318,12 @@ typedef struct baseParticleSystem_s
   baseParticleEjector_t *ejectors[ MAX_EJECTORS_PER_SYSTEM ];
   int                   numEjectors;
 
+  qboolean              thirdPersonOnly;
   qboolean              registered; //whether or not the assets for this particle have been loaded
 } baseParticleSystem_t;
 
 
-/*
-===============
-
-RUN TIME STRUCTURES
-
-===============
-*/
-
+//RUN TIME STRUCTURES
 typedef struct particleSystem_s
 {
   baseParticleSystem_t  *class;
@@ -341,6 +364,8 @@ typedef struct particle_s
   int               birthTime;
   int               lifeTime;
 
+  qboolean          atRest;
+
   vec3_t            origin;
   vec3_t            velocity;
 
@@ -355,6 +380,10 @@ typedef struct particle_s
   pLerpValues_t     alpha;
   pLerpValues_t     rotation;
 
+  qhandle_t         model;
+  lerpFrame_t       lf;
+  vec3_t            lastAxis[ 3 ];
+
   qboolean          valid;
   int               frameWhenInvalidated;
 
@@ -432,6 +461,7 @@ typedef struct baseTrailSystem_s
   baseTrailBeam_t *beams[ MAX_BEAMS_PER_SYSTEM ];
   int             numBeams;
 
+  qboolean        thirdPersonOnly;
   qboolean        registered; //whether or not the assets for this trail have been loaded
 } baseTrailSystem_t;
 
@@ -458,9 +488,8 @@ typedef struct trailBeamNode_s
   byte                    alpha;
   byte                    color[ 3 ];
 
-  float                   jitters[ MAX_TRAIL_BEAM_JITTERS ];
-  float                   jitter;
-  
+  vec2_t                  jitters[ MAX_TRAIL_BEAM_JITTERS ];
+
   struct trailBeamNode_s  *prev;
   struct trailBeamNode_s  *next;
 
@@ -476,7 +505,7 @@ typedef struct trailBeam_s
   trailBeamNode_t   *nodes;
 
   int               lastEvalTime;
-  
+
   qboolean          valid;
 
   int               nextJitterTimes[ MAX_TRAIL_BEAM_JITTERS ];
@@ -491,28 +520,6 @@ typedef struct trailBeam_s
 // because corpses after respawn are outside the normal
 // client numbering range
 
-// when changing animation, set animationTime to frameTime + lerping time
-// The current lerp will finish out, then it will lerp to the new animation
-typedef struct
-{
-  int         oldFrame;
-  int         oldFrameTime;     // time when ->oldFrame was exactly on
-
-  int         frame;
-  int         frameTime;        // time when ->frame will be exactly on
-
-  float       backlerp;
-
-  float       yawAngle;
-  qboolean    yawing;
-  float       pitchAngle;
-  qboolean    pitching;
-
-  int         animationNumber;  // may include ANIM_TOGGLEBIT
-  animation_t *animation;
-  int         animationTime;    // time when the first frame of the animation will be exact
-} lerpFrame_t;
-
 //TA: smoothing of view and model for WW transitions
 #define   MAXSMOOTHS          32
 
@@ -866,8 +873,6 @@ typedef struct weaponInfo_s
   qhandle_t         crossHair;
   int               crossHairSize;
 
-  void              (*ejectBrassFunc)( centity_t * );
-
   sfxHandle_t       readySound;
 
   qboolean          disableIn3rdPerson;
@@ -1207,9 +1212,6 @@ typedef struct
   qhandle_t   gibSpark1;
   qhandle_t   gibSpark2;
 
-  qhandle_t   machinegunBrassModel;
-  qhandle_t   shotgunBrassModel;
-
   qhandle_t   level2ZapTS;
 
   qhandle_t   friendShader;
@@ -1712,9 +1714,14 @@ void        CG_HumanBuildableExplosion( vec3_t origin, vec3_t dir );
 void        CG_AlienBuildableExplosion( vec3_t origin, vec3_t dir );
 
 //
+// cg_animation.c
+//
+void        CG_RunLerpFrame( lerpFrame_t *lf );
+
+//
 // cg_animmapobj.c
 //
-void        CG_animMapObj( centity_t *cent );
+void        CG_AnimMapObj( centity_t *cent );
 void        CG_ModelDoor( centity_t *cent );
 
 //
@@ -1869,6 +1876,7 @@ void          CG_DefragmentMemory( void );
 //
 qboolean    CG_AttachmentPoint( attachment_t *a, vec3_t v );
 qboolean    CG_AttachmentDir( attachment_t *a, vec3_t v );
+qboolean    CG_AttachmentAxis( attachment_t *a, vec3_t axis[ 3 ] );
 qboolean    CG_AttachmentVelocity( attachment_t *a, vec3_t v );
 int         CG_AttachmentCentNum( attachment_t *a );
 
diff --git a/src/cgame/cg_main.c b/src/cgame/cg_main.c
index 663ace40..dbb2b1ea 100644
--- a/src/cgame/cg_main.c
+++ b/src/cgame/cg_main.c
@@ -796,9 +796,6 @@ static void CG_RegisterGraphics( void )
 
   cgs.media.upgradeClassIconShader    = trap_R_RegisterShader( "icons/icona_upgrade.tga" );
 
-  cgs.media.machinegunBrassModel      = trap_R_RegisterModel( "models/weapons/shells/rifle_shell.md3" );
-  cgs.media.shotgunBrassModel         = trap_R_RegisterModel( "models/weapons/shells/shotgun_shell.md3" );
-
   cgs.media.gibAbdomen                = trap_R_RegisterModel( "models/gibs/abdomen.md3" );
   cgs.media.gibArm                    = trap_R_RegisterModel( "models/gibs/arm.md3" );
   cgs.media.gibChest                  = trap_R_RegisterModel( "models/gibs/chest.md3" );
@@ -1800,10 +1797,10 @@ void CG_Init( int serverMessageNum, int serverCommandSequence, int clientNum )
 
   cg.loading = qtrue;   // force players to load instead of defer
 
-  CG_LoadParticleSystems( );
+  CG_LoadTrailSystems( );
   CG_UpdateMediaFraction( 0.05f );
 
-  CG_LoadTrailSystems( );
+  CG_LoadParticleSystems( );
   CG_UpdateMediaFraction( 0.05f );
 
   CG_RegisterSounds( );
diff --git a/src/cgame/cg_particles.c b/src/cgame/cg_particles.c
index a6ef99e5..02d4b5f8 100644
--- a/src/cgame/cg_particles.c
+++ b/src/cgame/cg_particles.c
@@ -93,7 +93,7 @@ static void CG_DestroyParticle( particle_t *p, vec3_t impactNormal )
   {
     particleSystem_t  *ps;
 
