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libdsp: Fix compile error with the standard math library

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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.
This commit is contained in:
baggio63446333 2021-12-02 19:04:47 +09:00 committed by Mateusz Szafoni
parent b65c7c26cf
commit 917f1a64ad
1 changed files with 10 additions and 0 deletions
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10
include/dsp.h
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@ -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)