#ifndef SYNTHDATA_H
#define SYNTHDATA_H

#define WAVE_PERIOD             262144
#define EXP_TABLE_LEN			32768
#define EXP2_DEPTH				15
#define EXP2_BUF_LEN			(1<<EXP2_DEPTH)

class SynthData
{
	protected:
		SynthData();

	public:
		float wave_sine[WAVE_PERIOD];
		float wave_saw[WAVE_PERIOD];
		float wave_saw2[WAVE_PERIOD];
		float wave_rect[WAVE_PERIOD];
		float wave_tri[WAVE_PERIOD];
		float exp_data[EXP_TABLE_LEN];
		float exp2_data[EXP2_BUF_LEN];

		float exp_table(float x) const;
		float exp2_table(float) const;

		static const SynthData &instance() { return single_instance_; }

	private:
		static SynthData single_instance_;
};

#endif