forked from bartvdbraak/blender
153 lines
4.2 KiB
Python
153 lines
4.2 KiB
Python
#
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# Copyright 2011-2013 Blender Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# XML exporter for generating test files, not intended for end users
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import os
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import xml.etree.ElementTree as etree
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import xml.dom.minidom as dom
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import bpy
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from bpy_extras.io_utils import ExportHelper
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from bpy.props import PointerProperty, StringProperty
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def strip(root):
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root.text = None
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root.tail = None
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for elem in root:
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strip(elem)
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def write(node, fname):
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strip(node)
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s = etree.tostring(node)
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s = dom.parseString(s).toprettyxml()
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f = open(fname, "w")
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f.write(s)
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class CyclesXMLSettings(bpy.types.PropertyGroup):
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@classmethod
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def register(cls):
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bpy.types.Scene.cycles_xml = PointerProperty(
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type=cls,
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name="Cycles XML export Settings",
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description="Cycles XML export settings")
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cls.filepath = StringProperty(
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name='Filepath',
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description='Filepath for the .xml file',
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maxlen=256,
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default='',
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subtype='FILE_PATH')
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@classmethod
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def unregister(cls):
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del bpy.types.Scene.cycles_xml
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# User Interface Drawing Code
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class RenderButtonsPanel():
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bl_space_type = 'PROPERTIES'
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bl_region_type = 'WINDOW'
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bl_context = "render"
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@classmethod
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def poll(self, context):
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rd = context.scene.render
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return rd.engine == 'CYCLES'
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class PHYSICS_PT_fluid_export(RenderButtonsPanel, bpy.types.Panel):
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bl_label = "Cycles XML Exporter"
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def draw(self, context):
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layout = self.layout
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cycles = context.scene.cycles_xml
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#layout.prop(cycles, "filepath")
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layout.operator("export_mesh.cycles_xml")
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# Export Operator
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class ExportCyclesXML(bpy.types.Operator, ExportHelper):
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bl_idname = "export_mesh.cycles_xml"
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bl_label = "Export Cycles XML"
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filename_ext = ".xml"
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@classmethod
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def poll(cls, context):
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return (context.active_object is not None)
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def execute(self, context):
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filepath = bpy.path.ensure_ext(self.filepath, ".xml")
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# get mesh
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scene = context.scene
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object = context.active_object
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if not object:
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raise Exception("No active object")
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mesh = object.to_mesh(scene, True, 'PREVIEW')
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if not mesh:
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raise Exception("No mesh data in active object")
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# generate mesh node
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nverts = ""
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verts = ""
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uvs = ""
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P = ""
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for v in mesh.vertices:
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P += "%f %f %f " % (v.co[0], v.co[1], v.co[2])
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verts_and_uvs = zip(mesh.tessfaces, mesh.tessface_uv_textures.active.data)
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for f, uvf in verts_and_uvs:
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vcount = len(f.vertices)
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nverts += str(vcount) + " "
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for v in f.vertices:
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verts += str(v) + " "
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uvs += str(uvf.uv1[0]) + " " + str(uvf.uv1[1]) + " "
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uvs += str(uvf.uv2[0]) + " " + str(uvf.uv2[1]) + " "
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uvs += str(uvf.uv3[0]) + " " + str(uvf.uv3[1]) + " "
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if vcount==4:
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uvs += " " + str(uvf.uv4[0]) + " " + str(uvf.uv4[1]) + " "
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node = etree.Element('mesh', attrib={'nverts': nverts.strip(), 'verts': verts.strip(), 'P': P, 'UV' : uvs.strip()})
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# write to file
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write(node, filepath)
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return {'FINISHED'}
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def register():
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bpy.utils.register_module(__name__)
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def unregister():
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bpy.utils.unregister_module(__name__)
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if __name__ == "__main__":
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register()
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