NEWBIE gradient increase animated

I am trying to figure out what program to use to create the animation that I desire.
A plain 2d animation of a gradient pattern as it changes. Imagine having a glass filled with sand and pouring blue colored liquid into it. The glass would slowly change from light tan to blue as the water seeps down into the glass. I see the 3d animating power of Synfig but I am not sure it would be the proper tool. I am not looking for realism, just animation of changing gradients on background artwork.
Any suggestions?
Joel

And the Synfig file:
gradient-increase.sifz (2.91 KB)

That looks great! Thanks but when I try to open the gradient-increase.sifz I get an error of

"Unable to load “C:\Temp\gradient-increase.sifz”:

  • C:\Temp\gradient-increase.sifz::326: error:
    Bad type in

I have the most recent 0.64.1 release installed on Windows 7 x64.

The cmd box does this:

synfig studio – starting up application…

synfig(8652) [9:01:53 AM] info: Loading modules from C:\Program Files\Synfig\etc
\synfig_modules.cfg
synfig(8652) [9:01:53 AM] info: Loading plugins from C:\Program Files\Synfig\sha
re\synfig\plugins
synfig(8652) [9:01:54 AM] info: Loading plugin: add-skeleton-simple
synfig(8652) [9:01:54 AM] info: Loading plugin: view-unhide-all-layers
synfig(8652) [9:01:54 AM] info: Loading plugins from F:\Synfig\plugins
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:118: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
121: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:163: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
166: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:208: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
211: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:253: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
256: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:298: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
301: Bad link name for
C:\Temp\gradient-increase.sifz::326: error: Bad type in
loadcanvas.cpp:1566 parse_linkable_value_node done bad type
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:510: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
513: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:555: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
558: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:647: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
650: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:692: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
695: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:737: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
740: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:782: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
785: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:827: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
830: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:952: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
955: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:997: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
1000: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:1079: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
1082: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_radius
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_radius>
:1124: Bad link name for
synfig(8652) [9:01:54 AM] error: EXCEPTION: bad link name: split_angle
synfig(8652) [9:01:54 AM] warning: C:\Temp\gradient-increase.sifz:<split_angle>:
1127: Bad link name for

I have “saveas” to 0.64.1 file format…
gradient-increase-0641.sifz (2.67 KB)