mirror of
https://github.com/nillerusr/source-engine.git
synced 2024-12-28 17:13:03 +00:00
410 lines
14 KiB
C++
410 lines
14 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose: Point entity used to create templates out of other entities or groups of entities
|
|
//
|
|
//=============================================================================//
|
|
|
|
#include "cbase.h"
|
|
#include "entityinput.h"
|
|
#include "entityoutput.h"
|
|
#include "TemplateEntities.h"
|
|
#include "point_template.h"
|
|
#include "saverestore_utlvector.h"
|
|
#include "mapentities.h"
|
|
#include "tier0/icommandline.h"
|
|
#include "mapentities_shared.h"
|
|
|
|
// memdbgon must be the last include file in a .cpp file!!!
|
|
#include "tier0/memdbgon.h"
|
|
|
|
#define SF_POINTTEMPLATE_DONTREMOVETEMPLATEENTITIES 0x0001
|
|
|
|
// Level designers can suppress the uniquification of the spawned entity
|
|
// names with a spawnflag, provided they guarantee that only one instance
|
|
// of the entities will ever be spawned at a time.
|
|
#define SF_POINTTEMPLATE_PRESERVE_NAMES 0x0002
|
|
|
|
|
|
LINK_ENTITY_TO_CLASS(point_template, CPointTemplate);
|
|
|
|
BEGIN_SIMPLE_DATADESC( template_t )
|
|
DEFINE_FIELD( iTemplateIndex, FIELD_INTEGER ),
|
|
DEFINE_FIELD( matEntityToTemplate, FIELD_VMATRIX ),
|
|
END_DATADESC()
|
|
|
|
BEGIN_DATADESC( CPointTemplate )
|
|
// Keys
|
|
|
|
// Silence, Classcheck!
|
|
// DEFINE_ARRAY( m_iszTemplateEntityNames, FIELD_STRING, MAX_NUM_TEMPLATES ),
|
|
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[0], FIELD_STRING, "Template01"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[1], FIELD_STRING, "Template02"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[2], FIELD_STRING, "Template03"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[3], FIELD_STRING, "Template04"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[4], FIELD_STRING, "Template05"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[5], FIELD_STRING, "Template06"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[6], FIELD_STRING, "Template07"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[7], FIELD_STRING, "Template08"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[8], FIELD_STRING, "Template09"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[9], FIELD_STRING, "Template10"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[10], FIELD_STRING, "Template11"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[11], FIELD_STRING, "Template12"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[12], FIELD_STRING, "Template13"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[13], FIELD_STRING, "Template14"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[14], FIELD_STRING, "Template15"),
|
|
DEFINE_KEYFIELD( m_iszTemplateEntityNames[15], FIELD_STRING, "Template16"),
|
|
DEFINE_UTLVECTOR( m_hTemplateEntities, FIELD_CLASSPTR ),
|
|
|
|
DEFINE_UTLVECTOR( m_hTemplates, FIELD_EMBEDDED ),
|
|
|
|
// Inputs
|
|
DEFINE_INPUTFUNC( FIELD_VOID, "ForceSpawn", InputForceSpawn ),
|
|
|
|
// Outputs
|
|
DEFINE_OUTPUT( m_pOutputOnSpawned, "OnEntitySpawned" ),
|
|
|
|
END_DATADESC()
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: A simple system to help precache point_template entities ... ywb
|
|
//-----------------------------------------------------------------------------
|
|
class CPointTemplatePrecacher : public CAutoGameSystem
|
|
{
|
|
public:
|
|
|
|
CPointTemplatePrecacher( char const *name ) : CAutoGameSystem( name )
|
|
{
|
|
}
|
|
|
|
void AddToPrecache( CBaseEntity *ent )
|
|
{
|
|
m_Ents.AddToTail( EHANDLE( ent ) );
|
|
}
|
|
|
|
virtual void LevelInitPreEntity()
|
|
{
|
|
m_Ents.RemoveAll();
|
|
}
|
|
|
|
virtual void Shutdown()
|
|
{
|
|
m_Ents.RemoveAll();
|
|
}
|
|
|
|
void Precache()
|
|
{
|
|
int c = m_Ents.Count();
|
|
for ( int i = 0 ; i < c; ++i )
|
|
{
|
|
CPointTemplate *ent = m_Ents[ i ].Get();
|
|
if ( ent )
|
|
{
|
|
ent->PerformPrecache();
|
|
}
|
|
}
|
|
|
|
m_Ents.RemoveAll();
|
|
}
|
|
private:
|
|
|
|
CUtlVector< CHandle< CPointTemplate > > m_Ents;
|
|
};
|
|
|
|
CPointTemplatePrecacher g_PointTemplatePrecacher( "CPointTemplatePrecacher" );
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
void PrecachePointTemplates()
|
|
{
|
|
g_PointTemplatePrecacher.Precache();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
void CPointTemplate::Spawn( void )
|
|
{
|
|
Precache();
|
|
}
|
|
|
|
void CPointTemplate::Precache()
|
|
{
|
|
// We can't call precache right when we instance the template, we need to defer it until after all map entities have
|
|
// been loaded, so add this template to a list which is cleared after map entity parsing is completed.
