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path: root/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c
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Diffstat (limited to 'Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c')
-rw-r--r--Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c
new file mode 100644
index 0000000..3f303a5
--- /dev/null
+++ b/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c
@@ -0,0 +1,11 @@
+#include "ref.h"
+
+q31_t ref_sin_q31(q31_t x)
+{
+ return (q31_t)(sinf((float32_t)x * 6.28318530717959f / 2147483648.0f) * 2147483648.0f);
+}
+
+q15_t ref_sin_q15(q15_t x)
+{
+ return (q15_t)(sinf((float32_t)x * 6.28318530717959f / 32768.0f) * 32768.0f);
+}