-    ps = CG_SpawnNewParticleSystem( p->class->childSystemHandle );
+    ps = CG_SpawnNewParticleSystem( p->class->onDeathSystemHandle );
 
     if( CG_IsParticleSystemValid( &ps ) )
     {
@@ -126,6 +126,7 @@ static particle_t *CG_SpawnNewParticle( baseParticle_t *bp, particleEjector_t *p
   particleEjector_t       *pe = parent;
   particleSystem_t        *ps = parent->parent;
   vec3_t                  attachmentPoint, attachmentVelocity;
+  vec3_t                  transform[ 3 ];
 
   for( i = 0; i < MAX_PARTICLES; i++ )
   {
@@ -155,11 +156,31 @@ static particle_t *CG_SpawnNewParticle( baseParticle_t *bp, particleEjector_t *p
       p->rotation.initial = CG_RandomiseValue( bp->rotation.initial, bp->rotation.initialRandFrac );
       p->rotation.final = CG_RandomiseValue( bp->rotation.final, bp->rotation.finalRandFrac );
 
+      if( bp->numModels )
+      {
+        p->model = bp->models[ rand( ) % bp->numModels ];
+
+        if( bp->modelAnimation.frameLerp < 0 )
+        {
+          bp->modelAnimation.frameLerp = p->lifeTime / bp->modelAnimation.numFrames;
+          bp->modelAnimation.initialLerp = p->lifeTime / bp->modelAnimation.numFrames;
+        }
+      }
+
       if( !CG_AttachmentPoint( &ps->attachment, attachmentPoint ) )
         return NULL;
 
       VectorCopy( attachmentPoint, p->origin );
-      VectorAdd( p->origin, bp->displacement, p->origin );
+
+      if( CG_AttachmentAxis( &ps->attachment, transform ) )
+      {
+        vec3_t  transDisplacement;
+
+        VectorMatrixMultiply( bp->displacement, transform, transDisplacement );
+        VectorAdd( p->origin, transDisplacement, p->origin );
+      }
+      else
+        VectorAdd( p->origin, bp->displacement, p->origin );
 
       for( j = 0; j <= 2; j++ )
         p->origin[ j ] += ( crandom( ) * bp->randDisplacement );
@@ -173,6 +194,26 @@ static particle_t *CG_SpawnNewParticle( baseParticle_t *bp, particleEjector_t *p
             VectorCopy( bp->velMoveValues.dir, p->velocity );
           break;
 
+        case PMT_STATIC_TRANSFORM:
+          if( !CG_AttachmentAxis( &ps->attachment, transform ) )
+          {
+            CG_Printf( S_COLOR_RED "ERROR: a particle with velocityType "
+                "static_transform is not attached to something which can "
+                "provide a transformation\n" );
+            return NULL;
+          }
+
+          if( bp->velMoveValues.dirType == PMD_POINT )
+          {
+            vec3_t transPoint;
+
+            VectorMatrixMultiply( bp->velMoveValues.point, transform, transPoint );
+            VectorSubtract( transPoint, p->origin, p->velocity );
+          }
+          else if( bp->velMoveValues.dirType == PMD_LINEAR )
+            VectorMatrixMultiply( bp->velMoveValues.dir, transform, p->velocity );
+          break;
+
         case PMT_TAG:
         case PMT_CENT_ANGLES:
           if( bp->velMoveValues.dirType == PMD_POINT )
@@ -186,7 +227,11 @@ static particle_t *CG_SpawnNewParticle( baseParticle_t *bp, particleEjector_t *p
 
         case PMT_NORMAL:
           if( !ps->normalValid )
+          {
+            CG_Printf( S_COLOR_RED "ERROR: a particle with velocityType "
+                "normal has no normal\n" );
             return NULL;
+          }
 
           VectorCopy( ps->normal, p->velocity );
 
@@ -225,6 +270,18 @@ static particle_t *CG_SpawnNewParticle( baseParticle_t *bp, particleEjector_t *p
         }
       }
 
+      //this particle has a child trail system attached
+      if( bp->childTrailSystemName[ 0 ] != '\0' )
+      {
+        trailSystem_t *ts = CG_SpawnNewTrailSystem( bp->childTrailSystemHandle );
+
+        if( CG_IsTrailSystemValid( &ts ) )
+        {
+          CG_SetAttachmentParticle( &ts->frontAttachment, p );
+          CG_AttachToParticle( &ts->frontAttachment );
+        }
+      }
+
       break;
     }
   }
@@ -415,11 +472,11 @@ qhandle_t CG_RegisterParticleSystem( char *name )
   baseParticleEjector_t *bpe;
   baseParticle_t        *bp;
 
-  for( i = 0; i < MAX_PARTICLE_SYSTEMS; i++ )
+  for( i = 0; i < MAX_BASEPARTICLE_SYSTEMS; i++ )
   {
     bps = &baseParticleSystems[ i ];
 
-    if( !strcmp( bps->name, name ) )
+    if( !Q_stricmpn( bps->name, name, MAX_QPATH ) )
     {
       //already registered
       if( bps->registered )
@@ -436,6 +493,9 @@ qhandle_t CG_RegisterParticleSystem( char *name )
           for( k = 0; k < bp->numFrames; k++ )
             bp->shaders[ k ] = trap_R_RegisterShader( bp->shaderNames[ k ] );
 
+          for( k = 0; k < bp->numModels; k++ )
+            bp->models[ k ] = trap_R_RegisterModel( bp->modelNames[ k ] );
+
           //recursively register any children
           if( bp->childSystemName[ 0 ] != '\0' )
           {
@@ -450,6 +510,9 @@ qhandle_t CG_RegisterParticleSystem( char *name )
             //the system deals with it
             CG_RegisterParticleSystem( bp->onDeathSystemName );
           }
+
+          if( bp->childTrailSystemName[ 0 ] != '\0' )
+            bp->childTrailSystemHandle = CG_RegisterTrailSystem( bp->childTrailSystemName );
         }
       }
 
@@ -571,6 +634,13 @@ static qboolean CG_ParseParticle( baseParticle_t *bp, char **text_p )
     }
     else if( !Q_stricmp( token, "shader" ) )
     {
+      if( bp->numModels > 0 )
+      {
+        CG_Printf( S_COLOR_RED "ERROR: 'shader' not allowed in "
+            "conjunction with 'model'\n", token );
+        break;
+      }
+
       token = COM_Parse( text_p );
       if( !token )
         break;
@@ -581,15 +651,86 @@ static qboolean CG_ParseParticle( baseParticle_t *bp, char **text_p )
         bp->framerate = atof_neg( token, qfalse );
 
       token = COM_ParseExt( text_p, qfalse );
+      if( !*token )
+        break;
 
