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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
View file

@ -937,10 +937,13 @@ void FNodeBuilder::SetNodeFromSeg (node_t &node, const FPrivSeg *pseg) const
DWORD FNodeBuilder::SplitSeg (DWORD segnum, int splitvert, int v1InFront) DWORD FNodeBuilder::SplitSeg (DWORD segnum, int splitvert, int v1InFront)
{ {
double dx, dy;
FPrivSeg newseg; FPrivSeg newseg;
int newnum = (int)Segs.Size(); int newnum = (int)Segs.Size();
newseg = Segs[segnum]; newseg = Segs[segnum];
dx = double(Vertices[splitvert].x - Vertices[newseg.v1].x);
dy = double(Vertices[splitvert].y - Vertices[newseg.v1].y);
if (v1InFront > 0) if (v1InFront > 0)
{ {
newseg.v1 = splitvert; newseg.v1 = splitvert;
@ -1126,7 +1129,8 @@ int ClassifyLineBackpatchC (node_t &node, const FSimpleVert *v1, const FSimpleVe
long pagesize = sysconf(_SC_PAGESIZE); long pagesize = sysconf(_SC_PAGESIZE);
char *callerpage = (char *)((intptr_t)calleroffset & ~(pagesize - 1)); char *callerpage = (char *)((intptr_t)calleroffset & ~(pagesize - 1));
size_t protectlen = (intptr_t)calleroffset + sizeof(void*) - (intptr_t)callerpage; 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 #endif
{ {
*calleroffset = diff; *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; angle_t bestdiff = ANGLE_MAX;
FPrivSeg *bestseg = NULL; FPrivSeg *bestseg = NULL;
DWORD bestj = DWORD_MAX;
j = first; j = first;
do do
{ {
@ -327,12 +328,14 @@ int FNodeBuilder::CloseSubsector (TArray<glseg_t> &segs, int subsector, vertex_t
{ {
bestdiff = diff; bestdiff = diff;
bestseg = seg; bestseg = seg;
bestj = j;
break; break;
} }
if (diff < bestdiff && diff > 0) if (diff < bestdiff && diff > 0)
{ {
bestdiff = diff; bestdiff = diff;
bestseg = seg; bestseg = seg;
bestj = j;
} }
} }
while (++j < max); 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) if (prev != NULL)
{ {
DWORD fseg1, bseg1; DWORD fseg1, bseg1, fseg2, bseg2;
DWORD fnseg, bnseg; DWORD fnseg, bnseg;
// Minisegs should only be added when they can create valid loops on both the front and // 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 && 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 && (bseg1 = CheckLoopStart (-node.dx, -node.dy, event->Info.Vertex, prev->Info.Vertex)) != DWORD_MAX &&
(CheckLoopEnd (node.dx, node.dy, event->Info.Vertex)) != DWORD_MAX && (fseg2 = CheckLoopEnd (node.dx, node.dy, event->Info.Vertex)) != DWORD_MAX &&
(CheckLoopEnd (-node.dx, -node.dy, prev->Info.Vertex)) != DWORD_MAX) (bseg2 = CheckLoopEnd (-node.dx, -node.dy, prev->Info.Vertex)) != DWORD_MAX)
{ {
// Add miniseg on the front side // Add miniseg on the front side
fnseg = AddMiniseg (prev->Info.Vertex, event->Info.Vertex, DWORD_MAX, fseg1, splitseg); fnseg = AddMiniseg (prev->Info.Vertex, event->Info.Vertex, DWORD_MAX, fseg1, splitseg);