jedi-academy/code/icarus/Sequence.cpp
2013-04-23 21:59:26 +10:00

674 lines
No EOL
12 KiB
C++

// Script Command Sequences
//
// -- jweier
// this include must remain at the top of every Icarus CPP file
#include "StdAfx.h"
#include "IcarusImplementation.h"
#include "BlockStream.h"
#include "Sequence.h"
#define STL_ITERATE( a, b ) for ( a = b.begin(); a != b.end(); a++ )
#define STL_INSERT( a, b ) a.insert( a.end(), b );
inline CSequence::CSequence( void )
{
m_numCommands = 0;
// m_numChildren = 0;
m_flags = 0;
m_iterations = 1;
m_parent = NULL;
m_return = NULL;
}
CSequence::~CSequence( void )
{
assert(!m_commands.size());
//assert(!m_numChildren);
}
/*
-------------------------
Create
-------------------------
*/
CSequence *CSequence::Create( void )
{
CSequence *seq = new CSequence;
//TODO: Emit warning
assert(seq);
if ( seq == NULL )
return NULL;
seq->SetFlag( SQ_COMMON );
return seq;
}
/*
-------------------------
Delete
-------------------------
*/
void CSequence::Delete( CIcarus* icarus )
{
block_l::iterator bi;
sequence_l::iterator si;
//Notify the parent of the deletion
if ( m_parent )
{
m_parent->RemoveChild( this );
}
//Clear all children
if ( m_children.size() > 0 )
{
/*for ( iterSeq = m_childrenMap.begin(); iterSeq != m_childrenMap.end(); iterSeq++ )
{
(*iterSeq).second->SetParent( NULL );
}*/
for ( si = m_children.begin(); si != m_children.end(); si++ )
{
(*si)->SetParent( NULL );
}
}
m_children.clear();
//m_childrenMap.clear();
//Clear all held commands
for ( bi = m_commands.begin(); bi != m_commands.end(); bi++ )
{
(*bi)->Free(icarus);
delete (*bi); //Free() handled internally -- not any more!!
}
m_commands.clear();
}
/*
-------------------------
AddChild
-------------------------
*/
void CSequence::AddChild( CSequence *child )
{
assert( child );
if ( child == NULL )
return;
m_children.insert( m_children.end(), child );
// m_childrenMap[ m_numChildren ] = child;
// m_numChildren++;
}
/*
-------------------------
RemoveChild
-------------------------
*/
void CSequence::RemoveChild( CSequence *child )
{
assert( child );
if ( child == NULL )
return;
m_children.remove( child );
//Remove the child
/* sequenceID_m::iterator iterSeq = m_childrenMap.find( child->GetID() );
if ( iterSeq != m_childrenMap.end() )
{
m_childrenMap.erase( iterSeq );
}
m_numChildren--;*/
}
/*
-------------------------
HasChild
-------------------------
*/
bool CSequence::HasChild( CSequence *sequence )
{
sequence_l::iterator ci;
for ( ci = m_children.begin(); ci != m_children.end(); ci++ )
{
if ( (*ci) == sequence )
return true;
if ( (*ci)->HasChild( sequence ) )
return true;
}
/* sequenceID_m::iterator iterSeq = NULL;
for ( iterSeq = m_childrenMap.begin(); iterSeq != m_childrenMap.end(); iterSeq++ )
{
if ( ((*iterSeq).second) == sequence )
return true;
if ( (*iterSeq).second->HasChild( sequence ) )
return true;
}*/
return false;
}
/*
-------------------------
SetParent
-------------------------
*/
void CSequence::SetParent( CSequence *parent )
{
m_parent = parent;
if ( parent == NULL )
return;
//Inherit the parent's properties (this avoids messy tree walks later on)
if ( parent->m_flags & SQ_RETAIN )
m_flags |= SQ_RETAIN;
if ( parent->m_flags & SQ_PENDING )
m_flags |= SQ_PENDING;
}
/*
-------------------------
PopCommand
-------------------------
*/
CBlock *CSequence::PopCommand( int type )
{
CBlock *command = NULL;
//Make sure everything is ok
assert( (type == POP_FRONT) || (type == POP_BACK) );
if ( m_commands.empty() )
return NULL;
switch ( type )
{
case POP_FRONT:
command = m_commands.front();
m_commands.pop_front();
m_numCommands--;
return command;
break;
case POP_BACK:
command = m_commands.back();
m_commands.pop_back();
m_numCommands--;
return command;
