cc/texture_mailbox.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CC_TEXTURE_MAILBOX_H_
   6 #define CC_TEXTURE_MAILBOX_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/callback.h"
  12 #include "cc/cc_export.h"
  13 #include "cc/transferable_resource.h"
  14
  15 namespace cc {
  16
  17 class CC_EXPORT TextureMailbox {
  18  public:
  19   typedef base::Callback<void(unsigned)> ReleaseCallback;
  20   TextureMailbox();
  21   TextureMailbox(const std::string& mailbox_name,
  22                  const ReleaseCallback& callback);
  23   TextureMailbox(const Mailbox& mailbox_name,
  24                  const ReleaseCallback& callback);
  25   TextureMailbox(const Mailbox& mailbox_name,
  26                  const ReleaseCallback& callback,
  27                  unsigned sync_point);
  28
  29   ~TextureMailbox();
  30
  31   const ReleaseCallback& callback() const { return callback_; }
  32   const int8* data() const { return name_.name; }
  33   bool Equals(const Mailbox&) const;
  34   bool Equals(const TextureMailbox&) const;
  35   bool IsEmpty() const;
  36   const Mailbox& name() const { return name_; }
  37   void ResetSyncPoint() { sync_point_ = 0; }
  38   void RunReleaseCallback(unsigned sync_point) const;
  39   void SetName(const Mailbox&);
  40   unsigned sync_point() const { return sync_point_; }
  41
  42  private:
  43   Mailbox name_;
  44   ReleaseCallback callback_;
  45   unsigned sync_point_;
  46 };
  47
  48 }  // namespace cc
  49
  50 #endif  // CC_TEXTURE_MAILBOX_H_