patchdata.h

#define SAMPLE_RATE 15734
#define SAMPLES_PER_FRAME ((SAMPLE_RATE)/60)
#define DEFAULT_VOLUME 0xff

#define WAVE_HEADER_LEN 44

#define PC_ENV_SPEED 0
#define PC_NOISE_PARAMS 1
#define PC_WAVE 2
#define PC_NOTE_UP 3
#define PC_NOTE_DOWN 4
#define PC_NOTE_CUT 5
#define PC_NOTE_HOLD 6
#define PC_ENV_VOL 7
#define PC_PITCH 8
#define PC_TREMOLO_LEVEL 9
#define PC_TREMOLO_RATE 10
#define PC_SLIDE 11
#define PC_SLIDE_SPEED 12
#define PC_LOOP_START 13
#define PC_LOOP_END 14
#define PATCH_END 255

#define NUM_WAVES 10

#define EXTRA_TIME 60

class PatchData : public wxTreeItemData {
  public:
    wxVector<long> data;

    PatchData();
    PatchData(const PatchData *p);
    ~PatchData();
    void stop();
    bool play(bool loop=false);
    void retrigger();
    bool generate_wave(wxVector<uint8_t> &out_data);
    wxString last_error;

  private:
    wxVector<uint8_t> wave_data;
    Mix_Chunk *wave;
    int channel;

    void free_chunk();
    void add_headers(wxVector<uint8_t> &out_data);
    bool is_noise_patch();
};