* Move the game source from mod/src/ to src/

1 files changed, 1051 insertions, 0 deletions

diff --git a/src/cgame/cg_buildable.c b/src/cgame/cg_buildable.c
new file mode 100644
index 00000000..348bb433
--- /dev/null
+++ b/src/cgame/cg_buildable.c
@@ -0,0 +1,1051 @@
+/*
+ *  Portions Copyright (C) 2000-2001 Tim Angus
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the OSML - Open Source Modification License v1.0 as
+ *  described in the file COPYING which is distributed with this source
+ *  code.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#include "cg_local.h"
+
+char *cg_buildableSoundNames[ MAX_BUILDABLE_ANIMATIONS ] =
+{
+  "construct1.wav",
+  "construct2.wav",
+  "idle1.wav",
+  "idle2.wav",
+  "idle3.wav",
+  "attack1.wav",
+  "attack2.wav",
+  "spawn1.wav",
+  "spawn2.wav",
+  "pain1.wav",
+  "pain2.wav",
+  "destroy1.wav",
+  "destroy2.wav",
+  "destroyed.wav"
+};
+
+static sfxHandle_t defaultAlienSounds[ MAX_BUILDABLE_ANIMATIONS ];
+static sfxHandle_t defaultHumanSounds[ MAX_BUILDABLE_ANIMATIONS ];
+
+/*
+===================
+CG_AlienBuildableExplosion
+
+Generated a bunch of gibs launching out from a location
+===================
+*/
+void CG_AlienBuildableExplosion( vec3_t origin, vec3_t dir )
+{
+  particleSystem_t  *ps;
+
+  trap_S_StartSound( origin, ENTITYNUM_WORLD, CHAN_AUTO, cgs.media.alienBuildableExplosion );
+
+  //particle system
+  ps = CG_SpawnNewParticleSystem( cgs.media.alienBuildableDestroyedPS );
+
+  if( CG_IsParticleSystemValid( &ps ) )
+  {
+    CG_SetAttachmentPoint( &ps->attachment, origin );
+    CG_SetParticleSystemNormal( ps, dir );
+    CG_AttachToPoint( &ps->attachment );
+  }
+}
+
+/*
+=================
+CG_HumanBuildableExplosion
+
+Called for human buildables as they are destroyed
+=================
+*/
+void CG_HumanBuildableExplosion( vec3_t origin, vec3_t dir )
+{
+  particleSystem_t  *ps;
+
+  trap_S_StartSound( origin, ENTITYNUM_WORLD, CHAN_AUTO, cgs.media.humanBuildableExplosion );
+
+  //particle system
+  ps = CG_SpawnNewParticleSystem( cgs.media.humanBuildableDestroyedPS );
+
+  if( CG_IsParticleSystemValid( &ps ) )
+  {
+    CG_SetAttachmentPoint( &ps->attachment, origin );
+    CG_SetParticleSystemNormal( ps, dir );
+    CG_AttachToPoint( &ps->attachment );
+  }
+}
+
+
+#define CREEP_SIZE            64.0f
+
+/*
+==================
+CG_Creep
+==================
+*/
+static void CG_Creep( centity_t *cent )
+{
+  int           msec;
+  float         size, frac;
+  trace_t       tr;
+  vec3_t        temp, origin;
+  int           scaleUpTime = BG_FindBuildTimeForBuildable( cent->currentState.modelindex );
+  int           time;
+
+  time = cent->currentState.time;
+
+  //should the creep be growing or receding?
+  if( time >= 0 )
+  {
+    msec = cg.time - time;
+    if( msec >= 0 && msec < scaleUpTime )
+      frac = (float)msec / scaleUpTime;
+    else
+      frac = 1.0f;
+  }
+  else if( time < 0 )
+  {
+    msec = cg.time + time;
+    if( msec >= 0 && msec < CREEP_SCALEDOWN_TIME )
+      frac = 1.0f - ( (float)msec / CREEP_SCALEDOWN_TIME );
+    else
+      frac = 0.0f;
+  }
+
+  VectorCopy( cent->currentState.origin2, temp );
+  VectorScale( temp, -4096, temp );
+  VectorAdd( temp, cent->lerpOrigin, temp );
+
+  CG_Trace( &tr, cent->lerpOrigin, NULL, NULL, temp, cent->currentState.number, MASK_SOLID );
+
+  VectorCopy( tr.endpos, origin );
+
+  size = CREEP_SIZE * frac;
+
+  if( size > 0.0f )
+    CG_ImpactMark( cgs.media.creepShader, origin, cent->currentState.origin2,
+                   0.0f, 1.0f, 1.0f, 1.0f, 1.0f, qfalse, size, qtrue );
+}
+
+/*
+======================
+CG_ParseBuildableAnimationFile
+
+Read a configuration file containing animation counts and rates
+models/buildables/hivemind/animation.cfg, etc
+======================
+*/
