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Hoist change_light variables

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This commit is contained in:
Kp 2015-12-22 04:18:52 +00:00
parent a892c24bc2
commit de88e595e9
1 changed files with 7 additions and 6 deletions
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13
similar/main/gameseg.cpp
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@ -1640,19 +1640,20 @@ static void change_segment_light(const vsegptridx_t segp,int sidenum,int dir)
// dir = 0 -> you are dumb
static void change_light(const vsegptridx_t segnum, int sidenum, int dir)
{
const fix ds = dir * DL_SCALE;
range_for (auto &i, partial_range(Dl_indices, Num_static_lights))
if (i.segnum == segnum && i.sidenum == sidenum)
{
range_for (auto &j, partial_range(Delta_lights, static_cast<uint_fast32_t>(i.index), static_cast<uint_fast32_t>(i.count)))
{
const auto &&segp = vsegptr(j.segnum);
auto &uvls = segp->sides[j.sidenum].uvls;
for (int k=0; k<4; k++) {
fix dl,new_l;
dl = dir * j.vert_light[k] * DL_SCALE;
Assert(j.sidenum >= 0 && j.sidenum < MAX_SIDES_PER_SEGMENT);
const auto &&segp = vsegptr(j.segnum);
new_l = (segp->sides[j.sidenum].uvls[k].l += dl);
if (new_l < 0)
segp->sides[j.sidenum].uvls[k].l = 0;
auto &l = uvls[k].l;
const fix dl = ds * j.vert_light[k];
if ((l += dl) < 0)
l = 0;
}
}
}