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Restore nodebuilder files to their previous versions

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- For easy comparison, changes between the built-in nodebuilder and ZDBSP
  must be kept to a minimum.
This commit is contained in:
Randy Heit 2015-02-08 19:49:08 -06:00
parent 1a6bbcc206
commit 2d7592c2c3
3 changed files with 11 additions and 4 deletions
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6
src/nodebuild.cpp
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@ -937,10 +937,13 @@ void FNodeBuilder::SetNodeFromSeg (node_t &node, const FPrivSeg *pseg) const
DWORD FNodeBuilder::SplitSeg (DWORD segnum, int splitvert, int v1InFront)
{
double dx, dy;
FPrivSeg newseg;
int newnum = (int)Segs.Size();
newseg = Segs[segnum];
dx = double(Vertices[splitvert].x - Vertices[newseg.v1].x);
dy = double(Vertices[splitvert].y - Vertices[newseg.v1].y);
if (v1InFront > 0)
{
newseg.v1 = splitvert;
@ -1126,7 +1129,8 @@ int ClassifyLineBackpatchC (node_t &node, const FSimpleVert *v1, const FSimpleVe
long pagesize = sysconf(_SC_PAGESIZE);
char *callerpage = (char *)((intptr_t)calleroffset & ~(pagesize - 1));
size_t protectlen = (intptr_t)calleroffset + sizeof(void*) - (intptr_t)callerpage;
if (!mprotect(callerpage, protectlen, PROT_READ|PROT_WRITE|PROT_EXEC))
int ptect;
if (!(ptect = mprotect(callerpage, protectlen, PROT_READ|PROT_WRITE|PROT_EXEC)))
#endif
{
*calleroffset = diff;

3
src/nodebuild_extract.cpp
View file

@ -317,6 +317,7 @@ int FNodeBuilder::CloseSubsector (TArray<glseg_t> &segs, int subsector, vertex_t
{
angle_t bestdiff = ANGLE_MAX;
FPrivSeg *bestseg = NULL;
DWORD bestj = DWORD_MAX;
j = first;
do
{
@ -327,12 +328,14 @@ int FNodeBuilder::CloseSubsector (TArray<glseg_t> &segs, int subsector, vertex_t
{
bestdiff = diff;
bestseg = seg;
bestj = j;
break;
}
if (diff < bestdiff && diff > 0)
{
bestdiff = diff;
bestseg = seg;
bestj = j;
}
}
while (++j < max);

6
src/nodebuild_gl.cpp
View file

@ -176,7 +176,7 @@ void FNodeBuilder::AddMinisegs (const node_t &node, DWORD splitseg, DWORD &fset,
{
if (prev != NULL)
{
DWORD fseg1, bseg1;
DWORD fseg1, bseg1, fseg2, bseg2;
DWORD fnseg, bnseg;
// Minisegs should only be added when they can create valid loops on both the front and
@ -186,8 +186,8 @@ void FNodeBuilder::AddMinisegs (const node_t &node, DWORD splitseg, DWORD &fset,
if ((fseg1 = CheckLoopStart (node.dx, node.dy, prev->Info.Vertex, event->Info.Vertex)) != DWORD_MAX &&
(bseg1 = CheckLoopStart (-node.dx, -node.dy, event->Info.Vertex, prev->Info.Vertex)) != DWORD_MAX &&
(CheckLoopEnd (node.dx, node.dy, event->Info.Vertex)) != DWORD_MAX &&
(CheckLoopEnd (-node.dx, -node.dy, prev->Info.Vertex)) != DWORD_MAX)
(fseg2 = CheckLoopEnd (node.dx, node.dy, event->Info.Vertex)) != DWORD_MAX &&
(bseg2 = CheckLoopEnd (-node.dx, -node.dy, prev->Info.Vertex)) != DWORD_MAX)
{
// Add miniseg on the front side
fnseg = AddMiniseg (prev->Info.Vertex, event->Info.Vertex, DWORD_MAX, fseg1, splitseg);