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doom3-bfg/neo/d3xp/script/Script_Interpreter.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.
===========================================================================
*/
#pragma hdrstop
#include "../../idlib/precompiled.h"
#include "../Game_local.h"
/*
================
idInterpreter::idInterpreter()
================
*/
idInterpreter::idInterpreter() {
localstackUsed = 0;
terminateOnExit = true;
debug = 0;
memset( localstack, 0, sizeof( localstack ) );
memset( callStack, 0, sizeof( callStack ) );
Reset();
}
/*
================
idInterpreter::Save
================
*/
void idInterpreter::Save( idSaveGame *savefile ) const {
int i;
savefile->WriteInt( callStackDepth );
for( i = 0; i < callStackDepth; i++ ) {
savefile->WriteInt( callStack[i].s );
if ( callStack[i].f ) {
savefile->WriteInt( gameLocal.program.GetFunctionIndex( callStack[i].f ) );
} else {
savefile->WriteInt( -1 );
}
savefile->WriteInt( callStack[i].stackbase );
}
savefile->WriteInt( maxStackDepth );
savefile->WriteInt( localstackUsed );
savefile->Write( &localstack, localstackUsed );
savefile->WriteInt( localstackBase );
savefile->WriteInt( maxLocalstackUsed );
if ( currentFunction ) {
savefile->WriteInt( gameLocal.program.GetFunctionIndex( currentFunction ) );
} else {
savefile->WriteInt( -1 );
}
savefile->WriteInt( instructionPointer );
savefile->WriteInt( popParms );
if ( multiFrameEvent ) {
savefile->WriteString( multiFrameEvent->GetName() );
} else {
savefile->WriteString( "" );
}
savefile->WriteObject( eventEntity );
savefile->WriteObject( thread );
savefile->WriteBool( doneProcessing );
savefile->WriteBool( threadDying );
savefile->WriteBool( terminateOnExit );
savefile->WriteBool( debug );
}
/*
================
idInterpreter::Restore
================
*/
void idInterpreter::Restore( idRestoreGame *savefile ) {
int i;
idStr funcname;
int func_index;
savefile->ReadInt( callStackDepth );
for( i = 0; i < callStackDepth; i++ ) {
savefile->ReadInt( callStack[i].s );
savefile->ReadInt( func_index );
if ( func_index >= 0 ) {
callStack[i].f = gameLocal.program.GetFunction( func_index );
} else {
callStack[i].f = NULL;
}
savefile->ReadInt( callStack[i].stackbase );
}
savefile->ReadInt( maxStackDepth );
savefile->ReadInt( localstackUsed );
savefile->Read( &localstack, localstackUsed );
savefile->ReadInt( localstackBase );
savefile->ReadInt( maxLocalstackUsed );
savefile->ReadInt( func_index );
if ( func_index >= 0 ) {
currentFunction = gameLocal.program.GetFunction( func_index );
} else {
currentFunction = NULL;
}
savefile->ReadInt( instructionPointer );
savefile->ReadInt( popParms );
savefile->ReadString( funcname );
if ( funcname.Length() ) {
multiFrameEvent = idEventDef::FindEvent( funcname );
}
savefile->ReadObject( reinterpret_cast<idClass *&>( eventEntity ) );
savefile->ReadObject( reinterpret_cast<idClass *&>( thread ) );
savefile->ReadBool( doneProcessing );
savefile->ReadBool( threadDying );
savefile->ReadBool( terminateOnExit );
savefile->ReadBool( debug );
}
/*
================
idInterpreter::Reset
================
*/
void idInterpreter::Reset() {
callStackDepth = 0;
localstackUsed = 0;
localstackBase = 0;
maxLocalstackUsed = 0;
maxStackDepth = 0;
popParms = 0;
multiFrameEvent = NULL;
eventEntity = NULL;
currentFunction = 0;
NextInstruction( 0 );
threadDying = false;
doneProcessing = true;
}
/*
================
idInterpreter::GetRegisterValue
Returns a string representation of the value of the register. This is
used primarily for the debugger and debugging
//FIXME: This is pretty much wrong. won't access data in most situations.
