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Fix dropshadows of papersprites drifting depending on angle relative to camera. Discovered in Kart internal for the paper item drops and ported back, hence the branch name.

This commit is contained in:
toaster 2021-02-19 06:45:28 -05:00
parent d380405b2f
commit 73758f50ff
1 changed files with 3 additions and 3 deletions
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6
src/r_things.c
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@ -1423,7 +1423,7 @@ static void R_ProjectSprite(mobj_t *thing)
fixed_t sheartan = 0;
fixed_t shadowscale = FRACUNIT;
fixed_t basetx; // drop shadows
fixed_t basetx, basetz; // drop shadows
boolean shadowdraw, shadoweffects, shadowskew;
boolean splat = R_ThingIsFloorSprite(thing);
@ -1453,7 +1453,7 @@ static void R_ProjectSprite(mobj_t *thing)
tr_x = thing->x - viewx;
tr_y = thing->y - viewy;
tz = FixedMul(tr_x, viewcos) + FixedMul(tr_y, viewsin); // near/far distance
basetz = tz = FixedMul(tr_x, viewcos) + FixedMul(tr_y, viewsin); // near/far distance
// thing is behind view plane?
if (!papersprite && (tz < FixedMul(MINZ, this_scale))) // papersprite clipping is handled later
@ -2052,7 +2052,7 @@ static void R_ProjectSprite(mobj_t *thing)
R_SplitSprite(vis);
if (oldthing->shadowscale && cv_shadow.value)
R_ProjectDropShadow(oldthing, vis, oldthing->shadowscale, basetx, tz);
R_ProjectDropShadow(oldthing, vis, oldthing->shadowscale, basetx, basetz);
// Debug
++objectsdrawn;