fixes crash related to empty concavecollisionshape, fixes #1709

This commit is contained in:
Juan Linietsky 2015-04-26 13:03:01 -03:00
parent 972af0b0cb
commit 81f36b768d

View File

@ -997,6 +997,11 @@ DVector<Vector3> ConcavePolygonShapeSW::get_faces() const {
void ConcavePolygonShapeSW::project_range(const Vector3& p_normal, const Transform& p_transform, real_t &r_min, real_t &r_max) const {
int count=vertices.size();
if (count==0) {
r_min=0;
r_max=0;
return;
}
DVector<Vector3>::Read r=vertices.read();
const Vector3 *vptr=r.ptr();
@ -1016,6 +1021,9 @@ Vector3 ConcavePolygonShapeSW::get_support(const Vector3& p_normal) const {
int count=vertices.size();
if (count==0)
return Vector3();
DVector<Vector3>::Read r=vertices.read();
const Vector3 *vptr=r.ptr();
@ -1103,6 +1111,9 @@ void ConcavePolygonShapeSW::_cull_segment(int p_idx,_SegmentCullParams *p_params
bool ConcavePolygonShapeSW::intersect_segment(const Vector3& p_begin,const Vector3& p_end,Vector3 &r_result, Vector3 &r_normal) const {
if (faces.size()==0)
return false;
// unlock data
DVector<Face>::Read fr=faces.read();
DVector<Vector3>::Read vr=vertices.read();
@ -1171,6 +1182,8 @@ void ConcavePolygonShapeSW::_cull(int p_idx,_CullParams *p_params) const {
void ConcavePolygonShapeSW::cull(const AABB& p_local_aabb,Callback p_callback,void* p_userdata) const {
// make matrix local to concave
if (faces.size()==0)
return;
AABB local_aabb=p_local_aabb;