================
*/
bool idInterpreter::GetRegisterValue( const char *name, idStr &out, int scopeDepth ) {
varEval_t reg;
idVarDef *d;
char funcObject[ 1024 ];
char *funcName;
const idVarDef *scope;
const idTypeDef *field;
const idScriptObject *obj;
const function_t *func;
out.Empty();
if ( scopeDepth == -1 ) {
scopeDepth = callStackDepth;
}
if ( scopeDepth == callStackDepth ) {
func = currentFunction;
} else {
func = callStack[ scopeDepth ].f;
}
if ( !func ) {
return false;
}
idStr::Copynz( funcObject, func->Name(), sizeof( funcObject ) );
funcName = strstr( funcObject, "::" );
if ( funcName ) {
*funcName = '\0';
scope = gameLocal.program.GetDef( NULL, funcObject, &def_namespace );
funcName += 2;
} else {
funcName = funcObject;
scope = &def_namespace;
}
// Get the function from the object
d = gameLocal.program.GetDef( NULL, funcName, scope );
if ( !d ) {
return false;
}
// Get the variable itself and check various namespaces
d = gameLocal.program.GetDef( NULL, name, d );
if ( !d ) {
if ( scope == &def_namespace ) {
return false;
}
d = gameLocal.program.GetDef( NULL, name, scope );
if ( !d ) {
d = gameLocal.program.GetDef( NULL, name, &def_namespace );
if ( !d ) {
return false;
}
}
}
reg = GetVariable( d );
switch( d->Type() ) {
case ev_float:
if ( reg.floatPtr ) {
out = va("%g", *reg.floatPtr );
} else {
out = "0";
}
return true;
break;
case ev_vector:
if ( reg.vectorPtr ) {
out = va( "%g,%g,%g", reg.vectorPtr->x, reg.vectorPtr->y, reg.vectorPtr->z );
} else {
out = "0,0,0";
}
return true;
break;
case ev_boolean:
if ( reg.intPtr ) {
out = va( "%d", *reg.intPtr );
} else {
out = "0";
}
return true;
break;
case ev_field:
if ( scope == &def_namespace ) {
// should never happen, but handle it safely anyway
return false;
}
field = scope->TypeDef()->GetParmType( reg.ptrOffset )->FieldType();
obj = *reinterpret_cast<const idScriptObject **>( &localstack[ callStack[ callStackDepth ].stackbase ] );
if ( !field || !obj ) {
return false;
}
switch ( field->Type() ) {
case ev_boolean:
out = va( "%d", *( reinterpret_cast<int *>( &obj->data[ reg.ptrOffset ] ) ) );
return true;
case ev_float:
out = va( "%g", *( reinterpret_cast<float *>( &obj->data[ reg.ptrOffset ] ) ) );
return true;
default:
return false;
}
break;
case ev_string:
if ( reg.stringPtr ) {
out = "\"";
out += reg.stringPtr;
out += "\"";
} else {
out = "\"\"";
}
return true;
default:
return false;
}
}
/*
================
idInterpreter::GetCallstackDepth
================
*/
int idInterpreter::GetCallstackDepth() const {
return callStackDepth;
}
/*
================
idInterpreter::GetCallstack
================
*/
const prstack_t *idInterpreter::GetCallstack() const {
return &callStack[ 0 ];
}
/*
================
idInterpreter::GetCurrentFunction
================
*/
const function_t *idInterpreter::GetCurrentFunction() const {
return currentFunction;
}
/*
================
idInterpreter::GetThread
================
*/
idThread *idInterpreter::GetThread() const {
return thread;
}
/*
================
idInterpreter::SetThread
================
*/
void idInterpreter::SetThread( idThread *pThread ) {
thread = pThread;
}
/*
================
idInterpreter::CurrentLine
================
*/
int idInterpreter::CurrentLine() const {
if ( instructionPointer < 0 ) {
return 0;
}
return gameLocal.program.GetLineNumberForStatement( instructionPointer );
}
/*
================
idInterpreter::CurrentFile
================
*/
const char *idInterpreter::CurrentFile() const {
if ( instructionPointer < 0 ) {
return "";
}
return gameLocal.program.GetFilenameForStatement( instructionPointer );
}
/*
============
idInterpreter::StackTrace
============
*/
void idInterpreter::StackTrace() const {
const function_t *f;
int i;
int top;
if ( callStackDepth == 0 ) {
gameLocal.Printf( "<NO STACK>\n" );
return;
}
top = callStackDepth;
if ( top >= MAX_STACK_DEPTH ) {
top = MAX_STACK_DEPTH - 1;
}
if ( !currentFunction ) {
gameLocal.Printf( "<NO FUNCTION>\n" );
} else {
gameLocal.Printf( "%12s : %s\n", gameLocal.program.GetFilename( currentFunction->filenum ), currentFunction->Name() );
}
for( i = top; i >= 0; i-- ) {
f = callStack[ i ].f;
if ( !f ) {
gameLocal.Printf( "<NO FUNCTION>\n" );
} else {
gameLocal.Printf( "%12s : %s\n", gameLocal.program.GetFilename( f->filenum ), f->Name() );
}
}
}
/*
============
idInterpreter::Error
Aborts the currently executing function
============
*/
void idInterpreter::Error( const char *fmt, ... ) const {
va_list argptr;
char text[ 1024 ];
va_start( argptr, fmt );
vsprintf( text, fmt, argptr );
va_end( argptr );
StackTrace();
if ( ( instructionPointer >= 0 ) && ( instructionPointer < gameLocal.program.NumStatements() ) ) {
statement_t &line = gameLocal.program.GetStatement( instructionPointer );
common->Error( "%s(%d): Thread '%s': %s\n", gameLocal.program.GetFilename( line.file ), line.linenumber, thread->GetThreadName(), text );
} else {
common->Error( "Thread '%s': %s\n", thread->GetThreadName(), text );
}
}
/*
============
idInterpreter::Warning
Prints file and line number information with warning.
