blob: d9f5f3ba124934704481544b97afe8280eced53d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
/*
* 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"
#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
|
