WebSVN – libOLED – Blame – /trunk/inc/libOLED/ap_math.h

Rev	Author	Line No.	Line
4	mjames	1	/*
		2	* ap_math.h
		3	*
		4	* Created on: 31 Jan 2016
		5	* Author: Mike
		6	*/
		7
		8	#pragma once
		9
		10	#include <cstdint>
		11
		12
		13	class ap_math
		14	{
		15	public:
		16	ap_math ();
		17
		18	int
		19	ap_sin (int angle);
		20
		21	int
		22	ap_cos (int angle);
		23
		24	unsigned const AP_K = 256;
		25
		26	int AP_SCALE(int x) {return x/AP_K; };
		27
		28	/* the number of steps in 90 degrees */
		29	static int const SINE_SCALING = 4;
		30	static int const SINE_STEPS = (90*SINE_SCALING);
		31
		32	private:
		33
		34
		35
		36	uint8_t sintab[SINE_STEPS];
		37
		38	};
		39

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