d4708
/
source-engine
mirror of https://github.com/nillerusr/source-engine.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 Commits
25 Branches
6 Tags
221 MiB
 
 
 
 
 
 
Tree: 6920a3bd08
Branches Tags
${ item.name }
Create tag ${ searchTerm }
Create branch ${ searchTerm }
from '6920a3bd08'
${ noResults }
source-engine/game/server/tf/nav_mesh/tf_nav_mesh.cpp

2450 lines
71 KiB
Raw Blame History

//========= Copyright Valve Corporation, All rights reserved. ============//
// tf_nav_mesh.cpp
// TF specific nav mesh
// Michael Booth, February 2009
#include "cbase.h"
#include "tf_nav_mesh.h"
#include "bot/tf_bot.h"
#include "bot/tf_bot_manager.h"
#include "tf_obj.h"
#include "tf_obj_sentrygun.h"
#include "team_control_point_master.h"
#include "team_train_watcher.h"
#include "tf_gamerules.h"
#include "func_respawnroom.h"
#include "doors.h"
#include "props.h"
#include "filters.h"
#include "NextBotUtil.h"
// NOTE: nav_debug_blocked ConVar is also use for debugging NAV_MESH_NAV_BLOCKER and TF_NAV_BLOCKED...
ConVar tf_show_in_combat_areas( "tf_show_in_combat_areas", "0", FCVAR_CHEAT );
ConVar tf_show_enemy_invasion_areas( "tf_show_enemy_invasion_areas", "0", FCVAR_CHEAT, "Highlight areas where the enemy team enters the visible environment of the local player" );
ConVar tf_show_blocked_areas( "tf_show_blocked_areas", "0", FCVAR_CHEAT, "Highlight areas that are considered blocked for TF-specific reasons" );
ConVar tf_show_incursion_flow( "tf_show_incursion_flow", "0", FCVAR_CHEAT );
ConVar tf_show_incursion_flow_range( "tf_show_incursion_flow_range", "150", FCVAR_CHEAT, "1 = red, 2 = blue" );
ConVar tf_show_incursion_flow_gradient( "tf_show_incursion_flow_gradient", "0", FCVAR_CHEAT, "1 = red, 2 = blue" );
ConVar tf_show_mesh_decoration( "tf_show_mesh_decoration", "0", FCVAR_CHEAT, "Highlight special areas" );
ConVar tf_show_mesh_decoration_manual( "tf_show_mesh_decoration_manual", "0", FCVAR_CHEAT, "Highlight special areas marked by hand" );
// Method 1 & 2 should be exactly the same for tf_show_sentry_danger.
ConVar tf_show_sentry_danger( "tf_show_sentry_danger", "0", FCVAR_CHEAT, "Show sentry danger areas. 1:Use m_sentryAreas. 2:Check all nav areas." );
ConVar tf_show_actor_potential_visibility( "tf_show_actor_potential_visibility", "0", FCVAR_CHEAT );
ConVar tf_show_control_points( "tf_show_control_points", "0", FCVAR_CHEAT );
ConVar tf_show_bomb_drop_areas( "tf_show_bomb_drop_areas", "0", FCVAR_CHEAT );
ConVar tf_bot_min_setup_gate_defend_range( "tf_bot_min_setup_gate_defend_range", "750", FCVAR_CHEAT, "How close from the setup gate(s) defending bots can take up positions. Areas closer than this will be in cover to ambush." );
ConVar tf_bot_max_setup_gate_defend_range( "tf_bot_max_setup_gate_defend_range", "2000", FCVAR_CHEAT, "How far from the setup gate(s) defending bots can take up positions" );
ConVar tf_bot_min_setup_gate_sniper_defend_range( "tf_bot_min_setup_gate_sniper_defend_range", "1500", FCVAR_CHEAT, "How far from the setup gate(s) a defending sniper will take up position" );
ConVar tf_show_gate_defense_areas( "tf_show_gate_defense_areas", "0", FCVAR_CHEAT );
ConVar tf_show_point_defense_areas( "tf_show_point_defense_areas", "0", FCVAR_CHEAT );
extern ConVar tf_bot_debug_select_defense_area;
extern ConVar tf_nav_in_combat_duration;
extern ConVar mp_teams_unbalance_limit;
extern ConVar mp_autoteambalance;
extern ConVar sv_alltalk;
extern ConVar mp_timelimit;
//--------------------------------------------------------------------------------------------------------------
ConVar tf_select_ambush_areas_radius( "tf_select_ambush_areas_radius", "750", FCVAR_CHEAT );
ConVar tf_select_ambush_areas_close_range( "tf_select_ambush_areas_close_range", "300", FCVAR_CHEAT );
ConVar tf_select_ambush_areas_max_enemy_exposure_area( "tf_select_ambush_areas_max_enemy_exposure_area", "500000", FCVAR_CHEAT );
class ScanSelectAmbushAreas
{
public:
ScanSelectAmbushAreas( CUtlVector< CTFNavArea * > *ambushAreaVector, int teamToAmbush, float enemyIncursionLimit )
{
m_ambushAreaVector = ambushAreaVector;
m_teamToAmbush = teamToAmbush;
m_enemyIncursionLimit = enemyIncursionLimit;
}
bool operator() ( CNavArea *baseArea )
{
CTFNavArea *area = static_cast< CTFNavArea * >( baseArea );
// no drop-downs or jumps
if ( area->GetParent() && !area->GetParent()->IsContiguous( area ) )
return false;
float enemyIncursionDistanceAtArea = area->GetIncursionDistance( m_teamToAmbush );
if ( enemyIncursionDistanceAtArea > m_enemyIncursionLimit )
return false;
int wallCount = 0;
int dir;
for( dir=0; dir<NUM_DIRECTIONS; ++dir )
{
if ( area->GetAdjacentCount( (NavDirType)dir ) == 0 )
{
// wall (or dropoff) on this side
++wallCount;
}
}
if ( wallCount >= 1 )
{
// good cover, are we also right next to enemy incursion areas?
const CUtlVector< CTFNavArea * > &invasionVector = area->GetEnemyInvasionAreaVector( GetEnemyTeam( m_teamToAmbush ) );
// don't use areas that are in plain sight of large amounts of incoming enemy space
NavAreaCollector collector( true );
area->ForAllPotentiallyVisibleAreas( collector );
float totalVisibleThreatArea = 0.0f;
FOR_EACH_VEC( collector.m_area, it )
{
CTFNavArea *visArea = static_cast< CTFNavArea * >( collector.m_area[ it ] );
if ( visArea->GetIncursionDistance( m_teamToAmbush ) < enemyIncursionDistanceAtArea )
{
totalVisibleThreatArea += visArea->GetSizeX() * visArea->GetSizeY();
}
}
if ( totalVisibleThreatArea > tf_select_ambush_areas_max_enemy_exposure_area.GetFloat() )
{
// too exposed
return true;
}
float nearRangeSq = tf_select_ambush_areas_close_range.GetFloat();
nearRangeSq *= nearRangeSq;
FOR_EACH_VEC( invasionVector, it )
{
CTFNavArea *invasionArea = invasionVector[ it ];
if ( invasionArea->GetIncursionDistance( m_teamToAmbush ) < enemyIncursionDistanceAtArea )
{
// the enemy will go through invasionArea before they reach the candidate area
float rangeSq = ( invasionArea->GetCenter() - area->GetCenter() ).LengthSqr();
if ( rangeSq < nearRangeSq )
{
// there is at least one nearby invasion area
m_ambushAreaVector->AddToTail( area );
break;
}
}
}
}
return true;
}
int m_teamToAmbush;
float m_enemyIncursionLimit;
CUtlVector< CTFNavArea * > *m_ambushAreaVector;
};
void CMD_SelectAmbushAreas( void )
{
CBasePlayer *player = UTIL_GetListenServerHost();
if ( player == NULL )
return;
CTFNavArea *searchSourceArea = static_cast< CTFNavArea * >( player->GetLastKnownArea() );
int teamToAmbush = GetEnemyTeam( player->GetTeamNumber() );
CUtlVector< CTFNavArea * > ambushAreaVector;
ScanSelectAmbushAreas selector( &ambushAreaVector, teamToAmbush, searchSourceArea->GetIncursionDistance( teamToAmbush ) + 300.0f );
SearchSurroundingAreas( searchSourceArea, searchSourceArea->GetCenter(), selector, tf_select_ambush_areas_radius.GetFloat() );
FOR_EACH_VEC( ambushAreaVector, it )
{
TheNavMesh->AddToSelectedSet( ambushAreaVector[ it ] );
}
}
static ConCommand tf_select_ambush_areas( "tf_select_ambush_areas", CMD_SelectAmbushAreas, "Add good ambush spots to the selected set. For debugging.", FCVAR_GAMEDLL | FCVAR_CHEAT );
#ifdef SKIPME
//-------------------------------------------------------------------------
void CMD_SelectIncursionZone( void )
{
CBasePlayer *player = UTIL_GetListenServerHost();
if ( player == NULL )
return;
const CUtlVector< CTFNavArea * > *pointAreaVector = TheTFNavMesh()->GetControlPointAreas();
if ( !pointAreaVector )
return;
int i;
float incursionAtPoint = 0.0f;
float maxInvaderTravelDistance = 2000.0f;
for( i=0; i<pointAreaVector->Count(); ++i )
{
if ( pointAreaVector->Element(i)->GetIncursionDistance( TF_TEAM_BLUE ) > incursionAtPoint )
{
incursionAtPoint = pointAreaVector->Element(i)->GetIncursionDistance( TF_TEAM_BLUE );
}
}
for( i=0; i<TheNavAreas.Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
float inc = area->GetIncursionDistance( TF_TEAM_BLUE );
if ( inc > 0.0f && inc < incursionAtPoint && inc > incursionAtPoint - maxInvaderTravelDistance )
{
NDebugOverlay::Cross3D( area->GetCenter(), 5.0f, 255, 255, 0, true, 99999.9f );
//TheNavMesh->AddToSelectedSet( area );
}
}
}
static ConCommand tf_select_incursion_zone( "tf_select_incursion_zone", CMD_SelectIncursionZone, "Select areas where invading team approaches the objective. For debugging.", FCVAR_GAMEDLL | FCVAR_CHEAT );
//-------------------------------------------------------------------------
void CMD_SelectControlPointIncursionAreas( void )
{
CBasePlayer *player = UTIL_GetListenServerHost();
if ( player == NULL )
return;
const CUtlVector< CTFNavArea * > *pointAreaVector = TheTFNavMesh()->GetControlPointAreas();
for( int i=0; i<pointAreaVector->Count(); ++i )
{
CTFNavArea *pointArea = (CTFNavArea *)pointAreaVector->Element(i);
for( i=0; i<TheNavAreas.Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
if ( area->GetIncursionDistance( TF_TEAM_BLUE ) > pointArea->GetIncursionDistance( TF_TEAM_BLUE ) )
continue;
if ( pointArea->IsPotentiallyVisible( area ) )
{
// the point is visible from this area
// if no prior areas can see the point, we have a point incursion area
CUtlVector< CTFNavArea * > priorVector;
area->CollectPriorIncursionAreas( TF_TEAM_BLUE, &priorVector );
int j;
for( j=0; j<priorVector.Count(); ++j )
{
if ( pointArea->IsPotentiallyVisible( priorVector[j] ) )
{
break;
}
}
if ( j == priorVector.Count() && j > 0 )
{
// no prior areas can see the point
TheNavMesh->AddToSelectedSet( area );
}
}
}
}
}
static ConCommand tf_select_control_point_incursion_areas( "tf_select_control_point_incursion_areas", CMD_SelectControlPointIncursionAreas, "Select areas where invading team leaves cover near the objective. For debugging.", FCVAR_GAMEDLL | FCVAR_CHEAT );
//-------------------------------------------------------------------------
CON_COMMAND_F( tf_assign_territory, "Divvy up the mesh into red and blue territories. For debugging.", FCVAR_GAMEDLL )
{
// Listenserver host or rcon access only!
