X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=blender%2Fio_mspgl%2Fexport_object.py;h=4bc6f450b330a3ca17159ddea6fa9a2ba1ab836e;hp=5a707bad216e0250360fa34e13589af558997030;hb=6ee541f;hpb=04c89988c7eda12ea763a9283df0aeba177a11ad diff --git a/blender/io_mspgl/export_object.py b/blender/io_mspgl/export_object.py index 5a707bad..4bc6f450 100644 --- a/blender/io_mspgl/export_object.py +++ b/blender/io_mspgl/export_object.py @@ -20,36 +20,19 @@ def image_name(i): else: return i.name -def external_name(out_file, ext, index): - path, base = os.path.split(out_file.filename) - base = os.path.splitext(base)[0] - if index>0: - base += "_lod{}".format(index) - return path, base+ext - 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.shared_resources = True self.export_lods = True - def export(self, context, out_file, obj=None, progress=None): - if obj is None: - obj = context.active_object - - 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 .outfile import open_output - out_file = open_output(out_file) - + 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 @@ -60,103 +43,201 @@ class ObjectExporter: center += d*(1-radius/d.length)/2 radius = (radius+d.length)/2 - out_file.write("bounding_sphere_hint", center[0], center[1], center[2], radius) + return center, radius + + def make_external_name(self, base_name, resource_name, ext, index): + if self.shared_resources: + return resource_name+ext + elif lod_index>0: + return "{}_lod{}{}".format(base_name, lod_index, ext) + else: + return base_name+ext + + 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 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] + + meshes = self.export_object_meshes(context, obj, progress, base_name=base) + if self.separate_mesh: + 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): - if i>0: - out_file.begin("level_of_detail", i) + 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) - if i==0 or l.data.name!=prev_mesh: - mesh = self.export_object_mesh(context, out_file, l, progress) prev_mesh = l.data.name - same_tech = True - mat = None + mat_name = None if l.material_slots and l.material_slots[0].material: - mat = l.material_slots[0].material.name - if mat!=prev_tech[1]: - same_tech = False - if l.technique!=prev_tech[0]: - same_tech = False - if i==0 or not same_tech: - self.export_object_technique(l, out_file, i) - prev_tech = (l.technique, mat) + mat_name = l.material_slots[0].material.name - if i>0: - out_file.end() + 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) - def export_object_mesh(self, context, out_file, obj, progress): - from .export_mesh import MeshExporter - mesh_export = MeshExporter() - for k, v in self.__dict__.items(): - setattr(mesh_export, k, v) + prev_tech = tech - lod_index = 0 - if obj.lod_for_parent: - lod_index = obj.lod_index + if i>0: + st = Statement("level_of_detail", i) + st.sub = lod_st + statements.append(st) + else: + statements += lod_st - if self.separate_mesh: - from .outfile import open_output - path, name = external_name(out_file, ".mesh", lod_index) - if self.shared_resources: - name = obj.data.name+".mesh" - mesh_out = open_output(os.path.join(path, name)) - mesh = mesh_export.export(context, mesh_out, obj, progress) - out_file.write("mesh", '"{}"'.format(name)) - else: - out_file.begin("mesh") - mesh = mesh_export.export(context, out_file, obj, progress) - out_file.end() + progress.set_progress(1.0) - return mesh + return statements + + def export_object_technique(self, obj, *, base_name=None): + if base_name is None: + base_name = obj.name - def export_object_technique(self, obj, out_file, lod_index): material = None if obj.material_slots: material = obj.material_slots[0].material - from .outfile import open_output - path, name = external_name(out_file, ".tech", lod_index) + from .datafile import Statement, Token + statements = [] if obj.technique: - if obj.inherit_tech and material and (obj.override_material or material.texture_slots): - out_file.begin("technique") - out_file.begin("inherit", '"{}"'.format(obj.technique)) + if not obj.inherit_tech: + return [] + + 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: - out_file.write("texture", '"diffuse_map"', '"{}"'.format(name)) + st.sub.append(Statement("texture", "diffuse_map", name)) elif slot.use_map_normal: - out_file.write("texture", '"normal_map"', '"{}"'.format(name)) + st.sub.append(Statement("texture", "normal_map", name)) if obj.override_material: - mat_name = material.name+".mat" - mat_out = open_output(os.path.join(path, mat_name)) - self.export_material(material, mat_out) - out_file.write("material", '"surface"', '"{}"'.format(mat_name)) - out_file.end() - out_file.end() - else: - out_file.write("technique", '"{}"'.format(obj.technique)) - elif self.separate_tech: - if self.shared_resources and material: - name = material.name+".tech" - tech_out = open_output(os.path.join(path, name)) - self.export_technique_definition(material, tech_out) - out_file.write("technique", '"{}"'.format(name)) - else: - out_file.begin("technique") - self.export_technique_definition(material, out_file) - out_file.end() + mat_name = self.make_external_name(base_name, material.name, ".mat", obj.lod_index) + st.sub.append(Statement("material", "surface", mat_name)) + statements.append(st) - def export_technique_definition(self, material, out_file): - out_file.begin("pass", '""') + return statements + + pass_st = Statement("pass", "") if material: - out_file.begin("material") - self.export_material(material, out_file) - out_file.end() + st = Statement("material") + st.sub = self.export_material(material) + pass_st.sub.append(st) if self.textures!="NONE": diffuse_tex = None @@ -166,34 +247,39 @@ class ObjectExporter: break if diffuse_tex: - out_file.begin("texunit", 0) + st = Statement("texunit", 0) if self.textures=="INLINE": - out_file.begin("texture2d") - out_file.write("min_filter", "LINEAR") - out_file.write("storage", "RGBA", diffuse_tex.image.size[0], diffuse_tex.image.size[1]) - texdata = '"' - for p in diffuse_tex.image.pixels: + 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) - texdata += '"' - out_file.write("raw_data", texdata) - out_file.end() - else: - out_file.write("texture", '"%s"'%image_name(diffuse_tex.image)) - out_file.end() + 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) + statements.append(pass_st) - out_file.end() + return statements - def export_material(self, mat, out_file): - cm = get_colormap(mat.srgb_colors) - if any((s and s.use_map_color_diffuse) for s in mat.texture_slots): - out_file.write("diffuse", 1.0, 1.0, 1.0, 1.0) - amb = cm(mat.ambient) - out_file.write("ambient", amb, amb, amb, 1.0) + def export_material(self, material): + from .datafile import Statement + 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 = mat.diffuse_color*mat.diffuse_intensity - out_file.write("diffuse", cm(diff.r), cm(diff.g), cm(diff.b), 1.0) - amb = diff*mat.ambient - out_file.write("ambient", cm(amb.r), cm(amb.g), cm(amb.b), 1.0) - spec = mat.specular_color*mat.specular_intensity - out_file.write("specular", spec.r, spec.g, spec.b, 1.0) - out_file.write("shininess", mat.specular_hardness) + 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 statements