fix x-fade drawing
authorRobin Gareus <robin@gareus.org>
Mon, 26 May 2014 15:02:21 +0000 (17:02 +0200)
committerRobin Gareus <robin@gareus.org>
Mon, 26 May 2014 15:02:21 +0000 (17:02 +0200)
commit791c668756786e570c124dfa778234676a0a76a6
treea5b84daf00477591f27e3ed294fe1cc96671d1db
parenta0037ee2d8a1a100e1528bcc4fb78fab048957fc
fix x-fade drawing

Catmull-Rom curve samples are not equally spaced on the x-axis.
Furthermore, Curve::map_value() is not needed, cairo line_to
already interpolates.
libs/canvas/canvas/curve.h
libs/canvas/curve.cc