diff options
Diffstat (limited to 'src/engine/Buffer.hpp')
| -rw-r--r-- | src/engine/Buffer.hpp | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/src/engine/Buffer.hpp b/src/engine/Buffer.hpp index 160e6144..61455603 100644 --- a/src/engine/Buffer.hpp +++ b/src/engine/Buffer.hpp @@ -15,28 +15,33 @@ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#ifndef BUFFER_H -#define BUFFER_H +#ifndef BUFFER_HPP +#define BUFFER_HPP #include <cstddef> #include <cassert> #include <boost/utility.hpp> +#include <boost/intrusive_ptr.hpp> #include "raul/Deletable.hpp" #include "raul/SharedPtr.hpp" -#include "types.hpp" #include "interface/PortType.hpp" +#include "types.hpp" +#include "BufferFactory.hpp" namespace Ingen { class Context; class Engine; +class BufferFactory; class Buffer : public boost::noncopyable, public Raul::Deletable { public: - Buffer(Shared::PortType type, size_t size) - : _type(type) + Buffer(BufferFactory& factory, Shared::PortType type, size_t size) + : _factory(factory) + , _type(type) , _size(size) + , _refs(0) {} /** Clear contents and reset state */ @@ -58,7 +63,16 @@ public: Shared::PortType type() const { return _type; } size_t size() const { return _size; } + inline void ref() { ++_refs; } + + inline void deref() { + assert(_refs > 0); + if ((--_refs) == 0) + _factory.recycle(this); + } + protected: + BufferFactory& _factory; Shared::PortType _type; size_t _size; @@ -67,9 +81,16 @@ protected: private: Buffer* _next; ///< Intrusive linked list for BufferFactory + size_t _refs; ///< Intrusive reference count for intrusive_ptr }; - } // namespace Ingen -#endif // BUFFER_H + +namespace boost { + inline void intrusive_ptr_add_ref(Ingen::Buffer* b) { b->ref(); } + inline void intrusive_ptr_release(Ingen::Buffer* b) { b->deref(); } +} + + +#endif // BUFFER_HPP |