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| author | jaseg <git@jaseg.net> | 2020-10-14 12:49:08 +0200 |
|---|---|---|
| committer | jaseg <git@jaseg.net> | 2020-10-14 12:49:08 +0200 |
| commit | 3559d845d29272050d4d44e18e0bb84e676e48ff (patch) | |
| tree | d8d6ce99e40b1a3745d76f0c9aac2f10e7286481 /fw/midi-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c | |
| parent | 491b2acaaa9db1798445f3e174e68ada7424fc33 (diff) | |
| parent | 6ab94e0b318884bbcb95e2ea3835f951502e1d99 (diff) | |
| download | minikbd-3559d845d29272050d4d44e18e0bb84e676e48ff.tar.gz minikbd-3559d845d29272050d4d44e18e0bb84e676e48ff.tar.bz2 minikbd-3559d845d29272050d4d44e18e0bb84e676e48ff.zip | |
Merge firmware and pcb repos
Diffstat (limited to 'fw/midi-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c')
| -rw-r--r-- | fw/midi-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fw/midi-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c b/fw/midi-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/FastMathFunctions/sin.c new file mode 100644 index 0000000..3f303a5 --- /dev/null +++ b/fw/midi-dials/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);
+}
|