replace tabs with spaces

This commit is contained in:
Ken Cooke 2016-11-29 14:12:41 -08:00
parent 5d05fd389f
commit 68085947a0

View file

@ -268,45 +268,45 @@ static void fft_radix4_pass(complex_t* x, complex_t* y, const complex_t* w, int
size_t k = i & (p-1); // twiddle index
size_t j = 4*(i-k) + k; // output index
float ar1 = xp1[i].re;
float ai1 = xp1[i].im;
float ar2 = xp2[i].re;
float ai2 = xp2[i].im;
float ar3 = xp3[i].re;
float ai3 = xp3[i].im;
float ar1 = xp1[i].re;
float ai1 = xp1[i].im;
float ar2 = xp2[i].re;
float ai2 = xp2[i].im;
float ar3 = xp3[i].re;
float ai3 = xp3[i].im;
float wr1 = w[3*k+0].re;
float wi1 = w[3*k+0].im;
float wr2 = w[3*k+1].re;
float wi2 = w[3*k+1].im;
float wr3 = w[3*k+2].re;
float wi3 = w[3*k+2].im;
float wr1 = w[3*k+0].re;
float wi1 = w[3*k+0].im;
float wr2 = w[3*k+1].re;
float wi2 = w[3*k+1].im;
float wr3 = w[3*k+2].re;
float wi3 = w[3*k+2].im;
float br1 = ar1 * wr1;
float bi1 = ai1 * wr1;
float br2 = ar2 * wr2;
float bi2 = ai2 * wr2;
float br3 = ar3 * wr3;
float bi3 = ai3 * wr3;
float br1 = ar1 * wr1;
float bi1 = ai1 * wr1;
float br2 = ar2 * wr2;
float bi2 = ai2 * wr2;
float br3 = ar3 * wr3;
float bi3 = ai3 * wr3;
br1 += ai1 * wi1;
bi1 -= ar1 * wi1;
br2 += ai2 * wi2;
bi2 -= ar2 * wi2;
br3 += ai3 * wi3;
bi3 -= ar3 * wi3;
br1 += ai1 * wi1;
bi1 -= ar1 * wi1;
br2 += ai2 * wi2;
bi2 -= ar2 * wi2;
br3 += ai3 * wi3;
bi3 -= ar3 * wi3;
float ar0 = xp0[i].re;
float ai0 = xp0[i].im;
float ar0 = xp0[i].re;
float ai0 = xp0[i].im;
float cr0 = ar0 + br2;
float ci0 = ai0 + bi2;
float cr2 = ar0 - br2;
float ci2 = ai0 - bi2;
float cr1 = br1 + br3;
float ci1 = bi1 + bi3;
float cr3 = br1 - br3;
float ci3 = bi1 - bi3;
float cr0 = ar0 + br2;
float ci0 = ai0 + bi2;
float cr2 = ar0 - br2;
float ci2 = ai0 - bi2;
float cr1 = br1 + br3;
float ci1 = bi1 + bi3;
float cr3 = br1 - br3;
float ci3 = bi1 - bi3;
float dr0 = cr0 + cr1;
float di0 = ci0 + ci1;
@ -317,14 +317,14 @@ static void fft_radix4_pass(complex_t* x, complex_t* y, const complex_t* w, int
float dr3 = cr2 - ci3;
float di3 = ci2 + cr3;
yp0[j].re = dr0;
yp0[j].im = di0;
yp1[j].re = dr1;
yp1[j].im = di1;
yp2[j].re = dr2;
yp2[j].im = di2;
yp3[j].re = dr3;
yp3[j].im = di3;
yp0[j].re = dr0;
yp0[j].im = di0;
yp1[j].re = dr1;
yp1[j].im = di1;
yp2[j].re = dr2;
yp2[j].im = di2;
yp3[j].re = dr3;
yp3[j].im = di3;
}
}
@ -354,45 +354,45 @@ static void ifft_radix4_last(complex_t* x, complex_t* y, const complex_t* w, int
size_t k = i & (p-1); // twiddle index
size_t j = 4*(i-k) + k; // output index
float ar1 = xp1[i].re;
float ai1 = xp1[i].im;
float ar2 = xp2[i].re;
