// Segment changes
private void segindex_ValueChanged(object sender, EventArgs e)
{
Seg sg = mode.Segs[(int)segindex.Value];
Linedef ld = null; //mxd
if (sg.lineindex != -1)
{
ld = General.Map.Map.GetLinedefByIndex(sg.lineindex); //mxd
}
lineindex.Text = sg.lineindex.ToString();
startvertex.Text = sg.startvertex + " (" + mode.Vertices[sg.startvertex].x + ", " + mode.Vertices[sg.startvertex].y + ")";
endvertex.Text = sg.endvertex + " (" + mode.Vertices[sg.endvertex].x + ", " + mode.Vertices[sg.endvertex].y + ")";
segside.Text = sg.leftside ? "Back" : "Front";
segangle.Text = Angle2D.RealToDoom(sg.angle) + "\u00B0";
segoffset.Text = sg.offset + " mp";
if (ld != null) //mxd
{
sideindex.Text = sg.leftside ? ld.Back.Index.ToString() : ld.Front.Index.ToString();
sectorindex.Text = sg.leftside ? ld.Back.Sector.Index.ToString() : ld.Front.Sector.Index.ToString();
}
else
{
sideindex.Text = "None";
sectorindex.Text = "None";
}
General.Interface.RedrawDisplay();
}
/// <summary>
/// Build the polygon for a specific subsector
/// </summary>
private void BuildSubsectorPoly(int ss, IEnumerable <Split> nodesplits)
{
// Begin with a giant square polygon that covers the entire map
List <Vector2D> poly = new List <Vector2D>(16);
poly.Add(new Vector2D(-General.Map.FormatInterface.MaxCoordinate, General.Map.FormatInterface.MaxCoordinate));
poly.Add(new Vector2D(General.Map.FormatInterface.MaxCoordinate, General.Map.FormatInterface.MaxCoordinate));
poly.Add(new Vector2D(General.Map.FormatInterface.MaxCoordinate, -General.Map.FormatInterface.MaxCoordinate));
poly.Add(new Vector2D(-General.Map.FormatInterface.MaxCoordinate, -General.Map.FormatInterface.MaxCoordinate));
// Crop the polygon by the node tree splits
foreach (Split s in nodesplits)
{
CropPolygon(poly, s);
}
// Crop the polygon by the subsector segs
for (int i = 0; i < ssectors[ss].numsegs; i++)
{
Split s;
Seg sg = segs[ssectors[ss].firstseg + i];
//mxd. Sanity check, because some segs in Doom maps refer to non-existing verts.
if (sg.startvertex > verts.Length - 1 || sg.endvertex > verts.Length - 1)
{
continue;
}
s.pos = verts[sg.startvertex];
s.delta = verts[sg.endvertex] - verts[sg.startvertex];
CropPolygon(poly, s);
}
if (poly.Count > 1)
{
// Remove any zero-length lines
Vector2D prevpoint = poly[0];
for (int i = poly.Count - 1; i >= 0; i--)
{
if (Vector2D.DistanceSq(poly[i], prevpoint) < 0.001f)
{
poly.RemoveAt(i);
}
else
{
prevpoint = poly[i];
}
}
}
ssectors[ss].points = poly.ToArray();
// Setup vertices for rendering
if (poly.Count >= 3)
{
FlatVertex[] fverts = new FlatVertex[(poly.Count - 2) * 3];
int intcolor = PixelColor.FromColor(Color.Gray).WithAlpha(100).ToInt();
int pi = 0;
for (int t = 0; t < (poly.Count - 2); t++)
{
fverts[pi].x = poly[0].x;
fverts[pi].y = poly[0].y;
fverts[pi].c = intcolor;
fverts[pi + 1].x = poly[t + 1].x;
fverts[pi + 1].y = poly[t + 1].y;
fverts[pi + 1].c = intcolor;
fverts[pi + 2].x = poly[t + 2].x;
fverts[pi + 2].y = poly[t + 2].y;
fverts[pi + 2].c = intcolor;
pi += 3;
}
ssectors[ss].vertices = fverts;
}
}
// Draw the display
public override void OnRedrawDisplay()
{
base.OnRedrawDisplay();
if (form == null)
{
return;
}
if (renderer.StartPlotter(true))
{
if (form.SelectedTab == 0)
{
// Render all subsectors in original color