if ( !UTIL_IsCommandIssuedByServerAdmin() )
return;
int i;
// clear all territory markings
for( i=0; i<TheNavAreas.Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
area->ClearAttributeTF( TF_NAV_RED_TERRITORY | TF_NAV_BLUE_TERRITORY );
area->SetParent( NULL );
}
const CUtlVector< CTFNavArea * > *pointAreaVector = TheTFNavMesh()->GetControlPointAreas();
if ( !pointAreaVector || pointAreaVector->Count() <= 0 )
return;
// find centermost point area, and mark all contested point areas as owned by red
Vector center = vec3_origin;
for( i=0; i<pointAreaVector->Count(); ++i )
{
center += pointAreaVector->Element(i)->GetCenter();
pointAreaVector->Element(i)->SetAttributeTF( TF_NAV_RED_TERRITORY );
}
center /= pointAreaVector->Count();
CTFNavArea *pointArea = pointAreaVector->Element(0);
for( i=0; i<pointAreaVector->Count(); ++i )
{
if ( pointAreaVector->Element(i)->IsOverlapping( center ) )
{
pointArea = pointAreaVector->Element(i);
break;
}
}
// spread red's territory to surround the contested area a bit
const float surroundRange = 1000.0f;
CUtlVector< CNavArea * > surroundingVector;
CollectSurroundingAreas( &surroundingVector, pointArea, surroundRange );
for( int t=0; t<surroundingVector.Count(); ++t )
{
CTFNavArea *area = (CTFNavArea *)surroundingVector[t];
area->ClearAttributeTF( TF_NAV_BLUE_TERRITORY );
area->SetAttributeTF( TF_NAV_RED_TERRITORY );
}
// do a breadth first search out from control point center
// when a spawn room is reached, mark it and all its parent areas as belonging to the team of the spawn room
CNavArea::ClearSearchLists();
pointArea->AddToOpenList();
pointArea->Mark();
pointArea->SetParent( NULL );
CUtlVectorFixedGrowable< const NavConnect *, 64 > adjAreaVector;
while( !CNavArea::IsOpenListEmpty() )
{
// get next area to check
CTFNavArea *area = static_cast< CTFNavArea * >( CNavArea::PopOpenList() );
// ignore setup gates, since they will be open after the setup time
if ( !area->HasAttributeTF( TF_NAV_BLUE_SETUP_GATE | TF_NAV_RED_SETUP_GATE ) && ( area->IsBlocked( TF_TEAM_RED ) || area->IsBlocked( TF_TEAM_BLUE ) ) )
{
// don't pass through blocked areas
continue;
}
// explore adjacent floor areas
adjAreaVector.RemoveAll();
for( int dir=0; dir<NUM_DIRECTIONS; ++dir )
{
// collect all OUTGOING links from this area to adjacent areas
const NavConnectVector *adjVector = area->GetAdjacentAreas( (NavDirType)dir );
FOR_EACH_VEC( (*adjVector), bit )
{
adjAreaVector.AddToTail( &(*adjVector)[ bit ] );
}
}
FOR_EACH_VEC( adjAreaVector, vit )
{
const NavConnect *connect = adjAreaVector[ vit ];
CTFNavArea *adjArea = static_cast< CTFNavArea * >( connect->area );
if ( adjArea->ComputeAdjacentConnectionHeightChange( area ) > TF_PLAYER_JUMP_HEIGHT ||
area->ComputeAdjacentConnectionHeightChange( adjArea ) > TF_PLAYER_JUMP_HEIGHT )
{
// don't go up ledges too high to jump
continue;
}
if ( !adjArea->IsMarked() )
{
adjArea->Mark();
adjArea->SetParent( area );
// if this area is in a spawn room, mark path we took to get here as the appropriate team's territory
if ( adjArea->HasAttributeTF( TF_NAV_SPAWN_ROOM_RED ) )
{
for( CTFNavArea *pathArea = adjArea; pathArea; pathArea = (CTFNavArea *)pathArea->GetParent() )
{
pathArea->SetAttributeTF( TF_NAV_RED_TERRITORY );
}
}
else if ( adjArea->HasAttributeTF( TF_NAV_SPAWN_ROOM_BLUE ) )
{
for( CTFNavArea *pathArea = adjArea; pathArea; pathArea = (CTFNavArea *)pathArea->GetParent() )
{
pathArea->SetAttributeTF( TF_NAV_BLUE_TERRITORY );
}
}
adjArea->AddToOpenListTail();
}
}
}
if ( args.ArgC() == 1 )
{
return;
}
// iterate over all areas, spreading territory out from found routes into unclaimed areas
CUtlVector< CTFNavArea * > spreadVector;
while( true )
{
spreadVector.RemoveAll();
for( int i=0; i<TheNavAreas.Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
CTFNavArea *parent = (CTFNavArea *)area->GetParent();
// if this area has no territory affiliation but its parent does, inherit it and iterate again
if ( !area->HasAttributeTF( TF_NAV_RED_TERRITORY | TF_NAV_BLUE_TERRITORY ) && parent && parent->HasAttributeTF( TF_NAV_RED_TERRITORY | TF_NAV_BLUE_TERRITORY ) )
{
spreadVector.AddToTail( area );
}
}
if ( spreadVector.Count() == 0 )
{
// finished spreading
break;
}
// spread the territory influence one step out
for( int j=0; j<spreadVector.Count(); ++j )
{
CTFNavArea *area = spreadVector[j];
CTFNavArea *parent = (CTFNavArea *)area->GetParent();
if ( parent->HasAttributeTF( TF_NAV_RED_TERRITORY ) )
{
area->SetAttributeTF( TF_NAV_RED_TERRITORY );
}
if ( parent->HasAttributeTF( TF_NAV_BLUE_TERRITORY ) )
{
area->SetAttributeTF( TF_NAV_BLUE_TERRITORY );
}
}
}
}
#endif // SKIPME
//-------------------------------------------------------------------------
CTFNavMesh::CTFNavMesh( void )
{
for( int j=0; j<MAX_CONTROL_POINTS; ++j )
{
m_controlPointAreaVector[j].RemoveAll();
m_controlPointCenterAreaVector[j] = NULL;
}
ListenForGameEvent( "teamplay_setup_finished" );
ListenForGameEvent( "teamplay_point_captured" );
ListenForGameEvent( "teamplay_point_unlocked" );
ListenForGameEvent( "player_builtobject" );
ListenForGameEvent( "player_dropobject" );
ListenForGameEvent( "player_carryobject" );
ListenForGameEvent( "object_detonated" );
ListenForGameEvent( "object_destroyed" );
m_priorBotCount = 0;
m_recomputeInternalDataTimer.Invalidate();
}
//-------------------------------------------------------------------------
CTFNavArea *CTFNavMesh::CreateArea( void ) const
{
return new CTFNavArea;
}
//-------------------------------------------------------------------------
/**
* Invoked on each game frame
*/
void CTFNavMesh::Update( void )
{
CNavMesh::Update();
if ( !TheNavAreas.Count() )
return;
UpdateDebugDisplay();
if ( TheNextBots().GetNextBotCount() > 0 )
{
if ( m_priorBotCount == 0 )
{
// the first bot was just added
ScheduleRecomputationOfInternalData( RESET );
}
// we use a timer here to give the map logic a few moments to settle out before inspecting it
if ( m_recomputeInternalDataTimer.HasStarted() && m_recomputeInternalDataTimer.IsElapsed() )
{
m_recomputeInternalDataTimer.Invalidate();
RecomputeInternalData();
}
if ( TFGameRules()->GetGameType() == TF_GAMETYPE_ESCORT && m_watchCartTimer.IsElapsed() )
{
// the cart may have moved, recompute new sniper spots
m_watchCartTimer.Start( 3.0f );
}
}
m_priorBotCount = TheNextBots().GetNextBotCount();
}
//-------------------------------------------------------------------------
/**
* (EXTEND) invoked when server loads a new map
*/
void CTFNavMesh::OnServerActivate( void )
{
CNavMesh::OnServerActivate();
m_sentryAreas.RemoveAll();
ResetMeshAttributes( true );
m_priorBotCount = 0;
m_setupGateDefenseAreaVector.RemoveAll();
m_redSpawnRoomAreaVector.RemoveAll();
m_blueSpawnRoomAreaVector.RemoveAll();
m_redSpawnRoomExitAreaVector.RemoveAll();
m_blueSpawnRoomExitAreaVector.RemoveAll();
for( int i=0; i<MAX_CONTROL_POINTS; ++i )
{
m_controlPointAreaVector[i].RemoveAll();
m_controlPointCenterAreaVector[i] = NULL;
}
}
//-------------------------------------------------------------------------
/**
* Invoked when a game round restarts
*/
void CTFNavMesh::OnRoundRestart( void )
{
CNavMesh::OnRoundRestart();
ResetMeshAttributes( true );
// nasty hack
TheTFBots().OnRoundRestart();
if ( TFGameRules() && TFGameRules()->IsMannVsMachineMode() )
{
RecomputeInternalData();
}
DevMsg( "CTFNavMesh: %d nav areas in mesh.\n", GetNavAreaCount() );
}
//-------------------------------------------------------------------------
/**
* One or more areas may have become blocked or are no longer blocked.
