Revision: 44478
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=44478
Author: campbellbarton
Date: 2012-02-27 09:37:59 +0000 (Mon, 27 Feb 2012)
Log Message:
-----------
fix for emitting particles (needed tessfaces).
this fixes the cloud-gen addon.
Modified Paths:
--------------
trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c
trunk/blender/source/blender/blenkernel/intern/particle_system.c
Modified: trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c
2012-02-27 07:28:24 UTC (rev 44477)
+++ trunk/blender/source/blender/blenkernel/intern/cdderivedmesh.c
2012-02-27 09:37:59 UTC (rev 44478)
@@ -111,6 +111,14 @@
static int cdDM_getNumTessFaces(DerivedMesh *dm)
{
+ /* uncomment and add a breakpoint on the printf()
+ * to help debug tessfaces issues since BMESH merge. */
+#if 0
+ if (dm->numTessFaceData == 0 && dm->numPolyData != 0) {
+ printf("%s: has no faces!, call DM_ensure_tessface() if you
need them\n");
+ }
+#endif
+
return dm->numTessFaceData;
}
Modified: trunk/blender/source/blender/blenkernel/intern/particle_system.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/particle_system.c
2012-02-27 07:28:24 UTC (rev 44477)
+++ trunk/blender/source/blender/blenkernel/intern/particle_system.c
2012-02-27 09:37:59 UTC (rev 44478)
@@ -4425,6 +4425,10 @@
if(!sim.psmd->dm)
return;
+ if (part->from != PART_FROM_VERT) {
+ DM_ensure_tessface(sim.psmd->dm);
+ }
+
/* execute drivers only, as animation has already been done */
BKE_animsys_evaluate_animdata(scene, &part->id, part->adt, cfra,
ADT_RECALC_DRIVERS);
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