Catmull_Rom_Spline_Tangent

/* Catmull_Rom_Spline_Tangent(Vector const&, Vector const&, Vector const&, Vector const&, float,
   Vector&) */

void Catmull_Rom_Spline_Tangent
               (Vector *param_1,Vector *param_2,Vector *param_3,Vector *param_4,float param_5,
               Vector *param_6)

{
  float fVar1;
  float fVar2;
  float fVar3;
  float fVar4;
  float fVar5;
  float fVar6;
  float fVar7;
  float fVar8;
  float fVar9;
  float fVar10;
  float fVar11;
  float fVar12;
  float fVar13;
  float fVar14;
  float fVar15;
  
  *(undefined4 *)param_6 = 0;
  *(undefined4 *)(param_6 + 4) = 0;
  fVar5 = param_5 * param_5 * 1.5;
  *(undefined4 *)(param_6 + 8) = 0;
  fVar1 = *(float *)(param_2 + 4);
  fVar2 = *(float *)(param_2 + 8);
  fVar3 = *(float *)(param_1 + 4);
  fVar10 = fVar5 * 3.0;
  fVar4 = *(float *)(param_1 + 8);
  fVar14 = -fVar5;
  fVar8 = *(float *)(param_3 + 8);
  fVar6 = *(float *)(param_3 + 4);
  fVar7 = *(float *)(param_4 + 4);
  fVar12 = fVar5 * -3.0;
  fVar9 = *(float *)(param_4 + 8);
  fVar13 = fVar12 * *(float *)param_3 +
           fVar5 * *(float *)param_4 + fVar10 * *(float *)param_2 + fVar14 * *(float *)param_1;
  *(float *)param_6 = fVar13;
  fVar15 = param_5 * -5.0;
  fVar6 = fVar6 * fVar12 + fVar3 * fVar14 + fVar1 * fVar10 + fVar7 * fVar5;
  fVar11 = param_5 * 4.0;
  fVar8 = fVar8 * fVar12 + fVar9 * fVar5 + fVar4 * fVar14 + fVar2 * fVar10;
  *(float *)(param_6 + 4) = fVar6;
  *(float *)(param_6 + 8) = fVar8;
  fVar7 = param_5 + param_5;
  fVar9 = -param_5;
  fVar1 = *(float *)(param_3 + 8);
  fVar2 = *(float *)(param_1 + 8);
  fVar3 = *(float *)(param_2 + 8);
  fVar4 = *(float *)(param_4 + 8);
  fVar6 = fVar15 * *(float *)(param_2 + 4) + *(float *)(param_1 + 4) * fVar7 +
          *(float *)(param_3 + 4) * fVar11 + *(float *)(param_4 + 4) * fVar9 + fVar6;
  fVar13 = fVar15 * *(float *)param_2 + fVar7 * *(float *)param_1 + fVar11 * *(float *)param_3 +
           fVar9 * *(float *)param_4 + fVar13;
  *(float *)param_6 = fVar13;
  *(float *)(param_6 + 4) = fVar6;
  fVar8 = fVar15 * fVar3 + fVar7 * fVar2 + fVar1 * fVar11 + fVar4 * fVar9 + fVar8;
  *(float *)(param_6 + 8) = fVar8;
  fVar1 = *(float *)(param_1 + 8);
  fVar2 = *(float *)param_1;
  fVar3 = *(float *)(param_3 + 8);
  fVar4 = *(float *)param_3;
  *(float *)(param_6 + 4) = *(float *)(param_3 + 4) * 0.5 + *(float *)(param_1 + 4) * -0.5 + fVar6;
  *(float *)(param_6 + 8) = fVar3 * 0.5 + fVar1 * -0.5 + fVar8;
  *(float *)param_6 = fVar4 * 0.5 + fVar2 * -0.5 + fVar13;
  return;
}