diff options
Diffstat (limited to 'release/scripts/op/uv.py')
| -rw-r--r-- | release/scripts/op/uv.py | 346 |
1 files changed, 249 insertions, 97 deletions
diff --git a/release/scripts/op/uv.py b/release/scripts/op/uv.py index 011deea1f17..83282924b5b 100644 --- a/release/scripts/op/uv.py +++ b/release/scripts/op/uv.py @@ -22,31 +22,250 @@ import bpy from bpy.props import * +def write_svg(fw, mesh, image_width, image_height, face_iter): + # for making an XML compatible string + from xml.sax.saxutils import escape + from os.path import basename + + fw('<?xml version="1.0" standalone="no"?>\n') + fw('<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" \n') + fw(' "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n') + fw('<svg width="%dpx" height="%dpx" viewBox="0px 0px %dpx %dpx"\n' % (image_width, image_height, image_width, image_height)) + fw(' xmlns="http://www.w3.org/2000/svg" version="1.1">\n') + desc = "%r, %s, (Blender %s)" % (basename(bpy.data.filepath), mesh.name, bpy.app.version_string) + fw('<desc>%s</desc>\n' % escape(desc)) + + # svg colors + fill_settings = [] + fill_default = 'fill="grey"' + for mat in mesh.materials if mesh.materials else [None]: + if mat: + fill_settings.append('fill="rgb(%d, %d, %d)"' % tuple(int(c * 255) for c in mat.diffuse_color)) + else: + fill_settings.append(fill_default) + + faces = mesh.faces + for i, uvs in face_iter: + try: # rare cases material index is invalid. + fill = fill_settings[faces[i].material_index] + except IndexError: + fill = fill_default + + fw('<polygon %s fill-opacity="0.5" stroke="black" stroke-width="1px" \n' % fill) + fw(' points="') + + for j, uv in enumerate(uvs): + x, y = uv[0], 1.0 - uv[1] + fw('%.3f,%.3f ' % (x * image_width, y * image_height)) + fw('" />\n') + fw('\n') + fw('</svg>\n') + + +def write_eps(fw, mesh, image_width, image_height, face_iter): + fw('%!PS-Adobe-3.0 EPSF-3.0\n') + fw("%%%%Creator: Blender %s\n" % bpy.app.version_string) + fw('%%Pages: 1\n') + fw('%%Orientation: Portrait\n') + fw("%%%%BoundingBox: 0 0 %d %d\n" % (image_width, image_height)) + fw("%%%%HiResBoundingBox: 0.0 0.0 %.4f %.4f\n" % (image_width, image_height)) + fw('%%EndComments\n') + fw('%%Page: 1 1\n') + fw('0 0 translate\n') + fw('1.0 1.0 scale\n') + fw('0 0 0 setrgbcolor\n') + fw('[] 0 setdash\n') + fw('1 setlinewidth\n') + fw('1 setlinejoin\n') + fw('1 setlinecap\n') + fw('/DRAW {') + # can remove from here to next comment to disable filling, aparently alpha is not supported + fw('gsave\n') + fw('0.7 setgray\n') + fw('fill\n') + fw('grestore\n') + fw('0 setgray\n') + # remove to here + fw('stroke\n') + fw('} def\n') + fw('newpath\n') + + firstline = True + for i, uvs in face_iter: + for j, uv in enumerate(uvs): + x, y = uv[0], uv[1] + if j == 0: + if not firstline: + fw('closepath\n') + fw('DRAW\n') + fw('newpath\n') + firstline = False + fw('%.5f %.5f moveto\n' % (x * image_width, y * image_height)) + else: + fw('%.5f %.5f lineto\n' % (x * image_width, y * image_height)) + + fw('closepath\n') + fw('DRAW\n') + fw('showpage\n') + fw('%%EOF\n') + + +def write_png(fw, mesh_source, image_width, image_height, face_iter): + filepath = fw.__self__.name + fw.