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Merge branch 'scroll-back-and-front' into 'master'

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Line special 507 - Scroll front and back textures of tagged lines by front and back texture offsets

See merge request KartKrew/Kart!239
This commit is contained in:
Sal 2020-04-24 20:54:23 -04:00
commit 720ec3ba8a
1 changed files with 34 additions and 2 deletions
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36
src/p_spec.c
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@ -7205,9 +7205,15 @@ static void P_SpawnScrollers(void)
{
fixed_t dx = l->dx >> SCROLL_SHIFT; // direction and speed of scrolling
fixed_t dy = l->dy >> SCROLL_SHIFT;
fixed_t bx = 0;/* backside variants */
fixed_t by = 0;
INT32 control = -1, accel = 0; // no control sector or acceleration
INT32 special = l->special;
INT32 s;
// These types are same as the ones they get set to except that the
// first side's sector's heights cause scrolling when they change, and
// this linedef controls the direction and speed of the scrolling. The
@ -7236,10 +7242,24 @@ static void P_SpawnScrollers(void)
control = (INT32)(sides[*l->sidenum].sector - sectors);
}
if (special == 507) // front and back scrollers
{
s = l->sidenum[0];
dx = -(sides[s].textureoffset);
dy = sides[s].rowoffset;
s = l->sidenum[1];
if (s != 0xffff)
{
bx = -(sides[s].textureoffset);
by = sides[s].rowoffset;
}
}
switch (special)
{
register INT32 s;
case 513: // scroll effect ceiling
case 533: // scroll and carry objects on ceiling
for (s = -1; (s = P_FindSectorFromLineTag(l, s)) >= 0 ;)
@ -7292,6 +7312,18 @@ static void P_SpawnScrollers(void)
CONS_Debug(DBG_GAMELOGIC, "Line special 506 (line #%s) missing 2nd side!\n", sizeu1(i));
break;
case 507: // scroll front and backside of tagged lines
for (s = -1; (s = P_FindLineFromLineTag(l, s)) >= 0 ;)
{
if (s != (INT32)i)
{
Add_Scroller(sc_side, dx, dy, control, lines[s].sidenum[0], accel, 0);
if (lines[s].sidenum[1] != 0xffff)
Add_Scroller(sc_side, bx, by, control, lines[s].sidenum[1], accel, 0);
}
}
break;
case 500: // scroll first side
Add_Scroller(sc_side, FRACUNIT, 0, -1, lines[i].sidenum[0], accel, 0);
break;