[Hgengine-cvs] SF.net SVN: hgengine:[646] Mercury2/src/StateChanger.cpp

[<axl...@us...>]

Revision: 646
          http://hgengine.svn.sourceforge.net/hgengine/?rev=646&view=rev
Author:   axlecrusher
Date:     2009-12-29 15:52:06 +0000 (Tue, 29 Dec 2009)

Log Message:
-----------
enable writing blend state

Modified Paths:
--------------
    Mercury2/src/StateChanger.cpp

Modified: Mercury2/src/StateChanger.cpp
===================================================================
--- Mercury2/src/StateChanger.cpp	2009-12-28 22:26:28 UTC (rev 645)
+++ Mercury2/src/StateChanger.cpp	2009-12-29 15:52:06 UTC (rev 646)
@@ -167,8 +167,7 @@
 
 	void Stringify( MString & sOut )
 	{
-		//XXX
-//		sOut = ssprintf( "%f", bEnable );
+		sOut = BlendToString(m_src) + "," + BlendToString(m_dest);
 	}
 
 #define STRTOGL(x,s) if (x==#s) return GL_##s;
@@ -191,6 +190,29 @@
 		STRTOGL(s, SRC_ALPHA_SATURATE);
 	}
 	
+	#define GLTOSTR(x,s) case GL_##s: return #s;
+	MString BlendToString(int blend)
+	{
+		switch (blend)
+		{
+			GLTOSTR(blend, ZERO);
+			GLTOSTR(blend, ONE);
+			GLTOSTR(blend, SRC_COLOR);
+			GLTOSTR(blend, ONE_MINUS_SRC_COLOR);
+			GLTOSTR(blend, DST_COLOR);
+			GLTOSTR(blend, ONE_MINUS_DST_COLOR);
+			GLTOSTR(blend, SRC_ALPHA);
+			GLTOSTR(blend, ONE_MINUS_SRC_ALPHA);
+			GLTOSTR(blend, DST_ALPHA);
+			GLTOSTR(blend, ONE_MINUS_DST_ALPHA);
+			GLTOSTR(blend, CONSTANT_COLOR);
+			GLTOSTR(blend, ONE_MINUS_CONSTANT_COLOR);
+			GLTOSTR(blend, CONSTANT_ALPHA);
+			GLTOSTR(blend, ONE_MINUS_CONSTANT_ALPHA);
+			GLTOSTR(blend, SRC_ALPHA_SATURATE);
+		};
+	}
+	
 	void Activate()
 	{
 		GLCALL( glBlendFunc(m_src,m_dest) );


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