Merge pull request #8 from ppetr/headshot

The head-shot mod: headshots on humans splash blood around

13 files changed, 281 insertions, 7 deletions

diff --git a/assets/scripts/headshot.particle b/assets/scripts/headshot.particle
new file mode 100644
index 0000000..42c7295
--- /dev/null
+++ b/assets/scripts/headshot.particle
@@ -0,0 +1,37 @@
+headShotPS
+{
+  ejector
+  {
+    particle
+    {
+      shader sync gfx/sprites/blood
+
+      displacement 0 0 20 ~2
+      parentVelocityFraction 1.0
+
+      velocityType      static_transform
+      velocityDir       linear
+      velocityMagnitude 150~75%
+      velocity          -1 0 1 ~60
+
+      accelerationType      static
+      accelerationDir       linear
+      accelerationMagnitude 800
+      acceleration          0 0 -1 ~30
+
+      radius 0 4.0 10.0
+      alpha  0 1.0 0.0
+      rotation 0 ~360 -
+      //bounce 0.2
+      bounce cull
+      bounceMark 1~1 10 gfx/marks/blood_mrk
+      bounceSound ~0.7 sound/edge/blood_splat.wav
+
+      lifeTime 1000~100%
+    }
+
+    count 50
+    delay 0
+    period 10 - ~0%
+  }
+}
diff --git a/assets/scripts/marks/blood_mrk.shader b/assets/scripts/marks/blood_mrk.shader
new file mode 100644
index 0000000..e1dc7b9
--- /dev/null
+++ b/assets/scripts/marks/blood_mrk.shader
@@ -0,0 +1,21 @@
+gfx/marks/blood_mrk
+{
+  polygonOffset
+  {
+    map gfx/marks/blood_mrk.tga
+    blendFunc blend
+    rgbGen identityLighting
+    alphaGen vertex
+  }
+}
+
+gfx/marks/ablood_mrk
+{
+  polygonOffset
+  {
+    map gfx/sprites/green_acid.tga // TODO
+    blendFunc blend
+    rgbGen identityLighting
+    alphaGen vertex
+  }
+}
diff --git a/assets/scripts/wound_bleed.particle b/assets/scripts/wound_bleed.particle
new file mode 100644
index 0000000..53d1f15
--- /dev/null
+++ b/assets/scripts/wound_bleed.particle
@@ -0,0 +1,79 @@
+humanWoundBleedPS
+{
+  ejector
+  {
+    particle
+    {
+      shader sync gfx/sprites/blood
+
+      displacement 0 0 0 ~2
+      parentVelocityFraction 1.0
+
+      velocityType      static_transform
+      velocityDir       linear
+      velocityMagnitude 50~100%
+      velocity          -0.5 0 -1 ~30
+
+      accelerationType      static
+      accelerationDir       linear
+      accelerationMagnitude 800
+      acceleration          0 0 -1 ~30
+
+      radius 0 4.0 10.0
+      alpha  0 1.0 0.0
+      rotation 0 ~360 -
+      //bounce 0.2
+      bounce cull
+      bounceMark 1~1 10 gfx/marks/blood_mrk
+      //bounceSound ~1 sound/edge/blood_splat.wav
+
+      overdrawProtection
+
+      lifeTime 5000~50%
+    }
+
+    count 3
+    delay 0
+    period 1000 - ~100%
+  }
+}
+
+alienWoundBleedPS
+{
+  ejector
+  {
+    particle
+    {
+      shader sync gfx/sprites/green_acid // TODO?
+
+      displacement 0 0 0 ~2
+      parentVelocityFraction 1.0
+
+      velocityType      static_transform
+      velocityDir       linear
+      velocityMagnitude 50~100%
+      velocity          -0.5 0 -1 ~30
+
+      accelerationType      static
+      accelerationDir       linear
+      accelerationMagnitude 800
+      acceleration          0 0 -1 ~30
+
+      radius 0 4.0 10.0
+      alpha  0 1.0 0.0
+      rotation 0 ~360 -
+      //bounce 0.2
+      bounce cull
+      bounceMark 1~1 10 gfx/marks/ablood_mrk
+      //bounceSound ~1 sound/edge/blood_splat.wav // TODO?
+
+      overdrawProtection
+
+      lifeTime 5000~50%
+    }
+
+    count 3
+    delay 0
+    period 1000 - ~100%
+  }
+}
diff --git a/assets/sound/edge/blood_splat.wav b/assets/sound/edge/blood_splat.wav
new file mode 100644
index 0000000..16d255e
--- /dev/null
+++ b/assets/sound/edge/blood_splat.wav
diff --git a/src/cgame/cg_event.c b/src/cgame/cg_event.c
index aa84609..49dec3f 100644
--- a/src/cgame/cg_event.c
+++ b/src/cgame/cg_event.c
@@ -532,6 +532,30 @@ void CG_PainEvent( centity_t *cent, int health )
 }
 
