void GBStackBrain::ExecuteInstruction(GBStackInstruction ins, GBRobot * robot, GBWorld * world) {
GBStackInstruction index = ins & kOpcodeIndexMask;
switch ( ins >> kOpcodeTypeShift ) {
case otPrimitive:
ExecutePrimitive(index, robot, world);
break;
case otConstantRead:
Push(spec->ReadConstant(index));
break;
case otVariableRead:
Push(ReadVariable(index));
break;
case otVariableWrite:
WriteVariable(index, Pop());
break;
case otVectorRead:
PushVector(ReadVectorVariable(index));
break;
case otVectorWrite:
WriteVectorVariable(index, PopVector());
break;
case otLabelRead:
Push(spec->ReadLabel(index));
break;
case otLabelCall:
ExecuteCall(spec->ReadLabel(index));
break;
case otHardwareRead:
Push(ReadHardware(index, robot, world));
break;
case otHardwareWrite:
WriteHardware(index, Pop(), robot, world);
break;
case otHardwareVectorRead:
PushVector(ReadHardwareVector(index, robot, world));
break;
case otHardwareVectorWrite:
WriteHardwareVector(index, PopVector(), robot, world);
break;
default:
throw GBUnknownInstructionError();
break;
}
}
void GBStackBrain::TwoVectorToVectorOp(GBFinePoint (GBFinePoint::* op)(const GBFinePoint &) const) {
GBVector v2 = PopVector();
GBVector v1 = PopVector();
PushVector((v1.*op)(v2));
}
void GBStackBrain::VectorToVectorOp(GBFinePoint (GBFinePoint::* op)() const) {
GBVector v = PopVector();
PushVector((v.*op)());
}
/*
====================
idInterpreter::Execute
====================
*/
bool idInterpreter::Execute( void ) {
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 );
PushVector(*var_a.vectorPtr);
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;
}
void GBStackBrain::ExecutePrimitive(GBSymbolIndex index, GBRobot * robot, GBWorld * world) {
GBStackDatum temp, temp2, temp3;
long tempInt;
switch ( index ) {
case opNop: break;
// stack manipulation
case opDrop: Pop(); break;
case op2Drop: Pop(); Pop(); break;
case opNip: temp = Pop(); Pop(); Push(temp); break;
case opRDrop: PopReturn(); break;
case opDropN: {
int n = PopInteger();
if ( n > stackHeight ) throw GBBadArgumentError();
stackHeight -= n;
} break;
case opSwap: temp = Pop(); temp2 = Pop(); Push(temp); Push(temp2); break;
case op2Swap: { GBVector v1 = PopVector(); GBVector v2 = PopVector();
PushVector(v1); PushVector(v2); } break;
case opRotate: temp = Pop(); temp2 = Pop(); temp3 = Pop(); Push(temp2); Push(temp); Push(temp3); break;
case opReverseRotate: temp = Pop(); temp2 = Pop(); temp3 = Pop(); Push(temp); Push(temp3); Push(temp2); break;
case opDup: temp = Peek(); Push(temp); break;
case op2Dup: temp = Peek(2); temp2 = Peek(); Push(temp); Push(temp2); break;
case opTuck: temp = Pop(); temp2 = Pop(); Push(temp); Push(temp2); Push(temp); break;
case opOver: temp = Peek(2); Push(temp); break;
case op2Over: temp = Peek(4); temp2 = Peek(3); Push(temp); Push(temp2); break;
case opStackHeight: Push(stackHeight); break;
case opStackLimit: Push(kStackLimit); break;
case opPick: Push(Peek(PopInteger())); break;
case opToReturn: PushReturn(ToAddress(Pop())); break;
case opFromReturn: Push(PopReturn()); break;
// branches
case opJump: pc = ToAddress(Pop()); break;
case opCall: ExecuteCall(ToAddress(Pop())); break;
case opReturn: pc = PopReturn(); break;
case opIfGo: temp = Pop(); if ( Pop().Nonzero() ) pc = ToAddress(temp); break;
case opIfElseGo: temp = Pop(); temp2 = Pop();
if ( Pop().Nonzero() ) pc = ToAddress(temp2); else pc = ToAddress(temp); break;
case opIfCall: temp = Pop(); if ( Pop().Nonzero() ) ExecuteCall(ToAddress(temp)); break;
case opIfElseCall: temp = Pop(); temp2 = Pop();
if ( Pop().Nonzero() ) ExecuteCall(ToAddress(temp2)); else ExecuteCall(ToAddress(temp)); break;
case opIfReturn: if ( Pop().Nonzero() ) pc = PopReturn(); break;
