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raze/source/core/zcc_compile_raze.cpp
Christoph Oelckers 3aafcb94f1 exported XSECTOR and XWALL. 
this required an extension to the ZScript front end to allow defining the bitfield flag variables which cannot have their address taken.
2023-10-01 20:39:40 +02:00

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/*
** zcc_compile_raze.cpp
**
** contains the Raze specific parts of the script parser, i.e.
** actor property definitions and associated content.
**
**---------------------------------------------------------------------------
** Copyright 2016-2022 Christoph Oelckers
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#include "coreactor.h"
#include "c_console.h"
#include "filesystem.h"
#include "zcc_parser.h"
#include "zcc-parse.h"
#include "zcc_compile_raze.h"
#include "v_text.h"
#include "v_video.h"
#include "actorinfo.h"
#include "thingdef.h"
bool isActor(PContainerType *type);
void AddActorInfo(PClass *cls);
int GetIntConst(FxExpression* ex, FCompileContext& ctx);
double GetFloatConst(FxExpression* ex, FCompileContext& ctx);
//==========================================================================
//
// ZCCCompiler :: Compile
//
// Compile everything defined at this level.
//
//==========================================================================
int ZCCRazeCompiler::Compile()
{
CreateClassTypes();
CreateStructTypes();
CompileAllConstants();
CompileAllFields();
CompileAllProperties();
InitDefaults();
InitFunctions();
return FScriptPosition::ErrorCounter;
}
//==========================================================================
//
// ZCCCompiler :: CompileAllProperties
//
// builds the property lists of all actor classes
//
//==========================================================================
void ZCCRazeCompiler::CompileAllProperties()
{
for (auto c : Classes)
{
if (c->Properties.Size() > 0)
CompileProperties(c->ClassType(), c->Properties, c->Type()->TypeName);
if (c->FlagDefs.Size() > 0)
CompileFlagDefs(c->ClassType(), c->FlagDefs, c->Type()->TypeName);
}
for (auto s : Structs)
{
if (s->FlagDefs.Size() > 0)
CompileFlagDefs(s->Type(), s->FlagDefs, s->Type()->TypeName);
}
}
//==========================================================================
//
// ZCCCompiler :: CompileProperties
//
// builds the internal structure of a single class or struct
//
//==========================================================================
bool ZCCRazeCompiler::CompileProperties(PClass *type, TArray<ZCC_Property *> &Properties, FName prefix)
{
if (!type->IsDescendantOf(RUNTIME_CLASS(DCoreActor)))
{
Error(Properties[0], "Properties can only be defined for actors");
return false;
}
for(auto p : Properties)
{
TArray<PField *> fields;
ZCC_Identifier *id = (ZCC_Identifier *)p->Body;
if (FName(p->NodeName) == FName("prefix") && fileSystem.GetFileContainer(Lump) == 0)
{
// only for internal definitions: Allow setting a prefix. This is only for compatiblity with the old DECORATE property parser, but not for general use.
prefix = id->Id;
}
else
{
do
{
auto f = dyn_cast<PField>(type->FindSymbol(id->Id, true));
if (f == nullptr)
{
Error(id, "Variable %s not found in %s", FName(id->Id).GetChars(), type->TypeName.GetChars());
}
fields.Push(f);
id = (ZCC_Identifier*)id->SiblingNext;
} while (id != p->Body);
FString qualifiedname;
// Store the full qualified name and prepend some 'garbage' to the name so that no conflicts with other symbol types can happen.
// All these will be removed from the symbol table after the compiler finishes to free up the allocated space.