float ai2 = xp2[i].im;
float ar3 = xp3[i].re;
float ai3 = xp3[i].im;
float ar1 = xp1[i].re;
float ai1 = xp1[i].im;
float ar2 = xp2[i].re;
float ai2 = xp2[i].im;
float ar3 = xp3[i].re;
float ai3 = xp3[i].im;
float wr1 = w[3*k+0].re;
float wi1 = w[3*k+0].im;
float wr2 = w[3*k+1].re;
float wi2 = w[3*k+1].im;
float wr3 = w[3*k+2].re;
float wi3 = w[3*k+2].im;
float wr1 = w[3*k+0].re;
float wi1 = w[3*k+0].im;
float wr2 = w[3*k+1].re;
float wi2 = w[3*k+1].im;
float wr3 = w[3*k+2].re;
float wi3 = w[3*k+2].im;
float br1 = ar1 * wr1;
float bi1 = ai1 * wr1;
float br2 = ar2 * wr2;
float bi2 = ai2 * wr2;
float br3 = ar3 * wr3;
float bi3 = ai3 * wr3;
float br1 = ar1 * wr1;
float bi1 = ai1 * wr1;
float br2 = ar2 * wr2;
float bi2 = ai2 * wr2;
float br3 = ar3 * wr3;
float bi3 = ai3 * wr3;
br1 += ai1 * wi1;
bi1 -= ar1 * wi1;
br2 += ai2 * wi2;
bi2 -= ar2 * wi2;
br3 += ai3 * wi3;
bi3 -= ar3 * wi3;
br1 += ai1 * wi1;
bi1 -= ar1 * wi1;
br2 += ai2 * wi2;
bi2 -= ar2 * wi2;
br3 += ai3 * wi3;
bi3 -= ar3 * wi3;
float ar0 = xp0[i].re;
float ai0 = xp0[i].im;
float ar0 = xp0[i].re;
float ai0 = xp0[i].im;
float cr0 = ar0 + br2;
float ci0 = ai0 + bi2;
float cr2 = ar0 - br2;
float ci2 = ai0 - bi2;
float cr1 = br1 + br3;
float ci1 = bi1 + bi3;
float cr3 = br1 - br3;
float ci3 = bi1 - bi3;
float cr0 = ar0 + br2;
float ci0 = ai0 + bi2;
float cr2 = ar0 - br2;
float ci2 = ai0 - bi2;
float cr1 = br1 + br3;
float ci1 = bi1 + bi3;
float cr3 = br1 - br3;
float ci3 = bi1 - bi3;
float dr0 = cr0 + cr1;
float di0 = ci0 + ci1;
@ -413,14 +413,14 @@ static void ifft_radix4_last(complex_t* x, complex_t* y, const complex_t* w, int
dr3 *= scale;
di3 *= scale;
yp0[j].re = di0; // swapped re,im for ifft
yp0[j].im = dr0;
yp1[j].re = di1;
yp1[j].im = dr1;
yp2[j].re = di2;
yp2[j].im = dr2;
yp3[j].re = di3;
yp3[j].im = dr3;
yp0[j].re = di0; // swapped re,im for ifft
yp0[j].im = dr0;
yp1[j].re = di1;
yp1[j].im = dr1;
yp2[j].re = di2;
yp2[j].im = dr2;
yp3[j].re = di3;
yp3[j].im = dr3;
}
}
@ -447,76 +447,76 @@ static void fft_radix8_first(complex_t* x, complex_t* y, int n, int p) {
//
// even
//
float ar0 = xp0[i].re;
float ai0 = xp0[i].im;
float ar2 = xp2[i].re;
float ai2 = xp2[i].im;
float ar4 = xp4[i].re;
float ai4 = xp4[i].im;
float ar6 = xp6[i].re;
float ai6 = xp6[i].im;
float ar0 = xp0[i].re;
float ai0 = xp0[i].im;
float ar2 = xp2[i].re;
float ai2 = xp2[i].im;
float ar4 = xp4[i].re;
float ai4 = xp4[i].im;
float ar6 = xp6[i].re;
float ai6 = xp6[i].im;
float cr0 = ar0 + ar4;
float ci0 = ai0 + ai4;
float cr2 = ar2 + ar6;
float ci2 = ai2 + ai6;
float cr4 = ar0 - ar4;
float ci4 = ai0 - ai4;
