[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [14160] trunk/blender/source/blender/ blenkernel/intern: Collision Modifier/KDOP: Rearrange things to be more generic.
Daniel Genrich
daniel.genrich at gmx.net
Mon Mar 17 22:45:40 CET 2008
Revision: 14160
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=14160
Author: genscher
Date: 2008-03-17 22:45:40 +0100 (Mon, 17 Mar 2008)
Log Message:
-----------
Collision Modifier/KDOP: Rearrange things to be more generic. Also fix possible crash if not enough memory there.
Modified Paths:
--------------
trunk/blender/source/blender/blenkernel/intern/cloth.c
trunk/blender/source/blender/blenkernel/intern/collision.c
trunk/blender/source/blender/blenkernel/intern/kdop.c
Modified: trunk/blender/source/blender/blenkernel/intern/cloth.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/cloth.c 2008-03-17 20:57:16 UTC (rev 14159)
+++ trunk/blender/source/blender/blenkernel/intern/cloth.c 2008-03-17 21:45:40 UTC (rev 14160)
@@ -190,11 +190,6 @@
// springs = cloth->springs;
// numsprings = cloth->numsprings;
-
- bvh->flags = 0;
- bvh->leaf_tree = NULL;
- bvh->leaf_root = NULL;
- bvh->tree = NULL;
bvh->epsilon = epsilon;
bvh->numfaces = cloth->numfaces;
@@ -211,20 +206,9 @@
return NULL;
}
- bvh->current_xold = MEM_callocN ( sizeof ( MVert ) * bvh->numverts, "bvh->current_xold" );
-
- if (bvh->current_xold == NULL)
- {
- printf("bvh: Out of memory.\n");
- MEM_freeN(bvh->current_x);
- MEM_freeN(bvh);
- return NULL;
- }
-
for(i = 0; i < bvh->numverts; i++)
{
VECCOPY(bvh->current_x[i].co, verts[i].tx);
- VECCOPY(bvh->current_xold[i].co, verts[i].txold);
}
bvh_build (bvh);
Modified: trunk/blender/source/blender/blenkernel/intern/collision.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/collision.c 2008-03-17 20:57:16 UTC (rev 14159)
+++ trunk/blender/source/blender/blenkernel/intern/collision.c 2008-03-17 21:45:40 UTC (rev 14160)
@@ -86,11 +86,6 @@
// in the moment, return zero if no faces there
if(!numfaces)
return NULL;
-
- bvh->flags = 0;
- bvh->leaf_tree = NULL;
- bvh->leaf_root = NULL;
- bvh->tree = NULL;
bvh->epsilon = epsilon;
bvh->numfaces = numfaces;
@@ -103,8 +98,7 @@
}
bvh->numverts = numverts;
- bvh->current_x = MEM_dupallocN(x);
- bvh->current_xold = MEM_dupallocN(x);
+ bvh->current_x = MEM_dupallocN(x);
bvh_build(bvh);
@@ -975,10 +969,13 @@
if (collmd->tree)
{
+ /* get pointer to bounding volume hierarchy */
BVH *coll_bvh = collmd->tree;
-
+
+ /* move object to position (step) in time */
collision_move_object(collmd, step + dt, step);
-
+
+ /* search for overlapping collision pairs */
bvh_traverse((ModifierData *)clmd, (ModifierData *)collmd, cloth_bvh->root, coll_bvh->root, step, cloth_collision_static, 0);
}
else
Modified: trunk/blender/source/blender/blenkernel/intern/kdop.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/kdop.c 2008-03-17 20:57:16 UTC (rev 14159)
+++ trunk/blender/source/blender/blenkernel/intern/kdop.c 2008-03-17 21:45:40 UTC (rev 14160)
@@ -538,18 +538,32 @@
CollisionTree *tree=NULL;
LinkNode *nlink = NULL;
+ bvh->flags = 0;
+ bvh->leaf_tree = NULL;
+ bvh->leaf_root = NULL;
+ bvh->tree = NULL;
+
+ if(!bvh->current_x)
+ {
+ bvh_free(bvh);
+ return;
+ }
+
+ bvh->current_xold = MEM_dupallocN(bvh->current_x);
+
tree = (CollisionTree *)MEM_callocN(sizeof(CollisionTree), "CollisionTree");
- // TODO: check succesfull alloc
- BLI_linklist_append(&bvh->tree, tree);
-
- nlink = bvh->tree;
-
+
if (tree == NULL)
{
printf("bvh_build: Out of memory for nodes.\n");
bvh_free(bvh);
return;
}
+
+ BLI_linklist_append(&bvh->tree, tree);
+
+ nlink = bvh->tree;
+
bvh->root = bvh->tree->link;
bvh->root->isleaf = 0;
bvh->root->parent = NULL;
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