Author: Carlos Lopez <[email protected]>
Date: Tue Jun 5 19:40:53 2012 +0200
Surface: New CairoColorPrep class for cook and uncook operations.
---
synfig-core/src/synfig/surface.h | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/synfig-core/src/synfig/surface.h b/synfig-core/src/synfig/surface.h
index 265d8d7..875385a 100644
--- a/synfig-core/src/synfig/surface.h
+++ b/synfig-core/src/synfig/surface.h
@@ -68,6 +68,19 @@ public:
}
};
+class CairoColorPrep
+{
+public:
+ CairoColor cook(CairoColor x)const
+ {
+ return x.premult_alpha();
+ }
+ CairoColor uncook(CairoColor x)const
+ {
+ return x.demult_alpha();
+ }
+};
+
/*! \class Surface
** \brief Bitmap Surface
** \todo writeme
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