public string SetGWACommand()
{
if (this.Value == null)
{
return("");
}
var load = this.Value as Structural2DLoadPanel;
if (load.Loading == null)
{
return("");
}
var keyword = typeof(GSAGridAreaLoad).GetGSAKeyword();
//There are no GSA types for these yet so use empty strings for the type names for the index
var gridSurfaceIndex = Initialiser.Cache.ResolveIndex("GRID_SURFACE.1");
var gridPlaneIndex = Initialiser.Cache.ResolveIndex("GRID_PLANE.4");
var loadCaseIndex = 0;
try
{
loadCaseIndex = Initialiser.Cache.LookupIndex(typeof(GSALoadCase).GetGSAKeyword(), load.LoadCaseRef).Value;
}
catch { }
var axis = HelperClass.Parse2DAxis(load.Value.ToArray());
// Calculate elevation
var elevation = (load.Value[0] * axis.Normal.Value[0] +
load.Value[1] * axis.Normal.Value[1] +
load.Value[2] * axis.Normal.Value[2]) /
Math.Sqrt(axis.Normal.Value[0] * axis.Normal.Value[0] +
axis.Normal.Value[1] * axis.Normal.Value[1] +
axis.Normal.Value[2] * axis.Normal.Value[2]);
// Transform coordinate to new axis
var transformed = HelperClass.MapPointsGlobal2Local(load.Value.ToArray(), axis);
var ls = new List <string>();
var direction = new string[3] {
"X", "Y", "Z"
};
var gwaCommands = new List <string>();
for (var i = 0; i < load.Loading.Value.Count(); i++)
{
if (load.Loading.Value[i] == 0)
{
continue;
}
var index = Initialiser.Cache.ResolveIndex(typeof(GSAGridAreaLoad).GetGSAKeyword());
ls.Clear();
var subLs = new List <string>();
for (var j = 0; j < transformed.Count(); j += 3)
{
subLs.Add("(" + transformed[j].ToString() + "," + transformed[j + 1].ToString() + ")");
}
ls.AddRange(new string[] {
"SET_AT",
index.ToString(),
keyword + ":" + HelperClass.GenerateSID(load),
load.Name == null || load.Name == "" ? " " : load.Name,
gridSurfaceIndex.ToString(),
"POLYGON",
string.Join(" ", subLs),
loadCaseIndex.ToString(),
"GLOBAL",
"NO",
direction[i],
load.Loading.Value[i].ToString()
});
gwaCommands.Add(string.Join("\t", ls));
}
ls.Clear();
ls.AddRange(new[] {
"SET",
"GRID_SURFACE.1",
gridSurfaceIndex.ToString(),
load.Name == null || load.Name == "" ? " " : load.Name,
gridPlaneIndex.ToString(),
"2", // Dimension of elements to target
"all", // List of elements to target
"0.01", // Tolerance
"ONE", // Span option
"0"
}); // Span angle
gwaCommands.Add(string.Join("\t", ls));
ls.Clear();
HelperClass.SetAxis(axis, out int planeAxisIndex, out string planeAxisGwa, load.Name);
if (planeAxisGwa.Length > 0)
{
gwaCommands.Add(planeAxisGwa);
}
ls.AddRange(new[] {
"SET",
"GRID_PLANE.4",
gridPlaneIndex.ToString(),
load.Name == null || load.Name == "" ? " " : load.Name,
"GENERAL", // Type
planeAxisIndex.ToString(),
elevation.ToString(),
"0", // Elevation above
"0"
}); // Elevation below
gwaCommands.Add(string.Join("\t", ls));
return(string.Join("\n", gwaCommands));
}
