X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Fcolor.h;h=22d05877c36a4990d6ea58d13b631f10ccd8f3f3;hb=8ef042c40521681cea99944097c4f90a5ac6cf74;hp=a5455c1faf4112ac10aefd52847c01f5e12f729c;hpb=7f4c7141c21b2d140d1ea249a468b27d29831081;p=synfig.git

diff --git a/synfig-core/trunk/src/synfig/color.h b/synfig-core/trunk/src/synfig/color.h
index a5455c1..22d0587 100644
--- a/synfig-core/trunk/src/synfig/color.h
+++ b/synfig-core/trunk/src/synfig/color.h
@@ -6,6 +6,7 @@
 **
 **	\legal
 **	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**	Copyright (c) 2007 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
@@ -44,6 +45,11 @@
 
 /* === M A C R O S ========================================================= */
 
+#define use_colorspace_gamma()	App::use_colorspace_gamma
+#define colorspace_gamma()		(2.2f)
+#define gamma_in(x)				((x>=0) ? pow((float)x,1.0f/colorspace_gamma()) : -pow((float)-x,1.0f/colorspace_gamma()))
+#define gamma_out(x)			((x>=0) ? pow((float)x,     colorspace_gamma()) : -pow((float)-x,     colorspace_gamma()))
+
 #ifdef WIN32
 #include <float.h>
 #ifndef isnan
@@ -204,7 +210,11 @@ public:
 	}
 
 public:
-	Color() /*:r_(0), g_(0), b_(0), a_(0)*/ { }
+	// ETL/trunk/ETL/_gaussian.h does:
+	//   SR1=SR2=SR3=typename T::value_type();
+	// and expects that to give it initialized colors
+	// Otherwise the 'gaussian' blur type is random.
+	Color() :a_(0), r_(0), g_(0), b_(0) { }
 	Color(const value_type &f) :a_(f),r_(f), g_(f), b_(f) { }
 	Color(int f) :a_(f),r_(f), g_(f), b_(f) { }
 
@@ -702,7 +712,7 @@ enum PixelFormat
 ** 3	Endian (BGR/RGB)
 ** 4	Alpha Location (Start/End)
 ** 5	ZDepth Location (Start/End)
-** 6	Alpha/ZDepth Arangement (ZA,AZ)
+** 6	Alpha/ZDepth Arrangement (ZA,AZ)
 ** 7	Alpha Range (Inverted,Normal)
 ** 8	Z Range (Inverted,Normal)
 */
@@ -713,11 +723,11 @@ enum PixelFormat
 	PF_BGR=(1<<3),			//!< If set, reverse the order of the RGB channels
 	PF_A_START=(1<<4),		//!< If set, alpha channel is before the color data. If clear, it is after.
 	PF_Z_START=(1<<5),		//!< If set, ZDepth channel is before the color data. If clear, it is after.
-	PF_ZA=(1<<6),			//!< If set, the ZDepth channel will be infront of the alpha channel. If clear, they are reversed.
+	PF_ZA=(1<<6),			//!< If set, the ZDepth channel will be in front of the alpha channel. If clear, they are reversed.
 
 	PF_A_INV=(1<<7),		//!< If set, the alpha channel is stored as 1.0-a
 	PF_Z_INV=(1<<8),		//!< If set, the ZDepth channel is stored as 1.0-z
-	PF_RAW_COLOR=(1<<9)+(1<<1)	//!< If set, the data represents a raw Color datastructure, and all other bits are ignored.
+	PF_RAW_COLOR=(1<<9)+(1<<1)	//!< If set, the data represents a raw Color data structure, and all other bits are ignored.
 };
 
 inline PixelFormat operator|(PixelFormat lhs, PixelFormat rhs)