|
|
g_PointTemplatePrecacher.AddToPrecache( this );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Level designers can suppress the uniquification of the spawned entity
|
|
// names with a spawnflag, provided they guarantee that only one instance
|
|
// of the entities will ever be spawned at a time.
|
|
//-----------------------------------------------------------------------------
|
|
bool CPointTemplate::AllowNameFixup()
|
|
{
|
|
return !HasSpawnFlags( SF_POINTTEMPLATE_PRESERVE_NAMES );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Called at the start of template initialization for this point_template.
|
|
// Find all the entities referenced by this point_template, which will
|
|
// then be turned into templates by the map-parsing code.
|
|
//-----------------------------------------------------------------------------
|
|
void CPointTemplate::StartBuildingTemplates( void )
|
|
{
|
|
// Build our list of template entities
|
|
for ( int i = 0; i < MAX_NUM_TEMPLATES; i++ )
|
|
{
|
|
if ( m_iszTemplateEntityNames[i] != NULL_STRING )
|
|
{
|
|
CBaseEntity *pEntity = NULL;
|
|
int iOldNum = m_hTemplateEntities.Count();
|
|
// Add all the entities with the matching targetname
|
|
while ( (pEntity = gEntList.FindEntityByName( pEntity, STRING(m_iszTemplateEntityNames[i]) )) != NULL )
|
|
{
|
|
m_hTemplateEntities.AddToTail( pEntity );
|
|
}
|
|
|
|
// Useful mapmaker warning
|
|
if ( iOldNum == m_hTemplateEntities.Count() )
|
|
{
|
|
Warning( "Couldn't find any entities named %s, which point_template %s is specifying.\n", STRING(m_iszTemplateEntityNames[i]), STRING(GetEntityName()) );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Called at the end of template initialization for this point_template.
|
|
// All of our referenced entities have now been destroyed.
|
|
//-----------------------------------------------------------------------------
|
|
void CPointTemplate::FinishBuildingTemplates( void )
|
|
{
|
|
// Our template entities are now gone, deleted by the server post turning them into templates.
|
|
m_hTemplateEntities.Purge();
|
|
|
|
// Now tell the template system to hook up all the Entity I/O connections within our set of templates.
