From 1d6dfa048e9cb8ced45ce605a9a0bcbf71b870da Mon Sep 17 00:00:00 2001
From: Geoffrey McRae <geoff@hostfission.com>
Date: Thu, 4 Oct 2018 00:09:00 +1000
Subject: [PATCH] [client] tighten timings

---
 client/main.c | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/client/main.c b/client/main.c
index eb4a4455..ffc6d2f8 100644
--- a/client/main.c
+++ b/client/main.c
@@ -234,7 +234,7 @@ int cursorThread(void * unused)
       if (!state.running)
         return 0;
 
-      usleep(1000);
+      usleep(1);
       continue;
     }
 
@@ -323,9 +323,7 @@ int frameThread(void * unused)
       if (!state.running)
         break;
 
-      // allow for a maximum refresh of 400fps (1000/400 = 2.5ms), this should
-      // befreqent enough without chewing up too much CPU time
-      usleep(2500);
+      usleep(1);
       continue;
     }
 
@@ -404,6 +402,13 @@ int frameThread(void * unused)
       updatePositionInfo();
     }
 
+    /*
+    uint64_t now = microtime();
+    static uint64_t last;
+    DEBUG_INFO("D: %f", (now - last) / 1000.0f);
+    last = microtime();
+    */
+
     const uint8_t * data = (const uint8_t *)state.shm + header.dataPos;
     if (!state.lgr->on_frame_event(state.lgrData, lgrFormat, data))
     {
@@ -733,11 +738,11 @@ int run()
   state.fpsSleep = 1000000 / params.fpsLimit;
 
   char* XDG_SESSION_TYPE = getenv("XDG_SESSION_TYPE");
-  
+
   if (XDG_SESSION_TYPE == NULL) {
     XDG_SESSION_TYPE = "unspecified";
   }
-  
+
   if (strcmp(XDG_SESSION_TYPE, "wayland") == 0) {
      DEBUG_INFO("Wayland detected");
      int err = setenv("SDL_VIDEODRIVER", "wayland", 1);
@@ -865,6 +870,9 @@ int run()
   if (params.allowScreensaver)
     SDL_SetHint(SDL_HINT_VIDEO_ALLOW_SCREENSAVER, "1");
 
+  if (!params.center)
+    SDL_SetWindowPosition(state.window, params.x, params.y);
+
   // set the compositor hint to bypass for low latency
   SDL_SysWMinfo wminfo;
   SDL_VERSION(&wminfo.version);
@@ -1659,4 +1667,4 @@ int main(int argc, char * argv[])
   }
 
   return ret;
-}
+}
\ No newline at end of file