From c8ab405f7c869fc7a786df6cc81065309b915806 Mon Sep 17 00:00:00 2001
From: Tim Angus <tim@ngus.net>
Date: Thu, 22 Aug 2002 22:26:54 +0000
Subject: * Renamed misc_lens_flare to misc_light_flare and improved it

---
 src/cgame/cg_ents.c  | 16 ++++++++++------
 src/game/bg_public.h |  2 +-
 src/game/g_misc.c    |  4 ++--
 src/game/g_spawn.c   |  4 ++--
 4 files changed, 15 insertions(+), 11 deletions(-)

diff --git a/src/cgame/cg_ents.c b/src/cgame/cg_ents.c
index 6d1dac68..95d55304 100644
--- a/src/cgame/cg_ents.c
+++ b/src/cgame/cg_ents.c
@@ -634,23 +634,24 @@ static void CG_TorchLight( centity_t *cent )
 
 /*
 =========================
-CG_LensFlare
+CG_LightFlare
 =========================
 */
-static void CG_LensFlare( centity_t *cent )
+static void CG_LightFlare( centity_t *cent )
 {
   refEntity_t   flare;
   entityState_t *es;
   vec3_t        forward, delta;
   float         len;
   trace_t       tr;
+  float         maxAngle;
 
   es = &cent->currentState;
   
   memset( &flare, 0, sizeof( flare ) );
   
   //bunch of geometry
-  AngleVectors( cent->lerpAngles, forward, NULL, NULL );
+  AngleVectors( es->angles, forward, NULL, NULL );
   VectorCopy( cent->lerpOrigin, flare.origin );
   VectorSubtract( flare.origin, cg.refdef.vieworg, delta );
   len = VectorLength( delta );
@@ -665,8 +666,11 @@ static void CG_LensFlare( centity_t *cent )
 
   //can only see the flare when in front of it
   flare.radius = len / es->origin2[ 0 ];
-  flare.radius *= DotProduct( delta, forward );
+  maxAngle = es->origin2[ 1 ];
 
+  if( maxAngle > 0.0f )
+    flare.radius *= 1.0f - ( 180.0f - RAD2DEG( acos( DotProduct( delta, forward ) ) ) ) / maxAngle;
+  
   //if can't see the centre do not draw
   CG_Trace( &tr, flare.origin, NULL, NULL, cg.refdef.vieworg, 0, MASK_SHOT );
   if( tr.fraction < 1.0f )
@@ -859,8 +863,8 @@ static void CG_AddCEntity( centity_t *cent ) {
   case ET_ANIMMAPOBJ:
     CG_animMapObj( cent );
     break;
-  case ET_LENSFLARE:
-    CG_LensFlare( cent );
+  case ET_LIGHTFLARE:
+    CG_LightFlare( cent );
     break;
   }
 }
diff --git a/src/game/bg_public.h b/src/game/bg_public.h
index cce117f8..a9f66292 100644
--- a/src/game/bg_public.h
+++ b/src/game/bg_public.h
@@ -1145,7 +1145,7 @@ typedef enum {
   ET_CORPSE,
   ET_SPRITER,
   ET_ANIMMAPOBJ,
-  ET_LENSFLARE,
+  ET_LIGHTFLARE,
 
   ET_EVENTS       // any of the EV_* events can be added freestanding
               // by setting eType to ET_EVENTS + eventNum
diff --git a/src/game/g_misc.c b/src/game/g_misc.c
index 77960646..5698b845 100644
--- a/src/game/g_misc.c
+++ b/src/game/g_misc.c
@@ -450,9 +450,9 @@ void SP_misc_anim_model( gentity_t *self )
 }
 
 //TA: spawn function for lens flares
-void SP_misc_lens_flare( gentity_t *self )
+void SP_misc_light_flare( gentity_t *self )
 {
-  self->s.eType = ET_LENSFLARE;
+  self->s.eType = ET_LIGHTFLARE;
   self->s.modelindex = G_ShaderIndex( self->targetShaderName );
   VectorCopy( self->pos2, self->s.origin2 );
 
diff --git a/src/game/g_spawn.c b/src/game/g_spawn.c
index 0ab52703..f0cb7178 100644
--- a/src/game/g_spawn.c
+++ b/src/game/g_spawn.c
@@ -204,7 +204,7 @@ void SP_team_CTF_bluespawn( gentity_t *ent );
 //TA:
 void SP_misc_spriter( gentity_t *ent );
 void SP_misc_anim_model( gentity_t *ent );
-void SP_misc_lens_flare( gentity_t *ent );
+void SP_misc_light_flare( gentity_t *ent );
 
 spawn_t spawns[] = {
   // info entities don't do anything at all, but provide positional
@@ -279,7 +279,7 @@ spawn_t spawns[] = {
 
   {"misc_spriter", SP_misc_spriter},
   {"misc_anim_model", SP_misc_anim_model},
-  {"misc_lens_flare", SP_misc_lens_flare},
+  {"misc_light_flare", SP_misc_light_flare},
   
   {0, 0}
 };
-- 
cgit