for (int si = 0; si < ssectors.Length; si++)
{
Subsector s = ssectors[si];
PlotSubsectorLines(s.points, PixelColor.FromColor(Color.Gray));
}
if (mouseinssector > -1)
{
PlotSubsectorLines(ssectors[mouseinssector].points, General.Colors.Highlight);
}
// Draw additional vertices
if (form.ShowSegsVertices)
{
for (int i = General.Map.Map.Vertices.Count; i < verts.Length; i++)
{
renderer.PlotVertexAt(verts[i], ColorCollection.VERTICES);
}
}
}
if (form.SelectedTab == 1)
{
renderer.PlotLinedefSet(General.Map.Map.Linedefs);
// Render selected node split
if ((form.ViewSplitIndex >= 0) && (form.ViewSplitIndex < nodes.Length))
{
Node n = nodes[form.ViewSplitIndex];
// Draw parent splits
int parentsplit = n.parent;
while (parentsplit > -1)
{
Node pn = nodes[parentsplit];
renderer.PlotLine(pn.linestart, pn.linestart + pn.linedelta, General.Colors.Selection);
parentsplit = pn.parent;
}
// Draw this split
renderer.PlotLine(n.linestart, n.linestart + n.linedelta, General.Colors.Highlight);
}
}
if (form.SelectedTab == 2)
{
renderer.PlotLinedefSet(General.Map.Map.Linedefs);
// Render selected subsector
if ((form.ViewSubsectorIndex >= 0) && (form.ViewSubsectorIndex < ssectors.Length))
{
Subsector s = ssectors[form.ViewSubsectorIndex];
PlotSubsectorLines(s.points, General.Colors.Highlight);
}
// Draw selected segment
if (form.ViewSegIndex > -1)
{
Seg sg = segs[form.ViewSegIndex];
renderer.PlotLine(verts[sg.startvertex], verts[sg.endvertex], General.Colors.Selection);
}
}
renderer.Finish();
}
if (renderer.StartOverlay(true))
{
switch (form.SelectedTab)
{
case 0:
if (mouseinssector > -1)
{
// Render all subsectors in original color
for (int si = 0; si < ssectors.Length; si++)
{
Subsector s = ssectors[si];
DrawSubsectorArea(s.vertices);
}
DrawSubsectorArea(ssectors[mouseinssector].vertices, General.Colors.Highlight);
}
else
{
// Render all subsectors with distinct colors
for (int si = 0; si < ssectors.Length; si++)
{
Subsector s = ssectors[si];
PixelColor color = distinctcolors[si % distinctcolors.Count];
DrawSubsectorArea(s.vertices, color);
}
}
break;
case 1:
if ((form.ViewSplitIndex >= 0) && (form.ViewSplitIndex < nodes.Length))
{
Node n = nodes[form.ViewSplitIndex];
// Draw areas. We draw these first, because they would otherwise erase any splits we want to show.
DrawSplitArea(n.leftbox, form.ViewSplitIndex, true, new PixelColor(100, 50, 80, 255));
DrawSplitArea(n.rightbox, form.ViewSplitIndex, false, new PixelColor(100, 20, 220, 20));
// Draw parent splits
int parentsplit = n.parent;
while (parentsplit > -1)
{
Node pn = nodes[parentsplit];
renderer.RenderLine(pn.linestart, pn.linestart + pn.linedelta, 1f, General.Colors.Selection, true);
parentsplit = pn.parent;
}
// Draw this split
renderer.RenderLine(n.linestart, n.linestart + n.linedelta, 1f, General.Colors.Highlight, true);
}
break;
case 2:
if ((form.ViewSubsectorIndex >= 0) && (form.ViewSubsectorIndex < ssectors.Length))
{
Subsector s = ssectors[form.ViewSubsectorIndex];
// Draw area
DrawSubsectorArea(s.vertices, General.Colors.Highlight);
// Draw selected segment
if (form.ViewSegIndex > -1)
{
Seg sg = segs[form.ViewSegIndex];
renderer.RenderLine(verts[sg.startvertex], verts[sg.endvertex], 1f, General.Colors.Selection, true);
}
}
break;
}
renderer.Finish();
}
renderer.Present();
}