60Hz

2026-05-07 00:19:53 -04:00
parent a1bdbeba1c
commit 5c746d99c2
12 changed files with 51 additions and 69 deletions
@@ -21,30 +21,27 @@ namespace anm2ed

  void Playback::tick(int fps, int length, bool isLoop, float deltaSeconds)
  {
+    if (isLoop) isFinished = false;
    if (isFinished || !isPlaying || fps <= 0 || length <= 0) return;
    if (deltaSeconds <= 0.0f) return;

-    auto frameDuration = 1.0f / (float)fps;
-    tickAccumulator += deltaSeconds;
-    auto steps = (int)std::floor(tickAccumulator / frameDuration);
-    if (steps <= 0) return;
-    tickAccumulator -= frameDuration * (float)steps;
+    time += deltaSeconds * (float)fps;

-    time += (float)steps;
+    if (!std::isfinite(time)) time = 0.0f;

-    if (time > (float)length - 1.0f)
+    if (isLoop)
    {
-      if (isLoop)
-      {
-        time = std::fmod(time, (float)length);
-      }
-      else
-      {
-        time = (float)length - 1.0f;
-        isPlaying = false;
-        isFinished = true;
-        timing_reset();
-      }
+      time = std::fmod(time, (float)length);
+      if (time < 0.0f) time += (float)length;
+      return;
+    }
+
+    if (time >= (float)length)
+    {
+      time = (float)length - 1.0f;
+      isPlaying = false;
+      isFinished = true;
+      timing_reset();
    }
  }