EEVEE NEXT overdarkening shadow problem #113543

New Issue

Philipp Oeser · 2023-10-11T15:01:59+02:00

Philipp Oeser commented

2023-10-11 15:01:59 +02:00

System Information
Operating system: Linux-6.5.5-200.fc38.x86_64-x86_64-with-glibc2.37 64 Bits, X11 UI
Graphics card: NVIDIA GeForce RTX 3080 Laptop GPU/PCIe/SSE2 NVIDIA Corporation 4.6.0 NVIDIA 535.113.01

Blender Version
Broken: version: 4.1.0 Alpha, branch: main, commit date: 2023-10-11 11:36, hash: 54f326e951d8
Worked: (newest version of Blender that worked as expected)

Short description of error

EEVEE NEXT can have a shadow problem navigating around the scene (shadows overdarkening)

Creating this report after discussion/investigation with @fclem in chat so we can keep track of it.
It might not be in a reproducable state yet, but here is how it looks and some futher information (the output of the failing relevant OPENGL drawing test

Note: Google Test filter = DrawOpenGLTest.eevee_shadow_defrag
[==========] Running 1 test from 1 test suite.
[----------] Global test environment set-up.
[----------] 1 test from DrawOpenGLTest
[ RUN      ] DrawOpenGLTest.eevee_shadow_defrag
Failed to start GPU frame capture!
source/blender/draw/tests/eevee_test.cc:600: Failure
Expected equality of these values:
  expect
    Which is: fcc
  result
    Which is: "cfc"
source/blender/draw/tests/eevee_test.cc:614: Failure
Expected equality of these values:
  expected_start
    Which is: 1
  pages_infos_data.page_cached_start
    Which is: 2
source/blender/draw/tests/eevee_test.cc:615: Failure
Expected equality of these values:
  expect_cached_len
    Which is: 2
  result_cached_len
    Which is: 1
source/blender/draw/tests/eevee_test.cc:600: Failure
Expected equality of these values:
  expect
    Which is: fffffcccccccccccc
  result
    Which is: "cffcffccfcccccccc"
source/blender/draw/tests/eevee_test.cc:614: Failure
Expected equality of these values:
  expected_start
    Which is: 52
  pages_infos_data.page_cached_start
    Which is: 54
source/blender/draw/tests/eevee_test.cc:615: Failure
Expected equality of these values:
  expect_cached_len
    Which is: 12
  result_cached_len
    Which is: 10
source/blender/draw/tests/eevee_test.cc:600: Failure
Expected equality of these values:
  expect
    Which is: fffffcccccccccccc
  result
    Which is: "cffcffccfcccccccc"
source/blender/draw/tests/eevee_test.cc:614: Failure
Expected equality of these values:
  expected_start
    Which is: 4096
  pages_infos_data.page_cached_start
    Which is: 2
source/blender/draw/tests/eevee_test.cc:615: Failure
Expected equality of these values:
  expect_cached_len
    Which is: 12
  result_cached_len
    Which is: 10
source/blender/draw/tests/eevee_test.cc:600: Failure
Expected equality of these values:
  expect
    Which is: fffffffffcccccccc
  result
    Which is: "cffcffcffcfcccccc"
source/blender/draw/tests/eevee_test.cc:614: Failure
Expected equality of these values:
  expected_start
    Which is: 39
  pages_infos_data.page_cached_start
    Which is: 42
source/blender/draw/tests/eevee_test.cc:615: Failure
Expected equality of these values:
  expect_cached_len
    Which is: 10
  result_cached_len
    Which is: 5
source/blender/draw/tests/eevee_test.cc:600: Failure
Expected equality of these values:
  expect
    Which is: fffffffffffffcccc
  result
    Which is: "cffcffcffcfcffffc"
source/blender/draw/tests/eevee_test.cc:614: Failure
Expected equality of these values:
  expected_start
    Which is: 43
  pages_infos_data.page_cached_start
    Which is: 46
source/blender/draw/tests/eevee_test.cc:615: Failure
Expected equality of these values:
  expect_cached_len
    Which is: 6
  result_cached_len
    Which is: 1
source/blender/draw/tests/eevee_test.cc:600: Failure
Expected equality of these values:
  expect
    Which is: fffffffffffffffff
  result
    Which is: "cffcffcffcfcfffff"
source/blender/draw/tests/eevee_test.cc:613: Failure
Expected equality of these values:
  expected_free_count
    Which is: 4096
  pages_infos_data.page_free_count
    Which is: 4093
source/blender/draw/tests/eevee_test.cc:615: Failure
Expected equality of these values:
  expect_cached_len
    Which is: 5
  result_cached_len
    Which is: 0
[  FAILED  ] DrawOpenGLTest.eevee_shadow_defrag (309 ms)
[----------] 1 test from DrawOpenGLTest (309 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test suite ran. (309 ms total)
[  PASSED  ] 0 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] DrawOpenGLTest.eevee_shadow_defrag

