r578@erker: lars | 2010-02-05 00:02:11 +0100

 added "export stl model" function


git-svn-id: https://pycam.svn.sourceforge.net/svnroot/pycam/trunk@101 bbaffbd6-741e-11dd-a85d-61de82d9cad9

pycam/Exporters/STLExporter.py

+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Copyright:    2010 by Lars Kruse <devel@sumpfralle.de>
+# License:      GNU GPL v3 or higher (http://www.gnu.org/licenses/gpl-3.0.txt)
+#
+
+import datetime
+import os
+
+class STLExporter:
+
+    def __init__(self, model, name="model", created_by="pycam", linesep=None):
+        self.model = model
+        self.name = name
+        self.created_by = created_by
+        if linesep is None:
+            self.linesep = os.linesep
+        else:
+            self.linesep = linesep
+
+    def __str__(self):
+        return self.linesep.join(self.get_output_lines)
+
+    def write(self, stream):
+        for line in self.get_output_lines():
+            stream.write(line)
+            stream.write(self.linesep)
+
+    def get_output_lines(self):
+        date = datetime.date.today().isoformat()
+        yield """solid "%s"; Produced by %s, %s""" % (self.name, self.created_by, date)
+        for tr in self.model._triangles:
+            norm = tr.normal().normalize()
+            yield "facet normal %f %f %f" % (norm.x, norm.y, norm.z)
+            yield "  outer loop"
+            for p in (tr.p1, tr.p2, tr.p3):
+                yield "    vertex %f %f %f" % (p.x, p.y, p.z)
+            yield "  endloop"
+            yield "endfacet"
+        yield "endsolid"
+

pycam/Exporters/__init__.py

-list = [ "SimpleGCodeExporter", "SVGExporter"]
+list = [ "SimpleGCodeExporter", "SVGExporter", "STLExporter" ]
 __all__ = list