break;
}
//Invalid flag
return NULL;
}
/*
-------------------------
PushCommand
-------------------------
*/
int CSequence::PushCommand( CBlock *block, int type )
{
//Make sure everything is ok
assert( (type == PUSH_FRONT) || (type == PUSH_BACK) );
assert( block );
switch ( type )
{
case PUSH_FRONT:
m_commands.push_front( block );
m_numCommands++;
return true;
break;
case PUSH_BACK:
m_commands.push_back( block );
m_numCommands++;
return true;
break;
}
//Invalid flag
return false;
}
/*
-------------------------
SetFlag
-------------------------
*/
void CSequence::SetFlag( int flag )
{
m_flags |= flag;
}
/*
-------------------------
RemoveFlag
-------------------------
*/
void CSequence::RemoveFlag( int flag, bool children )
{
m_flags &= ~flag;
if ( children )
{
/* sequenceID_m::iterator iterSeq = NULL;
for ( iterSeq = m_childrenMap.begin(); iterSeq != m_childrenMap.end(); iterSeq++ )
{
(*iterSeq).second->RemoveFlag( flag, true );
}*/
sequence_l::iterator si;
for ( si = m_children.begin(); si != m_children.end(); si++ )
{
(*si)->RemoveFlag( flag, true );
}
}
}
/*
-------------------------
HasFlag
-------------------------
*/
int CSequence::HasFlag( int flag )
{
return (m_flags & flag);
}
/*
-------------------------
SetReturn
-------------------------
*/
void CSequence::SetReturn ( CSequence *sequence )
{
assert( sequence != this );
m_return = sequence;
}
/*
-------------------------
GetChildByID
-------------------------
*/
CSequence *CSequence::GetChildByID( int id )
{
if ( id < 0 )
return NULL;
//NOTENOTE: Done for safety reasons, I don't know what this template will return on underflow ( sigh... )
/* sequenceID_m::iterator mi = m_childrenMap.find( id );
if ( mi == m_childrenMap.end() )
return NULL;
return (*mi).second;*/
sequence_l::iterator iterSeq;
STL_ITERATE( iterSeq, m_children )
{
if ( (*iterSeq)->GetID() == id )
return (*iterSeq);
}
return NULL;
}
/*
-------------------------
GetChildByIndex
-------------------------
*/
CSequence *CSequence::GetChildByIndex( int iIndex )
{
if ( iIndex < 0 || iIndex >= (int)m_children.size() )
return NULL;
sequence_l::iterator iterSeq = m_children.begin();
for ( int i = 0; i < iIndex; i++ )
{
++iterSeq;
}
return (*iterSeq);
}
/*
-------------------------
SaveCommand
-------------------------
*/
int CSequence::SaveCommand( CBlock *block )
{
CIcarus *pIcarus = (CIcarus *)IIcarusInterface::GetIcarus();
unsigned char flags;
int numMembers, bID, size;
CBlockMember *bm;
// Data saved here (IBLK):
// Block ID.
// Block Flags.
// Number of Block Members.
// Block Members:
// - Block Member ID.
// - Block Data Size.
// - Block (Raw) Data.
//Save out the block ID
bID = block->GetBlockID();
pIcarus->BufferWrite( &bID, sizeof ( bID ) );
//Save out the block's flags
flags = block->GetFlags();
pIcarus->BufferWrite( &flags, sizeof ( flags ) );
//Save out the number of members to read
numMembers = block->GetNumMembers();
pIcarus->BufferWrite( &numMembers, sizeof ( numMembers ) );
for ( int i = 0; i < numMembers; i++ )
{
bm = block->GetMember( i );
//Save the block id
bID = bm->GetID();
pIcarus->BufferWrite( &bID, sizeof ( bID ) );
//Save out the data size
size = bm->GetSize();
pIcarus->BufferWrite( &size, sizeof ( size ) );
//Save out the raw data
pIcarus->BufferWrite( bm->GetData(), size );
}
return true;
}
int CSequence::LoadCommand( CBlock *block, CIcarus *icarus )
{
IGameInterface* game = icarus->GetGame();
int bID, bSize;
void *bData;
unsigned char flags;
int id, numMembers;
// Data expected/loaded here (IBLK) (with the size as : 'IBSZ' ).
// Block ID.
// Block Flags.
// Number of Block Members.
// Block Members:
// - Block Member ID.
// - Block Data Size.
// - Block (Raw) Data.
//Get the block ID.
icarus->BufferRead( &id, sizeof( id ) );
block->Create( id );
//Read the block's flags
icarus->BufferRead( &flags, sizeof( flags ) );
block->SetFlags( flags );
//Get the number of block members
icarus->BufferRead( &numMembers, sizeof( numMembers ) );
for ( int j = 0; j < numMembers; j++ )
{
//Get the member ID
icarus->BufferRead( &bID, sizeof( bID ) );
//Get the member size
icarus->BufferRead( &bSize, sizeof( bSize ) );
//Get the member's data
if ( ( bData = game->Malloc( bSize ) ) == NULL )
return false;
//Get the actual raw data
icarus->BufferRead( bData, bSize );
//Write out the correct type
switch ( bID )
{
case CIcarus::TK_INT:
{
assert(0);
int data = *(int *) bData;
block->Write( CIcarus::TK_FLOAT, (float) data, icarus );
}
break;
case CIcarus::TK_FLOAT:
block->Write( CIcarus::TK_FLOAT, *(float *) bData, icarus );
break;
case CIcarus::TK_STRING:
case CIcarus::TK_IDENTIFIER:
case CIcarus::TK_CHAR:
block->Write( CIcarus::TK_STRING, (char *) bData, icarus );
break;
case CIcarus::TK_VECTOR:
case CIcarus::TK_VECTOR_START:
block->Write( CIcarus::TK_VECTOR, *(vec3_t *) bData, icarus );
break;
case CIcarus::ID_TAG:
block->Write( CIcarus::ID_TAG, (float) CIcarus::ID_TAG, icarus );
break;
case CIcarus::ID_GET:
block->Write( CIcarus::ID_GET, (float) CIcarus::ID_GET, icarus );
break;
case CIcarus::ID_RANDOM:
block->Write( CIcarus::ID_RANDOM, *(float *) bData, icarus );//(float) ID_RANDOM );
break;
case CIcarus::TK_EQUALS:
case CIcarus::TK_GREATER_THAN:
case CIcarus::TK_LESS_THAN:
case CIcarus::TK_NOT:
block->Write( bID, 0, icarus );
break;
default:
assert(0);
return false;
break;
}
//Get rid of the temp memory
game->Free( bData );
}
return true;
}
/*
-------------------------
Save
-------------------------
*/
int CSequence::Save()
{
// Data saved here.
// Parent ID.
// Return ID.
// Number of Children.
// Children.
// - Child ID
// Save Flags.
// Save Iterations.
// Number of Commands
// - Commands (raw) data.
CIcarus *pIcarus = (CIcarus *)IIcarusInterface::GetIcarus();
block_l::iterator bi;
int id;
// Save the parent (by GUID).
id = ( m_parent != NULL ) ? m_parent->GetID() : -1;
pIcarus->BufferWrite( &id, sizeof( id ) );
//Save the return (by GUID)
id = ( m_return != NULL ) ? m_return->GetID() : -1;
pIcarus->BufferWrite( &id, sizeof( id ) );
//Save the number of children
int iNumChildren = m_children.size();
pIcarus->BufferWrite( &iNumChildren, sizeof( iNumChildren ) );
//Save out the children (only by GUID)
/*STL_ITERATE( iterSeq, m_childrenMap )
{
id = (*iterSeq).second->GetID();
pIcarus->BufferWrite( &id, sizeof( id ) );
}*/
sequence_l::iterator iterSeq;
STL_ITERATE( iterSeq, m_children )
{
id = (*iterSeq)->GetID();
pIcarus->BufferWrite( &id, sizeof( id ) );
}
//Save flags
pIcarus->BufferWrite( &m_flags, sizeof( m_flags ) );
//Save iterations
pIcarus->BufferWrite( &m_iterations, sizeof( m_iterations ) );
//Save the number of commands
pIcarus->BufferWrite( &m_numCommands, sizeof( m_numCommands ) );
//Save the commands
STL_ITERATE( bi, m_commands )
{
SaveCommand( (*bi) );
}
return true;
}
/*
-------------------------
Load
-------------------------
*/
int CSequence::Load( CIcarus* icarus )
{
CSequence *sequence;
CBlock *block;
int id;
// Data expected/loaded here (ISEQ) (with the size as : 'ISSZ' ).
// Parent ID.
// Return ID.
// Number of Children.
// Children.
// - Child ID
// Save Flags.
// Save Iterations.
// Number of Commands
// - Commands (raw) data.
//Get the parent sequence
icarus->BufferRead( &id, sizeof( id ) );
m_parent = ( id != -1 ) ? icarus->GetSequence( id ) : NULL;
//Get the return sequence
icarus->BufferRead( &id, sizeof( id ) );
m_return = ( id != -1 ) ? icarus->GetSequence( id ) : NULL;
//Get the number of children
int iNumChildren = 0;
icarus->BufferRead( &iNumChildren, sizeof( iNumChildren ) );
//Reload all children
for ( int i = 0; i < iNumChildren; i++ )
{
//Get the child sequence ID
icarus->BufferRead( &id, sizeof( id ) );
//Get the desired sequence
if ( ( sequence = icarus->GetSequence( id ) ) == NULL )
return false;
//Insert this into the list
STL_INSERT( m_children, sequence );
//Restore the connection in the child / ID map
// m_childrenMap[ i ] = sequence;
}
//Get the sequence flags
icarus->BufferRead( &m_flags, sizeof( m_flags ) );
//Get the number of iterations
icarus->BufferRead( &m_iterations, sizeof( m_iterations ) );
int numCommands;
//Get the number of commands
icarus->BufferRead( &numCommands, sizeof( numCommands ) );
//Get all the commands
for ( i = 0; i < numCommands; i++ )
{
block = new CBlock;
LoadCommand( block, icarus );
//Save the block
//STL_INSERT( m_commands, block );
PushCommand( block, PUSH_BACK );
}
return true;
}