+static qboolean CG_ParseBuildableAnimationFile( const char *filename, buildable_t buildable )
+{
+  char          *text_p;
+  int           len;
+  int           i;
+  char          *token;
+  float         fps;
+  char          text[ 20000 ];
+  fileHandle_t  f;
+  animation_t   *animations;
+
+  animations = cg_buildables[ buildable ].animations;
+
+  // load the file
+  len = trap_FS_FOpenFile( filename, &f, FS_READ );
+  if( len <= 0 )
+    return qfalse;
+
+  if( len >= sizeof( text ) - 1 )
+  {
+    CG_Printf( "File %s too long\n", filename );
+    return qfalse;
+  }
+
+  trap_FS_Read( text, len, f );
+  text[ len ] = 0;
+  trap_FS_FCloseFile( f );
+
+  // parse the text
+  text_p = text;
+
+  // read information for each frame
+  for( i = BANIM_NONE + 1; i < MAX_BUILDABLE_ANIMATIONS; i++ )
+  {
+
+    token = COM_Parse( &text_p );
+    if( !*token )
+      break;
+
+    animations[ i ].firstFrame = atoi( token );
+
+    token = COM_Parse( &text_p );
+    if( !*token )
+      break;
+
+    animations[ i ].numFrames = atoi( token );
+    animations[ i ].reversed = qfalse;
+    animations[ i ].flipflop = qfalse;
+
+    // if numFrames is negative the animation is reversed
+    if( animations[ i ].numFrames < 0 )
+    {
+      animations[ i ].numFrames = -animations[ i ].numFrames;
+      animations[ i ].reversed = qtrue;
+    }
+
+    token = COM_Parse( &text_p );
+    if ( !*token )
+      break;
+
+    animations[i].loopFrames = atoi( token );
+
+    token = COM_Parse( &text_p );
+    if( !*token )
+      break;
+
+    fps = atof( token );
+    if( fps == 0 )
+      fps = 1;
+
+    animations[ i ].frameLerp = 1000 / fps;
+    animations[ i ].initialLerp = 1000 / fps;
+  }
+
+  if( i != MAX_BUILDABLE_ANIMATIONS )
+  {
+    CG_Printf( "Error parsing animation file: %s\n", filename );
+    return qfalse;
+  }
+
+  return qtrue;
+}
+
+/*
+======================
+CG_ParseBuildableSoundFile
+
+Read a configuration file containing sound properties
+sound/buildables/hivemind/sound.cfg, etc
+======================
+*/
+static qboolean CG_ParseBuildableSoundFile( const char *filename, buildable_t buildable )
+{
+  char          *text_p;
+  int           len;
+  int           i;
+  char          *token;
+  char          text[ 20000 ];
+  fileHandle_t  f;
+  sound_t       *sounds;
+
+  sounds = cg_buildables[ buildable ].sounds;
+
+  // load the file
+  len = trap_FS_FOpenFile( filename, &f, FS_READ );
+  if ( len <= 0 )
+    return qfalse;
+
+  if ( len >= sizeof( text ) - 1 )
+  {
+    CG_Printf( "File %s too long\n", filename );
+    return qfalse;
+  }
+
+  trap_FS_Read( text, len, f );
+  text[len] = 0;
+  trap_FS_FCloseFile( f );
+
+  // parse the text
+  text_p = text;
+
+  // read information for each frame
+  for( i = BANIM_NONE + 1; i < MAX_BUILDABLE_ANIMATIONS; i++ )
+  {
+
+    token = COM_Parse( &text_p );
+    if ( !*token )
+      break;
+
+    sounds[ i ].enabled = atoi( token );
+
+    token = COM_Parse( &text_p );
+    if ( !*token )
+      break;
+
+    sounds[ i ].looped = atoi( token );
+
+  }
+
+  if( i != MAX_BUILDABLE_ANIMATIONS )
+  {
+    CG_Printf( "Error parsing sound file: %s\n", filename );
+    return qfalse;
+  }
+
+  return qtrue;
+}
+/*
+===============
+CG_InitBuildables
+
+Initialises the animation db
+===============
+*/
+void CG_InitBuildables( void )
+{
+  char          filename[ MAX_QPATH ];
+  char          soundfile[ MAX_QPATH ];
+  char          *buildableName;
+  char          *modelFile;
+  int           i;
+  int           j;
+  fileHandle_t  f;
+
+  memset( cg_buildables, 0, sizeof( cg_buildables ) );
+
+  //default sounds
+  for( j = BANIM_NONE + 1; j < MAX_BUILDABLE_ANIMATIONS; j++ )
+  {
+    strcpy( soundfile, cg_buildableSoundNames[ j - 1 ] );
+
+    Com_sprintf( filename, sizeof( filename ), "sound/buildables/alien/%s", soundfile );
+    defaultAlienSounds[ j ] = trap_S_RegisterSound( filename, qfalse );
+
+    Com_sprintf( filename, sizeof( filename ), "sound/buildables/human/%s", soundfile );
+    defaultHumanSounds[ j ] = trap_S_RegisterSound( filename, qfalse );
+  }
+
+  cg.buildablesFraction = 0.0f;
+
+  for( i = BA_NONE + 1; i < BA_NUM_BUILDABLES; i++ )
+  {
+    buildableName = BG_FindNameForBuildable( i );
+
+    //animation.cfg
+    Com_sprintf( filename, sizeof( filename ), "models/buildables/%s/animation.cfg", buildableName );
+    if ( !CG_ParseBuildableAnimationFile( filename, i ) )
+      Com_Printf( S_COLOR_YELLOW "WARNING: failed to load animation file %s\n", filename );
+
+    //sound.cfg
+    Com_sprintf( filename, sizeof( filename ), "sound/buildables/%s/sound.cfg", buildableName );
+    if ( !CG_ParseBuildableSoundFile( filename, i ) )
+      Com_Printf( S_COLOR_YELLOW "WARNING: failed to load sound file %s\n", filename );
+
+    //models
+    for( j = 0; j <= 3; j++ )
+    {
+      if( ( modelFile = BG_FindModelsForBuildable( i, j ) ) )
+        cg_buildables[ i ].models[ j ] = trap_R_RegisterModel( modelFile );
+    }
+
+    //sounds
+    for( j = BANIM_NONE + 1; j < MAX_BUILDABLE_ANIMATIONS; j++ )
+    {
+      strcpy( soundfile, cg_buildableSoundNames[ j - 1 ] );
+      Com_sprintf( filename, sizeof( filename ), "sound/buildables/%s/%s", buildableName, soundfile );
+
+      if( cg_buildables[ i ].sounds[ j ].enabled )
+      {
+        if( trap_FS_FOpenFile( filename, &f, FS_READ ) > 0 )
+        {
+          //file exists so close it
+          trap_FS_FCloseFile( f );
+
+          cg_buildables[ i ].sounds[ j ].sound = trap_S_RegisterSound( filename, qfalse );
+        }
+        else
+        {
+          //file doesn't exist - use default
+          if( BG_FindTeamForBuildable( i ) == BIT_ALIENS )
+            cg_buildables[ i ].sounds[ j ].sound = defaultAlienSounds[ j ];
+          else
+            cg_buildables[ i ].sounds[ j ].sound = defaultHumanSounds[ j ];
+        }
+      }
+    }
+
+    cg.buildablesFraction = (float)i / (float)( BA_NUM_BUILDABLES - 1 );
+    trap_UpdateScreen( );
+  }
+
+  cgs.media.teslaZapTS = CG_RegisterTrailSystem( "models/buildables/tesla/zap" );
+}
+
+/*
+===============
+CG_SetBuildableLerpFrameAnimation
+
+may include ANIM_TOGGLEBIT
+===============
+*/
+static void CG_SetBuildableLerpFrameAnimation( buildable_t buildable, lerpFrame_t *lf, int newAnimation )
+{
+  animation_t *anim;
+
+  lf->animationNumber = newAnimation;
+
+  if( newAnimation < 0 || newAnimation >= MAX_BUILDABLE_ANIMATIONS )
+    CG_Error( "Bad animation number: %i", newAnimation );
+
+  anim = &cg_buildables[ buildable ].animations[ newAnimation ];
+
+  //this item has just spawned so lf->frameTime will be zero
+  if( !lf->animation )
+    lf->frameTime = cg.time + 1000; //1 sec delay before starting the spawn anim
+
+  lf->animation = anim;
+  lf->animationTime = lf->frameTime + anim->initialLerp;
+
+  if( cg_debugAnim.integer )
+    CG_Printf( "Anim: %i\n", newAnimation );
+}
+
+/*
+===============
+CG_RunBuildableLerpFrame
+
+Sets cg.snap, cg.oldFrame, and cg.backlerp
+cg.time should be between oldFrameTime and frameTime after exit
+===============
+*/
+static void CG_RunBuildableLerpFrame( centity_t *cent )
+{
+  int                   f, numFrames;
+  buildable_t           buildable = cent->currentState.modelindex;
+  lerpFrame_t           *lf = &cent->lerpFrame;
+  animation_t           *anim;
+  buildableAnimNumber_t newAnimation = cent->buildableAnim & ~( ANIM_TOGGLEBIT|ANIM_FORCEBIT );
+
+  // debugging tool to get no animations
+  if( cg_animSpeed.integer == 0 )
+  {
+    lf->oldFrame = lf->frame = lf->backlerp = 0;
+    return;
+  }
+
+  // see if the animation sequence is switching
+  if( newAnimation != lf->animationNumber || !lf->animation )
+  {
+    if( cg_debugRandom.integer )
+      CG_Printf( "newAnimation: %d lf->animationNumber: %d lf->animation: %d\n",
+                 newAnimation, lf->animationNumber, lf->animation );
+
+    CG_SetBuildableLerpFrameAnimation( buildable, lf, newAnimation );
+
+    if( !cg_buildables[ buildable ].sounds[ newAnimation ].looped &&
+        cg_buildables[ buildable ].sounds[ newAnimation ].enabled )
+    {
+      if( cg_debugRandom.integer )
+        CG_Printf( "Sound for animation %d for a %s\n",
+            newAnimation, BG_FindHumanNameForBuildable( buildable ) );
+
+      trap_S_StartSound( cent->lerpOrigin, cent->currentState.number, CHAN_AUTO,
+        cg_buildables[ buildable ].sounds[ newAnimation ].sound );
+    }
+  }
+
+  if( cg_buildables[ buildable ].sounds[ lf->animationNumber ].looped &&
+      cg_buildables[ buildable ].sounds[ lf->animationNumber ].enabled )
+    trap_S_AddLoopingSound( cent->currentState.number, cent->lerpOrigin, vec3_origin,
+      cg_buildables[ buildable ].sounds[ lf->animationNumber ].sound );
+
+  // 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;
+        cent->buildableAnim = cent->currentState.torsoAnim;
+      }
+    }
+
+    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 );
+}
+
+/*
+===============
+CG_BuildableAnimation
+===============
+*/
+static void CG_BuildableAnimation( centity_t *cent, int *old, int *now, float *backLerp )
+{
+  entityState_t *es = &cent->currentState;
+
+  //if no animation is set default to idle anim
+  if( cent->buildableAnim == BANIM_NONE )
+    cent->buildableAnim = es->torsoAnim;
+
+  //display the first frame of the construction anim if not yet spawned
+  if( !( es->generic1 & B_SPAWNED_TOGGLEBIT ) )
+  {
+    animation_t *anim = &cg_buildables[ es->modelindex ].animations[ BANIM_CONSTRUCT1 ];
+
+    //so that when animation starts for real it has sensible numbers
+    cent->lerpFrame.oldFrameTime =
+      cent->lerpFrame.frameTime =
+      cent->lerpFrame.animationTime =
+      cg.time;
+
+    *old      = cent->lerpFrame.oldFrame = anim->firstFrame;
+    *now      = cent->lerpFrame.frame    = anim->firstFrame;
+    *backLerp = cent->lerpFrame.backlerp = 0.0f;
+
+    //ensure that an animation is triggered once the buildable has spawned
+    cent->oldBuildableAnim = BANIM_NONE;
+  }
+  else
+  {
+    if( ( cent->oldBuildableAnim ^ es->legsAnim ) & ANIM_TOGGLEBIT )
+    {
+      if( cg_debugAnim.integer )
+        CG_Printf( "%d->%d l:%d t:%d %s(%d)\n",
+                   cent->oldBuildableAnim, cent->buildableAnim,
+                   es->legsAnim, es->torsoAnim,
+                   BG_FindHumanNameForBuildable( es->modelindex ), es->number );
+
+      if( cent->buildableAnim == es->torsoAnim || es->legsAnim & ANIM_FORCEBIT )
+        cent->buildableAnim = cent->oldBuildableAnim = es->legsAnim;
+      else
+        cent->buildableAnim = cent->oldBuildableAnim = es->torsoAnim;
+    }
+
+    CG_RunBuildableLerpFrame( cent );
+
+    *old      = cent->lerpFrame.oldFrame;
+    *now      = cent->lerpFrame.frame;
+    *backLerp = cent->lerpFrame.backlerp;
+  }
+}
+
+#define TRACE_DEPTH 64.0f
+
+/*
+===============
+CG_PositionAndOrientateBuildable
+===============
+*/
+static void CG_PositionAndOrientateBuildable( const vec3_t angles, const vec3_t inOrigin,
+                                              const vec3_t normal, const int skipNumber,
+                                              const vec3_t mins, const vec3_t maxs,
+                                              vec3_t outAxis[ 3 ], vec3_t outOrigin )
+{
+  vec3_t  forward, start, end;
+  trace_t tr;
+
+  AngleVectors( angles, forward, NULL, NULL );
+  VectorCopy( normal, outAxis[ 2 ] );
+  ProjectPointOnPlane( outAxis[ 0 ], forward, outAxis[ 2 ] );
+
+  if( !VectorNormalize( outAxis[ 0 ] ) )
+  {
+    AngleVectors( angles, NULL, NULL, forward );
+    ProjectPointOnPlane( outAxis[ 0 ], forward, outAxis[ 2 ] );
+    VectorNormalize( outAxis[ 0 ] );
+  }
+
+  CrossProduct( outAxis[ 0 ], outAxis[ 2 ], outAxis[ 1 ] );
+  outAxis[ 1 ][ 0 ] = -outAxis[ 1 ][ 0 ];
+  outAxis[ 1 ][ 1 ] = -outAxis[ 1 ][ 1 ];
+  outAxis[ 1 ][ 2 ] = -outAxis[ 1 ][ 2 ];
+
+  VectorMA( inOrigin, -TRACE_DEPTH, normal, end );
+  VectorMA( inOrigin, 1.0f, normal, start );
+  CG_CapTrace( &tr, start, mins, maxs, end, skipNumber, MASK_SOLID );
+
+  if( tr.fraction == 1.0f )
+  {
+    //erm we missed completely - try again with a box trace
+    CG_Trace( &tr, start, mins, maxs, end, skipNumber, MASK_SOLID );
+  }
+
+  VectorMA( inOrigin, tr.fraction * -TRACE_DEPTH, normal, outOrigin );
+}
+
+/*
+==================
+CG_GhostBuildable
+==================
+*/
+void CG_GhostBuildable( buildable_t buildable )
+{
+  refEntity_t     ent;
+  playerState_t   *ps;
+  vec3_t          angles, entity_origin;
+  vec3_t          mins, maxs;
+  trace_t         tr;
+  float           scale;
+
+  ps = &cg.predictedPlayerState;
+
+  memset( &ent, 0, sizeof( ent ) );
+
+  BG_FindBBoxForBuildable( buildable, mins, maxs );
+
+  BG_PositionBuildableRelativeToPlayer( ps, mins, maxs, CG_Trace, entity_origin, angles, &tr );
+
+  CG_PositionAndOrientateBuildable( ps->viewangles, entity_origin, tr.plane.normal, ps->clientNum,
+                                    mins, maxs, ent.axis, ent.origin );
+
+  //offset on the Z axis if required
+  VectorMA( ent.origin, BG_FindZOffsetForBuildable( buildable ), tr.plane.normal, ent.origin );
+
+  VectorCopy( ent.origin, ent.lightingOrigin );
+  VectorCopy( ent.origin, ent.oldorigin ); // don't positionally lerp at all
+
+  ent.hModel = cg_buildables[ buildable ].models[ 0 ];
+
+  if( ps->stats[ STAT_BUILDABLE ] & SB_VALID_TOGGLEBIT )
+    ent.customShader = cgs.media.greenBuildShader;
+  else
+    ent.customShader = cgs.media.redBuildShader;
+
+  //rescale the model
+  scale = BG_FindModelScaleForBuildable( buildable );
+
+  if( scale != 1.0f )
+  {
+    VectorScale( ent.axis[ 0 ], scale, ent.axis[ 0 ] );
+    VectorScale( ent.axis[ 1 ], scale, ent.axis[ 1 ] );
+    VectorScale( ent.axis[ 2 ], scale, ent.axis[ 2 ] );
+
+    ent.nonNormalizedAxes = qtrue;
+  }
+  else
+    ent.nonNormalizedAxes = qfalse;
+
+  // add to refresh list
+  trap_R_AddRefEntityToScene( &ent );
+}
+
+/*
+==================
+CG_BuildableParticleEffects
+==================
+*/
+static void CG_BuildableParticleEffects( centity_t *cent )
+{
+  entityState_t   *es = &cent->currentState;
+  buildableTeam_t team = BG_FindTeamForBuildable( es->modelindex );
+  int             health = es->generic1 & ~( B_POWERED_TOGGLEBIT | B_DCCED_TOGGLEBIT | B_SPAWNED_TOGGLEBIT );
+  float           healthFrac = (float)health / B_HEALTH_SCALE;
+
+  if( !( es->generic1 & B_SPAWNED_TOGGLEBIT ) )
+    return;
+
+  if( team == BIT_HUMANS )
+  {
+    if( healthFrac < 0.33f && !CG_IsParticleSystemValid( &cent->buildablePS ) )
+    {
+      cent->buildablePS = CG_SpawnNewParticleSystem( cgs.media.humanBuildableDamagedPS );
+
+      if( CG_IsParticleSystemValid( &cent->buildablePS ) )
+      {
+        CG_SetAttachmentCent( &cent->buildablePS->attachment, cent );
+        CG_AttachToCent( &cent->buildablePS->attachment );
+      }
+    }
+    else if( healthFrac >= 0.33f && CG_IsParticleSystemValid( &cent->buildablePS ) )
+      CG_DestroyParticleSystem( &cent->buildablePS );
+  }
+  else if( team == BIT_ALIENS )
+  {
+    if( healthFrac < 0.33f && !CG_IsParticleSystemValid( &cent->buildablePS ) )
+    {
+      cent->buildablePS = CG_SpawnNewParticleSystem( cgs.media.alienBuildableDamagedPS );
+
+      if( CG_IsParticleSystemValid( &cent->buildablePS ) )
+      {
+        CG_SetAttachmentCent( &cent->buildablePS->attachment, cent );
+        CG_SetParticleSystemNormal( cent->buildablePS, es->origin2 );
+        CG_AttachToCent( &cent->buildablePS->attachment );
+      }
+    }
+    else if( healthFrac >= 0.33f && CG_IsParticleSystemValid( &cent->buildablePS ) )
+      CG_DestroyParticleSystem( &cent->buildablePS );
+  }
+}
+
+
+#define HEALTH_BAR_WIDTH  50.0f
+#define HEALTH_BAR_HEIGHT 5.0f
+
+/*
+==================
+CG_BuildableHealthBar
+==================
+*/
+static void CG_BuildableHealthBar( centity_t *cent )
+{
+  vec3_t          origin, origin2, down, right, back, downLength, rightLength;
+  float           rimWidth = HEALTH_BAR_HEIGHT / 15.0f;
+  float           doneWidth, leftWidth, progress;
+  int             health;
+  qhandle_t       shader;
+  entityState_t   *es;
+  vec3_t          mins, maxs;
+
+  es = &cent->currentState;
+
+  health = es->generic1 & ~( B_POWERED_TOGGLEBIT | B_DCCED_TOGGLEBIT | B_SPAWNED_TOGGLEBIT );
+  progress = (float)health / B_HEALTH_SCALE;
+
+  if( progress < 0.0f )
+    progress = 0.0f;
+  else if( progress > 1.0f )
+    progress = 1.0f;
+
+  if( progress < 0.33f )
+    shader = cgs.media.redBuildShader;
+  else
+    shader = cgs.media.greenBuildShader;
+
+  doneWidth = ( HEALTH_BAR_WIDTH - 2 * rimWidth ) * progress;
+  leftWidth = ( HEALTH_BAR_WIDTH - 2 * rimWidth ) - doneWidth;
+
+  VectorCopy( cg.refdef.viewaxis[ 2 ], down );
+  VectorInverse( down );
+  VectorCopy( cg.refdef.viewaxis[ 1 ], right );
+  VectorInverse( right );
+  VectorSubtract( cg.refdef.vieworg, cent->lerpOrigin, back );
+  VectorNormalize( back );
+  VectorCopy( cent->lerpOrigin, origin );
+
+  BG_FindBBoxForBuildable( es->modelindex, mins, maxs );
+  VectorMA( origin, 48.0f, es->origin2, origin );
+  VectorMA( origin, -HEALTH_BAR_WIDTH / 2.0f, right, origin );
+  VectorMA( origin, maxs[ 0 ] + 8.0f, back, origin );
+
+  VectorCopy( origin, origin2 );
+  VectorScale( right, rimWidth + doneWidth, rightLength );
+  VectorScale( down, HEALTH_BAR_HEIGHT, downLength );
+  CG_DrawPlane( origin2, downLength, rightLength, shader );
+
+  VectorMA( origin, rimWidth + doneWidth, right, origin2 );
+  VectorScale( right, leftWidth, rightLength );
+  VectorScale( down, rimWidth, downLength );
+  CG_DrawPlane( origin2, downLength, rightLength, shader );
+
+  VectorMA( origin, rimWidth + doneWidth, right, origin2 );
+  VectorMA( origin2, HEALTH_BAR_HEIGHT - rimWidth, down, origin2 );
+  VectorScale( right, leftWidth, rightLength );
+  VectorScale( down, rimWidth, downLength );
+  CG_DrawPlane( origin2, downLength, rightLength, shader );
+
+  VectorMA( origin, HEALTH_BAR_WIDTH - rimWidth, right, origin2 );
+  VectorScale( right, rimWidth, rightLength );
+  VectorScale( down, HEALTH_BAR_HEIGHT, downLength );
+  CG_DrawPlane( origin2, downLength, rightLength, shader );
+
+  if( !( es->generic1 & B_POWERED_TOGGLEBIT ) &&
+      BG_FindTeamForBuildable( es->modelindex ) == BIT_HUMANS )
+  {
+    VectorMA( origin, 15.0f, right, origin2 );
+    VectorMA( origin2, HEALTH_BAR_HEIGHT + 5.0f, down, origin2 );
+    VectorScale( right, HEALTH_BAR_WIDTH / 2.0f - 5.0f, rightLength );
+    VectorScale( down,  HEALTH_BAR_WIDTH / 2.0f - 5.0f, downLength );
+    CG_DrawPlane( origin2, downLength, rightLength, cgs.media.noPowerShader );
+  }
+}
+
+#define BUILDABLE_SOUND_PERIOD  500
+
+/*
+==================
+CG_Buildable
+==================
+*/
+void CG_Buildable( centity_t *cent )
+{
+  refEntity_t     ent;
+  entityState_t   *es = &cent->currentState;
+  vec3_t          angles;
+  vec3_t          surfNormal, xNormal, mins, maxs;
