armory3d / armory3d/armory

Screen Space Ray Traced Shadows (SSRS) artifact with sun on Krom Linux

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bug
Dominant language
C++
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Description

**Description**
There seems to be an artifact that appears depending on the light angle and the view angle when SSRS is enabled:

![SSRS](https://user-images.githubusercontent.com/42382648/116414142-994e8300-a80e-11eb-8487-8fd6fe357250.gif)

Confirmed on Krom Linux and with HTML5 Firefox.

Test file:
[srss_issue.blend.zip](https://github.com/armory3d/armory/files/6392215/srss_issue.blend.zip)

**System**
Blender: 2.83LTS
Armory: latest commit
OS: Ubuntu 20.04.2 LTS
Graphics card: AMD RX 480, Kisak Mesa Drivers

Contributor guide

No contributing guide indexed for this repository

Research direction

Start with the attached srss_issue.blend.zip and reproduce the angle-dependent SSRS artifact on Krom Linux and HTML5 Firefox using the listed Blender and Ubuntu setup. Compare different light and view angles, and consider the issue done when the artifact no longer appears with SSRS enabled.

Written by the indexing model from the issue text.

Assessment

Tech stack
blender, html
Domain
computer-graphics, game-dev
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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