============
*/
void idInterpreter::Warning( const char *fmt, ... ) const {
va_list argptr;
char text[ 1024 ];
va_start( argptr, fmt );
vsprintf( text, fmt, argptr );
va_end( argptr );
if ( ( instructionPointer >= 0 ) && ( instructionPointer < gameLocal.program.NumStatements() ) ) {
statement_t &line = gameLocal.program.GetStatement( instructionPointer );
common->Warning( "%s(%d): Thread '%s': %s", gameLocal.program.GetFilename( line.file ), line.linenumber, thread->GetThreadName(), text );
} else {
common->Warning( "Thread '%s' : %s", thread->GetThreadName(), text );
}
}
/*
================
idInterpreter::DisplayInfo
================
*/
void idInterpreter::DisplayInfo() const {
const function_t *f;
int i;
gameLocal.Printf( " Stack depth: %d bytes, %d max\n", localstackUsed, maxLocalstackUsed );
gameLocal.Printf( " Call depth: %d, %d max\n", callStackDepth, maxStackDepth );
gameLocal.Printf( " Call Stack: " );
if ( callStackDepth == 0 ) {
gameLocal.Printf( "<NO STACK>\n" );
} else {
if ( !currentFunction ) {
gameLocal.Printf( "<NO FUNCTION>\n" );
} else {
gameLocal.Printf( "%12s : %s\n", gameLocal.program.GetFilename( currentFunction->filenum ), currentFunction->Name() );
}
for( i = callStackDepth; i > 0; i-- ) {
gameLocal.Printf( " " );
f = callStack[ i ].f;
if ( !f ) {
gameLocal.Printf( "<NO FUNCTION>\n" );
} else {
gameLocal.Printf( "%12s : %s\n", gameLocal.program.GetFilename( f->filenum ), f->Name() );
}
}
}
}
/*
====================
idInterpreter::ThreadCall
Copys the args from the calling thread's stack
====================
*/
void idInterpreter::ThreadCall( idInterpreter *source, const function_t *func, int args ) {
Reset();
if ( args > LOCALSTACK_SIZE ) {
args = LOCALSTACK_SIZE;
}
memcpy( localstack, &source->localstack[ source->localstackUsed - args ], args );
localstackUsed = args;
localstackBase = 0;
maxLocalstackUsed = localstackUsed;
EnterFunction( func, false );
thread->SetThreadName( currentFunction->Name() );
}
/*
================
idInterpreter::EnterObjectFunction
Calls a function on a script object.
NOTE: If this is called from within a event called by this interpreter, the function arguments will be invalid after calling this function.
================
*/
void idInterpreter::EnterObjectFunction( idEntity *self, const function_t *func, bool clearStack ) {
if ( clearStack ) {
Reset();
}
if ( popParms ) {
PopParms( popParms );
popParms = 0;
}
Push( self->entityNumber + 1 );
EnterFunction( func, false );
}
/*
====================
idInterpreter::EnterFunction
Returns the new program statement counter
NOTE: If this is called from within a event called by this interpreter, the function arguments will be invalid after calling this function.
====================
*/
void idInterpreter::EnterFunction( const function_t *func, bool clearStack ) {
int c;
prstack_t *stack;
if ( clearStack ) {
Reset();
}
if ( popParms ) {
PopParms( popParms );
popParms = 0;
}
if ( callStackDepth >= MAX_STACK_DEPTH ) {
Error( "call stack overflow" );
}
stack = &callStack[ callStackDepth ];
stack->s = instructionPointer + 1; // point to the next instruction to execute
stack->f = currentFunction;
stack->stackbase = localstackBase;
callStackDepth++;
if ( callStackDepth > maxStackDepth ) {
maxStackDepth = callStackDepth;
}
if ( func == NULL ) {
Error( "NULL function" );
return;
}
if ( debug ) {
if ( currentFunction ) {
gameLocal.Printf( "%d: call '%s' from '%s'(line %d)%s\n", gameLocal.time, func->Name(), currentFunction->Name(),
gameLocal.program.GetStatement( instructionPointer ).linenumber, clearStack ? " clear stack" : "" );
} else {
gameLocal.Printf( "%d: call '%s'%s\n", gameLocal.time, func->Name(), clearStack ? " clear stack" : "" );
}
}
currentFunction = func;
assert( !func->eventdef );
NextInstruction( func->firstStatement );
// allocate space on the stack for locals
// parms are already on stack
c = func->locals - func->parmTotal;
assert( c >= 0 );
if ( localstackUsed + c > LOCALSTACK_SIZE ) {
Error( "EnterFuncton: locals stack overflow\n" );
}
// initialize local stack variables to zero
memset( &localstack[ localstackUsed ], 0, c );
localstackUsed += c;
localstackBase = localstackUsed - func->locals;
if ( localstackUsed > maxLocalstackUsed ) {
maxLocalstackUsed = localstackUsed ;
}
}
/*
====================
idInterpreter::LeaveFunction
====================
*/
void idInterpreter::LeaveFunction( idVarDef *returnDef ) {
prstack_t *stack;
varEval_t ret;
if ( callStackDepth <= 0 ) {
Error( "prog stack underflow" );
}
// return value
if ( returnDef ) {
switch( returnDef->Type() ) {
case ev_string :
gameLocal.program.ReturnString( GetString( returnDef ) );
break;
case ev_vector :
ret = GetVariable( returnDef );
gameLocal.program.ReturnVector( *ret.vectorPtr );
break;
default :
ret = GetVariable( returnDef );
gameLocal.program.ReturnInteger( *ret.intPtr );
}
}
// remove locals from the stack
PopParms( currentFunction->locals );
