John Nagle

Strange scrolling behavior - jitter up and down

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### Discussed in https://github.com/emilk/egui/discussions/1784 Originally posted by **John-Nagle** June 30, 2022 I'm getting some strange scrolling behavior. Code is in Github [here](https://github.com/John-Nagle/ui-mock/blob/main/src/guiwindows.rs). You can build it and run it. This...

Rules are not firing. Don't know why. The built in provers (logic, arithmetic, etc.) work, but the rule system doesn't.

Keyboard input does not work with Teletype Model 15 with 92222 Filter

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 Keyboard input drops bits when the keyboard used is a Teletype Model 15 with the 92222 Filter. This is an RF noise filter present on some Teletype machines. The...

Implement .msi support for Windows targets

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Windows support is still unavailable, after four years. Anyone doing that? Discussion: https://internals.rust-lang.org/t/cross-platform-bundling/16773 Useful crate for reading and writing .msi files: "rust-msi". I'd like to have minimal .msi support -...

"[ERROR] Tile part length size inconsistent with stream length" on some older .j2k files

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I've found a few .j2k files which will not decode with OpenJPEG, but are successfully decoded by the Kakadu decoder. Error message is "ERROR] Tile part length size inconsistent with...

I have a need for a JPEG 2000 decoder in Rust. There are bindings to C decoders of course, but I'd like to stay in Rust and avoid C problems....

JPEG 2000 support

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I would like to be able to decode JPEG 2000 images. My specific use case for this functionality is dealing with Second Life / Open Simulator content from Rust. I'm...

Vulkan Panic: ERROR_INITIALIZATION_FAILED on NV

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Short info header: - GFX version: 0.7.0 - OS: Ubuntu 20.04 LTS. - GPU: NVidia 3070, driver 460.32.03 Panicked at 'internal error: entered unreachable code: Unexpected result - driver bug?...

Build problem cross-compiling from LInux to

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Cross-compiling on Linux with target Windows. It _almost_ works. Trouble is at ``` In file included from /home/john/.cargo/registry/src/github.com-1ecc6299db9ec823/shaderc-sys-0.6.3/build/glslang/StandAlone/StandAlone.cpp:44: /home/john/.cargo/registry/src/github.com-1ecc6299db9ec823/shaderc-sys-0.6.3/build/glslang/StandAlone/Worklist.h:89:14: error: ‘mutex’ in namespace ‘std’ does not name a type 89...

I'm trying to build "rend3", a user of shaderc, on Linux with target Windows: **cargo build --target x86_64-pc-windows-gnu** This is a supported target for shaderc, per https://github.com/google/shaderc section 4c It...