* Recompute dependent mesh data.
*/
void CTFNavMesh::OnBlockedAreasChanged( void )
{
VPROF_BUDGET( "CTFNavMesh::OnBlockedAreasChanged", "NextBot" );
if ( TheNextBots().GetNextBotCount() == 0 )
return;
ScheduleRecomputationOfInternalData( BLOCKED_STATUS_CHANGED );
}
//-------------------------------------------------------------------------
void TestAndBlockOverlappingAreas( CBaseEntity *entity )
{
Ray_t ray;
trace_t trace;
NextBotTraceFilterIgnoreActors filter( NULL, COLLISION_GROUP_NONE );
const float crouchHeight = 30.0f;
Vector hullMin, hullMax;
Vector traceFrom, traceTo;
Extent extent;
extent.Init( entity );
CUtlVector< CNavArea * > overlapVector;
TheNavMesh->CollectAreasOverlappingExtent( extent, &overlapVector );
for( int i=0; i<overlapVector.Count(); ++i )
{
CTFNavArea *area = (CTFNavArea *)overlapVector[i];
const float tolerance = 1.0f;
if ( fabs( area->GetCorner( NORTH_WEST ).z - area->GetCorner( NORTH_EAST ).z ) < tolerance )
{
// flat along X, potentially varies along Y
hullMin.x = 0.0f;
hullMin.y = 0.0f;
hullMin.z = StepHeight;
hullMax.x = area->GetSizeX();
hullMax.y = 0.0f;
hullMax.z = crouchHeight;
traceFrom = area->GetCorner( NORTH_WEST );
traceTo = area->GetCorner( SOUTH_WEST );
}
else if ( fabs( area->GetCorner( NORTH_WEST ).z - area->GetCorner( SOUTH_WEST ).z ) < tolerance )
{
// flat along Y, potentially varies along X
hullMin.x = 0.0f;
hullMin.y = 0.0f;
hullMin.z = StepHeight;
hullMax.x = 0.0f;
hullMax.y = area->GetSizeY();
hullMax.z = crouchHeight;
traceFrom = area->GetCorner( NORTH_WEST );
traceTo = area->GetCorner( NORTH_EAST );
}
else
{
// varies along both X and Y
hullMin.x = 0.0f;
hullMin.y = 0.0f;
hullMin.z = StepHeight;
hullMax.x = 1.0f;
hullMax.y = 1.0f;
hullMax.z = crouchHeight;
traceFrom = area->GetCorner( NORTH_WEST );
traceTo = area->GetCorner( SOUTH_EAST );
}
// need to trace from high to low to avoid interpenetration
if ( traceFrom.z < traceTo.z )
{
Vector tmp = traceFrom;
traceFrom = traceTo;
traceTo = tmp;
}
ray.Init( traceFrom, traceTo, hullMin, hullMax );
enginetrace->TraceRay( ray, MASK_PLAYERSOLID, &filter, &trace );
// NDebugOverlay::SweptBox( traceFrom, traceTo, hullMin, hullMax, vec3_angle, 255, 255, 0, 255, 99999.9f );
if ( trace.DidHit() )
{
if ( trace.m_pEnt && trace.m_pEnt->ShouldBlockNav() )
{
area->MarkAsBlocked( TEAM_ANY, entity );
}
}
}
}
//-------------------------------------------------------------------------
void CTFNavMesh::ComputeBlockedAreas( void )
{
// clear all blocked state
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
area->UnblockArea();
}
#ifdef TF_CREEP_MODE
if ( TFGameRules()->IsCreepWaveMode() )
{
// no blocking for creeps
return;
}
#endif
// block mesh under solid brushes
CFuncBrush *brush = NULL;
while( ( brush = (CFuncBrush *)gEntList.FindEntityByClassname( brush, "func_brush" ) ) != NULL )
{
if ( brush->IsSolid() ) // && !brush->m_iDisabled ) // "disabled" seems to be overridden by solidity
{
// this brush is potentially blocking navigation
TestAndBlockOverlappingAreas( brush );
}
}
// Find all func_doors in the map. If a func_door is surrounded by a trigger_multiple,
// the trigger controls access to the door. If the func_door is bare, the door itself
// determines access.
CBaseDoor *door = NULL;
while( ( door = (CBaseDoor *)gEntList.FindEntityByClassname( door, "func_door*" ) ) != NULL )
{
// if a closed door is not controlled by a trigger assume it doesn't open at all until the scenario changes and map logic opens it
bool isDoorClosed = ( door->m_toggle_state == TS_AT_BOTTOM || door->m_toggle_state == TS_GOING_DOWN );
int doorOwnedByTeam = TEAM_UNASSIGNED;
bool isDoorTriggerControlled = false;
Extent triggerExtent, doorExtent;
doorExtent.Init( door );
CTriggerMultiple *trigger = NULL;
while( ( trigger = (CTriggerMultiple *)gEntList.FindEntityByClassname( trigger, "trigger_multiple" ) ) != NULL )
{
triggerExtent.Init( trigger );
// just check overlapping, not encompassing, since some door triggers only are player height tall (cp_gravelpit)
if ( triggerExtent.IsOverlapping( doorExtent ) )
{
if ( !trigger->m_bDisabled )
{
// this trigger contains this door, and thus controls it
isDoorTriggerControlled = true;
// look for a filter attached to this trigger that limits access to one team
if ( trigger->m_hFilter != NULL && FClassnameIs( trigger->m_hFilter, "filter_activator_tfteam" ) )
{
doorOwnedByTeam = trigger->m_hFilter->GetTeamNumber();
}
}
}
}
// is this door acting like a wall?
bool isDoorWall = isDoorTriggerControlled ? false : isDoorClosed;
// set the blocked status of all areas overlapping this door
NavAreaCollector doorAreas;
TheNavMesh->ForAllAreasOverlappingExtent( doorAreas, doorExtent );
int blockedTeam = ( doorOwnedByTeam == TEAM_UNASSIGNED ) ? TEAM_ANY : ( ( doorOwnedByTeam == TF_TEAM_RED ) ? TF_TEAM_BLUE : TF_TEAM_RED );
for( int i=0; i<doorAreas.m_area.Count(); ++i )
{
CTFNavArea *area = (CTFNavArea *)doorAreas.m_area[i];
bool isDoorBlocking;
if ( area->HasAttributeTF( TF_NAV_DOOR_ALWAYS_BLOCKS ) )
{
// closed doors always block
isDoorBlocking = isDoorClosed;
}
else
{
// untriggered closed doors, or team-owned doors block
isDoorBlocking = ( isDoorWall || doorOwnedByTeam != TEAM_UNASSIGNED );
}
if ( isDoorBlocking )
{
// this door is blocking navigation for at least one team
if ( !area->HasAttributeTF( TF_NAV_DOOR_NEVER_BLOCKS ) )
{
area->MarkAsBlocked( blockedTeam, door );
}
}
else
{
// we need to UN-block these areas to account for legacy func_brushes
// used inside of cosmetic doors as a collision proxy that have marked
// these areas as blocked
area->UnblockArea( blockedTeam );
}
}
}
#ifdef DONT_USE_BLOCKS_TOO_MUCH
// Find all prop_dynamic entities in the map and block areas they overlap
CDynamicProp *prop = NULL;
while( ( prop = (CDynamicProp *)gEntList.FindEntityByClassname( prop, "prop_dynamic" ) ) != NULL )
{
if ( prop->IsSolid() )
{
// if this prop is parented to a door, ignore it - it has already been handled by the door code above
CBaseDoor *parentDoor = dynamic_cast< CBaseDoor * >( prop->GetParent() );
if ( !parentDoor )
{
// this prop is potentially blocking navigation
TestAndBlockOverlappingAreas( prop );
}
}
}
#endif // DONT_USE_BLOCKS_TOO_MUCH
}
//-------------------------------------------------------------------------
void CTFNavMesh::CollectControlPointAreas( void )
{
for( int i=0; i<MAX_CONTROL_POINTS; ++i )
{
m_controlPointAreaVector[i].RemoveAll();
m_controlPointCenterAreaVector[i] = NULL;
}
CTeamControlPointMaster *pMaster = g_hControlPointMasters.Count() ? g_hControlPointMasters[0] : NULL;
if ( pMaster )
{
CBaseEntity *trigger = NULL;
while( ( trigger = gEntList.FindEntityByClassname( trigger, "trigger_capture_area*" ) ) != NULL )
{
CTeamControlPoint *point = ((CTriggerAreaCapture *)trigger)->GetControlPoint();
if ( point )
{
Extent extent;
extent.Init( trigger );
// expand extent a bit to make sure it intersects ground below (koth_viaduct)
extent.lo.z -= HalfHumanHeight;
extent.hi.z += HalfHumanHeight;
CUtlVector< CTFNavArea * > *pointAreaVector = &m_controlPointAreaVector[ point->GetPointIndex() ];
TheNavMesh->CollectAreasOverlappingExtent< CTFNavArea >( extent, pointAreaVector );
// find area closest to the control point's center
m_controlPointCenterAreaVector[ point->GetPointIndex() ] = NULL;
float closeRangeSq = FLT_MAX;
for( int i=0; i<pointAreaVector->Count(); ++i )
{
CTFNavArea *area = pointAreaVector->Element(i);
float rangeSq = ( area->GetCenter() - trigger->WorldSpaceCenter() ).Length2DSqr();
if ( rangeSq < closeRangeSq )
{
m_controlPointCenterAreaVector[ point->GetPointIndex() ] = area;
closeRangeSq = rangeSq;
}
}
}
}
}
}
//-------------------------------------------------------------------------
// For MvM mode. Mark all nav areas where the bomb can drop and the invaders can reach it.
