#include "../battle/Resources.h"
#include "../common/Ikari.h"
#include "../common/Item.h"
+#include "../common/Script.h"
#include "../common/Spell.h"
+#include "../common/Stats.h"
#include "../common/TargetingMode.h"
#include "../graphics/ComplexAnimation.h"
#include "../graphics/Font.h"
using battle::Hero;
using battle::Monster;
using battle::PartyLayout;
-using battle::Stats;
using common::Ikari;
using common::Item;
+using common::Script;
using common::Spell;
+using common::Stats;
using common::TargetingMode;
using graphics::Animation;
using graphics::Color;
using graphics::Sprite;
using geometry::Vector;
using std::make_pair;
-using std::map;
using std::set;
using std::string;
using std::vector;
namespace loader {
Interpreter::~Interpreter() {
- for (vector<PostponedDefinition>::const_iterator i(postponedDefinitions.begin()), end(postponedDefinitions.end()); i != end; ++i) {
- delete i->identifier;
- }
- for (map<string, SDL_Surface *>::const_iterator i(imageCache.begin()), end(imageCache.end()); i != end; ++i) {
+ for (std::map<string, SDL_Surface *>::const_iterator i(imageCache.begin()), end(imageCache.end()); i != end; ++i) {
SDL_FreeSurface(i->second);
}
- // TODO: maybe need to reverse the array deletion check if most objects turn out to be arrays (of char)
- for (map<int, vector<void *> >::const_iterator i(values.begin()), end(values.end()); i != end; ++i) {
- for (vector<void *>::const_iterator j(i->second.begin()), end(i->second.end()); j != end; ++j) {
- delete[] reinterpret_cast<char *>(*j);
- }
- }
}
const Interpreter::ParsedDefinition &Interpreter::GetDefinition(const string &identifier) const {
- try {
- return parsedDefinitions.at(identifier);
- } catch (...) {
- throw std::runtime_error("cannot find definition for " + identifier);
- }
+ return parsedDefinitions.at(identifier);
}
void *Interpreter::GetObject(int typeId, const std::string &name) {
- map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ std::map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
if (i != parsedDefinitions.end()) {
const TypeDescription &requested(TypeDescription::Get(typeId));
const TypeDescription &actual(TypeDescription::Get(i->second.type));
(dfn.GetLiteral()->GetType() == Literal::PATH
|| dfn.GetLiteral()->GetType() == Literal::STRING)
? dfn.GetLiteral()->GetString().size() : td.Size());
- char *object(new char[size]);
+ char *object(alloc.Alloc(size));
if (dfn.GetLiteral()->GetType() == Literal::OBJECT) {
ReadObject(typeId, id, object, *dfn.GetLiteral()->GetProperties());
} else {
std::memcpy(object, literal.GetString().c_str(), literal.GetString().size());
object[literal.GetString().size()] = '\0';
break;
+ case Literal::SCRIPT:
+ new (object) Script;
+ ReadScript(literal.GetScript(), reinterpret_cast<Script *>(object));
+ break;
case Literal::STRING:
std::memcpy(object, literal.GetString().c_str(), literal.GetString().size());
object[literal.GetString().size()] = '\0';
break;
case Literal::OBJECT:
throw Error("illogical branch: read literal object as non-object literal");
- break;
}
}
if (v.GetLiteral().IsObject()) {
int typeId(TypeDescription::GetTypeId(v.GetLiteral().GetTypeName()));
const TypeDescription &td(TypeDescription::Get(typeId));
