Fix 1959669: "Not backward compatibility". Update the canvas version to 0.6 and...

[synfig.git] / synfig-core / trunk / src / synfig / canvas.h

diff --git a/synfig-core/trunk/src/synfig/canvas.h b/synfig-core/trunk/src/synfig/canvas.h
index 43a562d..76ea332 100644 (file)
--- a/synfig-core/trunk/src/synfig/canvas.h
+++ b/synfig-core/trunk/src/synfig/canvas.h
@@ -6,7 +6,7 @@
 **
 **     \legal
 **     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**     Copyright (c) 2007 Chris Moore
+**     Copyright (c) 2007, 2008 Chris Moore
 **
 **     This package is free software; you can redistribute it and/or
 **     modify it under the terms of the GNU General Public License as
@@ -69,14 +69,37 @@
  *      conical gradient would be entirely obscured by the circle
  *      layer (even by its transparent pixels)
  *
- * 0.3: not yet implemented
+ * 0.3: svn r1422
  *
  *      the 'straight' blend method was fixed.  loading a version 0.2
  *      or older canvas will replace the 'straight' blend method in
- *      non-pastecanvas layers with 'composite'
+ *      non-pastecanvas layers with 'composite', unless they're
+ *      completely transparent, in which case it will replace them
+ *      with an  'alpha over' blend instead.  Images like
+ *      examples/logo.sifz use transparent straight blends to do
+ *      masking, which no longer works now that 'straight' blending is
+ *      fixed.
+ *
+ *      Tangent lengths calculated by the "Segment Tangent" and "BLine
+ *      Tangent" ValueNodes were scaled by a factor of 0.5.
+ *
+ * 0.4: svn r1856
+ *
+ *      Stop scaling tangents by 0.5.
+ *
+ * 0.5: svn r1863
+ *
+ *      Added "offset", "scale", and "fixed_length" links to the
+ *      "BLine Tangent" ValueNode.
+ *
+ * 0.6: svn r2067
+ *
+ *      Added "scale" link to the "BLine Width" ValueNode in svn r1872.
+ *
+ *      Added "loop" link to the "Gradient Color" ValueNode in svn r1901.
  */
 
-#define CURRENT_CANVAS_VERSION "0.2"
+#define CURRENT_CANVAS_VERSION "0.6"
 
 /* === T Y P E D E F S ===================================================== */