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Interpolation for vectorized mobjects implemented

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This commit is contained in:
Grant Sanderson
2016-04-10 12:34:28 -07:00
parent 330b8870ba
commit 26c5aa8e67
12 changed files with 210 additions and 159 deletions
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37
camera.py
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@ -71,19 +71,18 @@ class Camera(object):
mob.nonempty_family_members()
for mob in mobjects
])
vect_mobjects = []
for mobject in mobjects:
if isinstance(mobject, VectorizedMobject):
vect_mobjects.append(mobject)
self.display_vectorized(mobject)
elif isinstance(mobject, PointCloudMobject):
self.display_point_cloud(
mobject.points, mobject.rgbs,
self.adjusted_thickness(mobject.point_thickness)
self.adjusted_thickness(mobject.stroke_width)
)
else:
raise Exception("I don't know how to display that")
if vect_mobjects:
self.display_vectorized(vect_mobjects)
#TODO
print mobject
# raise Exception("I don't know how to display that")
# def display_region(self, region):
# (h, w) = self.pixel_shape
@ -98,25 +97,23 @@ class Camera(object):
# self.pixel_array[covered] = rgb
def display_vectorized(self, vect_mobjects):
def display_vectorized(self, vect_mobject):
im = Image.fromarray(self.pixel_array, mode = "RGB")
canvas = aggdraw.Draw(im)
for mob in vect_mobjects:
pen, fill = self.get_pen_and_fill(mob)
#TODO, fill
pathstring = self.get_pathstring(
self.points_to_pixel_coords(mob.points),
closed = mob.is_closed()
)
symbol = aggdraw.Symbol(pathstring)
canvas.symbol((0, 0), symbol, pen, fill)
pen, fill = self.get_pen_and_fill(vect_mobject)
pathstring = self.get_pathstring(
self.points_to_pixel_coords(vect_mobject.points),
closed = vect_mobject.is_closed()
)
symbol = aggdraw.Symbol(pathstring)
canvas.symbol((0, 0), symbol, pen, fill)
canvas.flush()
self.pixel_array = np.array(im)
self.pixel_array[:,:] = np.array(im)
def get_pen_and_fill(self, vect_mobject):
pen = aggdraw.Pen(
vect_mobject.get_color().get_web(),
vect_mobject.point_thickness
vect_mobject.get_stroke_color().get_web(),
vect_mobject.stroke_width
)
fill = aggdraw.Brush(
vect_mobject.get_fill_color().get_web(),
@ -124,8 +121,6 @@ class Camera(object):
)
return (pen, fill)
def get_pathstring(self, cubic_bezier_points, closed = False):
start = "m%d,%d"%tuple(cubic_bezier_points[0])
#(handle1, handle2, anchor) tripletes