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path: root/fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/scale.c
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Diffstat (limited to 'fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/scale.c')
-rw-r--r--fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/scale.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/scale.c b/fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/scale.c
deleted file mode 100644
index 5ab655c..0000000
--- a/fw/hid-dials/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/BasicMathFunctions/scale.c
+++ /dev/null
@@ -1,69 +0,0 @@
-#include "ref.h"
-
-void ref_scale_f32(
- float32_t * pSrc,
- float32_t scale,
- float32_t * pDst,
- uint32_t blockSize)
-{
- uint32_t i;
-
- for(i=0;i<blockSize;i++)
- {
- pDst[i] = pSrc[i] * scale;
- }
-}
-
-void ref_scale_q31(
- q31_t * pSrc,
- q31_t scaleFract,
- int8_t shift,
- q31_t * pDst,
- uint32_t blockSize)
-{
- uint32_t i;
- int8_t kShift = shift + 1; /* Shift to apply after scaling */
- int8_t sign = (kShift & 0x80);
- q63_t temp;
-
- for(i=0;i<blockSize;i++)
- {
- temp = ((q63_t) pSrc[i] * scaleFract) >> 32;
- if (sign)
- pDst[i] = temp >> -kShift;
- else
- pDst[i] = ref_sat_q31( (q63_t)temp << kShift );
- }
-}
-
-void ref_scale_q15(
- q15_t * pSrc,
- q15_t scaleFract,
- int8_t shift,
- q15_t * pDst,
- uint32_t blockSize)
-{
- uint32_t i;
- int8_t kShift = 15 - shift; /* Shift to apply after scaling */
-
- for(i=0;i<blockSize;i++)
- {
- pDst[i] = ref_sat_q15(((q31_t) pSrc[i] * scaleFract) >> kShift);
- }
-}
-
-void ref_scale_q7(
- q7_t * pSrc,
- q7_t scaleFract,
- int8_t shift,
- q7_t * pDst,
- uint32_t blockSize)
-{
- uint32_t i;
- int8_t kShift = 7 - shift; /* Shift to apply after scaling */
-
- for(i=0;i<blockSize;i++)
- {
- pDst[i] = ref_sat_q7(((q15_t) pSrc[i] * scaleFract) >> kShift);
- }
-}