assert( localstackUsed == localstackBase );
if ( debug ) {
statement_t &line = gameLocal.program.GetStatement( instructionPointer );
gameLocal.Printf( "%d: %s(%d): exit %s", gameLocal.time, gameLocal.program.GetFilename( line.file ), line.linenumber, currentFunction->Name() );
if ( callStackDepth > 1 ) {
gameLocal.Printf( " return to %s(line %d)\n", callStack[ callStackDepth - 1 ].f->Name(), gameLocal.program.GetStatement( callStack[ callStackDepth - 1 ].s ).linenumber );
} else {
gameLocal.Printf( " done\n" );
}
}
// up stack
callStackDepth--;
stack = &callStack[ callStackDepth ];
currentFunction = stack->f;
localstackBase = stack->stackbase;
NextInstruction( stack->s );
if ( !callStackDepth ) {
// all done
doneProcessing = true;
threadDying = true;
currentFunction = 0;
}
}
/*
================
idInterpreter::CallEvent
================
*/
void idInterpreter::CallEvent( const function_t *func, int argsize ) {
int i;
int j;
varEval_t var;
int pos;
int start;
int data[ D_EVENT_MAXARGS ];
const idEventDef *evdef;
const char *format;
if ( func == NULL ) {
Error( "NULL function" );
return;
}
assert( func->eventdef );
evdef = func->eventdef;
start = localstackUsed - argsize;
var.intPtr = ( int * )&localstack[ start ];
eventEntity = GetEntity( *var.entityNumberPtr );
if ( eventEntity == NULL || !eventEntity->RespondsTo( *evdef ) ) {
if ( eventEntity != NULL && developer.GetBool() ) {
// give a warning in developer mode
Warning( "Function '%s' not supported on entity '%s'", evdef->GetName(), eventEntity->name.c_str() );
}
// always return a safe value when an object doesn't exist
switch( evdef->GetReturnType() ) {
case D_EVENT_INTEGER :
gameLocal.program.ReturnInteger( 0 );
break;
case D_EVENT_FLOAT :
gameLocal.program.ReturnFloat( 0 );
break;
case D_EVENT_VECTOR :
gameLocal.program.ReturnVector( vec3_zero );
break;
case D_EVENT_STRING :
gameLocal.program.ReturnString( "" );
break;
case D_EVENT_ENTITY :
case D_EVENT_ENTITY_NULL :
gameLocal.program.ReturnEntity( ( idEntity * )NULL );
break;
case D_EVENT_TRACE :
default:
// unsupported data type
break;
}
PopParms( argsize );
eventEntity = NULL;
return;
}
format = evdef->GetArgFormat();
for( j = 0, i = 0, pos = type_object.Size(); ( pos < argsize ) || ( format[ i ] != 0 ); i++ ) {
switch( format[ i ] ) {
case D_EVENT_INTEGER :
var.intPtr = ( int * )&localstack[ start + pos ];
data[ i ] = int( *var.floatPtr );
break;
case D_EVENT_FLOAT :
var.intPtr = ( int * )&localstack[ start + pos ];
( *( float * )&data[ i ] ) = *var.floatPtr;
break;
case D_EVENT_VECTOR :
var.intPtr = ( int * )&localstack[ start + pos ];
( *( idVec3 ** )&data[ i ] ) = var.vectorPtr;
break;
case D_EVENT_STRING :
( *( const char ** )&data[ i ] ) = ( char * )&localstack[ start + pos ];
break;
case D_EVENT_ENTITY :
var.intPtr = ( int * )&localstack[ start + pos ];
( *( idEntity ** )&data[ i ] ) = GetEntity( *var.entityNumberPtr );
if ( !( *( idEntity ** )&data[ i ] ) ) {
Warning( "Entity not found for event '%s'. Terminating thread.", evdef->GetName() );
threadDying = true;
PopParms( argsize );
return;
}
break;
case D_EVENT_ENTITY_NULL :
var.intPtr = ( int * )&localstack[ start + pos ];
( *( idEntity ** )&data[ i ] ) = GetEntity( *var.entityNumberPtr );
break;
case D_EVENT_TRACE :
Error( "trace type not supported from script for '%s' event.", evdef->GetName() );
break;
default :
Error( "Invalid arg format string for '%s' event.", evdef->GetName() );
break;
}
pos += func->parmSize[ j++ ];
}
popParms = argsize;
eventEntity->ProcessEventArgPtr( evdef, data );
if ( !multiFrameEvent ) {
if ( popParms ) {
PopParms( popParms );
}
eventEntity = NULL;
} else {
doneProcessing = true;
}
popParms = 0;
}
/*
================
idInterpreter::BeginMultiFrameEvent
================
*/
bool idInterpreter::BeginMultiFrameEvent( idEntity *ent, const idEventDef *event ) {
if ( eventEntity != ent ) {
Error( "idInterpreter::BeginMultiFrameEvent called with wrong entity" );
}
if ( multiFrameEvent ) {
if ( multiFrameEvent != event ) {
Error( "idInterpreter::BeginMultiFrameEvent called with wrong event" );
}
return false;
}
multiFrameEvent = event;
return true;
}
/*
================
idInterpreter::EndMultiFrameEvent
================
*/
void idInterpreter::EndMultiFrameEvent( idEntity *ent, const idEventDef *event ) {
if ( multiFrameEvent != event ) {
Error( "idInterpreter::EndMultiFrameEvent called with wrong event" );
}
multiFrameEvent = NULL;
}
/*
================
idInterpreter::MultiFrameEventInProgress
================
*/
bool idInterpreter::MultiFrameEventInProgress() const {
return multiFrameEvent != NULL;
}
/*
================
idInterpreter::CallSysEvent
================
*/
void idInterpreter::CallSysEvent( const function_t *func, int argsize ) {
int i;
int j;
varEval_t source;
int pos;
int start;
int data[ D_EVENT_MAXARGS ];
const idEventDef *evdef;
const char *format;
if ( func == NULL ) {
Error( "NULL function" );
