io_export_ogreDotScene.py 文件源码

def dot_material( self, meshes, path='/tmp', mat_file_name='SceneMaterial'):
        material_files = []
        mats = []
        for ob in meshes:
            if len(ob.data.materials):
                for mat in ob.data.materials:
                    if mat not in mats:
                        mats.append( mat )

        if not mats:
            print('WARNING: no materials, not writting .material script'); return []

        M = MISSING_MATERIAL + '\n'
        for mat in mats:
            if mat is None:
                continue
            Report.materials.append( material_name(mat) )
            if CONFIG['COPY_SHADER_PROGRAMS']:
                data = generate_material( mat, path=path, copy_programs=True, touch_textures=CONFIG['TOUCH_TEXTURES'] )
            else:
                data = generate_material( mat, path=path, touch_textures=CONFIG['TOUCH_TEXTURES'] )

            M += data
            # Write own .material file per material
            if self.EX_SEP_MATS:
                url = self.dot_material_write_separate( mat, data, path )
                material_files.append(url)

        # Write one .material file for everything
        if not self.EX_SEP_MATS:
            try:
                url = os.path.join(path, '%s.material' % mat_file_name)
                f = open( url, 'wb' ); f.write( bytes(M,'utf-8') ); f.close()
                print('    - Created material:', url)
                material_files.append( url )
            except Exception as e:
                show_dialog("Invalid material object name: " + mat_file_name)

        return material_files