From debbd9f15bb6da91f13c77d7e11c499bfca0d430 Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Mon, 3 Feb 2020 22:47:26 +0100
Subject: [PATCH] Remove unused menu_display_pixel_get_scale

---
 menu/menu_driver.c | 39 ---------------------------------------
 menu/menu_driver.h |  1 -
 2 files changed, 40 deletions(-)

diff --git a/menu/menu_driver.c b/menu/menu_driver.c
index 86b7930786..505573c10a 100644
--- a/menu/menu_driver.c
+++ b/menu/menu_driver.c
@@ -2044,45 +2044,6 @@ void menu_display_unset_framebuffer_dirty_flag(void)
    menu_display_framebuf_dirty = false;
 }
 
-float menu_display_get_pixel_scale(unsigned width, unsigned height)
-{
-   static unsigned last_width  = 0;
-   static unsigned last_height = 0;
-   static float scale          = 0.0f;
-   static bool scale_cached    = false;
-   settings_t *settings        = config_get_ptr();
-
-   /* We need to perform a square root here, which
-    * can be slow on some platforms (not *slow*, but
-    * it involves enough work that it's worth trying
-    * to optimise). We therefore cache the pixel scale,
-    * and only update on first run or when the video
-    * size changes */
-   if (!scale_cached ||
-       (width  != last_width) ||
-       (height != last_height))
-   {
-      /* Baseline reference is a 1080p display */
-      scale = (float)(
-            sqrt((double)((width * width) + (height * height))) /
-            DIAGONAL_PIXELS_1080P);
-
-      scale_cached = true;
-      last_width   = width;
-      last_height  = height;
-   }
-
-   /* Apply user scaling factor */
-   if (settings)
-   {
-      float menu_scale_factor = settings->floats.menu_scale_factor;
-      return scale * ((menu_scale_factor > 0.0001f) ?
-            menu_scale_factor : 1.0f);
-   }
-
-   return scale;
-}
-
 float menu_display_get_dpi_scale(unsigned width, unsigned height)
 {
    static unsigned last_width  = 0;
diff --git a/menu/menu_driver.h b/menu/menu_driver.h
index 1537ecf636..b25593343c 100644
--- a/menu/menu_driver.h
+++ b/menu/menu_driver.h
@@ -594,7 +594,6 @@ void menu_display_unset_viewport(unsigned width, unsigned height);
 bool menu_display_get_framebuffer_dirty_flag(void);
 void menu_display_set_framebuffer_dirty_flag(void);
 void menu_display_unset_framebuffer_dirty_flag(void);
-float menu_display_get_pixel_scale(unsigned width, unsigned height);
 float menu_display_get_dpi_scale(unsigned width, unsigned height);
 bool menu_display_init_first_driver(bool video_is_threaded);
 bool menu_display_restore_clear_color(void);