From 8996ee7580ed85b42b6399f9f64e29092ce21c41 Mon Sep 17 00:00:00 2001
From: axtlos <axtlos@disroot.org>
Date: Mon, 23 Sep 2024 23:01:51 +0200
Subject: Add cap,min,max functions

---
 src/extlib.c | 18 ++++++++++++++++++
 src/extlib.h |  9 +++++++++
 2 files changed, 27 insertions(+)

(limited to 'src')

diff --git a/src/extlib.c b/src/extlib.c
index e1fdb14..108e3e5 100644
--- a/src/extlib.c
+++ b/src/extlib.c
@@ -96,3 +96,21 @@ rrmdir (char *pathname)
         return err;
     return 0;
 }
+
+inline float
+min (float v, float min_v)
+{
+  return (v < min_v) ? min_v : v;
+}
+
+inline float
+max (float v, float max_v)
+{
+  return (v > max_v) ? max_v : v;
+}
+
+inline float
+cap (float v, float min_v, float max_v)
+{
+  return min(max(v, max_v), min_v);
+}
diff --git a/src/extlib.h b/src/extlib.h
index c62c374..c36b919 100644
--- a/src/extlib.h
+++ b/src/extlib.h
@@ -67,3 +67,12 @@ char *replace_str (char *s, char *old, char *replace);
 
 /// Join an array of strings into one string
 char *join_str (char **s, size_t len, char delim);
+
+/// Limit a value to a maximum
+float max (float v, float max_v);
+
+/// Limit a value to a minimum
+float min (float v, float min_v);
+
+/// Limit a value between min and max
+float cap (float v, float min_v, float max_v);
-- 
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