-      while( token && token[ 0 ] != 0 )
+      while( *token && bp->numFrames < MAX_PS_SHADER_FRAMES )
       {
         Q_strncpyz( bp->shaderNames[ bp->numFrames++ ], token, MAX_QPATH );
         token = COM_ParseExt( text_p, qfalse );
       }
 
-      if( !token )
+      continue;
+    }
+    else if( !Q_stricmp( token, "model" ) )
+    {
+      if( bp->numFrames > 0 )
+      {
+        CG_Printf( S_COLOR_RED "ERROR: 'model' not allowed in "
+            "conjunction with 'shader'\n", token );
         break;
+      }
+
+      token = COM_ParseExt( text_p, qfalse );
+      if( !*token )
+        break;
+
+      while( *token && bp->numModels < MAX_PS_MODELS )
+      {
+        Q_strncpyz( bp->modelNames[ bp->numModels++ ], token, MAX_QPATH );
+        token = COM_ParseExt( text_p, qfalse );
+      }
+
+      continue;
+    }
+    else if( !Q_stricmp( token, "modelAnimation" ) )
+    {
+      token = COM_Parse( text_p );
+      if( !*token )
+        break;
+
+      bp->modelAnimation.firstFrame = atoi_neg( token, qfalse );
+
+      token = COM_Parse( text_p );
+      if( !*token )
+        break;
+
+      bp->modelAnimation.numFrames = atoi( token );
+      bp->modelAnimation.reversed = qfalse;
+      bp->modelAnimation.flipflop = qfalse;
+
+      // if numFrames is negative the animation is reversed
+      if( bp->modelAnimation.numFrames < 0 )
+      {
+        bp->modelAnimation.numFrames = -bp->modelAnimation.numFrames;
+        bp->modelAnimation.reversed = qtrue;
+      }
+
+      token = COM_Parse( text_p );
+      if( !*token )
+        break;
+
+      bp->modelAnimation.loopFrames = atoi( token );
+
+      token = COM_Parse( text_p );
+      if( !*token )
+        break;
+
+      if( !Q_stricmp( token, "sync" ) )
+      {
+        bp->modelAnimation.frameLerp = -1;
+        bp->modelAnimation.initialLerp = -1;
+      }
+      else
+      {
+        float fps = atof_neg( token, qfalse );
+
+        if( fps == 0.0f )
+          fps = 1.0f;
+
+        bp->modelAnimation.frameLerp = 1000 / fps;
+        bp->modelAnimation.initialLerp = 1000 / fps;
+      }
 
       continue;
     }
@@ -602,6 +743,8 @@ static qboolean CG_ParseParticle( baseParticle_t *bp, char **text_p )
 
       if( !Q_stricmp( token, "static" ) )
         bp->velMoveType = PMT_STATIC;
+      else if( !Q_stricmp( token, "static_transform" ) )
+        bp->velMoveType = PMT_STATIC_TRANSFORM;
       else if( !Q_stricmp( token, "tag" ) )
         bp->velMoveType = PMT_TAG;
       else if( !Q_stricmp( token, "cent" ) )
@@ -701,6 +844,8 @@ static qboolean CG_ParseParticle( baseParticle_t *bp, char **text_p )
 
       if( !Q_stricmp( token, "static" ) )
         bp->accMoveType = PMT_STATIC;
+      else if( !Q_stricmp( token, "static_transform" ) )
+        bp->accMoveType = PMT_STATIC_TRANSFORM;
       else if( !Q_stricmp( token, "tag" ) )
         bp->accMoveType = PMT_TAG;
       else if( !Q_stricmp( token, "cent" ) )
@@ -978,6 +1123,16 @@ static qboolean CG_ParseParticle( baseParticle_t *bp, char **text_p )
 
       continue;
     }
+    else if( !Q_stricmp( token, "childTrailSystem" ) )
+    {
+      token = COM_Parse( text_p );
+      if( !token )
+        break;
+
+      Q_strncpyz( bp->childTrailSystemName, token, MAX_QPATH );
+
+      continue;
+    }
     else if( !Q_stricmp( token, "}" ) )
       return qtrue; //reached the end of this particle
     else
@@ -1176,6 +1331,8 @@ static qboolean CG_ParseParticleSystem( baseParticleSystem_t *bps, char **text_p
       }
       continue;
     }
+    else if( !Q_stricmp( token, "thirdPersonOnly" ) )
+      bps->thirdPersonOnly = qtrue;
     else if( !Q_stricmp( token, "ejector" ) ) //acceptable text
       continue;
     else if( !Q_stricmp( token, "}" ) )
@@ -1609,6 +1766,13 @@ static void CG_EvaluateParticlePhysics( particle_t *p )
   vec3_t            mins, maxs;
   float             deltaTime, bounce, radius, dot;
   trace_t           trace;
+  vec3_t            transform[ 3 ];
+
+  if( p->atRest )
+  {
+    VectorClear( p->velocity );
+    return;
+  }
 
   switch( bp->accMoveType )
   {
@@ -1620,6 +1784,26 @@ static void CG_EvaluateParticlePhysics( particle_t *p )
 
       break;
 
+    case PMT_STATIC_TRANSFORM:
+      if( !CG_AttachmentAxis( &ps->attachment, transform ) )
+      {
+        CG_Printf( S_COLOR_RED "ERROR: a particle with accelerationType "
+            "static_transform is not attached to something which can "
+            "provide a transformation\n" );
+        return;
+      }
+
+      if( bp->accMoveValues.dirType == PMD_POINT )
+      {
+        vec3_t transPoint;
+
+        VectorMatrixMultiply( bp->accMoveValues.point, transform, transPoint );
+        VectorSubtract( transPoint, p->origin, acceleration );
+      }
+      else if( bp->accMoveValues.dirType == PMD_LINEAR )
+        VectorMatrixMultiply( bp->accMoveValues.dir, transform, acceleration );
+      break;
+
     case PMT_TAG:
     case PMT_CENT_ANGLES:
       if( bp->accMoveValues.dirType == PMD_POINT )
@@ -1720,6 +1904,11 @@ static void CG_EvaluateParticlePhysics( particle_t *p )
 
   VectorScale( p->velocity, bounce, p->velocity );
 
+  if( trace.plane.normal[ 2 ] > 0.0f &&
+      ( p->velocity[ 2 ] < 40.0f ||
+        p->velocity[ 2 ] < -cg.frametime * p->velocity[ 2 ] ) )
+    p->atRest = qtrue;
+
   VectorCopy( trace.endpos, p->origin );
 }
 
