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fix assertion failure with threading

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This commit is contained in:
David Rose 2006-07-27 00:24:13 +00:00
parent 35f3829d10
commit 703e4512b3
2 changed files with 31 additions and 17 deletions
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47
panda/src/gobj/geomPrimitive.cxx
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@ -404,12 +404,16 @@ clear_vertices() {
void GeomPrimitive::
offset_vertices(int offset) {
if (is_indexed()) {
{
CDWriter cdata(_cycler, true);
consider_elevate_index_type(cdata, get_max_vertex() + offset);
}
CDWriter cdata(_cycler, true);
GeomVertexRewriter index(modify_vertices(), 0);
if (!cdata->_got_minmax) {
recompute_minmax(cdata);
nassertv(cdata->_got_minmax);
}
consider_elevate_index_type(cdata, cdata->_max_vertex + offset);
GeomVertexRewriter index(do_modify_vertices(cdata), 0);
while (!index.is_at_end()) {
index.set_data1i(index.get_data1i() + offset);
}
@ -849,18 +853,7 @@ write(ostream &out, int indent_level) const {
GeomVertexArrayData *GeomPrimitive::
modify_vertices() {
CDWriter cdata(_cycler, true);
if (cdata->_vertices == (GeomVertexArrayData *)NULL) {
do_make_indexed(cdata);
}
if (cdata->_vertices->get_ref_count() > 1) {
cdata->_vertices = new GeomVertexArrayData(*cdata->_vertices);
}
cdata->_modified = Geom::get_next_modified();
cdata->_got_minmax = false;
return cdata->_vertices;
return do_modify_vertices(cdata);
}
////////////////////////////////////////////////////////////////////
@ -1477,6 +1470,26 @@ do_set_index_type(CData *cdata, GeomPrimitive::NumericType index_type) {
}
}
////////////////////////////////////////////////////////////////////
// Function: GeomPrimitive::do_modify_vertices
// Access: Private
// Description: The private implementation of modify_vertices().
////////////////////////////////////////////////////////////////////
GeomVertexArrayData *GeomPrimitive::
do_modify_vertices(GeomPrimitive::CData *cdata) {
if (cdata->_vertices == (GeomVertexArrayData *)NULL) {
do_make_indexed(cdata);
}
if (cdata->_vertices->get_ref_count() > 1) {
cdata->_vertices = new GeomVertexArrayData(*cdata->_vertices);
}
cdata->_modified = Geom::get_next_modified();
cdata->_got_minmax = false;
return cdata->_vertices;
}
////////////////////////////////////////////////////////////////////
// Function: GeomPrimitive::write_datagram
// Access: Public, Virtual

1
panda/src/gobj/geomPrimitive.h
View File

@ -210,6 +210,7 @@ private:
void do_make_indexed(CData *cdata);
void consider_elevate_index_type(CData *cdata, int vertex);
void do_set_index_type(CData *cdata, NumericType index_type);
GeomVertexArrayData *do_modify_vertices(CData *cdata);
private:
// A GeomPrimitive keeps a list (actually, a map) of all the