//-----------------------------------------------------------------------------
// Purpose:
// Input : origin -
// radius -
// list -
//-----------------------------------------------------------------------------
void CFuncLadder::FindNearbyDismountPoints( const Vector& origin, float radius, CUtlVector< CInfoLadderDismountHandle >& list )
{
#if !defined( CLIENT_DLL )
CBaseEntity *pEntity = NULL;
while ( (pEntity = gEntList.FindEntityByClassnameWithin( pEntity, "info_ladder_dismount", origin, radius)) != NULL )
{
CInfoLadderDismount *landingspot = static_cast< CInfoLadderDismount * >( pEntity );
Assert( landingspot );
// If spot has a target, then if the target is not this ladder, don't add to our list.
if ( landingspot->m_target != NULL_STRING )
{
if ( landingspot->GetNextTarget() != this )
{
continue;
}
}
CInfoLadderDismountHandle handle;
handle = landingspot;
if ( list.Find( handle ) == list.InvalidIndex() )
{
list.AddToTail( handle );
}
}
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CFuncLadder::DrawDebugGeometryOverlays()
{
#if !defined( CLIENT_DLL )
BaseClass::DrawDebugGeometryOverlays();
Vector playerMins = VEC_HULL_MIN;
Vector playerMaxs = VEC_HULL_MAX;
Vector topPosition;
Vector bottomPosition;
GetTopPosition( topPosition );
GetBottomPosition( bottomPosition );
NDebugOverlay::Box( topPosition, playerMins, playerMaxs, 255,0,0,127, 0 );
NDebugOverlay::Box( bottomPosition, playerMins, playerMaxs, 0,0,255,127, 0 );
NDebugOverlay::EntityBounds(this, 200, 180, 63, 63, 0);
trace_t bottomtrace;
UTIL_TraceHull( m_vecPlayerMountPositionBottom, m_vecPlayerMountPositionBottom,
playerMins, playerMaxs, MASK_PLAYERSOLID_BRUSHONLY, NULL, COLLISION_GROUP_PLAYER_MOVEMENT, &bottomtrace );
int c = m_Dismounts.Count();
for ( int i = 0 ; i < c ; i++ )
{
CInfoLadderDismount *pt = m_Dismounts[ i ];
if ( !pt )
continue;
NDebugOverlay::Box(pt->GetAbsOrigin(),Vector( -16, -16, 0 ), Vector( 16, 16, 8 ), 150,0,0, 63, 0);
}
#endif
}
void CHL2GameMovement::GetSortedDismountNodeList( const Vector &org, float radius, CFuncLadder *ladder, CUtlRBTree< NearbyDismount_t, int >& list )
{
float radiusSqr = radius * radius;
int i;
int c = ladder->GetDismountCount();
for ( i = 0; i < c; i++ )
{
CInfoLadderDismount *spot = ladder->GetDismount( i );
if ( !spot )
continue;
float distSqr = ( spot->GetAbsOrigin() - org ).LengthSqr();
if ( distSqr > radiusSqr )
continue;
NearbyDismount_t nd;
nd.dismount = spot;
nd.distSqr = distSqr;
list.Insert( nd );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// *ladder -
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool CHL2GameMovement::ExitLadderViaDismountNode( CFuncLadder *ladder, bool strict, bool useAlternate )
{
// Find the best ladder exit node
float bestDot = -99999.0f;
float bestDistance = 99999.0f;
Vector bestDest;
bool found = false;
// For 'alternate' dismount
bool foundAlternate = false;
Vector alternateDest;
float alternateDist = 99999.0f;
CUtlRBTree< NearbyDismount_t, int > nearbyDismounts( 0, 0, NearbyDismountLessFunc );
GetSortedDismountNodeList( mv->GetAbsOrigin(), 100.0f, ladder, nearbyDismounts );
int i;
for ( i = nearbyDismounts.FirstInorder(); i != nearbyDismounts.InvalidIndex() ; i = nearbyDismounts.NextInorder( i ) )
{
CInfoLadderDismount *spot = nearbyDismounts[ i ].dismount;
if ( !spot )
{
Assert( !"What happened to the spot!!!" );
continue;
}
// See if it's valid to put the player there...
Vector org = spot->GetAbsOrigin() + Vector( 0, 0, 1 );
trace_t tr;
UTIL_TraceHull(
org,
org,
GetPlayerMins( ( player->GetFlags() & FL_DUCKING ) ? true : false ),
GetPlayerMaxs( ( player->GetFlags() & FL_DUCKING ) ? true : false ),
MASK_PLAYERSOLID,
player,
COLLISION_GROUP_PLAYER_MOVEMENT,
&tr );
// Nope...
if ( tr.startsolid )
{
continue;
}
// Find the best dot product
Vector vecToSpot = org - ( mv->GetAbsOrigin() + player->GetViewOffset() );
vecToSpot.z = 0.0f;
float d = VectorNormalize( vecToSpot );
float dot = vecToSpot.Dot( m_vecForward );
// We're not facing at it...ignore
if ( dot < 0.5f )
{
if( useAlternate && d < alternateDist )
{
alternateDest = org;
alternateDist = d;
foundAlternate = true;
}
continue;
}
if ( dot > bestDot )
{
bestDest = org;
bestDistance = d;
bestDot = dot;
found = true;
}
}
if ( found )
{
// Require a more specific
if ( strict &&
( ( bestDot < 0.7f ) || ( bestDistance > 40.0f ) ) )
{
return false;
}
StartForcedMove( false, player->MaxSpeed(), bestDest, NULL );
return true;
}
if( useAlternate )
{
// Desperate. Don't refuse to let a person off of a ladder if it can be helped. Use the
// alternate dismount if there is one.
if( foundAlternate && alternateDist <= 60.0f )
{
StartForcedMove( false, player->MaxSpeed(), alternateDest, NULL );
return true;
}
}
return false;
}
