///
/// <summary> * fitsTransforms - checks whether <code>matrix</code> matches the
/// * <code>Transforms</code> attribute specified for this Evaluation
/// * </summary>
/// * <param name="matrix">
/// * matrix to test </param>
/// * <returns> boolean - true, if <code>matrix</code> matches the Transforms or
/// * if Transforms is not specified </returns>
///
private bool fitsTransforms(JDFMatrix matrix)
{
if (!hasAttribute(AttributeName.TRANSFORMS))
{
return(true);
}
double nT; // negative tolerance
double pT; // positive tolerance
if (hasAttribute(AttributeName.TOLERANCE))
{
nT = getTolerance().X;
pT = getTolerance().Y;
}
else
{
nT = pT = JDFBaseDataTypes_Fields.EPSILON;
}
double a = matrix.A;
double b = matrix.B;
double c = matrix.C;
double d = matrix.D;
double det = (a * d - b * c);
if (det == 0)
{
return(false);
}
a = a / Math.Sqrt(Math.Abs(det));
b = b / Math.Sqrt(Math.Abs(det));
c = c / Math.Sqrt(Math.Abs(det));
d = d / Math.Sqrt(Math.Abs(det));
List <ValuedEnum> vTransf = getTransforms();
int siz = vTransf.Count;
for (int i = 0; i < siz; i++)
{
EnumOrientation orientation = EnumOrientation.getEnum(vTransf[i].getName()); //.intValue());
if (orientation.Equals(EnumOrientation.Flip0)) // a=1 b=0 c=0 d=-1
{
if ((a - 1 < pT) && (a - 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d + 1 < pT) && (d + 1 > -nT))
{
return(true);
}
continue;
} // a=0 b=-1
else if (orientation.Equals(EnumOrientation.Flip90))
// c=-1 d=0
{
if ((a < pT) && (a > -nT) && (b + 1 < pT) && (b + 1 > -nT) && (c + 1 < pT) && (c + 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
} // a=-1 b=0
else if (orientation.Equals(EnumOrientation.Flip180))
// c=0 d=1
{
if ((a + 1 < pT) && (a + 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d - 1 < pT) && (d - 1 > -nT))
{
return(true);
}
continue;
} // a=0 b=1
else if (orientation.Equals(EnumOrientation.Flip270))
// c=1 d=0
{
if ((a < pT) && (a > -nT) && (b - 1 < pT) && (b - 1 > -nT) && (c - 1 < pT) && (c - 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
} // a=1 b=0
else if (orientation.Equals(EnumOrientation.Rotate0))
// c=0 d=1
{
if ((a - 1 < pT) && (a - 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d - 1 < pT) && (d - 1 > -nT))
{
return(true);
}
continue;
} // a=0 b=1
else if (orientation.Equals(EnumOrientation.Rotate90))
// c=-1
// d=0
{
if ((a < pT) && (a > -nT) && (b - 1 < pT) && (b - 1 > -nT) && (c + 1 < pT) && (c + 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
} // a=-1
else if (orientation.Equals(EnumOrientation.Rotate180))
// b=0
// c=0
// d=-1
{
if ((a + 1 < pT) && (a + 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d + 1 < pT) && (d + 1 > -nT))
{
return(true);
}
continue;
} // a=0
else if (orientation.Equals(EnumOrientation.Rotate270))
// b=-1
// c=1
// d=0
{
if ((a < pT) && (a > -nT) && (b + 1 < pT) && (b + 1 > -nT) && (c - 1 < pT) && (c - 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
}
else
{
return(true);
}
}
return(false);
}
///
/// <summary> * fitsTransforms - checks whether <code>matrix</code> matches the
/// * AllowedTransforms or PresentTransforms, specified for this State
/// * </summary>
/// * <param name="matrix">
