- def export_object_technique(self, obj, mesh, out_file, lod_index):
- if self.srgb_colors:
- self.colormap = linear_to_srgb
- else:
- self.colormap = lambda x: x
-
- 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)
-
- if self.external_tech and 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))
- 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))
- elif slot.use_map_normal:
- out_file.write("texture", '"normal_map"', '"{}"'.format(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", '""', '"{}"'.format(mat_name))
- out_file.end()
- out_file.end()
- else:
- out_file.write("technique", '"{}"'.format(obj.technique))
- elif self.separate_tech:
- if self.shared_tech and material:
- name = material.name+".tech"
- tech_out = open_output(os.path.join(path, name))
- self.export_technique_definition(material, mesh, tech_out)
- out_file.write("technique", '"{}"'.format(name))
- else:
- out_file.begin("technique")
- self.export_technique_definition(material, mesh, out_file)
- out_file.end()
-
- def export_technique_definition(self, material, mesh, out_file):
- out_file.begin("pass", '""')
- if material:
- cm = self.colormap
-
- if self.material_tex:
- out_file.begin("material")
- out_file.write("diffuse", 1.0, 1.0, 1.0, 1.0)
- out_file.end()
- index = 0
- for u in mesh.uv_layers:
- if u.name=="material_tex":
- index = u.unit
- out_file.begin("texunit", index)
- out_file.begin("texture2d")
- out_file.write("min_filter", "NEAREST")
- out_file.write("mag_filter", "NEAREST")
- out_file.write("storage", "RGB", len(mesh.materials), 1)
- texdata = '"'
- for m in mesh.materials:
- color = [int(cm(c)*255) for c in m.diffuse_color*mat.diffuse_intensity]
- texdata += "\\x%02X\\x%02X\\x%02X"%tuple(color)
- texdata += '"'
- out_file.write("raw_data", texdata)
- out_file.end()
- out_file.end()
- else:
- out_file.begin("material")
- self.export_material(material, out_file)
- out_file.end()
-
- if self.textures!="NONE":
- for slot in material.texture_slots:
- if not slot:
- continue
-
- tex = slot.texture
- if tex.type!="IMAGE":
- continue
-
- if slot.uv_layer:
- for u in mesh.uv_layers:
- if u.name==slot.uv_layer:
- index = u.unit
- else:
- index = mesh.uv_layers[0].unit
-
- out_file.begin("texunit", index)
- if self.textures=="INLINE":
- out_file.begin("texture2d")
- out_file.write("min_filter", "LINEAR")
- out_file.write("storage", "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(tex.image))
- out_file.end()
-
- out_file.end()
-
- def export_material(self, mat, out_file):
- cm = self.colormap
- 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)
- 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);