Added VKbd opacity witch switch.

libretro/core-mapper.c

@@ -41,6 +41,7 @@ char RPATH[512];
 //EMU FLAGS
 int NPAGE=-1, KCOL=1, BKGCOLOR=0;
 int SHOWKEY=-1;
+int VKBD_OPACITY=-1;
 
 #if defined(ANDROID) || defined(__ANDROID__)
 int MOUSE_EMULATED=1;
@@ -257,7 +258,11 @@ void retro_virtualkb(void)
             SHOWKEY=-SHOWKEY;
          }
          else if(i==-5)
-            oldi=-1;
+		 {
+			//VKbd opacitu on/off
+			VKBD_OPACITY=-VKBD_OPACITY;
+			oldi=-1;
+		 }
          else if(i==-6)
             oldi=-1;
          else if(i==-7)

libretro/graph.c

@@ -8,15 +8,22 @@
 #include "libretro-core.h"
 
 extern int VIRTUAL_WIDTH;
+extern int VKBD_OPACITY;
 
 unsigned Opacity(unsigned color1, unsigned color2){
 	
 	unsigned r,g,b;
 	
-	r=(R_RGB565(color1)/2)+(R_RGB565(color2)/2);
-	g=(G_RGB565(color1)/2)+(G_RGB565(color2)/2);
-	b=(B_RGB565(color1)/2)+(B_RGB565(color2)/2);
-	return RGB565(r,g,b);
+	if (VKBD_OPACITY==1){
+		r=(R_RGB565(color1)/2)+(R_RGB565(color2)/2);
+		g=(G_RGB565(color1)/2)+(G_RGB565(color2)/2);
+		b=(B_RGB565(color1)/2)+(B_RGB565(color2)/2);
+		return RGB565(r,g,b);
+	}
+	else
+	{
+		return color2
+	}
 	
 }
 

libretro/vkbd_def.h

@@ -76,7 +76,7 @@ Mvk MVk[NPLGN*NLIGN*2]={
 	{ " \x9c ", " \x9c ", " \x9c ", RETROK_UP},
 	{ "Inv", "Inv", "Inv", RETROK_LSUPER},
 
-	{ "Spc", "Spc", "Spc", RETROK_SPACE}, // page 1, line 6
+	{ "OPC", "OPC", "OPC", -5}, // page 1, line 6
 	{ "Spc", "Spc", "Spc", RETROK_SPACE},
 	{ " + ", " \\ ", " \x1e ", RETROK_PLUS},
 	{ " _ ", " - ", " \x1c ", RETROK_UNDERSCORE},