FName name = FName(p->NodeName);
if (prefix == NAME_None) qualifiedname.Format("@property@%s", name.GetChars());
else qualifiedname.Format("@property@%s.%s", prefix.GetChars(), name.GetChars());
fields.ShrinkToFit();
if (!type->VMType->Symbols.AddSymbol(Create<PProperty>(qualifiedname, fields)))
{
Error(id, "Unable to add property %s to class %s", FName(p->NodeName).GetChars(), type->TypeName.GetChars());
}
}
}
return true;
}
//==========================================================================
//
// ZCCCompiler :: CompileProperties
//
// builds the internal structure of a single class or struct
//
//==========================================================================
bool ZCCRazeCompiler::CompileFlagDefs(PClass *type, TArray<ZCC_FlagDef *> &Properties, FName prefix)
{
for (auto p : Properties)
{
bool internal = (p->BitValue & 0x10000); // defines just a variable for the flag but no property.
if (!internal)
{
if (!type->IsDescendantOf(RUNTIME_CLASS(DCoreActor)))
{
Error(Properties[0], "Flag properties can only be defined for actors");
return false;
}
}
FName referenced(p->RefName);
PField *field;
if (!internal && FName(p->NodeName) == FName("prefix") && fileSystem.GetFileContainer(Lump) == 0)
{
// only for internal definitions: Allow setting a prefix. This is only for compatiblity with the old DECORATE property parser, but not for general use.
prefix = referenced;
}
else
{
if (referenced != NAME_None)
{
field = dyn_cast<PField>(type->FindSymbol(referenced, true));
if (field == nullptr)
{
Error(p, "Variable %s not found in %s", referenced.GetChars(), type->TypeName.GetChars());
}
else if (!field->Type->isInt() || field->Type->Size != 4)
{
Error(p, "Variable %s in %s must have a size of 4 bytes for use as flag storage", referenced.GetChars(), type->TypeName.GetChars());
}
}
else field = nullptr;
FName name(p->NodeName);
if (!internal)
{
FString qualifiedname;
// Store the full qualified name and prepend some 'garbage' to the name so that no conflicts with other symbol types can happen.
// All these will be removed from the symbol table after the compiler finishes to free up the allocated space.
for (int i = 0; i < 2; i++)
{
if (i == 0) qualifiedname.Format("@flagdef@%s", name.GetChars());
else
{
if (prefix == NAME_None) continue;
qualifiedname.Format("@flagdef@%s.%s", prefix.GetChars(), name.GetChars());
}
if (!type->VMType->Symbols.AddSymbol(Create<PPropFlag>(qualifiedname, field, p->BitValue, i == 0 && prefix != NAME_None)))
{
Error(p, "Unable to add flag definition %s to class %s", FName(p->NodeName).GetChars(), type->TypeName.GetChars());
}
}
if (field != nullptr)
type->VMType->AddNativeField(FStringf("b%s", name.GetChars()), TypeSInt32, field->Offset, 0, 1 << p->BitValue);
}
// internal ones get no 'b'.
else if (field != nullptr)
type->VMType->AddNativeField(name.GetChars(), TypeSInt32, field->Offset, 0, 1 << p->BitValue);
}
}
return true;
}
bool ZCCRazeCompiler::CompileFlagDefs(PContainerType* type, TArray<ZCC_FlagDef*>& Properties, FName prefix)
{
for (auto p : Properties)
{
bool internal = (p->BitValue & 0x10000); // defines just a variable for the flag but no property.
if (!internal)
{
Error(Properties[0], "Flag properties can only be defined for actors");
return false;
}
FName referenced(p->RefName);
PField* field;
if (referenced != NAME_None)
{
field = dyn_cast<PField>(type->Symbols.FindSymbol(referenced, true));
if (field == nullptr)
{
Error(p, "Variable %s not found in %s", referenced.GetChars(), type->TypeName.GetChars());
}
else if (!field->Type->isInt() || field->Type->Size != 4)
{
Error(p, "Variable %s in %s must have a size of 4 bytes for use as flag storage", referenced.GetChars(), type->TypeName.GetChars());
}
FName name(p->NodeName);
type->AddNativeField(name.GetChars(), TypeSInt32, field->Offset, 0, 1 << (p->BitValue & 0xffff));
return true;
}
}
return false;
}
//==========================================================================
//
// Parses an actor property's parameters and calls the handler
//
//==========================================================================
void ZCCRazeCompiler::DispatchProperty(FPropertyInfo *prop, ZCC_PropertyStmt *property, DCoreActor *defaults, Baggage &bag)
{
static TArray<FPropParam> params;
static TArray<FString> strings;
params.Clear();
strings.Clear();
params.Reserve(1);
params[0].i = 0;
if (prop->params[0] != '0')
{
if (property->Values == nullptr)
{
Error(property, "%s: arguments missing", prop->name);
return;
}
const char * p = prop->params;
auto exp = property->Values;
FCompileContext ctx(OutNamespace, bag.Info->VMType, false, mVersion);
while (true)
{
FPropParam conv;
FPropParam pref;
FxExpression *ex = ConvertNode(exp);
ex = ex->Resolve(ctx);
if (ex == nullptr)
{
return;
}
else if (!ex->isConstant())
{
// If we get TypeError, there has already been a message from deeper down so do not print another one.
