Author: Carlos Lopez <genet...@gmail.com> Date: Tue Apr 16 20:36:33 2013 +0200
Fix blend method SUBTRACT for CairoColor. --- synfig-core/src/synfig/color.cpp | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/synfig-core/src/synfig/color.cpp b/synfig-core/src/synfig/color.cpp index ab3edba..7d330d1 100644 --- a/synfig-core/src/synfig/color.cpp +++ b/synfig-core/src/synfig/color.cpp @@ -620,11 +620,11 @@ blendfunc_SUBTRACT(CairoColor &a, CairoColor &b, float amount) bb=b.get_b(); ab=b.get_a(); - int aba=ab*amount; + const float aaa=aa*amount/255.0; - rc=rb-(ra*aba)/255; - gc=gb-(ga*aba)/255; - bc=bb-(ba*aba)/255; + rc=rb-ra*aaa; + gc=gb-ga*aaa; + bc=bb-ba*aaa; ac=ab; return CairoColor(rc, gc, bc, ac); ------------------------------------------------------------------------------ Precog is a next-generation analytics platform capable of advanced analytics on semi-structured data. The platform includes APIs for building apps and a phenomenal toolset for data science. Developers can use our toolset for easy data analysis & visualization. Get a free account! http://www2.precog.com/precogplatform/slashdotnewsletter _______________________________________________ Synfig-devl mailing list Synfig-devl@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/synfig-devl