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fix for bug where particle system would fail when the original mesh had no tessface's

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Campbell Barton 2012-02-19 17:44:36 +00:00
parent fd89fa15c5
commit 85d99737b5
1 changed files with 6 additions and 1 deletions
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7
source/blender/blenkernel/intern/particle.c
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@ -806,7 +806,7 @@ int psys_render_simplify_distribution(ParticleThreadContext *ctx, int tot)
mface= dm->getTessFaceArray(dm);
origindex= dm->getTessFaceDataArray(dm, CD_ORIGINDEX);
totface= dm->getNumTessFaces(dm);
totorigface= me->totface;
totorigface= me->totpoly;
if(totface == 0 || totorigface == 0)
return tot;
@ -2937,6 +2937,11 @@ void psys_cache_paths(ParticleSimulationData *sim, float cfra)
vg_length = psys_cache_vgroup(psmd->dm, psys, PSYS_VG_LENGTH);
}
/* ensure we have tessfaces to be used for mapping */
if (part->from != PART_FROM_VERT) {
DM_ensure_tessface(psmd->dm);
}
/*---first main loop: create all actual particles' paths---*/
LOOP_SHOWN_PARTICLES {
if(!psys->totchild) {