hecs | hecs provides a high-performance , minimalist entity | Game Engine library
kandi X-RAY | hecs Summary
kandi X-RAY | hecs Summary
hecs provides a high-performance, minimalist entity-component-system (ECS) world. It is a library, not a framework. In place of an explicit "System" abstraction, a World's entities are easily queried from regular code. Organize your application however you like!.
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QUESTION
I'm trying to understand the implementation of Bevy's IntoForEachSystem
trait and the way it interacts with the underlying Hecs Query
and Fetch
traits. Hecs has query types (the thing you request in a call to query::
) and item types (the thing returned by the query). The idea is that IntoForEachSystem
is implemented for closures whose query type matches the query's item type, and fn f(&i32)
works because an &i32
query returns an &i32
item.
I think I extracted the relevant parts of the design in this snippet, but I can't make it type check:
...ANSWER
Answered 2020-Sep-16 at 20:11You're actually super close!
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No vulnerabilities reported
Install hecs
Rust is installed and managed by the rustup tool. Rust has a 6-week rapid release process and supports a great number of platforms, so there are many builds of Rust available at any time. Please refer rust-lang.org for more information.
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