|
|
Templates_ReconnectIOForGroup( this );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
void CPointTemplate::AddTemplate( CBaseEntity *pEntity, const char *pszMapData, int nLen )
|
|
{
|
|
// Add it to the template list
|
|
int iIndex = Templates_Add( pEntity, pszMapData, nLen );
|
|
if ( iIndex == -1 )
|
|
{
|
|
Warning( "point_template %s failed to add template.\n", STRING(GetEntityName()) );
|
|
return;
|
|
}
|
|
|
|
template_t newTemplate;
|
|
newTemplate.iTemplateIndex = iIndex;
|
|
|
|
// Store the entity's origin & angles in a matrix in the template's local space
|
|
VMatrix matTemplateToWorld, matWorldToTemplate, matEntityToWorld, matEntityToTemplate;
|
|
matTemplateToWorld.SetupMatrixOrgAngles( GetAbsOrigin(), GetAbsAngles() );
|
|
matTemplateToWorld.InverseTR( matWorldToTemplate );
|
|
matEntityToWorld.SetupMatrixOrgAngles( pEntity->GetAbsOrigin(), pEntity->GetAbsAngles() );
|
|
MatrixMultiply( matWorldToTemplate, matEntityToWorld, matEntityToTemplate );
|
|
|
|
newTemplate.matEntityToTemplate = matEntityToTemplate;
|
|
m_hTemplates.AddToTail( newTemplate );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
bool CPointTemplate::ShouldRemoveTemplateEntities( void )
|
|
{
|
|
return ( !(m_spawnflags & SF_POINTTEMPLATE_DONTREMOVETEMPLATEENTITIES) );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
int CPointTemplate::GetNumTemplates( void )
|
|
{
|
|
return m_hTemplates.Count();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
int CPointTemplate::GetTemplateIndexForTemplate( int iTemplate )
|
|
{
|
|
Assert( iTemplate < m_hTemplates.Count() );
|
|
return m_hTemplates[iTemplate].iTemplateIndex;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
int CPointTemplate::GetNumTemplateEntities( void )
|
|
{
|
|
return m_hTemplateEntities.Count();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
CBaseEntity *CPointTemplate::GetTemplateEntity( int iTemplateNumber )
|
|
{
|
|
Assert( iTemplateNumber < m_hTemplateEntities.Count() );
|
|
|
|
return m_hTemplateEntities[iTemplateNumber];
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
//-----------------------------------------------------------------------------
|
|
void CPointTemplate::PerformPrecache()
|
|
{
|
|
// Go through all our templated map data and precache all the entities in it
|
|
int iTemplates = m_hTemplates.Count();
|
|
if ( !iTemplates )
|
|
{
|
|
Msg("Precache called on a point_template that has no templates: %s\n", STRING(GetEntityName()) );
|
|
return;
|
|
}
|
|
|
|
// Tell the template system we're about to start a new template
|
|
Templates_StartUniqueInstance();
|
|
|
|
//HierarchicalSpawn_t *pSpawnList = (HierarchicalSpawn_t*)stackalloc( iTemplates * sizeof(HierarchicalSpawn_t) );
|
|
|
|
int i;
|
|
for ( i = 0; i < iTemplates; i++ )
|
|
{
|
|
//CBaseEntity *pEntity = NULL;
|
|
char *pMapData;
|
|
int iTemplateIndex = m_hTemplates[i].iTemplateIndex;
|
|
|
|
// Some templates have Entity I/O connecting the entities within the template.
|
|
// Unique versions of these templates need to be created whenever they're instanced.
|
|
int nStringSize;
|
|
if ( AllowNameFixup() && Templates_IndexRequiresEntityIOFixup( iTemplateIndex ) )
|
|
{
|
|
// This template requires instancing.
|
|
// Create a new mapdata block and ask the template system to fill it in with
|
|
// a unique version (with fixed Entity I/O connections).
|
|
pMapData = Templates_GetEntityIOFixedMapData( iTemplateIndex );
|
|
|
|
}
|
|
else
|
|
{
|
|
// Use the unmodified mapdata
|
|
pMapData = (char*)STRING( Templates_FindByIndex( iTemplateIndex ) );
|
|
}
|
|
|
|
nStringSize = Templates_GetStringSize( iTemplateIndex );
|
|
|
|
// Create the entity from the mapdata
|
|
MapEntity_PrecacheEntity( pMapData, nStringSize );
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Spawn the entities I contain
|
|
// Input : &vecOrigin -
|
|
// &vecAngles -
|
|
// pEntities -
|
|
// Output : Returns true on success, false on failure.
