rotate.c

SSD6网上教程全部练习及答案 原版的正确答案

#include <stdio.h>
#include <stdlib.h>
#include "defs.h"
#include "cache.h"


/* Here is an our naive implementation */
char rotate_descr[] = "Naive Row-wise Traversal of src";
void rotate(int dim, pixel *src, pixel *dst) {
	int i, j;

	for(i=0; i < dim; i++) {
		for(j=0; j < dim; j++) {
			COPY(&dst[PIXEL(dim-1-j,i,dim)], &src[PIXEL(i,j,dim)]);
		}
	}

	return;
}


/* Add additional functions to test here */
void register_rotate_functions() {
	add_rotate_function(&rotate, rotate_descr);
	
}