diff options
Diffstat (limited to 'fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c')
| -rw-r--r-- | fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c b/fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c new file mode 100644 index 0000000..22c91a0 --- /dev/null +++ b/fw/cdc-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c @@ -0,0 +1,21 @@ +#include "ref.h"
+
+void ref_sin_cos_f32(
+ float32_t theta,
+ float32_t * pSinVal,
+ float32_t * pCosVal)
+{
+ //theta is given in degrees
+ *pSinVal = sinf(theta * 6.28318530717959f / 360.0f);
+ *pCosVal = cosf(theta * 6.28318530717959f / 360.0f);
+}
+
+void ref_sin_cos_q31(
+ q31_t theta,
+ q31_t * pSinVal,
+ q31_t * pCosVal)
+{
+ //theta is given in the range [-1,1) to represent [-pi,pi)
+ *pSinVal = (q31_t)(sinf((float32_t)theta * 3.14159265358979f / 2147483648.0f) * 2147483648.0f);
+ *pCosVal = (q31_t)(cosf((float32_t)theta * 3.14159265358979f / 2147483648.0f) * 2147483648.0f);
+}
|