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welp no success in fixing the sky HOMs yet, committing progress anyway

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This commit is contained in:
Monster Iestyn 2016-05-30 22:53:22 +01:00
parent a2aeece419
commit eb90f4f50d
1 changed files with 40 additions and 18 deletions
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58
src/r_segs.c
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@ -1487,10 +1487,20 @@ static void R_RenderSegLoop (void)
else else
{ {
// note: don't use min/max macros here // note: don't use min/max macros here
if (markceiling && yl >= 0) if (markceiling)
ceilingclip[rw_x] = (yl-1 > viewheight) ? (INT16)viewheight : (INT16)((INT16)yl - 1); {
if (markfloor && yh < viewheight) if (yl >= 0)
ceilingclip[rw_x] = (yl > viewheight) ? (INT16)viewheight : (INT16)((INT16)yl - 1);
else
ceilingclip[rw_x] = -1;
}
else if (markfloor)
{
if (yh < viewheight)
floorclip[rw_x] = (yh < -1) ? -1 : (INT16)((INT16)yh + 1); floorclip[rw_x] = (yh < -1) ? -1 : (INT16)((INT16)yh + 1);
else
floorclip[rw_x] = (INT16)viewheight;
}
} }
} }
else else
@ -1505,9 +1515,7 @@ static void R_RenderSegLoop (void)
if (mid >= floorclip[rw_x]) if (mid >= floorclip[rw_x])
mid = floorclip[rw_x]-1; mid = floorclip[rw_x]-1;
if (yl < 0) if (mid >= yl && yl < viewheight)
; // do nothing, off-screen
else if (mid >= yl && yl < viewheight)
{ {
if (mid >= 0) if (mid >= 0)
{ {
@ -1519,13 +1527,21 @@ static void R_RenderSegLoop (void)
colfunc(); colfunc();
ceilingclip[rw_x] = (INT16)mid; ceilingclip[rw_x] = (INT16)mid;
} }
// else do nothing, off-screen
}
else else
ceilingclip[rw_x] = (yl > viewheight) ? (INT16)viewheight : (INT16)((INT16)yl - 1); ceilingclip[rw_x] = -1;
} }
else if (markceiling && yl >= 0) // no top wall else if (yl >= 0)
ceilingclip[rw_x] = (yl > viewheight) ? (INT16)viewheight : (INT16)((INT16)yl - 1); ceilingclip[rw_x] = (yl > viewheight) ? (INT16)viewheight : (INT16)((INT16)yl - 1);
else
ceilingclip[rw_x] = -1;
}
else if (markceiling) // no top wall
{
if (yl >= 0)
ceilingclip[rw_x] = (yl > viewheight) ? (INT16)viewheight : (INT16)((INT16)yl - 1);
else
ceilingclip[rw_x] = -1;
}
if (bottomtexture) if (bottomtexture)
{ {
@ -1537,9 +1553,7 @@ static void R_RenderSegLoop (void)
if (mid <= ceilingclip[rw_x]) if (mid <= ceilingclip[rw_x])
mid = ceilingclip[rw_x]+1; mid = ceilingclip[rw_x]+1;
if (yh >= viewheight) if (mid <= yh && yh >= 0)
; // do nothing, off-screen
else if (mid <= yh && yh >= 0)
{ {
if (mid < viewheight) if (mid < viewheight)
{ {
@ -1552,13 +1566,21 @@ static void R_RenderSegLoop (void)
colfunc(); colfunc();
floorclip[rw_x] = (INT16)mid; floorclip[rw_x] = (INT16)mid;
} }
// else do nothing, off-screen
}
else else
floorclip[rw_x] = (yh < -1) ? -1 : (INT16)((INT16)yh + 1); floorclip[rw_x] = (INT16)viewheight;
}
else if (yh < viewheight)
floorclip[rw_x] = (yh < -1) ? -1 : (INT16)((INT16)yh + 1);
else
floorclip[rw_x] = (INT16)viewheight;
}
else if (markfloor) // no bottom wall
{
if (yh < viewheight)
floorclip[rw_x] = (yh < -1) ? -1 : (INT16)((INT16)yh + 1);
else
floorclip[rw_x] = (INT16)viewheight;
} }
else if (markfloor && yh < viewheight) // no bottom wall
floorclip[rw_x] = (yh < -1) ? -1 : (INT16)((INT16)yh + 1), -1;
} }
if (floorclip[rw_x] > viewheight) if (floorclip[rw_x] > viewheight)