return;
}
assert( func->eventdef );
evdef = func->eventdef;
start = localstackUsed - argsize;
format = evdef->GetArgFormat();
for( j = 0, i = 0, pos = 0; ( pos < argsize ) || ( format[ i ] != 0 ); i++ ) {
switch( format[ i ] ) {
case D_EVENT_INTEGER :
source.intPtr = ( int * )&localstack[ start + pos ];
*( int * )&data[ i ] = int( *source.floatPtr );
break;
case D_EVENT_FLOAT :
source.intPtr = ( int * )&localstack[ start + pos ];
*( float * )&data[ i ] = *source.floatPtr;
break;
case D_EVENT_VECTOR :
source.intPtr = ( int * )&localstack[ start + pos ];
*( idVec3 ** )&data[ i ] = source.vectorPtr;
break;
case D_EVENT_STRING :
*( const char ** )&data[ i ] = ( char * )&localstack[ start + pos ];
break;
case D_EVENT_ENTITY :
source.intPtr = ( int * )&localstack[ start + pos ];
*( idEntity ** )&data[ i ] = GetEntity( *source.entityNumberPtr );
if ( !*( idEntity ** )&data[ i ] ) {
Warning( "Entity not found for event '%s'. Terminating thread.", evdef->GetName() );
threadDying = true;
PopParms( argsize );
return;
}
break;
case D_EVENT_ENTITY_NULL :
source.intPtr = ( int * )&localstack[ start + pos ];
*( idEntity ** )&data[ i ] = GetEntity( *source.entityNumberPtr );
break;
case D_EVENT_TRACE :
Error( "trace type not supported from script for '%s' event.", evdef->GetName() );
break;
default :
Error( "Invalid arg format string for '%s' event.", evdef->GetName() );
break;
}
pos += func->parmSize[ j++ ];
}
popParms = argsize;
thread->ProcessEventArgPtr( evdef, data );
if ( popParms ) {
PopParms( popParms );
}
popParms = 0;
}
/*
====================
idInterpreter::Execute
====================
*/
bool idInterpreter::Execute() {
varEval_t var_a;
varEval_t var_b;
varEval_t var_c;
varEval_t var;
statement_t *st;
int runaway;
idThread *newThread;
float floatVal;
idScriptObject *obj;
const function_t *func;
if ( threadDying || !currentFunction ) {
return true;
}
if ( multiFrameEvent ) {
// move to previous instruction and call it again
instructionPointer--;
}
runaway = 5000000;
doneProcessing = false;
while( !doneProcessing && !threadDying ) {
instructionPointer++;
if ( !--runaway ) {
Error( "runaway loop error" );
}
// next statement
st = &gameLocal.program.GetStatement( instructionPointer );
switch( st->op ) {
case OP_RETURN:
LeaveFunction( st->a );
break;
case OP_THREAD:
newThread = new idThread( this, st->a->value.functionPtr, st->b->value.argSize );
newThread->Start();
// return the thread number to the script
gameLocal.program.ReturnFloat( newThread->GetThreadNum() );
PopParms( st->b->value.argSize );
break;
case OP_OBJTHREAD:
var_a = GetVariable( st->a );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
func = obj->GetTypeDef()->GetFunction( st->b->value.virtualFunction );
assert( st->c->value.argSize == func->parmTotal );
newThread = new idThread( this, GetEntity( *var_a.entityNumberPtr ), func, func->parmTotal );
newThread->Start();
// return the thread number to the script
gameLocal.program.ReturnFloat( newThread->GetThreadNum() );
} else {
// return a null thread to the script
gameLocal.program.ReturnFloat( 0.0f );
}
PopParms( st->c->value.argSize );
break;
case OP_CALL:
EnterFunction( st->a->value.functionPtr, false );
break;
case OP_EVENTCALL:
CallEvent( st->a->value.functionPtr, st->b->value.argSize );
break;
case OP_OBJECTCALL:
var_a = GetVariable( st->a );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
func = obj->GetTypeDef()->GetFunction( st->b->value.virtualFunction );
EnterFunction( func, false );
} else {
// return a 'safe' value
gameLocal.program.ReturnVector( vec3_zero );
gameLocal.program.ReturnString( "" );
PopParms( st->c->value.argSize );
}
break;
case OP_SYSCALL:
CallSysEvent( st->a->value.functionPtr, st->b->value.argSize );
break;
case OP_IFNOT:
var_a = GetVariable( st->a );
if ( *var_a.intPtr == 0 ) {
NextInstruction( instructionPointer + st->b->value.jumpOffset );
}
break;
case OP_IF:
var_a = GetVariable( st->a );
if ( *var_a.intPtr != 0 ) {
NextInstruction( instructionPointer + st->b->value.jumpOffset );
}
break;
case OP_GOTO:
NextInstruction( instructionPointer + st->a->value.jumpOffset );
break;
case OP_ADD_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = *var_a.floatPtr + *var_b.floatPtr;
break;
case OP_ADD_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.vectorPtr = *var_a.vectorPtr + *var_b.vectorPtr;
break;
case OP_ADD_S:
SetString( st->c, GetString( st->a ) );
AppendString( st->c, GetString( st->b ) );
break;
case OP_ADD_FS:
var_a = GetVariable( st->a );
SetString( st->c, FloatToString( *var_a.floatPtr ) );
AppendString( st->c, GetString( st->b ) );
break;
case OP_ADD_SF:
var_b = GetVariable( st->b );
SetString( st->c, GetString( st->a ) );
AppendString( st->c, FloatToString( *var_b.floatPtr ) );
break;
case OP_ADD_VS:
var_a = GetVariable( st->a );
SetString( st->c, var_a.vectorPtr->ToString() );
AppendString( st->c, GetString( st->b ) );
break;
case OP_ADD_SV:
var_b = GetVariable( st->b );
SetString( st->c, GetString( st->a ) );
AppendString( st->c, var_b.vectorPtr->ToString() );
break;
case OP_SUB_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = *var_a.floatPtr - *var_b.floatPtr;
break;
case OP_SUB_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.vectorPtr = *var_a.vectorPtr - *var_b.vectorPtr;
break;
case OP_MUL_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = *var_a.floatPtr * *var_b.floatPtr;
break;
case OP_MUL_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = *var_a.vectorPtr * *var_b.vectorPtr;
break;
case OP_MUL_FV:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.vectorPtr = *var_a.floatPtr * *var_b.vectorPtr;
break;
case OP_MUL_VF:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.vectorPtr = *var_a.vectorPtr * *var_b.floatPtr;
break;
case OP_DIV_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
if ( *var_b.floatPtr == 0.0f ) {
Warning( "Divide by zero" );
*var_c.floatPtr = idMath::INFINITY;
} else {
*var_c.floatPtr = *var_a.floatPtr / *var_b.floatPtr;
}
break;
case OP_MOD_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable ( st->c );
if ( *var_b.floatPtr == 0.0f ) {
Warning( "Divide by zero" );
*var_c.floatPtr = *var_a.floatPtr;
} else {
*var_c.floatPtr = static_cast<int>( *var_a.floatPtr ) % static_cast<int>( *var_b.floatPtr );
}
break;
case OP_BITAND:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = static_cast<int>( *var_a.floatPtr ) & static_cast<int>( *var_b.floatPtr );
break;
case OP_BITOR:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = static_cast<int>( *var_a.floatPtr ) | static_cast<int>( *var_b.floatPtr );
break;
case OP_GE:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr >= *var_b.floatPtr );
break;
case OP_LE:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr <= *var_b.floatPtr );
break;
case OP_GT:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr > *var_b.floatPtr );
break;
case OP_LT:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr < *var_b.floatPtr );
break;
case OP_AND:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr != 0.0f ) && ( *var_b.floatPtr != 0.0f );
break;
case OP_AND_BOOLF:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.intPtr != 0 ) && ( *var_b.floatPtr != 0.0f );
break;
case OP_AND_FBOOL:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr != 0.0f ) && ( *var_b.intPtr != 0 );
break;
case OP_AND_BOOLBOOL:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.intPtr != 0 ) && ( *var_b.intPtr != 0 );
break;
case OP_OR:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr != 0.0f ) || ( *var_b.floatPtr != 0.0f );
break;
case OP_OR_BOOLF:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.intPtr != 0 ) || ( *var_b.floatPtr != 0.0f );
break;
case OP_OR_FBOOL:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr != 0.0f ) || ( *var_b.intPtr != 0 );
break;
case OP_OR_BOOLBOOL:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.intPtr != 0 ) || ( *var_b.intPtr != 0 );
break;
case OP_NOT_BOOL:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.intPtr == 0 );
break;
case OP_NOT_F:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr == 0.0f );
break;
case OP_NOT_V:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.vectorPtr == vec3_zero );
break;
case OP_NOT_S:
var_c = GetVariable( st->c );
*var_c.floatPtr = ( strlen( GetString( st->a ) ) == 0 );
break;
case OP_NOT_ENT:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( GetEntity( *var_a.entityNumberPtr ) == NULL );
break;
case OP_NEG_F:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.floatPtr = -*var_a.floatPtr;
break;
case OP_NEG_V:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.vectorPtr = -*var_a.vectorPtr;
break;
case OP_INT_F:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.floatPtr = static_cast<int>( *var_a.floatPtr );
break;
case OP_EQ_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr == *var_b.floatPtr );
break;
case OP_EQ_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.vectorPtr == *var_b.vectorPtr );
break;
case OP_EQ_S:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( idStr::Cmp( GetString( st->a ), GetString( st->b ) ) == 0 );
break;
case OP_EQ_E:
case OP_EQ_EO:
case OP_EQ_OE:
case OP_EQ_OO:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.entityNumberPtr == *var_b.entityNumberPtr );
break;
case OP_NE_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.floatPtr != *var_b.floatPtr );
break;
case OP_NE_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.vectorPtr != *var_b.vectorPtr );
break;
case OP_NE_S:
var_c = GetVariable( st->c );
*var_c.floatPtr = ( idStr::Cmp( GetString( st->a ), GetString( st->b ) ) != 0 );
break;
case OP_NE_E:
case OP_NE_EO:
case OP_NE_OE:
case OP_NE_OO:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
var_c = GetVariable( st->c );
*var_c.floatPtr = ( *var_a.entityNumberPtr != *var_b.entityNumberPtr );
break;
case OP_UADD_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.floatPtr += *var_a.floatPtr;
break;
case OP_UADD_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.vectorPtr += *var_a.vectorPtr;
break;
case OP_USUB_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.floatPtr -= *var_a.floatPtr;
break;
case OP_USUB_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.vectorPtr -= *var_a.vectorPtr;
break;
case OP_UMUL_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.floatPtr *= *var_a.floatPtr;
break;
case OP_UMUL_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.vectorPtr *= *var_a.floatPtr;
break;
case OP_UDIV_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
if ( *var_a.floatPtr == 0.0f ) {
Warning( "Divide by zero" );
*var_b.floatPtr = idMath::INFINITY;
} else {
*var_b.floatPtr = *var_b.floatPtr / *var_a.floatPtr;
}
break;
case OP_UDIV_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
if ( *var_a.floatPtr == 0.0f ) {
Warning( "Divide by zero" );
var_b.vectorPtr->Set( idMath::INFINITY, idMath::INFINITY, idMath::INFINITY );
} else {
*var_b.vectorPtr = *var_b.vectorPtr / *var_a.floatPtr;
}
break;
case OP_UMOD_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
if ( *var_a.floatPtr == 0.0f ) {
Warning( "Divide by zero" );
*var_b.floatPtr = *var_a.floatPtr;
} else {
*var_b.floatPtr = static_cast<int>( *var_b.floatPtr ) % static_cast<int>( *var_a.floatPtr );
}
break;
case OP_UOR_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.floatPtr = static_cast<int>( *var_b.floatPtr ) | static_cast<int>( *var_a.floatPtr );
break;
case OP_UAND_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.floatPtr = static_cast<int>( *var_b.floatPtr ) & static_cast<int>( *var_a.floatPtr );
break;
case OP_UINC_F:
var_a = GetVariable( st->a );
( *var_a.floatPtr )++;
break;
case OP_UINCP_F:
var_a = GetVariable( st->a );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
( *var.floatPtr )++;
}
break;
case OP_UDEC_F:
var_a = GetVariable( st->a );
( *var_a.floatPtr )--;
break;
case OP_UDECP_F:
var_a = GetVariable( st->a );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
( *var.floatPtr )--;
}
break;
case OP_COMP_F:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
*var_c.floatPtr = ~static_cast<int>( *var_a.floatPtr );
break;
case OP_STORE_F:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.floatPtr = *var_a.floatPtr;
break;
case OP_STORE_ENT:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.entityNumberPtr = *var_a.entityNumberPtr;
break;
case OP_STORE_BOOL:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.intPtr = *var_a.intPtr;
break;
case OP_STORE_OBJENT:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( !obj ) {
*var_b.entityNumberPtr = 0;
} else if ( !obj->GetTypeDef()->Inherits( st->b->TypeDef() ) ) {
//Warning( "object '%s' cannot be converted to '%s'", obj->GetTypeName(), st->b->TypeDef()->Name() );
*var_b.entityNumberPtr = 0;
} else {
*var_b.entityNumberPtr = *var_a.entityNumberPtr;
}
break;
case OP_STORE_OBJ:
case OP_STORE_ENTOBJ:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.entityNumberPtr = *var_a.entityNumberPtr;
break;
case OP_STORE_S:
SetString( st->b, GetString( st->a ) );
break;
case OP_STORE_V:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.vectorPtr = *var_a.vectorPtr;
break;
case OP_STORE_FTOS:
var_a = GetVariable( st->a );
SetString( st->b, FloatToString( *var_a.floatPtr ) );
break;
case OP_STORE_BTOS:
var_a = GetVariable( st->a );
SetString( st->b, *var_a.intPtr ? "true" : "false" );
break;
case OP_STORE_VTOS:
var_a = GetVariable( st->a );
SetString( st->b, var_a.vectorPtr->ToString() );
break;
case OP_STORE_FTOBOOL:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
if ( *var_a.floatPtr != 0.0f ) {
*var_b.intPtr = 1;
} else {
*var_b.intPtr = 0;
}
break;
case OP_STORE_BOOLTOF:
var_a = GetVariable( st->a );
var_b = GetVariable( st->b );
*var_b.floatPtr = static_cast<float>( *var_a.intPtr );
break;
case OP_STOREP_F:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->floatPtr ) {
var_a = GetVariable( st->a );
*var_b.evalPtr->floatPtr = *var_a.floatPtr;
}
break;
case OP_STOREP_ENT:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->entityNumberPtr ) {
var_a = GetVariable( st->a );
*var_b.evalPtr->entityNumberPtr = *var_a.entityNumberPtr;
}
break;
case OP_STOREP_FLD:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->intPtr ) {
var_a = GetVariable( st->a );
*var_b.evalPtr->intPtr = *var_a.intPtr;
}
break;
case OP_STOREP_BOOL:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->intPtr ) {
var_a = GetVariable( st->a );
*var_b.evalPtr->intPtr = *var_a.intPtr;
}
break;
case OP_STOREP_S:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->stringPtr ) {
idStr::Copynz( var_b.evalPtr->stringPtr, GetString( st->a ), MAX_STRING_LEN );
}
break;
case OP_STOREP_V:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->vectorPtr ) {
