engine: slightly update RefAPI

engine/ref_api.h

@@ -106,6 +106,8 @@ typedef struct ref_globals_s
 	sortedface_t	*draw_surfaces;	// used for sorting translucent surfaces
 	int		max_surfaces;	// max surfaces per submodel (for all models)
 	size_t		visbytes;		// cluster size
+
+	int desktopBitsPixel;
 } ref_globals_t;
 
 enum

ref_gl/gl_image.c

@@ -687,25 +687,25 @@ static void GL_SetTextureFormat( gl_texture_t *tex, pixformat_t format, int chan
 	{
 		if( haveColor && haveAlpha )
 		{
-			if( FBitSet( tex->flags, TF_ARB_16BIT ) || glw_state.desktopBitsPixel == 16 )
+			if( FBitSet( tex->flags, TF_ARB_16BIT ) || gpGlobals->desktopBitsPixel == 16 )
 				tex->format = GL_RGBA16F_ARB;
 			else tex->format = GL_RGBA32F_ARB;
 		}
 		else if( haveColor )
 		{
-			if( FBitSet( tex->flags, TF_ARB_16BIT ) || glw_state.desktopBitsPixel == 16 )
+			if( FBitSet( tex->flags, TF_ARB_16BIT ) || gpGlobals->desktopBitsPixel == 16 )
 				tex->format = GL_RGB16F_ARB;
 			else tex->format = GL_RGB32F_ARB;
 		}
 		else if( haveAlpha )
 		{
-			if( FBitSet( tex->flags, TF_ARB_16BIT ) || glw_state.desktopBitsPixel == 16 )
+			if( FBitSet( tex->flags, TF_ARB_16BIT ) || gpGlobals->desktopBitsPixel == 16 )
 				tex->format = GL_RG16F;
 			else tex->format = GL_RG32F;
 		}
 		else
 		{
-			if( FBitSet( tex->flags, TF_ARB_16BIT ) || glw_state.desktopBitsPixel == 16 )
+			if( FBitSet( tex->flags, TF_ARB_16BIT ) || gpGlobals->desktopBitsPixel == 16 )
 				tex->format = GL_LUMINANCE16F_ARB;
 			else tex->format = GL_LUMINANCE32F_ARB;
 		}
@@ -713,7 +713,7 @@ static void GL_SetTextureFormat( gl_texture_t *tex, pixformat_t format, int chan
 	else
 	{
 		// NOTE: not all the types will be compressed
-		int	bits = glw_state.desktopBitsPixel;
+		int	bits = gpGlobals->desktopBitsPixel;
 
 		switch( GL_CalcTextureSamples( channelMask ))
 		{

ref_gl/gl_local.h

@@ -691,13 +691,6 @@ typedef struct
 
 typedef struct
 {
-	void*	context; // handle to GL rendering context
-	int		safe;
-
-	int		desktopBitsPixel;
-	int		desktopWidth;
-	int		desktopHeight;
-
 	qboolean		initialized;	// OpenGL subsystem started
 	qboolean		extended;		// extended context allows to GL_Debug
 } glwstate_t;

ref_gl/gl_opengl.c

@@ -1041,7 +1041,7 @@ void GL_SetupAttributes( int safegl )
 	if( safegl < SAFE_NOACC )
 		gEngfuncs.GL_SetAttribute( REF_GL_ACCELERATED_VISUAL, 1 );
 
-	gEngfuncs.Con_Printf( "bpp %d\n", glw_state.desktopBitsPixel );
+	gEngfuncs.Con_Printf( "bpp %d\n", gpGlobals->desktopBitsPixel );
 
 	if( safegl < SAFE_NOSTENCIL )
 		gEngfuncs.GL_SetAttribute( REF_GL_STENCIL_SIZE, gl_stencilbits->value );
@@ -1056,13 +1056,13 @@ void GL_SetupAttributes( int safegl )
 
 	if( safegl < SAFE_NOCOLOR )
 	{
-		if( glw_state.desktopBitsPixel >= 24 )
+		if( gpGlobals->desktopBitsPixel >= 24 )
 		{
 			gEngfuncs.GL_SetAttribute( REF_GL_RED_SIZE, 8 );
 			gEngfuncs.GL_SetAttribute( REF_GL_GREEN_SIZE, 8 );
 			gEngfuncs.GL_SetAttribute( REF_GL_BLUE_SIZE, 8 );
 		}
-		else if( glw_state.desktopBitsPixel >= 16 )
+		else if( gpGlobals->desktopBitsPixel >= 16 )
 		{
 			gEngfuncs.GL_SetAttribute( REF_GL_RED_SIZE, 5 );
 			gEngfuncs.GL_SetAttribute( REF_GL_GREEN_SIZE, 6 );