MangoHud/README.md
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update readme based on new command
Adjust the Normal use text, to account for OpenGL and the new command.
2020-03-14 15:34:37 +00:00

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# MangoHud
A modification of the Mesa Vulkan overlay. Including GUI improvements, temperature reporting, and logging capabilities.
#### Example:
![](assets/overlay_example.gif)
# Installation
If you do not wish to compile anything, simply download the file under Releases, extract it, and run `./mangohud-setup.sh install` from within the extracted folder.
If you wish to compile MangoHud to keep up to date with any changes - first clone this repository and cd into it:
```
git clone --recurse-submodules https://github.com/flightlessmango/MangoHud.git
cd MangoHud
```
Then simply run the following commands:
`./build.sh build`
<br>`./build.sh package`
<br>`sudo ./build.sh install`
---
If you are running an Ubuntu-like distribution, Fedora, or Arch, the build script will automatically detect and prompt you to install missing build dependencies. If you run into any issues with this please report them!
## Packaging status
[Fedora](https://src.fedoraproject.org/rpms/mangohud): `sudo dnf install mangohud`
[Arch](https://aur.archlinux.org/packages/mangohud): Install `mangohud` and `lib32-mangohud` with your favourite AUR helper. `mangohud-git` is also available on the AUR.
# Normal usage
To enable the MangoHud overlay layer for 64bit Vulkan and OpenGL, run :
`mangohud /path/to/app`
Or
`mangohud.x86 /path/to/app` for 32bit OpenGL
For Steam games, you can add this as a launch option:
`mangohud %command%`
Or alternatively, add `MANGOHUD=1` to your shell profile (Vulkan only).
## Hud configuration
MangoHud comes with a config file which can be used to set configuration options globally or per application. The priorities of different config files are:
1. `/path/to/application/dir/MangoHud.conf`
2. `$HOME/.config/MangoHud/{application_name}.conf`
3. `$HOME/.config/MangoHud/MangoHud.conf`
The default config file is installed to `$HOME/.config/MangoHud/MangoHud.conf` and will not be overwritten by the script.
---
### `MANGOHUD_CONFIG` environment variable
You can also customize the hud by using the `MANGOHUD_CONFIG` environment variable while separating different options with a comma. This takes priority over any config file.
A partial list of parameters are below. See the config file for a complete list.
| Variable | Description |
|------------------------------------|---------------------------------------------------------------------------------------|
| `cpu_temp`<br>`gpu_temp` | Displays current CPU/GPU temperature |
| `core_load` | Displays load & frequency per core |
| `ram`<br>`vram` | Displays system RAM/VRAM usage |
| `full` | Enables all of the above config options |
| `crosshair` | Adds a crosshair overlay at the centre of the screen |
| `font_size=` | Customizeable font size (default=24) |
| `width=`<br>`height=` | Customizeable hud dimensions (in pixels) |
| `position=` | Location of the hud: `top-left` (default), `top-right`, `bottom-left`, `bottom-right` |
| `no_display` | Hide the hud by default |
| `toggle_hud=`<br>`toggle_logging=` | Modifiable toggle hotkeys. Default are F12 and F2, respectively. |
| `reload_cfg=` | Change keybind for reloading the config |
| `time`<br>`time_format=%T` | Displays local time. See [std::put_time](https://en.cppreference.com/w/cpp/io/manip/put_time) for formatting help. |
| `gpu_color`<br>`gpu_color`<br>`vram_color`<br>`ram_color`<br>`io_color`<br>`engine_color`<br>`frametime_color`<br>`background_color`<br>`text_color` | Change default colors: `gpu_color=RRGGBB`|
| `alpha` | Set the opacity of all text and frametime graph `0.0-1.0` |
| `background_alpha` | Set the opacity of the background `0.0-1.0` |
| `read_cfg` | Add to MANGOHUD_CONFIG as first parameter to also load config file. Otherwise only MANGOHUD_CONFIG parameters are used. |
| `output_file` | Define name and location of the output file (Required for logging) |
| `font_file` | Change default font (set location to .TTF/.OTF file ) |
| `log_duration` | Set amount of time the logging will run for (in seconds) |
| `vsync`<br> `gl_vsync` | Set vsync for OpenGL or Vulkan |
Example: `MANGOHUD_CONFIG=cpu_temp,gpu_temp,position=top-right,height=500,font_size=32`
Note: Width and Height are set automatically based on the font_size, but can be overridden.
## Vsync
### OpenGL Vsync
- `-1` = Adaptive sync
- `0` = Off
- `1` = On
- `n` = Sync to refresh rate / n.
### Vulkan Vsync
- `0` = Adaptive VSync
- `1` = Off
- `2` = Mailbox (VSync with uncapped FPS)
- `3` = On
## Keybindings
- `F2` : Toggle Logging
- `F4` : Reload Config
- `F12`: Toggle Hud
## MangoHud FPS logging
When you toggle logging (using the keybind `F2`), a file is created with your chosen name (using `MANGOHUD_OUTPUT`) plus a date & timestamp.
This file can be uploaded to [Flightlessmango.com](https://flightlessmango.com/games/user_benchmarks) to create graphs automatically.
you can share the created page with others, just link it.
#### Multiple log files
It's possible to upload multiple files when using [Flightlessmango.com](https://flightlessmango.com/games/user_benchmarks). You can rename them to your preferred names and upload them in a batch.
These filenames will be used as the legend in the graph.
#### Log uploading walkthrough
![](assets/log_upload_example.gif)