case opNotIfGo: temp = Pop(); if ( ! Pop().Nonzero() ) pc = ToAddress(temp); break;
case opNotIfReturn: if ( ! Pop().Nonzero() ) pc = PopReturn(); break;
case opNotIfCall: temp = Pop(); if ( ! Pop().Nonzero() ) ExecuteCall(ToAddress(temp)); break;
// arithmetic
case opAdd: TwoNumberToNumberOp(&GBNumber::operator +); break;
case opSubtract: TwoNumberToNumberOp(&GBNumber::operator -); break;
case opNegate: NumberToNumberOp(&GBNumber::operator -); break;
// mult and divide are written out because of MrCpp internal error
case opMultiply: temp = Pop(); Push(Pop() * temp); break;
case opDivide: temp = Pop(); Push(Pop() / temp); break;
case opReciprocal: Push(GBNumber(1) / Pop()); break;
case opMod: TwoNumberToNumberOp(&GBNumber::Mod); break;
case opRem: TwoNumberToNumberOp(&GBNumber::Rem); break;
case opSqrt: NumberToNumberOp(&GBNumber::Sqrt); break;
case opExponent: TwoNumberToNumberOp(&GBNumber::Exponent); break;
case opIsInteger: PushBoolean(Pop().IsInteger()); break;
case opFloor: Push(Pop().Floor()); break;
case opCeiling: Push(Pop().Ceiling()); break;
case opRound: Push(Pop().Round()); break;
case opMin: TwoNumberToNumberOp(&GBNumber::Min); break;
case opMax: TwoNumberToNumberOp(&GBNumber::Max); break;
case opAbs: NumberToNumberOp(&GBNumber::Abs); break;
case opSignum: NumberToNumberOp(&GBNumber::Signum); break;
case opReorient: NumberToNumberOp(&GBNumber::Reorient); break;
case opSine: NumberToNumberOp(&GBNumber::Sin); break;
case opCosine: NumberToNumberOp(&GBNumber::Cos); break;
case opTangent: NumberToNumberOp(&GBNumber::Tan); break;
case opArcSine: NumberToNumberOp(&GBNumber::ArcSin); break;
case opArcCosine: NumberToNumberOp(&GBNumber::ArcCos); break;
case opArcTangent: NumberToNumberOp(&GBNumber::ArcTan); break;
case opRandom: temp = Pop(); Push(world->Randoms().InRange(Pop(), temp)); break;
case opRandomAngle: Push(world->Randoms().Angle()); break;
case opRandomInt: temp = Pop(); Push(world->Randoms().LongInRange(Pop().Ceiling(), temp.Floor())); break;
case opRandomBoolean: PushBoolean(world->Randoms().Boolean(Pop())); break;
// constants
case opPi: Push(GBNumber::pi); break;
case op2Pi: Push(GBNumber::pi * 2); break;
case opPiOver2: Push(GBNumber::pi / 2); break;
case opE: Push(GBNumber::e); break;
case opEpsilon: Push(GBNumber::epsilon); break;
case opInfinity: Push(GBNumber::infinity); break;
// vector operations
case opRectToPolar: { GBVector v = PopVector(); Push(v.Norm()); Push(v.Angle()); } break;
case opPolarToRect: temp = Pop(); temp2 = Pop(); PushVector(GBFinePoint::MakePolar(temp2, temp)); break;
case opVectorAdd: TwoVectorToVectorOp(&GBFinePoint::operator +); break;
case opVectorSubtract: TwoVectorToVectorOp(&GBFinePoint::operator -); break;
case opVectorNegate: VectorToVectorOp(&GBFinePoint::operator -); break;
case opVectorScalarMultiply: temp = Pop(); PushVector(PopVector() * temp); break;
case opVectorScalarDivide: temp = Pop(); PushVector(PopVector() / temp); break;
case opVectorNorm: VectorToScalarOp(&GBFinePoint::Norm); break;
case opVectorAngle: VectorToScalarOp(&GBFinePoint::Angle); break;
case opDotProduct: TwoVectorToScalarOp(&GBFinePoint::DotProduct); break;
case opProject: TwoVectorToVectorOp(&GBFinePoint::Projection); break;
case opCross: TwoVectorToScalarOp(&GBFinePoint::Cross); break;
case opUnitize: VectorToVectorOp(&GBFinePoint::Unit); break;
case opDistance: Push((PopVector() - PopVector()).Norm()); break;
case opInRange: temp = Pop(); PushBoolean(PopVector().InRange(PopVector(), temp)); break;
case opRestrictPosition: {
temp = Pop(); //wall distance
GBVector pos = PopVector();
Push(pos.x.Max(temp).Min(world->Size().x - temp));
