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SF.net SVN: matplotlib: [4782] branches/transforms/lib/matplotlib
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From: <md...@us...> - 2007-12-20 17:18:18
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Revision: 4782
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=4782&view=rev
Author: mdboom
Date: 2007-12-20 09:18:12 -0800 (Thu, 20 Dec 2007)
Log Message:
-----------
Major speed improvement for non-rectilinear projections.
Modified Paths:
--------------
branches/transforms/lib/matplotlib/axis.py
branches/transforms/lib/matplotlib/lines.py
branches/transforms/lib/matplotlib/transforms.py
Modified: branches/transforms/lib/matplotlib/axis.py
===================================================================
--- branches/transforms/lib/matplotlib/axis.py 2007-12-20 17:14:36 UTC (rev 4781)
+++ branches/transforms/lib/matplotlib/axis.py 2007-12-20 17:18:12 UTC (rev 4782)
@@ -304,6 +304,11 @@
'Set the location of tick in data coords with scalar loc'
x = loc
+ nonlinear = (hasattr(self.axes, 'yaxis') and
+ self.axes.yaxis.get_scale() != 'linear' or
+ hasattr(self.axes, 'xaxis') and
+ self.axes.xaxis.get_scale() != 'linear')
+
if self.tick1On:
self.tick1line.set_xdata((x,))
if self.tick2On:
@@ -314,6 +319,12 @@
self.label1.set_x(x)
if self.label2On:
self.label2.set_x(x)
+
+ if nonlinear:
+ self.tick1line._invalid = True
+ self.tick2line._invalid = True
+ self.gridline._invalid = True
+
self._loc = loc
def get_view_interval(self):
@@ -425,6 +436,12 @@
def update_position(self, loc):
'Set the location of tick in data coords with scalar loc'
y = loc
+
+ nonlinear = (hasattr(self.axes, 'yaxis') and
+ self.axes.yaxis.get_scale() != 'linear' or
+ hasattr(self.axes, 'xaxis') and
+ self.axes.xaxis.get_scale() != 'linear')
+
if self.tick1On:
self.tick1line.set_ydata((y,))
if self.tick2On:
@@ -435,6 +452,11 @@
self.label1.set_y( y )
if self.label2On:
self.label2.set_y( y )
+ if nonlinear:
+ self.tick1line._invalid = True
+ self.tick2line._invalid = True
+ self.gridline._invalid = True
+
self._loc = loc
Modified: branches/transforms/lib/matplotlib/lines.py
===================================================================
--- branches/transforms/lib/matplotlib/lines.py 2007-12-20 17:14:36 UTC (rev 4781)
+++ branches/transforms/lib/matplotlib/lines.py 2007-12-20 17:18:12 UTC (rev 4782)
@@ -396,9 +396,6 @@
self._xorig = x
self._yorig = y
self._invalid = True
- else:
- if hasattr(self, "_transformed_path"):
- self._transformed_path._invalid = self._transformed_path.INVALID_NON_AFFINE
def recache(self):
#if self.axes is None: print 'recache no axes'
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py 2007-12-20 17:14:36 UTC (rev 4781)
+++ branches/transforms/lib/matplotlib/transforms.py 2007-12-20 17:18:12 UTC (rev 4782)
@@ -93,22 +93,24 @@
"""
# If we are an affine transform being changed, we can set the
# flag to INVALID_AFFINE_ONLY
- value = ((self.is_affine or self.is_bbox)
- and self.INVALID_AFFINE
- or self.INVALID)
+ value = (self.is_affine) and self.INVALID_AFFINE or self.INVALID
# Shortcut: If self is already invalid, that means its parents
# are as well, so we don't need to do anything.
- if self._invalid == value or not len(self._parents):
+ if self._invalid == value:
return
+ if not len(self._parents):
+ self._invalid = value
+ return
+
# Invalidate all ancestors of self using pseudo-recursion.
parent = None
stack = [self]
while len(stack):
root = stack.pop()
# Stop at subtrees that have already been invalidated
- if root._invalid == 0 or root.pass_through:
+ if root._invalid != value or root.pass_through:
root._invalid = value
stack.extend(root._parents.keys())
@@ -198,6 +200,7 @@
read-only access to its data.
"""
is_bbox = True
+ is_affine = True
#* Redundant: Removed for performance
#
@@ -208,6 +211,7 @@
def _check(points):
if ma.isMaskedArray(points):
warnings.warn("Bbox bounds are a masked array.")
+ points = npy.asarray(points)
if (points[1,0] - points[0,0] == 0 or
points[1,1] - points[0,1] == 0):
warnings.warn("Singular Bbox.")
@@ -1011,6 +1015,8 @@
transform may only be replaced with another child transform of the
same dimensions.
"""
+ pass_through = True
+
def __init__(self, child):
"""
child: A Transform instance. This child may later be replaced
@@ -1546,7 +1552,6 @@
This version is an optimization for the case where both child
transforms are of type Affine2DBase.
"""
-
is_separable = True
def __init__(self, x_transform, y_transform):
@@ -1917,8 +1922,8 @@
the transform already applied, along with the affine part of
the path necessary to complete the transformation.
"""
- if (self._invalid & self.INVALID_NON_AFFINE or
- self._transformed_path is None):
+ if ((self._invalid & self.INVALID_NON_AFFINE == self.INVALID_NON_AFFINE)
+ or self._transformed_path is None):
self._transformed_path = \
self._transform.transform_path_non_affine(self._path)
self._invalid = 0
@@ -1928,7 +1933,7 @@
"""
Return a fully-transformed copy of the child path.
"""
- if (self._invalid & self.INVALID_NON_AFFINE
+ if ((self._invalid & self.INVALID_NON_AFFINE == self.INVALID_NON_AFFINE)
or self._transformed_path is None):
self._transformed_path = \
self._transform.transform_path_non_affine(self._path)
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