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Fix T67319 DRW: Large objects gets incorrectly culled 

To avoid this we just bypass culling if the object is too big to avoid
float precision issues.
This commit is contained in:
Clément Foucault 2020-06-24 17:44:50 +02:00
parent 560a73610b
commit ec7510b458
Notes: blender-bot 2023-02-14 04:46:12 +01:00 
Referenced by issue #67319, Array in object offset with empty dissapear
1 changed files with 5 additions and 0 deletions
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5
source/blender/draw/intern/draw_manager_data.c
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@ -538,6 +538,11 @@ static void drw_call_culling_init(DRWCullingState *cull, Object *ob)
mul_v3_m4v3(corner, ob->obmat, bbox->vec[0]);
mul_m4_v3(ob->obmat, cull->bsphere.center);
cull->bsphere.radius = len_v3v3(cull->bsphere.center, corner);
/* Bypass test for very large objects (see T67319). */
if (UNLIKELY(cull->bsphere.radius > 1e12)) {
cull->bsphere.radius = -1.0f;
}
}
else {
/* Bypass test. */