blender/io_mspgl/__init__.py

   1 bl_info = {
   2         "name": "Msp GL datafiles",
   3         "author": "Mikko Rasa",
   4         "location": "File > Export",
   5         "description": "Export Msp GL data",
   6         "category": "Import-Export" }
   7
   8 if "bpy" in locals():
   9         import imp
  10         for sub in "armature", "export_armature", "export_mesh", "mesh", "outfile", "util":
  11                 if sub in locals():
  12                         imp.reload(locals()[sub])
  13
  14 import bpy
  15 from bpy_extras.io_utils import ExportHelper
  16
  17 class ExportMspGLBase(ExportHelper):
  18         def execute(self, context):
  19                 exporter = self.create_exporter()
  20                 self.prepare_exporter(exporter)
  21                 exporter.export(context, self.filepath)
  22                 return {"FINISHED"}
  23
  24         def create_exporter(self):
  25                 raise Exception("create_exporter must be overridden")
  26
  27         def prepare_exporter(self, exporter):
  28                 for k, v in self.as_keywords().items():
  29                         setattr(exporter, k, v)
  30
  31 class ExportMspGLMeshBase(ExportMspGLBase):
  32         use_strips = bpy.props.BoolProperty(name="Use strips", description="Combine faces into triangle strips", default=True)
  33         use_degen_tris = bpy.props.BoolProperty(name="Use degen tris", description="Concatenate triangle strips with degenerate triangles", default=False)
  34         max_strip_len = bpy.props.IntProperty(name="Max strip length", description="Maximum length for a triangle strip", default=1024, min=4, max=16384)
  35         optimize_cache = bpy.props.BoolProperty(name="Optimize cache", description="Optimize element order for vertex cache", default=True)
  36         cache_size = bpy.props.IntProperty(name="Cache size", description="Simulated vertex cache size used in optimization", default=64, min=8, max=1024)
  37         export_lines = bpy.props.BoolProperty(name="Export lines", description="Export edges without faces as lines", default=False)
  38         export_uv = bpy.props.EnumProperty(name="Export UV", description="Export UV coordinates", default="UNIT0",
  39                 items=(("NONE", "None", "No UV coordinates are exported"),
  40                         ("UNIT0", "Unit 0", "UV coordinates for unit 0 are exported"),
  41                         ("ALL", "All", "All UV coordinates are exported")))
  42         tbn_vecs = bpy.props.BoolProperty(name="TBN vectors", description="Compute tangent and binormal vectors for vertices", default=False)
  43         tbn_uvtex = bpy.props.StringProperty(name="TBN UV layer", description="UV layer to use as basis for TBN vectors", default="")
  44         compound = bpy.props.BoolProperty(name="Compound", description="Combine all selected objects into one for exporting", default=False)
  45         smoothing = bpy.props.EnumProperty(name="Smoothing", description="Smoothing method to use", default="MSPGL",
  46                 items=(("NONE", "None", "No smoothing"),
  47                         ("BLENDER", "Blender", "Use Blender's vertex normals"),
  48                         ("MSPGL", "MspGL", "Compute vertex normals internally")))
  49         export_groups = bpy.props.BoolProperty(name="Vertex groups", description="Export vertex groups and weights", default=False)
  50
  51         def create_exporter(self):
  52                 from .export_mesh import MeshExporter
  53                 return MeshExporter()
  54
  55         def draw(self, context):
  56                 col = self.layout.column()
  57                 col.prop(self, "export_lines")
  58                 col.prop(self, "compound")
  59                 col.prop(self, "smoothing")
  60                 col.prop(self, "export_groups")
  61                 self.layout.separator()
  62                 col = self.layout.column()
  63                 col.label("Triangle strips")
  64                 col.prop(self, "use_strips")
  65                 col.prop(self, "use_degen_tris")
  66                 col.prop(self, "max_strip_len")
  67                 self.layout.separator()
  68                 col = self.layout.column()
  69                 col.label("Vertex cache")
  70                 col.prop(self, "optimize_cache")
  71                 col.prop(self, "cache_size")
  72                 self.layout.separator()
  73                 col = self.layout.column()
  74                 col.label("TBN vectors")
  75                 col.prop(self, "tbn_vecs")
  76                 col.prop(self, "tbn_uvtex")
  77
  78 class ExportMspGLMesh(bpy.types.Operator, ExportMspGLMeshBase):
  79         bl_idname = "export_mesh.mspgl_mesh"
  80         bl_label = "Export Msp GL mesh"
  81
  82         filename_ext = ".mesh"
  83
  84 class ExportMspGLObject(bpy.types.Operator, ExportMspGLMeshBase):
  85         bl_idname = "export_mesh.mspgl_object"
  86         bl_label = "Export Msp GL object"
  87
  88         filename_ext = ".object"
  89
  90         textures = bpy.props.EnumProperty(name="Textures", description="Export textures", default="REF",
  91                 items=(("NONE", "None", "Ignore textures"),
  92                         ("REF", "Referenced", "Reference external data"),
  93                         ("INLINE", "Inline", "Embed textures in the object")))
  94         material_tex = bpy.props.BoolProperty(name="Material texture", description="Generate a texture based on material colors", default=False)
  95
  96         def prepare_exporter(self, exporter):
  97                 super().prepare_exporter(exporter)
  98                 exporter.object = True
  99
 100         def draw(self, context):
 101                 super().draw(context)
 102                 self.layout.separator()
 103                 col = self.layout.column()
 104                 col.label("Texturing")
 105                 col.prop(self, "textures")
 106                 col.prop(self, "material_tex")
 107
 108 class ExportMspGLArmature(bpy.types.Operator, ExportMspGLBase):
 109         bl_idname = "export.mspgl_armature"
 110         bl_label = "Export Msp GL armature"
 111
 112         filename_ext = ".armature"
 113
 114         def create_exporter(self):
 115                 from .export_armature import ArmatureExporter
 116                 return ArmatureExporter()
 117
 118 def menu_func_export(self, context):
 119         self.layout.operator(ExportMspGLMesh.bl_idname, text="Msp GL mesh")
 120         self.layout.operator(ExportMspGLObject.bl_idname, text="Msp GL object")
 121         self.layout.operator(ExportMspGLArmature.bl_idname, text="Msp GL armature")
 122
 123 def register():
 124         bpy.utils.register_module(__name__)
 125
 126         bpy.types.INFO_MT_file_export.append(menu_func_export)
 127
 128 def unregister():
 129         bpy.utils.unregister_module(__name__)
 130
 131         bpy.types.INFO_MT_file_export.remove(menu_func_export)
 132
 133 if __name__=="__main__":
 134         register()