+ for name, st in meshes.items():
+ with open(os.path.join(path, name), "w") as out_file:
+ for s in st:
+ s.write_to_file(out_file)
+
+ if self.separate_tech:
+ lods = [obj]
+ if self.export_lods:
+ lods += [c for c in obj.children if c.lod_for_parent]
+
+ for l in lods:
+ lod_index = l.lod_index if l.lod_for_parent else 0
+
+ material = None
+ if obj.material_slots:
+ material = obj.material_slots[0].material
+
+ if not l.technique:
+ tech_name = self.make_external_name(base, material.name, ".tech", lod_index)
+ st = self.export_object_technique(l, base_name=base)
+ with open(os.path.join(path, tech_name), "w") as out_file:
+ for s in st:
+ s.write_to_file(out_file)
+ elif material and l.override_material:
+ mat_name = self.make_external_name(base, material.name, ".mat", lod_index)
+ st = self.export_material(material)
+ with open(os.path.join(path, mat_name), "w") as out_file:
+ for s in st:
+ s.write_to_file(out_file)
+
+ statements = self.export_object(context, obj, progress, meshes=meshes, base_name=base)
+
+ with open(out_fn, "w") as out_file:
+ for s in statements:
+ s.write_to_file(out_file)
+
+ def export_object_meshes(self, context, obj, progress, *, base_name=None):
+ if base_name is None:
+ base_name = obj.name
+
+ lods = [obj]
+ if self.export_lods:
+ lods += [c for c in obj.children if c.lod_for_parent]
+
+ from .mesh import create_mesh_from_object
+ mesh_export = self.create_mesh_exporter()
+ meshes = {}
+
+ for i, l in enumerate(lods):
+ lod_index = l.lod_index if l.lod_for_parent else 0
+ progress.push_task_slice("LOD {}".format(lod_index), i, len(lods))
+
+ mesh_name = self.make_external_name(base_name, l.data.name, ".mesh", lod_index)
+ if mesh_name not in meshes:
+ mesh = create_mesh_from_object(context, l, progress)
+ meshes[mesh_name] = mesh_export.export_mesh(context, mesh, progress)
+
+ progress.pop_task()
+
+ return meshes
+
+ def export_object(self, context, obj, progress, *, meshes=None, base_name=None):
+ if base_name is None:
+ base_name = obj.name
+
+ if meshes is None:
+ meshes = self.export_object_meshes(context, obj, progress, base_name=base_name)
+
+ lods = [obj]
+ for c in obj.children:
+ if c.lod_for_parent:
+ if c.lod_index>=len(lods):
+ lods += [None]*(c.lod_index+1-len(lods))
+ lods[c.lod_index] = c
+
+ from .datafile import Statement
+ statements = []
+
+ center, radius = self.compute_bounding_sphere(obj)
+ statements.append(Statement("bounding_sphere_hint", *center, radius))
+
+ prev_mesh = None
+ prev_tech = (None, None)
+ for i, l in enumerate(lods):
+ lod_st = []
+
+ if l.data.name!=prev_mesh:
+ mesh_name = self.make_external_name(base_name, l.data.name, ".mesh", i)
+ if self.separate_mesh:
+ lod_st.append(Statement("mesh", mesh_name))
+ else:
+ st = Statement("mesh")
+ st.sub = meshes[mesh_name]
+ lod_st.append(st)
+
+ prev_mesh = l.data.name
+
+ mat_name = None
+ if l.material_slots and l.material_slots[0].material:
+ mat_name = l.material_slots[0].material.name
+
+ tech = (l.technique, mat_name)
+ if tech!=prev_tech:
+ tech_name = self.make_external_name(base_name, mat_name or l.name, ".tech", i)
+ if l.technique:
+ if l.inherit_tech:
+ st = Statement("technique")
+ st.sub = self.export_object_technique(l, base_name=base_name)
+ lod_st.append(st)
+ else:
+ lod_st.append(Statement("technique", l.technique))
+ elif self.separate_tech:
+ lod_st.append(Statement("technique", tech_name))
+ else:
+ st = Statement("technique")
+ st.sub = self.export_object_technique(l, base_name=base_name)
+ lod_st.append(st)
+
+ prev_tech = tech
+
+ if i>0:
+ st = Statement("level_of_detail", i)
+ st.sub = lod_st
+ statements.append(st)
+ else:
+ statements += lod_st
+
+ progress.set_progress(1.0)
+
+ return statements
+
+ def export_object_technique(self, obj, *, base_name=None):
+ if base_name is None:
+ base_name = obj.name
+
+ material = None
+ if obj.material_slots:
+ material = obj.material_slots[0].material
+
+ from .datafile import Statement, Token
+ statements = []
+
+ if obj.technique:
+ if not obj.inherit_tech:
+ return []
+
+ st = Statement("inherit", obj.technique)
+ if material:
+ for slot in material.texture_slots: