I was using V_GetColor in a lot of places I shouldn't have, making the game...

I was using V_GetColor in a lot of places I shouldn't have, making the game look wrong with a non-default colour profile.
Though, I left R_RainbowColormap alone.

src/r_data.c

@@ -324,8 +324,8 @@ UINT8 ASTBlendPixel_8bpp(UINT8 background, UINT8 foreground, int style, UINT8 al
 	else if (style != AST_TRANSLUCENT)
 	{
 		RGBA_t texel;
-		RGBA_t bg = V_GetColor(background);
-		RGBA_t fg = V_GetColor(foreground);
+		RGBA_t bg = V_GetMasterColor(background);
+		RGBA_t fg = V_GetMasterColor(foreground);
 		texel.rgba = ASTBlendPixel(bg, fg, style, alpha);
 		return NearestColor(texel.s.red, texel.s.green, texel.s.blue);
 	}
@@ -1664,7 +1664,7 @@ static void R_CreateFadeColormaps(void)
 #define GETCOLOR \
 	px = colormaps[i%256]; \
 	fade = (i/256) * (256 / FADECOLORMAPROWS); \
-	rgba = V_GetColor(px);
+	rgba = V_GetMasterColor(px);
 
 	// to black
 	makeblack:

src/v_video.h

@@ -64,6 +64,7 @@ void V_CubeApply(UINT8 *red, UINT8 *green, UINT8 *blue);
 
 // Retrieve the ARGB value from a palette color index
 #define V_GetColor(color) (pLocalPalette[color&0xFF])
+#define V_GetMasterColor(color) (pMasterPalette[color&0xFF])
 
 // Bottom 8 bits are used for parameter (screen or character)
 #define V_PARAMMASK          0x000000FF