float cr6 = ar2 - ar6;
float ci6 = ai2 - ai6;
float cr0 = ar0 + ar4;
float ci0 = ai0 + ai4;
float cr2 = ar2 + ar6;
float ci2 = ai2 + ai6;
float cr4 = ar0 - ar4;
float ci4 = ai0 - ai4;
float cr6 = ar2 - ar6;
float ci6 = ai2 - ai6;
float dr0 = cr0 + cr2;
float di0 = ci0 + ci2;
float dr2 = cr0 - cr2;
float di2 = ci0 - ci2;
float dr4 = cr4 + ci6;
float di4 = ci4 - cr6;
float dr6 = cr4 - ci6;
float di6 = ci4 + cr6;
float dr0 = cr0 + cr2;
float di0 = ci0 + ci2;
float dr2 = cr0 - cr2;
float di2 = ci0 - ci2;
float dr4 = cr4 + ci6;
float di4 = ci4 - cr6;
float dr6 = cr4 - ci6;
float di6 = ci4 + cr6;
//
// odd
//
float ar1 = xp1[i].re;
float ai1 = xp1[i].im;
float ar3 = xp3[i].re;
float ai3 = xp3[i].im;
float ar5 = xp5[i].re;
float ai5 = xp5[i].im;
float ar7 = xp7[i].re;
float ai7 = xp7[i].im;
float ar1 = xp1[i].re;
float ai1 = xp1[i].im;
float ar3 = xp3[i].re;
float ai3 = xp3[i].im;
float ar5 = xp5[i].re;
float ai5 = xp5[i].im;
float ar7 = xp7[i].re;
float ai7 = xp7[i].im;
float br1 = ar1 + ar5;
float bi1 = ai1 + ai5;
float br3 = ar3 + ar7;
float bi3 = ai3 + ai7;
float br5 = ar1 - ar5;
float bi5 = ai1 - ai5;
float br7 = ar3 - ar7;
float bi7 = ai3 - ai7;
float br1 = ar1 + ar5;
float bi1 = ai1 + ai5;
float br3 = ar3 + ar7;
float bi3 = ai3 + ai7;
float br5 = ar1 - ar5;
float bi5 = ai1 - ai5;
float br7 = ar3 - ar7;
float bi7 = ai3 - ai7;
float cr1 = br1;
float ci1 = bi1;
float cr3 = br3;
float ci3 = bi3;
float cr5 = bi5 + br5;
float ci5 = bi5 - br5;
float cr7 = bi7 - br7;
float ci7 = bi7 + br7;
float cr1 = br1;
float ci1 = bi1;
float cr3 = br3;
float ci3 = bi3;
float cr5 = bi5 + br5;
float ci5 = bi5 - br5;
float cr7 = bi7 - br7;
float ci7 = bi7 + br7;
cr5 *= SQRT1_2;
ci5 *= SQRT1_2;
cr7 *= SQRT1_2;
ci7 *= SQRT1_2;
cr5 *= SQRT1_2;
ci5 *= SQRT1_2;
cr7 *= SQRT1_2;
ci7 *= SQRT1_2;
float dr1 = cr1 + cr3;
float di1 = ci1 + ci3;
float dr3 = cr1 - cr3;
float di3 = ci1 - ci3;
float dr5 = cr5 + cr7;
float di5 = ci5 - ci7;
float dr7 = cr5 - cr7;
float di7 = ci5 + ci7;
float dr1 = cr1 + cr3;
float di1 = ci1 + ci3;
float dr3 = cr1 - cr3;
float di3 = ci1 - ci3;
float dr5 = cr5 + cr7;
float di5 = ci5 - ci7;
float dr7 = cr5 - cr7;
float di7 = ci5 + ci7;
//
// merge
@ -538,23 +538,23 @@ static void fft_radix8_first(complex_t* x, complex_t* y, int n, int p) {
float er7 = dr6 - di7;
float ei7 = di6 + dr7;
y[8*i+0].re = er0;
y[8*i+0].im = ei0;
y[8*i+1].re = er1;
y[8*i+1].im = ei1;
y[8*i+2].re = er2;
y[8*i+2].im = ei2;
y[8*i+3].re = er3;
y[8*i+3].im = ei3;
y[8*i+4].re = er4;
y[8*i+4].im = ei4;
y[8*i+5].re = er5;
y[8*i+5].im = ei5;
y[8*i+6].re = er6;
y[8*i+6].im = ei6;
