From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Tue, 15 Feb 2022 08:18:31 +0000 (+1100)
Subject: neatogen: replace float-casted calls to 'sqrt' with calls to 'sqrtf'
X-Git-Tag: 3.0.0~26^2~6
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6e299c3dcb81582d364357d18dd206448c0df859;p=graphviz

neatogen: replace float-casted calls to 'sqrt' with calls to 'sqrtf'

This is simpler, more efficient, and clearer to the compiler.
---

diff --git a/lib/neatogen/matrix_ops.c b/lib/neatogen/matrix_ops.c
index 85d8ab370..d13ced562 100644
--- a/lib/neatogen/matrix_ops.c
+++ b/lib/neatogen/matrix_ops.c
@@ -612,7 +612,7 @@ void sqrt_vec(int n, float *vec)
 {
     int i;
     for (i = 0; i < n; i++) {
-	vec[i] = (float) sqrt(vec[i]);
+	vec[i] = sqrtf(vec[i]);
     }
 }
 
@@ -622,7 +622,7 @@ void sqrt_vecf(int n, float *source, float *target)
     float v;
     for (i = 0; i < n; i++) {
 	if ((v = source[i]) >= 0.0) {
-	    target[i] = (float) sqrt(v);
+	    target[i] = sqrtf(v);
 	}
     }
 }
@@ -633,7 +633,7 @@ void invert_sqrt_vec(int n, float *vec)
     float v;
     for (i = 0; i < n; i++) {
 	if ((v = vec[i]) > 0.0) {
-	    vec[i] = 1.0f / (float) sqrt(v);
+	    vec[i] = 1.0f / sqrtf(v);
 	}
     }
 }