@@ -1827,71 +2016,129 @@ Actually render a particle
 */
 static void CG_RenderParticle( particle_t *p )
 {
-  refEntity_t     re;
-  float           timeFrac;
-  int             index;
-  baseParticle_t  *bp = p->class;
-  vec3_t          alight, dlight, lightdir;
-  int             i;
+  refEntity_t           re;
+  float                 timeFrac, scale;
+  int                   index;
+  baseParticle_t        *bp = p->class;
+  particleSystem_t      *ps = p->parent->parent;
+  baseParticleSystem_t  *bps = ps->class;
+  vec3_t                alight, dlight, lightdir;
+  int                   i;
+  vec3_t                up = { 0.0f, 0.0f, 1.0f };
 
   memset( &re, 0, sizeof( refEntity_t ) );
 
-  for( i = 0; i <= 3; re.shaderRGBA[ i++ ] = 0xFF );
-
   timeFrac = CG_CalculateTimeFrac( p->birthTime, p->lifeTime, 0 );
 
-  re.reType = RT_SPRITE;
-  re.shaderTime = p->birthTime / 1000.0f; //FIXME: allow user to change?
-
-  re.shaderRGBA[ 3 ] = (byte)( (float)0xFF *
-                       CG_LerpValues( p->alpha.initial,
-                             p->alpha.final,
-                             CG_CalculateTimeFrac( p->birthTime,
-                                                   p->lifeTime,
-                                                   p->alpha.delay ) ) );
-
-  re.radius = CG_LerpValues( p->radius.initial,
+  scale = CG_LerpValues( p->radius.initial,
                     p->radius.final,
                     CG_CalculateTimeFrac( p->birthTime,
                                           p->lifeTime,
                                           p->radius.delay ) );
 
-  re.rotation = CG_LerpValues( p->rotation.initial,
-                      p->rotation.final,
-                      CG_CalculateTimeFrac( p->birthTime,
-                                            p->lifeTime,
-                                            p->rotation.delay ) );
+  if( bp->numFrames )       //shader based
+  {
+    re.reType = RT_SPRITE;
 
-  // if the view would be "inside" the sprite, kill the sprite
-  // so it doesn't add too much overdraw
-  if( Distance( p->origin, cg.refdef.vieworg ) < re.radius && bp->overdrawProtection )
-    return;
+    re.shaderTime = p->birthTime / 1000.0f; //FIXME: allow user to change?
 
-  //apply environmental lighting to the particle
-  if( bp->realLight )
-  {
-    trap_R_LightForPoint( p->origin, alight, dlight, lightdir );
-    for( i = 0; i <= 2; i++ )
-      re.shaderRGBA[ i ] = (int)alight[ i ];
-  }
+    //apply environmental lighting to the particle
+    if( bp->realLight )
+    {
+      trap_R_LightForPoint( p->origin, alight, dlight, lightdir );
+      for( i = 0; i <= 2; i++ )
+        re.shaderRGBA[ i ] = (int)alight[ i ];
+    }
+    else
+      for( i = 0; i <= 3; re.shaderRGBA[ i++ ] = 0xFF );
 
-  if( bp->framerate == 0.0f )
-  {
-    //sync animation time to lifeTime of particle
-    index = (int)( timeFrac * ( bp->numFrames + 1 ) );
+    re.shaderRGBA[ 3 ] = (byte)( (float)0xFF *
+                         CG_LerpValues( p->alpha.initial,
+                               p->alpha.final,
+                               CG_CalculateTimeFrac( p->birthTime,
+                                                     p->lifeTime,
+                                                     p->alpha.delay ) ) );
+
+    re.radius = scale;
+
+    re.rotation = CG_LerpValues( p->rotation.initial,
+                        p->rotation.final,
+                        CG_CalculateTimeFrac( p->birthTime,
+                                              p->lifeTime,
+                                              p->rotation.delay ) );
 
-    if( index >= bp->numFrames )
-      index = bp->numFrames - 1;
+    // if the view would be "inside" the sprite, kill the sprite
+    // so it doesn't add too much overdraw
+    if( Distance( p->origin, cg.refdef.vieworg ) < re.radius && bp->overdrawProtection )
+      return;
+
+    if( bp->framerate == 0.0f )
+    {
+      //sync animation time to lifeTime of particle
+      index = (int)( timeFrac * ( bp->numFrames + 1 ) );
+
+      if( index >= bp->numFrames )
+        index = bp->numFrames - 1;
+
+      re.customShader = bp->shaders[ index ];
+    }
+    else
+    {
+      //looping animation
+      index = (int)( bp->framerate * timeFrac * p->lifeTime * 0.001 ) % bp->numFrames;
+      re.customShader = bp->shaders[ index ];
+    }
 
-    re.customShader = bp->shaders[ index ];
   }
-  else
+  else if( bp->numModels )  //model based
   {
-    //looping animation
-    index = (int)( bp->framerate * timeFrac * p->lifeTime * 0.001 ) % bp->numFrames;
-    re.customShader = bp->shaders[ index ];
+    re.reType = RT_MODEL;
+
+    re.hModel = p->model;
+
+    if( p->atRest )
+      AxisCopy( p->lastAxis, re.axis );
+    else
+    {
+      // convert direction of travel into axis
+      VectorNormalize2( p->velocity, re.axis[ 0 ] );
+
+      if( re.axis[ 0 ][ 0 ] == 0.0f && re.axis[ 0 ][ 1 ] == 0.0f )
+        AxisCopy( axisDefault, re.axis );
+      else
+      {
+        ProjectPointOnPlane( re.axis[ 2 ], up, re.axis[ 0 ] );
+        VectorNormalize( re.axis[ 2 ] );
+        CrossProduct( re.axis[ 2 ], re.axis[ 0 ], re.axis[ 1 ] );
+      }
+
+      AxisCopy( re.axis, p->lastAxis );
+    }
+
+    if( scale != 1.0f )
+    {
+      VectorScale( re.axis[ 0 ], scale, re.axis[ 0 ] );
+      VectorScale( re.axis[ 1 ], scale, re.axis[ 1 ] );
+      VectorScale( re.axis[ 2 ], scale, re.axis[ 2 ] );
+      re.nonNormalizedAxes = qtrue;
+    }
+    else
+      re.nonNormalizedAxes = qfalse;
+
+    p->lf.animation = &bp->modelAnimation;
+
+    //run animation
+    CG_RunLerpFrame( &p->lf );
+
+    re.oldframe = p->lf.oldFrame;
+    re.frame    = p->lf.frame;
+    re.backlerp = p->lf.backlerp;
   }
 
+  if( bps->thirdPersonOnly &&
+      CG_AttachmentCentNum( &ps->attachment ) == cg.snap->ps.clientNum )
+    re.renderfx |= RF_THIRD_PERSON;
+
   VectorCopy( p->origin, re.origin );
 
   trap_R_AddRefEntityToScene( &re );
diff --git a/src/cgame/cg_players.c b/src/cgame/cg_players.c
index 1ef18f8b..dce04324 100644
--- a/src/cgame/cg_players.c
+++ b/src/cgame/cg_players.c
@@ -903,13 +903,13 @@ static void CG_SetLerpFrameAnimation( clientInfo_t *ci, lerpFrame_t *lf, int new
 