y[8*i+7].re = er7;
y[8*i+7].im = ei7;
}
y[8*i+0].re = er0;
y[8*i+0].im = ei0;
y[8*i+1].re = er1;
y[8*i+1].im = ei1;
y[8*i+2].re = er2;
y[8*i+2].im = ei2;
y[8*i+3].re = er3;
y[8*i+3].im = ei3;
y[8*i+4].re = er4;
y[8*i+4].im = ei4;
y[8*i+5].re = er5;
y[8*i+5].im = ei5;
y[8*i+6].re = er6;
y[8*i+6].im = ei6;
y[8*i+7].re = er7;
y[8*i+7].im = ei7;
}
}
// x[n] in interleaved order
@ -580,76 +580,76 @@ static void ifft_radix8_first(complex_t* x, complex_t* y, int n, int p) {
//
// even
//
float ar0 = xp0[i].im; // swapped re,im for ifft
float ai0 = xp0[i].re;
float ar2 = xp2[i].im;
float ai2 = xp2[i].re;
float ar4 = xp4[i].im;
float ai4 = xp4[i].re;
float ar6 = xp6[i].im;
float ai6 = xp6[i].re;
float ar0 = xp0[i].im; // swapped re,im for ifft
float ai0 = xp0[i].re;
float ar2 = xp2[i].im;
float ai2 = xp2[i].re;
float ar4 = xp4[i].im;
float ai4 = xp4[i].re;
float ar6 = xp6[i].im;
float ai6 = xp6[i].re;
float cr0 = ar0 + ar4;
float ci0 = ai0 + ai4;
float cr2 = ar2 + ar6;
float ci2 = ai2 + ai6;
float cr4 = ar0 - ar4;
float ci4 = ai0 - ai4;
float cr6 = ar2 - ar6;
float ci6 = ai2 - ai6;
float cr0 = ar0 + ar4;
float ci0 = ai0 + ai4;
float cr2 = ar2 + ar6;
float ci2 = ai2 + ai6;
float cr4 = ar0 - ar4;
float ci4 = ai0 - ai4;
float cr6 = ar2 - ar6;
float ci6 = ai2 - ai6;
float dr0 = cr0 + cr2;
float di0 = ci0 + ci2;
float dr2 = cr0 - cr2;
float di2 = ci0 - ci2;
float dr4 = cr4 + ci6;
float di4 = ci4 - cr6;
float dr6 = cr4 - ci6;
float di6 = ci4 + cr6;
float dr0 = cr0 + cr2;
float di0 = ci0 + ci2;
float dr2 = cr0 - cr2;
float di2 = ci0 - ci2;
float dr4 = cr4 + ci6;
float di4 = ci4 - cr6;
float dr6 = cr4 - ci6;
float di6 = ci4 + cr6;
//
// odd
//
float ar1 = xp1[i].im; // swapped re,im for ifft
float ai1 = xp1[i].re;
float ar3 = xp3[i].im;
float ai3 = xp3[i].re;
float ar5 = xp5[i].im;
float ai5 = xp5[i].re;
float ar7 = xp7[i].im;
float ai7 = xp7[i].re;
float ar1 = xp1[i].im; // swapped re,im for ifft
float ai1 = xp1[i].re;
float ar3 = xp3[i].im;
float ai3 = xp3[i].re;
float ar5 = xp5[i].im;
float ai5 = xp5[i].re;
float ar7 = xp7[i].im;
float ai7 = xp7[i].re;
float br1 = ar1 + ar5;
float bi1 = ai1 + ai5;
float br3 = ar3 + ar7;
float bi3 = ai3 + ai7;
float br5 = ar1 - ar5;
float bi5 = ai1 - ai5;
float br7 = ar3 - ar7;
float bi7 = ai3 - ai7;
float br1 = ar1 + ar5;
float bi1 = ai1 + ai5;
float br3 = ar3 + ar7;
float bi3 = ai3 + ai7;
float br5 = ar1 - ar5;
float bi5 = ai1 - ai5;
float br7 = ar3 - ar7;
float bi7 = ai3 - ai7;
float cr1 = br1;
float ci1 = bi1;
float cr3 = br3;
float ci3 = bi3;
float cr5 = bi5 + br5;
float ci5 = bi5 - br5;
