From e86efd320ceec5631f1ed60229e24336d9d2f0fc Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Sat, 7 Mar 2015 17:15:42 +0100
Subject: [PATCH] Create g_runloop.frame.video.current.menu.is_animated and
 g_runloop.frame.video.current.menu.framebuf_dirty - will be used to inform
 processes or runloops outside of RA's runloop that video update needs to
 happen because of animations or video state changes occurring.

---
 general.h             | 8 ++++++++
 menu/menu.c           | 3 +++
 menu/menu_animation.c | 8 ++++++++
 3 files changed, 19 insertions(+)

diff --git a/general.h b/general.h
index 1d78eb6583..a94354a3ac 100644
--- a/general.h
+++ b/general.h
@@ -466,6 +466,14 @@ struct runloop
       {
          unsigned count;
          unsigned max;
+         struct
+         {
+            struct
+            {
+               bool is_animated;
+               bool framebuf_dirty;
+            } menu;
+         } current;
       } video;
 
       struct
diff --git a/menu/menu.c b/menu/menu.c
index a6511cfe97..ec434d1836 100644
--- a/menu/menu.c
+++ b/menu/menu.c
@@ -385,6 +385,9 @@ int menu_iterate(retro_input_t input,
       menu->dt = IDEAL_DT / 4;
    menu->old_time = menu->cur_time;
 
+   g_runloop.frames.video.current.menu.is_animated    = false;
+   g_runloop.frames.video.current.menu.framebuf_dirty = false;
+
    if (driver.menu_ctx)
    {
       if (driver.menu_ctx->set_texture)
diff --git a/menu/menu_animation.c b/menu/menu_animation.c
index ffe71b7521..8b348e53fc 100644
--- a/menu/menu_animation.c
+++ b/menu/menu_animation.c
@@ -18,6 +18,7 @@
 #include <math.h>
 #include <string.h>
 #include <compat/strl.h>
+#include "../general.h"
 
 /* from https://github.com/kikito/tween.lua/blob/master/tween.lua */
 
@@ -442,7 +443,12 @@ void menu_animation_update(animation_t *animation, float dt)
       menu_animation_iterate(&animation->list[i], dt, &active_tweens);
 
    if (!active_tweens)
+   {
       animation->size = 0;
+      return;
+   }
+
+   g_runloop.frames.video.current.menu.is_animated = true;
 }
 
 /**
@@ -502,4 +508,6 @@ void menu_animation_ticker_line(char *buf, size_t len, unsigned idx,
       strlcpy(buf, str + str_len - len, len + 1);
    else
       strlcpy(buf, str + right_offset, len + 1);
+
+   g_runloop.frames.video.current.menu.is_animated = true;
 }