Cog

Cog are debug tools for Unreal Engine built on top of ImGui

Project Structure

• CogSample - A Sample that demonstrate various Cog functionalities. The project was saved in Unreal 5.1
• Plugins/CogAbility - ImGui windows for the Gameplay Ability System (Abilities, Effects, Tags, ...)
• Plugins/CogInput - ImGui windows for the Enhanced Input library (Input action, Gamepad)
• Plugins/CogEngine - ImGui windows for the core unreal engine functionalities (Log, Stats, Time, Collisions, Skeleton, ...)
• Plugins/CogWindow - ImGui window management (Base Window, Layout)
• Plugins/CogDebug - Debug functionalities (Log, Debug Draw, Plot, Metric, ...)
• Plugins/CogImGui - Integration of Imgui for Unreal, inspired by UnrealImGui
• Plugins/CogInterface - Interfaces implemented by actors to inspect them

ImGui Windows

• Most windows display their contents based on a selected actor.
• The selector actor can be chosen using the selection window or widget.
• mouse over a window title to display its help. This behavior can be disabled in the Window menu.
• Window Layouts can be saved/loaded.
• Windows save their own settings in a Cog.ini file to maintain their state between multiple sessions.

Abilities

Displays the gameplay abilities of the selected actor.

• Click the ability checkbox to force its activation or deactivation.
• Right click an ability to open or close the ability separate window.
• Use the 'Give Ability' menu to manually give an ability from a list defined in a data asset.

Actions

Attributes

Displays the gameplay attributes of the selected actor

• Attributes can be sorted by name, category or attribute set.
• Attributes with the Current value greater than the Base value are displayed in green.
• Attributes with the Current value lower than the Base value are displayed in red. - Use the options 'Show Only Modified' to only show the attributes that have modifiers.

Cheats

Used to apply cheats to the selected actor.

• The cheats are gameplay effects configured in a data asset.
• Key modifiers can be used to change which actor should be affected by the cheat:
• [CTRL] apply the cheat to the controlled actor
• [ALT] apply the cheat to the allies of the selected actor
• [SHIFT] apply the cheat to the enemies of the selected actor

Collisions

Used to inspect collisions by performing a collision query with the selected channels.

• The query can be configured in the options.
• The displayed collision channels can be configured in a Data Asset.

Debug Settings

Effects

Displays the gameplay effects of the selected actor.

• Mouse over an effect to see its details such as its modifiers, the gameplay tags it grants, the remaining time.

Gamepad

Log Categories

Metric

Net Emulation

Output Log

Pools

Displays attributes of the selected actor as pools.

• The pools can be configured in a data asset.

Plots

Scalability

Skeleton

Selection

Spawn

Stats

Tags

Displays gameplay tags of the selected actor.

Time Scale

Tweaks

Used to apply tweaks to all the spawned actors

• The tweaks are used to test various gameplay settings by actor category
• The tweaks can be configured in a data asset.