+  vec3_t          refNormal = { 0.0f, 0.0f, 1.0f };
+  float           rotAngle;
+  buildableTeam_t team = BG_FindTeamForBuildable( es->modelindex );
+  float           scale;
+  int             health;
+  float           healthScale;
+
+  //must be before EF_NODRAW check
+  if( team == BIT_ALIENS )
+    CG_Creep( cent );
+
+  // if set to invisible, skip
+  if( es->eFlags & EF_NODRAW )
+  {
+    if( CG_IsParticleSystemValid( &cent->buildablePS ) )
+      CG_DestroyParticleSystem( &cent->buildablePS );
+
+    return;
+  }
+
+  memset ( &ent, 0, sizeof( ent ) );
+
+  VectorCopy( cent->lerpOrigin, ent.origin );
+  VectorCopy( cent->lerpOrigin, ent.oldorigin );
+  VectorCopy( cent->lerpOrigin, ent.lightingOrigin );
+
+  VectorCopy( es->origin2, surfNormal );
+
+  VectorCopy( es->angles, angles );
+  BG_FindBBoxForBuildable( es->modelindex, mins, maxs );
+
+  if( es->pos.trType == TR_STATIONARY )
+    CG_PositionAndOrientateBuildable( angles, ent.origin, surfNormal, es->number,
+                                      mins, maxs, ent.axis, ent.origin );
+
+  //offset on the Z axis if required
+  VectorMA( ent.origin, BG_FindZOffsetForBuildable( es->modelindex ), surfNormal, ent.origin );
+
+  VectorCopy( ent.origin, ent.oldorigin ); // don't positionally lerp at all
+  VectorCopy( ent.origin, ent.lightingOrigin );
+
+  ent.hModel = cg_buildables[ es->modelindex ].models[ 0 ];
+
+  if( !( es->generic1 & B_SPAWNED_TOGGLEBIT ) )
+  {
+    sfxHandle_t prebuildSound = cgs.media.humanBuildablePrebuild;
+
+    if( team == BIT_HUMANS )
+    {
+      ent.customShader = cgs.media.humanSpawningShader;
+      prebuildSound = cgs.media.humanBuildablePrebuild;
+    }
+    else if( team == BIT_ALIENS )
+      prebuildSound = cgs.media.alienBuildablePrebuild;
+
+    trap_S_AddLoopingSound( es->number, cent->lerpOrigin, vec3_origin, prebuildSound );
+  }
+
+  CG_BuildableAnimation( cent, &ent.oldframe, &ent.frame, &ent.backlerp );
+
+  //rescale the model
+  scale = BG_FindModelScaleForBuildable( es->modelindex );
+
+  if( scale != 1.0f )
+  {
+    VectorScale( ent.axis[ 0 ], scale, ent.axis[ 0 ] );
+    VectorScale( ent.axis[ 1 ], scale, ent.axis[ 1 ] );
+    VectorScale( ent.axis[ 2 ], scale, ent.axis[ 2 ] );
+
+    ent.nonNormalizedAxes = qtrue;
+  }
+  else
+    ent.nonNormalizedAxes = qfalse;
+
+
+  //add to refresh list
+  trap_R_AddRefEntityToScene( &ent );
+
+  CrossProduct( surfNormal, refNormal, xNormal );
+  VectorNormalize( xNormal );
+  rotAngle = RAD2DEG( acos( DotProduct( surfNormal, refNormal ) ) );
+
+  //turret barrel bit
+  if( cg_buildables[ es->modelindex ].models[ 1 ] )
+  {
+    refEntity_t turretBarrel;
+    vec3_t      flatAxis[ 3 ];
+
+    memset( &turretBarrel, 0, sizeof( turretBarrel ) );
+
+    turretBarrel.hModel = cg_buildables[ es->modelindex ].models[ 1 ];
+
+    CG_PositionEntityOnTag( &turretBarrel, &ent, ent.hModel, "tag_turret" );
+    VectorCopy( cent->lerpOrigin, turretBarrel.lightingOrigin );
+    AnglesToAxis( es->angles2, flatAxis );
+
+    RotatePointAroundVector( turretBarrel.axis[ 0 ], xNormal, flatAxis[ 0 ], -rotAngle );
+    RotatePointAroundVector( turretBarrel.axis[ 1 ], xNormal, flatAxis[ 1 ], -rotAngle );
+    RotatePointAroundVector( turretBarrel.axis[ 2 ], xNormal, flatAxis[ 2 ], -rotAngle );
+
+    turretBarrel.oldframe = ent.oldframe;
+    turretBarrel.frame    = ent.frame;
+    turretBarrel.backlerp = ent.backlerp;
+
+    turretBarrel.customShader = ent.customShader;
+
+    if( scale != 1.0f )
+    {
+      VectorScale( turretBarrel.axis[ 0 ], scale, turretBarrel.axis[ 0 ] );
+      VectorScale( turretBarrel.axis[ 1 ], scale, turretBarrel.axis[ 1 ] );
+      VectorScale( turretBarrel.axis[ 2 ], scale, turretBarrel.axis[ 2 ] );
+
+      turretBarrel.nonNormalizedAxes = qtrue;
+    }
+    else