|
|
//-----------------------------------------------------------------------------
|
|
bool CPointTemplate::CreateInstance( const Vector &vecOrigin, const QAngle &vecAngles, CUtlVector<CBaseEntity*> *pEntities )
|
|
{
|
|
// Go through all our templated map data and spawn all the entities in it
|
|
int iTemplates = m_hTemplates.Count();
|
|
if ( !iTemplates )
|
|
{
|
|
Msg("CreateInstance called on a point_template that has no templates: %s\n", STRING(GetEntityName()) );
|
|
return false;
|
|
}
|
|
|
|
// Tell the template system we're about to start a new template
|
|
Templates_StartUniqueInstance();
|
|
|
|
HierarchicalSpawn_t *pSpawnList = (HierarchicalSpawn_t*)stackalloc( iTemplates * sizeof(HierarchicalSpawn_t) );
|
|
|
|
int i;
|
|
for ( i = 0; i < iTemplates; i++ )
|
|
{
|
|
CBaseEntity *pEntity = NULL;
|
|
char *pMapData;
|
|
int iTemplateIndex = m_hTemplates[i].iTemplateIndex;
|
|
|
|
// Some templates have Entity I/O connecting the entities within the template.
|
|
// Unique versions of these templates need to be created whenever they're instanced.
|
|
if ( AllowNameFixup() && Templates_IndexRequiresEntityIOFixup( iTemplateIndex ) )
|
|
{
|
|
// This template requires instancing.
|
|
// Create a new mapdata block and ask the template system to fill it in with
|
|
// a unique version (with fixed Entity I/O connections).
|
|
pMapData = Templates_GetEntityIOFixedMapData( iTemplateIndex );
|
|
}
|
|
else
|
|
{
|
|
// Use the unmodified mapdata
|
|
pMapData = (char*)STRING( Templates_FindByIndex( iTemplateIndex ) );
|
|
}
|
|
|
|
// Create the entity from the mapdata
|
|
MapEntity_ParseEntity( pEntity, pMapData, NULL );
|
|
if ( pEntity == NULL )
|
|
{
|
|
Msg("Failed to initialize templated entity with mapdata: %s\n", pMapData );
|
|
return false;
|
|
}
|
|
|
|
// Get a matrix that'll convert from world to the new local space
|
|
VMatrix matNewTemplateToWorld, matStoredLocalToWorld;
|
|
matNewTemplateToWorld.SetupMatrixOrgAngles( vecOrigin, vecAngles );
|
|
MatrixMultiply( matNewTemplateToWorld, m_hTemplates[i].matEntityToTemplate, matStoredLocalToWorld );
|
|
|
|
// Get the world origin & angles from the stored local coordinates
|
|
Vector vecNewOrigin;
|
|
QAngle vecNewAngles;
|
|
vecNewOrigin = matStoredLocalToWorld.GetTranslation();
|
|
MatrixToAngles( matStoredLocalToWorld, vecNewAngles );
|
|
|
|
// Set its origin & angles
|
|
pEntity->SetAbsOrigin( vecNewOrigin );
|
|
pEntity->SetAbsAngles( vecNewAngles );
|
|
|
|
pSpawnList[i].m_pEntity = pEntity;
|
|
pSpawnList[i].m_nDepth = 0;
|
|
pSpawnList[i].m_pDeferredParent = NULL;
|
|
}
|
|
|
|
SpawnHierarchicalList( iTemplates, pSpawnList, true );
|
|
|
|
for ( i = 0; i < iTemplates; ++i )
|
|
{
|
|
if ( pSpawnList[i].m_pEntity )
|
|
{
|
|
pEntities->AddToTail( pSpawnList[i].m_pEntity );
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose:
|
|
// Input : &inputdata -
|
|
//-----------------------------------------------------------------------------
|
|
void CPointTemplate::InputForceSpawn( inputdata_t &inputdata )
|
|
{
|
|
// Spawn our template
|
|
CUtlVector<CBaseEntity*> hNewEntities;
|
|
if ( !CreateInstance( GetAbsOrigin(), GetAbsAngles(), &hNewEntities ) )
|
|
return;
|
|
|
|
// Fire our output
|
|
m_pOutputOnSpawned.FireOutput( this, this );
|
|
}
|