 /*
 ===============
-CG_RunLerpFrame
+CG_RunPlayerLerpFrame
 
 Sets cg.snap, cg.oldFrame, and cg.backlerp
 cg.time should be between oldFrameTime and frameTime after exit
 ===============
 */
-static void CG_RunLerpFrame( clientInfo_t *ci, lerpFrame_t *lf, int newAnimation, float speedScale )
+static void CG_RunPlayerLerpFrame( clientInfo_t *ci, lerpFrame_t *lf, int newAnimation, float speedScale )
 {
   int         f, numFrames;
   animation_t *anim;
@@ -1035,15 +1035,15 @@ static void CG_PlayerAnimation( centity_t *cent, int *legsOld, int *legs, float
 
   // do the shuffle turn frames locally
   if( cent->pe.legs.yawing && ( cent->currentState.legsAnim & ~ANIM_TOGGLEBIT ) == LEGS_IDLE )
-    CG_RunLerpFrame( ci, &cent->pe.legs, LEGS_TURN, speedScale );
+    CG_RunPlayerLerpFrame( ci, &cent->pe.legs, LEGS_TURN, speedScale );
   else
-    CG_RunLerpFrame( ci, &cent->pe.legs, cent->currentState.legsAnim, speedScale );
+    CG_RunPlayerLerpFrame( ci, &cent->pe.legs, cent->currentState.legsAnim, speedScale );
 
   *legsOld = cent->pe.legs.oldFrame;
   *legs = cent->pe.legs.frame;
   *legsBackLerp = cent->pe.legs.backlerp;
 
-  CG_RunLerpFrame( ci, &cent->pe.torso, cent->currentState.torsoAnim, speedScale );
+  CG_RunPlayerLerpFrame( ci, &cent->pe.torso, cent->currentState.torsoAnim, speedScale );
 
   *torsoOld = cent->pe.torso.oldFrame;
   *torso = cent->pe.torso.frame;
@@ -1075,9 +1075,9 @@ static void CG_PlayerNonSegAnimation( centity_t *cent, int *nonSegOld,
 
   // do the shuffle turn frames locally
   if( cent->pe.nonseg.yawing && ( cent->currentState.legsAnim & ~ANIM_TOGGLEBIT ) == NSPA_STAND )
-    CG_RunLerpFrame( ci, &cent->pe.nonseg, NSPA_TURN, speedScale );
+    CG_RunPlayerLerpFrame( ci, &cent->pe.nonseg, NSPA_TURN, speedScale );
   else
-    CG_RunLerpFrame( ci, &cent->pe.nonseg, cent->currentState.legsAnim, speedScale );
+    CG_RunPlayerLerpFrame( ci, &cent->pe.nonseg, cent->currentState.legsAnim, speedScale );
 
   *nonSegOld = cent->pe.nonseg.oldFrame;
   *nonSeg = cent->pe.nonseg.frame;
@@ -2347,13 +2347,13 @@ void CG_Corpse( centity_t *cent )
   else if( !ci->nonsegmented )
   {
     memset( &cent->pe.legs, 0, sizeof( lerpFrame_t ) );
-    CG_RunLerpFrame( ci, &cent->pe.legs, es->legsAnim, 1 );
+    CG_RunPlayerLerpFrame( ci, &cent->pe.legs, es->legsAnim, 1 );
     legs.oldframe = cent->pe.legs.oldFrame;
     legs.frame = cent->pe.legs.frame;
     legs.backlerp = cent->pe.legs.backlerp;
 
     memset( &cent->pe.torso, 0, sizeof( lerpFrame_t ) );
-    CG_RunLerpFrame( ci, &cent->pe.torso, es->torsoAnim, 1 );
+    CG_RunPlayerLerpFrame( ci, &cent->pe.torso, es->torsoAnim, 1 );
     torso.oldframe = cent->pe.torso.oldFrame;
     torso.frame = cent->pe.torso.frame;
     torso.backlerp = cent->pe.torso.backlerp;
@@ -2361,7 +2361,7 @@ void CG_Corpse( centity_t *cent )
   else
   {
     memset( &cent->pe.nonseg, 0, sizeof( lerpFrame_t ) );
-    CG_RunLerpFrame( ci, &cent->pe.nonseg, es->legsAnim, 1 );
+    CG_RunPlayerLerpFrame( ci, &cent->pe.nonseg, es->legsAnim, 1 );
     legs.oldframe = cent->pe.nonseg.oldFrame;
     legs.frame = cent->pe.nonseg.frame;
     legs.backlerp = cent->pe.nonseg.backlerp;
diff --git a/src/cgame/cg_trails.c b/src/cgame/cg_trails.c
index e80225e4..6f9aefcf 100644
--- a/src/cgame/cg_trails.c
+++ b/src/cgame/cg_trails.c
@@ -25,12 +25,12 @@ static trailBeam_t        trailBeams[ MAX_TRAIL_BEAMS ];
 
 /*
 ===============
-CG_CalculateBeamTextureCoordinates
+CG_CalculateBeamNodeProperties
 
 Fills in trailBeamNode_t.textureCoord
 ===============
 */
-static void CG_CalculateBeamTextureCoordinates( trailBeam_t *tb )
+static void CG_CalculateBeamNodeProperties( trailBeam_t *tb )
 {
   trailBeamNode_t *i = NULL;
   trailSystem_t   *ts;
@@ -129,20 +129,30 @@ Renders a beam
 */
 static void CG_RenderBeam( trailBeam_t *tb )
 {
-  trailBeamNode_t *i = NULL;
-  trailBeamNode_t *prev = NULL;
-  trailBeamNode_t *next = NULL;
-  vec3_t          up;
-  polyVert_t      verts[ ( MAX_TRAIL_BEAM_NODES - 1 ) * 4 ];
-  int             numVerts = 0;
-  baseTrailBeam_t *btb;
+  trailBeamNode_t   *i = NULL;
+  trailBeamNode_t   *prev = NULL;
+  trailBeamNode_t   *next = NULL;
+  vec3_t            up;
+  polyVert_t        verts[ ( MAX_TRAIL_BEAM_NODES - 1 ) * 4 ];
+  int               numVerts = 0;
+  baseTrailBeam_t   *btb;
+  trailSystem_t     *ts;
+  baseTrailSystem_t *bts;
 
   if( !tb || !tb->nodes )
     return;
 
   btb = tb->class;
+  ts = tb->parent;
+  bts = ts->class;
 
