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- added Gez's Plane_Copy submission with some extensions and improvements.

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This line special is the last of the slope creation methods being processed so it can copy any other type of slope.


SVN r2147 (trunk)
This commit is contained in:
Christoph Oelckers 2010-01-30 22:53:37 +00:00
commit 3e8435e22c
4 changed files with 73 additions and 17 deletions
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58
src/p_slopes.cpp
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@ -118,9 +118,8 @@ static void P_SlopeLineToPoint (int lineid, fixed_t x, fixed_t y, fixed_t z, boo
//
//===========================================================================
static void P_CopyPlane (int tag, fixed_t x, fixed_t y, bool copyCeil)
static void P_CopyPlane (int tag, sector_t *dest, bool copyCeil)
{
sector_t *dest = P_PointInSector (x, y);
sector_t *source;
int secnum;
size_t planeofs;
@ -144,6 +143,12 @@ static void P_CopyPlane (int tag, fixed_t x, fixed_t y, bool copyCeil)
*(secplane_t *)((BYTE *)dest + planeofs) = *(secplane_t *)((BYTE *)source + planeofs);
}
static void P_CopyPlane (int tag, fixed_t x, fixed_t y, bool copyCeil)
{
sector_t *dest = P_PointInSector (x, y);
P_CopyPlane(tag, dest, copyCeil);
}
//===========================================================================
//
// P_SetSlope
@ -571,3 +576,52 @@ void P_SetSlopes ()
}
}
//===========================================================================
//
// P_CopySlopes
//
//===========================================================================
void P_CopySlopes()
{
for (int i = 0; i < numlines; i++)
{
if (lines[i].special == Plane_Copy)
{
// The args are used for the tags of sectors to copy:
// args[0]: front floor
// args[1]: front ceiling
// args[2]: back floor
// args[3]: back ceiling
// args[4]: copy slopes from one side of the line to the other.
lines[i].special = 0;
for (int s = 0; s < (lines[i].backsector ? 4 : 2); s++)
{
if (lines[i].args[s])
P_CopyPlane(lines[i].args[s],
(s & 2 ? lines[i].backsector : lines[i].frontsector), s & 1);
}
if (lines[i].backsector != NULL)
{
if ((lines[i].args[4] & 3) == 1)
{
lines[i].backsector->floorplane = lines[i].frontsector->floorplane;
}
else if ((lines[i].args[4] & 3) == 2)
{
lines[i].frontsector->floorplane = lines[i].backsector->floorplane;
}
if ((lines[i].args[4] & 12) == 4)
{
lines[i].backsector->ceilingplane = lines[i].frontsector->ceilingplane;
}
else if ((lines[i].args[4] & 12) == 8)
{
lines[i].frontsector->ceilingplane = lines[i].backsector->ceilingplane;
}
}
}
}
}