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Side by Side Diff: content/browser/gpu/shader_disk_cache.h

Issue 2565223003: content: Move shader cache factory singleton into a separate file. (Closed)
Patch Set: Created 4 years ago
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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CONTENT_BROWSER_GPU_SHADER_DISK_CACHE_H_ 5 #ifndef CONTENT_BROWSER_GPU_SHADER_DISK_CACHE_H_
6 #define CONTENT_BROWSER_GPU_SHADER_DISK_CACHE_H_ 6 #define CONTENT_BROWSER_GPU_SHADER_DISK_CACHE_H_
7 7
8 #include <stdint.h> 8 #include <stdint.h>
9 9
10 #include <map> 10 #include <map>
11 #include <queue> 11 #include <queue>
12 #include <string> 12 #include <string>
13 13
14 #include "base/files/file_path.h" 14 #include "base/files/file_path.h"
15 #include "base/macros.h" 15 #include "base/macros.h"
16 #include "base/memory/ref_counted.h" 16 #include "base/memory/ref_counted.h"
17 #include "base/threading/thread_checker.h" 17 #include "base/threading/thread_checker.h"
18 #include "content/common/content_export.h" 18 #include "content/common/content_export.h"
19 #include "net/disk_cache/disk_cache.h" 19 #include "net/disk_cache/disk_cache.h"
20 20
21 namespace content { 21 namespace content {
22 22
23 class ShaderCacheFactory;
23 class ShaderDiskCacheEntry; 24 class ShaderDiskCacheEntry;
24 class ShaderDiskReadHelper; 25 class ShaderDiskReadHelper;
25 class ShaderClearHelper; 26 class ShaderClearHelper;
26 27
27 // ShaderDiskCache is the interface to the on disk cache for 28 // ShaderDiskCache is the interface to the on disk cache for
28 // GL shaders. 29 // GL shaders.
29 class CONTENT_EXPORT ShaderDiskCache 30 class CONTENT_EXPORT ShaderDiskCache
30 : public base::RefCounted<ShaderDiskCache> { 31 : public base::RefCounted<ShaderDiskCache> {
31 public: 32 public:
32 using ShaderLoadedCallback = 33 using ShaderLoadedCallback =
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after
64 // ERR_IO_PENDING, the |callback| will be invoked when all entries have 65 // ERR_IO_PENDING, the |callback| will be invoked when all entries have
65 // been written to the cache. 66 // been written to the cache.
66 int SetCacheCompleteCallback(const net::CompletionCallback& callback); 67 int SetCacheCompleteCallback(const net::CompletionCallback& callback);
67 68
68 private: 69 private:
69 friend class base::RefCounted<ShaderDiskCache>; 70 friend class base::RefCounted<ShaderDiskCache>;
70 friend class ShaderDiskCacheEntry; 71 friend class ShaderDiskCacheEntry;
71 friend class ShaderDiskReadHelper; 72 friend class ShaderDiskReadHelper;
72 friend class ShaderCacheFactory; 73 friend class ShaderCacheFactory;
73 74
74 explicit ShaderDiskCache(const base::FilePath& cache_path); 75 ShaderDiskCache(ShaderCacheFactory* factory,
76 const base::FilePath& cache_path);
75 ~ShaderDiskCache(); 77 ~ShaderDiskCache();
76 78
77 void Init(scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner); 79 void Init(scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner);
78 void CacheCreatedCallback(int rv); 80 void CacheCreatedCallback(int rv);
79 81
80 disk_cache::Backend* backend() { return backend_.get(); } 82 disk_cache::Backend* backend() { return backend_.get(); }
81 83
82 void EntryComplete(ShaderDiskCacheEntry* entry); 84 void EntryComplete(ShaderDiskCacheEntry* entry);
83 void ReadComplete(); 85 void ReadComplete();
84 86
87 ShaderCacheFactory* factory_;
85 bool cache_available_; 88 bool cache_available_;
86 base::FilePath cache_path_; 89 base::FilePath cache_path_;
87 bool is_initialized_; 90 bool is_initialized_;
88 net::CompletionCallback available_callback_; 91 net::CompletionCallback available_callback_;
89 net::CompletionCallback cache_complete_callback_; 92 net::CompletionCallback cache_complete_callback_;
90 ShaderLoadedCallback shader_loaded_callback_; 93 ShaderLoadedCallback shader_loaded_callback_;
91 94
92 std::unique_ptr<disk_cache::Backend> backend_; 95 std::unique_ptr<disk_cache::Backend> backend_;
93 96
94 std::unique_ptr<ShaderDiskReadHelper> helper_; 97 std::unique_ptr<ShaderDiskReadHelper> helper_;
95 std::unordered_map<ShaderDiskCacheEntry*, 98 std::unordered_map<ShaderDiskCacheEntry*,
96 std::unique_ptr<ShaderDiskCacheEntry>> 99 std::unique_ptr<ShaderDiskCacheEntry>>
97 entries_; 100 entries_;
98 101
99 DISALLOW_COPY_AND_ASSIGN(ShaderDiskCache); 102 DISALLOW_COPY_AND_ASSIGN(ShaderDiskCache);
100 }; 103 };
101 104
102 // ShaderCacheFactory maintains a cache of ShaderDiskCache objects 105 // ShaderCacheFactory maintains a cache of ShaderDiskCache objects
103 // so we only create one per profile directory. 106 // so we only create one per profile directory.
