#include <gr_complex_to_xxx.h>
#include <gr_io_signature.h>
+#include <gr_math.h>
// ----------------------------------------------------------------
int noi = noutput_items * d_vlen;
for (int i = 0; i < noi; i++){
- out[i] = std::arg (in[i]);
+ // out[i] = std::arg (in[i]);
+ out[i] = gr_fast_atan2f(in[i]);
}
return noutput_items;
}
def test_complex_to_arg (self):
pi = math.pi
- expected_result = (0, pi/6, pi/4, pi/2, 3*pi/4, 7*pi/8,
- -pi/6, -pi/4, -pi/2, -3*pi/4, -7*pi/8)
- src_data = tuple ([math.cos (x) + math.sin (x) * 1j for x in expected_result])
+ input_data = (0, pi/6, pi/4, pi/2, 3*pi/4, 7*pi/8,
+ -pi/6, -pi/4, -pi/2, -3*pi/4, -7*pi/8)
+
+ expected_result = (0.0, # 0
+ 0.52382522821426392, # pi/6
+ 0.78539806604385376, # pi/4
+ 1.5707963705062866, # pi/2
+ 2.3561947345733643, # 3pi/4
+ 2.7491819858551025, # 7pi/8
+ -0.52382522821426392, # -pi/6
+ -0.78539806604385376, # -pi/4
+ -1.5707963705062866, # -pi/2
+ -2.3561947345733643, # -3pi/4
+ -2.7491819858551025) # -7pi/8
+
+ src_data = tuple ([math.cos (x) + math.sin (x) * 1j for x in input_data])
src = gr.vector_source_c (src_data)
op = gr.complex_to_arg ()
dst = gr.vector_sink_f ()
self.fg.connect (op, dst)
self.fg.run ()
actual_result = dst.data ()
+
self.assertFloatTuplesAlmostEqual (expected_result, actual_result, 5)