# Hints
| v4.x | Type(s) |
| -------------------------------------------------------- | -------------- |
| `source_color` | `vec3`, `vec4` |
| `hint_default_white` | `sampler2D` |
| `hint_default_black` | `sampler2D` |
| `hint_default_transparent` | `sampler2D` |
| `source_color` | `sampler2D` |
| | `sampler2D` |
| `hint_normal` | `sampler2D` |
| `hint_anisotropy` | `sampler2D` |
| `hint_range`<br>`(min, max[, step])` | `int`, `float` |
| `hint_roughness`<br>`[_r, _g, _b, _a, _normal, _gray]` | `sampler2D` |
| `filter`<br>`[_nearest, _linear][_mipmap][_anisotropic]` | `sampler2D` |
| `repeat`<br>`[_enable, _disable]` | `sampler2D` |
| `hint_screen_texture` | `sampler2D` |
| `hint_depth_texture` | `sampler2D` |
| `hint_normal_roughness_texture` | `sampler2D` |
# Resources
- [Godot Shaders](https://godotshaders.com)
- https://github.com/Lcbx/gdReshade Import Reshade Shaders
- https://github.com/JaccomoLorenz/godot-flow-map-shader
- Flow maps are used for water and smoke
## Examples
```cardlink
url: https://github.com/WrobotGames/Jungle-Demo-Setup
title: "GitHub - WrobotGames/Jungle-Demo-Setup: The source code for my jungle demo scene with all copyrighted material removed."
description: "The source code for my jungle demo scene with all copyrighted material removed. - GitHub - WrobotGames/Jungle-Demo-Setup: The source code for my jungle demo scene with all copyrighted material rem..."
host: github.com
favicon: https://github.githubassets.com/favicons/favicon.svg
image: https://opengraph.githubassets.com/57898899298d6ae878fde8a012948dfad8d60ac6a1e473ede19e67480953aea1/WrobotGames/Jungle-Demo-Setup
```
# References
- https://www.nightquestgames.com/the-magic-behind-shaders-in-godot-4/
- [[Godot - Shaders v3 to v4 Conversion]]
```cardlink
url: https://youtu.be/nyFzPaWAzeQ
title: "Welcome to Shaderland - An introduction to shaders in Godot"
description: "Hello Godotneers! Have you ever wanted to use shaders in your game but found that they are some sort of black magic? In this video we're going to to explore ..."
host: youtu.be
favicon: https://www.youtube.com/s/desktop/7c0eb0c2/img/favicon_32x32.png
image: https://i.ytimg.com/vi/nyFzPaWAzeQ/maxresdefault.jpg
```