From 6acf45a909ed61d7168ef82f40b6c5ac68e39451 Mon Sep 17 00:00:00 2001
From: "J.A. de Jong - Redu-Sone B.V., ASCEE V.O.F" <j.a.dejong@ascee.nl>
Date: Mon, 9 Mar 2020 15:49:25 +0100
Subject: [PATCH] Some minor fixes in siggen and ln to also work with
 (untested) 32-bit floats

---
 lasp/c/lasp_math_raw.h | 2 ++
 lasp/c/lasp_siggen.c   | 6 +++---
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/lasp/c/lasp_math_raw.h b/lasp/c/lasp_math_raw.h
index 376aec6..c707cd7 100644
--- a/lasp/c/lasp_math_raw.h
+++ b/lasp/c/lasp_math_raw.h
@@ -35,6 +35,7 @@
 #define d_cos cos
 #define d_pow pow
 #define d_log10 log10
+#define d_ln log
 #define d_epsilon (DBL_EPSILON)
 
 #else  // LASP_DOUBLE_PRECISION not defined
@@ -51,6 +52,7 @@
 #define d_cos cosf
 #define d_pow powf
 #define d_log10 log10f
+#define d_ln logf
 #define d_epsilon (FLT_EPSILON)
 #endif // LASP_DOUBLE_PRECISION
 
diff --git a/lasp/c/lasp_siggen.c b/lasp/c/lasp_siggen.c
index 7be2d56..2e07746 100644
--- a/lasp/c/lasp_siggen.c
+++ b/lasp/c/lasp_siggen.c
@@ -83,7 +83,7 @@ Siggen* Siggen_Noise_create(const d fs, const d level_dB, Sosfilterbank* colorfi
     fsTRACE(15);
 
     Siggen* noise = Siggen_create(NOISE, fs, level_dB);
-    dbgassert(sizeof(noiseSpecific) <= sizeof(noise->private_data),
+    dbgassert(sizeof(NoiseSpecific) <= sizeof(noise->private_data),
             "Allocated memory too small");
     NoiseSpecific* wn = (NoiseSpecific*) noise->private_data;
     wn->phase = 0;
@@ -264,9 +264,9 @@ static void noise_genSignal(Siggen* siggen, NoiseSpecific* wn, vd* samples) {
                 S = V1 * V1 + V2 * V2;
             } while(S >= 1 || S == 0);
 
-            X = V1 * sqrt(-2 * d_log(S) / S);
+            X = V1 * sqrt(-2 * d_ln(S) / S);
         } else
-            X = V2 * sqrt(-2 * d_log(S) / S);
+            X = V2 * sqrt(-2 * d_ln(S) / S);
 
         phase = 1 - phase;