]> git.tdb.fi Git - libs/gl.git/blobdiff - blender/io_mspgl/export_object.py
Fix handling of techniques in object exporter
[libs/gl.git] / blender / io_mspgl / export_object.py
index 6e399b0199f9f77b10175fe5a4a86027d29a88cc..7c1c56034053a65dff98dd1d0e0bf1f8c5e37788 100644 (file)
@@ -7,7 +7,8 @@ class ObjectExporter:
                self.use_strips = True
                self.use_degen_tris = False
                self.use_textures = True
-               self.single_file = True
+               self.export_all = False
+               self.collection = False
                self.shared_resources = True
                self.export_lods = True
 
@@ -44,49 +45,55 @@ class ObjectExporter:
        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
+               if self.export_all:
+                       objs = [o for o in context.selected_objects if o.type=="MESH"]
+               else:
+                       objs = [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]
+               base, ext = os.path.splitext(base)
 
                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 i, obj in enumerate(objs):
+                       if self.export_all:
+                               out_fn = os.path.join(path, obj.name+ext)
 
-               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)
+                       progress.push_task_slice(obj.name, i, len(objs))
+                       self.export_object_resources(context, obj, resources, progress)
 
-               with open(out_fn, "w") as out_file:
-                       for s in obj_res.statements:
-                               s.write_to_file(out_file)
+                       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:
+                                       res_ext = os.path.splitext(r.name)[1]
+                                       n = numbers.get(res_ext, 0)
+                                       if n>0:
+                                               r.name = "{}_{}{}".format(base, n, res_ext)
+                                       else:
+                                               r.name = base+res_ext
+                                       numbers[res_ext] = n+1
+
+                       if self.collection:
+                               obj_res.write_collection(out_fn)
+                       else:
+                               for r in refs:
+                                       r.write_to_file(os.path.join(path, r.name))
+                               obj_res.write_to_file(out_fn)
+
+                       progress.pop_task()
 
        def export_object_resources(self, context, obj, resources, progress, material_maps=None):
                if material_maps is None:
@@ -105,29 +112,31 @@ class ObjectExporter:
                        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)
+                       mapped_count = sum(m.render_mode!='EXTERNAL' and 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:
+                               mmk = lambda m: m.shader if m.render_mode=='CUSTOM' else ""
+                               material_map_key = mmk(l.data.materials[0])
+                               key_mismatch = any(mmk(m)!=material_map_key for m in l.data.materials)
+                               if mapped_count!=len(l.data.materials) or key_mismatch:
                                        raise Exception("Conflicting settings in object materials")
 
-                               if material_map_tech in material_maps:
-                                       material_map = material_maps[material_map_tech]
+                               if material_map_key in material_maps:
+                                       material_map = material_maps[material_map_key]
                                else:
                                        material_map = create_material_map(context, l.data.materials[0])
-                                       material_maps[material_map_tech] = material_map
+                                       material_maps[material_map_key] = material_map
 
-                               tech_name = "material_map_{}.tech".format(os.path.splitext(material_map_tech)[0])
+                               tech_name = "{}.tech".format(material_map.name)
                                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)
+                               if material.render_mode!='EXTERNAL':
+                                       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()
 
@@ -147,7 +156,7 @@ class ObjectExporter:
                lods = self.collect_object_lods(obj)
 
                from .datafile import Resource, Statement
-               obj_res = Resource(obj.name+".object")
+               obj_res = Resource(obj.name+".object", "object")
                statements = obj_res.statements
 
                center, radius = self.compute_bounding_sphere(obj)
@@ -160,10 +169,7 @@ class ObjectExporter:
 
                        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))
+                               lod_st.append(obj_res.create_reference_statement("mesh", mesh_res))
 
                                prev_mesh = l.data.name
 
@@ -171,21 +177,21 @@ class ObjectExporter:
                        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])]
+                               if material.render_mode=='EXTERNAL':
+                                       tech_name = material.technique
+                               elif material.material_map:
+                                       tech_name = "material_map_{}.tech".format(os.path.splitext(material.technique)[0])
                                else:
-                                       tech_res = resources[material.name+".tech"]
+                                       tech_name = material.name+".tech"
                        else:
-                               tech_res = resources["stub.tech"]
+                               tech_name = "stub.tech"
 
-                       if tech_res.name!=prev_tech:
-                               if material and not material.material_map and material.technique and not material.inherit_tech:
+                       if tech_name!=prev_tech:
+                               if material and material.render_mode=='EXTERNAL':
                                        lod_st.append(Statement("technique", material.technique))
-                               elif not self.single_file:
-                                       lod_st.append(obj_res.create_reference_statement("technique", tech_res))
                                else:
-                                       lod_st.append(obj_res.create_embed_statement("technique", tech_res))
-                               prev_tech = tech_res.name
+                                       lod_st.append(obj_res.create_reference_statement("technique", resources[tech_name]))
+                               prev_tech = tech_name
 
                        if i>0:
                                st = Statement("level_of_detail", i)
@@ -200,6 +206,10 @@ class ObjectExporter:
 
        def export_stub_technique(self):
                from .datafile import Resource, Statement
-               tech_res = Resource("stub.tech")
-               tech_res.statements.append(Statement("pass", ""))
+               tech_res = Resource("stub.tech", "technique")
+               pass_st = Statement("pass", "")
+               tech_res.statements.append(pass_st)
+               mat_st = Statement("material")
+               pass_st.sub.append(mat_st)
+               mat_st.sub.append(Statement("basic"))
                return tech_res