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doom3-bfg/neo/d3xp/gamesys/Event.cpp
Brian Harris 5016f605b8 Initial commit
2012-11-26 12:58:24 -06:00

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/*
===========================================================================
Doom 3 BFG Edition GPL Source Code
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
Doom 3 BFG Edition Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Doom 3 BFG Edition Source Code is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
/*
sys_event.cpp
Event are used for scheduling tasks and for linking script commands.
*/
#pragma hdrstop
#include "../../idlib/precompiled.h"
#include "../Game_local.h"
#define MAX_EVENTSPERFRAME 4096
//#define CREATE_EVENT_CODE
/***********************************************************************
idEventDef
***********************************************************************/
idEventDef *idEventDef::eventDefList[MAX_EVENTS];
int idEventDef::numEventDefs = 0;
static bool eventError = false;
static char eventErrorMsg[ 128 ];
/*
================
idEventDef::idEventDef
================
*/
idEventDef::idEventDef( const char *command, const char *formatspec, char returnType ) {
idEventDef *ev;
int i;
unsigned int bits;
assert( command );
assert( !idEvent::initialized );
// Allow NULL to indicate no args, but always store it as ""
// so we don't have to check for it.
if ( !formatspec ) {
formatspec = "";
}
this->name = command;
this->formatspec = formatspec;
this->returnType = returnType;
numargs = strlen( formatspec );
assert( numargs <= D_EVENT_MAXARGS );
if ( numargs > D_EVENT_MAXARGS ) {
eventError = true;
sprintf( eventErrorMsg, "idEventDef::idEventDef : Too many args for '%s' event.", name );
return;
}
// make sure the format for the args is valid, calculate the formatspecindex, and the offsets for each arg
bits = 0;
argsize = 0;
memset( argOffset, 0, sizeof( argOffset ) );
for( i = 0; i < numargs;i++ ) {
argOffset[ i ] = argsize;
switch( formatspec[ i ] ) {
case D_EVENT_FLOAT :
bits |= 1 << i;
argsize += sizeof( float );
break;
case D_EVENT_INTEGER :
argsize += sizeof( int );
break;
case D_EVENT_VECTOR :
argsize += sizeof( idVec3 );
break;
case D_EVENT_STRING :
argsize += MAX_STRING_LEN;
break;
case D_EVENT_ENTITY :
argsize += sizeof( idEntityPtr<idEntity> );
break;
case D_EVENT_ENTITY_NULL :
argsize += sizeof( idEntityPtr<idEntity> );
break;
case D_EVENT_TRACE :
argsize += sizeof( trace_t ) + MAX_STRING_LEN + sizeof( bool );
break;
default :
eventError = true;
sprintf( eventErrorMsg, "idEventDef::idEventDef : Invalid arg format '%s' string for '%s' event.", formatspec, name );
return;
break;
}
}
// calculate the formatspecindex
formatspecIndex = ( 1 << ( numargs + D_EVENT_MAXARGS ) ) | bits;
// go through the list of defined events and check for duplicates
// and mismatched format strings
eventnum = numEventDefs;
for( i = 0; i < eventnum; i++ ) {
ev = eventDefList[ i ];
if ( strcmp( command, ev->name ) == 0 ) {
if ( strcmp( formatspec, ev->formatspec ) != 0 ) {
eventError = true;
sprintf( eventErrorMsg, "idEvent '%s' defined twice with same name but differing format strings ('%s'!='%s').",
command, formatspec, ev->formatspec );
return;
}
if ( ev->returnType != returnType ) {
eventError = true;
sprintf( eventErrorMsg, "idEvent '%s' defined twice with same name but differing return types ('%c'!='%c').",
command, returnType, ev->returnType );
return;
}
// Don't bother putting the duplicate event in list.
eventnum = ev->eventnum;
return;
}
}
ev = this;
if ( numEventDefs >= MAX_EVENTS ) {
eventError = true;
sprintf( eventErrorMsg, "numEventDefs >= MAX_EVENTS" );
return;
}
eventDefList[numEventDefs] = ev;
numEventDefs++;
}
/*
================
idEventDef::NumEventCommands
================
*/
int idEventDef::NumEventCommands() {
return numEventDefs;
}
/*
================
idEventDef::GetEventCommand
================
*/
const idEventDef *idEventDef::GetEventCommand( int eventnum ) {
return eventDefList[ eventnum ];
}
/*
================
idEventDef::FindEvent
================
*/
const idEventDef *idEventDef::FindEvent( const char *name ) {
idEventDef *ev;
int num;
int i;
assert( name );
num = numEventDefs;
for( i = 0; i < num; i++ ) {
ev = eventDefList[ i ];
if ( strcmp( name, ev->name ) == 0 ) {
return ev;
}
}
return NULL;
}
/***********************************************************************
idEvent
***********************************************************************/
static idLinkList<idEvent> FreeEvents;
static idLinkList<idEvent> EventQueue;
static idLinkList<idEvent> FastEventQueue;
static idEvent EventPool[ MAX_EVENTS ];
bool idEvent::initialized = false;
idDynamicBlockAlloc<byte, 16 * 1024, 256> idEvent::eventDataAllocator;
/*
================
idEvent::~idEvent()
================
*/
idEvent::~idEvent() {
Free();
}
/*
================
idEvent::Alloc
================
*/
idEvent *idEvent::Alloc( const idEventDef *evdef, int numargs, va_list args ) {
idEvent *ev;
size_t size;
const char *format;
idEventArg *arg;
byte *dataPtr;
int i;
const char *materialName;
if ( FreeEvents.IsListEmpty() ) {
gameLocal.Error( "idEvent::Alloc : No more free events" );
}
ev = FreeEvents.Next();
ev->eventNode.Remove();
ev->eventdef = evdef;
if ( numargs != evdef->GetNumArgs() ) {
gameLocal.Error( "idEvent::Alloc : Wrong number of args for '%s' event.", evdef->GetName() );
}
size = evdef->GetArgSize();
if ( size ) {
ev->data = eventDataAllocator.Alloc( size );
memset( ev->data, 0, size );
} else {
ev->data = NULL;
return ev;
}
format = evdef->GetArgFormat();
for( i = 0; i < numargs; i++ ) {
arg = va_arg( args, idEventArg * );
if ( format[ i ] != arg->type ) {
// when NULL is passed in for an entity, it gets cast as an integer 0, so don't give an error when it happens
if ( !( ( ( format[ i ] == D_EVENT_TRACE ) || ( format[ i ] == D_EVENT_ENTITY ) ) && ( arg->type == 'd' ) && ( arg->value == 0 ) ) ) {
gameLocal.Error( "idEvent::Alloc : Wrong type passed in for arg # %d on '%s' event.", i, evdef->GetName() );
}
}
dataPtr = &ev->data[ evdef->GetArgOffset( i ) ];
switch( format[ i ] ) {
case D_EVENT_FLOAT :
case D_EVENT_INTEGER :
*reinterpret_cast<int *>( dataPtr ) = arg->value;
break;
case D_EVENT_VECTOR :
if ( arg->value ) {
*reinterpret_cast<idVec3 *>( dataPtr ) = *reinterpret_cast<const idVec3 *>( arg->value );
}
break;
case D_EVENT_STRING :
if ( arg->value ) {
idStr::Copynz( reinterpret_cast<char *>( dataPtr ), reinterpret_cast<const char *>( arg->value ), MAX_STRING_LEN );
}
break;
case D_EVENT_ENTITY :
case D_EVENT_ENTITY_NULL :
*reinterpret_cast< idEntityPtr<idEntity> * >( dataPtr ) = reinterpret_cast<idEntity *>( arg->value );
break;
case D_EVENT_TRACE :
if ( arg->value ) {
*reinterpret_cast<bool *>( dataPtr ) = true;
*reinterpret_cast<trace_t *>( dataPtr + sizeof( bool ) ) = *reinterpret_cast<const trace_t *>( arg->value );
// save off the material as a string since the pointer won't be valid in save games.
// since we save off the entire trace_t structure, if the material is NULL here,
// it will be NULL when we process it, so we don't need to save off anything in that case.
if ( reinterpret_cast<const trace_t *>( arg->value )->c.material ) {
materialName = reinterpret_cast<const trace_t *>( arg->value )->c.material->GetName();
idStr::Copynz( reinterpret_cast<char *>( dataPtr + sizeof( bool ) + sizeof( trace_t ) ), materialName, MAX_STRING_LEN );
}
} else {
*reinterpret_cast<bool *>( dataPtr ) = false;
}
break;
default :
gameLocal.Error( "idEvent::Alloc : Invalid arg format '%s' string for '%s' event.", format, evdef->GetName() );
break;
}
}
return ev;
}
/*
================
idEvent::CopyArgs
================
*/
void idEvent::CopyArgs( const idEventDef *evdef, int numargs, va_list args, int data[ D_EVENT_MAXARGS ] ) {
int i;
const char *format;
idEventArg *arg;
format = evdef->GetArgFormat();
if ( numargs != evdef->GetNumArgs() ) {
gameLocal.Error( "idEvent::CopyArgs : Wrong number of args for '%s' event.", evdef->GetName() );
}
for( i = 0; i < numargs; i++ ) {
arg = va_arg( args, idEventArg * );
if ( format[ i ] != arg->type ) {
// when NULL is passed in for an entity, it gets cast as an integer 0, so don't give an error when it happens
if ( !( ( ( format[ i ] == D_EVENT_TRACE ) || ( format[ i ] == D_EVENT_ENTITY ) ) && ( arg->type == 'd' ) && ( arg->value == 0 ) ) ) {
gameLocal.Error( "idEvent::CopyArgs : Wrong type passed in for arg # %d on '%s' event.", i, evdef->GetName() );
}
}
data[ i ] = arg->value;
}
}
/*
================
idEvent::Free
================
*/
void idEvent::Free() {
if ( data ) {
eventDataAllocator.Free( data );
data = NULL;
}
eventdef = NULL;
time = 0;
object = NULL;
typeinfo = NULL;
eventNode.SetOwner( this );
eventNode.AddToEnd( FreeEvents );
}
/*
================
idEvent::Schedule
================
*/
void idEvent::Schedule( idClass *obj, const idTypeInfo *type, int time ) {
idEvent *event;
assert( initialized );
if ( !initialized ) {
return;
}
object = obj;
typeinfo = type;
// wraps after 24 days...like I care. ;)
this->time = gameLocal.time + time;
eventNode.Remove();
if ( obj->IsType( idEntity::Type ) && ( ( (idEntity*)(obj) )->timeGroup == TIME_GROUP2 ) ) {
event = FastEventQueue.Next();
while( ( event != NULL ) && ( this->time >= event->time ) ) {
event = event->eventNode.Next();
}
if ( event ) {
eventNode.InsertBefore( event->eventNode );
} else {
eventNode.AddToEnd( FastEventQueue );
}
return;
} else {
this->time = gameLocal.slow.time + time;
}
event = EventQueue.Next();
while( ( event != NULL ) && ( this->time >= event->time ) ) {
event = event->eventNode.Next();
}
if ( event ) {
eventNode.InsertBefore( event->eventNode );
} else {
eventNode.AddToEnd( EventQueue );
}
}
/*
================
idEvent::CancelEvents
================
*/
void idEvent::CancelEvents( const idClass *obj, const idEventDef *evdef ) {
idEvent *event;
idEvent *next;
if ( !initialized ) {
return;
}
for( event = EventQueue.Next(); event != NULL; event = next ) {
next = event->eventNode.Next();
if ( event->object == obj ) {
if ( !evdef || ( evdef == event->eventdef ) ) {
event->Free();
}
}
}
for( event = FastEventQueue.Next(); event != NULL; event = next ) {
next = event->eventNode.Next();
if ( event->object == obj ) {
if ( !evdef || ( evdef == event->eventdef ) ) {
event->Free();
}
}
}
}
/*
================
idEvent::ClearEventList
================
*/
void idEvent::ClearEventList() {
int i;
//
// initialize lists
//
FreeEvents.Clear();
EventQueue.Clear();
//
// add the events to the free list
//
for( i = 0; i < MAX_EVENTS; i++ ) {
EventPool[ i ].Free();
}
}
/*
================
idEvent::ServiceEvents
================
*/
void idEvent::ServiceEvents() {
idEvent *event;
int num;
int args[ D_EVENT_MAXARGS ];
int offset;
int i;
int numargs;
const char *formatspec;
trace_t **tracePtr;
const idEventDef *ev;
byte *data;
const char *materialName;
num = 0;
while( !EventQueue.IsListEmpty() ) {
event = EventQueue.Next();
assert( event );
if ( event->time > gameLocal.time ) {
break;
}
common->UpdateLevelLoadPacifier();
// copy the data into the local args array and set up pointers
ev = event->eventdef;
formatspec = ev->GetArgFormat();
numargs = ev->GetNumArgs();
for( i = 0; i < numargs; i++ ) {
offset = ev->GetArgOffset( i );
data = event->data;
switch( formatspec[ i ] ) {
case D_EVENT_FLOAT :
case D_EVENT_INTEGER :
args[ i ] = *reinterpret_cast<int *>( &data[ offset ] );
break;
case D_EVENT_VECTOR :
*reinterpret_cast<idVec3 **>( &args[ i ] ) = reinterpret_cast<idVec3 *>( &data[ offset ] );
break;
case D_EVENT_STRING :
*reinterpret_cast<const char **>( &args[ i ] ) = reinterpret_cast<const char *>( &data[ offset ] );
break;
case D_EVENT_ENTITY :
case D_EVENT_ENTITY_NULL :
*reinterpret_cast<idEntity **>( &args[ i ] ) = reinterpret_cast< idEntityPtr<idEntity> * >( &data[ offset ] )->GetEntity();
break;
case D_EVENT_TRACE :
tracePtr = reinterpret_cast<trace_t **>( &args[ i ] );
if ( *reinterpret_cast<bool *>( &data[ offset ] ) ) {
*tracePtr = reinterpret_cast<trace_t *>( &data[ offset + sizeof( bool ) ] );
if ( ( *tracePtr )->c.material != NULL ) {
// look up the material name to get the material pointer
materialName = reinterpret_cast<const char *>( &data[ offset + sizeof( bool ) + sizeof( trace_t ) ] );
( *tracePtr )->c.material = declManager->FindMaterial( materialName, true );
}
} else {
*tracePtr = NULL;
}
break;
default:
gameLocal.Error( "idEvent::ServiceEvents : Invalid arg format '%s' string for '%s' event.", formatspec, ev->GetName() );
}
}
// the event is removed from its list so that if then object
// is deleted, the event won't be freed twice
event->eventNode.Remove();
assert( event->object );
event->object->ProcessEventArgPtr( ev, args );
#if 0
// event functions may never leave return values on the FPU stack
// enable this code to check if any event call left values on the FPU stack
if ( !sys->FPU_StackIsEmpty() ) {
gameLocal.Error( "idEvent::ServiceEvents %d: %s left a value on the FPU stack\n", num, ev->GetName() );
}
#endif
// return the event to the free list
event->Free();
// Don't allow ourselves to stay in here too long. An abnormally high number
// of events being processed is evidence of an infinite loop of events.
num++;
if ( num > MAX_EVENTSPERFRAME ) {
gameLocal.Error( "Event overflow. Possible infinite loop in script." );
}
}
}
/*
================
idEvent::ServiceFastEvents
================
*/
void idEvent::ServiceFastEvents() {
idEvent *event;
int num;
int args[ D_EVENT_MAXARGS ];
int offset;
int i;
int numargs;
const char *formatspec;
trace_t **tracePtr;
const idEventDef *ev;
byte *data;
const char *materialName;
num = 0;
while( !FastEventQueue.IsListEmpty() ) {
event = FastEventQueue.Next();
assert( event );
if ( event->time > gameLocal.fast.time ) {
break;
}
// copy the data into the local args array and set up pointers
ev = event->eventdef;
formatspec = ev->GetArgFormat();
numargs = ev->GetNumArgs();
for( i = 0; i < numargs; i++ ) {
offset = ev->GetArgOffset( i );
data = event->data;
switch( formatspec[ i ] ) {
case D_EVENT_FLOAT :
case D_EVENT_INTEGER :
args[ i ] = *reinterpret_cast<int *>( &data[ offset ] );
break;
case D_EVENT_VECTOR :
*reinterpret_cast<idVec3 **>( &args[ i ] ) = reinterpret_cast<idVec3 *>( &data[ offset ] );
break;
case D_EVENT_STRING :
*reinterpret_cast<const char **>( &args[ i ] ) = reinterpret_cast<const char *>( &data[ offset ] );
break;
case D_EVENT_ENTITY :
case D_EVENT_ENTITY_NULL :
*reinterpret_cast<idEntity **>( &args[ i ] ) = reinterpret_cast< idEntityPtr<idEntity> * >( &data[ offset ] )->GetEntity();
break;
case D_EVENT_TRACE :
tracePtr = reinterpret_cast<trace_t **>( &args[ i ] );
if ( *reinterpret_cast<bool *>( &data[ offset ] ) ) {
*tracePtr = reinterpret_cast<trace_t *>( &data[ offset + sizeof( bool ) ] );
if ( ( *tracePtr )->c.material != NULL ) {
// look up the material name to get the material pointer
materialName = reinterpret_cast<const char *>( &data[ offset + sizeof( bool ) + sizeof( trace_t ) ] );
( *tracePtr )->c.material = declManager->FindMaterial( materialName, true );
}
} else {
*tracePtr = NULL;
}
break;
default:
gameLocal.Error( "idEvent::ServiceFastEvents : Invalid arg format '%s' string for '%s' event.", formatspec, ev->GetName() );
}
}
// the event is removed from its list so that if then object
// is deleted, the event won't be freed twice
event->eventNode.Remove();
assert( event->object );
event->object->ProcessEventArgPtr( ev, args );
#if 0
// event functions may never leave return values on the FPU stack
// enable this code to check if any event call left values on the FPU stack
if ( !sys->FPU_StackIsEmpty() ) {
gameLocal.Error( "idEvent::ServiceEvents %d: %s left a value on the FPU stack\n", num, event->eventdef->GetName() );
}
#endif
// return the event to the free list
event->Free();
// Don't allow ourselves to stay in here too long. An abnormally high number
// of events being processed is evidence of an infinite loop of events.
num++;
if ( num > MAX_EVENTSPERFRAME ) {
gameLocal.Error( "Event overflow. Possible infinite loop in script." );
}
}
}
/*
================
idEvent::Init
================
*/
void idEvent::Init() {
gameLocal.Printf( "Initializing event system\n" );
if ( eventError ) {
gameLocal.Error( "%s", eventErrorMsg );
}
#ifdef CREATE_EVENT_CODE
void CreateEventCallbackHandler();
CreateEventCallbackHandler();
gameLocal.Error( "Wrote event callback handler" );
#endif
if ( initialized ) {
gameLocal.Printf( "...already initialized\n" );
ClearEventList();
return;
}
ClearEventList();
eventDataAllocator.Init();
gameLocal.Printf( "...%i event definitions\n", idEventDef::NumEventCommands() );
// the event system has started
initialized = true;
}
/*
================
idEvent::Shutdown
================
*/
void idEvent::Shutdown() {
gameLocal.Printf( "Shutdown event system\n" );
if ( !initialized ) {
gameLocal.Printf( "...not started\n" );
return;
}
ClearEventList();
eventDataAllocator.Shutdown();
// say it is now shutdown
initialized = false;
}
/*
================
idEvent::Save
================
*/
void idEvent::Save( idSaveGame *savefile ) {
char *str;
int i, size;
idEvent *event;
byte *dataPtr;
bool validTrace;
const char *format;
savefile->WriteInt( EventQueue.Num() );
event = EventQueue.Next();
while( event != NULL ) {
savefile->WriteInt( event->time );
savefile->WriteString( event->eventdef->GetName() );
savefile->WriteString( event->typeinfo->classname );
savefile->WriteObject( event->object );
savefile->WriteInt( event->eventdef->GetArgSize() );
format = event->eventdef->GetArgFormat();
for ( i = 0, size = 0; i < event->eventdef->GetNumArgs(); ++i) {
dataPtr = &event->data[ event->eventdef->GetArgOffset( i ) ];
switch( format[ i ] ) {
case D_EVENT_FLOAT :
savefile->WriteFloat( *reinterpret_cast<float *>( dataPtr ) );
size += sizeof( float );
break;
case D_EVENT_INTEGER :
case D_EVENT_ENTITY :
case D_EVENT_ENTITY_NULL :
savefile->WriteInt( *reinterpret_cast<int *>( dataPtr ) );
size += sizeof( int );
break;
case D_EVENT_VECTOR :
savefile->WriteVec3( *reinterpret_cast<idVec3 *>( dataPtr ) );
size += sizeof( idVec3 );
break;
case D_EVENT_TRACE :
validTrace = *reinterpret_cast<bool *>( dataPtr );
savefile->WriteBool( validTrace );
size += sizeof( bool );
if ( validTrace ) {
size += sizeof( trace_t );
const trace_t &t = *reinterpret_cast<trace_t *>( dataPtr + sizeof( bool ) );
SaveTrace( savefile, t );
if ( t.c.material ) {
size += MAX_STRING_LEN;
str = reinterpret_cast<char *>( dataPtr + sizeof( bool ) + sizeof( trace_t ) );
savefile->Write( str, MAX_STRING_LEN );
}
}
break;
default:
break;
}
}
assert( size == (int)event->eventdef->GetArgSize() );
event = event->eventNode.Next();
}
// Save the Fast EventQueue
savefile->WriteInt( FastEventQueue.Num() );
event = FastEventQueue.Next();
while( event != NULL ) {
savefile->WriteInt( event->time );
savefile->WriteString( event->eventdef->GetName() );
savefile->WriteString( event->typeinfo->classname );
savefile->WriteObject( event->object );
savefile->WriteInt( event->eventdef->GetArgSize() );
savefile->Write( event->data, event->eventdef->GetArgSize() );
event = event->eventNode.Next();
}
}
/*
================
idEvent::Restore
================
*/
void idEvent::Restore( idRestoreGame *savefile ) {
char *str;
int num, argsize, i, j, size;
idStr name;
byte *dataPtr;
idEvent *event;
const char *format;
savefile->ReadInt( num );
for ( i = 0; i < num; i++ ) {
if ( FreeEvents.IsListEmpty() ) {
gameLocal.Error( "idEvent::Restore : No more free events" );
}
event = FreeEvents.Next();
event->eventNode.Remove();
event->eventNode.AddToEnd( EventQueue );
savefile->ReadInt( event->time );
// read the event name
savefile->ReadString( name );
event->eventdef = idEventDef::FindEvent( name );
if ( event->eventdef == NULL ) {
savefile->Error( "idEvent::Restore: unknown event '%s'", name.c_str() );
return;
}
// read the classtype
savefile->ReadString( name );
event->typeinfo = idClass::GetClass( name );
if ( event->typeinfo == NULL ) {
savefile->Error( "idEvent::Restore: unknown class '%s' on event '%s'", name.c_str(), event->eventdef->GetName() );
return;
}
savefile->ReadObject( event->object );
// read the args
savefile->ReadInt( argsize );
if ( argsize != (int)event->eventdef->GetArgSize() ) {
savefile->Error( "idEvent::Restore: arg size (%d) doesn't match saved arg size(%d) on event '%s'", event->eventdef->GetArgSize(), argsize, event->eventdef->GetName() );
}
if ( argsize ) {
event->data = eventDataAllocator.Alloc( argsize );
format = event->eventdef->GetArgFormat();
assert( format );
for ( j = 0, size = 0; j < event->eventdef->GetNumArgs(); ++j) {
dataPtr = &event->data[ event->eventdef->GetArgOffset( j ) ];
switch( format[ j ] ) {
case D_EVENT_FLOAT :
savefile->ReadFloat( *reinterpret_cast<float *>( dataPtr ) );
size += sizeof( float );
break;
case D_EVENT_INTEGER :
case D_EVENT_ENTITY :
case D_EVENT_ENTITY_NULL :
savefile->ReadInt( *reinterpret_cast<int *>( dataPtr ) );
size += sizeof( int );
break;
case D_EVENT_VECTOR :
savefile->ReadVec3( *reinterpret_cast<idVec3 *>( dataPtr ) );
size += sizeof( idVec3 );
break;
case D_EVENT_TRACE :
savefile->ReadBool( *reinterpret_cast<bool *>( dataPtr ) );
size += sizeof( bool );
if ( *reinterpret_cast<bool *>( dataPtr ) ) {
size += sizeof( trace_t );
trace_t &t = *reinterpret_cast<trace_t *>( dataPtr + sizeof( bool ) );
RestoreTrace( savefile, t) ;
if ( t.c.material ) {
size += MAX_STRING_LEN;
str = reinterpret_cast<char *>( dataPtr + sizeof( bool ) + sizeof( trace_t ) );
savefile->Read( str, MAX_STRING_LEN );
}
}
break;
default:
break;
}
}
assert( size == (int)event->eventdef->GetArgSize() );
} else {
event->data = NULL;
}
}
// Restore the Fast EventQueue
savefile->ReadInt( num );
for ( i = 0; i < num; i++ ) {
if ( FreeEvents.IsListEmpty() ) {
gameLocal.Error( "idEvent::Restore : No more free events" );
}
event = FreeEvents.Next();
event->eventNode.Remove();
event->eventNode.AddToEnd( FastEventQueue );
savefile->ReadInt( event->time );
// read the event name
savefile->ReadString( name );
event->eventdef = idEventDef::FindEvent( name );
if ( event->eventdef == NULL ) {
savefile->Error( "idEvent::Restore: unknown event '%s'", name.c_str() );
return;
}
// read the classtype
savefile->ReadString( name );
event->typeinfo = idClass::GetClass( name );
if ( event->typeinfo == NULL ) {
savefile->Error( "idEvent::Restore: unknown class '%s' on event '%s'", name.c_str(), event->eventdef->GetName() );
return;
}
savefile->ReadObject( event->object );
// read the args
savefile->ReadInt( argsize );
if ( argsize != (int)event->eventdef->GetArgSize() ) {
savefile->Error( "idEvent::Restore: arg size (%d) doesn't match saved arg size(%d) on event '%s'", event->eventdef->GetArgSize(), argsize, event->eventdef->GetName() );
}
if ( argsize ) {
event->data = eventDataAllocator.Alloc( argsize );
savefile->Read( event->data, argsize );
} else {
event->data = NULL;
}
}
}
/*
================
idEvent::ReadTrace
idRestoreGame has a ReadTrace procedure, but unfortunately idEvent wants the material
string name at the of the data structure rather than in the middle
================
*/
void idEvent::RestoreTrace( idRestoreGame *savefile, trace_t &trace ) {
savefile->ReadFloat( trace.fraction );
savefile->ReadVec3( trace.endpos );
savefile->ReadMat3( trace.endAxis );
savefile->ReadInt( (int&)trace.c.type );
savefile->ReadVec3( trace.c.point );
savefile->ReadVec3( trace.c.normal );
savefile->ReadFloat( trace.c.dist );
savefile->ReadInt( trace.c.contents );
savefile->ReadInt( (int&)trace.c.material );
savefile->ReadInt( trace.c.contents );
savefile->ReadInt( trace.c.modelFeature );
savefile->ReadInt( trace.c.trmFeature );
savefile->ReadInt( trace.c.id );
}
/*
================
idEvent::WriteTrace
idSaveGame has a WriteTrace procedure, but unfortunately idEvent wants the material
string name at the of the data structure rather than in the middle
================
*/
void idEvent::SaveTrace( idSaveGame *savefile, const trace_t &trace ) {
savefile->WriteFloat( trace.fraction );
savefile->WriteVec3( trace.endpos );
savefile->WriteMat3( trace.endAxis );
savefile->WriteInt( trace.c.type );
savefile->WriteVec3( trace.c.point );
savefile->WriteVec3( trace.c.normal );
savefile->WriteFloat( trace.c.dist );
savefile->WriteInt( trace.c.contents );
savefile->WriteInt( (int&)trace.c.material );
savefile->WriteInt( trace.c.contents );
savefile->WriteInt( trace.c.modelFeature );
savefile->WriteInt( trace.c.trmFeature );
savefile->WriteInt( trace.c.id );
}
#ifdef CREATE_EVENT_CODE
/*
================
CreateEventCallbackHandler
================
*/
void CreateEventCallbackHandler() {
int i, j, k;
char argString[ D_EVENT_MAXARGS + 1 ];
idStr string1;
idStr string2;
idFile *file;
file = fileSystem->OpenFileWrite( "Callbacks.cpp" );
file->Printf( "/*\n================================================================================================\nCONFIDENTIAL AND PROPRIETARY INFORMATION/NOT FOR DISCLOSURE WITHOUT WRITTEN PERMISSION \nCopyright 1999-2012 id Software LLC, a ZeniMax Media company. All Rights Reserved. \n================================================================================================\n*/\n\n" );
for( i = 1; i <= D_EVENT_MAXARGS; i++ ) {
file->Printf( "\t/*******************************************************\n\n\t\t%d args\n\n\t*******************************************************/\n\n", i );
for ( j = 0; j < ( 1 << i ); j++ ) {
for( k = 0; k < i; k++ ) {
argString[ k ] = j & ( 1 << k ) ? 'f' : 'i';
}
argString[ i ] = '\0';
string1.Empty();
string2.Empty();
for( k = 0; k < i; k++ ) {
if ( j & ( 1 << k ) ) {
string1 += "const float";
string2 += va( "*( float * )&data[ %d ]", k );
} else {
string1 += "void *";
string2 += va( "(void *)data[ %d ]", k );
}
if ( k < i - 1 ) {
string1 += ", ";
string2 += ", ";
}
}
file->Printf( "\tcase %d :\n\t\ttypedef void ( idClass::*eventCallback_%s_t )( %s );\n", ( 1 << ( i + D_EVENT_MAXARGS ) ) + j, argString, string1.c_str() );
file->Printf( "\t\t( this->*( eventCallback_%s_t )callback )( %s );\n\t\tbreak;\n\n", argString, string2.c_str() );
}
}
fileSystem->CloseFile( file );
}
#endif
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