def RebuildGeomNodesToColPolys(incomingNodes):
"""
Converts GeomNodes into CollisionPolys in a straight 1-to-1 conversion
Returns a new NodePath containing the CollisionNodes
"""
parent = pm.NodePath('cGeomConversionParent')
for c in incomingNodes:
gni = 0
geomNode = c.node()
for g in range(geomNode.getNumGeoms()):
geom = geomNode.getGeom(g).decompose()
vdata = geom.getVertexData()
vreader = pm.GeomVertexReader(vdata, 'vertex')
cChild = pm.CollisionNode('cGeom-%s-gni%i' % (c.getName(), gni))
gni += 1
for p in range(geom.getNumPrimitives()):
prim = geom.getPrimitive(p)
for p2 in range(prim.getNumPrimitives()):
s = prim.getPrimitiveStart(p2)
e = prim.getPrimitiveEnd(p2)
v = []
for vi in range(s, e):
vreader.setRow(prim.getVertex(vi))
v.append(vreader.getData3f())
colPoly = pm.CollisionPolygon(*v)
cChild.addSolid(colPoly)
parent.attachNewNode(cChild)
return parent