__self__.close() + + material_solids = [bpy.data.materials.new("uv_temp_solid") for i in range(max(1, len(mesh_source.materials)))] + material_wire = bpy.data.materials.new("uv_temp_wire") + + scene = bpy.data.scenes.new("uv_temp") + mesh = bpy.data.meshes.new("uv_temp") + for mat_solid in material_solids: + mesh.materials.append(mat_solid) + + tot_verts = 0 + face_lens = [] + for f in mesh_source.faces: + tot_verts += len(f.vertices) + + faces_source = mesh_source.faces + + # get unique UV's incase there are many overlapping which slow down filling. + face_hash_3 = set() + face_hash_4 = set() + for i, uv in face_iter: + material_index = faces_source[i].material_index + if len(uv) == 3: + face_hash_3.add((uv[0][0], uv[0][1], uv[1][0], uv[1][1], uv[2][0], uv[2][1], material_index)) + else: + face_hash_4.add((uv[0][0], uv[0][1], uv[1][0], uv[1][1], uv[2][0], uv[2][1], uv[3][0], uv[3][1], material_index)) + + # now set the faces coords and locations + # build mesh data + mesh_new_vertices = [] + mesh_new_materials = [] + mesh_new_face_vertices = [] + + current_vert = 0 + + for face_data in face_hash_3: + mesh_new_vertices.extend([face_data[0], face_data[1], 0.0, face_data[2], face_data[3], 0.0, face_data[4], face_data[5], 0.0]) + mesh_new_face_vertices.extend([current_vert, current_vert + 1, current_vert + 2, 0]) + mesh_new_materials.append(face_data[6]) + current_vert += 3 + for face_data in face_hash_4: + mesh_new_vertices.extend([face_data[0], face_data[1], 0.0, face_data[2], face_data[3], 0.0, face_data[4], face_data[5], 0.0, face_data[6], face_data[7], 0.0]) + mesh_new_face_vertices.extend([current_vert, current_vert + 1, current_vert + 2, current_vert + 3]) + mesh_new_materials.append(face_data[8]) + current_vert += 4 + + mesh.vertices.add(len(mesh_new_vertices) // 3) + mesh.faces.add(len(mesh_new_face_vertices) // 4) + + mesh.vertices.foreach_set("co", mesh_new_vertices) + mesh.faces.foreach_set("vertices_raw", mesh_new_face_vertices) + mesh.faces.foreach_set("material_index", mesh_new_materials) + + mesh.update(calc_edges=True) + + obj_solid = bpy.data.objects.new("uv_temp_solid", mesh) + obj_wire = bpy.data.objects.new("uv_temp_wire", mesh) + base_solid = scene.objects.link(obj_solid) + base_wire = scene.objects.link(obj_wire) + base_solid.layers[0] = True + base_wire.layers[0] = True + + # place behind the wire + obj_solid.location = 0, 0, -1 + + obj_wire.material_slots[0].link = 'OBJECT' + obj_wire.material_slots[0].material = material_wire + + # setup the camera + cam = bpy.data.cameras.new("uv_temp") + cam.type = 'ORTHO' + cam.ortho_scale = 1.0 + obj_cam = bpy.data.objects.new("uv_temp_cam", cam) + obj_cam.location = 0.5, 0.5, 1.0 + scene.objects.link(obj_cam) + scene.camera = obj_cam + + # setup materials + for i, mat_solid in enumerate(material_solids): + if mesh_source.materials and mesh_source.materials[i]: + mat_solid.diffuse_color = mesh_source.materials[i].diffuse_color + + mat_solid.use_shadeless = True + mat_solid.use_transparency = True + mat_solid.alpha = 0.25 + + material_wire.type = 'WIRE' + material_wire.use_shadeless = True + material_wire.diffuse_color = 0, 0, 0 + + # scene render settings + scene.render.use_raytrace = False + scene.render.alpha_mode = 'STRAIGHT' + scene.render.color_mode = 'RGBA' + + scene.render.resolution_x = image_width + scene.render.resolution_y = image_height + scene.render.resolution_percentage = 100 + + if image_width > image_height: + scene.render.pixel_aspect_y = image_width / image_height + elif image_width < image_height: + scene.render.pixel_aspect_x = image_height / image_width + + scene.frame_start = 1 + scene.frame_end = 1 + + scene.render.file_format = 'PNG' + scene.render.filepath = filepath + + data_context = {"blend_data": bpy.context.blend_data, "scene": scene} + bpy.ops.render.render(data_context, write_still=True) + + # cleanup + bpy.data.scenes.remove(scene) + bpy.data.objects.remove(obj_cam) + bpy.data.objects.remove(obj_solid) + bpy.data.objects.remove(obj_wire) + + bpy.data.cameras.remove(cam) + bpy.data.meshes.remove(mesh) + + bpy.data.materials.remove(material_wire) + for mat_solid in material_solids: + bpy.data.materials.remove(mat_solid) + + class ExportUVLayout(bpy.types.Operator): - '''Export the Mesh as SVG''' + """Export UV layout to file""" bl_idname = "uv.export_layout" bl_label = "Export UV Layout" bl_options = {'REGISTER', 'UNDO'} - filepath = StringProperty(name="File Path", description="File path used for exporting the SVG file", maxlen=1024, default="") + filepath = StringProperty(name="File Path", description="File path used for exporting the SVG file", maxlen=1024, default="", subtype='FILE_PATH') check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, options={'HIDDEN'}) export_all = BoolProperty(name="All UV's", description="Export all UVs in this mesh (not just the visible ones)", default=False) mode = EnumProperty(items=( ('SVG', "Scalable Vector Graphic (.svg)", "Export the UV layout to a vector SVG file"), - ('EPS', "Encapsulate PostScript (.eps)", "Export the UV layout to a vector EPS file")), + ('EPS', "Encapsulate PostScript (.eps)", "Export the UV layout to a vector EPS file"), + ('PNG', "PNG Image (.png)", "Export the UV layout a bitmap image")), name="Format", description="File format to export the UV layout to", - default='SVG') + default='PNG') + size = IntVectorProperty(size=2, default=(1024, 1024), min=8, max=32768, description="Dimensions of the exported file") @classmethod def poll(cls, context): obj = context.active_object - return (obj and obj.type == 'MESH') + return (obj and obj.type == 'MESH' and obj.data.uv_textures) def _space_image(self, context): space_data = context.space_data - if type(space_data) == bpy.types.SpaceImageEditor: + if isinstance(space_data, bpy.types.SpaceImageEditor): return space_data else: return None @@ -72,7 +291,7 @@ class ExportUVLayout(bpy.types.Operator): uv_layer = mesh.uv_textures.active.data uv_layer_len = len(uv_layer) - if not self.properties.export_all: + if not self.export_all: local_image = Ellipsis @@ -99,130 +318,63 @@ class ExportUVLayout(bpy.types.Operator): yield (i, uv_layer[i].uv) def execute(self, context): - # for making an XML compatible string - from xml.sax.saxutils import escape - from os.path import basename obj = context.active_object is_editmode = (obj.mode == 'EDIT') if is_editmode: bpy.ops.object.mode_set(mode='OBJECT', toggle=False) - image_width, image_height = self._image_size(context) mesh = obj.data - faces = mesh.faces - mode = self.properties.mode + mode = self.mode - filepath = self.properties.filepath + filepath = self.filepath filepath = bpy.path.ensure_ext(filepath, "." + mode.lower()) file = open(filepath, "w") fw = file.write if mode == 'SVG': - - fw('<?xml version="1.0" standalone="no"?