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Searched refs:M_PI (Results 1 – 25 of 100) sorted by relevance

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/external/flac/libFLAC/
Dwindow.c71 …window[n] = (FLAC__real)(0.62f - 0.48f * fabs((float)n/(float)N-0.5f) - 0.38f * cos(2.0f * M_PI * … in FLAC__window_bartlett_hann()
80 …window[n] = (FLAC__real)(0.42f - 0.5f * cos(2.0f * M_PI * n / N) + 0.08f * cos(4.0f * M_PI * n / N… in FLAC__window_blackman()
90 …l)(0.35875f - 0.48829f * cos(2.0f * M_PI * n / N) + 0.14128f * cos(4.0f * M_PI * n / N) - 0.01168f… in FLAC__window_blackman_harris_4term_92db_sidelobe()
112 … 1.93f * cos(2.0f * M_PI * n / N) + 1.29f * cos(4.0f * M_PI * n / N) - 0.388f * cos(6.0f * M_PI * … in FLAC__window_flattop()
133 window[n] = (FLAC__real)(0.54f - 0.46f * cos(2.0f * M_PI * n / N)); in FLAC__window_hamming()
142 window[n] = (FLAC__real)(0.5f - 0.5f * cos(2.0f * M_PI * n / N)); in FLAC__window_hann()
151 …C__real)(0.402f - 0.498f * cos(2.0f * M_PI * n / N) + 0.098f * cos(4.0f * M_PI * n / N) - 0.001f *… in FLAC__window_kaiser_bessel()
160 …C__real)(0.3635819f - 0.4891775f*cos(2.0f*M_PI*n/N) + 0.1365995f*cos(4.0f*M_PI*n/N) - 0.0106411f*c… in FLAC__window_nuttall()
203 window[n] = (FLAC__real)(0.5f - 0.5f * cos(M_PI * n / Np)); in FLAC__window_tukey()
204 window[L-Np-1+n] = (FLAC__real)(0.5f - 0.5f * cos(M_PI * (n+Np) / Np)); in FLAC__window_tukey()
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/external/webrtc/webrtc/modules/audio_processing/beamformer/
Dnonlinear_beamformer_unittest.cc60 Verify(&bf, static_cast<float>(M_PI) / 2.f); in TEST()
61 AimAndVerify(&bf, static_cast<float>(M_PI) / 3.f); in TEST()
62 AimAndVerify(&bf, 3.f * static_cast<float>(M_PI) / 4.f); in TEST()
63 AimAndVerify(&bf, static_cast<float>(M_PI) / 6.f); in TEST()
64 AimAndVerify(&bf, static_cast<float>(M_PI)); in TEST()
77 EXPECT_FLOAT_EQ(M_PI / 2.f - bf.away_radians_, in TEST()
79 EXPECT_FLOAT_EQ(M_PI / 2.f + bf.away_radians_, in TEST()
83 EXPECT_FLOAT_EQ(M_PI - bf.away_radians_ / 2.f, in TEST()
98 EXPECT_FLOAT_EQ(M_PI / 2.f - bf.away_radians_, in TEST()
100 EXPECT_FLOAT_EQ(M_PI / 2.f + bf.away_radians_, in TEST()
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Darray_util_unittest.cc160 EXPECT_FLOAT_EQ(static_cast<float>(M_PI) / 6.f, DegreesToRadians(30.f)); in TEST()
161 EXPECT_FLOAT_EQ(-static_cast<float>(M_PI) / 4.f, DegreesToRadians(-45.f)); in TEST()
162 EXPECT_FLOAT_EQ(static_cast<float>(M_PI) / 3.f, DegreesToRadians(60.f)); in TEST()
163 EXPECT_FLOAT_EQ(-static_cast<float>(M_PI) / 2.f, DegreesToRadians(-90.f)); in TEST()
164 EXPECT_FLOAT_EQ(2.f * static_cast<float>(M_PI) / 3.f, in TEST()
166 EXPECT_FLOAT_EQ(-3.f * static_cast<float>(M_PI) / 4.f, in TEST()
168 EXPECT_FLOAT_EQ(5.f * static_cast<float>(M_PI) / 6.f, in TEST()
