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-rw-r--r--libs/rs/rsObjectBase.h167
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diff --git a/libs/rs/rsObjectBase.h b/libs/rs/rsObjectBase.h
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--- a/libs/rs/rsObjectBase.h
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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"
-#include "rsDefines.h"
-
-#define RS_OBJECT_DEBUG 0
-
-#include <utils/CallStack.h>
-
-namespace android {
-namespace renderscript {
-
-class Context;
-class OStream;
-
-// An element is a group of Components that occupies one cell in a structure.
-class ObjectBase {
-public:
- ObjectBase(Context *rsc);
-
- void incSysRef() const;
- bool decSysRef() const;
-
- void incUserRef() const;
- bool decUserRef() const;
- bool zeroUserRef() const;
-
- static bool checkDelete(const ObjectBase *);
-
- const char * getName() const {
- return mName.string();
- }
- void setName(const char *);
- void setName(const char *, uint32_t len);
-
- Context * getContext() const {return mRSC;}
- virtual bool freeChildren();
-
- static void zeroAllUserRef(Context *rsc);
- static void freeAllChildren(Context *rsc);
- static void dumpAll(Context *rsc);
-
- virtual void dumpLOGV(const char *prefix) const;
- virtual void serialize(OStream *stream) const = 0;
- virtual RsA3DClassID getClassId() const = 0;
-
- static bool isValid(const Context *rsc, const ObjectBase *obj);
-
- // The async lock is taken during object creation in non-rs threads
- // and object deletion in the rs thread.
- static void asyncLock();
- static void asyncUnlock();
-
-protected:
- // Called inside the async lock for any object list management that is
- // necessary in derived classes.
- virtual void preDestroy() const;
-
- Context *mRSC;
- virtual ~ObjectBase();
-
-private:
- static pthread_mutex_t gObjectInitMutex;
-
- void add() const;
- void remove() const;
-
- String8 mName;
- mutable int32_t mSysRefCount;
- mutable int32_t mUserRefCount;
-
- mutable const ObjectBase * mPrev;
- mutable const ObjectBase * mNext;
-
-#if RS_OBJECT_DEBUG
- CallStack mStack;
-#endif
-
-};
-
-template<class T>
-class ObjectBaseRef {
-public:
- ObjectBaseRef() {
- mRef = NULL;
- }
-
- ObjectBaseRef(const ObjectBaseRef &ref) {
- mRef = ref.get();
- if (mRef) {
- mRef->incSysRef();
- }
- }
-
- ObjectBaseRef(T *ref) {
- mRef = ref;
- if (mRef) {
- ref->incSysRef();
- }
- }
-
- ObjectBaseRef & operator= (const ObjectBaseRef &ref) {
- if (&ref != this) {
- set(ref);
- }
- return *this;
- }
-
- ~ObjectBaseRef() {
- clear();
- }
-
- void set(T *ref) {
- if (mRef != ref) {
- clear();
- mRef = ref;
- if (mRef) {
- ref->incSysRef();
- }
- }
- }
-
- void set(const ObjectBaseRef &ref) {
- set(ref.mRef);
- }
-
- void clear() {
- if (mRef) {
- mRef->decSysRef();
- }
- mRef = NULL;
- }
-
- inline T * get() const {
- return mRef;
- }
-
- inline T * operator-> () const {
- return mRef;
- }
-
-protected:
- T * mRef;
-};
-
-}
-}
-
-#endif //ANDROID_RS_OBJECT_BASE_H
-