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raze-gles
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Fixes a texturing bug with a combination of relative texturing and concave sectors. 

git-svn-id: https://svn.eduke32.com/eduke32@1333 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
plagman 2009-04-19 17:03:18 +00:00
parent ed7157f1e5
commit 711db577ab
1 changed files with 16 additions and 2 deletions
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18
polymer/eduke32/build/src/polymer.c
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@ -1648,9 +1648,23 @@ static int32_t polymer_updatesector(int16_t sectnum)
secangsin = (float)(sintable[ang&2047]) / 16383.0f;
}
// relative texturing
if (curstat & 64)
{
// absolute distance for walls "behind" the first wall (concave sectors)
xpancoef = wal->x - wall[sec->wallptr].x;
if (xpancoef < 0)
xpancoef = -xpancoef;
ypancoef = wall[sec->wallptr].y - wal->y;
if (ypancoef < 0)
ypancoef = -ypancoef;
tex = (curstat & 64) ? ((wal->x - wall[sec->wallptr].x) * secangsin) + ((-wal->y - -wall[sec->wallptr].y) * secangcos) : wal->x;
tey = (curstat & 64) ? ((wal->x - wall[sec->wallptr].x) * secangcos) - ((wall[sec->wallptr].y - wal->y) * secangsin) : -wal->y;
tex = xpancoef * secangsin + ypancoef * secangcos;
tey = xpancoef * secangcos - ypancoef * secangsin;
} else {
tex = wal->x;
tey = -wal->y;
}
if ((curstat & (2+64)) == (2+64))
{