170 EXPECT_FLOAT_EQ(-static_cast<float>(M_PI), DegreesToRadians(-180.f)); in TEST()
175 EXPECT_FLOAT_EQ(30.f, RadiansToDegrees(M_PI / 6.f)); in TEST()
176 EXPECT_FLOAT_EQ(-45.f, RadiansToDegrees(-M_PI / 4.f)); in TEST()
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/external/mesa3d/src/gallium/drivers/llvmpipe/
Dlp_test_arit.c224 -5*M_PI/4,
225 -4*M_PI/4,
226 -4*M_PI/4,
227 -3*M_PI/4,
228 -2*M_PI/4,
229 -1*M_PI/4,
230 1*M_PI/4,
231 2*M_PI/4,
232 3*M_PI/4,
233 4*M_PI/4,
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/external/mesa3d/src/gallium/drivers/i915/
Di915_fpc_translate.c45 #ifndef M_PI
46 #define M_PI 3.14159265358979323846 macro
96 static const float sin_constants[4] = { 2.0 * M_PI,
97 -8.0f * M_PI * M_PI * M_PI / (3 * 2 * 1),
98 32.0f * M_PI * M_PI * M_PI * M_PI * M_PI / (5 * 4 * 3 * 2 * 1),
99 -128.0f * M_PI * M_PI * M_PI * M_PI * M_PI * M_PI * M_PI / (7 * 6 * 5 * 4 * 3 * 2 * 1)
104 -4.0f * M_PI * M_PI / (2 * 1),
105 16.0f * M_PI * M_PI * M_PI * M_PI / (4 * 3 * 2 * 1),
106 -64.0f * M_PI * M_PI * M_PI * M_PI * M_PI * M_PI / (6 * 5 * 4 * 3 * 2 * 1)
540 src0, i915_emit_const1f(p, 1.0f / (float) (M_PI * 2.0)), 0); in i915_translate_instruction()
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/external/adhd/cras/src/dsp/
Dbiquad.c26 #ifndef M_PI
27 #define M_PI 3.14159265358979323846 macro
55 double theta = M_PI * cutoff; in biquad_lowpass()
90 double theta = M_PI * cutoff; in biquad_highpass()
122 double w0 = M_PI * frequency; in biquad_bandpass()
164 double w0 = M_PI * frequency; in biquad_lowshelf()
199 double w0 = M_PI * frequency; in biquad_highshelf()
235 double w0 = M_PI * frequency; in biquad_peaking()
270 double w0 = M_PI * frequency; in biquad_notch()
305 double w0 = M_PI * frequency; in biquad_allpass()
/external/eigen/doc/snippets/
DCwise_sin.cpp1 Array3d v(M_PI, M_PI/2, M_PI/3);
DCwise_tan.cpp1 Array3d v(M_PI, M_PI/2, M_PI/3);
DCwise_cos.cpp1 Array3d v(M_PI, M_PI/2, M_PI/3);
DAngleAxis_mimic_euler.cpp2 m = AngleAxisf(0.25*M_PI, Vector3f::UnitX())
3 * AngleAxisf(0.5*M_PI, Vector3f::UnitY())
4 * AngleAxisf(0.33*M_PI, Vector3f::UnitZ());
Dcompile_snippet.cpp.in7 #ifndef M_PI
8 #define M_PI 3.1415926535897932384626433832795 macro
/external/aac/libFDK/src/
DFDK_trigFcts.cpp192 at = FL2FXCONST_DBL(+M_PI / 2 / ATO_SCALE); in fixp_atan2()
198 at = FL2FXCONST_DBL(-M_PI / 2 / ATO_SCALE); in fixp_atan2()
221 ret = at2 + FL2FXCONST_DBL(M_PI / AT2O_SCALE); in fixp_atan2()
223 ret = at2 - FL2FXCONST_DBL(M_PI / AT2O_SCALE); in fixp_atan2()
228 ret = FL2FXCONST_DBL(+M_PI / 2 / AT2O_SCALE); in fixp_atan2()
230 ret = FL2FXCONST_DBL(-M_PI / 2 / AT2O_SCALE); in fixp_atan2()
/external/pdfium/third_party/lcms/src/
Dcmspcs.c315 return (deg * M_PI) / 180.; in RADIANS()
330 h *= (180. / M_PI); in atan2deg()
360 cmsFloat64Number h = (LCh -> h * M_PI) / 180.0; in cmsLCh2Lab()
