PREPARING HDRIs FOR HLC
Here is how you prepare HDRIs for HLC - HDRI Light Creator and Skymagic Loader PlusPlease read and understand MacGruber brilliant guide about asset bundles.
1. GET A HDRI MAP
Poly haven is a free place to get HDRIs they use a CC0 license for their works.- Download maps at 4k or 8k
- Make sure they are .EXR format.
2. IMPORT YOUR HDRI MAP
OPTIMAL TEXTURE SETTINGSFollow these steps to ensure your HDRI/Skybox looks sharp and functions correctly with Skymagic Loader Plus:
HOW MIPMAPS WORK (Fake Depth of Field)Skymagic Loader Plus uses Mipmaps to simulate Depth of Field.Mipmaps are smaller, lower-resolution versions of your texture that the engine swaps in as objects get further away. The Trade-off: As you move or change resolution, the engine "transitions" between these levels.
FINDING THE "SWEET SPOT" (MAX SIZE)Your Max Size setting determines the starting point of your resolution.To find the "Sweet Spot"—where the image is sharp but the blur effect still works—use the Power of Two formula: Formula: (Screen Width / 2) rounded to the nearest Power of Two
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3. SETTING UP THE SCENE
Below is how we setup the HDRI into a clean scene.- Create a new Scene
- Rename it to something that makes sense
- Open the Scene
- Delete everything in it
- Add a Reflection Probe
- Edit the Reflection Probe > Set it to Custom
- Drag and Drop your imported HDRI map into Cubemap slot
- Save your scene
