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Fixed/reverted some of optimizations from r1845...

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MaxED 2013-12-11 09:47:35 +00:00
parent 47cebd9b20
commit 894a2069e8
2 changed files with 50 additions and 35 deletions
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8
Source/Core/Geometry/Tools.cs
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@ -153,8 +153,9 @@ namespace CodeImp.DoomBuilder.Geometry
foreach(Vertex v in General.Map.Map.Vertices)
{
// Inside the polygon bounding box?
if(bbox.Contains(v.Position.x, v.Position.y)) //mxd
{
if(v.Position.x < bbox.Left || v.Position.x > bbox.Right || v.Position.y < bbox.Top || v.Position.y > bbox.Bottom)
continue;
// More to the right?
if((foundv == null) || (v.Position.x >= foundv.Position.x))
{
@ -181,7 +182,6 @@ namespace CodeImp.DoomBuilder.Geometry
}
}
}
}
// Found a vertex inside the polygon?
if(foundv != null)
@ -296,7 +296,7 @@ namespace CodeImp.DoomBuilder.Geometry
// Line to the right of start point?
if((ld.Start.Position.x > px) || (ld.End.Position.x > px)) {
// Line intersecting the y axis?
if((ld.Start.Position.y > py && ld.End.Position.y < py) || (ld.Start.Position.y < py && ld.End.Position.y > py)) { //mxd
if((ld.Start.Position.y >= py && ld.End.Position.y <= py) || (ld.Start.Position.y <= py && ld.End.Position.y >= py)) { //mxd
// Check if this linedef intersects our test line at a closer range
float thisu;
ld.Line.GetIntersection(testline, out thisu);

29
Source/Core/Map/MapSet.cs
View file

@ -1906,16 +1906,29 @@ namespace CodeImp.DoomBuilder.Map
// Go for all lines
foreach(Linedef l in lines)
{
//mxd. Not within rect?
if(!area.Contains(l.Start.Position.x, l.Start.Position.y) || !area.Contains(l.End.Position.x, l.End.Position.y)) continue;
// Check the cs field bits
if ((GetCSFieldBits(l.Start, ref area) & GetCSFieldBits(l.End, ref area)) == 0)
{
// The line could be in the area
newlines.Add(l);
}
}
// Return result
return newlines;
}
// This returns the cohen-sutherland field bits for a vertex in a rectangle area
private static int GetCSFieldBits(Vertex v, ref RectangleF area)
{
int bits = 0;
if(v.Position.y < area.Top) bits |= 0x01;
if(v.Position.y > area.Bottom) bits |= 0x02;
if(v.Position.x < area.Left) bits |= 0x04;
if(v.Position.x > area.Right) bits |= 0x08;
return bits;
}
/// <summary>This filters vertices by a rectangular area.</summary>
public static ICollection<Vertex> FilterByArea(ICollection<Vertex> verts, ref RectangleF area)
{
@ -1925,12 +1938,12 @@ namespace CodeImp.DoomBuilder.Map
foreach(Vertex v in verts)
{
// Within rect?
if(area.Contains(v.Position.x, v.Position.y)) //mxd
{
if((v.Position.x < area.Left) || (v.Position.x > area.Right) ||
(v.Position.y < area.Top) || (v.Position.y > area.Bottom)) continue;
// The vertex is in the area
newverts.Add(v);
}
}
// Return result
return newverts;
@ -2532,8 +2545,10 @@ namespace CodeImp.DoomBuilder.Map
px = v.Position.x;
py = v.Position.y;
// Within range?
if(!range.Contains(px, py)) continue; //mxd
//mxd. Within range?
if((v.Position.x < range.Left) || (v.Position.x > range.Right)
|| (v.Position.y < range.Top) || (v.Position.y > range.Bottom))
continue;
// Close than previous find?
d = Math.Abs(px - pos.x) + Math.Abs(py - pos.y);