void CTFNavMesh::ComputeLegalBombDropAreas( void )
{
if ( !TFGameRules()->IsMannVsMachineMode() )
{
return;
}
CTFNavArea *startArea = NULL;
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->HasAttributeTF( TF_NAV_SPAWN_ROOM_BLUE ) )
{
startArea = area;
}
area->ClearAttributeTF( TF_NAV_BOMB_CAN_DROP_HERE );
}
if ( startArea == NULL )
{
Warning( "Can't find blue spawn room nav areas. No legal bomb drop areas are marked" );
return;
}
CNavArea::ClearSearchLists();
startArea->AddToOpenList();
startArea->Mark();
startArea->SetParent( NULL );
CUtlVectorFixedGrowable< const NavConnect *, 64 > adjAreaVector;
while( !CNavArea::IsOpenListEmpty() )
{
// get next area to check
CTFNavArea *area = static_cast< CTFNavArea * >( CNavArea::PopOpenList() );
// explore adjacent floor areas
adjAreaVector.RemoveAll();
for( int dir=0; dir<NUM_DIRECTIONS; ++dir )
{
// collect all OUTGOING links from this area to adjacent areas
const NavConnectVector *adjVector = area->GetAdjacentAreas( (NavDirType)dir );
FOR_EACH_VEC( (*adjVector), bit )
{
adjAreaVector.AddToTail( &(*adjVector)[ bit ] );
}
}
FOR_EACH_VEC( adjAreaVector, vit )
{
const NavConnect *connect = adjAreaVector[ vit ];
CTFNavArea *adjArea = static_cast< CTFNavArea * >( connect->area );
if ( adjArea->IsMarked() )
{
continue;
}
if ( area->ComputeAdjacentConnectionHeightChange( adjArea ) > StepHeight )
{
// don't go up ledges higher than a legal step
continue;
}
if ( !adjArea->HasAttributeTF( TF_NAV_SPAWN_ROOM_BLUE | TF_NAV_SPAWN_ROOM_RED ) )
{
// this area can be reached by walking from the spawn, so it's legal to drop the bomb here
adjArea->SetAttributeTF( TF_NAV_BOMB_CAN_DROP_HERE );
}
adjArea->Mark();
adjArea->SetParent( area );
if ( !adjArea->IsOpen() )
{
// Since we're doing a breadth-first search, this area will end up at the end of the list.
// Adding it to the tail explicitly saves us a bunch of list traversals.
adjArea->AddToOpenListTail();
}
}
}
}
//-------------------------------------------------------------------------
// For MvM mode. Mark all nav areas where the bomb can drop and the invaders can reach it.
void CTFNavMesh::ComputeBombTargetDistance()
{
if ( !TFGameRules()->IsMannVsMachineMode() )
{
return;
}
CCaptureZone *zone = NULL;
for( int i=0; i<ICaptureZoneAutoList::AutoList().Count(); ++i )
{
zone = static_cast< CCaptureZone* >( ICaptureZoneAutoList::AutoList()[i] );
if ( zone->GetTeamNumber() == TF_TEAM_PVE_INVADERS )
{
break;
}
}
if ( zone == NULL )
{
Warning( "Can't find bomb delivery zone." );
return;
}
CTFNavArea *zoneArea = (CTFNavArea *)TheTFNavMesh()->GetNearestNavArea( zone->WorldSpaceCenter(), false, 500.0f, true );
if ( !zoneArea )
{
Warning( "No nav area for bomb delivery zone." );
return;
}
// invalidate all travel distances
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
area->m_distanceToBombTarget = -1.0f;
}
CNavArea::ClearSearchLists();
zoneArea->AddToOpenList();
zoneArea->Mark();
zoneArea->SetParent( NULL );
zoneArea->m_distanceToBombTarget = 0.0f;
CUtlVectorFixedGrowable< const NavConnect *, 64 > adjAreaVector;
while( !CNavArea::IsOpenListEmpty() )
{
// get next area to check
CTFNavArea *area = static_cast< CTFNavArea * >( CNavArea::PopOpenList() );
// explore adjacent floor areas
adjAreaVector.RemoveAll();
for( int dir=0; dir<NUM_DIRECTIONS; ++dir )
{
// collect all OUTGOING links from this area to adjacent areas
const NavConnectVector *adjVector = area->GetAdjacentAreas( (NavDirType)dir );
FOR_EACH_VEC( (*adjVector), bit )
{
adjAreaVector.AddToTail( &(*adjVector)[ bit ] );
}
}
FOR_EACH_VEC( adjAreaVector, vit )
{
const NavConnect *connect = adjAreaVector[ vit ];
CTFNavArea *adjArea = static_cast< CTFNavArea * >( connect->area );
if ( area->ComputeAdjacentConnectionHeightChange( adjArea ) > TF_PLAYER_JUMP_HEIGHT )
{
// don't go up ledges too high to jump
continue;
}
// compute travel distance
float newTravelDistance = 0.0f;
float between = connect->length;
newTravelDistance = area->m_distanceToBombTarget + between;
float adjacentTravelDistance = adjArea->m_distanceToBombTarget;
// Found a shortcut to our neighbor passing through this area?
// Use a tolernace. Without it, floating point math can make this loop go on forever,
// because intermediate results are stored at a different precision
float flTol = .001f;
if ( adjacentTravelDistance < 0.0f || adjacentTravelDistance > newTravelDistance + flTol )
{
adjArea->m_distanceToBombTarget = newTravelDistance;
adjArea->Mark();
adjArea->SetParent( area );
if ( !adjArea->IsOpen() )
{
// Since we're doing a breadth-first search, this area will end up at the end of the list.
// Adding it to the tail explicitly saves us a bunch of list traversals.
adjArea->AddToOpenListTail();
}
}
else
{
// Found a shortcut this area that passes through the neighbor?
float newTravelDistanceFromAdjacent = adjacentTravelDistance + between;
if ( newTravelDistanceFromAdjacent + flTol < area->m_distanceToBombTarget )
{
// check if the reverse direction is cheaper (for the case of jumping off edges)
area->m_distanceToBombTarget = newTravelDistanceFromAdjacent;
area->Mark();
area->SetParent( adjArea );
if ( !area->IsOpen() )
{
// found a cheaper path, try to traverse backward
area->AddToOpenListTail();
}
}
}
}
}
}
//-------------------------------------------------------------------------
void CTFNavMesh::RecomputeInternalData( void )
{
CollectControlPointAreas();
RemoveAllMeshDecoration();
DecorateMesh();
ComputeBlockedAreas(); // relies on DecorateMesh() being complete
ComputeIncursionDistances();
ComputeInvasionAreas();
ComputeLegalBombDropAreas();
ComputeBombTargetDistance(); // for MvM
if ( m_recomputeReason == RESET || m_recomputeReason == SETUP_FINISHED )
{
// update point-conditionally blocked areas
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->HasAttributeTF( TF_NAV_BLOCKED_UNTIL_POINT_CAPTURE ) )
{
area->SetAttributeTF( TF_NAV_BLOCKED );
}
}
}
if ( m_recomputeReason == POINT_CAPTURED )
{
// update point-conditionally blocked areas
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->HasAttributeTF( TF_NAV_BLOCKED_UNTIL_POINT_CAPTURE ) )
{
// which point unblocks us?
// if no modifier given, unblock after first capture
bool isUnblocked = true;
if ( area->HasAttributeTF( TF_NAV_WITH_SECOND_POINT ) )
{
isUnblocked = (m_recomputeReasonWhichPoint >= 1);
}
else if ( area->HasAttributeTF( TF_NAV_WITH_THIRD_POINT ) )
{
isUnblocked = (m_recomputeReasonWhichPoint >= 2);
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FOURTH_POINT ) )
{
isUnblocked = (m_recomputeReasonWhichPoint >= 3);
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FIFTH_POINT ) )
{
isUnblocked = (m_recomputeReasonWhichPoint >= 4);
}
if ( isUnblocked )
{
area->ClearAttributeTF( TF_NAV_BLOCKED );
}
}
else if ( area->HasAttributeTF( TF_NAV_BLOCKED_AFTER_POINT_CAPTURE ) )
{
// which point blocks us?
// if no modifier given, block after first capture
bool isBlocked = true;
if ( area->HasAttributeTF( TF_NAV_WITH_SECOND_POINT ) )
{
isBlocked = ( m_recomputeReasonWhichPoint >= 1 );
}
else if ( area->HasAttributeTF( TF_NAV_WITH_THIRD_POINT ) )
{
isBlocked = ( m_recomputeReasonWhichPoint >= 2 );
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FOURTH_POINT ) )
{
isBlocked = ( m_recomputeReasonWhichPoint >= 3 );
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FIFTH_POINT ) )
{
isBlocked = ( m_recomputeReasonWhichPoint >= 4 );
}
if ( isBlocked )
{
area->SetAttributeTF( TF_NAV_BLOCKED );
}
}
}
}
m_recomputeInternalDataTimer.Invalidate();
}
//-------------------------------------------------------------------------
// Re-calculate sentry danger attributes.
void CTFNavMesh::OnObjectChanged()
{
// Clear all sentry danger attributes.
