X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=blender%2Fio_mspgl%2Fexport_object.py;h=6e399b0199f9f77b10175fe5a4a86027d29a88cc;hb=56beca9d8b4f7b4edac81411d31e24df88e84ac3;hp=34724221184e600b8c40e9a53974275e0a34ffd8;hpb=907a2aced4b7d70af6be0625632ba373c458f197;p=libs%2Fgl.git diff --git a/blender/io_mspgl/export_object.py b/blender/io_mspgl/export_object.py index 34724221..6e399b01 100644 --- a/blender/io_mspgl/export_object.py +++ b/blender/io_mspgl/export_object.py @@ -1,34 +1,13 @@ import os import mathutils -def linear_to_srgb(l): - if l<0.0031308: - return 12.92*l - else: - return 1.055*(l**(1/2.4))-0.055 - -def get_colormap(srgb): - if srgb: - return linear_to_srgb - else: - return lambda x: x - -def image_name(i): - fp = i.filepath - if fp: - return os.path.split(fp)[1] - else: - return i.name - - class ObjectExporter: def __init__(self): self.show_progress = True self.use_strips = True self.use_degen_tris = False - self.textures = "REF" - self.separate_mesh = False - self.separate_tech = False + self.use_textures = True + self.single_file = True self.shared_resources = True self.export_lods = True @@ -62,6 +41,19 @@ class ObjectExporter: 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 @@ -96,33 +88,55 @@ class ObjectExporter: for s in obj_res.statements: s.write_to_file(out_file) - def export_object_resources(self, context, obj, resources, progress): + 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) + 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 - material = None - if l.material_slots and l.material_slots[0].material: - material = l.material_slots[0].material - mat_name = material.name+".mat" - if mat_name not in resources: - resources[mat_name] = self.export_material(material) - - tech_name = (material.name if material else l.name)+".tech" - if tech_name not in resources: - resources[tech_name] = self.export_object_technique(l, resources=resources) - progress.pop_task() def export_object(self, context, obj, progress, *, resources=None): @@ -140,37 +154,38 @@ class ObjectExporter: statements.append(Statement("bounding_sphere_hint", *center, radius)) prev_mesh = None - prev_tech = (None, 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 self.separate_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 - 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_res = resources[(mat_name or l.name)+".tech"] - if l.technique: - if l.inherit_tech: - lod_st.append(obj_res.create_embed_statement("technique", tech_res)) - else: - lod_st.append(Statement("technique", l.technique)) - elif self.separate_tech: + 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"] + else: + tech_res = resources["stub.tech"] + + if tech_res.name!=prev_tech: + if material and not material.material_map and material.technique and not material.inherit_tech: + 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 + prev_tech = tech_res.name if i>0: st = Statement("level_of_detail", i) @@ -183,83 +198,8 @@ class ObjectExporter: return obj_res - def export_object_technique(self, obj, *, resources): - material = None - if obj.material_slots: - material = obj.material_slots[0].material - - from .datafile import Resource, Statement, Token - tech_res = Resource((material.name if material else obj.name)+".tech") - - mat_res = None - if material: - mat_res = resources[material.name+".mat"] - - if obj.technique: - if not obj.inherit_tech: - return tech_res - - st = Statement("inherit", obj.technique) - if material: - for slot in material.texture_slots: - if slot and slot.texture.type=="IMAGE": - name = image_name(slot.texture.image) - if slot.use_map_color_diffuse: - st.sub.append(Statement("texture", "diffuse_map", name)) - elif slot.use_map_normal: - st.sub.append(Statement("texture", "normal_map", name)) - if obj.override_material: - st.sub.append(tech_res.create_reference_statement("material", "surface", mat_res)) - tech_res.statements.append(st) - - return tech_res - - pass_st = Statement("pass", "") - if material: - pass_st.sub.append(tech_res.create_embed_statement("material", mat_res)) - - if self.textures!="NONE": - diffuse_tex = None - for slot in material.texture_slots: - if slot and slot.texture.type=="IMAGE" and slot.use_map_color_diffuse: - diffuse_tex = slot.texture - break - - if diffuse_tex: - st = Statement("texunit", 0) - if self.textures=="INLINE": - ss = Statement("texture2d") - ss.sub.append(Statement("min_filter", Token("LINEAR"))) - ss.sub.append(Statement("storage", Token("RGBA"), tex.image.size[0], tex.image.size[1])) - texdata = "" - for p in tex.image.pixels: - texdata += "\\x%02X"%int(p*255) - ss.sub.append(Statement("raw_data", texdata)) - st.sub.append(ss) - elif tex.image: - st.sub.append(Statement("texture", image_name(tex.image))) - pass_st.sub.append(st) - tech_res.statements.append(pass_st) - - return tech_res - - def export_material(self, material): + def export_stub_technique(self): from .datafile import Resource, Statement - mat_res = Resource(material.name+".mat") - statements = mat_res.statements - - cm = get_colormap(material.srgb_colors) - if any(s.use_map_color_diffuse for s in material.texture_slots if s): - statements.append(Statement("diffuse", 1.0, 1.0, 1.0, 1.0)) - amb = cm(material.ambient) - statements.append(Statement("ambient", amb, amb, amb, 1.0)) - else: - diff = material.diffuse_color*material.diffuse_intensity - statements.append(Statement("diffuse", cm(diff.r), cm(diff.g), cm(diff.b), 1.0)) - amb = diff*material.ambient - statements.append(Statement("ambient", cm(amb.r), cm(amb.g), cm(amb.b), 1.0)) - spec = material.specular_color*material.specular_intensity - statements.append(Statement("specular", cm(spec.r), cm(spec.g), cm(spec.g), 1.0)) - statements.append(Statement("shininess", material.specular_hardness)) - - return mat_res + tech_res = Resource("stub.tech") + tech_res.statements.append(Statement("pass", "")) + return tech_res