Fernando García Liñán
e745684c33
HDR: Use a better DFG LUT
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The previous one had 8 bit precision, this one has 16 bit precision and is stored on a DDS texture.
2021-07-31 19:13:19 +02:00
Fernando García Liñán
467468ef3a
HDR: Improve exposure and bloom handling
2021-07-31 19:13:19 +02:00
Fernando García Liñán
526491790e
HDR: Improve envmap pre-filtering
2021-07-31 19:13:19 +02:00
Fernando García Liñán
871654c16f
HDR: Better handling of the Sun
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Add transmittance to the Sun illuminance value to get correct colors at every time of day.
Also improved the Sun disk rendering.
2021-07-31 19:13:19 +02:00
Fernando García Liñán
af29642423
HDR: miscellaneous changes
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- Add an utility linearizeDepth function to help visualize the depth buffer for debug purposes.
- Use 'color0' instead of 'color' for all color attachments.
- Do not write to the HDR buffer if a fragment doesn't need shading (depth = 1).
2021-07-29 08:45:17 +02:00
Fernando García Liñán
9b9ae5cf38
HDR pipeline: even better atmospheric scattering
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Implementation of "A Scalable and Production Ready Sky and Atmosphere Rendering Technique" by Sébastien Hillaire (2020).
2021-07-28 09:40:04 +02:00
Fernando García Liñán
016585e176
HDR pipeline: Use MRT to prefilter the environment map
2021-07-26 17:21:20 +02:00
Fernando García Liñán
9eaef501c7
HDR pipeline: a lot of improvements to atmospheric scattering
2021-07-26 12:11:37 +02:00
Fernando García Liñán
96313e7eb0
Initial commit of the HDR pipeline
2021-07-23 07:46:05 +02:00