if (exp->Type != TypeError) Error(exp, "%s: non-constant parameter", prop->name);
return;
}
conv.s = nullptr;
pref.s = nullptr;
pref.i = -1;
switch ((*p) & 223)
{
case 'X': // Expression in parentheses or number. We only support the constant here. The function will have to be handled by a separate property to get past the parser.
conv.i = GetIntConst(ex, ctx);
params.Push(conv);
conv.exp = nullptr;
break;
case 'I':
conv.i = GetIntConst(ex, ctx);
break;
case 'F':
conv.d = GetFloatConst(ex, ctx);
break;
case 'Z': // an optional string. Does not allow any numeric value.
if (ex->ValueType != TypeString)
{
// apply this expression to the next argument on the list.
params.Push(conv);
params[0].i++;
p++;
continue;
}
conv.s = GetStringConst(ex, ctx);
break;
case 'C': // this parser accepts colors only in string form.
pref.i = 1;
[[fallthrough]];
case 'S':
case 'T': // a filtered string (ZScript only parses filtered strings so there's nothing to do here.)
conv.s = GetStringConst(ex, ctx);
break;
case 'L': // Either a number or a list of strings
if (ex->ValueType != TypeString)
{
pref.i = 0;
conv.i = GetIntConst(ex, ctx);
}
else
{
pref.i = 1;
params.Push(pref);
params[0].i++;
do
{
conv.s = GetStringConst(ex, ctx);
if (conv.s != nullptr)
{
params.Push(conv);
params[0].i++;
}
exp = static_cast<ZCC_Expression *>(exp->SiblingNext);
if (exp != property->Values)
{
ex = ConvertNode(exp);
ex = ex->Resolve(ctx);
if (ex == nullptr) return;
}
} while (exp != property->Values);
goto endofparm;
}
break;
default:
assert(false);
break;
}
if (pref.i != -1)
{
params.Push(pref);
params[0].i++;
}
params.Push(conv);
params[0].i++;
exp = static_cast<ZCC_Expression *>(exp->SiblingNext);
endofparm:
p++;
// Skip the DECORATE 'no comma' marker
if (*p == '_') p++;
if (*p == 0)
{
if (exp != property->Values)
{
Error(property, "Too many values for '%s'", prop->name);
return;
}
break;
}
else if (exp == property->Values)
{
if (*p < 'a')
{
Error(property, "Insufficient parameters for %s", prop->name);
return;
}
break;
}
}
}
// call the handler
try
{
prop->Handler(defaults, bag.Info, bag, &params[0]);
}
catch (CRecoverableError &error)
{
Error(property, "%s", error.GetMessage());
}
}
//==========================================================================
//
// Parses an actor property's parameters and calls the handler
//
//==========================================================================
void ZCCRazeCompiler::DispatchScriptProperty(PProperty *prop, ZCC_PropertyStmt *property, DCoreActor *defaults, Baggage &bag)
{
ZCC_ExprConstant one;
unsigned parmcount = 1;
ZCC_TreeNode *x = property->Values;
if (x == nullptr)
{
parmcount = 0;
}
else
{
while (x->SiblingNext != property->Values)
{
x = x->SiblingNext;
parmcount++;
}
}
if (parmcount == 0 && prop->Variables.Size() == 1 && prop->Variables[0]->Type == TypeBool)
{
// allow boolean properties to have the parameter omitted
memset(&one, 0, sizeof(one));
one.SourceName = property->SourceName; // This may not be null!