Exact steps for others to reproduce the error
So far, this has only been reproduced in a complex file (see video)

**System Information** Operating system: Linux-6.5.5-200.fc38.x86_64-x86_64-with-glibc2.37 64 Bits, X11 UI Graphics card: NVIDIA GeForce RTX 3080 Laptop GPU/PCIe/SSE2 NVIDIA Corporation 4.6.0 NVIDIA 535.113.01 **Blender Version** Broken: version: 4.1.0 Alpha, branch: main, commit date: 2023-10-11 11:36, hash: `54f326e951d8` Worked: (newest version of Blender that worked as expected) **Short description of error** EEVEE NEXT can have a shadow problem navigating around the scene (shadows overdarkening) <video src="/attachments/1fabd342-d1de-4afb-8554-1e3104ac5c00" title="0001-0930.mp4" controls></video> Creating this report after discussion/investigation with @fclem in chat so we can keep track of it. It might not be in a reproducable state yet, but here is how it looks and some futher information (the output of the failing relevant OPENGL drawing test ``` Note: Google Test filter = DrawOpenGLTest.eevee_shadow_defrag [==========] Running 1 test from 1 test suite. [----------] Global test environment set-up. [----------] 1 test from DrawOpenGLTest [ RUN ] DrawOpenGLTest.eevee_shadow_defrag Failed to start GPU frame capture! source/blender/draw/tests/eevee_test.cc:600: Failure Expected equality of these values: expect Which is: fcc result Which is: "cfc" source/blender/draw/tests/eevee_test.cc:614: Failure Expected equality of these values: expected_start Which is: 1 pages_infos_data.page_cached_start Which is: 2 source/blender/draw/tests/eevee_test.cc:615: Failure Expected equality of these values: expect_cached_len Which is: 2 result_cached_len Which is: 1 source/blender/draw/tests/eevee_test.cc:600: Failure Expected equality of these values: expect Which is: fffffcccccccccccc result Which is: "cffcffccfcccccccc" source/blender/draw/tests/eevee_test.cc:614: Failure Expected equality of these values: expected_start Which is: 52 pages_infos_data.page_cached_start Which is: 54 source/blender/draw/tests/eevee_test.cc:615: Failure Expected equality of these values: expect_cached_len Which is: 12 result_cached_len Which is: 10 source/blender/draw/tests/eevee_test.cc:600: Failure Expected equality of these values: expect Which is: fffffcccccccccccc result Which is: "cffcffccfcccccccc" source/blender/draw/tests/eevee_test.cc:614: Failure Expected equality of these values: expected_start Which is: 4096 pages_infos_data.page_cached_start Which is: 2 source/blender/draw/tests/eevee_test.cc:615: Failure Expected equality of these values: expect_cached_len Which is: 12 result_cached_len Which is: 10 source/blender/draw/tests/eevee_test.cc:600: Failure Expected equality of these values: expect Which is: fffffffffcccccccc result Which is: "cffcffcffcfcccccc" source/blender/draw/tests/eevee_test.cc:614: Failure Expected equality of these values: expected_start Which is: 39 pages_infos_data.page_cached_start Which is: 42 source/blender/draw/tests/eevee_test.cc:615: Failure Expected equality of these values: expect_cached_len Which is: 10 result_cached_len Which is: 5 source/blender/draw/tests/eevee_test.cc:600: Failure Expected equality of these values: expect Which is: fffffffffffffcccc result Which is: "cffcffcffcfcffffc" source/blender/draw/tests/eevee_test.cc:614: Failure Expected equality of these values: expected_start Which is: 43 pages_infos_data.page_cached_start Which is: 46 source/blender/draw/tests/eevee_test.cc:615: Failure Expected equality of these values: expect_cached_len Which is: 6 result_cached_len Which is: 1 source/blender/draw/tests/eevee_test.cc:600: Failure Expected equality of these values: expect Which is: fffffffffffffffff result Which is: "cffcffcffcfcfffff" source/blender/draw/tests/eevee_test.cc:613: Failure Expected equality of these values: expected_free_count Which is: 4096 pages_infos_data.page_free_count Which is: 4093 source/blender/draw/tests/eevee_test.cc:615: Failure Expected equality of these values: expect_cached_len Which is: 5 result_cached_len Which is: 0 [ FAILED ] DrawOpenGLTest.eevee_shadow_defrag (309 ms) [----------] 1 test from DrawOpenGLTest (309 ms total) [----------] Global test environment tear-down [==========] 1 test from 1 test suite ran. (309 ms total) [ PASSED ] 0 tests. [ FAILED ] 1 test, listed below: [ FAILED ] DrawOpenGLTest.eevee_shadow_defrag ``` **Exact steps for others to reproduce the error** So far, this has only been reproduced in a complex file (see video)

0001-0930.mp4

12 MiB

Philipp Oeser added the

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EEVEE NEXT overdarkening shadow problem #113543