Push(pos.y.Max(temp).Min(world->Size().y - temp));
} break;
case opVectorEqual: PushBoolean(PopVector() == PopVector()); break;
case opVectorNotEqual: PushBoolean(PopVector() != PopVector()); break;
// comparisons
case opEqual: PushBoolean(Pop() == Pop()); break;
case opNotEqual: PushBoolean(Pop() != Pop()); break;
case opLessThan: temp = Pop(); PushBoolean(Pop() < temp); break;
case opLessThanOrEqual: temp = Pop(); PushBoolean(Pop() <= temp); break;
case opGreaterThan: temp = Pop(); PushBoolean(Pop() > temp); break;
case opGreaterThanOrEqual: temp = Pop(); PushBoolean(Pop() >= temp); break;
// booleans
case opNot: PushBoolean(! Pop().Nonzero()); break;
case opAnd: temp = Pop(); temp2 = Pop(); PushBoolean(temp.Nonzero() && temp2.Nonzero()); break;
case opOr: temp = Pop(); temp2 = Pop(); PushBoolean(temp.Nonzero() || temp2.Nonzero()); break;
case opXor: temp = Pop(); temp2 = Pop();
PushBoolean(temp.Nonzero() && ! temp2.Nonzero() || ! temp.Nonzero() && temp2.Nonzero()); break;
case opNand: temp = Pop(); temp2 = Pop(); PushBoolean(! (temp.Nonzero() && temp2.Nonzero())); break;
case opNor: temp = Pop(); temp2 = Pop(); PushBoolean(! (temp.Nonzero() || temp2.Nonzero())); break;
case opValueConditional: temp = Pop(); temp2 = Pop();
if ( Pop().Nonzero() ) Push(temp2); else Push(temp);
break;
// misc external
case opPrint:
DoPrint(ToString(Pop()));
if ( world->reportPrints )
NonfatalError(robot->Description() + " prints: " + *lastPrint);
break;
case opPrintVector:
DoPrint(ToString(PopVector()));
if ( world->reportPrints )
NonfatalError(robot->Description() + " prints: " + *lastPrint);
break;
case opBeep: StartSound(siBeep); break;
case opStop: SetStatus(bsStopped); break;
case opPause: if ( world->reportErrors ) world->running = false; break;
case opSync: remaining = 0; break;
// basic hardware
case opSeekLocation: robot->EngineSeek(PopVector(), GBVector(0, 0)); break;
case opSeekMovingLocation: {
GBVector vel = PopVector();
robot->EngineSeek(PopVector(), vel);
} break;
case opDie: robot->Die(robot->Owner()); SetStatus(bsStopped); break;
case opWriteLocalMemory:
tempInt = PopInteger();
WriteLocalMemory(tempInt, Pop(), robot);
break;
case opReadLocalMemory:
tempInt = PopInteger();
Push(ReadLocalMemory(tempInt, robot));
break;
case opWriteLocalVector:
tempInt = PopInteger();
WriteLocalMemory(tempInt + 1, Pop(), robot);
WriteLocalMemory(tempInt, Pop(), robot);
break;
case opReadLocalVector:
tempInt = PopInteger();
Push(ReadLocalMemory(tempInt, robot));
Push(ReadLocalMemory(tempInt + 1, robot));
break;
case opWriteSharedMemory:
tempInt = PopInteger();
robot->hardware.radio.Write(Pop(), tempInt, robot->Owner());
break;
case opReadSharedMemory:
Push(robot->hardware.radio.Read(PopInteger(), robot->Owner()));
break;
case opWriteSharedVector:
tempInt = PopInteger();
robot->hardware.radio.Write(Pop(), tempInt + 1, robot->Owner());
robot->hardware.radio.Write(Pop(), tempInt, robot->Owner());
break;
case opReadSharedVector:
tempInt = PopInteger();
Push(robot->hardware.radio.Read(tempInt, robot->Owner()));
Push(robot->hardware.radio.Read(tempInt + 1, robot->Owner()));
break;
case opMessagesWaiting:
Push(robot->hardware.radio.MessagesWaiting(PopInteger(), robot->Owner()));
break;
case opSendMessage: {
GBMessage sendee;
tempInt = PopInteger(); //channel
int numArgs = ToInteger(Pop()); //number of numbers
for ( int i = 0; i < numArgs; i++ ) {
sendee.AddDatum(Pop()); //higher indices in message correspond with earlier numbers in stack. :(
}
if ( numArgs <= 0 )
throw GBGenericError("Cannot send message of non-positive length");
robot->hardware.radio.Send(sendee, tempInt, robot->Owner());
} break;
case opReceiveMessage: {
tempInt = PopInteger();
