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MZ Jams Debugger - Add Metrics to FPS window

BMM Archive · July 15, 2026

Preserved forum archive. This topic stores the original first post and locally mirrored RPG Maker Web attachments when available. It is posted by the BMMPlay archive account, not by the original creator.

Original Source

  • Original title: MZ Jams Debugger - Add Metrics to FPS window
  • Original author: Jams
  • Original date: April 26, 2022
  • Source thread: https://forums.rpgmakerweb.com/threads/jams-debugger-add-metrics-to-fps-window.147090/
  • Source forum path: Game Development Engines > RPG Maker Javascript Plugins > JS Plugins In Development

Summary

Jams Debugger - Add Metrics to FPS window. Ability to add metrics to the FPS window via F2 to help with plugin development and testing. { "lightbox_close": "Close",

Archived First Post

Jams Debugger - Add Metrics to FPS window.

Ability to add metrics to the FPS window via F2 to help with plugin development and testing.

1650948158214.png


Parameters (Can set page to 0 or 1)

Default Metrics:
  • FPS - Frames Per Second
  • Player Position - (x,y) positions
  • Console Peek - shows the last message in the console window.

Example add new metrics:

JavaScript:
var _updateFrameCount = SceneManager.updateFrameCount;
SceneManager.updateFrameCount = function() {   
    if ($gamePlayer) {
        if(this._PosEvent == undefined){this._PosEvent = new Jams_PlayerPosEvent("playerPos")};
        this._PosEvent.update ({"x": $gamePlayer.x, "y": $gamePlayer.y});
    }
    _updateFrameCount();
};

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#rpg-maker-archive#js-development

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