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", "export_object", "mesh", "outfile", "properties", "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 draw(self, context):
  52                 col = self.layout.column()
  53                 col.prop(self, "export_lines")
  54                 col.prop(self, "compound")
  55                 col.prop(self, "smoothing")
  56                 col.prop(self, "export_groups")
  57                 self.general_col = col
  58
  59                 self.layout.separator()
  60
  61                 col = self.layout.column()
  62                 col.label("Triangle strips")
  63                 col.prop(self, "use_strips")
  64                 col.prop(self, "use_degen_tris")
  65                 col.prop(self, "max_strip_len")
  66
  67                 self.layout.separator()
  68
  69                 col = self.layout.column()
  70                 col.label("Texturing")
  71                 col.prop(self, "export_uv")
  72                 col.prop(self, "tbn_vecs")
  73                 col.prop(self, "tbn_uvtex")
  74                 self.texturing_col = col
  75
  76                 self.layout.separator()
  77
  78                 col = self.layout.column()
  79                 col.label("Vertex cache")
  80                 col.prop(self, "optimize_cache")
  81                 col.prop(self, "cache_size")
  82
  83 class ExportMspGLMesh(bpy.types.Operator, ExportMspGLMeshBase):
  84         bl_idname = "export_mesh.mspgl_mesh"
  85         bl_label = "Export Msp GL mesh"
  86
  87         filename_ext = ".mesh"
  88
  89         def create_exporter(self):
  90                 from .export_mesh import MeshExporter
  91                 return MeshExporter()
  92
  93 class ExportMspGLObject(bpy.types.Operator, ExportMspGLMeshBase):
  94         bl_idname = "export_mesh.mspgl_object"
  95         bl_label = "Export Msp GL object"
  96
  97         filename_ext = ".object"
  98
  99         external_tech = bpy.props.BoolProperty(name="External technique", description="Use an external technique specified in the object", default=True)
 100
 101         textures = bpy.props.EnumProperty(name="Textures", description="Export textures", default="REF",
 102                 items=(("NONE", "None", "Ignore textures"),
 103                         ("REF", "Referenced", "Reference external data"),
 104                         ("INLINE", "Inline", "Embed textures in the object")))
 105         material_tex = bpy.props.BoolProperty(name="Material texture", description="Generate a texture based on material colors", default=False)
 106         srgb_colors = bpy.props.BoolProperty(name="sRGB colors", description="Export material colors as sRGB instead of linear", default=True)
 107
 108         separate_mesh = bpy.props.BoolProperty(name="Separate mesh", description="Write mesh data into a separate file", default=False)
 109         separate_tech = bpy.props.BoolProperty(name="Separate technique", description="Write technique data into a separate file", default=False)
 110         shared_tech = bpy.props.BoolProperty(name="Shared technique", description="Use material name for technique file to enable sharing", default=True)
 111
 112         def create_exporter(self):
 113                 from .export_object import ObjectExporter
 114                 return ObjectExporter()
 115
 116         def draw(self, context):
 117                 super().draw(context)
 118
 119                 col = self.general_col
 120                 col.prop(self, "external_tech")
 121
 122                 col = self.texturing_col
 123                 col.prop(self, "textures")
 124                 col.prop(self, "material_tex")
 125                 col.prop(self, "srgb_colors")
 126
 127                 self.layout.separator();
 128
 129                 col = self.layout.column()
 130                 col.label("Files")
 131                 col.prop(self, "separate_mesh")
 132                 col.prop(self, "separate_tech")
 133                 if self.separate_tech:
 134                         col.prop(self, "shared_tech")
 135
 136 class ExportMspGLArmature(bpy.types.Operator, ExportMspGLBase):
 137         bl_idname = "export.mspgl_armature"
 138         bl_label = "Export Msp GL armature"
 139
 140         filename_ext = ".armature"
 141
 142         def create_exporter(self):
 143                 from .export_armature import ArmatureExporter
 144                 return ArmatureExporter()
 145
 146 def menu_func_export(self, context):
 147         self.layout.operator(ExportMspGLMesh.bl_idname, text="Msp GL mesh")
 148         self.layout.operator(ExportMspGLObject.bl_idname, text="Msp GL object")
 149         self.layout.operator(ExportMspGLArmature.bl_idname, text="Msp GL armature")
 150
 151 from .properties import MspGLProperties
 152
 153 def register():
 154         bpy.utils.register_module(__name__)
 155
 156         bpy.types.INFO_MT_file_export.append(menu_func_export)
 157
 158         from .properties import register_properties
 159         register_properties();
 160
 161 def unregister():
 162         bpy.utils.unregister_module(__name__)
 163
 164         bpy.types.INFO_MT_file_export.remove(menu_func_export)
 165
 166 if __name__=="__main__":
 167         register()