Package jmt.engine.graphic

Examples of jmt.engine.graphic.Vector4.subSelf()

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  public void updateNormal() {
    Vector4 vv0 = Vector4.createPoint3D(v0.x(), v0.y(), v0.z());
    Vector4 vv1 = Vector4.createPoint3D(v1.x(), v1.y(), v1.z());
    Vector4 vv2 = Vector4.createPoint3D(v2.x(), v2.y(), v2.z());
    vv1.subSelf(vv0);
    vv2.subSelf(vv0);
    vv1.crossSelf(vv2);
    normal = vv1;
    normal.normalize();
  }
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      return 0;
  }

  public boolean isCoplanar(HullFace face) {
    Vector4 diff = this.normal.clone();
    diff.subSelf(face.normal);
    if (Math.abs(diff.x()) > COPLANAR_EPSILON
        || Math.abs(diff.y()) > COPLANAR_EPSILON
        || Math.abs(diff.z()) > COPLANAR_EPSILON) {
      return false;
    } else {
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