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o3de/Gems/ScriptCanvas/Code/Include/ScriptCanvas/Execution/NativeHostDefinitions.cpp

70 lines
1.9 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
#include "NativeHostDefinitions.h"
#include <AzCore/std/containers/unordered_map.h>
namespace NativeHostDefinitionsCPP
{
using namespace ScriptCanvas;
using FunctionMap = AZStd::unordered_map<AZStd::string, GraphStartFunction>;
FunctionMap s_functionMap;
}
namespace ScriptCanvas
{
bool CallNativeGraphStart(AZStd::string_view name, const RuntimeContext& context)
{
using namespace NativeHostDefinitionsCPP;
auto iter = s_functionMap.find(name);
if (iter != s_functionMap.end())
{
iter->second(context);
return true;
}
return false;
}
bool RegisterNativeGraphStart(AZStd::string_view name, GraphStartFunction function)
{
using namespace NativeHostDefinitionsCPP;
auto iter = s_functionMap.find(name);
if (iter == s_functionMap.end())
{
s_functionMap.insert({ name, function });
return true;
}
return false;
}
// this may never have to be necessary
bool UnregisterNativeGraphStart(AZStd::string_view name)
{
using namespace NativeHostDefinitionsCPP;
auto iter = s_functionMap.find(name);
if (iter != s_functionMap.end())
{
s_functionMap.erase(iter);
return true;
}
return false;
}
}