public PlungerHit(PlungerData data, float zHeight) : base(ItemType.Plunger)
{
_data = data;
_zHeight = zHeight;
_x = _data.Center.X - _data.Width;
_y = _data.Center.Y + _data.Height;
_x2 = _data.Center.X + _data.Width;
FrameTop = data.Center.Y - data.Stroke;
FrameBottom = data.Center.Y;
FrameLen = FrameBottom - FrameTop;
RestPos = data.ParkPosition;
Position = FrameTop + RestPos * FrameLen;
// static
LineSegBase = new LineSeg(new Vertex2D(_x, _y), new Vertex2D(_x2, _y), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
JointBase[0] = new HitLineZ(new Vertex2D(_x, _y), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
JointBase[1] = new HitLineZ(new Vertex2D(_x2, _y), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
// dynamic
LineSegSide[0] = new LineSeg(new Vertex2D(_x + 0.0001f, Position), new Vertex2D(_x, _y), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
LineSegSide[1] = new LineSeg(new Vertex2D(_x2, _y), new Vertex2D(_x2 + 0.0001f, Position), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
LineSegEnd = new LineSeg(new Vertex2D(_x2, Position), new Vertex2D(_x, Position), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
JointEnd[0] = new HitLineZ(new Vertex2D(_x, Position), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
JointEnd[1] = new HitLineZ(new Vertex2D(_x2, Position), zHeight, zHeight + Plunger.PlungerHeight, ItemType.Plunger);
}
public static PlungerDesc GetCustom(PlungerData data, float beginY, float springMinSpacing,
out float rody, out float springGauge, out float springRadius,
out float springLoops, out float springEndLoops)
{
// Several of the entries are fixed:
// shaft x 2 (top, bottom)
// ring x 6 (inner top, outer top x 2, outer bottom x 2, inner bottom)
// ring gap x 2 (top, bottom)
// tip bottom inner x 1
// first entry in custom tip list (there's always at least one;
// even if it's blank, we read the empty entry as "0,0" )
var numCoords = 2 + 6 + 2 + 1 + 1;
// Split the tip list.
// Entries are separated by semicolons.
var tipShapes = string.IsNullOrEmpty(data.TipShape)
? new string[0]
: data.TipShape.Split(';');
var numTips = tipShapes.Length;
numCoords += numTips - 1;
// allocate the descriptor and the coordinate array
var desc = new PlungerDesc(new PlungerCoord[numCoords]);
// figure the tip lathe descriptor from the shape point list
//var c = customDesc.c;
float tipLen = 0;
int i;
for (i = 0; i < tipShapes.Length; i++)
{
// Parse the entry: "yOffset, diam". yOffset is the
// offset (in table distance units) from the previous
// point. "diam" is the diameter (relative to the
// nominal width of the plunger, as given by the width
// property) of the tip at this point. 1.0 means that
// the diameter is the same as the nominal width; 0.5
// is half the width.
var tipShape = tipShapes[i];
var ts = tipShape.Trim().Split(' ');
ref var c = ref desc.c[i];
try {
c.y = int.Parse(ts[0], CultureInfo.InvariantCulture);
} catch (FormatException) {
c.y = 0;
}
try {
var v = ts.Length > 1 ? ts[1] : "0.0";
c.r = float.Parse(v.StartsWith(".") ? "0" + v : v, CultureInfo.InvariantCulture) * 0.5f;
} catch (FormatException) {
c.r = 0;
}
// each entry has to have a higher y value than the last
if (c.y < tipLen)
{
c.y = tipLen;
}
// update the tip length so far
tipLen = c.y;
}
public PlungerMeshGenerator(PlungerData data)
{
_data = data;
Init(null);
}
