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Diffstat (limited to 'src/libs/engine/EventBuffer.hpp')
-rw-r--r-- | src/libs/engine/EventBuffer.hpp | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/src/libs/engine/EventBuffer.hpp b/src/libs/engine/EventBuffer.hpp deleted file mode 100644 index 0c80d452..00000000 --- a/src/libs/engine/EventBuffer.hpp +++ /dev/null @@ -1,104 +0,0 @@ -/* This file is part of Ingen. - * Copyright (C) 2007 Dave Robillard <http://drobilla.net> - * - * Ingen is free software; you can redistribute it and/or modify it under the - * terms of the GNU General Public License as published by the Free Software - * Foundation; either version 2 of the License, or (at your option) any later - * version. - * - * Ingen is distributed in the hope that it will be useful, but WITHOUT ANY - * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS - * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef EVENTBUFFER_H -#define EVENTBUFFER_H - -#include <iostream> -#include <lv2ext/lv2_event.h> -#include <lv2ext/lv2_event_helpers.h> -#include "Buffer.hpp" -#include "interface/DataType.hpp" - -namespace Ingen { - - -class EventBuffer : public Buffer { -public: - EventBuffer(size_t capacity); - - ~EventBuffer(); - - void prepare_read(FrameTime start, SampleCount nframes); - void prepare_write(FrameTime start, SampleCount nframes); - - bool join(Buffer* buf); - void unjoin(); - - inline uint32_t this_nframes() const { return _this_nframes; } - inline uint32_t event_count() const { return _buf->event_count; } - - inline void* raw_data() { return _buf; } - inline const void* raw_data() const { return _buf; } - - inline LV2_Event_Buffer* local_data() { return _local_buf; } - inline const LV2_Event_Buffer* local_data() const { return _local_buf; } - - inline LV2_Event_Buffer* data() { return _buf; } - inline const LV2_Event_Buffer* data() const { return _buf; } - - void copy(const Buffer* src, size_t start_sample, size_t end_sample); - - inline void rewind() const { lv2_event_begin(&_iter, _buf); } - inline void clear() { reset(_this_nframes); } - inline void reset(SampleCount nframes) { - //std::cerr << this << " reset" << std::endl; - _this_nframes = nframes; - _latest_frames = 0; - _latest_subframes = 0; - _buf->event_count = 0; - _buf->size = 0; - rewind(); - } - - bool increment() const; - bool is_valid() const; - - uint32_t latest_frames() const { return _latest_frames; } - uint32_t latest_subframes() const { return _latest_subframes; } - - bool get_event(uint32_t* frames, - uint32_t* subframes, - uint16_t* type, - uint16_t* size, - uint8_t** data) const; - - bool append(uint32_t frames, - uint32_t subframes, - uint16_t type, - uint16_t size, - const uint8_t* data); - - bool append(const LV2_Event_Buffer* buf); - - bool merge(const EventBuffer& a, const EventBuffer& b); - -private: - LV2_Event_Buffer* _buf; ///< Contents (maybe belong to _joined_buf) - LV2_Event_Buffer* _local_buf; ///< Local contents - - mutable LV2_Event_Iterator _iter; ///< Iterator into _buf - - uint32_t _latest_frames; ///< Latest time of all events (frames) - uint32_t _latest_subframes; ///< Latest time of all events (subframes) - uint32_t _this_nframes; ///< Current cycle nframes -}; - - -} // namespace Ingen - -#endif // EVENTBUFFER_H |