 /*
+================
+CG_HeadShotEvent
+
+Also called by playerstate transition
+================
+*/
+void CG_HeadShotEvent( centity_t *cent, int health )
+{
+  particleSystem_t *ps;
+
+  if( !cg_bleedSelfHeadShots.integer &&
+      cent->currentState.number == cg.snap->ps.clientNum )
+    return;
+
+  ps = CG_SpawnNewParticleSystem( cgs.media.headShotPS );
+  if( CG_IsParticleSystemValid( &ps ) )
+  {
+    CG_SetAttachmentCent( &ps->attachment, cent );
+    CG_AttachToCent( &ps->attachment );
+  }
+  //trap_S_StartSound( NULL, es->number, CHAN_VOICE, cgs.media.humanGibSound );
+}
+
+/*
 =========================
 CG_Level2Zap
 =========================
@@ -1074,10 +1098,15 @@ void CG_EntityEvent( centity_t *cent, vec3_t position )
       break;
 
     case EV_PAIN:
-      // local player sounds are triggered in CG_CheckLocalSounds,
-      // so ignore events on the player
-      if( cent->currentState.number != cg.snap->ps.clientNum )
-        CG_PainEvent( cent, es->eventParm );
+      {
+        const int health = es->eventParm & ~EVENT_HEADSHOT_BIT;
+        // local player sounds are triggered in CG_CheckLocalSounds,
+        // so ignore events on the player
+        if( cent->currentState.number != cg.snap->ps.clientNum )
+          CG_PainEvent( cent, health );
+        if( es->eventParm & EVENT_HEADSHOT_BIT )
+          CG_HeadShotEvent( cent, health );
+      }
       break;
 
     case EV_DEATH1:
@@ -1085,6 +1114,8 @@ void CG_EntityEvent( centity_t *cent, vec3_t position )
     case EV_DEATH3:
       trap_S_StartSound( NULL, es->number, CHAN_VOICE,
           CG_CustomSound( es->number, va( "*death%i.wav", event - EV_DEATH1 + 1 ) ) );
+      if( es->eventParm & EVENT_HEADSHOT_BIT )
+        CG_HeadShotEvent( cent, 0 );
       break;
 
     case EV_OBITUARY:
@@ -1095,6 +1126,24 @@ void CG_EntityEvent( centity_t *cent, vec3_t position )
       // no gibbing
       break;
 
+    case EV_BLEED:
+      if( cg_bleedSelfWounds.integer ||
+          cent->currentState.number != cg.snap->ps.clientNum )
+      {
+        particleSystem_t *ps = NULL;
+        if( ci->team == TEAM_ALIENS )
+          ps = CG_SpawnNewParticleSystem( cgs.media.alienWoundsBleedPS );
+        else if( ci->team == TEAM_HUMANS )
+          ps = CG_SpawnNewParticleSystem( cgs.media.humanWoundsBleedPS );
+
+        if( ( ps != NULL ) && CG_IsParticleSystemValid( &ps ) )
+        {
+          CG_SetAttachmentCent( &ps->attachment, cent );
+          CG_AttachToCent( &ps->attachment );
+        }
+      }
+      break;
+
     case EV_STOPLOOPINGSOUND:
       trap_S_StopLoopingSound( es->number );
       es->loopSound = 0;
diff --git a/src/cgame/cg_local.h b/src/cgame/cg_local.h
index 1498af9..a477336 100644
--- a/src/cgame/cg_local.h
+++ b/src/cgame/cg_local.h
@@ -1331,6 +1331,11 @@ typedef struct
   qhandle_t   healthCross3X;
   qhandle_t   healthCrossMedkit;
   qhandle_t   healthCrossPoisoned;
+
+  sfxHandle_t humanGibSound;
+  qhandle_t   headShotPS;
+  qhandle_t   humanWoundsBleedPS;
+  qhandle_t   alienWoundsBleedPS;
 } cgMedia_t;
 
 typedef struct
@@ -1540,6 +1545,8 @@ extern  vmCvar_t    cg_disableBuildDialogs;
 extern  vmCvar_t    cg_disableCommandDialogs;
 extern  vmCvar_t    cg_disableScannerPlane;
 extern  vmCvar_t    cg_tutorial;
+extern  vmCvar_t    cg_bleedSelfWounds;
+extern  vmCvar_t    cg_bleedSelfHeadShots;
 
 extern  vmCvar_t    cg_painBlendUpRate;
 extern  vmCvar_t    cg_painBlendDownRate;
diff --git a/src/cgame/cg_main.c b/src/cgame/cg_main.c
index 1bd5c7f..c7b470c 100644
--- a/src/cgame/cg_main.c
+++ b/src/cgame/cg_main.c
@@ -190,6 +190,8 @@ vmCvar_t  cg_disableBuildDialogs;
 vmCvar_t  cg_disableCommandDialogs;
 vmCvar_t  cg_disableScannerPlane;
 vmCvar_t  cg_tutorial;
+vmCvar_t  cg_bleedSelfWounds;
+vmCvar_t  cg_bleedSelfHeadShots;
 
