From 3b2e96e0b1eeca47e9ed1df76e6c50d00b8b6538 Mon Sep 17 00:00:00 2001
From: Camilla Berglund <elmindreda@elmindreda.org>
Date: Mon, 7 Mar 2016 12:33:26 +0100
Subject: [PATCH] Improve cursor test animation

Only set cursor when it's time for a new frame.  Use
glfwWaitEventsTimeout when waiting for events during animation.
---
 tests/cursor.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/tests/cursor.c b/tests/cursor.c
index cbd5f0ee..f1bcc42f 100644
--- a/tests/cursor.c
+++ b/tests/cursor.c
@@ -195,6 +195,7 @@ int main(void)
     int i;
     GLFWwindow* window;
     GLFWcursor* star_cursors[CURSOR_FRAME_COUNT];
+    GLFWcursor* current_frame = NULL;
 
     glfwSetErrorCallback(error_callback);
 
@@ -279,11 +280,22 @@ int main(void)
         if (animate_cursor)
         {
             const int i = (int) (glfwGetTime() * 30.0) % CURSOR_FRAME_COUNT;
-            glfwSetCursor(window, star_cursors[i]);
+            if (current_frame != star_cursors[i])
+            {
+                glfwSetCursor(window, star_cursors[i]);
+                current_frame = star_cursors[i];
+            }
         }
+        else
+            current_frame = NULL;
 
         if (wait_events)
-            glfwWaitEvents();
+        {
+            if (animate_cursor)
+                glfwWaitEventsTimeout(1.0 / 30.0);
+            else
+                glfwWaitEvents();
+        }
         else
             glfwPollEvents();