Vector3DMultiplyProjective

/* Vector3DMultiplyProjective(VMatrix const&, Vector const&, Vector&) */

void Vector3DMultiplyProjective(VMatrix *param_1,Vector *param_2,Vector *param_3)

{
  float fVar1;
  float fVar2;
  float fVar3;
  float fVar4;
  float fVar5;
  float fVar6;
  
  if (param_2 == param_3) {
    fVar6 = 0.0;
    fVar5 = 0.0;
    fVar4 = 0.0;
  }
  else {
    fVar4 = *(float *)param_2;
    fVar5 = *(float *)(param_2 + 4);
    fVar6 = *(float *)(param_2 + 8);
  }
  fVar3 = *(float *)(param_1 + 4) * fVar5 + *(float *)param_1 * fVar4 +
          *(float *)(param_1 + 8) * fVar6;
  *(float *)param_3 = fVar3;
  fVar2 = *(float *)(param_1 + 0x14) * fVar5 + *(float *)(param_1 + 0x10) * fVar4 +
          *(float *)(param_1 + 0x18) * fVar6;
  *(float *)(param_3 + 4) = fVar2;
  fVar1 = *(float *)(param_1 + 0x24) * fVar5 + *(float *)(param_1 + 0x20) * fVar4 +
          *(float *)(param_1 + 0x28) * fVar6;
  *(float *)(param_3 + 8) = fVar1;
  fVar4 = fVar5 * *(float *)(param_1 + 0x34) + fVar4 * *(float *)(param_1 + 0x30) +
          fVar6 * *(float *)(param_1 + 0x38);
  if (fVar4 == 0.0) {
    *(undefined4 *)param_3 = vec3_origin;
    *(undefined4 *)(param_3 + 4) = DAT_004024cc;
    *(undefined4 *)(param_3 + 8) = DAT_004024d0;
    return;
  }
  fVar4 = 1.0 / fVar4;
  *(float *)param_3 = fVar3 * fVar4;
  *(float *)(param_3 + 4) = fVar2 * fVar4;
  *(float *)(param_3 + 8) = fVar1 * fVar4;
  return;
}