-  CG_CalculateBeamTextureCoordinates( tb );
+  if( bts->thirdPersonOnly &&
+      ( CG_AttachmentCentNum( &ts->frontAttachment ) == cg.snap->ps.clientNum ||
+        CG_AttachmentCentNum( &ts->backAttachment ) == cg.snap->ps.clientNum ) &&
+      !cg.renderingThirdPerson )
+    return;
+
+  CG_CalculateBeamNodeProperties( tb );
 
   i = tb->nodes;
 
@@ -171,7 +181,7 @@ static void CG_RenderBeam( trailBeam_t *tb )
 
     if( prev )
     {
-      VectorMA( i->position, i->halfWidth + i->jitter, up, verts[ numVerts ].xyz );
+      VectorMA( i->position, i->halfWidth, up, verts[ numVerts ].xyz );
       verts[ numVerts ].st[ 0 ] = i->textureCoord;
       verts[ numVerts ].st[ 1 ] = 1.0f;
 
@@ -185,7 +195,7 @@ static void CG_RenderBeam( trailBeam_t *tb )
 
       numVerts++;
 
-      VectorMA( i->position, -i->halfWidth + i->jitter, up, verts[ numVerts ].xyz );
+      VectorMA( i->position, -i->halfWidth, up, verts[ numVerts ].xyz );
       verts[ numVerts ].st[ 0 ] = i->textureCoord;
       verts[ numVerts ].st[ 1 ] = 0.0f;
 
@@ -202,7 +212,7 @@ static void CG_RenderBeam( trailBeam_t *tb )
 
     if( next )
     {
-      VectorMA( i->position, -i->halfWidth + i->jitter, up, verts[ numVerts ].xyz );
+      VectorMA( i->position, -i->halfWidth, up, verts[ numVerts ].xyz );
       verts[ numVerts ].st[ 0 ] = i->textureCoord;
       verts[ numVerts ].st[ 1 ] = 0.0f;
 
@@ -216,7 +226,7 @@ static void CG_RenderBeam( trailBeam_t *tb )
 
       numVerts++;
 
-      VectorMA( i->position, i->halfWidth + i->jitter, up, verts[ numVerts ].xyz );
+      VectorMA( i->position, i->halfWidth, up, verts[ numVerts ].xyz );
       verts[ numVerts ].st[ 0 ] = i->textureCoord;
       verts[ numVerts ].st[ 1 ] = 1.0f;
 
@@ -444,7 +454,10 @@ static void CG_ApplyJitters( trailBeam_t *tb )
     if( tb->nextJitterTimes[ j ] <= cg.time )
     {
       for( i = tb->nodes; i; i = i->next )
-        i->jitters[ j ] = ( crandom( ) * btb->jitters[ j ].magnitude );
+      {
+        i->jitters[ j ][ 0 ] = ( crandom( ) * btb->jitters[ j ].magnitude );
+        i->jitters[ j ][ 1 ] = ( crandom( ) * btb->jitters[ j ].magnitude );
+      }
 
       tb->nextJitterTimes[ j ] = cg.time + btb->jitters[ j ].period;
     }
@@ -464,12 +477,46 @@ static void CG_ApplyJitters( trailBeam_t *tb )
 
   for( i = start; i; i = i->next )
   {
-    i->jitter = 0.0f;
+    vec3_t          forward, right, up;
+    trailBeamNode_t *prev;
+    trailBeamNode_t *next;
+    float           upJitter = 0.0f, rightJitter = 0.0f;
+
+    prev = i->prev;
+    next = i->next;
+
+    if( prev && next )
+    {
+      //this node has two neighbours
+      GetPerpendicularViewVector( cg.refdef.vieworg, next->position, prev->position, up );
+      VectorSubtract( next->position, prev->position, forward );
+    }
+    else if( !prev && next )
+    {
+      //this is the front
+      GetPerpendicularViewVector( cg.refdef.vieworg, next->position, i->position, up );
+      VectorSubtract( next->position, i->position, forward );
+    }
+    else if( prev && !next )
+    {
+      //this is the back
+      GetPerpendicularViewVector( cg.refdef.vieworg, i->position, prev->position, up );
+      VectorSubtract( i->position, prev->position, forward );
+    }
+
+    VectorNormalize( forward );
+    CrossProduct( forward, up, right );
+    VectorNormalize( right );
 
     for( j = 0; j < btb->numJitters; j++ )
-      i->jitter += i->jitters[ j ];
+    {
+      upJitter += i->jitters[ j ][ 0 ];
+      rightJitter += i->jitters[ j ][ 1 ];
+    }
+
+    VectorMA( i->position, upJitter, up, i->position );
+    VectorMA( i->position, rightJitter, right, i->position );
 
-    //mmmm... nice
     if( i == end )
       break;
   }
@@ -513,7 +560,8 @@ static void CG_UpdateBeam( trailBeam_t *tb )
       if( !tb->nodes->next && CG_Attached( &ts->frontAttachment ) )
       {
         // this is the first node to be added
-        CG_AttachmentPoint( &ts->frontAttachment, i->refPosition );
+        if( !CG_AttachmentPoint( &ts->frontAttachment, i->refPosition ) )
+          CG_DestroyTrailSystem( &ts );
       }
       else
         VectorCopy( i->prev->refPosition, i->refPosition );
@@ -536,8 +584,12 @@ static void CG_UpdateBeam( trailBeam_t *tb )
       return;
     }
 
-    CG_AttachmentPoint( &ts->frontAttachment, front );
-    CG_AttachmentPoint( &ts->backAttachment, back );
+    if( !CG_AttachmentPoint( &ts->frontAttachment, front ) )
+      CG_DestroyTrailSystem( &ts );
+
+    if( !CG_AttachmentPoint( &ts->backAttachment, back ) )
+      CG_DestroyTrailSystem( &ts );
+
     VectorSubtract( back, front, dir );
 
     for( j = 0, i = tb->nodes; i; i = i->next, j++ )
@@ -585,7 +637,9 @@ static void CG_UpdateBeam( trailBeam_t *tb )
       }
     }
 
-    CG_AttachmentPoint( &ts->frontAttachment, tb->nodes->refPosition );
+    if( !CG_AttachmentPoint( &ts->frontAttachment, tb->nodes->refPosition ) )
+      CG_DestroyTrailSystem( &ts );
+
     VectorCopy( tb->nodes->refPosition, tb->nodes->position );
   }
 
@@ -940,6 +994,8 @@ static qboolean CG_ParseTrailSystem( baseTrailSystem_t *bts, char **text_p, cons
       }
       continue;
     }
+    else if( !Q_stricmp( token, "thirdPersonOnly" ) )
+      bts->thirdPersonOnly = qtrue;
     else if( !Q_stricmp( token, "beam" ) ) //acceptable text
       continue;
     else if( !Q_stricmp( token, "}" ) )
@@ -1118,7 +1174,7 @@ qhandle_t CG_RegisterTrailSystem( char *name )
   baseTrailSystem_t *bts;
   baseTrailBeam_t   *btb;
 