/// * matrix to test </param>
/// * <param name="transforms">
/// * switches between AllowedTransforms and PresentTransforms. </param>
/// * <returns> boolean - true, if <code>matrix</code> matches the Transforms or
/// * if AllowedTransforms is not specified </returns>
///
private bool fitsTransforms(JDFMatrix matrix, EnumFitsValue transforms)
{
if (transforms == null || transforms.Equals(EnumFitsValue.Allowed))
{
if (!hasAttribute(AttributeName.ALLOWEDTRANSFORMS))
{
return(true);
}
}
else
{
if (!hasAttribute(AttributeName.ALLOWEDTRANSFORMS) && !hasAttribute(AttributeName.PRESENTTRANSFORMS))
{
return(true);
}
}
double nT = JDFBaseDataTypes_Fields.EPSILON; // negative tolerance
double pT = JDFBaseDataTypes_Fields.EPSILON; // positive tolerance
double a = matrix.A;
double b = matrix.B;
double c = matrix.C;
double d = matrix.D;
double det = (a * d - b * c);
if (det == 0)
{
return(false);
}
a = a / Math.Sqrt(Math.Abs(det));
b = b / Math.Sqrt(Math.Abs(det));
c = c / Math.Sqrt(Math.Abs(det));
d = d / Math.Sqrt(Math.Abs(det));
List <ValuedEnum> vTransf;
if (transforms == null || transforms.Equals(EnumFitsValue.Allowed))
{
vTransf = getAllowedTransforms();
}
else
{
vTransf = getPresentTransforms();
}
int siz = vTransf.Count;
for (int i = 0; i < siz; i++)
{
EnumOrientation orientation = (EnumOrientation)vTransf[i];
if (orientation.Equals(EnumOrientation.Flip0)) // a=1 b=0 c=0 d=-1
{
if ((a - 1 < pT) && (a - 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d + 1 < pT) && (d + 1 > -nT))
{
return(true);
}
continue;
} // a=0 b=-1
else if (orientation.Equals(EnumOrientation.Flip90))
// c=-1 d=0
{
if ((a < pT) && (a > -nT) && (b + 1 < pT) && (b + 1 > -nT) && (c + 1 < pT) && (c + 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
} // a=-1 b=0
else if (orientation.Equals(EnumOrientation.Flip180))
// c=0 d=1
{
if ((a + 1 < pT) && (a + 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d - 1 < pT) && (d - 1 > -nT))
{
return(true);
}
continue;
} // a=0 b=1
else if (orientation.Equals(EnumOrientation.Flip270))
// c=1 d=0
{
if ((a < pT) && (a > -nT) && (b - 1 < pT) && (b - 1 > -nT) && (c - 1 < pT) && (c - 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
} // a=1 b=0
else if (orientation.Equals(EnumOrientation.Rotate0))
// c=0 d=1
{
if ((a - 1 < pT) && (a - 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d - 1 < pT) && (d - 1 > -nT))
{
return(true);
}
continue;
} // a=0 b=1
else if (orientation.Equals(EnumOrientation.Rotate90))
// c=-1
// d=0
{
if ((a < pT) && (a > -nT) && (b - 1 < pT) && (b - 1 > -nT) && (c + 1 < pT) && (c + 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
} // a=-1
else if (orientation.Equals(EnumOrientation.Rotate180))
// b=0
// c=0
// d=-1
{
if ((a + 1 < pT) && (a + 1 > -nT) && (b < pT) && (b > -nT) && (c < pT) && (c > -nT) && (d + 1 < pT) && (d + 1 > -nT))
{
return(true);
}
continue;
} // a=0
else if (orientation.Equals(EnumOrientation.Rotate270))
// b=-1
// c=1
// d=0
{
if ((a < pT) && (a > -nT) && (b + 1 < pT) && (b + 1 > -nT) && (c - 1 < pT) && (c - 1 > -nT) && (d < pT) && (d > -nT))
{
return(true);
}
continue;
}
else
{
return(true);
}
}
return(false);
}