public static OutlineShape RandomInstance(Random r, int xSize, int ySize, double centerX, double centerY, double shapeSize)
{
int p = r.Next(Functions.Count);
//p = Functions.Count - 2 + r.Next(2);
//p = r.Next(Functions.Count - 2);
//p = r.Next(2);
//p = 4;
MethodInfo function = Functions[p];
TDFAttribute characteristics = Attributes[p];
int symmetryRotation;
if (characteristics.symmetry == 0)
{
symmetryRotation = 0;
}
else
{
symmetryRotation = 1 + r.Next(4 / characteristics.symmetry);
}
double scale = characteristics.scaleMin + r.NextDouble() * (characteristics.scaleMax - characteristics.scaleMin);
// Call the declaring type's constructor.
FunctionOutlineShape result = (FunctionOutlineShape)function.DeclaringType.GetConstructor(
new Type[7] {
typeof(int), typeof(int), typeof(double), typeof(double), typeof(double), typeof(MethodInfo), typeof(int)
}).Invoke(
new object[7] {
xSize, ySize, centerX, centerY, scale * shapeSize, function, symmetryRotation
}
);
result.ConfigureDistortion(function, r);
result.ConfigureFunctionParameters(function, r);
return(result);
}
/// <summary>
/// Create an outline shape.
/// </summary>
/// <param name="r">a source of random numbers</param>
/// <param name="xSize">width of the created shape</param>
/// <param name="ySize">height of the created shape</param>
/// <param name="centerX">X coordinate, relative to total width; 0.0 = top, 1.0 = bottom</param>
/// <param name="centerY">Y coordinate, relative to total height; 0.0 = left, 1.0 = right</param>
/// <param name="shapeSize">size, relative to distance of center from the border; 1.0 will touch the border </param>
/// <returns></returns>
public static OutlineShape Function(Random r, int xSize, int ySize, double centerX, double centerY, double shapeSize)
{
return(FunctionOutlineShape.RandomInstance(r, xSize, ySize, centerX, centerY, shapeSize));
}