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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_RS_OBJECT_BASE_H
#define ANDROID_RS_OBJECT_BASE_H
#include "rsUtils.h"
namespace android {
namespace renderscript {
// An element is a group of Components that occupies one cell in a structure.
class ObjectBase
{
public:
ObjectBase();
virtual ~ObjectBase();
void incRef() const;
void decRef() const;
private:
mutable int32_t mRefCount;
};
template<class T>
class ObjectBaseRef
{
public:
ObjectBaseRef() {
mRef = NULL;
}
~ObjectBaseRef() {
clear();
}
void set(T *ref) {
if (mRef != ref) {
clear();
mRef = ref;
ref->incRef();
}
}
void clear() {
if (mRef) {
mRef->decRef();
}
mRef = NULL;
}
inline T * get() const {
return mRef;
}
inline T * operator-> () const {
return mRef;
}
protected:
T * mRef;
private:
ObjectBaseRef(const ObjectBaseRef &) {};
};
}
}
#endif //ANDROID_RS_OBJECT_BASE_H
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