ResetMeshAttributes( false );
CUtlVector< CBaseObject * > ActiveSentries;
ActiveSentries.EnsureCapacity( 16 );
// Get a list of all sentries that aren't being carried or dying.
for ( int oit = 0; oit < IBaseObjectAutoList::AutoList().Count(); ++oit )
{
CBaseObject* obj = static_cast< CBaseObject* >( IBaseObjectAutoList::AutoList()[ oit ] );
if ( obj->ObjectType() == OBJ_SENTRYGUN )
{
if ( !obj->IsDying() && !obj->IsCarried() )
ActiveSentries.AddToTail( obj );
}
}
// Only go through the NavAreas if we found some live sentries. Hopefully some of these
// sentries will be able to shoot some spies in the face.
if ( ActiveSentries.Count() )
{
// We must iterate all of the nav areas because we're testing visibility
// and arbitrary switchback routes make the use of SearchSurroundingAreas
// not useful.
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea *>( TheNavAreas[ it ] );
// Check all active sentries against this area.
FOR_EACH_VEC( ActiveSentries, oit )
{
const CBaseObject* obj = ActiveSentries[ oit ];
// If this area in range of this sentry?
Vector close;
area->GetClosestPointOnArea( obj->GetAbsOrigin(), &close );
if ( ( obj->GetAbsOrigin() - close ).IsLengthLessThan( SENTRY_MAX_RANGE ) )
{
// Can this sentry reach this area?
if ( area->IsPartiallyVisible( obj->GetAbsOrigin() + Vector( 0, 0, 30.0f ), obj ) )
{
// If this area wasn't already added to m_sentryAreas, do it now.
if ( !area->HasAttributeTF( TF_NAV_BLUE_SENTRY_DANGER | TF_NAV_RED_SENTRY_DANGER ) )
m_sentryAreas.AddToTail( area );
// Mark this area as being potentially dangerous.
area->SetAttributeTF( ( obj->GetTeamNumber() == TF_TEAM_RED ) ? TF_NAV_RED_SENTRY_DANGER : TF_NAV_BLUE_SENTRY_DANGER );
}
}
}
}
}
if ( tf_show_sentry_danger.GetBool() )
DevMsg( "%s: sentries:%d areas count:%d\n", __FUNCTION__, ActiveSentries.Count(), m_sentryAreas.Count() );
}
//--------------------------------------------------------------------------------------------------------
/**
* Return true if a Sentry Gun has been built in the given area
*/
bool CTFNavMesh::IsSentryGunHere( CTFNavArea *area ) const
{
// Check to see if the area is on the highway to the danger zone.
// If it isn't then there shouldn't be a sentry gun here.
if ( area->HasAttributeTF( TF_NAV_BLUE_SENTRY_DANGER | TF_NAV_RED_SENTRY_DANGER ) )
{
// Walk through all the objects built by players
for ( int oit = 0; oit < IBaseObjectAutoList::AutoList().Count(); ++oit )
{
CBaseObject* obj = static_cast< CBaseObject* >( IBaseObjectAutoList::AutoList()[ oit ] );
if ( obj->ObjectType() == OBJ_SENTRYGUN )
{
// If this object is a sentry gun, and it's in this nav area, return true.
if ( GetNearestNavArea( obj ) == area )
return true;
}
}
}
return false;
}
//-------------------------------------------------------------------------
// Fill given vector will all objects on the given team
void CTFNavMesh::CollectBuiltObjects( CUtlVector< CBaseObject * > *collectionVector, int team )
{
collectionVector->RemoveAll();
// check all active sentries against this area
for ( int oit = 0; oit < IBaseObjectAutoList::AutoList().Count(); ++oit )
{
CBaseObject* obj = static_cast< CBaseObject* >( IBaseObjectAutoList::AutoList()[ oit ] );
if ( team == TEAM_ANY || obj->GetTeamNumber() == team )
{
collectionVector->AddToTail( obj );
}
}
}
//-------------------------------------------------------------------------
void CTFNavMesh::FireGameEvent( IGameEvent *event )
{
CNavMesh::FireGameEvent( event );
const CUtlString eventName( event->GetName() );
if ( eventName == "teamplay_point_captured" )
{
int whichPoint = event->GetInt( "cp" );
ScheduleRecomputationOfInternalData( POINT_CAPTURED, whichPoint );
}
else if ( eventName == "teamplay_setup_finished" )
{
ScheduleRecomputationOfInternalData( SETUP_FINISHED );
}
else if ( eventName == "teamplay_point_unlocked" )
{
// recompute since doors may have opened/etc (koth_nucleus)
int whichPoint = event->GetInt( "cp" );
ScheduleRecomputationOfInternalData( POINT_UNLOCKED, whichPoint );
}
else if ( eventName == "player_builtobject" ||
eventName == "player_carryobject" ||
eventName == "object_detonated" ||
eventName == "object_destroyed" )
{
// We don't need "player_dropobject" as "player_builtobject" is sent right after.
// Some message have "object", some have "objectid" - use the one that is set.
int objecttype = !event->IsEmpty( "objecttype" ) ? event->GetInt( "objecttype" ) : event->GetInt( "object" );
if ( objecttype == OBJ_SENTRYGUN )
{
if ( tf_show_sentry_danger.GetBool() )
DevMsg( "%s: Got sentrygun %s event\n", __FUNCTION__, eventName.Get() );
OnObjectChanged();
}
}
}
//-------------------------------------------------------------------------
void CTFNavMesh::BeginCustomAnalysis( bool bIncremental )
{
}
//-------------------------------------------------------------------------
// invoked when custom analysis step is complete
void CTFNavMesh::PostCustomAnalysis( void )
{
}
//-------------------------------------------------------------------------
void CTFNavMesh::EndCustomAnalysis()
{
}
//-------------------------------------------------------------------------
/**
* Returns sub-version number of data format used by derived classes
*/
unsigned int CTFNavMesh::GetSubVersionNumber( void ) const
{
// 1: initial implementation
// 2: added TF-specific attribute flags
return 2;
}
//-------------------------------------------------------------------------
/**
* Store custom mesh data for derived classes
*/
void CTFNavMesh::SaveCustomData( CUtlBuffer &fileBuffer ) const
{
}
//-------------------------------------------------------------------------
/**
* Load custom mesh data for derived classes
*/
void CTFNavMesh::LoadCustomData( CUtlBuffer &fileBuffer, unsigned int subVersion )
{
}
//-------------------------------------------------------------------------
/**
* Recompute travel distance from each team's spawn room for each nav area
*/
void CTFNavMesh::ComputeIncursionDistances( void )
{
VPROF_BUDGET( "CTFNavMesh::ComputeIncursionDistances", "NextBot" );
// invalidate all travel distances
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
for( int i=0; i<TF_TEAM_COUNT; ++i )
{
area->m_distanceFromSpawnRoom[i] = -1.0f;
}
}
bool isRedComputed = false;
bool isBlueComputed = false;
for ( int i=0; i<IFuncRespawnRoomAutoList::AutoList().Count(); ++i )
{
CFuncRespawnRoom *spawnRoom = static_cast< CFuncRespawnRoom* >( IFuncRespawnRoomAutoList::AutoList()[i] );
if ( !spawnRoom->GetActive() )
continue;
if ( spawnRoom->m_bDisabled )
continue;
// find a spawn point inside this room
for ( int i=0; i<ITFTeamSpawnAutoList::AutoList().Count(); ++i )
{
CTFTeamSpawn *spawnSpot = static_cast< CTFTeamSpawn* >( ITFTeamSpawnAutoList::AutoList()[i] );
if ( !spawnSpot->IsTriggered( NULL ) )
continue;
if ( spawnSpot->IsDisabled() )
continue;
if ( spawnSpot->GetTeamNumber() == TF_TEAM_RED && isRedComputed )
continue;
if ( spawnSpot->GetTeamNumber() == TF_TEAM_BLUE && isBlueComputed )
continue;
if ( spawnRoom->PointIsWithin( spawnSpot->GetAbsOrigin() ) )
{
// found a valid spawn spot in an active spawn room, compute travel distances throughout the nav mesh
CTFNavArea *spawnArea = static_cast< CTFNavArea * >( TheTFNavMesh()->GetNearestNavArea( spawnSpot ) );
if ( spawnArea )
{
ComputeIncursionDistances( spawnArea, spawnSpot->GetTeamNumber() );
if ( spawnSpot->GetTeamNumber() == TF_TEAM_RED )
{
isRedComputed = true;
}
else
{
isBlueComputed = true;
}
break;
}
}
}
}
if ( !isRedComputed )
{
Warning( "Can't compute incursion distances from the Red spawn room(s). Bots will perform poorly. This is caused by either a missing func_respawnroom, or missing info_player_teamspawn entities within the func_respawnroom.\n" );
}
if ( !isBlueComputed )
{
Warning( "Can't compute incursion distances from the Blue spawn room(s). Bots will perform poorly. This is caused by either a missing func_respawnroom, or missing info_player_teamspawn entities within the func_respawnroom.\n" );
}
if ( !TFGameRules()->IsMannVsMachineMode() )
{
// In Raid mode, the Red (bot) team has no spawn room.
// So, we'll assume the Red incursion distance is the inverse of the Blue incursion distance for now.
// @TODO: Use the Boss battle room as the anchor for computing Red incursion distances
float maxBlueIncursionDistance = 0.0f;
for( int i=0; i<TheNavAreas.Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
if ( area->GetIncursionDistance( TF_TEAM_BLUE ) > maxBlueIncursionDistance )
{
maxBlueIncursionDistance = area->GetIncursionDistance( TF_TEAM_BLUE );
}
}
for( int i=0; i<TheNavAreas.Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
if ( area->GetIncursionDistance( TF_TEAM_BLUE ) >= 0.0f )
{
area->m_distanceFromSpawnRoom[ TF_TEAM_RED ] = maxBlueIncursionDistance - area->GetIncursionDistance( TF_TEAM_BLUE );
}
}
}
}
//--------------------------------------------------------------------------------------------------------
/**
* Flood-fill outwards, marking flow distance as we go.