- char *object(new char[td.Size()]);
+ char *object(alloc.Alloc(td.Size()));
td.Construct(object);
int id(values[typeId].size());
values[typeId].push_back(object);
typeId = TypeDescription::GetTypeId("Boolean");
id = values[typeId].size();
const TypeDescription &td(TypeDescription::Get(typeId));
- char *object(new char[td.Size()]);
+ char *object(alloc.Alloc(td.Size()));
values[typeId].push_back(new (object) bool(v.GetLiteral().GetBoolean()));
}
break;
typeId = TypeDescription::GetTypeId("Color");
id = values[typeId].size();
const TypeDescription &td(TypeDescription::Get(typeId));
- char *object(new char[td.Size()]);
+ char *object(alloc.Alloc(td.Size()));
values[typeId].push_back(new (object) Color(v.GetLiteral().GetRed(), v.GetLiteral().GetGreen(), v.GetLiteral().GetBlue(), v.GetLiteral().GetAlpha()));
}
break;
typeId = TypeDescription::GetTypeId("Number");
id = values[typeId].size();
const TypeDescription &td(TypeDescription::Get(typeId));
- char *object(new char[td.Size()]);
+ char *object(alloc.Alloc(td.Size()));
values[typeId].push_back(new (object) int(v.GetLiteral().GetNumber()));
}
break;
{
typeId = TypeDescription::GetTypeId("Path");
id = values[typeId].size();
- char *str(new char[v.GetLiteral().GetString().size() + 1]);
+ char *str(alloc.Alloc(v.GetLiteral().GetString().size() + 1));
std::memcpy(str, v.GetLiteral().GetString().c_str(), v.GetLiteral().GetString().size());
str[v.GetLiteral().GetString().size()] = '\0';
values[typeId].push_back(str);
}
break;
+ case Literal::SCRIPT:
+ {
+ typeId = TypeDescription::GetTypeId("Script");
+ id = values[typeId].size();
+ values[typeId].push_back(ReadScript(v.GetLiteral().GetScript()));
+ }
+ break;
case Literal::STRING:
{
typeId = TypeDescription::GetTypeId("String");
id = values[typeId].size();
- char *str(new char[v.GetLiteral().GetString().size() + 1]);
+ char *str(alloc.Alloc(v.GetLiteral().GetString().size() + 1));
std::memcpy(str, v.GetLiteral().GetString().c_str(), v.GetLiteral().GetString().size());
str[v.GetLiteral().GetString().size()] = '\0';
values[typeId].push_back(str);
typeId = TypeDescription::GetTypeId("Vector");
id = values[typeId].size();
const TypeDescription &td(TypeDescription::Get(typeId));
- char *object(new char[td.Size()]);
+ char *object(alloc.Alloc(td.Size()));
values[typeId].push_back(new (object) Vector<int>(v.GetLiteral().GetX(), v.GetLiteral().GetY()));
}
break;
typeId = TypeDescription::GetTypeId(v.GetLiteral().GetTypeName());
const TypeDescription &td(TypeDescription::Get(typeId));
id = values[typeId].size();
- char *object(new char[td.Size()]);
+ char *object(alloc.Alloc(td.Size()));
td.Construct(object);
ReadObject(typeId, id, object, *v.GetLiteral().GetProperties());
}
int typeId(TypeDescription::GetTypeId(dfn.TypeName()));
const TypeDescription &td(TypeDescription::Get(typeId));
int id(values[typeId].size());
- char *object(new char[td.Size()]);
+ char *object(alloc.Alloc(td.Size()));
td.Construct(object);
values[typeId].push_back(object);
ReadObject(typeId, id, object, *dfn.GetProperties());
char *dest(object + fd.Offset());
if (fd.IsAggregate()) {
int arraySize(i->second->GetLiteral().ArraySize());
- char *aggregate(new char[fieldType.Size() * arraySize]);