-  for( i = 0; i < MAX_TRAIL_SYSTEMS; i++ )
+  for( i = 0; i < MAX_BASETRAIL_SYSTEMS; i++ )
   {
     bts = &baseTrailSystems[ i ];
 
diff --git a/src/cgame/cg_weapons.c b/src/cgame/cg_weapons.c
index 935342ac..7df8b0fa 100644
--- a/src/cgame/cg_weapons.c
+++ b/src/cgame/cg_weapons.c
@@ -18,147 +18,6 @@
 #include "cg_local.h"
 
 /*
-==========================
-CG_MachineGunEjectBrass
-==========================
-*/
-static void CG_MachineGunEjectBrass( centity_t *cent )
-{
-  localEntity_t *le;
-  refEntity_t   *re;
-  vec3_t        velocity, xvelocity;
-  vec3_t        offset, xoffset;
-  float         waterScale = 1.0f;
-  vec3_t        v[ 3 ];
-
-  if( cg_brassTime.integer <= 0 )
-    return;
-
-  le = CG_AllocLocalEntity( );
-  re = &le->refEntity;
-
-  velocity[ 0 ] = 0;
-  velocity[ 1 ] = -50 + 40 * crandom( );
-  velocity[ 2 ] = 100 + 50 * crandom( );
-
-  le->leType = LE_FRAGMENT;
-  le->startTime = cg.time;
-  le->endTime = le->startTime + cg_brassTime.integer + ( cg_brassTime.integer / 4 ) * random( );
-
-  le->pos.trType = TR_GRAVITY;
-  le->pos.trTime = cg.time - ( rand( ) & 15 );
-
-  AnglesToAxis( cent->lerpAngles, v );
-
-  offset[ 0 ] = 8;
-  offset[ 1 ] = -4;
-  offset[ 2 ] = 24;
-
-  xoffset[ 0 ] = offset[ 0 ] * v[ 0 ][ 0 ] + offset[ 1 ] * v[ 1 ][ 0 ] + offset[ 2 ] * v[ 2 ][ 0 ];
-  xoffset[ 1 ] = offset[ 0 ] * v[ 0 ][ 1 ] + offset[ 1 ] * v[ 1 ][ 1 ] + offset[ 2 ] * v[ 2 ][ 1 ];
-  xoffset[ 2 ] = offset[ 0 ] * v[ 0 ][ 2 ] + offset[ 1 ] * v[ 1 ][ 2 ] + offset[ 2 ] * v[ 2 ][ 2 ];
-  VectorAdd( cent->lerpOrigin, xoffset, re->origin );
-
-  VectorCopy( re->origin, le->pos.trBase );
-
-  if( CG_PointContents( re->origin, -1 ) & CONTENTS_WATER )
-    waterScale = 0.10f;
-
-  xvelocity[ 0 ] = velocity[ 0 ] * v[ 0 ][ 0 ] + velocity[ 1 ] * v[ 1 ][ 0 ] + velocity[ 2 ] * v[ 2 ][ 0 ];
-  xvelocity[ 1 ] = velocity[ 0 ] * v[ 0 ][ 1 ] + velocity[ 1 ] * v[ 1 ][ 1 ] + velocity[ 2 ] * v[ 2 ][ 1 ];
-  xvelocity[ 2 ] = velocity[ 0 ] * v[ 0 ][ 2 ] + velocity[ 1 ] * v[ 1 ][ 2 ] + velocity[ 2 ] * v[ 2 ][ 2 ];
-  VectorScale( xvelocity, waterScale, le->pos.trDelta );
-
-  AxisCopy( axisDefault, re->axis );
-  re->hModel = cgs.media.machinegunBrassModel;
-
-  le->bounceFactor = 0.4 * waterScale;
-
-  le->angles.trType = TR_LINEAR;
-  le->angles.trTime = cg.time;
-  le->angles.trBase[ 0 ] = rand( ) & 31;
-  le->angles.trBase[ 1 ] = rand( ) & 31;
-  le->angles.trBase[ 2 ] = rand( ) & 31;
-  le->angles.trDelta[ 0 ] = 2;
-  le->angles.trDelta[ 1 ] = 1;
-  le->angles.trDelta[ 2 ] = 0;
-
-  le->leFlags = LEF_TUMBLE;
-  le->leBounceSoundType = LEBS_BRASS;
-  le->leMarkType = LEMT_NONE;
-}
-
-/*
-==========================
-CG_ShotgunEjectBrass
-==========================
-*/
-static void CG_ShotgunEjectBrass( centity_t *cent )
-{
-  localEntity_t *le;
-  refEntity_t   *re;
-  vec3_t        velocity, xvelocity;
-  vec3_t        offset, xoffset;
-  vec3_t        v[ 3 ];
-  float         waterScale = 1.0f;
-
-  if( cg_brassTime.integer <= 0 )
-    return;
-
-  le = CG_AllocLocalEntity( );
-  re = &le->refEntity;
-
-  velocity[ 0 ] = 60 + 60 * crandom( );
-  velocity[ 1 ] = 40 + 10 * crandom( );
-  velocity[ 2 ] = 100 + 50 * crandom( );
-
-  le->leType = LE_FRAGMENT;
-  le->startTime = cg.time;
-  le->endTime = le->startTime + cg_brassTime.integer * 3 + cg_brassTime.integer * random( );
-
-  le->pos.trType = TR_GRAVITY;
-  le->pos.trTime = cg.time;
-
-  AnglesToAxis( cent->lerpAngles, v );
-
-  offset[ 0 ] = 8;
-  offset[ 1 ] = 0;
-  offset[ 2 ] = 24;
-
-  xoffset[ 0 ] = offset[ 0 ] * v[ 0 ][ 0 ] + offset[ 1 ] * v[ 1 ][ 0 ] + offset[ 2 ] * v[ 2 ][ 0 ];
-  xoffset[ 1 ] = offset[ 0 ] * v[ 0 ][ 1 ] + offset[ 1 ] * v[ 1 ][ 1 ] + offset[ 2 ] * v[ 2 ][ 1 ];
-  xoffset[ 2 ] = offset[ 0 ] * v[ 0 ][ 2 ] + offset[ 1 ] * v[ 1 ][ 2 ] + offset[ 2 ] * v[ 2 ][ 2 ];
-  VectorAdd( cent->lerpOrigin, xoffset, re->origin );
-  VectorCopy( re->origin, le->pos.trBase );
-
-  if( CG_PointContents( re->origin, -1 ) & CONTENTS_WATER )
-    waterScale = 0.10f;
-
-  xvelocity[ 0 ] = velocity[ 0 ] * v[ 0 ][ 0 ] + velocity[ 1 ] * v[ 1 ][ 0 ] + velocity[ 2 ] * v[ 2 ][ 0 ];
-  xvelocity[ 1 ] = velocity[ 0 ] * v[ 0 ][ 1 ] + velocity[ 1 ] * v[ 1 ][ 1 ] + velocity[ 2 ] * v[ 2 ][ 1 ];
-  xvelocity[ 2 ] = velocity[ 0 ] * v[ 0 ][ 2 ] + velocity[ 1 ] * v[ 1 ][ 2 ] + velocity[ 2 ] * v[ 2 ][ 2 ];
-  VectorScale( xvelocity, waterScale, le->pos.trDelta );
-
-  AxisCopy( axisDefault, re->axis );
-  re->hModel = cgs.media.shotgunBrassModel;
-  le->bounceFactor = 0.3f;
-
-  le->angles.trType = TR_LINEAR;
-  le->angles.trTime = cg.time;
-  le->angles.trBase[ 0 ] = rand( )&31;
-  le->angles.trBase[ 1 ] = rand( )&31;
-  le->angles.trBase[ 2 ] = rand( )&31;
-  le->angles.trDelta[ 0 ] = 1;
-  le->angles.trDelta[ 1 ] = 0.5;
-  le->angles.trDelta[ 2 ] = 0;
-
-  le->leFlags = LEF_TUMBLE;
-  le->leBounceSoundType = LEBS_BRASS;
-  le->leMarkType = LEMT_NONE;
-}
-
-
-/*
 =================
 CG_RegisterUpgrade
 
