// 
// sub_102864 from 0x102864 to 0x102adc (632 bytes)
// 
// 1 xrefs:
// > <???> @ 0x11a120
// 
// This function is hookable on this platform!
// 
// Using BromaIDA 8.0.0 @ https://github.com/Stazzical/BromaIDA
// Using bindings at commit ba9f177b at Thu Jul 16 22:52:06 2026 from https://github.com/geode-sdk/bindings
// 

__int64 __fastcall sub_102864(__int64 result, int a2, __int64 a3, __int64 a4, unsigned __int64 *a5)
{
  float i; // w8
  __int64 v6; // x9
  int v7; // w8
  int64x2_t v8; // q3
  int64x2_t v9; // q1
  float32x4_t v10; // q0
  int64x2_t v11; // q4
  int64x2_t v12; // q2
  int64x2_t v13; // q1
  int64x2_t v14; // q3
  unsigned __int64 v15; // d6
  int8x16_t *v16; // x10
  int8x16_t *v17; // x9
  float32x4_t v18; // q6
  int8x16_t v19; // q16
  int8x16_t v20; // q17
  int8x16_t v21; // q19
  unsigned __int64 v22; // d7
  int32x4_t v23; // q5
  float32x4_t v24; // q20
  float32x4_t v25; // q21
  float32x4_t v26; // q18
  int8x16_t *v27; // x9
  float32x4_t v28; // q6
  int8x16_t v29; // q7
  int8x16_t v30; // q16
  int8x16_t *v31; // x9
  int8x16_t v32; // q19
  float32x4_t v33; // q21
  float32x4_t v34; // q18
  float32x4_t v35; // q18
  float v36; // w9
  __int64 v37; // x10
  __int64 v38; // x0
  __int64 v39; // x1
  int v40; // w8

  for ( i = 4.6566e-10; a2; *(_QWORD *)a4 += *a5 )
  {
    if ( (result & 0xF) == 0 )
      break;
    v6 = (unsigned int)(6 * *(_DWORD *)(a4 + 4));
    result = sub_102D8C(
               (float)(*(_DWORD *)a4 >> 1) * i,
               *(double *)(a3 + 4 * v6),
               *(float *)(a3 + 4LL * (unsigned int)(v6 + 4)),
               *(float *)(a3 + 4LL * (unsigned int)(v6 + 5)),
               *(float *)(a3 + 4LL * (unsigned int)(v6 + 10)),
               *(float *)(a3 + 4LL * (unsigned int)(v6 + 11)),
               *(double *)(a3 + 4LL * (unsigned int)(v6 + 6)),
               *(double *)(a3 + 4LL * (unsigned int)(v6 + 8)));
  }
  v7 = a2 >> 2;
  if ( a2 >> 2 )
  {
    v8 = vld1q_dup_f64((const double *)a4);
    v9.n128_u64[0] = 0;
    v10.n128_u64[0] = 0x3000000030000000LL;
    v10.n128_u64[1] = 0x3000000030000000LL;
    v11.n128_u64[0] = 2 * *a5;
    v9.n128_u64[1] = *a5;
    v11.n128_u64[1] = 3 * *a5;
    v12 = vdupq_n_s64(4 * *a5);
    v13 = vaddq_s64(v8, v9);
    v14 = vaddq_s64(v11, v8);
    do
    {
      v15 = vmul_s32(
              vzip2_s32((int32x2_t)v13.n128_u64[0], (int32x2_t)vextq_s8(v13, v13, 8u).n128_u64[0]),
              (int32x2_t)0x600000006LL).n64_u64[0];
      v16 = (int8x16_t *)(a3 + 4LL * (unsigned int)v15);
      v17 = (int8x16_t *)(a3 + 4LL * HIDWORD(v15));
      v18 = *v16;
      v19 = v16[1];
      v20 = v16[2];
      v21 = v17[1];
      v22 = vmul_s32(
              vzip2_s32((int32x2_t)v14.n128_u64[0], (int32x2_t)vextq_s8(v14, v14, 8u).n128_u64[0]),
              (int32x2_t)0x600000006LL).n64_u64[0];
      v23 = vmulq_f32(vcvtq_f32_u32(vshrq_n_u32(vuzp1q_s32(v13, v14), 1u)), v10);
      v24 = v17[2];
      LODWORD(v16) = HIDWORD(v22);
      v25 = vextq_s8(v19, v20, 8u);
      v19.n128_u64[1] = v17->n128_u64[0];
      v26 = vextq_s8(*v17, v21, 8u);
      v27 = (int8x16_t *)(a3 + 4LL * (unsigned int)v22);
      *(float32x4_t *)(result + 16) = vmlaq_f32(
                                        v19,
                                        vuzp1q_s32(
                                          vdupq_lane_s32((int32x2_t)v23.n128_u64[0], 0),
                                          vdupq_lane_s32((int32x2_t)v23.n128_u64[0], 1)),
                                        vsubq_f32(vextq_s8(v20, vextq_s8(v21, v20, 8u), 8u), v19));
      *(float32x4_t *)(result + 32) = vmlaq_lane_f32(v26, vsubq_f32(v24, v26), (float32x2_t)v23.n128_u64[0], 1);
      *(float32x4_t *)result = vmlaq_n_f32(v18, vsubq_f32(v25, v18), v23.n128_f32[0]);
      v28 = *v27;
      v29 = v27[1];
      v30 = v27[2];
      v31 = (int8x16_t *)(a3 + 4LL * (unsigned int)v16);
      v32 = v31[1];
      v33 = vextq_s8(v29, v30, 8u);
      --v7;
      v29.n128_u64[1] = v31->n128_u64[0];
      v34 = vextq_s8(*v31, v32, 8u);
      v35 = vmlaq_laneq_f32(v34, vsubq_f32(v31[2], v34), v23, 3);
      v13 = vaddq_s64(v13, v12);
      v14 = vaddq_s64(v14, v12);
      *(float32x4_t *)(result + 64) = vmlaq_f32(
                                        v29,
                                        vuzp1q_s32(vdupq_laneq_s32(v23, 2), vdupq_laneq_s32(v23, 3)),
                                        vsubq_f32(vextq_s8(v30, vextq_s8(v32, v30, 8u), 8u), v29));
      *(float32x4_t *)(result + 80) = v35;
      *(float32x4_t *)(result + 48) = vmlaq_laneq_f32(v28, vsubq_f32(v33, v28), v23, 2);
      result += 96;
    }
    while ( v7 );
    *(_QWORD *)a4 = v13.n128_u64[0];
  }
  v36 = 4.6566e-10;
  if ( (a2 & 3) != 0 )
  {
    do
    {
      v37 = (unsigned int)(6 * *(_DWORD *)(a4 + 4));
      v38 = sub_102D8C(
              (float)(*(_DWORD *)a4 >> 1) * v36,
              *(double *)(a3 + 4 * v37),
              *(float *)(a3 + 4LL * (unsigned int)(v37 + 4)),
              *(float *)(a3 + 4LL * (unsigned int)(v37 + 5)),
              *(float *)(a3 + 4LL * (unsigned int)(v37 + 10)),
              *(float *)(a3 + 4LL * (unsigned int)(v37 + 11)),
              *(double *)(a3 + 4LL * (unsigned int)(v37 + 6)),
              *(double *)(a3 + 4LL * (unsigned int)(v37 + 8)));
      result = sub_102E10(v38, v39);
    }
    while ( v40 );
  }
  return result;
}