Canvas Render Target 2D bug

Development Rendering
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1

hi.

we use Canvas Render Target 2D for Merge Mesh. it work very well.

link text

but some device crash. : (
logcat message.

W/Adreno-GSL( 1558): : sharedmem_gpumem_alloc: mmap failed errno 16 Device or resource busy
E/Adreno-GSL( 1558): : ioctl_kgsl_sharedmem_alloc: FATAL ERROR : (null)

or

W/Adreno-GSL(25118): : sharedmem_gpumem_alloc: mmap failed errno 12 Out of memory
E/Adreno-GSL(25118): : ioctl_kgsl_sharedmem_alloc: FATAL ERROR : (null)

crash device Name

  • LG G2
  • LG Gpro2
  • Vega Iron
    and many device crash.

i Think Snapdragon 800 , adreno 3XX device crash.

but disable Canvas Render Target 2D. work very well.

so i have two question.

1.how can i fix this bug.

2.how can Texture Merge Without using ‘Canvas Render Target 2D’. (2~5 textures)

EDIT

logcat UE4 log

D/UE4 ( 1558): Ensure condition failed: Creations == Deletions [File:C:\Private\SVN\NextStageUE4\Engine\Source\Runtime\Engine\Private\Slate\DebugCanvas.cpp] [Line: 19]
D/UE4 ( 1558): FProxyCounter::~FProxyCounter has a mismatch. 14116 creations != 14113 deletions

2

Hi Ruthless -

To get a better context for this question can you please post the linked PDF file to this Answerhub post? The link itself seems to only take me to a blank page, it may be region locked so I cannot view the contents.

Eric Ketchum

3

Hey Ruthless,

For tracking purposes we tend to not let issues remain unanswered for more than 4 days. Once you provide us with the information Eric previously request, we can continue to the bug reporting process.

Thank you,

4

hi.
we slove this problem.

create many cavnas render target2D texutre in one frame.

some device crash.

so we create one by one frame :slight_smile:

thank you.