* When we reach an area, stop if it already has a lesser travel distance
*/
void CTFNavMesh::ComputeIncursionDistances( CTFNavArea *spawnArea, int team )
{
if ( spawnArea == NULL || team < 0 || team >= TF_TEAM_COUNT )
{
return;
}
CNavArea::ClearSearchLists();
spawnArea->m_distanceFromSpawnRoom[ team ] = 0.0f;
spawnArea->AddToOpenList();
spawnArea->Mark();
spawnArea->SetParent( NULL );
CUtlVectorFixedGrowable< const NavConnect *, 64 > adjAreaVector;
//TFNavAttributeType teamSpawnRoom = ( team == TF_TEAM_RED ) ? TF_NAV_SPAWN_ROOM_RED : TF_NAV_SPAWN_ROOM_BLUE;
while( !CNavArea::IsOpenListEmpty() )
{
// get next area to check
CTFNavArea *area = static_cast< CTFNavArea * >( CNavArea::PopOpenList() );
bool bIgnoreBlockedAreas = false;
#ifdef TF_RAID_MODE
// TODO: Raid mode ignores blocked areas for now (cap gates break this)
if ( TFGameRules()->IsRaidMode() )
{
bIgnoreBlockedAreas = true;
}
#endif // TF_RAID_MODE
// TODO: Ditto for Mann Vs Machine mode
if ( TFGameRules()->IsMannVsMachineMode() )
{
bIgnoreBlockedAreas = true;
}
if ( !bIgnoreBlockedAreas )
{
// ignore spawn room exits, since they presumably will be open
// ignore setup gates, since they will be open after the setup time
if ( !area->HasAttributeTF( TF_NAV_SPAWN_ROOM_EXIT | TF_NAV_BLUE_SETUP_GATE | TF_NAV_RED_SETUP_GATE ) && area->IsBlocked( team ) )
{
// don't pass through blocked areas
continue;
}
}
// explore adjacent floor areas
adjAreaVector.RemoveAll();
for( int dir=0; dir<NUM_DIRECTIONS; ++dir )
{
// collect all OUTGOING links from this area to adjacent areas
const NavConnectVector *adjVector = area->GetAdjacentAreas( (NavDirType)dir );
FOR_EACH_VEC( (*adjVector), bit )
{
adjAreaVector.AddToTail( &(*adjVector)[ bit ] );
}
}
FOR_EACH_VEC( adjAreaVector, vit )
{
const NavConnect *connect = adjAreaVector[ vit ];
CTFNavArea *adjArea = static_cast< CTFNavArea * >( connect->area );
if ( area->ComputeAdjacentConnectionHeightChange( adjArea ) > TF_PLAYER_JUMP_HEIGHT )
{
// don't go up ledges too high to jump
continue;
}
// compute travel distance
float newTravelDistance = 0.0f;
// travel distance is zero in all areas of our spawn room
// if ( !adjArea->HasAttributeTF( teamSpawnRoom ) )
{
float between = connect->length;
newTravelDistance = area->m_distanceFromSpawnRoom[ team ] + between;
}
float adjacentTravelDistance = adjArea->m_distanceFromSpawnRoom[ team ];
if ( adjacentTravelDistance < 0.0f || adjacentTravelDistance > newTravelDistance )
{
adjArea->m_distanceFromSpawnRoom[ team ] = newTravelDistance;
adjArea->Mark();
adjArea->SetParent( area );
if ( !adjArea->IsOpen() )
{
// Since we're doing a breadth-first search, this area will end up at the end of the list.
// Adding it to the tail explicitly saves us a bunch of list traversals.
adjArea->AddToOpenListTail();
}
}
}
}
}
//--------------------------------------------------------------------------------------------------------
void CTFNavMesh::ComputeInvasionAreas( void )
{
VPROF_BUDGET( "CTFNavMesh::ComputeInvasionAreas", "NextBot" );
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
area->ComputeInvasionAreaVectors();
}
}
//--------------------------------------------------------------------------------------------------------
class CCollectAndLabelSpawnRoomAreas
{
public:
CCollectAndLabelSpawnRoomAreas( void )
{
m_room = NULL;
}
void Init( CFuncRespawnRoom *room, int team, CUtlVector< CTFNavArea * > *areaVector )
{
m_room = room;
m_team = team;
m_areaVector = areaVector;
}
bool operator() ( CNavArea *baseArea )
{
static Vector stepHeight( 0.0f, 0.0f, 18.0f );
if ( !m_room )
return true;
if ( m_room->PointIsWithin( baseArea->GetCenter() + stepHeight ) ||
m_room->PointIsWithin( baseArea->GetCorner( NORTH_WEST ) + stepHeight ) ||
m_room->PointIsWithin( baseArea->GetCorner( NORTH_EAST ) + stepHeight ) ||
m_room->PointIsWithin( baseArea->GetCorner( SOUTH_WEST ) + stepHeight ) ||
m_room->PointIsWithin( baseArea->GetCorner( SOUTH_EAST ) + stepHeight ) )
{
CTFNavArea *area = (CTFNavArea *)baseArea;
area->SetAttributeTF( ( m_team == TF_TEAM_RED ) ? TF_NAV_SPAWN_ROOM_RED : TF_NAV_SPAWN_ROOM_BLUE );
m_areaVector->AddToTail( area );
}
return true;
}
CFuncRespawnRoom *m_room;
int m_team;
CUtlVector< CTFNavArea * > *m_areaVector;
};
//--------------------------------------------------------------------------------------------------------
void CTFNavMesh::CollectAndMarkSpawnRoomExits( CTFNavArea *area, CUtlVector< CTFNavArea * > *exitAreaVector )
{
for( int dir=0; dir<NUM_DIRECTIONS; ++dir )
{
const NavConnectVector *connect = area->GetAdjacentAreas( (NavDirType)dir );
if ( connect )
{
FOR_EACH_VEC( (*connect), cit )
{
CTFNavArea *adjArea = (CTFNavArea *)connect->Element(cit).area;
if ( !adjArea->HasAttributeTF( TF_NAV_SPAWN_ROOM_BLUE | TF_NAV_SPAWN_ROOM_RED ) )
{
// adjacent area leads out of spawn room - this is an exit
area->SetAttributeTF( TF_NAV_SPAWN_ROOM_EXIT );
exitAreaVector->AddToTail( area );
return;
}
}
}
}
}
//--------------------------------------------------------------------------------------------------------
void CTFNavMesh::DecorateMesh( void )
{
VPROF_BUDGET( "CTFNavMesh::DecorateMesh", "NextBot" );
CBaseEntity *entity = NULL;
CCollectAndLabelSpawnRoomAreas collectAndLabel;
Extent extent;
// mark spawn rooms
m_redSpawnRoomAreaVector.RemoveAll();
m_blueSpawnRoomAreaVector.RemoveAll();
for ( int iFuncRespawnRoom=0; iFuncRespawnRoom<IFuncRespawnRoomAutoList::AutoList().Count(); ++iFuncRespawnRoom )
{
CFuncRespawnRoom *respawnRoom = static_cast< CFuncRespawnRoom* >( IFuncRespawnRoomAutoList::AutoList()[iFuncRespawnRoom] );
if ( !respawnRoom->GetActive() )
continue;
if ( respawnRoom->m_bDisabled )
continue;
// func_respawn rooms only enforce spawn room rules. We need to search for enabled
// info_player_teamspawn entities contained within an active func_respawnroom in
// order to locate the current set of active spawn rooms
// find a spawn point inside this room
for ( int iTFTeamSpawn=0; iTFTeamSpawn<ITFTeamSpawnAutoList::AutoList().Count(); ++iTFTeamSpawn )
{
CTFTeamSpawn *spawnSpot = static_cast< CTFTeamSpawn* >( ITFTeamSpawnAutoList::AutoList()[iTFTeamSpawn] );
if ( !spawnSpot->IsTriggered( NULL ) )
continue;
if ( spawnSpot->IsDisabled() )
continue;
if ( respawnRoom->PointIsWithin( spawnSpot->GetAbsOrigin() ) )
{
// found a valid spawn spot in an active spawn room
collectAndLabel.Init( respawnRoom, spawnSpot->GetTeamNumber(), spawnSpot->GetTeamNumber() == TF_TEAM_RED ? &m_redSpawnRoomAreaVector : &m_blueSpawnRoomAreaVector );
extent.Init( respawnRoom );
TheNavMesh->ForAllAreasOverlappingExtent( collectAndLabel, extent );
}
}
}
// mark each spawn room area adjacent to a non-spawn room area as an exit
m_redSpawnRoomExitAreaVector.RemoveAll();
m_blueSpawnRoomExitAreaVector.RemoveAll();
FOR_EACH_VEC( m_redSpawnRoomAreaVector, rit )
{
CollectAndMarkSpawnRoomExits( m_redSpawnRoomAreaVector[ rit ], &m_redSpawnRoomExitAreaVector );
}
FOR_EACH_VEC( m_blueSpawnRoomAreaVector, bit )
{
CollectAndMarkSpawnRoomExits( m_blueSpawnRoomAreaVector[ bit ], &m_blueSpawnRoomExitAreaVector );
}
// mark ammo areas
entity = NULL;
while( ( entity = gEntList.FindEntityByClassname( entity, "item_ammopack*" ) ) != NULL )
{
CTFNavArea *area = (CTFNavArea *)TheTFNavMesh()->GetNearestNavArea( entity->GetAbsOrigin() );
if ( area )
{
area->SetAttributeTF( TF_NAV_HAS_AMMO );
}
}
// mark health areas
entity = NULL;
while( ( entity = gEntList.FindEntityByClassname( entity, "item_healthkit*" ) ) != NULL )
{
CTFNavArea *area = (CTFNavArea *)TheTFNavMesh()->GetNearestNavArea( entity->GetAbsOrigin() );
if ( area )
{
area->SetAttributeTF( TF_NAV_HAS_HEALTH );
}
}
// mark control points
for( int p=0; p<MAX_CONTROL_POINTS; ++p )
{
CUtlVector< CTFNavArea * > *pointAreaVector = &m_controlPointAreaVector[ p ];
for( int i=0; i<pointAreaVector->Count(); ++i )
{
pointAreaVector->Element(i)->SetAttributeTF( TF_NAV_CONTROL_POINT );
}
}
}
//--------------------------------------------------------------------------------------------------------
void CTFNavMesh::RemoveAllMeshDecoration( void )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
// wipe all non-persistent attributes
area->ClearAttributeTF( (TFNavAttributeType)( ~TF_NAV_PERSISTENT_ATTRIBUTES ) );
}
// We just cleared all our SENTRY_DANGER attributes. Wipe m_sentryAreas and recompute.
m_sentryAreas.RemoveAll();
OnObjectChanged();
}
//--------------------------------------------------------------------------------------------------------
void CTFNavMesh::ResetMeshAttributes( bool bScheduleRecomputation )
{
// Clear all sentry danger attributes.
