From a6a9e3ac72778dab9cb057d70379a3643f8c8048 Mon Sep 17 00:00:00 2001
From: Rekai Musuka <rekai@musuka.dev>
Date: Fri, 17 Mar 2023 11:26:14 -0500
Subject: [PATCH] chore(imgui): change size of histogram

---
 src/imgui.zig | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/imgui.zig b/src/imgui.zig
index 259bc2c..aa17166 100644
--- a/src/imgui.zig
+++ b/src/imgui.zig
@@ -21,8 +21,8 @@ const gba_height = @import("core/ppu.zig").height;
 
 const log = std.log.scoped(.Imgui);
 
-// TODO: Document how I decided on this value (I forgot 😅)
-const histogram_len = 0x400;
+// two seconds worth of fps values into the past
+const histogram_len = 0x80;
 
 /// Immediate-Mode GUI State
 pub const State = struct {
@@ -130,7 +130,7 @@ pub fn draw(state: *State, tex_id: GLuint, cpu: *Arm7tdmi) void {
         defer zgui.end();
 
         const tmp = blk: {
-            var buf: [0x400]u32 = undefined;
+            var buf: [histogram_len]u32 = undefined;
             const len = state.fps_hist.copy(&buf);
 
             break :blk .{ buf, len };