ULRE/inc/hgl/graph/module/GraphModuleFactory.h

72 lines
1.6 KiB
C++

#pragma once
#include<hgl/graph/VKNamespace.h>
VK_NAMESPACE_BEGIN
class GraphModule;
class GraphModuleManager;
class GraphModuleFactory
{
public:
GraphModuleFactory()=default;
virtual ~GraphModuleFactory()=default;
virtual GraphModule *Create(GraphModuleManager *)=0;
};//class GraphModuleFactory
bool RegistryGraphModuleFactory(const char *module_name,GraphModuleFactory *);
template<typename T> class RegistryGraphModule:public GraphModuleFactory
{
public:
GraphModule *Create(GraphModuleManager *gmm) override
{
if(!gmm)
return(nullptr);
Map<AnsiIDName,GraphModule *> dgm_map;
//检查依赖模块
{
const auto &dependent_modules=T::GetDependentModules();
if(!dependent_modules.IsEmpty())
{
for(const AnsiIDName &name:dependent_modules)
{
GraphModule *dgm=gmm->GetModule(name,true);
if(!dgm)
return(nullptr);
dgm_map.Add(name,dgm);
}
}
}
GraphModule *gm=new T(gmm,dgm_map);
if(!gm->InitDependentModules(gmm))
{
delete gm;
return(nullptr);
}
if(!gm->Init())
{
delete gm;
return(nullptr);
}
return(gm);
}
};//template<typename T> class RegistryGraphModule:public GraphModuleFactory
#define REGISTRY_GRAPH_MODULE(Class) {RegistryGraphModuleFactory(#Class,new RegistryGraphModule<Class>);}
VK_NAMESPACE_END