FOR_EACH_VEC( m_sentryAreas, nit )
{
// One of the sentry danger attributes should be set.
Assert( bScheduleRecomputation || m_sentryAreas[ nit ]->HasAttributeTF( TF_NAV_BLUE_SENTRY_DANGER | TF_NAV_RED_SENTRY_DANGER ) );
m_sentryAreas[ nit ]->ClearAttributeTF( TF_NAV_BLUE_SENTRY_DANGER | TF_NAV_RED_SENTRY_DANGER );
}
m_sentryAreas.RemoveAll();
#ifdef DBGFLAG_ASSERT
FOR_EACH_VEC( TheNavAreas, it )
{
// Sentry danger attributes should not be set anywhere.
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
Assert( !area->HasAttributeTF( TF_NAV_BLUE_SENTRY_DANGER | TF_NAV_RED_SENTRY_DANGER ) );
}
#endif
if ( bScheduleRecomputation )
{
ScheduleRecomputationOfInternalData( RESET );
}
}
//--------------------------------------------------------------------------------------------------------
class DrawIncursionFlow
{
public:
bool operator() ( CNavArea *baseArea )
{
CTFNavArea *area = static_cast< CTFNavArea * >( baseArea );
int team = ( tf_show_incursion_flow.GetInt() == 1 ) ? TF_TEAM_RED : TF_TEAM_BLUE;
const float cycleRange = 2500.0f;
const float cycleRate = 0.333f; // cycles/sec
float baseFlow = area->GetIncursionDistance( team );
for( int dir=0; dir<NUM_DIRECTIONS; ++dir )
{
const NavConnectVector *adjVector = area->GetAdjacentAreas( (NavDirType)dir );
FOR_EACH_VEC( (*adjVector), bit )
{
CTFNavArea *adjArea = static_cast< CTFNavArea * >( (*adjVector)[ bit ].area );
if ( area->ComputeAdjacentConnectionHeightChange( adjArea ) > TF_PLAYER_JUMP_HEIGHT )
{
// don't go up ledges too high to jump
continue;
}
float adjFlow = adjArea->GetIncursionDistance( team );
if ( adjFlow > baseFlow )
{
float cycle = fmod( adjFlow - ( gpGlobals->curtime * cycleRate * cycleRange ), cycleRange );
float t = 2.0f * cycle / cycleRange;
if ( t > 1.0f )
{
t = 2.0f - t;
}
int r, g, b;
if ( team == TF_TEAM_RED )
{
r = 255 * t;
g = 0;
b = 0;
}
else
{
r = 0;
g = 0;
b = 255 * t;
}
NDebugOverlay::HorzArrow( area->GetCenter(), adjArea->GetCenter(), 5.0f, r, g, b, 255, true, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
return true;
}
};
void CTFNavMesh::UpdateDebugDisplay( void ) const
{
// avoid Warning() spam from UTIL_GetListenServerHost when on a dedicated server
if ( engine->IsDedicatedServer() )
return;
CBasePlayer *player = UTIL_GetListenServerHost();
if ( player == NULL )
return;
if ( tf_show_in_combat_areas.GetBool() )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->IsInCombat() )
{
float t = area->GetCombatIntensity();
area->DrawFilled( t * 255, 0, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
if ( tf_show_enemy_invasion_areas.GetBool() )
{
CTFNavArea *myArea = static_cast< CTFNavArea * >( player->GetLastKnownArea() );
if ( myArea )
{
const CUtlVector< CTFNavArea * > &invasionAreaVector = myArea->GetEnemyInvasionAreaVector( player->GetTeamNumber() );
FOR_EACH_VEC( invasionAreaVector, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( invasionAreaVector[ it ] );
area->DrawFilled( 255, 0, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
if ( tf_show_bomb_drop_areas.GetBool() )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->HasAttributeTF( TF_NAV_BOMB_CAN_DROP_HERE ) )
{
area->DrawFilled( 0, 255, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
if ( tf_show_blocked_areas.GetBool() )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
const char *describe = "";
if ( area->HasAttributeTF( TF_NAV_BLOCKED ) )
{
area->DrawFilled( 255, 0, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true, 0.0f );
}
if ( area->IsBlocked( TF_TEAM_RED ) )
{
if ( area->IsBlocked( TF_TEAM_BLUE ) )
{
area->DrawFilled( 100, 0, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Blocked for All";
}
else
{
area->DrawFilled( 100, 0, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Blocked for Red";
}
}
else if ( area->IsBlocked( TF_TEAM_BLUE ) )
{
area->DrawFilled( 0, 0, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Blocked for Blue";
}
if ( describe && TheNavMesh->GetSelectedArea() == area )
{
NDebugOverlay::Text( area->GetCenter(), describe, false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
if ( tf_show_incursion_flow.GetInt() > 0 || tf_show_incursion_flow_gradient.GetInt() > 0 )
{
Vector forward;
AngleVectors( player->EyeAngles() + player->GetPunchAngle(), &forward );
float maxRange = 2000.0f;
Vector to = player->EyePosition() + maxRange * forward;
trace_t result;
CTraceFilterWalkableEntities filter( NULL, COLLISION_GROUP_NONE, WALK_THRU_EVERYTHING );
UTIL_TraceLine( player->EyePosition(), to, MASK_NPCSOLID, &filter, &result );
CTFNavArea *selectedArea = static_cast< CTFNavArea * >( TheNavMesh->GetNearestNavArea( result.endpos, false, 500.0f ) );
if ( selectedArea )
{
if ( tf_show_incursion_flow.GetInt() > 0 )
{
DrawIncursionFlow draw;
SearchSurroundingAreas( selectedArea, selectedArea->GetCenter(), draw, tf_show_incursion_flow_range.GetFloat() );
}
else if ( tf_show_incursion_flow_gradient.GetInt() > 0 )
{
int myTeam;
int r,g,b;
if ( tf_show_incursion_flow_gradient.GetInt() == 1 )
{
myTeam = TF_TEAM_RED;
r = 255;
g = 0;
b = 0;
}
else
{
myTeam = TF_TEAM_BLUE;
r = 0;
g = 0;
b = 255;
}
selectedArea->DrawFilled( r, g, b, 255 );
CUtlVector< CTFNavArea * > areaVector;
selectedArea->CollectPriorIncursionAreas( myTeam, &areaVector );
FOR_EACH_VEC( areaVector, p )
{
areaVector[p]->DrawFilled( r/2, g/2, b/2, 255 );
}
selectedArea->CollectNextIncursionAreas( myTeam, &areaVector );
FOR_EACH_VEC( areaVector, n )
{
areaVector[n]->DrawFilled( MIN( r+100, 255 ), MIN( g+100, 255 ), MIN( b+100, 255 ), 255 );
}
}
}
}
if ( tf_show_mesh_decoration.GetBool() && !tf_show_mesh_decoration_manual.GetBool() )
{
// render these from cached vectors to verify their data
int i;
const CUtlVector< CTFNavArea * > *areaVector;
areaVector = GetSpawnRoomAreas( TF_TEAM_BLUE );
if ( areaVector )
{
for( i=0; i<areaVector->Count(); ++i )
{
CTFNavArea *area = areaVector->Element(i);
if ( !area->HasAttributeTF( TF_NAV_SPAWN_ROOM_EXIT ) )
{
area->DrawFilled( 0, 0, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
if ( TheNavMesh->GetSelectedArea() == area )
{
NDebugOverlay::Text( area->GetCenter(), "Blue Spawn Room", false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
}
areaVector = GetSpawnRoomExitAreas( TF_TEAM_BLUE );
if ( areaVector )
{
for( i=0; i<areaVector->Count(); ++i )
{
CTFNavArea *area = areaVector->Element(i);
area->DrawFilled( 150, 150, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
if ( TheNavMesh->GetSelectedArea() == area )
{
NDebugOverlay::Text( area->GetCenter(), "Blue Spawn Exit", false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
areaVector = GetSpawnRoomAreas( TF_TEAM_RED );
if ( areaVector )
{
for( i=0; i<areaVector->Count(); ++i )
{
CTFNavArea *area = areaVector->Element(i);
if ( !area->HasAttributeTF( TF_NAV_SPAWN_ROOM_EXIT ) )
{
area->DrawFilled( 255, 0, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
if ( TheNavMesh->GetSelectedArea() == area )
{
NDebugOverlay::Text( area->GetCenter(), "Red Spawn Room", false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
}
areaVector = GetSpawnRoomExitAreas( TF_TEAM_RED );
if ( areaVector )
{
for( i=0; i<areaVector->Count(); ++i )
{
CTFNavArea *area = areaVector->Element(i);
area->DrawFilled( 255, 150, 150, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
if ( TheNavMesh->GetSelectedArea() == area )
{
NDebugOverlay::Text( area->GetCenter(), "Red Spawn Exit", false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
}
if ( tf_show_mesh_decoration.GetBool() || tf_show_mesh_decoration_manual.GetBool() )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
const char *describe = "";
if ( !tf_show_mesh_decoration_manual.GetBool() )
{
if ( area->HasAttributeTF( TF_NAV_HAS_AMMO ) && area->HasAttributeTF( TF_NAV_HAS_HEALTH ) )
{
area->DrawFilled( 255, 0, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Health & Ammo";
}
else
{
if ( area->HasAttributeTF( TF_NAV_HAS_AMMO ) )
{
area->DrawFilled( 100, 100, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Ammo";
}
else if ( area->HasAttributeTF( TF_NAV_HAS_HEALTH ) )
{
area->DrawFilled( 255, 150, 150, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Health";
}
}
if ( area->HasAttributeTF( TF_NAV_CONTROL_POINT ) )
{
area->DrawFilled( 0, 255, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Control Point";
}
if ( area->HasAttributeTF( TF_NAV_BLUE_ONE_WAY_DOOR ) )
{
area->DrawFilled( 100, 100, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
if ( area->HasAttributeTF( TF_NAV_RED_ONE_WAY_DOOR ) )
{
