Hello BabylonJS folks I’m setting up a fully PBR scene, all materials are PBR ones, i use physical light units and falloff, aswell as physical exposure computations based on ISO, aperture and shutter speed. It looks great, and seems physically correct. Unfortunately the old StandardMaterial skybox…

Ok i think i got it. I am just extremely stupid. In a HDR, env or dds texture, the luminance values are already post processed (rexposed, tonemapped, …). So in order to have absolute luminance values, i have to invert the transformations done by the camera that captured the textures. In my case set…

Physically based scene with dark skybox

Questions

sebavan August 3, 2021, 5:03pm 2

Why not using a PBRMaterial on the skybox ?

1 Like

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Physically based scene with dark skybox

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