- for k, v in self.__dict__.items():
- setattr(mesh_export, k, v)
-
- if self.separate_mesh:
- path, base = os.path.split(out_file.filename)
- base, ext = os.path.splitext(base)
- mesh_out = open_output(os.path.join(path, base+".mesh"))
- mesh = mesh_export.export(context, mesh_out, objs, progress)
- out_file.write("mesh", '"{}.mesh"'.format(base))
- else:
- out_file.begin("mesh")
- mesh = mesh_export.export(context, out_file, objs, progress)
- out_file.end()
-
- if self.external_tech and obj.technique:
- out_file.write("technique", '"{}"'.format(obj.technique))
- elif self.separate_tech:
- path, base = os.path.split(out_file.filename)
- if self.shared_tech and mesh.materials:
- tech_name = mesh.materials[0].name+".tech"
- else:
- base, ext = os.path.splitext(base)
- tech_name = base+".tech"
- tech_out = open_output(os.path.join(path, tech_name))
- self.export_technique(mesh, tech_out)
- out_file.write("technique", '"{}"'.format(tech_name))
- else:
- out_file.begin("technique")
- self.export_technique(mesh, out_file)
- out_file.end()
-
- def export_technique(self, mesh, out_file):
- out_file.begin("pass", '""')
- if mesh.materials:
- if self.srgb_colors:
- cm = linear_to_srgb
- else:
- cm = lambda x: x
-
- if self.material_tex:
- out_file.begin("material")
- out_file.write("diffuse", 1.0, 1.0, 1.0, 1.0)
- out_file.end()
- index = 0
- for u in mesh.uv_layers:
- if u.name=="material_tex":
- index = u.unit
- out_file.begin("texunit", index)
- out_file.begin("texture2d")
- out_file.write("min_filter", "NEAREST")
- out_file.write("mag_filter", "NEAREST")
- out_file.write("storage", "RGB", len(mesh.materials), 1)
- texdata = '"'
- for m in mesh.materials:
- color = [int(cm(c)*255) for c in m.diffuse_color*mat.diffuse_intensity]
- texdata += "\\x%02X\\x%02X\\x%02X"%tuple(color)
- texdata += '"'
- out_file.write("raw_data", texdata)
- out_file.end()
- out_file.end()
+ mesh_export.use_strips = self.use_strips
+ mesh_export.use_degen_tris = self.use_degen_tris
+ return mesh_export
+
+ def create_material_exporter(self):
+ from .export_material import MaterialExporter
+ material_export = MaterialExporter()
+ material_export.single_file = self.single_file
+ material_export.use_textures = self.use_textures
+ return material_export
+
+ def create_material_map_exporter(self):
+ from .export_material import MaterialMapExporter
+ material_map_export = MaterialMapExporter()
+ material_map_export.single_file = self.single_file
+ return material_map_export
+
+ def export_to_file(self, context, out_fn):
+ obj = context.active_object
+
+ from .util import Progress
+ progress = Progress(self.show_progress and context)
+
+ path, base = os.path.split(out_fn)
+ base = os.path.splitext(base)[0]
+
+ resources = {}
+ self.export_object_resources(context, obj, resources, progress)
+
+ obj_res = self.export_object(context, obj, progress, resources=resources)
+ refs = obj_res.collect_references()
+ if not self.shared_resources:
+ numbers = {}
+ for r in refs:
+ ext = os.path.splitext(r.name)[1]
+ n = numbers.get(ext, 0)
+ if n>0:
+ r.name = "{}_{}{}".format(base, n, ext)
+ else:
+ r.name = base+ext
+ numbers[ext] = n+1
+
+ for r in refs:
+ with open(os.path.join(path, r.name), "w") as out_file:
+ for s in r.statements:
+ s.write_to_file(out_file)
+
+ with open(out_fn, "w") as out_file:
+ for s in obj_res.statements:
+ s.write_to_file(out_file)
+
+ def export_object_resources(self, context, obj, resources, progress, material_maps=None):
+ if material_maps is None:
+ material_maps = {}
+
+ lods = self.collect_object_lods(obj)
+
+ from .mesh import create_mesh_from_object
+ from .material import create_material_map
+ mesh_export = self.create_mesh_exporter()
+ material_export = self.create_material_exporter()
+ material_map_export = self.create_material_map_exporter()
+
+ 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))
+
+ material_map = None
+ mapped_count = sum(m.material_map for m in l.data.materials if m)
+ if mapped_count:
+ material_map_tech = l.data.materials[0].technique
+ tech_mismatch = any(m.technique!=material_map_tech for m in l.data.materials)
+ if mapped_count!=len(l.data.materials) or tech_mismatch:
+ raise Exception("Conflicting settings in object materials")
+
+ if material_map_tech in material_maps:
+ material_map = material_maps[material_map_tech]
+ else:
+ material_map = create_material_map(context, l.data.materials[0])
+ material_maps[material_map_tech] = material_map
+
+ tech_name = "material_map_{}.tech".format(os.path.splitext(material_map_tech)[0])
+ if tech_name not in resources:
+ material_map_export.export_technique_resources(material_map, resources)
+ resources[tech_name] = material_map_export.export_technique(material_map, resources=resources)
+ elif l.material_slots and l.material_slots[0].material:
+ material = l.material_slots[0].material
+ tech_name = material.name+".tech"
+ if tech_name not in resources:
+ material_export.export_technique_resources(material, resources)
+ resources[tech_name] = material_export.export_technique(material, resources=resources)
+ elif "stub.tech" not in resources:
+ resources["stub.tech"] = self.export_stub_technique()
+
+ mesh_name = l.data.name+".mesh"
+ if mesh_name not in resources:
+ mesh = create_mesh_from_object(context, l, progress, material_map=material_map)
+ mesh_res = mesh_export.export_mesh(context, mesh, progress)
+ resources[mesh_name] = mesh_res
+
+ progress.pop_task()
+
+ def export_object(self, context, obj, progress, *, resources=None):
+ if resources is None:
+ resources = {}
+ self.export_object_resources(context, obj, resources, progress)
+
+ lods = self.collect_object_lods(obj)
+
+ from .datafile import Resource, Statement
+ obj_res = Resource(obj.name+".object")
+ statements = obj_res.statements
+
+ center, radius = self.compute_bounding_sphere(obj)
+ statements.append(Statement("bounding_sphere_hint", *center, radius))
+
+ prev_mesh = None
+ prev_tech = None
+ for i, l in enumerate(lods):
+ lod_st = []
+
+ if l.data.name!=prev_mesh:
+ mesh_res = resources[l.data.name+".mesh"]
+ if not self.single_file:
+ lod_st.append(obj_res.create_reference_statement("mesh", mesh_res))
+ else:
+ lod_st.append(obj_res.create_embed_statement("mesh", mesh_res))
+
+ prev_mesh = l.data.name
+
+ material = None
+ if l.material_slots:
+ material = l.material_slots[0].material
+ if material:
+ if material.material_map:
+ tech_res = resources["material_map_{}.tech".format(os.path.splitext(material.technique)[0])]
+ else:
+ tech_res = resources[material.name+".tech"]