one.Operation = PEX_ConstValue;
one.NodeType = AST_ExprConstant;
one.Type = TypeBool;
one.IntVal = 1;
property->Values = &one;
}
else if (parmcount != prop->Variables.Size())
{
Error(x == nullptr? property : x, "Argument count mismatch: Got %u, expected %u", parmcount, prop->Variables.Size());
return;
}
auto exp = property->Values;
FCompileContext ctx(OutNamespace, bag.Info->VMType, false, mVersion);
for (auto f : prop->Variables)
{
void *addr;
if (f == nullptr)
{
// This variable was missing. The error had been reported for the property itself already.
return;
}
if (f->Flags & VARF_Meta)
{
addr = ((char*)bag.Info->Meta) + f->Offset;
}
else
{
addr = ((char*)defaults) + f->Offset;
}
FxExpression *ex = ConvertNode(exp);
ex = ex->Resolve(ctx);
if (ex == nullptr)
{
return;
}
else if (!ex->isConstant())
{
if (ex->ExprType == EFX_VectorValue && ex->ValueType == f->Type)
{
auto v = static_cast<FxVectorValue *>(ex);
if (f->Type == TypeVector2)
{
if(!v->isConstVector(2))
{
Error(exp, "%s: non-constant Vector2 parameter", prop->SymbolName.GetChars());
return;
}
(*(DVector2*)addr) = DVector2(
static_cast<FxConstant *>(v->xyzw[0])->GetValue().GetFloat(),
static_cast<FxConstant *>(v->xyzw[1])->GetValue().GetFloat()
);
goto vector_ok;
}
else if (f->Type == TypeFVector2)
{
if(!v->isConstVector(2))
{
Error(exp, "%s: non-constant FVector2 parameter", prop->SymbolName.GetChars());
return;
}
(*(FVector2*)addr) = FVector2(
float(static_cast<FxConstant *>(v->xyzw[0])->GetValue().GetFloat()),
float(static_cast<FxConstant *>(v->xyzw[1])->GetValue().GetFloat())
);
goto vector_ok;
}
else if (f->Type == TypeVector3)
{
if(!v->isConstVector(3))
{
Error(exp, "%s: non-constant Vector3 parameter", prop->SymbolName.GetChars());
return;
}
(*(DVector3*)addr) = DVector3(
static_cast<FxConstant *>(v->xyzw[0])->GetValue().GetFloat(),
static_cast<FxConstant *>(v->xyzw[1])->GetValue().GetFloat(),
static_cast<FxConstant *>(v->xyzw[2])->GetValue().GetFloat()
);
goto vector_ok;
}
else if (f->Type == TypeFVector3)
{
if(!v->isConstVector(3))
{
Error(exp, "%s: non-constant FVector3 parameter", prop->SymbolName.GetChars());
return;
}
(*(FVector3*)addr) = FVector3(
float(static_cast<FxConstant*>(v->xyzw[0])->GetValue().GetFloat()),
float(static_cast<FxConstant*>(v->xyzw[1])->GetValue().GetFloat()),
float(static_cast<FxConstant*>(v->xyzw[2])->GetValue().GetFloat())
);
goto vector_ok;
}
else if (f->Type == TypeVector4)
{
if(!v->isConstVector(4))
{
Error(exp, "%s: non-constant Vector4 parameter", prop->SymbolName.GetChars());
return;
}
(*(DVector4*)addr) = DVector4(
static_cast<FxConstant *>(v->xyzw[0])->GetValue().GetFloat(),
static_cast<FxConstant *>(v->xyzw[1])->GetValue().GetFloat(),
static_cast<FxConstant *>(v->xyzw[2])->GetValue().GetFloat(),
static_cast<FxConstant *>(v->xyzw[3])->GetValue().GetFloat()
);
goto vector_ok;
}
else if (f->Type == TypeFVector4)
{
if(!v->isConstVector(4))
{
Error(exp, "%s: non-constant FVector4 parameter", prop->SymbolName.GetChars());
return;
}
(*(FVector4*)addr) = FVector4(
float(static_cast<FxConstant*>(v->xyzw[0])->GetValue().GetFloat()),
float(static_cast<FxConstant*>(v->xyzw[1])->GetValue().GetFloat()),
float(static_cast<FxConstant*>(v->xyzw[2])->GetValue().GetFloat()),
float(static_cast<FxConstant *>(v->xyzw[3])->GetValue().GetFloat())
);
goto vector_ok;
}
else
{
Error(exp, "%s: invalid vector parameter", prop->SymbolName.GetChars());
return;
}
}
else
{
if (exp->Type != TypeError) Error(exp, "%s: non-constant parameter", prop->SymbolName.GetChars());
return;
}
// If we get TypeError, there has already been a message from deeper down so do not print another one.
}
if (f->Type == TypeBool)
{
static_cast<PBool*>(f->Type)->SetValue(addr, !!GetIntConst(ex, ctx));
}
else if (f->Type == TypeName)
{
*(FName*)addr = GetStringConst(ex, ctx);
}
else if (f->Type == TypeSound)
{
*(FSoundID*)addr = S_FindSound(GetStringConst(ex, ctx));
}
else if (f->Type == TypeColor && ex->ValueType == TypeString) // colors can also be specified as ints.
{
*(PalEntry*)addr = V_GetColor(GetStringConst(ex, ctx), &ex->ScriptPosition);
}
else if (f->Type->isIntCompatible())
{
static_cast<PInt*>(f->Type)->SetValue(addr, GetIntConst(ex, ctx));
}
else if (f->Type->isFloat())
{
static_cast<PFloat*>(f->Type)->SetValue(addr, GetFloatConst(ex, ctx));
}
else if (f->Type == TypeString)
{
*(FString*)addr = GetStringConst(ex, ctx);
}
else if (f->Type->isClassPointer())
{
auto clsname = GetStringConst(ex, ctx);
if (*clsname == 0 || !stricmp(clsname, "none"))
{
*(PClass**)addr = nullptr;
}
else
{
auto cls = PClass::FindClass(clsname);
auto cp = static_cast<PClassPointer*>(f->Type);
if (cls == nullptr)
{
cls = cp->ClassRestriction->FindClassTentative(clsname);
}
else if (!cls->IsDescendantOf(cp->ClassRestriction))
{
Error(property, "class %s is not compatible with property type %s", clsname, cp->ClassRestriction->TypeName.GetChars());
}
*(PClass**)addr = cls;
}
}
else
{
Error(property, "unhandled property type %s", f->Type->DescriptiveName());
}
vector_ok:
exp->ToErrorNode(); // invalidate after processing.
exp = static_cast<ZCC_Expression *>(exp->SiblingNext);
}
}
//==========================================================================
//
// Parses an actor property
//
//==========================================================================
void ZCCRazeCompiler::ProcessDefaultProperty(PClassActor *cls, ZCC_PropertyStmt *prop, Baggage &bag)
{
auto namenode = prop->Prop;
FString propname;
if (namenode->SiblingNext == namenode)
{
// a one-name property
propname = FName(namenode->Id).GetChars();
}
else if (namenode->SiblingNext->SiblingNext == namenode)
{
// a two-name property
propname << FName(namenode->Id).GetChars() << "." << FName(static_cast<ZCC_Identifier *>(namenode->SiblingNext)->Id).GetChars();
}
else
{
Error(prop, "Property name may at most contain two parts");
return;
}
FPropertyInfo *property = FindProperty(propname);
if (property != nullptr && property->category != CAT_INFO)
{
auto pcls = PClass::FindActor(property->clsname);
if (cls->IsDescendantOf(pcls))
{
DispatchProperty(property, prop, (DCoreActor *)bag.Info->Defaults, bag);
}
else
{
Error(prop, "'%s' requires an actor of type '%s'\n", propname.GetChars(), pcls->TypeName.GetChars());
}
}
else
{
propname.Insert(0, "@property@");
FName name(propname, true);
if (name != NAME_None)
{
auto propp = dyn_cast<PProperty>(cls->FindSymbol(name, true));
if (propp != nullptr)
{
DispatchScriptProperty(propp, prop, (DCoreActor *)bag.Info->Defaults, bag);
return;
}
}
Error(prop, "'%s' is an unknown actor property\n", propname.GetChars());
}
}
//==========================================================================
//
// Finds a flag and sets or clears it
//
//==========================================================================
void ZCCRazeCompiler::ProcessDefaultFlag(PClassActor *cls, ZCC_FlagStmt *flg)
{
auto namenode = flg->name;
const char *n1 = FName(namenode->Id).GetChars(), *n2;
if (namenode->SiblingNext == namenode)
{
// a one-name flag
n2 = nullptr;
}
else if (namenode->SiblingNext->SiblingNext == namenode)