area->DrawFilled( 255, 100, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
if ( area->HasAttributeTF( TF_NAV_SNIPER_SPOT ) )
{
area->DrawFilled( 255, 255, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Sniper Spot";
}
if ( area->HasAttributeTF( TF_NAV_SENTRY_SPOT ) )
{
area->DrawFilled( 255, 100, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Sentry Spot";
}
if ( area->HasAttributeTF( TF_NAV_NO_SPAWNING ) )
{
area->DrawFilled( 100, 100, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "No Spawning";
}
if ( area->HasAttributeTF( TF_NAV_RESCUE_CLOSET ) )
{
area->DrawFilled( 0, 255, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Rescue Closet";
}
if ( area->HasAttributeTF( TF_NAV_BLOCKED_UNTIL_POINT_CAPTURE ) )
{
area->DrawFilled( 0, 255, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
if ( area->HasAttributeTF( TF_NAV_WITH_SECOND_POINT ) )
{
describe = "Blocked Until Second Point Captured";
}
else if ( area->HasAttributeTF( TF_NAV_WITH_THIRD_POINT ) )
{
describe = "Blocked Until Third Point Captured";
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FOURTH_POINT ) )
{
describe = "Blocked Until Fourth Point Captured";
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FIFTH_POINT ) )
{
describe = "Blocked Until Fifth Point Captured";
}
else
{
describe = "Blocked Until First Point Captured";
}
}
if ( area->HasAttributeTF( TF_NAV_BLOCKED_AFTER_POINT_CAPTURE ) )
{
area->DrawFilled( 255, 255, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
if ( area->HasAttributeTF( TF_NAV_WITH_SECOND_POINT ) )
{
describe = "Blocked After Second Point Captured";
}
else if ( area->HasAttributeTF( TF_NAV_WITH_THIRD_POINT ) )
{
describe = "Blocked After Third Point Captured";
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FOURTH_POINT ) )
{
describe = "Blocked After Fourth Point Captured";
}
else if ( area->HasAttributeTF( TF_NAV_WITH_FIFTH_POINT ) )
{
describe = "Blocked After Fifth Point Captured";
}
else
{
describe = "Blocked After First Point Captured";
}
}
if ( area->HasAttributeTF( TF_NAV_BLUE_SETUP_GATE ) )
{
area->DrawFilled( 0, 0, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Blue Setup Gate";
}
if ( area->HasAttributeTF( TF_NAV_RED_SETUP_GATE ) )
{
area->DrawFilled( 100, 0, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Red Setup Gate";
}
if ( area->HasAttributeTF( TF_NAV_DOOR_ALWAYS_BLOCKS ) )
{
area->DrawFilled( 100, 0, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Door Always Blocks";
}
if ( area->HasAttributeTF( TF_NAV_DOOR_NEVER_BLOCKS ) )
{
area->DrawFilled( 0, 100, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Door Never Blocks";
}
if ( area->HasAttributeTF( TF_NAV_UNBLOCKABLE ) )
{
area->DrawFilled( 0, 200, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
describe = "Unblockable";
}
if ( describe && TheNavMesh->GetSelectedArea() == area )
{
NDebugOverlay::Text( area->GetCenter(), describe, false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
if ( tf_show_sentry_danger.GetBool() )
{
if ( tf_show_sentry_danger.GetInt() == 2 )
{
// Walk all TheNavAreas entries. Left this code in to help debug in case
// TheNavAreas is never not _exactly_ the same as m_sentryAreas.
FOR_EACH_VEC( TheNavAreas, it )
{
const CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
int r = area->HasAttributeTF( TF_NAV_RED_SENTRY_DANGER ) * 255;
int b = area->HasAttributeTF( TF_NAV_BLUE_SENTRY_DANGER ) * 255;
if ( r || b )
{
area->DrawFilled( r, 0, b, 80, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
else
{
// Only go through the m_SentryAreas entries. Should be the same as walking the
// entire TheNavAreas, but a lot faster.
FOR_EACH_VEC( m_sentryAreas, nit )
{
const CTFNavArea *area = m_sentryAreas[ nit ];
int r = area->HasAttributeTF( TF_NAV_RED_SENTRY_DANGER ) * 255;
int b = area->HasAttributeTF( TF_NAV_BLUE_SENTRY_DANGER ) * 255;
if ( r || b )
{
area->DrawFilled( r, 0, b, 80, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
}
if ( tf_show_actor_potential_visibility.GetBool() )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->IsPotentiallyVisibleToTeam( TF_TEAM_BLUE ) )
{
if ( area->IsPotentiallyVisibleToTeam( TF_TEAM_RED ) )
{
area->DrawFilled( 255, 0, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
else
{
area->DrawFilled( 0, 0, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
else if ( area->IsPotentiallyVisibleToTeam( TF_TEAM_RED ) )
{
area->DrawFilled( 255, 0, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
/*
if ( tf_show_gate_defense_areas.GetBool() )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->HasAttributeTF( TF_NAV_DEFEND_SETUP_GATES ) )
{
if ( area->HasAttributeTF( TF_NAV_DEFEND_VIA_SNIPING ) )
area->DrawFilled( 0, 255, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
else if ( area->HasAttributeTF( TF_NAV_DEFEND_VIA_AMBUSH ) )
area->DrawFilled( 255, 0, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
else
area->DrawFilled( 0, 0, 255, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
if ( tf_show_point_defense_areas.GetBool() )
{
FOR_EACH_VEC( TheNavAreas, it )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ it ] );
if ( area->HasAttributeTF( TF_NAV_DEFEND_POINT ) )
{
if ( area->HasAttributeTF( TF_NAV_DEFEND_VIA_SNIPING ) )
area->DrawFilled( 0, 255, 100, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
else if ( area->HasAttributeTF( TF_NAV_DEFEND_VIA_AMBUSH ) )
area->DrawFilled( 255, 150, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
else
area->DrawFilled( 0, 150, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER, true );
}
}
}
*/
if ( tf_show_control_points.GetBool() )
{
for( int which=0; which<MAX_CONTROL_POINTS; ++which )
{
for( int i=0; i<m_controlPointAreaVector[ which ].Count(); ++i )
{
CTFNavArea *area = m_controlPointAreaVector[ which ][ i ];
if ( m_controlPointCenterAreaVector[ which ] == area )
{
area->DrawFilled( 255, 255, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
else
{
area->DrawFilled( 255, 150, 0, 255, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
}
}
//--------------------------------------------------------------------------------------------------------
/**
* Populate the given "ambushVector" with good areas to lurk in ambush for the invading enemy team
*/
void CTFNavMesh::CollectAmbushAreas( CUtlVector< CTFNavArea * > *ambushVector, CTFNavArea *startArea, int teamToAmbush, float searchRadius, float incursionTolerance ) const
{
ScanSelectAmbushAreas selector( ambushVector, teamToAmbush, startArea->GetIncursionDistance( teamToAmbush ) + incursionTolerance );
SearchSurroundingAreas( startArea, startArea->GetCenter(), selector, searchRadius );
}
//--------------------------------------------------------------------------------------------------------
/**
* Populate the given vector with areas that are just outside of the given team's spawn room(s)
*/
void CTFNavMesh::CollectSpawnRoomThresholdAreas( CUtlVector< CTFNavArea * > *spawnExitAreaVector, int team ) const
{
const CUtlVector< CTFNavArea * > *exitAreaVector = GetSpawnRoomExitAreas( team );
if ( !exitAreaVector )
return;
for( int i=0; i<exitAreaVector->Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
// find largest non-spawn-room area connected to this exit
CTFNavArea *exitArea = NULL;
float exitAreaSize = 0.0f;
for( int dir=0; dir<NUM_DIRECTIONS; ++dir )
{
const NavConnectVector *adjConnect = area->GetAdjacentAreas( (NavDirType)dir );
for( int j=0; j<adjConnect->Count(); ++j )
{
CTFNavArea *adjArea = (CTFNavArea *)adjConnect->Element(j).area;
if ( !adjArea->HasAttributeTF( TF_NAV_SPAWN_ROOM_RED | TF_NAV_SPAWN_ROOM_BLUE | TF_NAV_SPAWN_ROOM_EXIT ) )
{
// this area is outside of the spawn room
float size = adjArea->GetSizeX() * adjArea->GetSizeY();
if ( size > exitAreaSize )
{
exitArea = adjArea;
exitAreaSize = size;
}
}
}
}
if ( exitArea )
{
spawnExitAreaVector->AddToTail( exitArea );
}
}
}
//--------------------------------------------------------------------------------------------------------
// Populate the given vector with areas that have a bomb travel distance within the given range
void CTFNavMesh::CollectAreaWithinBombTravelRange( CUtlVector< CTFNavArea * > *spawnExitAreaVector, float minTravel, float maxTravel ) const
{
for( int i=0; i<TheNavAreas.Count(); ++i )
{
CTFNavArea *area = static_cast< CTFNavArea * >( TheNavAreas[ i ] );
float travelDistance = area->GetTravelDistanceToBombTarget();
if ( travelDistance >= minTravel && travelDistance <= maxTravel )
{
spawnExitAreaVector->AddToTail( area );
}
}
}