import os
-import mathutils
class ObjectExporter:
- 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]
lods += sorted([c for c in obj.children if c.lod_for_parent], key=(lambda l: l.lod_index))
return lods
- def create_mesh_exporter(self):
- from .export_mesh import MeshExporter
- mesh_export = MeshExporter()
- return mesh_export
-
- def create_material_exporter(self):
- from .export_material import MaterialExporter
- material_export = MaterialExporter()
- return material_export
-
- def create_material_atlas_exporter(self):
- from .export_material import MaterialAtlasExporter
- material_atlas_export = MaterialAtlasExporter()
- return material_atlas_export
-
- def export_object_resources(self, context, obj, resources, material_atlases, progress):
- if material_atlases is None:
- material_atlases = {}
-
+ 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_atlas
- mesh_export = self.create_mesh_exporter()
- material_export = self.create_material_exporter()
- material_atlas_export = self.create_material_atlas_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_atlas = None
- atlas_flags = [m.render_mode!='EXTERNAL' and m.material_atlas for m in l.data.materials if m]
- if any(atlas_flags):
- mmk = lambda m: m.shader if m.render_mode=='CUSTOM' else ""
- material_atlas_key = mmk(l.data.materials[0])
- key_mismatch = any(mmk(m)!=material_atlas_key for m in l.data.materials)
- if not all(atlas_flags) or key_mismatch:
- raise Exception("Invalid configuration on object {}: Mixed material atlas state")
-
- if material_atlas_key in material_atlases:
- material_atlas = material_atlases[material_atlas_key]
- else:
- material_atlas = create_material_atlas(context, l.data.materials[0])
- material_atlases[material_atlas_key] = material_atlas
-
- tech_name = "{}.tech".format(material_atlas.name)
- if tech_name not in resources:
- material_atlas_export.export_technique_resources(material_atlas, resources)
- resources[tech_name] = material_atlas_export.export_technique(material_atlas, 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)
+ 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, material_atlas, progress)
- 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, obj, resources, progress):
+ def export_object(self, obj, resources):
if obj.type!='MESH':
raise ValueError("Object {} is not a mesh".format(obj.name))
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
if material:
if material.render_mode=='EXTERNAL':
tech_name = material.technique
- elif material.material_atlas:
- tech_name = "material_atlas_{}.tech".format(os.path.splitext(material.technique)[0])
else:
tech_name = material.name+".tech"
else:
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("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
projects / libs / gl.git / blobdiff