var_a = GetVariable( st->a );
*var_b.evalPtr->vectorPtr = *var_a.vectorPtr;
}
break;
case OP_STOREP_FTOS:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->stringPtr ) {
var_a = GetVariable( st->a );
idStr::Copynz( var_b.evalPtr->stringPtr, FloatToString( *var_a.floatPtr ), MAX_STRING_LEN );
}
break;
case OP_STOREP_BTOS:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->stringPtr ) {
var_a = GetVariable( st->a );
if ( *var_a.floatPtr != 0.0f ) {
idStr::Copynz( var_b.evalPtr->stringPtr, "true", MAX_STRING_LEN );
} else {
idStr::Copynz( var_b.evalPtr->stringPtr, "false", MAX_STRING_LEN );
}
}
break;
case OP_STOREP_VTOS:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->stringPtr ) {
var_a = GetVariable( st->a );
idStr::Copynz( var_b.evalPtr->stringPtr, var_a.vectorPtr->ToString(), MAX_STRING_LEN );
}
break;
case OP_STOREP_FTOBOOL:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->intPtr ) {
var_a = GetVariable( st->a );
if ( *var_a.floatPtr != 0.0f ) {
*var_b.evalPtr->intPtr = 1;
} else {
*var_b.evalPtr->intPtr = 0;
}
}
break;
case OP_STOREP_BOOLTOF:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->floatPtr ) {
var_a = GetVariable( st->a );
*var_b.evalPtr->floatPtr = static_cast<float>( *var_a.intPtr );
}
break;
case OP_STOREP_OBJ:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->entityNumberPtr ) {
var_a = GetVariable( st->a );
*var_b.evalPtr->entityNumberPtr = *var_a.entityNumberPtr;
}
break;
case OP_STOREP_OBJENT:
var_b = GetVariable( st->b );
if ( var_b.evalPtr && var_b.evalPtr->entityNumberPtr ) {
var_a = GetVariable( st->a );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( !obj ) {
*var_b.evalPtr->entityNumberPtr = 0;
// st->b points to type_pointer, which is just a temporary that gets its type reassigned, so we store the real type in st->c
// so that we can do a type check during run time since we don't know what type the script object is at compile time because it
// comes from an entity
} else if ( !obj->GetTypeDef()->Inherits( st->c->TypeDef() ) ) {
//Warning( "object '%s' cannot be converted to '%s'", obj->GetTypeName(), st->c->TypeDef()->Name() );
*var_b.evalPtr->entityNumberPtr = 0;
} else {
*var_b.evalPtr->entityNumberPtr = *var_a.entityNumberPtr;
}
}
break;
case OP_ADDRESS:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var_c.evalPtr->bytePtr = &obj->data[ st->b->value.ptrOffset ];
} else {
var_c.evalPtr->bytePtr = NULL;
}
break;
case OP_INDIRECT_F:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
*var_c.floatPtr = *var.floatPtr;
} else {
*var_c.floatPtr = 0.0f;
}
break;
case OP_INDIRECT_ENT:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
*var_c.entityNumberPtr = *var.entityNumberPtr;
} else {
*var_c.entityNumberPtr = 0;
}
break;
case OP_INDIRECT_BOOL:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
*var_c.intPtr = *var.intPtr;
} else {
*var_c.intPtr = 0;
}
break;
case OP_INDIRECT_S:
var_a = GetVariable( st->a );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
SetString( st->c, var.stringPtr );
} else {
SetString( st->c, "" );
}
break;
case OP_INDIRECT_V:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( obj ) {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
*var_c.vectorPtr = *var.vectorPtr;
} else {
var_c.vectorPtr->Zero();
}
break;
case OP_INDIRECT_OBJ:
var_a = GetVariable( st->a );
var_c = GetVariable( st->c );
obj = GetScriptObject( *var_a.entityNumberPtr );
if ( !obj ) {
*var_c.entityNumberPtr = 0;
} else {
var.bytePtr = &obj->data[ st->b->value.ptrOffset ];
*var_c.entityNumberPtr = *var.entityNumberPtr;
}
break;
case OP_PUSH_F:
var_a = GetVariable( st->a );
Push( *var_a.intPtr );
break;
case OP_PUSH_FTOS:
var_a = GetVariable( st->a );
PushString( FloatToString( *var_a.floatPtr ) );
break;
case OP_PUSH_BTOF:
var_a = GetVariable( st->a );
floatVal = *var_a.intPtr;
Push( *reinterpret_cast<int *>( &floatVal ) );
break;
case OP_PUSH_FTOB:
var_a = GetVariable( st->a );
if ( *var_a.floatPtr != 0.0f ) {
Push( 1 );
} else {
Push( 0 );
}
break;
case OP_PUSH_VTOS:
var_a = GetVariable( st->a );
PushString( var_a.vectorPtr->ToString() );
break;
case OP_PUSH_BTOS:
var_a = GetVariable( st->a );
PushString( *var_a.intPtr ? "true" : "false" );
break;
case OP_PUSH_ENT:
var_a = GetVariable( st->a );
Push( *var_a.entityNumberPtr );
break;
case OP_PUSH_S:
PushString( GetString( st->a ) );
break;
case OP_PUSH_V:
var_a = GetVariable( st->a );
Push( *reinterpret_cast<int *>( &var_a.vectorPtr->x ) );
Push( *reinterpret_cast<int *>( &var_a.vectorPtr->y ) );
Push( *reinterpret_cast<int *>( &var_a.vectorPtr->z ) );
break;
case OP_PUSH_OBJ:
var_a = GetVariable( st->a );
Push( *var_a.entityNumberPtr );
break;
case OP_PUSH_OBJENT:
var_a = GetVariable( st->a );
Push( *var_a.entityNumberPtr );
break;
case OP_BREAK:
case OP_CONTINUE:
default:
Error( "Bad opcode %i", st->op );
break;
}
}
return threadDying;
}
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