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- don't draw invalid shadow sprites.

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This commit is contained in:
Christoph Oelckers 2022-09-08 01:02:45 +02:00
parent e2a1190e32
commit d1b4bef98d
1 changed files with 13 additions and 12 deletions
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25
source/games/sw/src/draw.cpp
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@ -250,7 +250,6 @@ int DoShadowFindGroundPoint(tspritetype* tspr)
void DoShadows(tspriteArray& tsprites, tspritetype* tsp, int viewz, int camang) void DoShadows(tspriteArray& tsprites, tspritetype* tsp, int viewz, int camang)
{ {
tspritetype* tSpr = tsprites.newTSprite();
auto ownerActor = static_cast<DSWActor*>(tsp->ownerActor); auto ownerActor = static_cast<DSWActor*>(tsp->ownerActor);
int ground_dist = 0; int ground_dist = 0;
int view_dist = 0; int view_dist = 0;
@ -271,25 +270,18 @@ void DoShadows(tspriteArray& tsprites, tspritetype* tsp, int viewz, int camang)
} }
tsp->sectp = sect; tsp->sectp = sect;
*tSpr = *tsp;
// shadow is ALWAYS draw last - status is priority
tSpr->statnum = MAXSTATUS;
tSpr->sectp = sect;
if ((tsp->yrepeat >> 2) > 4) if ((tsp->yrepeat >> 2) > 4)
{ {
yrepeat = (tsp->yrepeat >> 2) - (GetSpriteSizeY(tsp) / 64) * 2; yrepeat = (tsp->yrepeat >> 2) - (GetSpriteSizeY(tsp) / 64) * 2;
xrepeat = tSpr->xrepeat; xrepeat = tsp->xrepeat;
} }
else else
{ {
yrepeat = tSpr->yrepeat; yrepeat = tsp->yrepeat;
xrepeat = tSpr->xrepeat; xrepeat = tsp->xrepeat;
} }
tSpr->shade = 127;
tSpr->cstat |= CSTAT_SPRITE_TRANSLUCENT;
loz = ownerActor->user.loz; loz = ownerActor->user.loz;
if (ownerActor->user.lowActor) if (ownerActor->user.lowActor)
{ {
@ -300,11 +292,20 @@ void DoShadows(tspriteArray& tsprites, tspritetype* tsp, int viewz, int camang)
} }
// need to find the ground here // need to find the ground here
tSpr->set_int_z(loz);
// if below or close to sprites z don't bother to draw it // if below or close to sprites z don't bother to draw it
if ((viewz - loz) > -Z(8)) if ((viewz - loz) > -Z(8))
{
return; return;
}
tspritetype* tSpr = tsprites.newTSprite();
*tSpr = *tsp;
// shadow is ALWAYS draw last - status is priority
tSpr->statnum = MAXSTATUS;
tSpr->shade = 127;
tSpr->cstat |= CSTAT_SPRITE_TRANSLUCENT;
tSpr->set_int_z(loz);
// if close to shadows z shrink it // if close to shadows z shrink it
view_dist = labs(loz - viewz) >> 8; view_dist = labs(loz - viewz) >> 8;