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-rw-r--r--src/engine/AudioBuffer.hpp72
1 files changed, 41 insertions, 31 deletions
diff --git a/src/engine/AudioBuffer.hpp b/src/engine/AudioBuffer.hpp
index d072ddb3..7a8d119d 100644
--- a/src/engine/AudioBuffer.hpp
+++ b/src/engine/AudioBuffer.hpp
@@ -18,64 +18,74 @@
#ifndef AUDIOBUFFER_H
#define AUDIOBUFFER_H
+#include <iostream>
#include <cstddef>
#include <cassert>
#include <boost/utility.hpp>
#include "types.hpp"
-#include "Buffer.hpp"
+#include "ObjectBuffer.hpp"
+
+using namespace std;
namespace Ingen {
-class AudioBuffer : public Buffer
+class AudioBuffer : public ObjectBuffer
{
public:
- AudioBuffer(size_t capacity);
+ AudioBuffer(Shared::DataType type, size_t capacity);
void clear();
+
void set_value(Sample val, FrameTime cycle_start, FrameTime time);
void set_block(Sample val, size_t start_offset, size_t end_offset);
- void scale(Sample val, size_t start_sample, size_t end_sample);
- void copy(const Buffer* src, size_t start_sample, size_t end_sample);
+ void copy(const Sample* src, size_t start_sample, size_t end_sample);
void copy(Context& context, const Buffer* src);
- void accumulate(const AudioBuffer* src, size_t start_sample, size_t end_sample);
-
- bool join(Buffer* buf);
- void unjoin();
-
- /** For driver use only!! */
- void set_data(Sample* data);
-
- inline const void* raw_data() const { return _data; }
- inline void* raw_data() { return _data; }
-
- inline Sample* data() const { return _data; }
+ void mix(Context& context, const Buffer* src);
+
+ inline Sample* data() const {
+ switch (_port_type.symbol()) {
+ case Shared::DataType::CONTROL:
+ return (Sample*)object()->body;
+ case Shared::DataType::AUDIO:
+ return (Sample*)(object()->body + sizeof(LV2_Vector_Body));
+ default:
+ return NULL;
+ }
+ }
+
+ inline SampleCount nframes() const {
+ SampleCount ret = 0;
+ switch (_port_type.symbol()) {
+ case Shared::DataType::CONTROL:
+ ret = 1;
+ break;
+ case Shared::DataType::AUDIO:
+ ret = (_size - sizeof(LV2_Object) - sizeof(LV2_Vector_Body)) / sizeof(Sample);
+ break;
+ default:
+ ret = 0;
+ }
+ return ret;
+ }
inline Sample& value_at(size_t offset) const
- { assert(offset < _size); return data()[offset]; }
+ { assert(offset < nframes()); return data()[offset]; }
void prepare_read(Context& context);
void prepare_write(Context& context) {}
void resize(size_t size);
- void filled_size(size_t size) { _filled_size = size; }
- size_t filled_size() const { return _filled_size; }
- size_t size() const { return _size; }
-
private:
enum State { OK, HALF_SET_CYCLE_1, HALF_SET_CYCLE_2 };
- void alloc_local_data(size_t size);
- void allocate();
- void deallocate();
+ LV2_Vector_Body* vector() { return(LV2_Vector_Body*)object()->body; }
- Sample* _data; ///< Used data pointer (probably same as _local_data)
- Sample* _local_data; ///< Locally allocated buffer (possibly unused if joined or set_data used)
- size_t _filled_size; ///< Usable buffer size (for MIDI ports etc)
- State _state; ///< State of buffer for setting values next cycle
- Sample _set_value; ///< Value set by set_value (for completing the set next cycle)
- FrameTime _set_time; ///< Time _set_value was set (to reset next cycle)
+ Shared::DataType _port_type; ///< Type of port this buffer is for
+ State _state; ///< State of buffer for setting values next cycle
+ Sample _set_value; ///< Value set by set_value (for completing the set next cycle)
+ FrameTime _set_time; ///< Time _set_value was set (to reset next cycle)
};