const GBMessage * received = robot->hardware.radio.Receive(tempInt, robot->Owner());
if ( received == 0 ) {
Push(0);
} else {
if ( received->Length() <= 0 ) {
throw GBGenericError("non-positive length message received");
}
for ( int i = received->Length() - 1; i >= 0; i-- )
Push(received->Datum(i));
Push(received->Length());
}
} break;
case opClearMessages:
robot->hardware.radio.ClearChannel(PopInteger(), robot->Owner());
break;
case opSkipMessages:
tempInt = PopInteger();
robot->hardware.radio.SkipMessages(tempInt, PopInteger(), robot->Owner());
break;
case opTypePopulation: {
GBRobotType * theType = robot->Owner()->GetType(PopInteger());
if (theType)
Push(theType->Population());
else
Push(-1);
} break;
case opAutoConstruct: {
GBConstructorState & ctor = robot->hardware.constructor;
if ( robot->Energy() > robot->hardware.MaxEnergy() * .9 ) {
if ( ! ctor.Type() ) ctor.Start(robot->Type());
ctor.SetRate(ctor.MaxRate());
} else
ctor.SetRate(ctor.Type() && robot->Energy() > ctor.Remaining() + 10 ? ctor.MaxRate() : GBNumber(0));
} break;
case opBalanceTypes: { // frac type --
GBRobotType * theType = robot->Owner()->GetType(PopInteger());
GBNumber fraction = Pop();
if (theType && GBNumber(theType->Population()) < fraction * robot->Owner()->Scores().Population())
robot->hardware.constructor.Start(theType); //FIXME don't abort?
} break;
// sensors
case opFireRobotSensor: robot->hardware.sensor1.Fire(); break;
case opFireFoodSensor: robot->hardware.sensor2.Fire(); break;
case opFireShotSensor: robot->hardware.sensor3.Fire(); break;
case opRobotSensorNext: Push(robot->hardware.sensor1.NextResult() ? 1 : 0); break;
case opFoodSensorNext: Push(robot->hardware.sensor2.NextResult() ? 1 : 0); break;
case opShotSensorNext: Push(robot->hardware.sensor3.NextResult() ? 1 : 0); break;
case opPeriodicRobotSensor:
FirePeriodic(robot->hardware.sensor1, world);
break;
case opPeriodicFoodSensor:
FirePeriodic(robot->hardware.sensor2, world);
break;
case opPeriodicShotSensor:
FirePeriodic(robot->hardware.sensor3, world);
break;
// weapons
case opFireBlaster: robot->hardware.blaster.Fire(Pop()); break;
case opFireGrenade: temp = Pop(); robot->hardware.grenades.Fire(Pop(), temp); break;
case opLeadBlaster: { //pos vel --
GBVelocity vel = PopVector() - robot->Velocity();
GBPosition pos = PopVector() - robot->Position();
GBPosition target = LeadShot(pos, vel, robot->hardware.blaster.Speed(), robot->Radius());
if ( target.Nonzero() && target.Norm() <= robot->hardware.blaster.MaxRange() + robot->Radius() )
robot->hardware.blaster.Fire(target.Angle());
} break;
case opLeadGrenade: { //pos vel --
GBVelocity vel = PopVector() - robot->Velocity();
GBPosition pos = PopVector() - robot->Position();
GBPosition target = LeadShot(pos, vel, robot->hardware.grenades.Speed(), robot->Radius());
if ( target.Nonzero() && target.Norm() <= robot->hardware.grenades.MaxRange() + robot->Radius() )
robot->hardware.grenades.Fire(target.Norm(), target.Angle()); //worry about short range?
} break;
case opSetForceField: { //pos angle --
temp = Pop();
GBPosition pos = PopVector() - robot->Position();
robot->hardware.forceField.SetDistance(pos.Norm());
robot->hardware.forceField.SetDirection(pos.Angle());
robot->hardware.forceField.SetAngle(temp);
robot->hardware.forceField.SetPower(robot->hardware.forceField.MaxPower());
} break;
// otherwise...
default:
throw GBUnknownInstructionError();
break;
}
}
int GetPosition(lua_State* L) {
assert(luaGameInfo);
Vectormath::Aos::Vector3 v = luaGameInfo->player.GetPosition();
PushVector(L, &v);
return 1;
}
int Right(lua_State* L) {
assert(luaGameInfo);
Vectormath::Aos::Vector3 v = luaGameInfo->player.Right();
PushVector(L, &v);
return 1;
}