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The following commit(s) were added to refs/heads/master by this push:
new 917f1a6 libdsp: Fix compile error with the standard math library
917f1a6 is described below
commit 917f1a64ad79705f8b5e541e6749394dbda2c21d
Author: baggio63446333 <[email protected]>
AuthorDate: Thu Dec 2 19:04:47 2021 +0900
libdsp: Fix compile error with the standard math library
The libdsp uses M_PI_F and M_PI_2_F which are defined only in the NuttX
math library. Fix an compile error when CONFIG_LIBM is disabled and the
other math library is used.
---
include/dsp.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/include/dsp.h b/include/dsp.h
index 5c32749..fa30f91 100644
--- a/include/dsp.h
+++ b/include/dsp.h
@@ -70,6 +70,16 @@
/* Some lib constants *******************************************************/
+/* These are defined only in the NuttX math library */
+
+#ifndef M_PI_F
+#define M_PI_F ((float)M_PI)
+#endif
+
+#ifndef M_PI_2_F
+#define M_PI_2_F ((float)M_PI_2)
+#endif
+
/* Motor electrical angle is in range 0.0 to 2*PI */
#define MOTOR_ANGLE_E_MAX (2.0f*M_PI_F)
