Update few comments for 2x src/dst blending

GPU/GLES/StateMapping.cpp

@@ -42,11 +42,11 @@ static const GLushort aLookup[11] = {
 	GL_ONE_MINUS_SRC_ALPHA,
 	GL_DST_ALPHA,
 	GL_ONE_MINUS_DST_ALPHA,
-	GL_SRC_ALPHA,	// should be 2x
-	GL_ONE_MINUS_SRC_ALPHA,	 // should be 2x
-	GL_DST_ALPHA,	 // should be 2x
-	GL_ONE_MINUS_DST_ALPHA,	 // should be 2x	-	and COLOR?
-	GL_CONSTANT_COLOR,	// FIXA
+	GL_SRC_ALPHA,			// GE_SRCBLEND_DOUBLESRCALPHA
+	GL_ONE_MINUS_SRC_ALPHA,		// GE_SRCBLEND_DOUBLEINVSRCALPHA
+	GL_DST_ALPHA,			// GE_SRCBLEND_DOUBLEDSTALPHA
+	GL_ONE_MINUS_DST_ALPHA,		// GE_SRCBLEND_DOUBLEINVDSTALPHA
+	GL_CONSTANT_COLOR,		// FIXA
 };
 
 static const GLushort bLookup[11] = {
@@ -56,34 +56,34 @@ static const GLushort bLookup[11] = {
 	GL_ONE_MINUS_SRC_ALPHA,
 	GL_DST_ALPHA,
 	GL_ONE_MINUS_DST_ALPHA,
-	GL_SRC_ALPHA,	// should be 2x
-	GL_ONE_MINUS_SRC_ALPHA,	 // should be 2x
-	GL_DST_ALPHA,	 // should be 2x
-	GL_ONE_MINUS_DST_ALPHA,	 // should be 2x
-	GL_CONSTANT_COLOR,	// FIXB
+	GL_SRC_ALPHA,			// GE_DSTBLEND_DOUBLESRCALPHA
+	GL_ONE_MINUS_SRC_ALPHA,		// GE_DSTBLEND_DOUBLEINVSRCALPHA
+	GL_DST_ALPHA,			// GE_DSTBLEND_DOUBLEDSTALPHA
+	GL_ONE_MINUS_DST_ALPHA,		// GE_DSTBLEND_DOUBLEINVDSTALPHA
+	GL_CONSTANT_COLOR,		// FIXB
 };
 
 static const GLushort eqLookupNoMinMax[] = {
 	GL_FUNC_ADD,
 	GL_FUNC_SUBTRACT,
 	GL_FUNC_REVERSE_SUBTRACT,
-	GL_FUNC_ADD,  // GL_MIN
-	GL_FUNC_ADD,  // GL_MAX
-	GL_FUNC_ADD,  // GE_BLENDMODE_ABSDIFF
+	GL_FUNC_ADD,			// GE_BLENDMODE_MIN
+	GL_FUNC_ADD,			// GE_BLENDMODE_MAX
+	GL_FUNC_ADD,			// GE_BLENDMODE_ABSDIFF
 };
 
 static const GLushort eqLookup[] = {
 	GL_FUNC_ADD,
 	GL_FUNC_SUBTRACT,
 	GL_FUNC_REVERSE_SUBTRACT,
 #ifdef USING_GLES2
-	GL_MIN_EXT,
-	GL_MAX_EXT,
-	GL_MAX_EXT,  // this is GE_BLENDMODE_ABSDIFF
+	GL_MIN_EXT,			// GE_BLENDMODE_MIN
+	GL_MAX_EXT,			// GE_BLENDMODE_MAX
+	GL_MAX_EXT,			// GE_BLENDMODE_ABSDIFF
 #else
-	GL_MIN,
-	GL_MAX,
-	GL_MAX,  // this is GE_BLENDMODE_ABSDIFF
+	GL_MIN,				// GE_BLENDMODE_MIN
+	GL_MAX,				// GE_BLENDMODE_MAX
+	GL_MAX,				// GE_BLENDMODE_ABSDIFF
 #endif
 };