float cr7 = bi7 - br7;
float ci7 = bi7 + br7;
float cr1 = br1;
float ci1 = bi1;
float cr3 = br3;
float ci3 = bi3;
float cr5 = bi5 + br5;
float ci5 = bi5 - br5;
float cr7 = bi7 - br7;
float ci7 = bi7 + br7;
cr5 *= SQRT1_2;
ci5 *= SQRT1_2;
cr7 *= SQRT1_2;
ci7 *= SQRT1_2;
cr5 *= SQRT1_2;
ci5 *= SQRT1_2;
cr7 *= SQRT1_2;
ci7 *= SQRT1_2;
float dr1 = cr1 + cr3;
float di1 = ci1 + ci3;
float dr3 = cr1 - cr3;
float di3 = ci1 - ci3;
float dr5 = cr5 + cr7;
float di5 = ci5 - ci7;
float dr7 = cr5 - cr7;
float di7 = ci5 + ci7;
float dr1 = cr1 + cr3;
float di1 = ci1 + ci3;
float dr3 = cr1 - cr3;
float di3 = ci1 - ci3;
float dr5 = cr5 + cr7;
float di5 = ci5 - ci7;
float dr7 = cr5 - cr7;
float di7 = ci5 + ci7;
//
// merge
@ -671,23 +671,23 @@ static void ifft_radix8_first(complex_t* x, complex_t* y, int n, int p) {
float er7 = dr6 - di7;
float ei7 = di6 + dr7;
y[8*i+0].re = er0;
y[8*i+0].im = ei0;
y[8*i+1].re = er1;
y[8*i+1].im = ei1;
y[8*i+2].re = er2;
y[8*i+2].im = ei2;
y[8*i+3].re = er3;
y[8*i+3].im = ei3;
y[8*i+4].re = er4;
y[8*i+4].im = ei4;
y[8*i+5].re = er5;
y[8*i+5].im = ei5;
y[8*i+6].re = er6;
y[8*i+6].im = ei6;
y[8*i+7].re = er7;
y[8*i+7].im = ei7;
}
y[8*i+0].re = er0;
y[8*i+0].im = ei0;
y[8*i+1].re = er1;
y[8*i+1].im = ei1;
y[8*i+2].re = er2;
y[8*i+2].im = ei2;
y[8*i+3].re = er3;
y[8*i+3].im = ei3;
y[8*i+4].re = er4;
y[8*i+4].im = ei4;
y[8*i+5].re = er5;
y[8*i+5].im = ei5;
y[8*i+6].re = er6;
y[8*i+6].im = ei6;
y[8*i+7].re = er7;
y[8*i+7].im = ei7;
}
}
// x[n] in interleaved order
@ -1004,29 +1004,29 @@ ALIGN32 static const float crossfadeTable[FOA_BLOCK] = {
// convert quaternion to a column-major 3x3 rotation matrix
static void quatToMatrix_3x3(float w, float x, float y, float z, float m[3][3]) {
float xx = x * (x + x);
float xy = x * (y + y);
float xz = x * (z + z);
float xx = x * (x + x);
float xy = x * (y + y);
float xz = x * (z + z);
float yy = y * (y + y);
float yz = y * (z + z);
float zz = z * (z + z);
float yy = y * (y + y);
float yz = y * (z + z);
float zz = z * (z + z);
float wx = w * (x + x);
float wy = w * (y + y);
float wz = w * (z + z);
float wx = w * (x + x);
float wy = w * (y + y);
float wz = w * (z + z);
m[0][0] = 1.0f - (yy + zz);
m[0][1] = xy - wz;
m[0][2] = xz + wy;
m[0][0] = 1.0f - (yy + zz);
m[0][1] = xy - wz;
m[0][2] = xz + wy;
m[1][0] = xy + wz;
m[1][1] = 1.0f - (xx + zz);
m[1][2] = yz - wx;
m[1][0] = xy + wz;
m[1][1] = 1.0f - (xx + zz);
m[1][2] = yz - wx;
m[2][0] = xz - wy;
m[2][1] = yz + wx;
m[2][2] = 1.0f - (xx + yy);
m[2][0] = xz - wy;
m[2][1] = yz + wx;
m[2][2] = 1.0f - (xx + yy);
}
// Ambisonic to binaural render