1 /*
2 ** Copyright 2006, The Android Open Source Project
3 **
4 ** Licensed under the Apache License, Version 2.0 (the "License");
5 ** you may not use this file except in compliance with the License.
6 ** You may obtain a copy of the License at
7 **
8 **     http://www.apache.org/licenses/LICENSE-2.0
9 **
10 ** Unless required by applicable law or agreed to in writing, software
11 ** distributed under the License is distributed on an "AS IS" BASIS,
12 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 ** See the License for the specific language governing permissions and
14 ** limitations under the License.
15 */
16 
17 #ifndef ANDROID_OPENGLES_TOKEN_MANAGER_H
18 #define ANDROID_OPENGLES_TOKEN_MANAGER_H
19 
20 #include <stdint.h>
21 #include <stddef.h>
22 #include <sys/types.h>
23 
24 #include <utils/threads.h>
25 
26 #include <GLES/gl.h>
27 
28 #include "Tokenizer.h"
29 
30 namespace android {
31 
32 // ----------------------------------------------------------------------------
33 
34 class TokenManager
35 {
36 public:
37                 TokenManager();
38                 ~TokenManager();
39 
40     status_t    getToken(GLsizei n, GLuint *tokens);
41     void        recycleTokens(GLsizei n, const GLuint *tokens);
42     bool        isTokenValid(GLuint token) const;
43 
44 private:
45     mutable Mutex   mLock;
46     Tokenizer       mTokenizer;
47 };
48 
49 // ----------------------------------------------------------------------------
50 }; // namespace android
51 
52 #endif // ANDROID_OPENGLES_TOKEN_MANAGER_H
53 
54