From 27987d1af79699f2c7532a3013f7c142825ceb85 Mon Sep 17 00:00:00 2001
From: Boris Stefanovic <owldev@bluewin.ch>
Date: Tue, 24 May 2022 16:12:25 +0200
Subject: [PATCH] ADD: distance and argv usage
---
src/distance.c | 13 +++++++++----
src/main.c | 9 ++++++++-
2 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/src/distance.c b/src/distance.c
index 79c24d2..922e240 100644
--- a/src/distance.c
+++ b/src/distance.c
@@ -20,9 +20,7 @@ double distance_euclid_int(const vector_int_t* p1, const vector_int_t* p2) {
return sqrt((double) acc);
}
-inline int_t
-
-abs_diff(const int_t a1, const int_t a2) {
+int_t abs_diff(const int_t a1, const int_t a2) {
int_t diff = a2 - a1;
return diff >= 0 ? diff : -diff;
}
@@ -39,5 +37,12 @@ double distance_manhattan_int(const vector_int_t* p1, const vector_int_t* p2) {
}
double distance_chebyshev_int(const vector_int_t* p1, const vector_int_t* p2) {
- return ERROR;
+ if (p1->dim != p2->dim)return ERROR;
+ int_t max = ERROR;
+ int_t item;
+ for (size_t i = 0; i < p1->dim; ++i) {
+ item = abs_diff(p1->data[i], p2->data[i]);
+ if (item > max) max = item;
+ }
+ return (double) max;
}
diff --git a/src/main.c b/src/main.c
index 58fde71..d675d0b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,6 +1,13 @@
+#include <stdio.h>
#include <stdlib.h>
-int main(int argc, char **argv) {
+int main(int argc, char** argv) {
+ fprintf(stderr, "USAGE: %s <INPUT_FILE> <OUTPUT_FILE>\n", argv[0]);
+ char* ipath = "/dev/stdin";
+ char* opath = "/dev/stdout";
+ if (argc > 1) ipath = argv[1];
+ if (argc > 2) opath = argv[2];
+ // TODO
return EXIT_SUCCESS;
}
--
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