X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=blender%2Fio_mspgl%2Futil.py;h=4141e9f77600891eb7ef405ecf2cc6bb3d642944;hb=77b358049bc1ef38ea013175a485cecd71a173c9;hp=70b005f6df60e84db38ea8c35c03fc0bbcc79123;hpb=bde3ec824d300e9aff11914406fb76dd9016e387;p=libs%2Fgl.git

diff --git a/blender/io_mspgl/util.py b/blender/io_mspgl/util.py
index 70b005f6..4141e9f7 100644
--- a/blender/io_mspgl/util.py
+++ b/blender/io_mspgl/util.py
@@ -46,7 +46,7 @@ class Progress:
 
 	def set_progress(self, value):
 		value = self.start+self.delta*value
-		if value>self.last+0.01:
+		if value>self.last+0.001:
 			if self.window_manager:
 				self.window_manager.progress_update(value)
 			self.last = value
@@ -64,9 +64,37 @@ def get_colormap(srgb):
 	else:
 		return lambda x: x
 
-def image_name(img):
-	fp = img.filepath
-	if fp:
-		return os.path.split(fp)[1]
-	else:
-		return img.name
+def basename(path):
+	if path.startswith("//"):
+		path = path[2:]
+	return os.path.basename(path)
+
+def make_unique(values):
+	seen = set()
+	result = []
+	for i in values:
+		if i not in seen:
+			result.append(i)
+			seen.add(i)
+	return result
+
+def get_linked_node_and_socket(node_tree, socket):
+	for l in node_tree.links:
+		if socket==l.to_socket:
+			return (l.from_node, l.from_socket)
+		elif socket==l.from_socket:
+			return (l.to_node, l.to_socket)
+	return (None, None)
+
+def compute_bounding_sphere(points):
+	p1 = max(((p, p.length) for p in points), key=lambda x:x[1])[0]
+	p2 = max(((p, (p-p1).length) for p in points), key=lambda x:x[1])[0]
+	center = (p1+p2)/2
+	radius = (p1-p2).length/2
+	for p in points:
+		d = p-center
+		if d.length>radius:
+			center += d*(1-radius/d.length)/2
+			radius = (radius+d.length)/2
+
+	return center, radius