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- from panda3d import core
- empty_format = core.GeomVertexFormat.get_empty()
- def test_geom_decompose_in_place():
- vertex_data = core.GeomVertexData("", empty_format, core.GeomEnums.UH_static)
- prim = core.GeomTristrips(core.GeomEnums.UH_static)
- prim.add_vertex(0)
- prim.add_vertex(1)
- prim.add_vertex(2)
- prim.add_vertex(3)
- prim.close_primitive()
- geom = core.Geom(vertex_data)
- geom.add_primitive(prim)
- geom.decompose_in_place()
- prim = geom.get_primitive(0)
- assert tuple(prim.get_vertex_list()) == (0, 1, 2, 2, 1, 3)
- def test_geom_decompose():
- vertex_data = core.GeomVertexData("", empty_format, core.GeomEnums.UH_static)
- prim = core.GeomTristrips(core.GeomEnums.UH_static)
- prim.add_vertex(0)
- prim.add_vertex(1)
- prim.add_vertex(2)
- prim.add_vertex(3)
- prim.close_primitive()
- geom = core.Geom(vertex_data)
- geom.add_primitive(prim)
- new_geom = geom.decompose()
- new_prim = new_geom.get_primitive(0)
- assert tuple(new_prim.get_vertex_list()) == (0, 1, 2, 2, 1, 3)
- # Old primitive should still be unchanged
- assert prim == geom.get_primitive(0)
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