rampeasy.c

来自「包含几个高效的矢量运算的数学函数」· C语言 代码 · 共 20 行

#include <vector.h>

#define abs(x) (x>0 ? (x) : (-x))

void ti_rampeasy(unsigned int y[], unsigned int a, unsigned int b, unsigned int n) {
	long la=a,lb=b;
	float inc=(float)(lb-la+(lb>la)*1+(lb<la)*-1);
	int incexp=16;
	inc/=(float)n;

	while(abs(inc)<=16383.99 && incexp) {
		inc*=2.0;
		incexp--;
	}

	ti_ramp(y,a,(int)inc,incexp,n);
}