//==========================
// V_CalcRefdef
//==========================
void V_CalcRefdef( struct ref_params_s *pparams )
{
//pause = pparams->paused;
//if( pause ) return;
if( pparams->intermission )
{
V_CalcIntermisionRefdef( pparams );
}
else if( pparams->viewentity > pparams->maxclients )
{
V_CalcCameraRefdef( pparams );
}
else if( gHUD.m_iCameraMode )
{
V_CalcThirdPersonRefdef( pparams );
}
else
{
V_CalcFirstPersonRefdef( pparams );
}
// fog that can be controlled from server-side
V_CalcGlobalFog( pparams );
}
/*
================
HUD_UpdateFlashlight
update client flashlight
================
*/
void HUD_UpdateFlashlight( cl_entity_t *pEnt )
{
Vector v_angles, forward, right, up;
Vector v_origin;
if( UTIL_IsLocal( pEnt->index ))
{
ref_params_t tmpRefDef = RI.refdef;
// player seen through camera. Restore firstperson view here
if( RI.refdef.viewentity > RI.refdef.maxclients )
V_CalcFirstPersonRefdef( &tmpRefDef );
v_angles = tmpRefDef.viewangles;
v_origin = tmpRefDef.vieworg;
}
else
{
// restore viewangles from angles
v_angles[PITCH] = -pEnt->angles[PITCH] * 3;
v_angles[YAW] = pEnt->angles[YAW];
v_angles[ROLL] = 0; // no roll
v_origin = pEnt->origin;
}
AngleVectors( v_angles, forward, NULL, NULL );
Vector vecEnd = v_origin + forward * FLASHLIGHT_DISTANCE;
pmtrace_t trace;
int traceFlags = PM_STUDIO_BOX;
if( r_lighting_extended->value < 2 )
traceFlags |= PM_GLASS_IGNORE;
gEngfuncs.pEventAPI->EV_SetTraceHull( 2 );
gEngfuncs.pEventAPI->EV_PlayerTrace( v_origin, vecEnd, traceFlags, -1, &trace );
float falloff = trace.fraction * FLASHLIGHT_DISTANCE;
if( falloff < 250.0f ) falloff = 1.0f;
else falloff = 250.0f / falloff;
falloff *= falloff;
// update flashlight endpos
dlight_t *dl = gEngfuncs.pEfxAPI->CL_AllocDlight( pEnt->curstate.number );
dl->origin = trace.endpos;
dl->die = GET_CLIENT_TIME() + 0.01f; // die on next frame
dl->color.r = bound( 0, 255 * falloff, 255 );
dl->color.g = bound( 0, 255 * falloff, 255 );
dl->color.b = bound( 0, 255 * falloff, 255 );
dl->radius = 72;
}