@@ -809,19 +668,6 @@ void CG_RegisterWeapon( int weaponNum )
   //FIXME:
   for( i = WPM_NONE + 1; i < WPM_NUM_WEAPONMODES; i++ )
     weaponInfo->wim[ i ].loopFireSound = qfalse;
-
-  switch( weaponNum )
-  {
-    case WP_MACHINEGUN:
-    case WP_MGTURRET:
-    case WP_CHAINGUN:
-      weaponInfo->ejectBrassFunc = CG_MachineGunEjectBrass;
-      break;
-
-    case WP_SHOTGUN:
-      weaponInfo->ejectBrassFunc = CG_ShotgunEjectBrass;
-      break;
-  }
 }
 
 /*
@@ -1670,23 +1516,6 @@ void CG_FireWeapon( centity_t *cent, weaponMode_t weaponMode )
     if( wi->wim[ weaponMode ].flashSound[ c ] )
       trap_S_StartSound( NULL, es->number, CHAN_WEAPON, wi->wim[ weaponMode ].flashSound[ c ] );
   }
-
-  // do brass ejection
-  if( wi->ejectBrassFunc && cg_brassTime.integer > 0 )
-  {
-    if( es->eType == ET_BUILDABLE )
-    {
-      //yucko hack to get turret brass ejecting with the barrel instead of the base
-      vec3_t temp;
-
-      VectorCopy( cent->lerpAngles, temp );
-      VectorCopy( es->angles2, cent->lerpAngles );
-      wi->ejectBrassFunc( cent );
-      VectorCopy( temp, cent->lerpAngles );
-    }
-    else
-      wi->ejectBrassFunc( cent );
-  }
 }
 
 
diff --git a/src/game/g_utils.c b/src/game/g_utils.c
index fa4b5f23..1f4fa6df 100644
--- a/src/game/g_utils.c
+++ b/src/game/g_utils.c
@@ -987,7 +987,7 @@ gentity_t *G_ClosestEnt( vec3_t origin, gentity_t **entities, int numEntities )
   {
     gentity_t *ent = entities[ i ];
 
-    if( ( nd = VectorDistance( origin, ent->s.origin ) ) < d )
+    if( ( nd = Distance( origin, ent->s.origin ) ) < d )
     {
       d = nd;
       closestEnt = ent;
diff --git a/src/game/g_weapon.c b/src/game/g_weapon.c
index a28da78b..3f523071 100644
--- a/src/game/g_weapon.c
+++ b/src/game/g_weapon.c
@@ -1131,7 +1131,7 @@ void G_UpdateZaps( int msec )
           source = zap->targets[ j - 1 ];
 
         if( target->health <= 0 || !target->inuse || //early out
-            VectorDistance( source->s.origin, target->s.origin ) > LEVEL2_AREAZAP_RANGE )
+            Distance( source->s.origin, target->s.origin ) > LEVEL2_AREAZAP_RANGE )
         {
           target = zap->targets[ j ] = G_FindNewZapTarget( source );
 
diff --git a/src/game/q_math.c b/src/game/q_math.c
index 78209fd1..83410479 100644
--- a/src/game/q_math.c
+++ b/src/game/q_math.c
@@ -1279,6 +1279,17 @@ void MatrixMultiply( float in1[ 3 ][ 3 ], float in2[ 3 ][ 3 ], float out[ 3 ][ 3
                   in1[ 2 ][ 2 ] * in2[ 2 ][ 2 ];
 }
 
+/*
+================
+VectorMatrixMultiply
+================
+*/
+void VectorMatrixMultiply( const vec3_t p, vec3_t m[ 3 ], vec3_t out )
+{
+  out[ 0 ] = m[ 0 ][ 0 ] * p[ 0 ] + m[ 1 ][ 0 ] * p[ 1 ] + m[ 2 ][ 0 ] * p[ 2 ];
+  out[ 1 ] = m[ 0 ][ 1 ] * p[ 0 ] + m[ 1 ][ 1 ] * p[ 1 ] + m[ 2 ][ 1 ] * p[ 2 ];
+  out[ 2 ] = m[ 0 ][ 2 ] * p[ 0 ] + m[ 1 ][ 2 ] * p[ 1 ] + m[ 2 ][ 2 ] * p[ 2 ];
+}
 
 void AngleVectors( const vec3_t angles, vec3_t forward, vec3_t right, vec3_t up)
 {
diff --git a/src/game/q_shared.h b/src/game/q_shared.h
index e9c09c48..6b1c8932 100644
--- a/src/game/q_shared.h
+++ b/src/game/q_shared.h
@@ -771,6 +771,7 @@ void MakeNormalVectors( const vec3_t forward, vec3_t right, vec3_t up );
 //int PlaneTypeForNormal (vec3_t normal);
 
 void MatrixMultiply(float in1[3][3], float in2[3][3], float out[3][3]);
+void VectorMatrixMultiply( const vec3_t p, vec3_t m[ 3 ], vec3_t out );
 void AngleVectors( const vec3_t angles, vec3_t forward, vec3_t right, vec3_t up);
 void PerpendicularVector( vec3_t dst, const vec3_t src );