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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.

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toaster 2021-02-19 06:45:28 -05:00
parent 33e0dd7cba
commit 1e23a3b663
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;