WorldLightToMaterialLight

/* WorldLightToMaterialLight(dworldlight_t*, LightDesc_t&) */

undefined4 WorldLightToMaterialLight(dworldlight_t *param_1,LightDesc_t *param_2)

{
  float fVar1;
  float fVar2;
  longdouble lVar3;
  float fVar4;
  float fVar5;
  float fVar6;
  float fVar7;
  
  fVar4 = 0.0;
  *(undefined4 *)(param_2 + 0x30) = 0;
  *(undefined4 *)(param_2 + 0x34) = 0;
  *(undefined4 *)(param_2 + 0x38) = 0;
  *(undefined4 *)(param_2 + 0x4c) = 0x3f800000;
  fVar6 = fVar4;
  fVar7 = fVar4;
  switch(*(undefined4 *)(param_1 + 0x34)) {
  case 0:
    *(undefined4 *)param_2 = 3;
    fVar6 = 0.0;
    fVar7 = 1.0;
    *(undefined4 *)(param_2 + 0x3c) = 0x3fc90fdb;
    *(undefined4 *)(param_2 + 0x40) = 0x3fc90fdb;
    *(undefined4 *)(param_2 + 0x38) = 0x3f800000;
    *(undefined4 *)(param_2 + 0x44) = 0;
    *(undefined4 *)(param_2 + 0x48) = 0;
    *(undefined4 *)(param_2 + 0x2c) = 0x3f800000;
    goto LAB_00186590;
  case 1:
    *(undefined4 *)param_2 = 1;
    fVar6 = *(float *)(param_1 + 0x4c);
    *(float *)(param_2 + 0x30) = fVar6;
    fVar4 = *(float *)(param_1 + 0x50);
    *(float *)(param_2 + 0x34) = fVar4;
    fVar7 = *(float *)(param_1 + 0x54);
    *(float *)(param_2 + 0x38) = fVar7;
    break;
  case 2:
    *(undefined4 *)param_2 = 3;
    *(undefined4 *)(param_2 + 0x30) = *(undefined4 *)(param_1 + 0x4c);
    *(undefined4 *)(param_2 + 0x34) = *(undefined4 *)(param_1 + 0x50);
    *(undefined4 *)(param_2 + 0x38) = *(undefined4 *)(param_1 + 0x54);
    lVar3 = (longdouble)__acosf_finite(*(undefined4 *)(param_1 + 0x3c));
    *(float *)(param_2 + 0x3c) = (float)lVar3;
    lVar3 = (longdouble)__acosf_finite(*(undefined4 *)(param_1 + 0x40));
    *(float *)(param_2 + 0x40) = (float)lVar3;
    *(undefined4 *)(param_2 + 0x44) = *(undefined4 *)(param_1 + 0x3c);
    *(undefined4 *)(param_2 + 0x48) = *(undefined4 *)(param_1 + 0x40);
    fVar6 = *(float *)(param_1 + 0x44);
    if (fVar6 == 0.0) {
      fVar6 = 1.0;
    }
    *(float *)(param_2 + 0x2c) = fVar6;
    LightDesc_t::RecalculateOneOverThetaDotMinusPhiDot(param_2);
    fVar4 = *(float *)(param_2 + 0x34);
    fVar6 = *(float *)(param_2 + 0x30);
    fVar7 = *(float *)(param_2 + 0x38);
    break;
  case 3:
    *(undefined4 *)param_2 = 2;
    fVar4 = 0.0;
    fVar7 = 0.0;
    goto LAB_0018657c;
  case 4:
  case 5:
    return 0;
  }
  if (((fVar6 == 0.0) && (fVar4 == 0.0)) && (fVar6 = fVar4, fVar7 == 0.0)) {
LAB_0018657c:
    fVar6 = 1.0;
    *(undefined4 *)(param_2 + 0x30) = 0x3f800000;
  }
LAB_00186590:
  *(undefined4 *)(param_2 + 0x10) = *(undefined4 *)param_1;
  *(undefined4 *)(param_2 + 0x14) = *(undefined4 *)(param_1 + 4);
  *(undefined4 *)(param_2 + 0x18) = *(undefined4 *)(param_1 + 8);
  *(undefined4 *)(param_2 + 0x1c) = *(undefined4 *)(param_1 + 0x18);
  *(undefined4 *)(param_2 + 0x20) = *(undefined4 *)(param_1 + 0x1c);
  *(undefined4 *)(param_2 + 0x24) = *(undefined4 *)(param_1 + 0x20);
  fVar5 = *(float *)(param_1 + 0xc);
  *(float *)(param_2 + 4) = fVar5;
  fVar1 = *(float *)(param_1 + 0x10);
  *(float *)(param_2 + 8) = fVar1;
  fVar2 = *(float *)(param_1 + 0x14);
  *(float *)(param_2 + 0xc) = fVar2;
  fVar5 = SQRT(fVar1 * fVar1 + fVar5 * fVar5 + fVar2 * fVar2);
  if (*(float *)(param_1 + 0x48) == 0.0) {
    if (fVar7 == 0.0) {
      if (fVar4 != 0.0) {
        *(float *)(param_2 + 0x28) = (fVar5 * 33.333336 - fVar6) / fVar4;
        goto LAB_00186614;
      }
    }
    else {
      fVar5 = fVar4 * fVar4 - fVar7 * 4.0 * (fVar6 - fVar5 * 33.333336);
      if (0.0 <= fVar5) {
        fVar5 = (SQRT(fVar5) - fVar4) / (fVar7 + fVar7);
        if (fVar5 <= 0.0) {
          fVar5 = 0.0;
        }
        *(float *)(param_2 + 0x28) = fVar5;
        goto LAB_00186614;
      }
    }
    *(undefined4 *)(param_2 + 0x28) = 0x5f7fffff;
  }
  else {
    *(float *)(param_2 + 0x28) = *(float *)(param_1 + 0x48);
  }
LAB_00186614:
  *(uint *)(param_2 + 0x50) = (fVar6 != 0.0) + 8;
  if (fVar4 != 0.0) {
    *(uint *)(param_2 + 0x50) = *(uint *)(param_2 + 0x50) | 2;
  }
  if (fVar7 == 0.0) {
    return 1;
  }
  *(uint *)(param_2 + 0x50) = *(uint *)(param_2 + 0x50) | 4;
  return 1;
}