+ char *aggregate(alloc.Alloc(fieldType.Size() * arraySize));
char *iter(aggregate);
if (i->second->GetLiteral().GetType() == Literal::ARRAY_PROPS) {
const vector<PropertyList *> &list(i->second->GetLiteral().GetPropertyLists());
} else {
throw Error("aggregate type fields must be referenced");
}
+ } else if (i->second->IsLiteral() && !fd.IsReferenced()) {
+ // inline literals
+ if (i->second->GetLiteral().IsObject()) {
+ ReadObject(fd.TypeId(), -1, dest, *i->second->GetLiteral().GetProperties());
+ } else {
+ ReadLiteral(fd.TypeId(), -1, dest, i->second->GetLiteral());
+ }
} else {
char *src(reinterpret_cast<char *>(GetObject(fd.TypeId(), *i->second)));
if (fd.TypeId() == TypeDescription::GetTypeId("Image")) {
Postpone(typeId, id, fd.Offset(), i->second->GetIdentifier(), fd.TypeId(), !fd.IsReferenced());
}
}
+ td.Load(object);
+}
+
+
+void Interpreter::ReadScript(const std::vector<ScriptToken *> &s, Script *script) {
+ int size(0);
+ for (vector<ScriptToken *>::const_iterator i(s.begin()), end(s.end()); i != end; ++i) {
+ if ((*i)->GetType() != ScriptToken::COMMAND) {
+ throw Error("unexpected script token");
+ }
+ ++size;
+ const string &cmd((*i)->CommandName());
+ if (cmd == "move") {
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after move");
+ }
+ const string ®((*i)->RegisterName());
+ switch (reg[0]) {
+ case 'a':
+ size += sizeof(void *);
+ break;
+ case 'i':
+ size += sizeof(int);
+ break;
+ case 'v':
+ size += sizeof(Vector<int>);
+ break;
+ default:
+ throw Error("unknown register " + reg);
+ }
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after move");
+ }
+ } else if (cmd == "add") {
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after add");
+ }
+ const string ®((*i)->RegisterName());
+ switch (reg[0]) {
+ case 'i':
+ size += sizeof(int);
+ break;
+ case 'v':
+ size += sizeof(Vector<int>);
+ break;
+ default:
+ throw Error("expected register after add " + reg);
+ }
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after add");
+ }
+ } else if (cmd == "mod") {
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after mod");
+ }
+ size += sizeof(int);
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after mod");
+ }
+ } else if (cmd == "rand") {
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after rand");
+ }
+ size += sizeof(int);
+ ++i;
+ if (i == end) {
+ throw Error("unexpected script end after rand");
+ }
+ } else if (cmd == "sysc") {
+
+ } else {
+ throw Error("unknown command " + cmd);
+ }
+ }
+
+ unsigned char *text(reinterpret_cast<unsigned char *>(alloc.Alloc(size)));
+ int cursor(0);
+ for (vector<ScriptToken *>::const_iterator i(s.begin()), end(s.end()); i != end; ++i) {
+ if ((*i)->GetType() != ScriptToken::COMMAND) {
+ throw Error("unexpected script token");
+ }
+ const string &cmd((*i)->CommandName());
+ if (cmd == "move") {
+ ++i;
+ const string ®((*i)->RegisterName());
+ ++i;
+ if (reg == "a0") {
+ text[cursor] = Script::CODE_MOVE_A0;
+ ++cursor;
+ ReadScriptAddress(**i, text + cursor);
+ cursor += sizeof(void *);
+ } else if (reg == "a1") {
+ text[cursor] = Script::CODE_MOVE_A1;
+ ++cursor;
+ ReadScriptAddress(**i, text + cursor);
+ cursor += sizeof(void *);
+ } else if (reg == "i0") {
+ text[cursor] = Script::CODE_MOVE_I0;
+ ++cursor;
+ ReadScriptInteger(**i, text + cursor);
+ cursor += sizeof(int);
+ } else if (reg == "i1") {
+ text[cursor] = Script::CODE_MOVE_I1;
+ ++cursor;
+ ReadScriptInteger(**i, text + cursor);
+ cursor += sizeof(int);
+ } else if (reg == "v0") {
+ text[cursor] = Script::CODE_MOVE_V0;
+ ++cursor;
+ ReadScriptVector(**i, text + cursor);
+ cursor += sizeof(Vector<int>);
+ } else if (reg == "v1") {
+ text[cursor] = Script::CODE_MOVE_V1;
+ ++cursor;
+ ReadScriptVector(**i, text + cursor);
+ cursor += sizeof(Vector<int>);
+ } else {
+ throw Error("unknown register " + reg);
+ }
+ } else if (cmd == "add") {
+ ++i;
+ const string ®((*i)->RegisterName());
+ ++i;
+ if (reg == "i0") {
+ text[cursor] = Script::CODE_ADD_I0;
+ ++cursor;
+ ReadScriptInteger(**i, text + cursor);
+ cursor += sizeof(int);
+ } else if (reg == "i1") {
+ text[cursor] = Script::CODE_ADD_I1;
+ ++cursor;
+ ReadScriptInteger(**i, text + cursor);
+ cursor += sizeof(int);
+ } else if (reg == "v0") {
+ text[cursor] = Script::CODE_ADD_V0;
+ ++cursor;
+ ReadScriptVector(**i, text + cursor);
+ cursor += sizeof(Vector<int>);
+ } else if (reg == "v1") {
+ text[cursor] = Script::CODE_ADD_V1;
+ ++cursor;
+ ReadScriptVector(**i, text + cursor);
+ cursor += sizeof(Vector<int>);
+ } else {
+ throw Error("unexpected register " + reg);
+ }
+ } else if (cmd == "mod") {
+ ++i;
+ const string ®((*i)->RegisterName());
+ ++i;
+ if (reg == "i0") {
+ text[cursor] = Script::CODE_MOD_I0;
+ ++cursor;
+ ReadScriptInteger(**i, text + cursor);
+ cursor += sizeof(int);
+ } else if (reg == "i1") {
+ text[cursor] = Script::CODE_MOD_I1;
+ ++cursor;
+ ReadScriptInteger(**i, text + cursor);
+ cursor += sizeof(int);
+ } else {
+ throw Error("unexpected register " + reg);
+ }
+ } else if (cmd == "rand") {
+ ++i;
+ const string ®((*i)->RegisterName());
+ if (reg == "i0") {
+ text[cursor] = Script::CODE_RAND_I0;
+ ++cursor;
+ } else if (reg == "i1") {
+ text[cursor] = Script::CODE_RAND_I1;
+ ++cursor;
+ } else {
+ throw Error("unexpected register " + reg);
+ }
+ } else if (cmd == "sysc") {
+ text[cursor] = Script::CODE_SYSCALL;
+ ++cursor;
+ } else {
+ throw Error("unknown command " + cmd);
+ }
+ }
+
+ script->text = text;
+ script->textlen = size;
+}
+
+char *Interpreter::ReadScript(const vector<ScriptToken *> &s) {
+ char *mem(alloc.Alloc(sizeof(Script)));
+ new (mem) Script;
+ Script *script(reinterpret_cast<Script *>(mem));
+ ReadScript(s, script);
+ return mem;
+}
+
+void Interpreter::ReadScriptAddress(const ScriptToken &t, unsigned char *dest) {
+ if (t.GetType() != ScriptToken::IDENTIFIER) {
+ throw Error("expected identifier for address");
+ }
+ if (source.IsDefined(t.GetIdentifier())) {
+ const ParsedDefinition &def(GetDefinition(t.GetIdentifier()));
+ void *addr(GetObject(def.type, t.GetIdentifier()));
+ *reinterpret_cast<void **>(dest) = addr;
+ } else {
+ throw Error("postponing values in scripts not implemented");
+ }
+}
+
+void Interpreter::ReadScriptInteger(const ScriptToken &t, unsigned char *dest) {
+ if (t.GetType() == ScriptToken::IDENTIFIER) {
+ if (source.IsDefined(t.GetIdentifier())) {
+ void *num(GetObject(TypeDescription::GetTypeId("Number"), t.GetIdentifier()));