+      turretBarrel.nonNormalizedAxes = qfalse;
+
+    trap_R_AddRefEntityToScene( &turretBarrel );
+  }
+
+  //turret barrel bit
+  if( cg_buildables[ es->modelindex ].models[ 2 ] )
+  {
+    refEntity_t turretTop;
+    vec3_t      flatAxis[ 3 ];
+    vec3_t      swivelAngles;
+
+    memset( &turretTop, 0, sizeof( turretTop ) );
+
+    VectorCopy( es->angles2, swivelAngles );
+    swivelAngles[ PITCH ] = 0.0f;
+
+    turretTop.hModel = cg_buildables[ es->modelindex ].models[ 2 ];
+
+    CG_PositionRotatedEntityOnTag( &turretTop, &ent, ent.hModel, "tag_turret" );
+    VectorCopy( cent->lerpOrigin, turretTop.lightingOrigin );
+    AnglesToAxis( swivelAngles, flatAxis );
+
+    RotatePointAroundVector( turretTop.axis[ 0 ], xNormal, flatAxis[ 0 ], -rotAngle );
+    RotatePointAroundVector( turretTop.axis[ 1 ], xNormal, flatAxis[ 1 ], -rotAngle );
+    RotatePointAroundVector( turretTop.axis[ 2 ], xNormal, flatAxis[ 2 ], -rotAngle );
+
+    turretTop.oldframe = ent.oldframe;
+    turretTop.frame    = ent.frame;
+    turretTop.backlerp = ent.backlerp;
+
+    turretTop.customShader = ent.customShader;
+
+    if( scale != 1.0f )
+    {
+      VectorScale( turretTop.axis[ 0 ], scale, turretTop.axis[ 0 ] );
+      VectorScale( turretTop.axis[ 1 ], scale, turretTop.axis[ 1 ] );
+      VectorScale( turretTop.axis[ 2 ], scale, turretTop.axis[ 2 ] );
+
+      turretTop.nonNormalizedAxes = qtrue;
+    }
+    else
+      turretTop.nonNormalizedAxes = qfalse;
+
+    trap_R_AddRefEntityToScene( &turretTop );
+  }
+
+  switch( cg.predictedPlayerState.weapon )
+  {
+    case WP_ABUILD:
+    case WP_ABUILD2:
+    case WP_HBUILD:
+    case WP_HBUILD2:
+      if( BG_FindTeamForBuildable( es->modelindex ) ==
+          BG_FindTeamForWeapon( cg.predictedPlayerState.weapon ) )
+        CG_BuildableHealthBar( cent );
+      break;
+
+    default:
+      break;
+  }
+
+  //weapon effects for turrets
+  if( es->eFlags & EF_FIRING )
+  {
+    weaponInfo_t  *weapon = &cg_weapons[ es->weapon ];
+
+    if( cg.time - cent->muzzleFlashTime > MUZZLE_FLASH_TIME ||
+        BG_FindProjTypeForBuildable( es->modelindex ) == WP_TESLAGEN )
+    {
+      if( weapon->wim[ WPM_PRIMARY ].flashDlightColor[ 0 ] ||
+          weapon->wim[ WPM_PRIMARY ].flashDlightColor[ 1 ] ||
+          weapon->wim[ WPM_PRIMARY ].flashDlightColor[ 2 ] )
+      {
+        trap_R_AddLightToScene( cent->lerpOrigin, 300 + ( rand( ) & 31 ),
+            weapon->wim[ WPM_PRIMARY ].flashDlightColor[ 0 ],
+            weapon->wim[ WPM_PRIMARY ].flashDlightColor[ 1 ],
+            weapon->wim[ WPM_PRIMARY ].flashDlightColor[ 2 ] );
+      }
+    }
+
+    if( weapon->wim[ WPM_PRIMARY ].firingSound )
+    {
+      trap_S_AddLoopingSound( es->number, cent->lerpOrigin, vec3_origin,
+          weapon->wim[ WPM_PRIMARY ].firingSound );
+    }
+    else if( weapon->readySound )
+      trap_S_AddLoopingSound( es->number, cent->lerpOrigin, vec3_origin, weapon->readySound );
+  }
+
+  health = es->generic1 & ~( B_POWERED_TOGGLEBIT | B_DCCED_TOGGLEBIT | B_SPAWNED_TOGGLEBIT );
+  healthScale = (float)health / B_HEALTH_SCALE;
+
+  if( healthScale < cent->lastBuildableHealthScale && ( es->generic1 & B_SPAWNED_TOGGLEBIT ) )
+  {
+    if( cent->lastBuildableDamageSoundTime + BUILDABLE_SOUND_PERIOD < cg.time )
+    {
+      if( team == BIT_HUMANS )
+      {
+        int i = rand( ) % 4;
+        trap_S_StartSound( NULL, es->number, CHAN_BODY, cgs.media.humanBuildableDamage[ i ] );
+      }
+      else if( team == BIT_ALIENS )
+        trap_S_StartSound( NULL, es->number, CHAN_BODY, cgs.media.alienBuildableDamage );
+
+      cent->lastBuildableDamageSoundTime = cg.time;
+    }
+  }
+
+  cent->lastBuildableHealthScale = healthScale;
+
+  //smoke etc for damaged buildables
+  CG_BuildableParticleEffects( cent );
+}