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- fixed: The node builder's FindMapBounds function included all vertices generated by the node builder.

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This could cause problems on maps with bogus nodes so it's better to only check vertices that are referenced by a linedef.
This commit is contained in:
Christoph Oelckers 2016-05-27 09:38:33 +02:00
parent 34c67b9eae
commit 19003a7973
1 changed files with 9 additions and 5 deletions
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14
src/nodebuild_utility.cpp
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@ -616,12 +616,16 @@ void FNodeBuilder::FLevel::FindMapBounds()
minx = maxx = Vertices[0].fX(); minx = maxx = Vertices[0].fX();
miny = maxy = Vertices[0].fY(); miny = maxy = Vertices[0].fY();
for (int i = 1; i < NumVertices; ++i) for (int i = 1; i < NumLines; ++i)
{ {
if (Vertices[i].fX() < minx) minx = Vertices[i].fX(); for (int j = 0; j < 2; j++)
else if (Vertices[i].fX() > maxx) maxx = Vertices[i].fX(); {
if (Vertices[i].fY() < miny) miny = Vertices[i].fY(); vertex_t *v = (j == 0 ? Lines[i].v1 : Lines[i].v2);
else if (Vertices[i].fY() > maxy) maxy = Vertices[i].fY(); if (v->fX() < minx) minx = v->fX();
else if (v->fX() > maxx) maxx = v->fX();
if (v->fY() < miny) miny = v->fY();
else if (v->fY() > maxy) maxy = v->fY();
}
} }
MinX = FLOAT2FIXED(minx); MinX = FLOAT2FIXED(minx);