void CUIHUD3D::Reload()
{
if (gEnv->IsEditor())
{
RemoveHudEntities();
}
}
void CUIHUD3D::OnSystemEvent( ESystemEvent event, UINT_PTR wparam, UINT_PTR lparam )
{
switch ( event )
{
case ESYSTEM_EVENT_LEVEL_GAMEPLAY_START:
SpawnHudEntities();
break;
case ESYSTEM_EVENT_LEVEL_LOAD_RESUME_GAME:
case ESYSTEM_EVENT_LEVEL_UNLOAD:
RemoveHudEntities();
break;
}
}
void CUIHUD3D::SpawnHudEntities()
{
RemoveHudEntities();
if (gEnv->IsEditor() && gEnv->IsEditing())
return;
const char* hudprefab = NULL;
IGameRules* pGameRules = gEnv->pGame->GetIGameFramework()->GetIGameRulesSystem()->GetCurrentGameRules();
if (pGameRules)
{
IScriptTable* pTable = pGameRules->GetEntity()->GetScriptTable();
if (pTable)
{
if (!pTable->GetValue("hud_prefab", hudprefab))
hudprefab = NULL;
}
}
hudprefab = hudprefab ? hudprefab : HUD3D_PREFAB_LIB;
XmlNodeRef node = gEnv->pSystem->LoadXmlFromFile(hudprefab);
if (node)
{
// get the prefab with the name defined in HUD3D_PREFAB_NAME
XmlNodeRef prefab = NULL;
for (int i = 0; i < node->getChildCount(); ++i)
{
const char* name = node->getChild(i)->getAttr("Name");
if (name && strcmp(name, HUD3D_PREFAB_NAME) == 0)
{
prefab = node->getChild(i);
prefab = prefab ? prefab->findChild("Objects") : XmlNodeRef();
break;
}
}
if (prefab)
{
// get the PIVOT entity and collect childs
XmlNodeRef pivotNode = NULL;
std::vector<XmlNodeRef> childs;
const int count = prefab->getChildCount();
childs.reserve(count-1);
for (int i = 0; i < count; ++i)
{
const char* name = prefab->getChild(i)->getAttr("Name");
if (strcmp("PIVOT", name) == 0)
{
assert(pivotNode == NULL);
pivotNode = prefab->getChild(i);
}
else
{
childs.push_back(prefab->getChild(i));
}
}
if (pivotNode)
{
// spawn pivot entity
IEntityClass* pEntClass = gEnv->pEntitySystem->GetClassRegistry()->FindClass( pivotNode->getAttr("EntityClass") );
if (pEntClass)
{
SEntitySpawnParams params;
params.nFlags = ENTITY_FLAG_CLIENT_ONLY;
params.pClass = pEntClass;
m_pHUDRootEntity = gEnv->pEntitySystem->SpawnEntity(params);
}
if (!m_pHUDRootEntity) return;
m_HUDRootEntityId = m_pHUDRootEntity->GetId();
// spawn the childs and link to the pivot enity
for (std::vector<XmlNodeRef>::iterator it = childs.begin(); it != childs.end(); ++it)
{
XmlNodeRef child = *it;
pEntClass = gEnv->pEntitySystem->GetClassRegistry()->FindClass( child->getAttr("EntityClass") );
if (pEntClass)
{
const char* material = child->getAttr("Material");
Vec3 pos;
Vec3 scale;
Quat rot;
child->getAttr("Pos", pos);
child->getAttr("Rotate", rot);
child->getAttr("Scale", scale);
SEntitySpawnParams params;
params.nFlags = ENTITY_FLAG_CLIENT_ONLY;
params.pClass = pEntClass;
params.vPosition = pos;
params.qRotation = rot;
params.vScale = scale;
IEntity* pEntity = gEnv->pEntitySystem->SpawnEntity(params);
if (pEntity)
{
IScriptTable* pScriptTable = pEntity->GetScriptTable();
if (pScriptTable)
{
SmartScriptTable probs;
pScriptTable->GetValue("Properties", probs);
XmlNodeRef properties = child->findChild("Properties");
if (probs && properties)
{
for (int k = 0; k < properties->getNumAttributes(); ++k)
{
const char* sKey;
const char* sVal;
properties->getAttributeByIndex(k, &sKey, &sVal);
probs->SetValue(sKey, sVal);
}
}
Script::CallMethod(pScriptTable,"OnPropertyChange");
}
if (material)
{
IMaterial* pMat = gEnv->p3DEngine->GetMaterialManager()->LoadMaterial(material);
if (pMat)
pEntity->SetMaterial(pMat);
}
m_pHUDRootEntity->AttachChild(pEntity);
m_HUDEnties.push_back( pEntity->GetId() );
}
}
}
}
}
}
OnVisCVarChange( NULL );
}