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Re: [PATCH] opengl: Do not convert format with glTexImage2D on OpenGL ES
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From: |
Gerd Hoffmann |
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Subject: |
Re: [PATCH] opengl: Do not convert format with glTexImage2D on OpenGL ES |
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Date: |
Fri, 19 Feb 2021 15:14:46 +0100 |
On Fri, Feb 19, 2021 at 06:48:03PM +0900, Akihiko Odaki wrote:
> OpenGL ES does not support conversion from the given data format
> to the internal format with glTexImage2D.
>
> Use the given data format as the internal format, and ignore
> the given alpha channels with GL_TEXTURE_SWIZZLE_A in case the
> format contains alpha channels.
Hmm. Do you know what effect this has performance-wise?
Is it maybe useful to not convert for desktop gl too?
take care,
Gerd