Refactored to use CyberarmEngine::Window#delta_time instead of our reimplementing it, add WIP frame timing to Overlay using CyberarmEngine::Stats.frames data

Gemfile.lock

@@ -1,8 +1,8 @@
 GIT
   remote: https://github.com/cyberarm/cyberarm_engine
-  revision: d1d87db070578fefe97f275b63157b4212a44a89
+  revision: 72037efc735089cf1ff4b56ec57eb793699b27c6
   specs:
-    cyberarm_engine (0.22.0)
+    cyberarm_engine (0.23.0)
       excon (~> 0.88)
       gosu (~> 1.1)
       gosu_more_drawables (~> 0.3)
@@ -20,15 +20,15 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    concurrent-ruby (1.1.10)
+    concurrent-ruby (1.2.2)
     cri (2.1.0)
-    excon (0.96.0)
+    excon (0.99.0)
     gosu (1.4.5)
     gosu_more_drawables (0.3.1)
     i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     mini_portile2 (2.8.1)
-    nokogiri (1.14.0.rc1)
+    nokogiri (1.14.2)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     ocra (1.3.11)
@@ -54,4 +54,4 @@ DEPENDENCIES
   rubyzip
 
 BUNDLED WITH
-   2.4.1
+   2.4.8

lib/common_methods.rb

@@ -11,7 +11,7 @@ class IMICFPS
     end
 
     def delta_time
-      (Gosu.milliseconds - window.delta_time) / 1000.0
+      window.delta_time
     end
 
     def button_down?(id)

lib/networking/director.rb

@@ -46,7 +46,7 @@ class IMICFPS
       def tick(delta_time)
         return unless @map
 
-        Publisher.instance.publish(:tick, delta_time * 1000.0)
+        Publisher.instance.publish(:tick, delta_time)
 
         @map.update
         @server&.update

lib/overlay.rb

@@ -21,6 +21,31 @@ class IMICFPS
       Gosu.draw_rect(2, 2, width - 4, (@text.height + 4) - 4, Gosu::Color.rgba(100, 100, 100, 100))
 
       @text.draw
+
+      sample_points = 256
+      frame_stats = CyberarmEngine::Stats.frames.select(&:complete?)
+      return if frame_stats.empty?
+
+      right_origin = CyberarmEngine::Vector.new(10, 128)
+      nodes = Array.new(sample_points) { [] }
+
+      slice = 0
+      frame_stats.each_slice((CyberarmEngine::Stats.max_frame_history / sample_points.to_f).ceil) do |bucket|
+        bucket.each do |frame|
+          nodes[slice] << frame.frame_timing.duration
+        end
+
+        slice += 1
+      end
+
+      points = []
+      nodes.each_with_index do |cluster, i|
+        break if cluster.empty?
+
+        points << CyberarmEngine::Vector.new(right_origin.x + 1 * i, right_origin.y - cluster.max)
+      end
+
+      Gosu.draw_path(points, Gosu::Color::WHITE, Float::INFINITY) if points.size > 1
     end
 
     def update
@@ -33,7 +58,7 @@ class IMICFPS
       if window.config.get(:options, :fps)
         create_slot "FPS: #{Gosu.fps}"
         if window.config.get(:debug_options, :stats)
-          create_slot "Frame time: #{(Gosu.milliseconds - window.delta_time).to_s.rjust(3, '0')}ms"
+          create_slot "Frame time: #{(window.delta_time * 1000).round.to_s}ms"
         end
       end
 

lib/tools/map_editor/lib/editor.rb

@@ -29,7 +29,7 @@ class IMICFPS
 
       def update
         super
-        Publisher.instance.publish(:tick, Gosu.milliseconds - window.delta_time)
+        Publisher.instance.publish(:tick, window.delta_time)
 
         control_editor
 

lib/window.rb

@@ -37,8 +37,6 @@ class IMICFPS
       end
 
       push_state(CyberarmEngine::IntroState, forward: Boot)
-
-      @delta_time = Gosu.milliseconds
     end
 
     def input_hijack=(hijacker)
@@ -75,8 +73,6 @@ class IMICFPS
       @console.update if @show_console
       @overlay.update
       SoundManager.update
-
-      @delta_time = Gosu.milliseconds
     end
 
     def close