 vmCvar_t  cg_painBlendUpRate;
 vmCvar_t  cg_painBlendDownRate;
@@ -317,6 +319,8 @@ static cvarTable_t cvarTable[ ] =
   { &cg_disableCommandDialogs, "cg_disableCommandDialogs", "0", CVAR_ARCHIVE },
   { &cg_disableScannerPlane, "cg_disableScannerPlane", "0", CVAR_ARCHIVE },
   { &cg_tutorial, "cg_tutorial", "1", CVAR_ARCHIVE },
+  { &cg_bleedSelfWounds, "cg_bleedSelfWounds", "1", CVAR_ARCHIVE },
+  { &cg_bleedSelfHeadShots, "cg_bleedSelfHeadShots", "1", CVAR_ARCHIVE },
   { &cg_hudFiles, "cg_hudFiles", "ui/hud.txt", CVAR_ARCHIVE},
   { &cg_hudFilesEnable, "cg_hudFilesEnable", "0", CVAR_ARCHIVE},
   { NULL, "cg_alienConfig", "", CVAR_ARCHIVE },
@@ -858,6 +862,10 @@ static void CG_RegisterGraphics( void )
   cgs.media.alienSpiteful_AbcessDestroyedPS = CG_RegisterParticleSystem( "alienSpiteful_AbcessDestroyedPS" );
 
 
+  cgs.media.alienWoundsBleedPS        = CG_RegisterParticleSystem( "alienWoundBleedPS" );
+  cgs.media.humanWoundsBleedPS        = CG_RegisterParticleSystem( "humanWoundBleedPS" );
+  cgs.media.headShotPS                = CG_RegisterParticleSystem( "headShotPS" );
+
   CG_BuildableStatusParse( "ui/assets/human/buildstat.cfg", &cgs.humanBuildStat );
   CG_BuildableStatusParse( "ui/assets/alien/buildstat.cfg", &cgs.alienBuildStat );
  
diff --git a/src/cgame/cg_particles.c b/src/cgame/cg_particles.c
index c2374c7..b718600 100644
--- a/src/cgame/cg_particles.c
+++ b/src/cgame/cg_particles.c
@@ -2156,6 +2156,19 @@ static void CG_EvaluateParticlePhysics( particle_t *p )
     return;
   }
 
+  if( bp->bounceMarkName[ 0 ] && p->bounceMarkCount > 0 )
+  {
+    CG_ImpactMark( bp->bounceMark, trace.endpos, trace.plane.normal,
+        random( ) * 360, 1, 1, 1, 1, qtrue, bp->bounceMarkRadius, qfalse );
+    p->bounceMarkCount--;
+  }
+
+  if( bp->bounceSoundName[ 0 ] && p->bounceSoundCount > 0 )
+  {
+    trap_S_StartSound( trace.endpos, ENTITYNUM_WORLD, CHAN_AUTO, bp->bounceSound );
+    p->bounceSoundCount--;
+  }
+
   //remove particles that get into a CONTENTS_NODROP brush
   if( ( trap_CM_PointContents( trace.endpos, 0 ) & CONTENTS_NODROP ) ||
       ( bp->cullOnStartSolid && trace.startsolid ) )
diff --git a/src/game/bg_misc.c b/src/game/bg_misc.c
index 71f5507..1597194 100644
--- a/src/game/bg_misc.c
+++ b/src/game/bg_misc.c
@@ -4315,6 +4315,7 @@ char *eventnames[ ] =
   "EV_DEATH3",
   "EV_OBITUARY",
   "EV_GIB_PLAYER",      // gib a previously living player
+  "EV_BLEED",
   "EV_BUILD_CONSTRUCT",
   "EV_BUILD_DESTROY",
   "EV_BUILD_DELAY",     // can't build yet
diff --git a/src/game/bg_public.h b/src/game/bg_public.h
index 9109a35..886d29b 100644
--- a/src/game/bg_public.h
+++ b/src/game/bg_public.h
@@ -478,6 +478,8 @@ typedef enum
 