>\n') - fw('<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" \n') - fw(' "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n') - fw('<svg width="%dpx" height="%dpx" viewBox="0px 0px %dpx %dpx"\n' % (image_width, image_height, image_width, image_height)) - fw(' xmlns="http://www.w3.org/2000/svg" version="1.1">\n') - desc = "%s, %s, %s (Blender %s)" % (basename(bpy.data.filepath), obj.name, mesh.name, bpy.app.version_string) - fw('<desc>%s</desc>\n' % escape(desc)) - - # svg colors - fill_settings = [] - fill_default = 'fill="grey"' - for mat in mesh.materials if mesh.materials else [None]: - if mat: - fill_settings.append('fill="rgb(%d, %d, %d)"' % tuple(int(c * 255) for c in mat.diffuse_color)) - else: - fill_settings.append(fill_default) - - for i, uvs in self._face_uv_iter(context): - try: # rare cases material index is invalid. - fill = fill_settings[faces[i].material_index] - except IndexError: - fill = fill_default - - fw('<polygon %s fill-opacity="0.5" stroke="black" stroke-width="1px" \n' % fill) - fw(' points="') - - for j, uv in enumerate(uvs): - x, y = uv[0], 1.0 - uv[1] - fw('%.3f,%.3f ' % (x * image_width, y * image_height)) - fw('" />\n') - fw('\n') - fw('</svg>\n') - + func = write_svg elif mode == 'EPS': - fw('%!PS-Adobe-3.0 EPSF-3.0\n') - fw("%%%%Creator: Blender %s\n" % bpy.app.version_string) - fw('%%Pages: 1\n') - fw('%%Orientation: Portrait\n') - fw("%%%%BoundingBox: 0 0 %d %d\n" % (image_width, image_height)) - fw("%%%%HiResBoundingBox: 0.0 0.0 %.4f %.4f\n" % (image_width, image_height)) - fw('%%EndComments\n') - fw('%%Page: 1 1\n') - fw('0 0 translate\n') - fw('1.0 1.0 scale\n') - fw('0 0 0 setrgbcolor\n') - fw('[] 0 setdash\n') - fw('1 setlinewidth\n') - fw('1 setlinejoin\n') - fw('1 setlinecap\n') - fw('/DRAW {') - # can remove from here to next comment to disable filling, aparently alpha is not supported - fw('gsave\n') - fw('0.7 setgray\n') - fw('fill\n') - fw('grestore\n') - fw('0 setgray\n') - # remove to here - fw('stroke\n') - fw('} def\n') - fw('newpath\n') - - firstline = True - for i, uvs in self._face_uv_iter(context): - for j, uv in enumerate(uvs): - x, y = uv[0], uv[1] - if j == 0: - if not firstline: - fw('closepath\n') - fw('DRAW\n') - fw('newpath\n') - firstline = False - fw('%.5f %.5f moveto\n' % (x * image_width, y * image_height)) - else: - fw('%.5f %.5f lineto\n' % (x * image_width, y * image_height)) - - fw('closepath\n') - fw('DRAW\n') - fw('showpage\n') - fw('%%EOF\n') + func = write_eps + elif mode == 'PNG': + func = write_png + + func(fw, mesh, self.size[0], self.size[1], self._face_uv_iter(context)) if is_editmode: bpy.ops.object.mode_set(mode='EDIT', toggle=False) return {'FINISHED'} + def check(self, context): + filepath = bpy.path.ensure_ext(self.filepath, "." + self.mode.lower()) + if filepath != self.filepath: + self.filepath = filepath + return True + else: + return False + def invoke(self, context, event): + import os + self.size = self._image_size(context) + self.filepath = os.path.splitext(bpy.data.filepath)[0] wm = context.window_manager - wm.add_fileselect(self) + wm.fileselect_add(self) return {'RUNNING_MODAL'} def menu_func(self, context): - import os - default_path = os.path.splitext(bpy.data.filepath)[0] + ".svg" - self.layout.operator(ExportUVLayout.bl_idname).filepath = default_path + self.layout.operator(ExportUVLayout.bl_idname) def register(): + bpy.utils.register_module(__name__) bpy.types.IMAGE_MT_uvs.append(menu_func) def unregister(): + bpy.utils.unregister_module(__name__) bpy.types.IMAGE_MT_uvs.remove(menu_func) if __name__ == "__main__": |