{
// a two-name flag
n2 = FName(static_cast<ZCC_Identifier *>(namenode->SiblingNext)->Id).GetChars();
}
else
{
Error(flg, "Flag name may at most contain two parts");
return;
}
auto fd = FindFlag(cls, n1, n2, true);
if (fd != nullptr)
{
if (fd->varflags & VARF_Deprecated)
{
Warn(flg, "Deprecated flag '%s%s%s' used", n1, n2 ? "." : "", n2 ? n2 : "");
}
if (fd->structoffset == -1)
{
HandleDeprecatedFlags((DCoreActor*)cls->Defaults, cls, flg->set, fd->flagbit);
}
else
{
ModActorFlag((DCoreActor*)cls->Defaults, fd, flg->set);
}
}
else
{
Error(flg, "Unknown flag '%s%s%s'", n1, n2 ? "." : "", n2 ? n2 : "");
}
}
//==========================================================================
//
// Parses the default list
//
//==========================================================================
void ZCCRazeCompiler::InitDefaults()
{
for (auto c : Classes)
{
// This may be removed if the conditions change, but right now only subclasses of Actor can define a Default block.
if (!c->ClassType()->IsDescendantOf(RUNTIME_CLASS(DCoreActor)))
{
if (c->Defaults.Size()) Error(c->cls, "%s: Non-actor classes may not have defaults", c->ClassType()->TypeName.GetChars());
if (c->ClassType()->ParentClass)
{
auto ti = c->ClassType();
ti->InitializeDefaults();
}
}
else
{
auto cls = c->ClassType();
// This should never happen.
if (cls->Defaults != nullptr)
{
Error(c->cls, "%s already has defaults", cls->TypeName.GetChars());
}
// This can only occur if a native parent is not initialized. In all other cases the sorting of the class list should prevent this from ever happening.
else if (cls->ParentClass->Defaults == nullptr && cls != RUNTIME_CLASS(DCoreActor))
{
Error(c->cls, "Parent class %s of %s is not initialized", cls->ParentClass->TypeName.GetChars(), cls->TypeName.GetChars());
}
else
{
// Copy the parent's defaults and meta data.
auto ti = static_cast<PClassActor *>(cls);
ti->InitializeDefaults();
// Replacements require that the meta data has been allocated by InitializeDefaults.
if (c->cls->Replaces != nullptr && !ti->SetReplacement(c->cls->Replaces->Id))
{
Warn(c->cls, "Replaced type '%s' not found for %s", FName(c->cls->Replaces->Id).GetChars(), ti->TypeName.GetChars());
}
Baggage bag;
bag.Version = mVersion;
bag.Namespace = OutNamespace;
bag.Info = ti;
bag.Lumpnum = c->cls->SourceLump;
// The actual script position needs to be set per property.
for (auto d : c->Defaults)
{
auto content = d->Content;
if (content != nullptr) do
{
switch (content->NodeType)
{
case AST_PropertyStmt:
bag.ScriptPosition.FileName = *content->SourceName;
bag.ScriptPosition.ScriptLine = content->SourceLoc;
ProcessDefaultProperty(ti, static_cast<ZCC_PropertyStmt *>(content), bag);
break;
case AST_FlagStmt:
ProcessDefaultFlag(ti, static_cast<ZCC_FlagStmt *>(content));
break;
default:
break;
}
content = static_cast<decltype(content)>(content->SiblingNext);
} while (content != d->Content);
}
}
}
}
}
//==========================================================================
//
// DCoreActor needs the actor info manually added to its meta data
// before adding any scripted fields.
//
//==========================================================================
bool ZCCRazeCompiler::PrepareMetaData(PClass *type)
{
if (type == RUNTIME_CLASS(DCoreActor))
{
assert(type->MetaSize == 0);
AddActorInfo(type);
return true;
}
return false;
}
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