104 class CONTENT_EXPORT ShaderCacheFactory 107 class CONTENT_EXPORT ShaderCacheFactory
105 : NON_EXPORTED_BASE(public base::ThreadChecker) { 108 : NON_EXPORTED_BASE(public base::ThreadChecker) {
106 public: 109 public:
107 // Initializes the ShaderCacheFactory singleton instance. The singleton 110 explicit ShaderCacheFactory(
108 // instance is created and used in the thread associated with |task_runner|.
109 // |cache_task_runner| is associated with the thread responsible for managing
110 // the disk cache.
111 static void InitInstance(
112 scoped_refptr<base::SingleThreadTaskRunner> task_runner,
113 scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner); 111 scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner);
114 112 ~ShaderCacheFactory();
115 // Returns an instance previously created by InitInstance(). This can return
116 // nullptr if an instance has not yet been created.
117 static ShaderCacheFactory* GetInstance();
118 113
119 // Clear the shader disk cache for the given |path|. This supports unbounded 114 // Clear the shader disk cache for the given |path|. This supports unbounded
120 // deletes in either direction by using null Time values for either 115 // deletes in either direction by using null Time values for either
121 // |begin_time| or |end_time|. The |callback| will be executed when the 116 // |begin_time| or |end_time|. The |callback| will be executed when the
122 // clear is complete. 117 // clear is complete.
123 void ClearByPath(const base::FilePath& path, 118 void ClearByPath(const base::FilePath& path,
124 const base::Time& begin_time, 119 const base::Time& begin_time,
125 const base::Time& end_time, 120 const base::Time& end_time,
126 const base::Closure& callback); 121 const base::Closure& callback);
127 122
128 // Retrieve the shader disk cache for the provided |client_id|. 123 // Retrieve the shader disk cache for the provided |client_id|.
129 scoped_refptr<ShaderDiskCache> Get(int32_t client_id); 124 scoped_refptr<ShaderDiskCache> Get(int32_t client_id);
130 125
131 // Set the |path| to be used for the disk cache for |client_id|. 126 // Set the |path| to be used for the disk cache for |client_id|.
132 void SetCacheInfo(int32_t client_id, const base::FilePath& path); 127 void SetCacheInfo(int32_t client_id, const base::FilePath& path);
133 128
134 // Remove the path mapping for |client_id|. 129 // Remove the path mapping for |client_id|.
135 void RemoveCacheInfo(int32_t client_id); 130 void RemoveCacheInfo(int32_t client_id);
136 131
137 // Set the provided |cache| into the cache map for the given |path|. 132 // Set the provided |cache| into the cache map for the given |path|.
138 void AddToCache(const base::FilePath& path, ShaderDiskCache* cache); 133 void AddToCache(const base::FilePath& path, ShaderDiskCache* cache);
139 134
140 // Remove the provided |path| from our cache map. 135 // Remove the provided |path| from our cache map.
141 void RemoveFromCache(const base::FilePath& path); 136 void RemoveFromCache(const base::FilePath& path);
142 137
143 private: 138 private:
144 friend class ShaderClearHelper; 139 friend class ShaderClearHelper;
145 140
146 explicit ShaderCacheFactory(
147 scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner);
148 ~ShaderCacheFactory();
149
150 static void CreateFactoryInstance(
151 scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner);
152
153 scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner_; 141 scoped_refptr<base::SingleThreadTaskRunner> cache_task_runner_;
154 142
155 scoped_refptr<ShaderDiskCache> GetByPath(const base::FilePath& path); 143 scoped_refptr<ShaderDiskCache> GetByPath(const base::FilePath& path);
156 void CacheCleared(const base::FilePath& path); 144 void CacheCleared(const base::FilePath& path);
157 145
158 using ShaderCacheMap = std::map<base::FilePath, ShaderDiskCache*>; 146 using ShaderCacheMap = std::map<base::FilePath, ShaderDiskCache*>;
159 ShaderCacheMap shader_cache_map_; 147 ShaderCacheMap shader_cache_map_;
160 148
161 using ClientIdToPathMap = std::map<int32_t, base::FilePath>; 149 using ClientIdToPathMap = std::map<int32_t, base::FilePath>;
162 ClientIdToPathMap client_id_to_path_map_; 150 ClientIdToPathMap client_id_to_path_map_;
163 151
164 using ShaderClearQueue = std::queue<std::unique_ptr<ShaderClearHelper>>; 152 using ShaderClearQueue = std::queue<std::unique_ptr<ShaderClearHelper>>;
165 using ShaderClearMap = std::map<base::FilePath, ShaderClearQueue>; 153 using ShaderClearMap = std::map<base::FilePath, ShaderClearQueue>;
166 ShaderClearMap shader_clear_map_; 154 ShaderClearMap shader_clear_map_;
167 155
168 DISALLOW_COPY_AND_ASSIGN(ShaderCacheFactory); 156 DISALLOW_COPY_AND_ASSIGN(ShaderCacheFactory);
169 }; 157 };
170 158
171 } // namespace content 159 } // namespace content
172 160
173 #endif // CONTENT_BROWSER_GPU_SHADER_DISK_CACHE_H_ 161 #endif // CONTENT_BROWSER_GPU_SHADER_DISK_CACHE_H_
174
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