525 t = 0.627+(0.055*cos((Aveh-254)/(180/M_PI))- in cmsBFDdeltaE()
526 0.040*cos((2*Aveh-136)/(180/M_PI))+ in cmsBFDdeltaE()
527 0.070*cos((3*Aveh-31)/(180/M_PI))+ in cmsBFDdeltaE()
528 0.049*cos((4*Aveh+114)/(180/M_PI))- in cmsBFDdeltaE()
529 0.015*cos((5*Aveh-103)/(180/M_PI))); in cmsBFDdeltaE()
532 rh = -0.260*cos((Aveh-308)/(180/M_PI))- in cmsBFDdeltaE()
533 0.379*cos((2*Aveh-160)/(180/M_PI))- in cmsBFDdeltaE()
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/external/libopus/celt/
Dmodes.c73 #ifndef M_PI
74 #define M_PI 3.141592653 macro
376 …window[i] = Q15ONE*sin(.5*M_PI* sin(.5*M_PI*(i+.5)/mode->overlap) * sin(.5*M_PI*(i+.5)/mode->overl… in opus_custom_mode_create()
379 …window[i] = MIN32(32767,floor(.5+32768.*sin(.5*M_PI* sin(.5*M_PI*(i+.5)/mode->overlap) * sin(.5*M_… in opus_custom_mode_create()
/external/aac/libFDK/include/
DFDK_trigFcts.h113 #ifndef M_PI
114 #define M_PI (3.14159265358979323846f) macro
164 residual = fMult(x, FL2FXCONST_DBL(1.0 / M_PI)); in fixp_sin_cos_residual_inline()
168 residual = fMult(residual, FL2FXCONST_DBL(M_PI / 4.0)) << 2; in fixp_sin_cos_residual_inline()
/external/webrtc/webrtc/base/
Dmathutils.h16 #ifndef M_PI
17 #define M_PI 3.14159265359f macro
/external/libcxx/test/libcxx/depr/depr.c.headers/
Dmath_h.sh.cpp19 #ifndef M_PI
20 #error M_PI not defined
/external/eigen/demos/opengl/
Dquaternion_demo.cpp61 M_PI, 0.*M_PI, in FancySpheres()
62 M_PI, 0.5*M_PI, in FancySpheres()
63 M_PI, 1.*M_PI, in FancySpheres()
64 M_PI, 1.5*M_PI in FancySpheres()
430 Quaternionf q = AngleAxisf( dx*M_PI, Vector3f::UnitY()) in mouseMoveEvent()
431 * AngleAxisf(-dy*M_PI, Vector3f::UnitX()); in mouseMoveEvent()
Dtrackball.cpp47 double sinx = sin(M_PI * x * 0.5); in mapToSphere()
48 double siny = sin(M_PI * y * 0.5); in mapToSphere()
/external/libopus/celt/tests/
Dtest_unit_mdct.c40 #ifndef M_PI
41 #define M_PI 3.141592653 macro
55 double phase = 2*M_PI*(k+.5+.25*nfft)*(bin+.5)/nfft; in check()
85 double phase = 2*M_PI*(bin+.5+.25*nfft)*(k+.5)/nfft; in check_inv()
Dtest_unit_dft.c39 #ifndef M_PI
40 #define M_PI 3.141592653 macro
57 double phase = -2*M_PI*bin*k/nfft; in check()
/external/tremolo/Tremolo/
Dos.h55 #ifndef M_PI
56 # define M_PI (3.1415926536f) macro
/external/nanopb-c/examples/using_double_on_avr/
Dtest_conversions.c7 M_PI, -M_PI, 123456.789, -123456.789,
/external/speex/libspeex/
Dmath_approx.h45 #define spx_cos_norm(x) (cos((.5f*M_PI)*(x)))
305 #ifndef M_PI
306 #define M_PI 3.14159265358979323846 /* pi */ macro
323 x = M_PI-x; in spx_cos()
/external/webrtc/webrtc/common_audio/
Dwindow_generator.cc44 window[i] = 0.5f * (1 - cosf(2 * static_cast<float>(M_PI) * i / in Hanning()
59 sum += I0(static_cast<float>(M_PI) * alpha * sqrt(1.0f - r * r)).real(); in KaiserBesselDerived()

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