Atmel Software Framework

vect_dsp16_complex_abs.c File Reference
#include "dsp.h"
#include "preprocessor.h"

Macros

#define DSP16_COMPLEX_ABS(x_num, data)
 
#define DSP16_COMPLEX_ABS_KERNEL_X_FCT(x_num, data)
 

Functions

void dsp16_vect_complex_abs (dsp16_t *vect1, dsp16_complex_t *vect2, int size)
 16-bit fixed point version of the complex vector absolute function. More...
 
static void dsp16_vect_complex_abs_kernel_x0 (dsp16_t *vect1, dsp16_complex_t *vect2)
 

#define DSP16_COMPLEX_ABS (   x_num,
  data 
)
Value:
temp1 = vect2[x_num].real; \
temp1 = (temp1*temp1) >> DSP16_QB; \
temp2 = vect2[x_num].imag; \
temp2 = (temp2*temp2) >> DSP16_QB; \
vect1[x_num] = dsp16_op_sqrt(temp1 + temp2);
A_ALIGNED dsp16_complex_t vect1[SIZE]
The output buffer.
Definition: examples/dsp16_complex_fft/complex_fft_example.c:96
#define DSP16_QB
number of fractional bits
Definition: dsp_types.h:144
A_ALIGNED dsp16_t vect2[SIZE]
The input signal resulting from a multiplication between a cosine and a sine.
Definition: examples/dsp16_complex_fft/complex_fft_example.c:99
dsp16_t dsp16_op_sqrt(dsp16_t num)
16-bit fixed point version of the square root function.
Definition: op_dsp16_fix_sqrt.c:62

Referenced by dsp16_vect_complex_abs().

#define DSP16_COMPLEX_ABS_KERNEL_X_FCT (   x_num,
  data 
)
Value:
static void TPASTE2(dsp16_vect_complex_abs_kernel_x, x_num)(dsp16_t *vect1, dsp16_complex_t *vect2) \
{ \
S32 temp1, temp2; \
}
#define DSP16_COMPLEX_ABS(x_num, data)
Definition: vect_dsp16_complex_abs.c:53
16-bit complex signed fixed point type
Definition: dsp_types.h:216
int32_t S32
32-bit signed integer.
Definition: compiler.h:224
A_ALIGNED dsp16_complex_t vect1[SIZE]
The output buffer.
Definition: examples/dsp16_complex_fft/complex_fft_example.c:96
dsp16_t__ dsp16_t
16-bit signed fixed point type optimized for 32-bit or lower microcontrollers
Definition: dsp_types.h:199
A_ALIGNED dsp16_t vect2[SIZE]
The input signal resulting from a multiplication between a cosine and a sine.
Definition: examples/dsp16_complex_fft/complex_fft_example.c:99
#define TPASTE2(a, b)
Definition: tpaste.h:68
MREPEAT(AVR32_INTC_NUM_INT_GRPS, DECL_INT_LINE_HANDLER_TABLE,~)

static void dsp16_vect_complex_abs_kernel_x0 ( dsp16_t vect1,
dsp16_complex_t vect2 
)
static

Referenced by dsp16_vect_complex_abs().