+ *reinterpret_cast<int *>(dest) = *reinterpret_cast<int *>(num);
+ } else {
+ throw Error("postponing values in scripts not implemented");
+ }
+ } else if (t.GetType() == ScriptToken::LITERAL) {
+ *reinterpret_cast<int *>(dest) = t.GetLiteral()->GetNumber();
+ } else {
+ throw Error("expected identifier or integer literal");
+ }
+}
+
+void Interpreter::ReadScriptVector(const ScriptToken &t, unsigned char *dest) {
+ if (t.GetType() == ScriptToken::IDENTIFIER) {
+ if (source.IsDefined(t.GetIdentifier())) {
+ void *vec(GetObject(TypeDescription::GetTypeId("Vector"), t.GetIdentifier()));
+ *reinterpret_cast<Vector<int> *>(dest) = *reinterpret_cast<Vector<int> *>(vec);
+ } else {
+ throw Error("postponing values in scripts not implemented");
+ }
+ } else if (t.GetType() == ScriptToken::LITERAL) {
+ *reinterpret_cast<Vector<int> *>(dest) = Vector<int>(t.GetLiteral()->GetX(), t.GetLiteral()->GetY());
+ } else {
+ throw Error("expected identifier or vector literal");
+ }
}
SDL_Surface *Interpreter::GetImage(const string &path) {
- map<string, SDL_Surface *>::const_iterator result(imageCache.find(path));
+ std::map<string, SDL_Surface *>::const_iterator result(imageCache.find(path));
if (result != imageCache.end()) {
return result->second;
} else {
}
void Interpreter::Postpone(int type, int id, std::ptrdiff_t offset, const std::string &identifier, int linkedType, bool inlined) {
- char *str(new char[identifier.size() + 1]);
+ char *str(alloc.Alloc(identifier.size() + 1));
std::memcpy(str, identifier.c_str(), identifier.size());
str[identifier.size()] = '\0';
postponedDefinitions.push_back(PostponedDefinition(type, id, offset, str, linkedType, inlined));
void Interpreter::CreateTypeDescriptions() {
{
TypeDescription &td(TypeDescription::CreateOrGet("Boolean"));
+ td.SetDescription("Logical value which can be either true or false.");
td.SetSize(sizeof(bool));
}
{
TypeDescription &td(TypeDescription::CreateOrGet("Color"));
+ td.SetDescription(
+ "A color in RGB format with an optional alpha channel.\n"
+ "Components range from 0 to 255.\n"
+ "Alpha defaults to 255 if omitted.");
td.SetSize(sizeof(Color));
}
{
TypeDescription &td(TypeDescription::CreateOrGet("Image"));
+ td.SetDescription("Path to a PNG file with image data.");
td.SetSize(sizeof(SDL_Surface));
}
{
TypeDescription &td(TypeDescription::CreateOrGet("Number"));
+ td.SetDescription("A signed integer.");
td.SetSize(sizeof(int));
}
{
int stringId(TypeDescription::GetTypeId("String"));
TypeDescription &td(TypeDescription::CreateOrGet("Path"));
+ td.SetDescription("A path in the filesystem which is interpreted relative to the source file's location.");
td.SetSize(1);
td.AddSupertype(stringId, 0);
}
+ {
+ TypeDescription &td(TypeDescription::CreateOrGet("Script"));
+ td.SetDescription("Collection of commands that define a behaviour.");
+ td.SetSize(sizeof(Script));
+ }
{
TypeDescription &td(TypeDescription::CreateOrGet("String"));
+ td.SetDescription("Some characters.");
td.SetSize(1);
}
{
TypeDescription &td(TypeDescription::CreateOrGet("Vector"));
+ td.SetDescription("A pair of numbers usually describing a 2D translation or offset.");
td.SetSize(sizeof(Vector<int>));
}
}