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object_saving.cpp
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object_saving.cpp
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#include "object.h"
#include "obj_group.h"
#include "util/save_file.h"
#include "empire.h"
#include "physics/physics_world.h"
#include "main/references.h"
#include "main/logging.h"
#include "network/message.h"
#include "lock.h"
//TODO: Handle save files with different script type definitions
void Object::save(SaveFile& file) {
file << id;
file << name;
file << (flags & objFlagSaveMask);
file << alwaysVisible << sightRange << visibleMask << sightedMask;
file << position << velocity << acceleration << rotation;
file << radius;
file << seeableRange;
file << lockHint;
file << (group ? group->id : int(0));
file << (owner ? owner->id : INVALID_EMPIRE);
if(!isValid())
return;
auto* func = type->functions[SOC_save];
if(func) {
SaveMessage msg(file);
scripts::Call cl = devices.scripts.server->call(func);
cl.setObject(script);
cl.push((void*)this);
cl.push((void*)&msg);
if(cl.call()) {
char* pData; net::msize_t size;
msg.getAsPacket(pData, size);
file << size;
file.write(pData, size);
}
else {
file << (net::msize_t)0;
}
}
else {
file << (net::msize_t)0;
}
}
void Object::load(SaveFile& file) {
if(!getFlag(objUninitialized))
throw SaveFileError("Object already initialized");
file >> name;
file >> flags;
file >> alwaysVisible >> sightRange >> visibleMask >> sightedMask;
file >> position >> velocity >> acceleration >> rotation;
file >> radius;
if(file < SFV_0001) {
double dummy;
file >> dummy;
}
if(file >= SFV_0017)
file >> seeableRange;
if(file >= SFV_0009) {
file >> lockHint;
if(lockHint > 0)
lockGroup = getLock(lockHint % getLockCount());
}
int groupID = file;
if(groupID != 0 && isValid()) {
group = ObjectGroup::byID(groupID);
if(group) {
for(unsigned i = 0; i < group->getObjectCount(); ++i) {
if(group->getObject(i) == this) {
physItem = group->getPhysicsItem(i);
physItem->bound = AABBoxd::fromCircle(position, radius);
physItem->gridLocation = 0;
physItem->type = PIT_Object;
physItem->object = this;
break;
}
}
if(!physItem) {
error("%s (#%d) missing in group", name.c_str(), id);
group->drop();
group = nullptr;
}
}
else {
error("%s (#%d) missing group", name.c_str(), id);
}
}
owner = Empire::getEmpireByID(file);
if(!isValid())
return;
if(!physItem && !getFlag(objNoPhysics))
physItem = devices.physics->registerItem(AABBoxd::fromCircle(position, radius), this);
void* mixinMem = this + 1;
type->states->prepare(mixinMem);
script = type->create();
auto* loadFunc = type->functions[SOC_load];
SaveMessage scriptTypeData(file);
net::msize_t size = file;
if(size > 0) {
char* buffer = (char*)malloc(size);
file.read(buffer, size);
scriptTypeData.setPacket(buffer, size);
free(buffer);
}
//Either load the saved message, or default initialize
if(loadFunc) {
scripts::Call cl = devices.scripts.server->call(loadFunc);
cl.setObject(script);
cl.push((void*)this);
cl.push((void*)&scriptTypeData);
cl.call();
}
else {
scripts::Call cl = devices.scripts.server->call(type->functions[SOC_init]);
if(cl.valid()) {
cl.setObject(script);
cl.push((void*)this);
cl.call();
}
}
lockGroup->add(this);
setFlag(objUninitialized, false);
}
void Object::postLoad() {
auto* func = type->functions[SOC_postLoad];
if(func && script) {
scripts::Call cl = devices.scripts.server->call(func);
cl.setObject(script);
cl.push((void*)this);
cl.call();
}
}

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Expires
Sat, Nov 14, 7:03 PM (3 h, 12 m)
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Storage Handle
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object_saving.cpp (3 KB)

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