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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
/* heavily based on CobEngine.cpp */
#include "UnitScriptEngine.h"
#include "CobEngine.h"
#include "CobFileHandler.h"
#include "UnitScript.h"
#include "UnitScriptFactory.h"
#include "Sim/Units/Unit.h"
#include "Sim/Units/UnitDef.h"
#include "Sim/Units/UnitHandler.h"
#include "System/ContainerUtil.h"
#include "System/SafeUtil.h"
static CCobEngine gCobEngine;
static CCobFileHandler gCobFileHandler;
static CUnitScriptEngine gUnitScriptEngine;
CCobEngine* cobEngine = nullptr;
CCobFileHandler* cobFileHandler = nullptr;
CUnitScriptEngine* unitScriptEngine = nullptr;
CR_BIND(CUnitScriptEngine, )
CR_REG_METADATA(CUnitScriptEngine, (
CR_MEMBER(animating),
// always null when saving
CR_IGNORED(currentScript)
))
void CUnitScriptEngine::InitStatic() {
cobEngine = &gCobEngine;
cobFileHandler = &gCobFileHandler;
unitScriptEngine = &gUnitScriptEngine;
cobEngine->Init();
cobFileHandler->Init();
unitScriptEngine->Init();
}
void CUnitScriptEngine::KillStatic() {
cobEngine->Kill();
cobFileHandler->Kill();
unitScriptEngine->Kill();
cobEngine = nullptr;
cobFileHandler = nullptr;
unitScriptEngine = nullptr;
}
void CUnitScriptEngine::ReloadScripts(const UnitDef* udef)
{
const CCobFile* oldScriptFile = cobFileHandler->GetScriptFile(udef->scriptName);
if (oldScriptFile == nullptr) {
LOG_L(L_WARNING, "[UnitScriptEngine::%s] unknown COB script for unit \"%s\": %s", __func__, udef->name.c_str(), udef->scriptName.c_str());
return;
}
CCobFile* newScriptFile = cobFileHandler->ReloadCobFile(udef->scriptName);
if (newScriptFile == nullptr) {
LOG_L(L_WARNING, "[UnitScriptEngine::%s] could not load COB script for unit \"%s\" from: %s", __func__, udef->name.c_str(), udef->scriptName.c_str());
return;
}
unsigned int count = 0;
for (unsigned int i = 0, n = unitHandler.MaxUnits(); i < n; i++) {
CUnit* unit = unitHandler.GetUnit(i);
if (unit == nullptr)
continue;
CUnitScript*& unitScript = unit->script;
CCobInstance* cobInstance = dynamic_cast<CCobInstance*>(unitScript);
if (cobInstance == nullptr || cobInstance->GetFile() != oldScriptFile)
continue;
count++;
spring::SafeDestruct(unitScript);
unitScript = CUnitScriptFactory::CreateCOBScript(unit, newScriptFile);
unitScript->Create();
}
LOG("[UnitScriptEngine::%s] reloaded COB scripts for %i units", __func__, count);
}
void CUnitScriptEngine::AddInstance(CUnitScript* instance)
{
if (instance == currentScript)
return;
spring::VectorInsertUnique(animating, instance/*, true*/);
}
void CUnitScriptEngine::RemoveInstance(CUnitScript* instance)
{
if (instance == currentScript)
return;
spring::VectorErase(animating, instance);
}
void CUnitScriptEngine::Tick(int deltaTime)
{
cobEngine->Tick(deltaTime);
// tick all (COB or LUS) script instances that have registered themselves as animating
for (size_t i = 0; i < animating.size(); ) {
currentScript = animating[i];
if (!currentScript->Tick(deltaTime)) {
animating[i] = animating.back();
animating.pop_back();
continue;
}
i++;
}
currentScript = nullptr;
}
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