Hide console scaling behin gl_consolescale

With this change it's possible to scale the HUD but not the console.
And vice versa.

README

@@ -530,8 +530,13 @@ the most common questions are answered.
   followd by a vid_restart. Please note that very old graphic cards may not
   support antialiasing at all.
 
-- If you want to scale the HUD (e.g. for high resoltutions), set the
-  gl_hudscale cvar to a value > 1 (2.0 works well).
+- If you want to scale the HUD (e.g. for high resolutions), set the
+  gl_hudscale cvar to -1. To specify the scale factor by hand, set the
+  cvar to a value > 0.
+
+- If you want to scale the console (e.g. for high resolutions), set the
+  gl_consolescale cvar to -1. To specify the scale factor by hand, set the
+  cvar to a value > 0.
 
 5.2 Input
 ---------

src/client/cl_console.c

@@ -487,7 +487,7 @@ Con_DrawInput(void)
 		return;
 	}
 
-	scale = SCR_GetHUDScale();
+	scale = SCR_GetConsoleScale();
 	text = key_lines[edit_line];
 
 	/* add the cursor frame */
@@ -529,7 +529,7 @@ Con_DrawNotify(void)
 	float scale;
 
 	v = 0;
-	scale = SCR_GetHUDScale();
+	scale = SCR_GetConsoleScale();
 
 	for (i = con.current - NUM_CON_TIMES + 1; i <= con.current; i++)
 	{
@@ -621,7 +621,7 @@ Con_DrawConsole(float frac)
 	time_t t;
 	struct tm *today;
 
-	scale = SCR_GetHUDScale();
+	scale = SCR_GetConsoleScale();
 	lines = viddef.height * frac;
 
 	if (lines <= 0)

src/client/cl_screen.c

@@ -51,6 +51,7 @@ cvar_t *scr_graphshift;
 cvar_t *scr_drawall;
 
 cvar_t *gl_hudscale; /* named for consistency with R1Q2 */
+cvar_t *gl_consolescale;
 
 typedef struct
 {
@@ -257,7 +258,7 @@ SCR_DrawCenterString(void)
 
 	scr_erase_center = 0;
 	start = scr_centerstring;
-	scale = SCR_GetHUDScale();
+	scale = SCR_GetConsoleScale();
 
 	if (scr_center_lines <= 4)
 	{
@@ -431,6 +432,7 @@ SCR_Init(void)
 	scr_graphshift = Cvar_Get("graphshift", "0", 0);
 	scr_drawall = Cvar_Get("scr_drawall", "0", 0);
 	gl_hudscale = Cvar_Get("gl_hudscale", "1", CVAR_ARCHIVE);
+	gl_consolescale = Cvar_Get("gl_consolescale", "1", CVAR_ARCHIVE);
 
 	/* register our commands */
 	Cmd_AddCommand("timerefresh", SCR_TimeRefresh_f);
@@ -1581,7 +1583,7 @@ SCR_DrawCrosshair(void)
 }
 
 float
-SCR_GetHUDScale(void)
+SCR_GetScale(void)
 {
 	float scale;
 
@@ -1609,3 +1611,36 @@ SCR_GetHUDScale(void)
 	return scale;
 }
 
+float
+SCR_GetHUDScale(void)
+{
+	float scale;
+
+	if (gl_hudscale->value < 0)
+	{
+		scale = SCR_GetScale();
+	}
+	else
+	{
+		scale = gl_hudscale->value;
+	}
+
+	return scale;
+}
+
+float
+SCR_GetConsoleScale(void)
+{
+	float scale;
+
+	if (gl_consolescale->value < 0)
+	{
+		scale = SCR_GetScale();
+	}
+	else
+	{
+		scale = gl_consolescale->value;
+	}
+
+	return scale;
+}

src/client/header/screen.h

@@ -68,5 +68,6 @@ void SCR_FinishCinematic(void);
 void SCR_DrawCrosshair(void);
 
 float SCR_GetHUDScale(void);
+float SCR_GetConsoleScale(void);
 
 #endif