X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=blender%2Fio_mspgl%2Fexport_object.py;h=6e399b0199f9f77b10175fe5a4a86027d29a88cc;hp=a86ee26b878dd67596c5fba58a01f8d545136a4b;hb=HEAD;hpb=a25ac71f574649a95cf7f05f3ccad1b5d8ef2655 diff --git a/blender/io_mspgl/export_object.py b/blender/io_mspgl/export_object.py index a86ee26b..989d6758 100644 --- a/blender/io_mspgl/export_object.py +++ b/blender/io_mspgl/export_object.py @@ -1,146 +1,52 @@ import os -import mathutils class ObjectExporter: - def __init__(self): - self.show_progress = True - self.use_strips = True - self.use_degen_tris = False - self.use_textures = True - self.collection = False - self.shared_resources = True - self.export_lods = True - - def compute_bounding_sphere(self, obj): - p1 = max(((v.co, v.co.length) for v in obj.data.vertices), key=lambda x:x[1])[0] - p2 = max(((v.co, (v.co-p1).length) for v in obj.data.vertices), key=lambda x:x[1])[0] - center = (p1+p2)/2 - radius = (p1-p2).length/2 - for v in obj.data.vertices: - d = v.co-center - if d.length>radius: - center += d*(1-radius/d.length)/2 - radius = (radius+d.length)/2 - - return center, radius - def collect_object_lods(self, obj): lods = [obj] - if self.export_lods: - lods += sorted([c for c in obj.children if c.lod_for_parent], key=(lambda l: l.lod_index)) - for i, l in enumerate(lods): - if i>0 and l.lod_index!=i: - raise Exception("Inconsistent LOD indices") + lods += sorted([c for c in obj.children if c.lod_for_parent], key=(lambda l: l.lod_index)) + for i, l in enumerate(lods): + if i>0 and l.lod_index!=i: + raise Exception("Invalid configuration on object {}: Inconsistent LOD indices".format(obj.name)) return lods - def create_mesh_exporter(self): - from .export_mesh import MeshExporter - mesh_export = MeshExporter() - 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.use_textures = self.use_textures - return material_export - - def create_material_map_exporter(self): - from .export_material import MaterialMapExporter - material_map_export = MaterialMapExporter() - 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 - - 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) - - def export_object_resources(self, context, obj, resources, progress, material_maps=None): - if material_maps is None: - material_maps = {} - + def export_object_resources(self, ctx, obj, resources): lods = self.collect_object_lods(obj) + from .export_mesh import MeshExporter + from .export_material import MaterialExporter 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() + from .material import Material + mesh_export = MeshExporter() + material_export = MaterialExporter() - for i, l in enumerate(lods): + ctx.set_slices(len(lods)) + for l in 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.render_mode!='EXTERNAL' and m.material_map for m in l.data.materials if m) - if mapped_count: - 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_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_key] = material_map - - 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: + task = ctx.next_slice("LOD {}".format(lod_index)) + + if l.material_slots and l.material_slots[0].material: material = l.material_slots[0].material + subtask = task.task(material, 0.1) 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) + material = Material(material) + material_export.export_technique_resources(subtask, material, resources) + resources[tech_name] = material_export.export_technique(material, 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) + subtask = task.task(l.data, 1.0) + mesh = create_mesh_from_object(subtask, l) + mesh_res = mesh_export.export_mesh(subtask, mesh) 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) + def export_object(self, obj, resources): + if obj.type!='MESH': + raise ValueError("Object {} is not a mesh".format(obj.name)) lods = self.collect_object_lods(obj) @@ -148,7 +54,8 @@ class ObjectExporter: obj_res = Resource(obj.name+".object", "object") statements = obj_res.statements - center, radius = self.compute_bounding_sphere(obj) + from .util import compute_bounding_sphere + center, radius = compute_bounding_sphere([v.co for v in obj.data.vertices]) statements.append(Statement("bounding_sphere_hint", *center, radius)) prev_mesh = None @@ -166,19 +73,19 @@ 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 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 tech_name!=prev_tech: if material and material.render_mode=='EXTERNAL': lod_st.append(Statement("technique", material.technique)) else: - lod_st.append(obj_res.create_reference_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) @@ -187,16 +94,14 @@ class ObjectExporter: else: statements += lod_st - progress.set_progress(1.0) - return obj_res def export_stub_technique(self): - from .datafile import Resource, Statement + from .datafile import Resource, Statement, Token tech_res = Resource("stub.tech", "technique") - pass_st = Statement("pass", "") + pass_st = Statement("method", "") tech_res.statements.append(pass_st) mat_st = Statement("material") pass_st.sub.append(mat_st) - mat_st.sub.append(Statement("basic")) + mat_st.sub.append(Statement("type", Token("basic"))) return tech_res