 #define EVENT_VALID_MSEC  300
 
+#define EVENT_HEADSHOT_BIT 0x80
+
 const char *BG_EventName( int num );
 
 typedef enum
@@ -538,6 +540,7 @@ typedef enum
   EV_DEATH3,
   EV_OBITUARY,
   EV_GIB_PLAYER,      // gib a previously living player
+  EV_BLEED,
   EV_BUILD_CONSTRUCT,
   EV_BUILD_DESTROY,
   EV_BUILD_DELAY,     // can't build yet
diff --git a/src/game/g_active.c b/src/game/g_active.c
index 2f7f906..3c888a6 100644
--- a/src/game/g_active.c
+++ b/src/game/g_active.c
@@ -76,8 +76,14 @@ void P_DamageFeedback( gentity_t *player )
   // play an apropriate pain sound
   if( ( level.time > player->pain_debounce_time ) && !( player->flags & FL_GODMODE ) )
   {
+    int param;
     player->pain_debounce_time = level.time + 700;
-    G_AddEvent( player, EV_PAIN, player->health > 255 ? 255 : player->health );
+    param = player->health;
+    if( param >= EVENT_HEADSHOT_BIT )
+      param = EVENT_HEADSHOT_BIT - 1;
+    if( client->damage_headshot )
+      param |= EVENT_HEADSHOT_BIT;
+    G_AddEvent( player, EV_PAIN, param );
     client->ps.damageEvent++;
   }
 
@@ -90,11 +96,48 @@ void P_DamageFeedback( gentity_t *player )
   client->damage_blood = 0;
   client->damage_armor = 0;
   client->damage_knockback = 0;
+  client->damage_headshot = 0;
 }
 
 
 
 /*
+===============
+P_WoundsBleed
+
+===============
+*/
+void P_WoundsBleed( gentity_t *player )
+{
+  gclient_t *client;
+  int       maxHealth;
+  int       health;
+
+  if( player->nextBleedTime > level.time )
+    return;
+
+  client = player->client;
+  health = player->health;
+  maxHealth = client->ps.stats[ STAT_MAX_HEALTH ];
+  if( maxHealth > 100 )
+    maxHealth = 100;
+  maxHealth = maxHealth * 3 / 4;
+  if( ( health > maxHealth ) || ( health < 0 ) ) {
+    player->nextBleedTime = level.time + 2000;
+    return;
+  }
+
+  G_AddEvent( player, EV_BLEED, ( health > 255 ) ? 255 : health );
+
+  if( health < 20 )
+    health = 20;
+  player->nextBleedTime = level.time + 2000 * health / maxHealth;
+}
+
+
+
+
+/*
 =============
 P_WorldEffects
 
@@ -2292,6 +2335,9 @@ void ClientEndFrame( gentity_t *ent )
   // burn from lava, etc
   P_WorldEffects( ent );
 
+  // bleeding wounds
+  P_WoundsBleed( ent );
+
   // apply all the damage taken this frame
   P_DamageFeedback( ent );
 
diff --git a/src/game/g_combat.c b/src/game/g_combat.c
index c79594d..073c00c 100644
--- a/src/game/g_combat.c
+++ b/src/game/g_combat.c
@@ -687,8 +687,12 @@ void player_die( gentity_t *self, gentity_t *inflictor, gentity_t *attacker, int
     }
 
     // use own entityid if killed by non-client to prevent uint8_t overflow
-    G_AddEvent( self, EV_DEATH1 + i,
-      ( killer < MAX_CLIENTS ) ? killer : self - g_entities );
+    {
+      int param = ( killer < MAX_CLIENTS ) ? killer : self - g_entities;
+      if( self->client->damage_headshot )
+        param |= EVENT_HEADSHOT_BIT;
+      G_AddEvent( self, EV_DEATH1 + i, param );
+    }
 
     // globally cycle through the different death animations
     i = ( i + 1 ) % 3;
@@ -1069,6 +1073,10 @@ static float G_CalcDamageModifier( vec3_t point, gentity_t *targ, gentity_t *att
                                      g_numDamageRegions[ class ],
                                      hitRotation, hitRatio );
 
+  // For headshots done by an enemy, make a client event
+  if( ( modifier >= 1.2f ) && !OnSameTeam( targ, attacker ) )
+    targ->client->damage_headshot ++;
+
   for( i = UP_NONE + 1; i < UP_NUM_UPGRADES; i++ )
   {
     if( BG_InventoryContainsUpgrade( i, targ->client->ps.stats ) )
diff --git a/src/game/g_local.h b/src/game/g_local.h
index 2683ac5..a9774a6 100644
--- a/src/game/g_local.h
+++ b/src/game/g_local.h
@@ -245,6 +245,7 @@ struct gentity_s
 
   int               lastDamageTime;
   int               nextRegenTime;
+  int               nextBleedTime;
 
   qboolean          ownerClear;                     // used for missle tracking
 
@@ -399,6 +400,7 @@ struct gclient_s
   int                 damage_knockback; // impact damage
   vec3_t              damage_from;      // origin for vector calculation
   qboolean            damage_fromWorld; // if true, don't use the damage_from vector
+  int                 damage_headshot;  // the number of head-shots taken in a frame
 
   //
   int                 lastkilled_client;// last client that this client killed