Get rid of WebGL related stuffs

bqplot/marks.py

@@ -730,11 +730,6 @@ def default_opacities(self, value):
     _model_name = Unicode('ScatterModel').tag(sync=True)
 
 
-@register_mark('bqplot.ScatterGL')
-class ScatterGL(Scatter):
-    _view_name = Unicode('ScatterGL').tag(sync=True)
-    _model_name = Unicode('ScatterGLModel').tag(sync=True)
-
 
 @register_mark('bqplot.Label')
 class Label(_ScatterBase):

bqplot/pyplot.py

@@ -56,7 +56,7 @@
 from .figure import Figure
 from .scales import Scale, LinearScale, Mercator
 from .axes import Axis
-from .marks import (Lines, Scatter, ScatterGL, Hist, Bars, OHLC, Pie, Map, Image,
+from .marks import (Lines, Scatter, Hist, Bars, OHLC, Pie, Map, Image,
                     Label, HeatMap, GridHeatMap, topo_load, Boxplot, Bins)
 from .toolbar import Toolbar
 from .interacts import (BrushIntervalSelector, FastIntervalSelector,
@@ -65,8 +65,6 @@
 from traitlets.utils.sentinel import Sentinel
 import functools
 
-SCATTER_SIZE_LIMIT = 10 * 1000  # above this limit, ScatterGL will be used by default
-
 Keep = Sentinel('Keep', 'bqplot.pyplot', '''
         Used in bqplot.pyplot to specify that the same scale should be used for
         a certain dimension.
@@ -816,7 +814,7 @@ def ohlc(*args, **kwargs):
 
 
 @_process_data('color', 'opacity', 'size', 'skew', 'rotation')
-def scatter(x, y, use_gl=None, **kwargs):
+def scatter(x, y, **kwargs):
     """Draw a scatter in the current context figure.
 
     Parameters
@@ -826,9 +824,6 @@ def scatter(x, y, use_gl=None, **kwargs):
         The x-coordinates of the data points.
     y: numpy.ndarray, 1d
         The y-coordinates of the data points.
-    use_gl: If true, will use the ScatterGL mark (pixelized but faster), if false a normal
-        Scatter mark is used. If None, a choised is made automatically depending on the length
-        of x.
     options: dict (default: {})
         Options for the scales to be created. If a scale labeled 'x' is
         required for that mark, options['x'] contains optional keyword
@@ -840,11 +835,7 @@ def scatter(x, y, use_gl=None, **kwargs):
     """
     kwargs['x'] = x
     kwargs['y'] = y
-    if use_gl is None:
-        mark_class = ScatterGL if len(x) >= SCATTER_SIZE_LIMIT else Scatter
-    else:
-        mark_class = ScatterGL if use_gl else Scatter
-    return _draw_mark(mark_class, **kwargs)
+    return _draw_mark(Scatter, **kwargs)
 
 
 @_process_data()