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[Fogbugz # 380357] Fixing negative overflowing of IES attenuation spline #6669

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Merged
merged 1 commit into from
Jan 11, 2022

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kecho
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@kecho kecho commented Dec 28, 2021

Purpose of this PR

IES profiles that have splines going slightly below 0 or above 1 will cause some byte overflow artifacts.
This change clamps the evaluated spline to be within 0 and 1 range

https://fogbugz.unity3d.com/f/cases/1380357/

Before:
image

After:
image


Testing status

Tested with the fogbugz example.

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@kecho kecho force-pushed the graphics/IESImporterNegativeValsFix branch from a51ba47 to 505d8b9 Compare December 28, 2021 15:43
@kecho kecho requested a review from a team January 4, 2022 15:47
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Looks good. Note that the changes only apply when library is deleted.

* Added code for clamping

* CHANGELOG

* Increasing the importer version so we reimport ies profile textures
@kecho kecho force-pushed the graphics/IESImporterNegativeValsFix branch from 505d8b9 to 7ba5c07 Compare January 11, 2022 16:18
@sebastienlagarde sebastienlagarde merged commit e25739e into master Jan 11, 2022
@sebastienlagarde sebastienlagarde deleted the graphics/IESImporterNegativeValsFix branch January 11, 2022 17:48
sebastienlagarde added a commit that referenced this pull request Jan 13, 2022
* Fix FBX Material

* [HDRP] Fix rendering when adding an incompatible platform to the project #6495

* Updated Physically Based Sky documentation with more warnings about warmup cost. #6498

* Fixed shaders craeted with the custom pass renderers template not being compatible with SRP batcher (case 1383694) (#6501)

* Fixed the fade in mode of the clouds not impacting the volumetric clouds shadows (case 1381652). #6511

* Avoid typed load on volumetric fog filtering on platforms that don't support it #6513

* Fixed the property name of screen weight distance (#6586)

* Documentation and images for custom mip for texture samplers (#6592)

* Documentation and images for custom mip for texture samplers

* Code review suggested changes.

* Fixed potential asymmetrical resource release in the volumetric clouds (case 1388218). #6600

* Fixed the intensity of the sky being reduced signficantly even if there is no clouds (case 1388279). #6601

* Fixed the rt screen space shadows not using the correct asset for allocating the history buffers. #6613

* Urp/fix 1378692 #6627

* Fixed a crash with render graph viewer #6629

* [HDRP] Fix tile/cluster debug for Decal and Fog #6635

* Minor rewording of PT doc. (#6637)

* Changed the behavior the max ray length for recursive rendering to match RTR and rasterization. #6643

* Fix (#6649)

* [HDRP] Fix issue with dynamic RendererList culling option getting ignored #6659

* Review new warmup cost section (#6683)

A few fixes applied to the changes in #6498 and #6323.

* Path fixes (#6692)

Updated incorrect menu paths.

* fixed typo "pratices" -> "practices" in ToC (#6699)

* fixed link to decal.md (#6700)

* Volume docs bugfixes (#6714)

* Volume docs bugfixes

Updates screenshots, menu paths and fixed some typos and inaccuracies.

* Apply formatting changes

Co-authored-by: noreply@unity3d.com <noreply@unity3d.com>

* NeedMotionVectorForTransparent was checking for wrong flag #6719

* [HDRP][Tooltips] Fixed some tooltips for Local Volumetric Fog #6722

* [Fogbugz # 380357] Fixing negative overflowing of IES attenuation spline #6669

Co-authored-by: Antoine Lelievre <antoinel@unity3d.com>
Co-authored-by: JulienIgnace-Unity <julien@unity3d.com>
Co-authored-by: anisunity <42026998+anisunity@users.noreply.github.com>
Co-authored-by: FrancescoC-unity <43168857+FrancescoC-unity@users.noreply.github.com>
Co-authored-by: emilybrown1 <88374601+emilybrown1@users.noreply.github.com>
Co-authored-by: Kleber Garcia <kleber.garcia@unity3d.com>
Co-authored-by: esdasuka <soner.sen@gmail.com>
Co-authored-by: simonb-unity <94441789+simonb-unity@users.noreply.github.com>
Co-authored-by: Emmanuel Turquin <emmanuel@turquin.org>
Co-authored-by: Pavlos Mavridis <pavlos.mavridis@unity3d.com>
Co-authored-by: Vic Cooper <63712500+Vic-Cooper@users.noreply.github.com>
Co-authored-by: noreply@unity3d.com <noreply@unity3d.com>
Co-authored-by: Jans Margevics <50581102+JMargevics@users.noreply.github.com>
sebastienlagarde added a commit that referenced this pull request Jan 13, 2022
* Fixed the fade in mode of the clouds not impacting the volumetric clouds shadows (case 1381652). #6511

* Update .gitignore

* Avoid typed load on volumetric fog filtering on platforms that don't support it #6513

* Fixed potential asymmetrical resource release in the volumetric clouds (case 1388218). #6600

* Fixed the intensity of the sky being reduced signficantly even if there is no clouds (case 1388279). #6601

* Fixed the rt screen space shadows not using the correct asset for allocating the history buffers. #6613

* Changed the behavior the max ray length for recursive rendering to match RTR and rasterization. #6643

* Fix fbx material #6491

* Urp/fix 1378692 #6627

* [Fogbugz # 380357] Fixing negative overflowing of IES attenuation spline #6669

* Update 1225_Lit_SpeedTree8SG.png

* update ref screenshots

* Update 004-CloudsFlaresDecals.png

Co-authored-by: FrancescoC-unity <43168857+FrancescoC-unity@users.noreply.github.com>
Co-authored-by: anisunity <42026998+anisunity@users.noreply.github.com>
Co-authored-by: Adrien de Tocqueville <adrien.tocqueville@unity3d.com>
Co-authored-by: esdasuka <soner.sen@gmail.com>
Co-authored-by: Kleber Garcia <kleber.garcia@unity3d.com>
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3 participants